diff options
author | Andrew Geissler <geissonator@yahoo.com> | 2020-10-16 18:17:07 +0300 |
---|---|---|
committer | Andrew Geissler <geissonator@yahoo.com> | 2020-10-16 18:17:51 +0300 |
commit | a2681d9b6ff6eb6e4456d769b8d76e77b2c4d51d (patch) | |
tree | 19f0197dea5262d046f89acb1232e6ec05a45488 /meta-openembedded/meta-oe/recipes-support/vboxguestdrivers | |
parent | d1d22e6713c601a72ff7329133cd86f30ac3d6ce (diff) | |
download | openbmc-a2681d9b6ff6eb6e4456d769b8d76e77b2c4d51d.tar.xz |
meta-openembedded: subtree update:bccd3277e4..2258c9a767
Alejandro Enedino Hernandez Samaniego (1):
gedit: Add gsettings-desktop-schemas to RDEPENDS
Alexander Vickberg (1):
wolfssl: upgrade 4.4.0 -> 4.5.0
Andreas Müller (11):
gnome-settings-daemon: Remove wrong RDEPEND
gnome-desktop3: upgrade 3.36.5 -> 3.36.6
grilo: upgrade 0.3.12 -> 0.3.13
gspell: upgrade 1.8.3 -> 1.8.4
libgdata: upgrade 0.17.12 -> 0.17.13
tracker: upgrade 2.3.4 -> 2.3.6
tracker-miners: upgrade 2.3.3 -> 2.3.5
gjs: upgrade 1.58.7 -> 1.58.8
xfce4-notifyd: upgrade 0.6.1 -> 0.6.2
live555: upgrade 20200721 -> 20200819
vlc: upgrade 3.0.11 -> 3.0.11.1
Andrey Zhizhikin (1):
python3-pybind11: extend to native and nativesdk
Armin Kuster (3):
cmocka: add recipe
musl-nscd: add package
add musl-nscd to pkg grps
Bartosz Golaszewski (2):
libgpiod: drop support for 0.3.3
libgpiod: consolidate the recipe files
Diego Rondini (1):
README: fix incorrect links
Geoff Parker (1):
multipath-tools: replace perl with sed in libdmmp/Makefile for pseudo
Gianfranco Costamagna (1):
vboxguestdrivers: upgrade 6.1.12 -> 6.1.14 Drop kernel 5.8 compatibility patch, now part of upstream codebase
Hongxu Jia (4):
python3-argcomplete: add recipe 1.12.0
python3-dateutil/python3-pykwalify: add nativesdk support
python3-pykwalify: fix missing comma
python3-docopt: add version 0.6.2
Kai Kang (2):
python3-iniconfig: add recipe
python3-pytest: 5.4.3 -> 6.1.0
Khem Raj (3):
st: Use update alternatives
numactl: Link with libatomic on rv64/rv32
ubi-utils-klibc: Remove trailing slash from S
Lee Chee Yang (4):
ace : improve reproducibility
libgphoto2: improve reproducibility
tbb: improve reproducibility
glog : improve reproducibility
Leon Anavi (57):
python3-langtable: Upgrade 0.0.52 -> 0.0.53
python3-sentry-sdk: Upgrade 0.17.5 -> 0.17.6
python3-cmd2: Upgrade 1.3.9 -> 1.3.10
python3-rfc3339-validator: Upgrade 0.1.1 -> 0.1.2
python3-h2: Upgrade 3.2.0 -> 4.0.0
python3-luma-core: Upgrade 1.16.1 -> 1.16.2
python3-isort: Upgrade 5.5.2 -> 5.5.3
python3-xlsxwriter: Upgrade 1.3.3 -> 1.3.4
python3-flask-uploads: Consolidate in a single file
python3-paho-mqtt: Upgrade 1.5.0 -> 1.5.1
python3-sentry-sdk: Upgrade 0.17.6 -> 0.17.7
python3-importlib-metadata: Upgrade 1.7.0 -> 2.0.0
python3-pint: Upgrade 0.16 -> 0.16.1
python3-zipp: Upgrade 3.1.0 -> 3.2.0
python3-xlsxwriter: Upgrade 1.3.4 -> 1.3.5
python3-greenlet: Upgrade 0.4.16 -> 0.4.17
python3-xlsxwriter: Upgrade 1.3.5 -> 1.3.6
python3-yarl: Upgrade 1.5.1 -> 1.6.0
python3-sentry-sdk: Upgrade 0.17.7 -> 0.17.8
python3-google-api-python-client: Upgrade 1.12.1 -> 1.12.2
python3-cryptography: Upgrade 3.1 -> 3.1.1
python3-cryptography-vectors: Upgrade 3.1 -> 3.1.1
python3-gevent: Upgrade 20.6.2 -> 20.9.0
python3-pycrypto: Consolidate in a single file
python3-pychromecast: Upgrade 7.3.0 -> 7.5.0
python3-beautifulsoup4: Upgrade 4.9.1 -> 4.9.2
python3-tqdm: Upgrade 4.49.0 -> 4.50.0
python3-argcomplete: Upgrade 1.12.0 -> 1.12.1
python3-luma-core: Upgrade 1.16.2 -> 1.17.1
python3-luma-oled: Upgrade 3.5.0 -> 3.6.0
python3-regex: Upgrade 2020.7.14 -> 2020.9.27
python3-djangorestframework: Upgrade 3.11.1 -> 3.12.1
python3-isort: Upgrade 5.5.3 -> 5.5.4
python3-cbor2: Upgrade 5.1.2 -> 5.2.0
python3-humanize: Upgrade 2.6.0 -> 3.0.0
python3-pystemd: Upgrade 0.7.0 -> 0.8.0
python3-sentry-sdk: Upgrade 0.17.8 -> 0.18.0
python3-nocasedict: Upgrade 1.0.0 -> 1.0.1
python3-google-api-python-client: Upgrade 1.12.2 -> 1.12.3
beautifulsoup4: Upgrade 4.9.2 -> 4.9.3
python3-humanize: Upgrade 3.0.0 -> 3.0.1
python3-zipp: Upgrade 3.2.0 -> 3.3.0
python3-cmd2: Upgrade 1.3.10 -> 1.3.11
python3-pywbemtools: Upgrade 0.7.1 -> 0.7.2
python3-prettytable: Upgrade 0.7.2 -> 1.0.0
python3-nocaselist: Upgrade 1.0.2 -> 1.0.3
python3-pandas: Upgrade 1.1.2 -> 1.1.3
python3-configparser: Upgrade 5.0.0 -> 5.0.1
python3-pywbemtools: Upgrade 0.7.2 -> 0.7.3
python3-colorlog: Upgrade 4.2.1 -> 4.4.0
python3-markdown: Upgrade 3.2.2 -> 3.3
python3-tqdm: Upgrade 4.50.0 -> 4.50.2
python3-pywbem: Upgrade 1.0.2 -> 1.1.0
python3-regex: Upgrade 2020.9.27 -> 2020.10.11
python3-multidict: Upgrade 4.7.6 -> 5.0.0
python3-prettytable: Upgrade 1.0.0 -> 1.0.1
python3-pyperclip: Upgrade 1.8.0 -> 1.8.1
Lim Siew Hoon (1):
Alliance for Open Media: new library
Martin Jansa (4):
libhugetlbfs: revert one commit from 2.23 to work around build error on arm
netkit-rsh: inherit update-alternatives
ssmtp: adjust u-a
utouch-*, ifenslave, iozone3, ttf-honkyfonts, python3-smbus: don't use trailing slash in S
Michael Vetter (3):
jasper: use correct homepage
jasper: upgrade 2.0.20 -> 2.0.21
jasper: upgrade 2.0.21 -> 2.0.22
Mingli Yu (3):
smartmontools: Remove obsolete setting regarding the Standard Output
ippool: Remove obsolete setting in service file
strongswan: Remove obsolete setting regarding the Standard Output
Naveen Saini (1):
tbb: upgrade 2020.2 -> 2020.3
Pascal Bach (1):
rocksdb: 6.6.4 -> 6.11.4
Pierre-Jean Texier (1):
cppzmq: upgrade 4.6.0 -> 4.7.0
Ricardo Salveti (1):
pcsc-lite: upgrade 1.8.26 -> 1.9.0
Richard Purdie (1):
minifi-cpp: Adapt to potential psuedo changes
Robert Yang (1):
crda: rdepends on wireless-regdb-static
Romain Naour (1):
libiec61850: add recipe for libiec61850
Ross Burton (1):
mpv: don't remove lua for aarch64 twice
Sakib Sajal (1):
libssh2: enable ptest
Sinan Kaya (1):
collectd: make rrdtool and rrdcached optional
Tim Orling (3):
python3-markupsafe: bbappend for ptest
python3-jinja2: bbappend for ptest
packagegroup-meta-python: -jinja2 -markupsafe => ptest
Todd Cunningham (1):
firewalld: upgrade 0.8.3 -> 0.9.0
Vladimir Zapolskiy (1):
cifs-utils: remove explicitly set PV variable
Winfried Dobbe (1):
firewalld: Add missing rdep on nftables-python
Yi Zhao (2):
minifi-cpp: do not download source during compile
minifi-cpp: set the default repositories location to /var/lib
Zang Ruochen (6):
byacc: upgrade 20200330 -> 20200910
memtester: upgrade 4.3.0 -> 4.4.0
redis: upgrade 6.0.7 -> 6.0.8
znc: upgrade 1.8.1 -> 1.8.2
arno-iptables-firewall: upgrade 2.1.0 -> 2.1.1
numactl: upgrade 2.0.13 -> 2.0.14
Zheng Ruoqin (1):
dnf-plugin-tui: upgrade 1.1 -> 1.2
Zig Globulin (1):
libuvc: add recipe
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I67cbdcd31a7ead9641a4bce3477ff706f33bb253
Diffstat (limited to 'meta-openembedded/meta-oe/recipes-support/vboxguestdrivers')
-rw-r--r-- | meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers/021-linux-5-8.patch | 5046 | ||||
-rw-r--r-- | meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers_6.1.14.bb (renamed from meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers_6.1.12.bb) | 5 |
2 files changed, 2 insertions, 5049 deletions
diff --git a/meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers/021-linux-5-8.patch b/meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers/021-linux-5-8.patch deleted file mode 100644 index 9d4575060..000000000 --- a/meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers/021-linux-5-8.patch +++ /dev/null @@ -1,5046 +0,0 @@ -fix Linux 5.8 - -This is a squashed patch with following upstream revisions: - - r85208 - r85430 - r85431 - r85432 - r85447 # context required adjustment - r85453 - r85460 - r85461 # context required adjustment - r85500 - r85501 - r85503 - r85504 - r85505 - r85506 - r85507 # context required adjustment - r85509 - r85510 - r85511 - r85514 - r85516 - r85517 - r85518 - r85525 - r85526 - r85527 - r85533 - r85534 - r85540 - r85541 - r85545 - r85546 - r85552 - r85555 - r85556 - r85590 - -Thanks a lot to loqs for his hard work on FS#67488! - ---- a/src/VBox/Runtime/r0drv/linux/time-r0drv-linux.c -+++ b/src/VBox/Runtime/r0drv/linux/time-r0drv-linux.c -@@ -31,6 +31,12 @@ - #define LOG_GROUP RTLOGGROUP_TIME - #include "the-linux-kernel.h" - #include "internal/iprt.h" -+/* Make sure we have the setting functions we need for RTTimeNow: */ -+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 16) -+# define RTTIME_INCL_TIMEVAL -+#elif LINUX_VERSION_CODE < KERNEL_VERSION(3, 17, 0) -+# define RTTIME_INCL_TIMESPEC -+#endif - #include <iprt/time.h> - #include <iprt/asm.h> - -@@ -181,22 +187,19 @@ RT_EXPORT_SYMBOL(RTTimeSystemMilliTS); - RTDECL(PRTTIMESPEC) RTTimeNow(PRTTIMESPEC pTime) - { - IPRT_LINUX_SAVE_EFL_AC(); --#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16) --/* On Linux 4.20, time.h includes time64.h and we have to use 64-bit times. */ --# ifdef _LINUX_TIME64_H -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 17, 0) - struct timespec64 Ts; -- ktime_get_real_ts64(&Ts); --# else -- struct timespec Ts; -- ktime_get_real_ts(&Ts); --# endif -+ ktime_get_real_ts64(&Ts); /* ktime_get_real_ts64 was added as a macro in 3.17, function since 4.18. */ - IPRT_LINUX_RESTORE_EFL_AC(); --# ifdef _LINUX_TIME64_H - return RTTimeSpecSetTimespec64(pTime, &Ts); --# else -+ -+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16) -+ struct timespec Ts; -+ ktime_get_real_ts(&Ts); /* ktime_get_real_ts was removed in Linux 4.20. */ -+ IPRT_LINUX_RESTORE_EFL_AC(); - return RTTimeSpecSetTimespec(pTime, &Ts); --# endif --#else /* < 2.6.16 */ -+ -+#else /* < 2.6.16 */ - struct timeval Tv; - do_gettimeofday(&Tv); - IPRT_LINUX_RESTORE_EFL_AC(); ---- a/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c -+++ b/src/VBox/Runtime/r0drv/linux/memobj-r0drv-linux.c -@@ -52,6 +52,14 @@ - # define PAGE_READONLY_EXEC PAGE_READONLY - #endif - -+/** @def IPRT_USE_ALLOC_VM_AREA_FOR_EXEC -+ * Whether we use alloc_vm_area (3.2+) for executable memory. -+ * This is a must for 5.8+, but we enable it all the way back to 3.2.x for -+ * better W^R compliance (fExecutable flag). */ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0) || defined(DOXYGEN_RUNNING) -+# define IPRT_USE_ALLOC_VM_AREA_FOR_EXEC -+#endif -+ - /* - * 2.6.29+ kernels don't work with remap_pfn_range() anymore because - * track_pfn_vma_new() is apparently not defined for non-RAM pages. -@@ -72,12 +80,27 @@ - # define gfp_t unsigned - #endif - -+/* -+ * Wrappers around mmap_lock/mmap_sem difference. -+ */ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0) -+# define LNX_MM_DOWN_READ(a_pMm) down_read(&(a_pMm)->mmap_lock) -+# define LNX_MM_UP_READ(a_pMm) up_read(&(a_pMm)->mmap_lock) -+# define LNX_MM_DOWN_WRITE(a_pMm) down_write(&(a_pMm)->mmap_lock) -+# define LNX_MM_UP_WRITE(a_pMm) up_write(&(a_pMm)->mmap_lock) -+#else -+# define LNX_MM_DOWN_READ(a_pMm) down_read(&(a_pMm)->mmap_sem) -+# define LNX_MM_UP_READ(a_pMm) up_read(&(a_pMm)->mmap_sem) -+# define LNX_MM_DOWN_WRITE(a_pMm) down_write(&(a_pMm)->mmap_sem) -+# define LNX_MM_UP_WRITE(a_pMm) up_write(&(a_pMm)->mmap_sem) -+#endif -+ - - /********************************************************************************************************************************* - * Structures and Typedefs * - *********************************************************************************************************************************/ - /** -- * The Darwin version of the memory object structure. -+ * The Linux version of the memory object structure. - */ - typedef struct RTR0MEMOBJLNX - { -@@ -90,11 +113,20 @@ typedef struct RTR0MEMOBJLNX - bool fExecutable; - /** Set if we've vmap'ed the memory into ring-0. */ - bool fMappedToRing0; -+#ifdef IPRT_USE_ALLOC_VM_AREA_FOR_EXEC -+ /** Return from alloc_vm_area() that we now need to use for executable -+ * memory. */ -+ struct vm_struct *pArea; -+ /** PTE array that goes along with pArea (must be freed). */ -+ pte_t **papPtesForArea; -+#endif - /** The pages in the apPages array. */ - size_t cPages; - /** Array of struct page pointers. (variable size) */ - struct page *apPages[1]; --} RTR0MEMOBJLNX, *PRTR0MEMOBJLNX; -+} RTR0MEMOBJLNX; -+/** Pointer to the linux memory object. */ -+typedef RTR0MEMOBJLNX *PRTR0MEMOBJLNX; - - - static void rtR0MemObjLinuxFreePages(PRTR0MEMOBJLNX pMemLnx); -@@ -182,7 +214,7 @@ static pgprot_t rtR0MemObjLinuxConvertPr - * Worker for rtR0MemObjNativeReserveUser and rtR0MemObjNativerMapUser that creates - * an empty user space mapping. - * -- * We acquire the mmap_sem of the task! -+ * We acquire the mmap_sem/mmap_lock of the task! - * - * @returns Pointer to the mapping. - * (void *)-1 on failure. -@@ -222,9 +254,9 @@ static void *rtR0MemObjLinuxDoMmap(RTR3P - #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0) - ulAddr = vm_mmap(NULL, R3PtrFixed, cb, fLnxProt, MAP_SHARED | MAP_ANONYMOUS | MAP_FIXED, 0); - #else -- down_write(&pTask->mm->mmap_sem); -+ LNX_MM_DOWN_WRITE(pTask->mm); - ulAddr = do_mmap(NULL, R3PtrFixed, cb, fLnxProt, MAP_SHARED | MAP_ANONYMOUS | MAP_FIXED, 0); -- up_write(&pTask->mm->mmap_sem); -+ LNX_MM_UP_WRITE(pTask->mm); - #endif - } - else -@@ -232,9 +264,9 @@ static void *rtR0MemObjLinuxDoMmap(RTR3P - #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0) - ulAddr = vm_mmap(NULL, 0, cb, fLnxProt, MAP_SHARED | MAP_ANONYMOUS, 0); - #else -- down_write(&pTask->mm->mmap_sem); -+ LNX_MM_DOWN_WRITE(pTask->mm); - ulAddr = do_mmap(NULL, 0, cb, fLnxProt, MAP_SHARED | MAP_ANONYMOUS, 0); -- up_write(&pTask->mm->mmap_sem); -+ LNX_MM_UP_WRITE(pTask->mm); - #endif - if ( !(ulAddr & ~PAGE_MASK) - && (ulAddr & (uAlignment - 1))) -@@ -257,7 +289,7 @@ static void *rtR0MemObjLinuxDoMmap(RTR3P - * Worker that destroys a user space mapping. - * Undoes what rtR0MemObjLinuxDoMmap did. - * -- * We acquire the mmap_sem of the task! -+ * We acquire the mmap_sem/mmap_lock of the task! - * - * @param pv The ring-3 mapping. - * @param cb The size of the mapping. -@@ -269,13 +301,13 @@ static void rtR0MemObjLinuxDoMunmap(void - Assert(pTask == current); RT_NOREF_PV(pTask); - vm_munmap((unsigned long)pv, cb); - #elif defined(USE_RHEL4_MUNMAP) -- down_write(&pTask->mm->mmap_sem); -+ LNX_MM_DOWN_WRITE(pTask->mm); - do_munmap(pTask->mm, (unsigned long)pv, cb, 0); /* should it be 1 or 0? */ -- up_write(&pTask->mm->mmap_sem); -+ LNX_MM_UP_WRITE(pTask->mm); - #else -- down_write(&pTask->mm->mmap_sem); -+ LNX_MM_DOWN_WRITE(pTask->mm); - do_munmap(pTask->mm, (unsigned long)pv, cb); -- up_write(&pTask->mm->mmap_sem); -+ LNX_MM_UP_WRITE(pTask->mm); - #endif - } - -@@ -520,15 +552,49 @@ static int rtR0MemObjLinuxVMap(PRTR0MEMO - pgprot_val(fPg) |= _PAGE_NX; - # endif - -+# ifdef IPRT_USE_ALLOC_VM_AREA_FOR_EXEC -+ if (fExecutable) -+ { -+ pte_t **papPtes = (pte_t **)kmalloc_array(pMemLnx->cPages, sizeof(papPtes[0]), GFP_KERNEL); -+ if (papPtes) -+ { -+ pMemLnx->pArea = alloc_vm_area(pMemLnx->Core.cb, papPtes); /* Note! pArea->nr_pages is not set. */ -+ if (pMemLnx->pArea) -+ { -+ size_t i; -+ Assert(pMemLnx->pArea->size >= pMemLnx->Core.cb); /* Note! includes guard page. */ -+ Assert(pMemLnx->pArea->addr); -+# ifdef _PAGE_NX -+ pgprot_val(fPg) |= _PAGE_NX; /* Uses RTR0MemObjProtect to clear NX when memory ready, W^X fashion. */ -+# endif -+ pMemLnx->papPtesForArea = papPtes; -+ for (i = 0; i < pMemLnx->cPages; i++) -+ *papPtes[i] = mk_pte(pMemLnx->apPages[i], fPg); -+ pMemLnx->Core.pv = pMemLnx->pArea->addr; -+ pMemLnx->fMappedToRing0 = true; -+ } -+ else -+ { -+ kfree(papPtes); -+ rc = VERR_MAP_FAILED; -+ } -+ } -+ else -+ rc = VERR_MAP_FAILED; -+ } -+ else -+# endif -+ { - # ifdef VM_MAP -- pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_MAP, fPg); -+ pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_MAP, fPg); - # else -- pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_ALLOC, fPg); -+ pMemLnx->Core.pv = vmap(&pMemLnx->apPages[0], pMemLnx->cPages, VM_ALLOC, fPg); - # endif -- if (pMemLnx->Core.pv) -- pMemLnx->fMappedToRing0 = true; -- else -- rc = VERR_MAP_FAILED; -+ if (pMemLnx->Core.pv) -+ pMemLnx->fMappedToRing0 = true; -+ else -+ rc = VERR_MAP_FAILED; -+ } - #else /* < 2.4.22 */ - rc = VERR_NOT_SUPPORTED; - #endif -@@ -554,6 +620,22 @@ static int rtR0MemObjLinuxVMap(PRTR0MEMO - static void rtR0MemObjLinuxVUnmap(PRTR0MEMOBJLNX pMemLnx) - { - #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 4, 22) -+# ifdef IPRT_USE_ALLOC_VM_AREA_FOR_EXEC -+ if (pMemLnx->pArea) -+ { -+# if 0 -+ pte_t **papPtes = pMemLnx->papPtesForArea; -+ size_t i; -+ for (i = 0; i < pMemLnx->cPages; i++) -+ *papPtes[i] = 0; -+# endif -+ free_vm_area(pMemLnx->pArea); -+ kfree(pMemLnx->papPtesForArea); -+ pMemLnx->pArea = NULL; -+ pMemLnx->papPtesForArea = NULL; -+ } -+ else -+# endif - if (pMemLnx->fMappedToRing0) - { - Assert(pMemLnx->Core.pv); -@@ -593,7 +675,7 @@ DECLHIDDEN(int) rtR0MemObjNativeFree(RTR - size_t iPage; - Assert(pTask); - if (pTask && pTask->mm) -- down_read(&pTask->mm->mmap_sem); -+ LNX_MM_DOWN_READ(pTask->mm); - - iPage = pMemLnx->cPages; - while (iPage-- > 0) -@@ -608,7 +690,7 @@ DECLHIDDEN(int) rtR0MemObjNativeFree(RTR - } - - if (pTask && pTask->mm) -- up_read(&pTask->mm->mmap_sem); -+ LNX_MM_UP_READ(pTask->mm); - } - /* else: kernel memory - nothing to do here. */ - break; -@@ -1076,7 +1158,7 @@ DECLHIDDEN(int) rtR0MemObjNativeLockUser - papVMAs = (struct vm_area_struct **)RTMemAlloc(sizeof(*papVMAs) * cPages); - if (papVMAs) - { -- down_read(&pTask->mm->mmap_sem); -+ LNX_MM_DOWN_READ(pTask->mm); - - /* - * Get user pages. -@@ -1162,7 +1244,7 @@ DECLHIDDEN(int) rtR0MemObjNativeLockUser - papVMAs[rc]->vm_flags |= VM_DONTCOPY | VM_LOCKED; - } - -- up_read(&pTask->mm->mmap_sem); -+ LNX_MM_UP_READ(pTask->mm); - - RTMemFree(papVMAs); - -@@ -1189,7 +1271,7 @@ DECLHIDDEN(int) rtR0MemObjNativeLockUser - #endif - } - -- up_read(&pTask->mm->mmap_sem); -+ LNX_MM_UP_READ(pTask->mm); - - RTMemFree(papVMAs); - rc = VERR_LOCK_FAILED; -@@ -1422,6 +1504,7 @@ DECLHIDDEN(int) rtR0MemObjNativeMapKerne - * Use vmap - 2.4.22 and later. - */ - pgprot_t fPg = rtR0MemObjLinuxConvertProt(fProt, true /* kernel */); -+ /** @todo We don't really care too much for EXEC here... 5.8 always adds NX. */ - Assert(((offSub + cbSub) >> PAGE_SHIFT) <= pMemLnxToMap->cPages); - # ifdef VM_MAP - pMemLnx->Core.pv = vmap(&pMemLnxToMap->apPages[offSub >> PAGE_SHIFT], cbSub >> PAGE_SHIFT, VM_MAP, fPg); -@@ -1604,7 +1687,7 @@ DECLHIDDEN(int) rtR0MemObjNativeMapUser( - const size_t cPages = (offSub + cbSub) >> PAGE_SHIFT; - size_t iPage; - -- down_write(&pTask->mm->mmap_sem); -+ LNX_MM_DOWN_WRITE(pTask->mm); - - rc = VINF_SUCCESS; - if (pMemLnxToMap->cPages) -@@ -1721,7 +1804,7 @@ DECLHIDDEN(int) rtR0MemObjNativeMapUser( - } - #endif /* CONFIG_NUMA_BALANCING */ - -- up_write(&pTask->mm->mmap_sem); -+ LNX_MM_UP_WRITE(pTask->mm); - - if (RT_SUCCESS(rc)) - { -@@ -1753,6 +1836,29 @@ DECLHIDDEN(int) rtR0MemObjNativeMapUser( - - DECLHIDDEN(int) rtR0MemObjNativeProtect(PRTR0MEMOBJINTERNAL pMem, size_t offSub, size_t cbSub, uint32_t fProt) - { -+# ifdef IPRT_USE_ALLOC_VM_AREA_FOR_EXEC -+ /* -+ * Currently only supported when we've got addresses PTEs from the kernel. -+ */ -+ PRTR0MEMOBJLNX pMemLnx = (PRTR0MEMOBJLNX)pMem; -+ if (pMemLnx->pArea && pMemLnx->papPtesForArea) -+ { -+ pgprot_t const fPg = rtR0MemObjLinuxConvertProt(fProt, true /*fKernel*/); -+ size_t const cPages = (offSub + cbSub) >> PAGE_SHIFT; -+ pte_t **papPtes = pMemLnx->papPtesForArea; -+ size_t i; -+ -+ for (i = offSub >> PAGE_SHIFT; i < cPages; i++) -+ { -+ set_pte(papPtes[i], mk_pte(pMemLnx->apPages[i], fPg)); -+ } -+ preempt_disable(); -+ __flush_tlb_all(); -+ preempt_enable(); -+ return VINF_SUCCESS; -+ } -+# endif -+ - NOREF(pMem); - NOREF(offSub); - NOREF(cbSub); ---- a/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c -+++ b/src/VBox/HostDrivers/Support/linux/SUPDrv-linux.c -@@ -144,9 +144,9 @@ static int force_async_tsc = 0; - * Memory for the executable memory heap (in IPRT). - */ - # ifdef DEBUG --# define EXEC_MEMORY_SIZE 8388608 /* 8 MB */ -+# define EXEC_MEMORY_SIZE 10485760 /* 10 MB */ - # else --# define EXEC_MEMORY_SIZE 2097152 /* 2 MB */ -+# define EXEC_MEMORY_SIZE 8388608 /* 8 MB */ - # endif - extern uint8_t g_abExecMemory[EXEC_MEMORY_SIZE]; - # ifndef VBOX_WITH_TEXT_MODMEM_HACK -@@ -756,20 +756,25 @@ EXPORT_SYMBOL(SUPDrvLinuxIDC); - - RTCCUINTREG VBOXCALL supdrvOSChangeCR4(RTCCUINTREG fOrMask, RTCCUINTREG fAndMask) - { --#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 20, 0) -- RTCCUINTREG uOld = this_cpu_read(cpu_tlbstate.cr4); -- RTCCUINTREG uNew = (uOld & fAndMask) | fOrMask; -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0) -+ RTCCUINTREG const uOld = __read_cr4(); -+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3, 20, 0) -+ RTCCUINTREG const uOld = this_cpu_read(cpu_tlbstate.cr4); -+#else -+ RTCCUINTREG const uOld = ASMGetCR4(); -+#endif -+ RTCCUINTREG const uNew = (uOld & fAndMask) | fOrMask; - if (uNew != uOld) - { -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0) -+ ASMSetCR4(uNew); -+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(3, 20, 0) - this_cpu_write(cpu_tlbstate.cr4, uNew); - __write_cr4(uNew); -- } - #else -- RTCCUINTREG uOld = ASMGetCR4(); -- RTCCUINTREG uNew = (uOld & fAndMask) | fOrMask; -- if (uNew != uOld) - ASMSetCR4(uNew); - #endif -+ } - return uOld; - } - ---- a/src/VBox/Additions/linux/sharedfolders/vfsmod.c -+++ b/src/VBox/Additions/linux/sharedfolders/vfsmod.c -@@ -52,7 +52,7 @@ - #endif - #include <linux/seq_file.h> - #include <linux/vfs.h> --#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 62) -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 62) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) - # include <linux/vermagic.h> - #endif - #include <VBox/err.h> ---- a/Config.kmk -+++ b/Config.kmk -@@ -4462,15 +4462,20 @@ endif # pe - - ifeq ($(VBOX_LDR_FMT),elf) - TEMPLATE_VBoxR0_TOOL = $(VBOX_GCC_TOOL) --TEMPLATE_VBoxR0_CFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(VBOX_GCC_WERR) $(VBOX_GCC_PEDANTIC_C) $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-hidden) -std=gnu99 $(VBOX_GCC_IPRT_FMT_CHECK) --TEMPLATE_VBoxR0_CXXFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(VBOX_GCC_WERR) $(VBOX_GCC_PEDANTIC_CXX) $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-inlines-hidden) $(VBOX_GCC_fvisibility-hidden) -fno-rtti $(VBOX_GCC_IPRT_FMT_CHECK) --TEMPLATE_VBoxR0_CFLAGS.amd64 = -m64 -mno-red-zone -mcmodel=kernel -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fasynchronous-unwind-tables -ffreestanding --TEMPLATE_VBoxR0_CXXFLAGS.amd64 = -m64 -mno-red-zone -mcmodel=kernel -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fasynchronous-unwind-tables -+TEMPLATE_VBoxR0_CFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(VBOX_GCC_WERR) $(VBOX_GCC_PEDANTIC_C) \ -+ $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions \ -+ $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-hidden) -std=gnu99 $(VBOX_GCC_IPRT_FMT_CHECK) -+TEMPLATE_VBoxR0_CXXFLAGS = -fno-pie -nostdinc -g $(VBOX_GCC_pipe) $(VBOX_GCC_WERR) $(VBOX_GCC_PEDANTIC_CXX) \ -+ $(VBOX_GCC_Wno-variadic-macros) $(VBOX_GCC_R0_OPT) $(VBOX_GCC_R0_FP) -fno-strict-aliasing -fno-exceptions \ -+ $(VBOX_GCC_fno-stack-protector) -fno-common $(VBOX_GCC_fvisibility-inlines-hidden) $(VBOX_GCC_fvisibility-hidden) \ -+ -fno-rtti $(VBOX_GCC_std) $(VBOX_GCC_IPRT_FMT_CHECK) -++TEMPLATE_VBoxR0_CFLAGS.amd64 = -m64 -mno-red-zone -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fasynchronous-unwind-tables -ffreestanding -++TEMPLATE_VBoxR0_CXXFLAGS.amd64 = -m64 -mno-red-zone -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -fasynchronous-unwind-tables - TEMPLATE_VBoxR0_CXXFLAGS.freebsd = -ffreestanding - if $(VBOX_GCC_VERSION_CC) < 30400 - TEMPLATE_VBoxR0_DEFS += RT_WITHOUT_PRAGMA_ONCE - endif --ifeq ($(KBUILD_TARGET),solaris) -+ ifeq ($(KBUILD_TARGET),solaris) - TEMPLATE_VBoxR0_LDFLAGS = -r - TEMPLATE_VBoxR0_LDFLAGS.solaris = -u _init -u _info - TEMPLATE_VBoxR0_LIBS.solaris = \ -@@ -4481,19 +4486,32 @@ ifeq ($(KBUILD_TARGET),solaris) - endif - # Solaris driver signing. - TEMPLATE_VBoxR0_POST_CMDS = $(VBOX_SIGN_DRIVER_CMDS) --else -+ else - TEMPLATE_VBoxR0_LDFLAGS = -nostdlib -Bsymbolic -g - ## @todo WTF doesn't the globals work? Debug info is supposed to be split everywhere. GRR - TEMPLATE_VBoxR0_LD_DEBUG = split --endif --ifn1of ($(KBUILD_TARGET),solaris freebsd) -+ endif -+ if1of ($(KBUILD_TARGET), linux) -+VBOX_WITH_VBOXR0_AS_DLL = 1 -+TEMPLATE_VBoxR0_DLLSUFF = .r0 -+TEMPLATE_VBoxR0_CFLAGS += -fPIC -+TEMPLATE_VBoxR0_CXXFLAGS += -fPIC -+TEMPLATE_VBoxR0_LDFLAGS += -+TEMPLATE_VBoxR0_DTRACE_HDR_FLAGS += --pic -+TEMPLATE_VBoxR0_DTRACE_OBJ_FLAGS += --pic -+ else -+TEMPLATE_VBoxR0_CFLAGS.amd64 += -mcmodel=kernel -+TEMPLATE_VBoxR0_CXXFLAGS.amd64 += -mcmodel=kernel -+ endif -+ ifn1of ($(KBUILD_TARGET),solaris freebsd) - TEMPLATE_VBoxR0_LIBS = \ - $(VBOX_GCC_LIBGCC) # intrinsics --endif --if1of ($(KBUILD_TARGET),linux) -- TEMPLATE_VBoxR0_POST_CMDS = $(if $(eq $(tool_do),LINK_SYSMOD),if readelf -S $(out)|grep -q "[cd]tors"; then echo "Found ctors/dtors in $(out)!"; exit 1; fi) --endif --endif -+ endif -+ if1of ($(KBUILD_TARGET),linux) -+ TEMPLATE_VBoxR0_POST_CMDS += $(NLTAB)\ -+ $(if $(eq $(tool_do),LINK_SYSMOD),if readelf -S $(out)|grep -q "[cd]tors"; then echo "Found ctors/dtors in $(out)!"; exit 1; fi) -+ endif -+endif # elf - - ifeq ($(VBOX_LDR_FMT),macho) - TEMPLATE_VBoxR0_TOOL = $(VBOX_GCC_TOOL) ---- a/tools/bin/gen-slickedit-workspace.sh -+++ b/tools/bin/gen-slickedit-workspace.sh -@@ -496,11 +496,13 @@ my_generate_usercpp_h() - # - # Probe the slickedit user config, picking the most recent version. - # -+ MY_VSLICK_DB_OLD= - if test -z "${MY_SLICK_CONFIG}"; then - if test -d "${HOME}/Library/Application Support/SlickEdit"; then - MY_SLICKDIR_="${HOME}/Library/Application Support/SlickEdit" - MY_USERCPP_H="unxcpp.h" - MY_VSLICK_DB="vslick.sta" # was .stu earlier, 24 is using .sta. -+ MY_VSLICK_DB_OLD="vslick.stu" - elif test -d "${HOMEDRIVE}${HOMEPATH}/Documents/My SlickEdit Config"; then - MY_SLICKDIR_="${HOMEDRIVE}${HOMEPATH}/Documents/My SlickEdit Config" - MY_USERCPP_H="usercpp.h" -@@ -508,7 +510,8 @@ my_generate_usercpp_h() - else - MY_SLICKDIR_="${HOME}/.slickedit" - MY_USERCPP_H="unxcpp.h" -- MY_VSLICK_DB="vslick.stu" -+ MY_VSLICK_DB="vslick.sta" -+ MY_VSLICK_DB_OLD="vslick.stu" - fi - else - MY_SLICKDIR_="${MY_SLICK_CONFIG}" -@@ -517,7 +520,8 @@ my_generate_usercpp_h() - MY_VSLICK_DB="vslick.sta" - else - MY_USERCPP_H="unxcpp.h" -- MY_VSLICK_DB="vslick.stu" -+ MY_VSLICK_DB="vslick.sta" -+ MY_VSLICK_DB_OLD="vslick.stu" - fi - # MacOS: Implement me! - fi -@@ -526,7 +530,9 @@ my_generate_usercpp_h() - MY_VER="0.0.0" - for subdir in "${MY_SLICKDIR_}/"*; - do -- if test -f "${subdir}/${MY_USERCPP_H}" -o -f "${subdir}/${MY_VSLICK_DB}"; then -+ if test -f "${subdir}/${MY_USERCPP_H}" \ -+ -o -f "${subdir}/${MY_VSLICK_DB}" \ -+ -o '(' -n "${MY_VSLICK_DB_OLD}" -a -f "${subdir}/${MY_VSLICK_DB_OLD}" ')'; then - MY_CUR_VER_NUM=0 - MY_CUR_VER=`echo "${subdir}" | ${MY_SED} -e 's,^.*/,,g'` - -@@ -561,6 +567,7 @@ my_generate_usercpp_h() - echo "Found SlickEdit v${MY_VER} preprocessor file: ${MY_USERCPP_H_FULL}" - else - echo "Failed to locate SlickEdit preprocessor file. You need to manually merge ${MY_USERCPP_H}." -+ echo "dbg: MY_SLICKDIR=${MY_SLICKDIR} MY_USERCPP_H_FULL=${MY_USERCPP_H_FULL}" - MY_USERCPP_H_FULL="" - fi - -@@ -717,6 +724,10 @@ EOF - #define RTASN1TYPE_STANDARD_PROTOTYPES_NO_GET_CORE(a_TypeNm, a_DeclMacro, a_ImplExtNm) int a_ImplExtNm##_Init(P##a_TypeNm pThis, PCRTASN1ALLOCATORVTABLE pAllocator); int a_ImplExtNm##_Clone(P##a_TypeNm pThis, PC##a_TypeNm) pSrc, PCRTASN1ALLOCATORVTABLE pAllocator); void a_ImplExtNm##_Delete(P##a_TypeNm pThis); int a_ImplExtNm##_Enum(P##a_TypeNm pThis, PFNRTASN1ENUMCALLBACK pfnCallback, uint32_t uDepth, void *pvUser); int a_ImplExtNm##_Compare(PC##a_TypeNm) pLeft, PC##a_TypeNm pRight); int a_ImplExtNm##_DecodeAsn1(PRTASN1CURSOR pCursor, uint32_t fFlags, P##a_TypeNm pThis, const char *pszErrorTag); int a_ImplExtNm##_CheckSanity(PC##a_TypeNm pThis, uint32_t fFlags, PRTERRINFO pErrInfo, const char *pszErrorTag) - #define RTASN1TYPE_STANDARD_PROTOTYPES(a_TypeNm, a_DeclMacro, a_ImplExtNm, a_Asn1CoreNm) inline PRTASN1CORE a_ImplExtNm##_GetAsn1Core(PC##a_TypeNm pThis) { return (PRTASN1CORE)&pThis->a_Asn1CoreNm; } inline bool a_ImplExtNm##_IsPresent(PC##a_TypeNm pThis) { return pThis && RTASN1CORE_IS_PRESENT(&pThis->a_Asn1CoreNm); } RTASN1TYPE_STANDARD_PROTOTYPES_NO_GET_CORE(a_TypeNm, a_DeclMacro, a_ImplExtNm) - -+#define RTLDRELF_NAME(name) rtldrELF64##name -+#define RTLDRELF_SUFF(name) name##64 -+#define RTLDRELF_MID(pre,suff) pre##64##suff -+ - #define BS3_DECL(type) type - #define BS3_DECL_CALLBACK(type) type - #define TMPL_NM(name) name##_mmm ---- a/include/iprt/asmdefs.mac -+++ b/include/iprt/asmdefs.mac -@@ -841,18 +841,18 @@ size NAME(%1 %+ _EndProc) 0 - ; is defined and RT_WITHOUT_NOCRT_WRAPPERS isn't. - ; - %macro RT_NOCRT_BEGINPROC 1 --%ifdef RT_WITH_NOCRT_ALIASES --BEGINPROC RT_NOCRT(%1) --%ifdef ASM_FORMAT_ELF -+ %ifdef RT_WITH_NOCRT_ALIASES -+BEGINPROC_EXPORTED RT_NOCRT(%1) -+ %ifdef ASM_FORMAT_ELF - global NAME(%1) - weak NAME(%1) - NAME(%1): --%else -+ %else - GLOBALNAME %1 --%endif --%else ; !RT_WITH_NOCRT_ALIASES --BEGINPROC RT_NOCRT(%1) --%endif ; !RT_WITH_NOCRT_ALIASES -+ %endif -+ %else ; !RT_WITH_NOCRT_ALIASES -+BEGINPROC_EXPORTED RT_NOCRT(%1) -+ %endif ; !RT_WITH_NOCRT_ALIASES - %endmacro ; RT_NOCRT_BEGINPROC - - %ifdef RT_WITH_NOCRT_ALIASES ---- a/src/VBox/Runtime/testcase/tstLdr-4.cpp -+++ b/src/VBox/Runtime/testcase/tstLdr-4.cpp -@@ -35,9 +35,9 @@ - #include <iprt/assert.h> - #include <iprt/param.h> - #include <iprt/path.h> --#include <iprt/initterm.h> - #include <iprt/err.h> - #include <iprt/string.h> -+#include <iprt/test.h> - - #include <VBox/sup.h> - -@@ -45,8 +45,9 @@ - /********************************************************************************************************************************* - * Global Variables * - *********************************************************************************************************************************/ --static SUPGLOBALINFOPAGE g_MyGip = { SUPGLOBALINFOPAGE_MAGIC, SUPGLOBALINFOPAGE_VERSION, SUPGIPMODE_INVARIANT_TSC, 42 }; --static PSUPGLOBALINFOPAGE g_pMyGip = &g_MyGip; -+static RTTEST g_hTest; -+static SUPGLOBALINFOPAGE g_MyGip = { SUPGLOBALINFOPAGE_MAGIC, SUPGLOBALINFOPAGE_VERSION, SUPGIPMODE_INVARIANT_TSC, 42 }; -+static PSUPGLOBALINFOPAGE g_pMyGip = &g_MyGip; - - extern "C" DECLEXPORT(int) DisasmTest1(void); - -@@ -58,6 +59,60 @@ static DECLCALLBACK(int) testEnumSegment - " link=%RTptr LB %RTptr align=%RTptr fProt=%#x offFile=%RTfoff\n" - , *piSeg, pSeg->RVA, pSeg->cbMapped, pSeg->pszName, - pSeg->LinkAddress, pSeg->cb, pSeg->Alignment, pSeg->fProt, pSeg->offFile); -+ -+ if (pSeg->RVA != NIL_RTLDRADDR) -+ { -+ RTTESTI_CHECK(pSeg->cbMapped != NIL_RTLDRADDR); -+ RTTESTI_CHECK(pSeg->cbMapped >= pSeg->cb); -+ } -+ else -+ { -+ RTTESTI_CHECK(pSeg->cbMapped == NIL_RTLDRADDR); -+ } -+ -+ /* -+ * Do some address conversion tests: -+ */ -+ if (pSeg->cbMapped != NIL_RTLDRADDR) -+ { -+ /* RTLdrRvaToSegOffset: */ -+ uint32_t iSegConv = ~(uint32_t)42; -+ RTLDRADDR offSegConv = ~(RTLDRADDR)22; -+ int rc = RTLdrRvaToSegOffset(hLdrMod, pSeg->RVA, &iSegConv, &offSegConv); -+ if (RT_FAILURE(rc)) -+ RTTestIFailed("RTLdrRvaToSegOffset failed on Seg #%u / RVA %#RTptr: %Rrc", *piSeg, pSeg->RVA, rc); -+ else if (iSegConv != *piSeg || offSegConv != 0) -+ RTTestIFailed("RTLdrRvaToSegOffset on Seg #%u / RVA %#RTptr returned: iSegConv=%#x offSegConv=%RTptr, expected %#x and 0", -+ *piSeg, pSeg->RVA, iSegConv, offSegConv, *piSeg); -+ -+ /* RTLdrSegOffsetToRva: */ -+ RTLDRADDR uRvaConv = ~(RTLDRADDR)22; -+ rc = RTLdrSegOffsetToRva(hLdrMod, *piSeg, 0, &uRvaConv); -+ if (RT_FAILURE(rc)) -+ RTTestIFailed("RTLdrSegOffsetToRva failed on Seg #%u / off 0: %Rrc", *piSeg, rc); -+ else if (uRvaConv != pSeg->RVA) -+ RTTestIFailed("RTLdrSegOffsetToRva on Seg #%u / off 0 returned: %RTptr, expected %RTptr", *piSeg, uRvaConv, pSeg->RVA); -+ -+ /* RTLdrLinkAddressToRva: */ -+ uRvaConv = ~(RTLDRADDR)22; -+ rc = RTLdrLinkAddressToRva(hLdrMod, pSeg->LinkAddress, &uRvaConv); -+ if (RT_FAILURE(rc)) -+ RTTestIFailed("RTLdrLinkAddressToRva failed on Seg #%u / %RTptr: %Rrc", *piSeg, pSeg->LinkAddress, rc); -+ else if (uRvaConv != pSeg->RVA) -+ RTTestIFailed("RTLdrLinkAddressToRva on Seg #%u / %RTptr returned: %RTptr, expected %RTptr", -+ *piSeg, pSeg->LinkAddress, uRvaConv, pSeg->RVA); -+ -+ /* RTLdrLinkAddressToSegOffset: */ -+ iSegConv = ~(uint32_t)42; -+ offSegConv = ~(RTLDRADDR)22; -+ rc = RTLdrLinkAddressToSegOffset(hLdrMod, pSeg->LinkAddress, &iSegConv, &offSegConv); -+ if (RT_FAILURE(rc)) -+ RTTestIFailed("RTLdrLinkAddressToSegOffset failed on Seg #%u / %#RTptr: %Rrc", *piSeg, pSeg->LinkAddress, rc); -+ else if (iSegConv != *piSeg || offSegConv != 0) -+ RTTestIFailed("RTLdrLinkAddressToSegOffset on Seg #%u / %#RTptr returned: iSegConv=%#x offSegConv=%RTptr, expected %#x and 0", -+ *piSeg, pSeg->LinkAddress, iSegConv, offSegConv, *piSeg); -+ } -+ - *piSeg += 1; - RT_NOREF(hLdrMod); - return VINF_SUCCESS; -@@ -125,12 +180,12 @@ static DECLCALLBACK(int) testGetImport(R - * regions the for compare usage. The third is loaded into one - * and then relocated between the two and other locations a few times. - * -- * @returns number of errors. - * @param pszFilename The file to load the mess with. - */ --static int testLdrOne(const char *pszFilename) -+static void testLdrOne(const char *pszFilename) - { -- int cErrors = 0; -+ RTTestSub(g_hTest, RTPathFilename(pszFilename)); -+ - size_t cbImage = 0; - struct Load - { -@@ -155,9 +210,8 @@ static int testLdrOne(const char *pszFil - rc = RTLdrOpen(pszFilename, 0, RTLDRARCH_WHATEVER, &aLoads[i].hLdrMod); - if (RT_FAILURE(rc)) - { -- RTPrintf("tstLdr-4: Failed to open '%s'/%d, rc=%Rrc. aborting test.\n", pszFilename, i, rc); -+ RTTestIFailed("tstLdr-4: Failed to open '%s'/%d, rc=%Rrc. aborting test.", pszFilename, i, rc); - Assert(aLoads[i].hLdrMod == NIL_RTLDRMOD); -- cErrors++; - break; - } - -@@ -165,8 +219,7 @@ static int testLdrOne(const char *pszFil - size_t cb = RTLdrSize(aLoads[i].hLdrMod); - if (cbImage && cb != cbImage) - { -- RTPrintf("tstLdr-4: Size mismatch '%s'/%d. aborting test.\n", pszFilename, i); -- cErrors++; -+ RTTestIFailed("tstLdr-4: Size mismatch '%s'/%d. aborting test.", pszFilename, i); - break; - } - aLoads[i].cbBits = cbImage = cb; -@@ -175,8 +228,7 @@ static int testLdrOne(const char *pszFil - aLoads[i].pvBits = RTMemExecAlloc(cb); - if (!aLoads[i].pvBits) - { -- RTPrintf("tstLdr-4: Out of memory '%s'/%d cbImage=%d. aborting test.\n", pszFilename, i, cbImage); -- cErrors++; -+ RTTestIFailed("Out of memory '%s'/%d cbImage=%d. aborting test.", pszFilename, i, cbImage); - break; - } - -@@ -184,8 +236,7 @@ static int testLdrOne(const char *pszFil - rc = RTLdrGetBits(aLoads[i].hLdrMod, aLoads[i].pvBits, (uintptr_t)aLoads[i].pvBits, testGetImport, NULL); - if (RT_FAILURE(rc)) - { -- RTPrintf("tstLdr-4: Failed to get bits for '%s'/%d, rc=%Rrc. aborting test\n", pszFilename, i, rc); -- cErrors++; -+ RTTestIFailed("Failed to get bits for '%s'/%d, rc=%Rrc. aborting test", pszFilename, i, rc); - break; - } - } -@@ -193,7 +244,7 @@ static int testLdrOne(const char *pszFil - /* - * Execute the code. - */ -- if (!cErrors) -+ if (!RTTestSubErrorCount(g_hTest)) - { - for (i = 0; i < RT_ELEMENTS(aLoads); i += 1) - { -@@ -209,22 +260,18 @@ static int testLdrOne(const char *pszFil - UINT32_MAX, "_DisasmTest1", &Value); - if (RT_FAILURE(rc)) - { -- RTPrintf("tstLdr-4: Failed to get symbol \"DisasmTest1\" from load #%d: %Rrc\n", i, rc); -- cErrors++; -+ RTTestIFailed("Failed to get symbol \"DisasmTest1\" from load #%d: %Rrc", i, rc); - break; - } - DECLCALLBACKPTR(int, pfnDisasmTest1)(void) = (DECLCALLBACKPTR(int, RT_NOTHING)(void))(uintptr_t)Value; /* eeeh. */ -- RTPrintf("tstLdr-4: pfnDisasmTest1=%p / add-symbol-file %s %#x\n", pfnDisasmTest1, pszFilename, aLoads[i].pvBits); -+ RTPrintf("tstLdr-4: pfnDisasmTest1=%p / add-symbol-file %s %#p\n", pfnDisasmTest1, pszFilename, aLoads[i].pvBits); - uint32_t iSeg = 0; - RTLdrEnumSegments(aLoads[i].hLdrMod, testEnumSegment, &iSeg); - - /* call the test function. */ - rc = pfnDisasmTest1(); - if (rc) -- { -- RTPrintf("tstLdr-4: load #%d Test1 -> %#x\n", i, rc); -- cErrors++; -- } -+ RTTestIFailed("load #%d Test1 -> %#x", i, rc); - - /* While we're here, check a couple of RTLdrQueryProp calls too */ - void *pvBits = aLoads[i].pvBits; -@@ -255,56 +302,42 @@ static int testLdrOne(const char *pszFil - { - rc = RTLdrClose(aLoads[i].hLdrMod); - if (RT_FAILURE(rc)) -- { -- RTPrintf("tstLdr-4: Failed to close '%s' i=%d, rc=%Rrc.\n", pszFilename, i, rc); -- cErrors++; -- } -+ RTTestIFailed("Failed to close '%s' i=%d, rc=%Rrc.", pszFilename, i, rc); - } - } - -- return cErrors; - } - - - --int main(int argc, char **argv) -+int main() - { -- int cErrors = 0; -- RTR3InitExe(argc, &argv, 0); -+ RTEXITCODE rcExit = RTTestInitAndCreate("tstLdr-4", &g_hTest); -+ if (rcExit != RTEXITCODE_SUCCESS) -+ return rcExit; - - /* - * Sanity check. - */ - int rc = DisasmTest1(); -- if (rc) -+ if (rc == 0) - { -- RTPrintf("tstLdr-4: FATAL ERROR - DisasmTest1 is buggy: rc=%#x\n", rc); -- return 1; -- } -+ /* -+ * Execute the test. -+ */ -+ char szPath[RTPATH_MAX]; -+ rc = RTPathExecDir(szPath, sizeof(szPath) - sizeof("/tstLdrObjR0.r0")); -+ if (RT_SUCCESS(rc)) -+ { -+ strcat(szPath, "/tstLdrObjR0.r0"); - -- /* -- * Execute the test. -- */ -- char szPath[RTPATH_MAX]; -- rc = RTPathExecDir(szPath, sizeof(szPath) - sizeof("/tstLdrObjR0.r0")); -- if (RT_SUCCESS(rc)) -- { -- strcat(szPath, "/tstLdrObjR0.r0"); -- RTPrintf("tstLdr-4: TESTING '%s'...\n", szPath); -- cErrors += testLdrOne(szPath); -+ testLdrOne(szPath); -+ } -+ else -+ RTTestIFailed("RTPathExecDir -> %Rrc", rc); - } - else -- { -- RTPrintf("tstLdr-4: RTPathExecDir -> %Rrc\n", rc); -- cErrors++; -- } -+ RTTestIFailed("FATAL ERROR - DisasmTest1 is buggy: rc=%#x", rc); - -- /* -- * Test result summary. -- */ -- if (!cErrors) -- RTPrintf("tstLdr-4: SUCCESS\n"); -- else -- RTPrintf("tstLdr-4: FAILURE - %d errors\n", cErrors); -- return !!cErrors; -+ return RTTestSummaryAndDestroy(g_hTest); - } ---- a/include/iprt/formats/elf-common.h -+++ b/include/iprt/formats/elf-common.h -@@ -198,6 +198,12 @@ typedef struct { - #define PT_LOPROC 0x70000000 /* First processor-specific type. */ - #define PT_HIPROC 0x7fffffff /* Last processor-specific type. */ - -+#define PT_GNU_EH_FRAME 0x6474e550 /**< GNU/Linux -> .eh_frame_hdr */ -+#define PT_GNU_STACK 0x6474e551 /**< GNU/Linux -> stack prot (RWX or RW) */ -+#define PT_GNU_RELRO 0x6474e552 /**< GNU/Linux -> make RO after relocations */ -+#define PT_GNU_PROPERTY 0x6474e553 /**< GNU/Linux -> .note.gnu.property */ -+ -+ - /* Values for p_flags. */ - #define PF_X 0x1 /* Executable. */ - #define PF_W 0x2 /* Writable. */ ---- a/src/VBox/Runtime/common/ldr/ldrELF.cpp -+++ b/src/VBox/Runtime/common/ldr/ldrELF.cpp -@@ -51,9 +51,11 @@ - * Defined Constants And Macros * - *********************************************************************************************************************************/ - /** Finds an ELF symbol table string. */ --#define ELF_STR(pHdrs, iStr) ((pHdrs)->pStr + (iStr)) -+#define ELF_STR(pHdrs, iStr) ((pHdrs)->Rel.pStr + (iStr)) -+/** Finds an ELF symbol table string. */ -+#define ELF_DYN_STR(pHdrs, iStr) ((pHdrs)->Dyn.pStr + (iStr)) - /** Finds an ELF section header string. */ --#define ELF_SH_STR(pHdrs, iStr) ((pHdrs)->pShStr + (iStr)) -+#define ELF_SH_STR(pHdrs, iStr) ((pHdrs)->pShStr + (iStr)) - - - -@@ -62,6 +64,7 @@ - *********************************************************************************************************************************/ - #ifdef LOG_ENABLED - static const char *rtldrElfGetShdrType(uint32_t iType); -+static const char *rtldrElfGetPhdrType(uint32_t iType); - #endif - - -@@ -81,6 +84,7 @@ static const char *rtldrElfGetShdrType(u - - - #ifdef LOG_ENABLED -+ - /** - * Gets the section type. - * -@@ -91,23 +95,51 @@ static const char *rtldrElfGetShdrType(u - { - switch (iType) - { -- case SHT_NULL: return "SHT_NULL"; -- case SHT_PROGBITS: return "SHT_PROGBITS"; -- case SHT_SYMTAB: return "SHT_SYMTAB"; -- case SHT_STRTAB: return "SHT_STRTAB"; -- case SHT_RELA: return "SHT_RELA"; -- case SHT_HASH: return "SHT_HASH"; -- case SHT_DYNAMIC: return "SHT_DYNAMIC"; -- case SHT_NOTE: return "SHT_NOTE"; -- case SHT_NOBITS: return "SHT_NOBITS"; -- case SHT_REL: return "SHT_REL"; -- case SHT_SHLIB: return "SHT_SHLIB"; -- case SHT_DYNSYM: return "SHT_DYNSYM"; -+ RT_CASE_RET_STR(SHT_NULL); -+ RT_CASE_RET_STR(SHT_PROGBITS); -+ RT_CASE_RET_STR(SHT_SYMTAB); -+ RT_CASE_RET_STR(SHT_STRTAB); -+ RT_CASE_RET_STR(SHT_RELA); -+ RT_CASE_RET_STR(SHT_HASH); -+ RT_CASE_RET_STR(SHT_DYNAMIC); -+ RT_CASE_RET_STR(SHT_NOTE); -+ RT_CASE_RET_STR(SHT_NOBITS); -+ RT_CASE_RET_STR(SHT_REL); -+ RT_CASE_RET_STR(SHT_SHLIB); -+ RT_CASE_RET_STR(SHT_DYNSYM); - default: - return ""; - } - } --#endif -+ -+/** -+ * Gets the program header type. -+ * -+ * @returns Pointer to read only string. -+ * @param iType The section type index. -+ */ -+static const char *rtldrElfGetPhdrType(uint32_t iType) -+{ -+ switch (iType) -+ { -+ RT_CASE_RET_STR(PT_NULL); -+ RT_CASE_RET_STR(PT_LOAD); -+ RT_CASE_RET_STR(PT_DYNAMIC); -+ RT_CASE_RET_STR(PT_INTERP); -+ RT_CASE_RET_STR(PT_NOTE); -+ RT_CASE_RET_STR(PT_SHLIB); -+ RT_CASE_RET_STR(PT_PHDR); -+ RT_CASE_RET_STR(PT_TLS); -+ RT_CASE_RET_STR(PT_GNU_EH_FRAME); -+ RT_CASE_RET_STR(PT_GNU_STACK); -+ RT_CASE_RET_STR(PT_GNU_RELRO); -+ RT_CASE_RET_STR(PT_GNU_PROPERTY); -+ default: -+ return ""; -+ } -+} -+ -+#endif /* LOG_ENABLED*/ - - - /** -@@ -124,8 +156,6 @@ DECLHIDDEN(int) rtldrELFOpen(PRTLDRREADE - { - const char *pszLogName = pReader->pfnLogName(pReader); NOREF(pszLogName); - -- RT_NOREF_PV(pErrInfo); /** @todo implement */ -- - /* - * Read the ident to decide if this is 32-bit or 64-bit - * and worth dealing with. -@@ -134,6 +164,7 @@ DECLHIDDEN(int) rtldrELFOpen(PRTLDRREADE - int rc = pReader->pfnRead(pReader, &e_ident, sizeof(e_ident), 0); - if (RT_FAILURE(rc)) - return rc; -+ - if ( e_ident[EI_MAG0] != ELFMAG0 - || e_ident[EI_MAG1] != ELFMAG1 - || e_ident[EI_MAG2] != ELFMAG2 -@@ -141,19 +172,17 @@ DECLHIDDEN(int) rtldrELFOpen(PRTLDRREADE - || ( e_ident[EI_CLASS] != ELFCLASS32 - && e_ident[EI_CLASS] != ELFCLASS64) - ) -- { -- Log(("RTLdrELF: %s: Unsupported/invalid ident %.*Rhxs\n", pszLogName, sizeof(e_ident), e_ident)); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Unsupported/invalid ident %.*Rhxs", pszLogName, sizeof(e_ident), e_ident); -+ - if (e_ident[EI_DATA] != ELFDATA2LSB) -- { -- Log(("RTLdrELF: %s: ELF endian %x is unsupported\n", pszLogName, e_ident[EI_DATA])); -- return VERR_LDRELF_ODD_ENDIAN; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_ODD_ENDIAN, -+ "%s: ELF endian %x is unsupported", pszLogName, e_ident[EI_DATA]); -+ - if (e_ident[EI_CLASS] == ELFCLASS32) -- rc = rtldrELF32Open(pReader, fFlags, enmArch, phLdrMod); -+ rc = rtldrELF32Open(pReader, fFlags, enmArch, phLdrMod, pErrInfo); - else -- rc = rtldrELF64Open(pReader, fFlags, enmArch, phLdrMod); -+ rc = rtldrELF64Open(pReader, fFlags, enmArch, phLdrMod, pErrInfo); - return rc; - } - ---- a/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h -+++ b/src/VBox/Runtime/common/ldr/ldrELFRelocatable.cpp.h -@@ -29,31 +29,37 @@ - * Defined Constants And Macros * - *******************************************************************************/ - #if ELF_MODE == 32 --#define RTLDRELF_NAME(name) rtldrELF32##name --#define RTLDRELF_SUFF(name) name##32 --#define RTLDRELF_MID(pre,suff) pre##32##suff --#define FMT_ELF_ADDR "%08RX32" --#define FMT_ELF_HALF "%04RX16" --#define FMT_ELF_OFF "%08RX32" --#define FMT_ELF_SIZE "%08RX32" --#define FMT_ELF_SWORD "%RI32" --#define FMT_ELF_WORD "%08RX32" --#define FMT_ELF_XWORD "%08RX32" --#define FMT_ELF_SXWORD "%RI32" -+# define RTLDRELF_NAME(name) rtldrELF32##name -+# define RTLDRELF_SUFF(name) name##32 -+# define RTLDRELF_MID(pre,suff) pre##32##suff -+# define FMT_ELF_ADDR "%08RX32" -+# define FMT_ELF_ADDR7 "%07RX32" -+# define FMT_ELF_HALF "%04RX16" -+# define FMT_ELF_OFF "%08RX32" -+# define FMT_ELF_SIZE "%08RX32" -+# define FMT_ELF_SWORD "%RI32" -+# define FMT_ELF_WORD "%08RX32" -+# define FMT_ELF_XWORD "%08RX32" -+# define FMT_ELF_SXWORD "%RI32" -+# define Elf_Xword Elf32_Word -+# define Elf_Sxword Elf32_Sword - - #elif ELF_MODE == 64 --#define RTLDRELF_NAME(name) rtldrELF64##name --#define RTLDRELF_SUFF(name) name##64 --#define RTLDRELF_MID(pre,suff) pre##64##suff --#define FMT_ELF_ADDR "%016RX64" --#define FMT_ELF_HALF "%04RX16" --#define FMT_ELF_SHALF "%RI16" --#define FMT_ELF_OFF "%016RX64" --#define FMT_ELF_SIZE "%016RX64" --#define FMT_ELF_SWORD "%RI32" --#define FMT_ELF_WORD "%08RX32" --#define FMT_ELF_XWORD "%016RX64" --#define FMT_ELF_SXWORD "%RI64" -+# define RTLDRELF_NAME(name) rtldrELF64##name -+# define RTLDRELF_SUFF(name) name##64 -+# define RTLDRELF_MID(pre,suff) pre##64##suff -+# define FMT_ELF_ADDR "%016RX64" -+# define FMT_ELF_ADDR7 "%08RX64" -+# define FMT_ELF_HALF "%04RX16" -+# define FMT_ELF_SHALF "%RI16" -+# define FMT_ELF_OFF "%016RX64" -+# define FMT_ELF_SIZE "%016RX64" -+# define FMT_ELF_SWORD "%RI32" -+# define FMT_ELF_WORD "%08RX32" -+# define FMT_ELF_XWORD "%016RX64" -+# define FMT_ELF_SXWORD "%RI64" -+# define Elf_Xword Elf64_Xword -+# define Elf_Sxword Elf64_Sxword - #endif - - #define Elf_Ehdr RTLDRELF_MID(Elf,_Ehdr) -@@ -74,6 +80,9 @@ - #define RTLDRMODELF RTLDRELF_MID(RTLDRMODELF,RT_NOTHING) - #define PRTLDRMODELF RTLDRELF_MID(PRTLDRMODELF,RT_NOTHING) - -+#define RTLDRMODELFSHX RTLDRELF_MID(RTLDRMODELFSHX,RT_NOTHING) -+#define PRTLDRMODELFSHX RTLDRELF_MID(PRTLDRMODELFSHX,RT_NOTHING) -+ - #define ELF_R_SYM(info) RTLDRELF_MID(ELF,_R_SYM)(info) - #define ELF_R_TYPE(info) RTLDRELF_MID(ELF,_R_TYPE)(info) - #define ELF_R_INFO(sym, type) RTLDRELF_MID(ELF,_R_INFO)(sym, type) -@@ -86,6 +95,20 @@ - * Structures and Typedefs * - *******************************************************************************/ - /** -+ * Extra section info. -+ */ -+typedef struct RTLDRMODELFSHX -+{ -+ /** The corresponding program header. */ -+ uint16_t idxPhdr; -+ /** The corresponding dynamic section entry (address). */ -+ uint16_t idxDt; -+ /** The DT tag. */ -+ uint32_t uDtTag; -+} RTLDRMODELFSHX; -+typedef RTLDRMODELFSHX *PRTLDRMODELFSHX; -+ -+/** - * The ELF loader structure. - */ - typedef struct RTLDRMODELF -@@ -105,36 +128,82 @@ typedef struct RTLDRMODELF - /** Unmodified section headers (allocated after paShdrs, so no need to free). - * Not valid if the image is DONE. */ - Elf_Shdr const *paOrgShdrs; -+ /** Runs parallel to paShdrs and is part of the same allocation. */ -+ PRTLDRMODELFSHX paShdrExtras; -+ /** Base section number, either 1 or zero depending on whether we've -+ * re-used the NULL entry for .elf.headers in ET_EXEC/ET_DYN. */ -+ unsigned iFirstSect; -+ /** Set if the SHF_ALLOC section headers are in order of sh_addr. */ -+ bool fShdrInOrder; - /** The size of the loaded image. */ - size_t cbImage; - - /** The image base address if it's an EXEC or DYN image. */ - Elf_Addr LinkAddress; - -- /** The symbol section index. */ -- unsigned iSymSh; -- /** Number of symbols in the table. */ -- unsigned cSyms; -- /** Pointer to symbol table within RTLDRMODELF::pvBits. */ -- const Elf_Sym *paSyms; -- -- /** The string section index. */ -- unsigned iStrSh; -- /** Size of the string table. */ -- unsigned cbStr; -- /** Pointer to string table within RTLDRMODELF::pvBits. */ -- const char *pStr; -+ struct -+ { -+ /** The symbol section index. */ -+ unsigned iSymSh; -+ /** Number of symbols in the table. */ -+ unsigned cSyms; -+ /** Pointer to symbol table within RTLDRMODELF::pvBits. */ -+ const Elf_Sym *paSyms; -+ -+ /** The string section index. */ -+ unsigned iStrSh; -+ /** Size of the string table. */ -+ unsigned cbStr; -+ /** Pointer to string table within RTLDRMODELF::pvBits. */ -+ const char *pStr; -+ } Rel /**< Regular symbols and strings. */ -+ , Dyn /**< Dynamic symbols and strings. */; - -- /** Size of the section header string table. */ -- unsigned cbShStr; - /** Pointer to section header string table within RTLDRMODELF::pvBits. */ - const char *pShStr; -+ /** Size of the section header string table. */ -+ unsigned cbShStr; - - /** The '.eh_frame' section index. Zero if not searched for, ~0U if not found. */ - unsigned iShEhFrame; - /** The '.eh_frame_hdr' section index. Zero if not searched for, ~0U if not found. */ - unsigned iShEhFrameHdr; --} RTLDRMODELF, *PRTLDRMODELF; -+ -+ /** The '.dynamic' / SHT_DYNAMIC section index. ~0U if not present. */ -+ unsigned iShDynamic; -+ /** Number of entries in paDynamic. */ -+ unsigned cDynamic; -+ /** The dynamic section (NULL for ET_REL). */ -+ Elf_Dyn *paDynamic; -+ /** Program headers (NULL for ET_REL). */ -+ Elf_Phdr *paPhdrs; -+ -+ /** Info extracted from PT_DYNAMIC and the program headers. */ -+ struct -+ { -+ /** DT_RELA/DT_REL. */ -+ Elf_Addr uPtrRelocs; -+ /** DT_RELASZ/DT_RELSZ. */ -+ Elf_Xword cbRelocs; -+ /** Non-zero if we've seen DT_RELAENT/DT_RELENT. */ -+ unsigned cbRelocEntry; -+ /** DT_RELA or DT_REL. */ -+ unsigned uRelocType; -+ /** The index of the section header matching DT_RELA/DT_REL. */ -+ unsigned idxShRelocs; -+ -+ /** DT_JMPREL. */ -+ Elf_Addr uPtrJmpRelocs; -+ /** DT_PLTRELSZ. */ -+ Elf_Xword cbJmpRelocs; -+ /** DT_RELA or DT_REL (if we've seen DT_PLTREL). */ -+ unsigned uJmpRelocType; -+ /** The index of the section header matching DT_JMPREL. */ -+ unsigned idxShJmpRelocs; -+ } DynInfo; -+} RTLDRMODELF; -+/** Pointer to an ELF module instance. */ -+typedef RTLDRMODELF *PRTLDRMODELF; - - - /** -@@ -154,11 +223,15 @@ static int RTLDRELF_NAME(MapBits)(PRTLDR - if (RT_SUCCESS(rc)) - { - const uint8_t *pu8 = (const uint8_t *)pModElf->pvBits; -- if (pModElf->iSymSh != ~0U) -- pModElf->paSyms = (const Elf_Sym *)(pu8 + pModElf->paShdrs[pModElf->iSymSh].sh_offset); -- if (pModElf->iStrSh != ~0U) -- pModElf->pStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->iStrSh].sh_offset); -- pModElf->pShStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->Ehdr.e_shstrndx].sh_offset); -+ if (pModElf->Rel.iSymSh != ~0U) -+ pModElf->Rel.paSyms = (const Elf_Sym *)(pu8 + pModElf->paShdrs[pModElf->Rel.iSymSh].sh_offset); -+ if (pModElf->Rel.iStrSh != ~0U) -+ pModElf->Rel.pStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->Rel.iStrSh].sh_offset); -+ if (pModElf->Dyn.iSymSh != ~0U) -+ pModElf->Dyn.paSyms = (const Elf_Sym *)(pu8 + pModElf->paShdrs[pModElf->Dyn.iSymSh].sh_offset); -+ if (pModElf->Dyn.iStrSh != ~0U) -+ pModElf->Dyn.pStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->Dyn.iStrSh].sh_offset); -+ pModElf->pShStr = (const char *)(pu8 + pModElf->paShdrs[pModElf->Ehdr.e_shstrndx].sh_offset); - - /* - * Verify that the ends of the string tables have a zero terminator -@@ -167,8 +240,12 @@ static int RTLDRELF_NAME(MapBits)(PRTLDR - * sh_offset and sh_size were verfied in RTLDRELF_NAME(ValidateSectionHeader)() already so they - * are safe to use. - */ -- AssertMsgStmt( pModElf->iStrSh == ~0U -- || pModElf->pStr[pModElf->paShdrs[pModElf->iStrSh].sh_size - 1] == '\0', -+ AssertMsgStmt( pModElf->Rel.iStrSh == ~0U -+ || pModElf->Rel.pStr[pModElf->paShdrs[pModElf->Rel.iStrSh].sh_size - 1] == '\0', -+ ("The string table is not zero terminated!\n"), -+ rc = VERR_LDRELF_UNTERMINATED_STRING_TAB); -+ AssertMsgStmt( pModElf->Dyn.iStrSh == ~0U -+ || pModElf->Dyn.pStr[pModElf->paShdrs[pModElf->Dyn.iStrSh].sh_size - 1] == '\0', - ("The string table is not zero terminated!\n"), - rc = VERR_LDRELF_UNTERMINATED_STRING_TAB); - AssertMsgStmt(pModElf->pShStr[pModElf->paShdrs[pModElf->Ehdr.e_shstrndx].sh_size - 1] == '\0', -@@ -180,10 +257,12 @@ static int RTLDRELF_NAME(MapBits)(PRTLDR - /* Unmap. */ - int rc2 = pModElf->Core.pReader->pfnUnmap(pModElf->Core.pReader, pModElf->pvBits); - AssertRC(rc2); -- pModElf->pvBits = NULL; -- pModElf->paSyms = NULL; -- pModElf->pStr = NULL; -- pModElf->pShStr = NULL; -+ pModElf->pvBits = NULL; -+ pModElf->Rel.paSyms = NULL; -+ pModElf->Rel.pStr = NULL; -+ pModElf->Dyn.paSyms = NULL; -+ pModElf->Dyn.pStr = NULL; -+ pModElf->pShStr = NULL; - } - } - return rc; -@@ -200,6 +279,101 @@ static int RTLDRELF_NAME(MapBits)(PRTLDR - * - */ - -+/** -+ * Get the symbol and symbol value. -+ * -+ * @returns iprt status code. -+ * @param pModElf The ELF loader module instance data. -+ * @param BaseAddr The base address which the module is being fixedup to. -+ * @param pfnGetImport The callback function to use to resolve imports (aka unresolved externals). -+ * @param pvUser User argument to pass to the callback. -+ * @param iSym The symbol to get. -+ * @param ppSym Where to store the symbol pointer on success. (read only) -+ * @param pSymValue Where to store the symbol value on success. -+ */ -+static int RTLDRELF_NAME(SymbolExecDyn)(PRTLDRMODELF pModElf, Elf_Addr BaseAddr, PFNRTLDRIMPORT pfnGetImport, void *pvUser, -+ Elf_Size iSym, const Elf_Sym **ppSym, Elf_Addr *pSymValue) -+{ -+ /* -+ * Validate and find the symbol. -+ */ -+ AssertMsgReturn(iSym < pModElf->Dyn.cSyms, ("iSym=%d is an invalid symbol index!\n", iSym), VERR_LDRELF_INVALID_SYMBOL_INDEX); -+ const Elf_Sym *pSym = &pModElf->Dyn.paSyms[iSym]; -+ *ppSym = pSym; -+ -+ AssertMsgReturn(pSym->st_name < pModElf->Dyn.cbStr, -+ ("iSym=%d st_name=%d str sh_size=%d\n", iSym, pSym->st_name, pModElf->Dyn.cbStr), -+ VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET); -+ const char * const pszName = pModElf->Dyn.pStr + pSym->st_name; -+ -+ /* -+ * Determine the symbol value. -+ * -+ * Symbols needs different treatment depending on which section their are in. -+ * Undefined and absolute symbols goes into special non-existing sections. -+ */ -+ switch (pSym->st_shndx) -+ { -+ /* -+ * Undefined symbol, needs resolving. -+ * -+ * Since ELF has no generic concept of importing from specific module (the OS/2 ELF format -+ * has but that's an OS extension and only applies to programs and dlls), we'll have to ask -+ * the resolver callback to do a global search. -+ */ -+ case SHN_UNDEF: -+ { -+ /* Try to resolve the symbol. */ -+ RTUINTPTR Value; -+ int rc = pfnGetImport(&pModElf->Core, "", pszName, ~0U, &Value, pvUser); -+ AssertMsgRCReturn(rc, ("Failed to resolve '%s' (iSym=" FMT_ELF_SIZE " rc=%Rrc\n", pszName, iSym, rc), rc); -+ -+ *pSymValue = (Elf_Addr)Value; -+ AssertMsgReturn((RTUINTPTR)*pSymValue == Value, -+ ("Symbol value overflowed! '%s' (iSym=" FMT_ELF_SIZE "\n", pszName, iSym), VERR_SYMBOL_VALUE_TOO_BIG); -+ -+ Log2(("rtldrELF: #%-3d - UNDEF " FMT_ELF_ADDR " '%s'\n", iSym, *pSymValue, pszName)); -+ break; -+ } -+ -+ /* -+ * Absolute symbols needs no fixing since they are, well, absolute. -+ */ -+ case SHN_ABS: -+ *pSymValue = pSym->st_value; -+ Log2(("rtldrELF: #%-3d - ABS " FMT_ELF_ADDR " '%s'\n", iSym, *pSymValue, pszName)); -+ break; -+ -+ /* -+ * All other symbols are addressed relative the image base in DYN and EXEC binaries. -+ */ -+ default: -+ AssertMsgReturn(pSym->st_shndx < pModElf->Ehdr.e_shnum, -+ ("iSym=%d st_shndx=%d e_shnum=%d pszName=%s\n", iSym, pSym->st_shndx, pModElf->Ehdr.e_shnum, pszName), -+ VERR_BAD_EXE_FORMAT); -+ *pSymValue = pSym->st_value + BaseAddr; -+ Log2(("rtldrELF: #%-3d - %5d " FMT_ELF_ADDR " '%s'\n", iSym, pSym->st_shndx, *pSymValue, pszName)); -+ break; -+ } -+ -+ return VINF_SUCCESS; -+} -+ -+ -+#if ELF_MODE == 32 -+/** Helper for RelocateSectionExecDyn. */ -+DECLINLINE(const Elf_Shdr *) RTLDRELF_NAME(RvaToSectionHeader)(PRTLDRMODELF pModElf, Elf_Addr uRva) -+{ -+ const Elf_Shdr * const pShdrFirst = pModElf->paShdrs; -+ const Elf_Shdr *pShdr = pShdrFirst + pModElf->Ehdr.e_shnum; -+ while (--pShdr != pShdrFirst) -+ if (uRva - pShdr->sh_addr /*rva*/ < pShdr->sh_size) -+ return pShdr; -+ AssertFailed(); -+ return pShdr; -+} -+#endif -+ - - /** - * Applies the fixups for a section in an executable image. -@@ -230,84 +404,106 @@ static int RTLDRELF_NAME(RelocateSection - * Iterate the relocations. - * The relocations are stored in an array of Elf32_Rel records and covers the entire relocation section. - */ -+#if ELF_MODE == 32 -+ const Elf_Shdr *pShdr = pModElf->paShdrs; - const Elf_Addr offDelta = BaseAddr - pModElf->LinkAddress; -+#endif - const Elf_Reloc *paRels = (const Elf_Reloc *)pvRelocs; -- const unsigned iRelMax = (unsigned)(cbRelocs / sizeof(paRels[0])); -+ const unsigned iRelMax = (unsigned)(cbRelocs / sizeof(paRels[0])); - AssertMsgReturn(iRelMax == cbRelocs / sizeof(paRels[0]), (FMT_ELF_SIZE "\n", cbRelocs / sizeof(paRels[0])), - VERR_IMAGE_TOO_BIG); - for (unsigned iRel = 0; iRel < iRelMax; iRel++) - { - /* -- * Skip R_XXX_NONE entries early to avoid confusion in the symbol -- * getter code. -+ * Apply fixups not taking a symbol (will 'continue' rather than 'break'). - */ -+ AssertMsgReturn(paRels[iRel].r_offset < cbSec, (FMT_ELF_ADDR " " FMT_ELF_SIZE "\n", paRels[iRel].r_offset, cbSec), -+ VERR_LDRELF_INVALID_RELOCATION_OFFSET); - #if ELF_MODE == 32 -- if (ELF_R_TYPE(paRels[iRel].r_info) == R_386_NONE) -- continue; --#elif ELF_MODE == 64 -- if (ELF_R_TYPE(paRels[iRel].r_info) == R_X86_64_NONE) -- continue; -+ if (paRels[iRel].r_offset - pShdr->sh_addr /*rva*/ >= pShdr->sh_size) -+ pShdr = RTLDRELF_NAME(RvaToSectionHeader)(pModElf, paRels[iRel].r_offset); -+ static const Elf_Addr s_uZero = 0; -+ const Elf_Addr *pAddrR = RT_LIKELY(pShdr->sh_type != SHT_NOBITS) /* Where to read the addend. */ -+ ? (const Elf_Addr *)(pu8SecBaseR + paRels[iRel].r_offset - pShdr->sh_addr /*rva*/ -+ + pShdr->sh_offset) -+ : &s_uZero; - #endif -- -- /* -- * Validate and find the symbol, resolve undefined ones. -- */ -- Elf_Size iSym = ELF_R_SYM(paRels[iRel].r_info); -- if (iSym >= pModElf->cSyms) -- { -- AssertMsgFailed(("iSym=%d is an invalid symbol index!\n", iSym)); -- return VERR_LDRELF_INVALID_SYMBOL_INDEX; -- } -- const Elf_Sym *pSym = &pModElf->paSyms[iSym]; -- if (pSym->st_name >= pModElf->cbStr) -+ Elf_Addr *pAddrW = (Elf_Addr *)(pu8SecBaseW + paRels[iRel].r_offset); /* Where to write the fixup. */ -+ switch (ELF_R_TYPE(paRels[iRel].r_info)) - { -- AssertMsgFailed(("iSym=%d st_name=%d str sh_size=%d\n", iSym, pSym->st_name, pModElf->cbStr)); -- return VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET; -- } -+ /* -+ * Image relative (addend + base). -+ */ -+#if ELF_MODE == 32 -+ case R_386_RELATIVE: -+ { -+ const Elf_Addr Value = *pAddrR + BaseAddr; -+ *(uint32_t *)pAddrW = Value; -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_RELATIVE Value=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value)); -+ AssertCompile(sizeof(Value) == sizeof(uint32_t)); -+ continue; -+ } -+#elif ELF_MODE == 64 -+ case R_X86_64_RELATIVE: -+ { -+ const Elf_Addr Value = paRels[iRel].r_addend + BaseAddr; -+ *(uint64_t *)pAddrW = (uint64_t)Value; -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_RELATIVE Value=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value)); -+ AssertCompile(sizeof(Value) == sizeof(uint64_t)); -+ continue; -+ } -+#endif - -- Elf_Addr SymValue = 0; -- if (pSym->st_shndx == SHN_UNDEF) -- { -- /* Try to resolve the symbol. */ -- const char *pszName = ELF_STR(pModElf, pSym->st_name); -- RTUINTPTR ExtValue; -- int rc = pfnGetImport(&pModElf->Core, "", pszName, ~0U, &ExtValue, pvUser); -- AssertMsgRCReturn(rc, ("Failed to resolve '%s' rc=%Rrc\n", pszName, rc), rc); -- SymValue = (Elf_Addr)ExtValue; -- AssertMsgReturn((RTUINTPTR)SymValue == ExtValue, ("Symbol value overflowed! '%s'\n", pszName), -- VERR_SYMBOL_VALUE_TOO_BIG); -- Log2(("rtldrELF: #%-3d - UNDEF " FMT_ELF_ADDR " '%s'\n", iSym, SymValue, pszName)); -- } -- else -- { -- AssertMsgReturn(pSym->st_shndx < pModElf->Ehdr.e_shnum || pSym->st_shndx == SHN_ABS, ("%#x\n", pSym->st_shndx), -- VERR_LDRELF_INVALID_RELOCATION_OFFSET); --#if ELF_MODE == 64 -- SymValue = pSym->st_value; -+ /* -+ * R_XXX_NONE. -+ */ -+#if ELF_MODE == 32 -+ case R_386_NONE: -+#elif ELF_MODE == 64 -+ case R_X86_64_NONE: - #endif -+ continue; - } - --#if ELF_MODE == 64 -- /* Calc the value (indexes checked above; assumes SHN_UNDEF == 0). */ -- Elf_Addr Value; -- if (pSym->st_shndx < pModElf->Ehdr.e_shnum) -- Value = SymValue + offDelta; -- else /* SHN_ABS: */ -- Value = SymValue + paRels[iRel].r_addend; --#endif -+ /* -+ * Validate and find the symbol, resolve undefined ones. -+ */ -+ const Elf_Sym *pSym = NULL; /* shut up gcc */ -+ Elf_Addr SymValue = 0; /* shut up gcc-4 */ -+ int rc = RTLDRELF_NAME(SymbolExecDyn)(pModElf, BaseAddr, pfnGetImport, pvUser, ELF_R_SYM(paRels[iRel].r_info), &pSym, &SymValue); -+ if (RT_FAILURE(rc)) -+ return rc; - - /* - * Apply the fixup. - */ -- AssertMsgReturn(paRels[iRel].r_offset < cbSec, (FMT_ELF_ADDR " " FMT_ELF_SIZE "\n", paRels[iRel].r_offset, cbSec), VERR_LDRELF_INVALID_RELOCATION_OFFSET); --#if ELF_MODE == 32 -- const Elf_Addr *pAddrR = (const Elf_Addr *)(pu8SecBaseR + paRels[iRel].r_offset); /* Where to read the addend. */ --#endif -- Elf_Addr *pAddrW = (Elf_Addr *)(pu8SecBaseW + paRels[iRel].r_offset); /* Where to write the fixup. */ - switch (ELF_R_TYPE(paRels[iRel].r_info)) - { - #if ELF_MODE == 32 - /* -+ * GOT/PLT. -+ */ -+ case R_386_GLOB_DAT: -+ { -+ *(uint32_t *)pAddrW = (uint32_t)SymValue; -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_GLOB_DAT Value=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, SymValue)); -+ AssertCompile(sizeof(SymValue) == sizeof(uint32_t)); -+ break; -+ } -+ -+ case R_386_JMP_SLOT: -+ { -+ *(uint32_t *)pAddrW = (uint32_t)SymValue; -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_JMP_SLOT Value=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, SymValue)); -+ AssertCompile(sizeof(SymValue) == sizeof(uint32_t)); -+ break; -+ } -+ -+ /* - * Absolute addressing. - */ - case R_386_32: -@@ -322,7 +518,8 @@ static int RTLDRELF_NAME(RelocateSection - else - AssertFailedReturn(VERR_LDR_GENERAL_FAILURE); /** @todo SHN_COMMON */ - *(uint32_t *)pAddrW = Value; -- Log4((FMT_ELF_ADDR": R_386_32 Value=" FMT_ELF_ADDR "\n", SecAddr + paRels[iRel].r_offset + BaseAddr, Value)); -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_32 Value=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value)); - break; - } - -@@ -344,20 +541,42 @@ static int RTLDRELF_NAME(RelocateSection - } - else - AssertFailedReturn(VERR_LDR_GENERAL_FAILURE); /** @todo SHN_COMMON */ -- Log4((FMT_ELF_ADDR": R_386_PC32 Value=" FMT_ELF_ADDR "\n", SecAddr + paRels[iRel].r_offset + BaseAddr, Value)); -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_386_PC32 Value=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value)); - break; - } - - #elif ELF_MODE == 64 -+ /* -+ * GOT/PLT. -+ */ -+ case R_X86_64_GLOB_DAT: -+ { -+ *(uint64_t *)pAddrW = (uint64_t)SymValue; -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_GLOB_DAT Value=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, SymValue)); -+ AssertCompile(sizeof(SymValue) == sizeof(uint64_t)); -+ break; -+ } -+ -+ case R_X86_64_JMP_SLOT: -+ { -+ *(uint64_t *)pAddrW = (uint64_t)SymValue; -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_JMP_SLOT Value=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, SymValue)); -+ AssertCompile(sizeof(SymValue) == sizeof(uint64_t)); -+ break; -+ } - - /* -- * Absolute addressing -+ * Absolute addressing. - */ - case R_X86_64_64: - { -+ const Elf_Addr Value = SymValue + paRels[iRel].r_addend; - *(uint64_t *)pAddrW = Value; -- Log4((FMT_ELF_ADDR": R_X86_64_64 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n", -- SecAddr + paRels[iRel].r_offset + BaseAddr, Value, SymValue)); -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_64 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value, SymValue)); - break; - } - -@@ -366,9 +585,10 @@ static int RTLDRELF_NAME(RelocateSection - */ - case R_X86_64_32: - { -+ const Elf_Addr Value = SymValue + paRels[iRel].r_addend; - *(uint32_t *)pAddrW = (uint32_t)Value; -- Log4((FMT_ELF_ADDR": R_X86_64_32 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n", -- SecAddr + paRels[iRel].r_offset + BaseAddr, Value, SymValue)); -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_32 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value, SymValue)); - AssertMsgReturn((Elf_Addr)*(uint32_t *)pAddrW == SymValue, ("Value=" FMT_ELF_ADDR "\n", SymValue), - VERR_SYMBOL_VALUE_TOO_BIG); - break; -@@ -379,9 +599,10 @@ static int RTLDRELF_NAME(RelocateSection - */ - case R_X86_64_32S: - { -+ const Elf_Addr Value = SymValue + paRels[iRel].r_addend; - *(int32_t *)pAddrW = (int32_t)Value; -- Log4((FMT_ELF_ADDR": R_X86_64_32S Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n", -- SecAddr + paRels[iRel].r_offset + BaseAddr, Value, SymValue)); -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_32S Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n", -+ SecAddr + paRels[iRel].r_offset + BaseAddr, paRels[iRel].r_offset, Value, SymValue)); - AssertMsgReturn((Elf_Addr)*(int32_t *)pAddrW == Value, ("Value=" FMT_ELF_ADDR "\n", Value), VERR_SYMBOL_VALUE_TOO_BIG); /** @todo check the sign-extending here. */ - break; - } -@@ -390,18 +611,17 @@ static int RTLDRELF_NAME(RelocateSection - * PC relative addressing. - */ - case R_X86_64_PC32: -- case R_X86_64_PLT32: /* binutils commit 451875b4f976a527395e9303224c7881b65e12ed feature/regression. */ - { -- const Elf_Addr SourceAddr = SecAddr + paRels[iRel].r_offset + BaseAddr; /* Where the source really is. */ -- Value -= SourceAddr; -+ const Elf_Addr SourceAddr = SecAddr + paRels[iRel].r_offset + BaseAddr; /* Where the source really is. */ -+ const Elf_Addr Value = SymValue + paRels[iRel].r_addend - SourceAddr; - *(int32_t *)pAddrW = (int32_t)Value; -- Log4((FMT_ELF_ADDR": R_X86_64_PC32 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n", -- SourceAddr, Value, SymValue)); -+ Log4((FMT_ELF_ADDR "/" FMT_ELF_ADDR7 ": R_X86_64_PC32 Value=" FMT_ELF_ADDR " SymValue=" FMT_ELF_ADDR "\n", -+ SourceAddr, paRels[iRel].r_offset, Value, SymValue)); - AssertMsgReturn((Elf_Addr)*(int32_t *)pAddrW == Value, ("Value=" FMT_ELF_ADDR "\n", Value), VERR_SYMBOL_VALUE_TOO_BIG); /** @todo check the sign-extending here. */ - break; - } --#endif - -+#endif - default: - AssertMsgFailed(("Unknown relocation type: %d (iRel=%d iRelMax=%d)\n", - ELF_R_TYPE(paRels[iRel].r_info), iRel, iRelMax)); -@@ -442,19 +662,13 @@ static int RTLDRELF_NAME(Symbol)(PRTLDRM - /* - * Validate and find the symbol. - */ -- if (iSym >= pModElf->cSyms) -- { -- AssertMsgFailed(("iSym=%d is an invalid symbol index!\n", iSym)); -- return VERR_LDRELF_INVALID_SYMBOL_INDEX; -- } -- const Elf_Sym *pSym = &pModElf->paSyms[iSym]; -+ AssertMsgReturn(iSym < pModElf->Rel.cSyms, ("iSym=%d is an invalid symbol index!\n", iSym), VERR_LDRELF_INVALID_SYMBOL_INDEX); -+ const Elf_Sym *pSym = &pModElf->Rel.paSyms[iSym]; - *ppSym = pSym; - -- if (pSym->st_name >= pModElf->cbStr) -- { -- AssertMsgFailed(("iSym=%d st_name=%d str sh_size=%d\n", iSym, pSym->st_name, pModElf->cbStr)); -- return VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET; -- } -+ AssertMsgReturn(pSym->st_name < pModElf->Rel.cbStr, -+ ("iSym=%d st_name=%d str sh_size=%d\n", iSym, pSym->st_name, pModElf->Rel.cbStr), -+ VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET); - const char *pszName = ELF_STR(pModElf, pSym->st_name); - - /* -@@ -469,7 +683,7 @@ static int RTLDRELF_NAME(Symbol)(PRTLDRM - * Undefined symbol, needs resolving. - * - * Since ELF has no generic concept of importing from specific module (the OS/2 ELF format -- * has but that's a OS extension and only applies to programs and dlls), we'll have to ask -+ * has but that's an OS extension and only applies to programs and dlls), we'll have to ask - * the resolver callback to do a global search. - */ - case SHN_UNDEF: -@@ -477,17 +691,12 @@ static int RTLDRELF_NAME(Symbol)(PRTLDRM - /* Try to resolve the symbol. */ - RTUINTPTR Value; - int rc = pfnGetImport(&pModElf->Core, "", pszName, ~0U, &Value, pvUser); -- if (RT_FAILURE(rc)) -- { -- AssertMsgFailed(("Failed to resolve '%s' rc=%Rrc\n", pszName, rc)); -- return rc; -- } -+ AssertMsgRCReturn(rc, ("Failed to resolve '%s' (iSym=" FMT_ELF_SIZE " rc=%Rrc\n", pszName, iSym, rc), rc); - *pSymValue = (Elf_Addr)Value; -- if ((RTUINTPTR)*pSymValue != Value) -- { -- AssertMsgFailed(("Symbol value overflowed! '%s'\n", pszName)); -- return VERR_SYMBOL_VALUE_TOO_BIG; -- } -+ -+ AssertMsgReturn((RTUINTPTR)*pSymValue == Value, -+ ("Symbol value overflowed! '%s' (iSym=" FMT_ELF_SIZE ")\n", pszName, iSym), -+ VERR_SYMBOL_VALUE_TOO_BIG); - - Log2(("rtldrELF: #%-3d - UNDEF " FMT_ELF_ADDR " '%s'\n", iSym, *pSymValue, pszName)); - break; -@@ -536,9 +745,9 @@ static int RTLDRELF_NAME(Symbol)(PRTLDRM - * @param pvRelocs Pointer to where we read the relocations from. - * @param cbRelocs Size of the relocations. - */ --static int RTLDRELF_NAME(RelocateSection)(PRTLDRMODELF pModElf, Elf_Addr BaseAddr, PFNRTLDRIMPORT pfnGetImport, void *pvUser, -- const Elf_Addr SecAddr, Elf_Size cbSec, const uint8_t *pu8SecBaseR, uint8_t *pu8SecBaseW, -- const void *pvRelocs, Elf_Size cbRelocs) -+static int RTLDRELF_NAME(RelocateSectionRel)(PRTLDRMODELF pModElf, Elf_Addr BaseAddr, PFNRTLDRIMPORT pfnGetImport, void *pvUser, -+ const Elf_Addr SecAddr, Elf_Size cbSec, const uint8_t *pu8SecBaseR, -+ uint8_t *pu8SecBaseW, const void *pvRelocs, Elf_Size cbRelocs) - { - #if ELF_MODE != 32 - NOREF(pu8SecBaseR); -@@ -702,6 +911,18 @@ static DECLCALLBACK(int) RTLDRELF_NAME(C - pModElf->paShdrs = NULL; - } - -+ if (pModElf->paPhdrs) -+ { -+ RTMemFree(pModElf->paPhdrs); -+ pModElf->paPhdrs = NULL; -+ } -+ -+ if (pModElf->paDynamic) -+ { -+ RTMemFree(pModElf->paDynamic); -+ pModElf->paDynamic = NULL; -+ } -+ - if (pModElf->pvBits) - { - pModElf->Core.pReader->pfnUnmap(pModElf->Core.pReader, pModElf->pvBits); -@@ -721,9 +942,9 @@ static DECLCALLBACK(int) RTLDRELF_NAME(D - } - - --/** @copydoc RTLDROPS::EnumSymbols */ --static DECLCALLBACK(int) RTLDRELF_NAME(EnumSymbols)(PRTLDRMODINTERNAL pMod, unsigned fFlags, const void *pvBits, RTUINTPTR BaseAddress, -- PFNRTLDRENUMSYMS pfnCallback, void *pvUser) -+/** @copydoc RTLDROPS::pfnEnumSymbols */ -+static DECLCALLBACK(int) RTLDRELF_NAME(EnumSymbols)(PRTLDRMODINTERNAL pMod, unsigned fFlags, const void *pvBits, -+ RTUINTPTR BaseAddress, PFNRTLDRENUMSYMS pfnCallback, void *pvUser) - { - PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod; - NOREF(pvBits); -@@ -744,8 +965,20 @@ static DECLCALLBACK(int) RTLDRELF_NAME(E - /* - * Enumerate the symbol table. - */ -- const Elf_Sym *paSyms = pModElf->paSyms; -- unsigned cSyms = pModElf->cSyms; -+ const Elf_Sym *paSyms = pModElf->Rel.paSyms; -+ unsigned cSyms = pModElf->Rel.cSyms; -+ const char *pszzStr = pModElf->Rel.pStr; -+ unsigned cbStr = pModElf->Rel.cbStr; -+ if ( ( !(fFlags & RTLDR_ENUM_SYMBOL_FLAGS_ALL) -+ && pModElf->Dyn.cSyms > 0) -+ || cSyms == 0) -+ { -+ paSyms = pModElf->Dyn.paSyms; -+ cSyms = pModElf->Dyn.cSyms; -+ pszzStr = pModElf->Dyn.pStr; -+ cbStr = pModElf->Dyn.cbStr; -+ } -+ - for (unsigned iSym = 1; iSym < cSyms; iSym++) - { - /* -@@ -774,22 +1007,21 @@ static DECLCALLBACK(int) RTLDRELF_NAME(E - return VERR_BAD_EXE_FORMAT; - } - -- AssertMsgReturn(paSyms[iSym].st_name < pModElf->cbStr, -+ AssertMsgReturn(paSyms[iSym].st_name < cbStr, - ("String outside string table! iSym=%d paSyms[iSym].st_name=%#x\n", iSym, paSyms[iSym].st_name), - VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET); -+ const char * const pszName = pszzStr + paSyms[iSym].st_name; - -- const char *pszName = ELF_STR(pModElf, paSyms[iSym].st_name); - /* String termination was already checked when the string table was mapped. */ -- if ( (pszName && *pszName) -+ if ( *pszName != '\0' - && ( (fFlags & RTLDR_ENUM_SYMBOL_FLAGS_ALL) -- || ELF_ST_BIND(paSyms[iSym].st_info) == STB_GLOBAL) -- ) -+ || ELF_ST_BIND(paSyms[iSym].st_info) == STB_GLOBAL) ) - { - /* - * Call back. - */ - AssertMsgReturn(Value == (RTUINTPTR)Value, (FMT_ELF_ADDR "\n", Value), VERR_SYMBOL_VALUE_TOO_BIG); -- rc = pfnCallback(pMod, pszName, ~0U, (RTUINTPTR)Value, pvUser); -+ rc = pfnCallback(pMod, pszName, iSym, (RTUINTPTR)Value, pvUser); - if (rc) - return rc; - } -@@ -820,13 +1052,11 @@ static DECLCALLBACK(int) RTLDRELF_NAME(G - switch (pModElf->Ehdr.e_type) - { - case ET_REL: -+ case ET_DYN: - break; - case ET_EXEC: - Log(("RTLdrELF: %s: Executable images are not supported yet!\n", pModElf->Core.pReader->pfnLogName(pModElf->Core.pReader))); - return VERR_LDRELF_EXEC; -- case ET_DYN: -- Log(("RTLdrELF: %s: Dynamic images are not supported yet!\n", pModElf->Core.pReader->pfnLogName(pModElf->Core.pReader))); -- return VERR_LDRELF_DYN; - default: AssertFailedReturn(VERR_BAD_EXE_FORMAT); - } - -@@ -885,13 +1115,11 @@ static DECLCALLBACK(int) RTLDRELF_NAME(R - switch (pModElf->Ehdr.e_type) - { - case ET_REL: -+ case ET_DYN: - break; - case ET_EXEC: - Log(("RTLdrELF: %s: Executable images are not supported yet!\n", pszLogName)); - return VERR_LDRELF_EXEC; -- case ET_DYN: -- Log(("RTLdrELF: %s: Dynamic images are not supported yet!\n", pszLogName)); -- return VERR_LDRELF_DYN; - default: AssertFailedReturn(VERR_BAD_EXE_FORMAT); - } - -@@ -910,8 +1138,9 @@ static DECLCALLBACK(int) RTLDRELF_NAME(R - - /* - * Iterate the sections looking for interesting SHT_REL[A] sections. -- * SHT_REL[A] sections have the section index of the section they contain fixups -- * for in the sh_info member. -+ * -+ * In ET_REL files the SHT_REL[A] sections have the section index of -+ * the section they contain fixups for in the sh_info member. - */ - const Elf_Shdr *paShdrs = pModElf->paShdrs; - Log2(("rtLdrElf: %s: Fixing up image\n", pszLogName)); -@@ -928,36 +1157,37 @@ static DECLCALLBACK(int) RTLDRELF_NAME(R - if (pShdrRel->sh_type != SHT_RELA) - #endif - continue; -- if (pShdrRel->sh_info >= pModElf->Ehdr.e_shnum) -- continue; -- const Elf_Shdr *pShdr = &paShdrs[pShdrRel->sh_info]; /* the section to fixup. */ -- if (!(pShdr->sh_flags & SHF_ALLOC)) -- continue; -- -- /* -- * Relocate the section. -- */ -- Log2(("rtldrELF: %s: Relocation records for #%d [%s] (sh_info=%d sh_link=%d) found in #%d [%s] (sh_info=%d sh_link=%d)\n", -- pszLogName, (int)pShdrRel->sh_info, ELF_SH_STR(pModElf, pShdr->sh_name), (int)pShdr->sh_info, (int)pShdr->sh_link, -- iShdr, ELF_SH_STR(pModElf, pShdrRel->sh_name), (int)pShdrRel->sh_info, (int)pShdrRel->sh_link)); -- -- /** @todo Make RelocateSection a function pointer so we can select the one corresponding to the machine when opening the image. */ - if (pModElf->Ehdr.e_type == ET_REL) -- rc = RTLDRELF_NAME(RelocateSection)(pModElf, BaseAddr, pfnGetImport, pvUser, -- pShdr->sh_addr, -- pShdr->sh_size, -- (const uint8_t *)pModElf->pvBits + pShdr->sh_offset, -- (uint8_t *)pvBits + pShdr->sh_addr, -- (const uint8_t *)pModElf->pvBits + pShdrRel->sh_offset, -- pShdrRel->sh_size); -+ { -+ if (pShdrRel->sh_info >= pModElf->Ehdr.e_shnum) -+ continue; -+ const Elf_Shdr *pShdr = &paShdrs[pShdrRel->sh_info]; /* the section to fixup. */ -+ if (!(pShdr->sh_flags & SHF_ALLOC)) -+ continue; -+ -+ /* -+ * Relocate the section. -+ */ -+ Log2(("rtldrELF: %s: Relocation records for #%d [%s] (sh_info=%d sh_link=%d) found in #%d [%s] (sh_info=%d sh_link=%d)\n", -+ pszLogName, (int)pShdrRel->sh_info, ELF_SH_STR(pModElf, pShdr->sh_name), (int)pShdr->sh_info, (int)pShdr->sh_link, -+ iShdr, ELF_SH_STR(pModElf, pShdrRel->sh_name), (int)pShdrRel->sh_info, (int)pShdrRel->sh_link)); -+ -+ rc = RTLDRELF_NAME(RelocateSectionRel)(pModElf, BaseAddr, pfnGetImport, pvUser, -+ pShdr->sh_addr, -+ pShdr->sh_size, -+ (const uint8_t *)pModElf->pvBits + pShdr->sh_offset, -+ (uint8_t *)pvBits + pShdr->sh_addr, -+ (const uint8_t *)pModElf->pvBits + pShdrRel->sh_offset, -+ pShdrRel->sh_size); -+ } - else - rc = RTLDRELF_NAME(RelocateSectionExecDyn)(pModElf, BaseAddr, pfnGetImport, pvUser, -- pShdr->sh_addr, -- pShdr->sh_size, -- (const uint8_t *)pModElf->pvBits + pShdr->sh_offset, -- (uint8_t *)pvBits + pShdr->sh_addr, -+ 0, (Elf_Size)pModElf->cbImage, -+ (const uint8_t *)pModElf->pvBits /** @todo file offset ?? */, -+ (uint8_t *)pvBits, - (const uint8_t *)pModElf->pvBits + pShdrRel->sh_offset, - pShdrRel->sh_size); -+ - if (RT_FAILURE(rc)) - return rc; - } -@@ -1016,11 +1246,20 @@ static DECLCALLBACK(int) RTLDRELF_NAME(G - /* - * Calc all kinds of pointers before we start iterating the symbol table. - */ -- const Elf_Sym *paSyms = pModElf->paSyms; -- unsigned cSyms = pModElf->cSyms; -+ const Elf_Sym *paSyms = pModElf->Rel.paSyms; -+ unsigned cSyms = pModElf->Rel.cSyms; -+ const char *pszzStr = pModElf->Rel.pStr; -+ unsigned cbStr = pModElf->Rel.cbStr; -+ if (pModElf->Dyn.cSyms > 0) -+ { -+ paSyms = pModElf->Dyn.paSyms; -+ cSyms = pModElf->Dyn.cSyms; -+ pszzStr = pModElf->Dyn.pStr; -+ cbStr = pModElf->Dyn.cbStr; -+ } -+ - if (iOrdinal == UINT32_MAX) - { -- const char *pStr = pModElf->pStr; - for (unsigned iSym = 1; iSym < cSyms; iSym++) - { - /* Undefined symbols are not exports, they are imports. */ -@@ -1029,18 +1268,13 @@ static DECLCALLBACK(int) RTLDRELF_NAME(G - || ELF_ST_BIND(paSyms[iSym].st_info) == STB_WEAK)) - { - /* Validate the name string and try match with it. */ -- if (paSyms[iSym].st_name < pModElf->cbStr) -- { -- if (!strcmp(pszSymbol, pStr + paSyms[iSym].st_name)) -- { -- /* matched! */ -- return RTLDRELF_NAME(ReturnSymbol)(pModElf, &paSyms[iSym], uBaseAddr, pValue); -- } -- } -- else -+ AssertMsgReturn(paSyms[iSym].st_name < cbStr, -+ ("String outside string table! iSym=%d paSyms[iSym].st_name=%#x\n", iSym, paSyms[iSym].st_name), -+ VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET); -+ if (!strcmp(pszSymbol, pszzStr + paSyms[iSym].st_name)) - { -- AssertMsgFailed(("String outside string table! iSym=%d paSyms[iSym].st_name=%#x\n", iSym, paSyms[iSym].st_name)); -- return VERR_LDRELF_INVALID_SYMBOL_NAME_OFFSET; -+ /* matched! */ -+ return RTLDRELF_NAME(ReturnSymbol)(pModElf, &paSyms[iSym], uBaseAddr, pValue); - } - } - } -@@ -1127,23 +1361,47 @@ static DECLCALLBACK(int) RTLDRELF_NAME(E - - - /** -- * Helper that locates the first allocated section. -+ * Locate the next allocated section by RVA (sh_addr). -+ * -+ * This is a helper for EnumSegments and SegOffsetToRva. - * - * @returns Pointer to the section header if found, NULL if none. -- * @param pShdr The section header to start searching at. -- * @param cLeft The number of section headers left to search. Can be 0. -+ * @param pModElf The module instance. -+ * @param iShdrCur The current section header. - */ --static const Elf_Shdr *RTLDRELF_NAME(GetFirstAllocatedSection)(const Elf_Shdr *pShdr, unsigned cLeft) -+static const Elf_Shdr *RTLDRELF_NAME(GetNextAllocatedSection)(PRTLDRMODELF pModElf, unsigned iShdrCur) - { -- while (cLeft-- > 0) -+ unsigned const cShdrs = pModElf->Ehdr.e_shnum; -+ const Elf_Shdr * const paShdrs = pModElf->paShdrs; -+ if (pModElf->fShdrInOrder) -+ { -+ for (unsigned iShdr = iShdrCur + 1; iShdr < cShdrs; iShdr++) -+ if (paShdrs[iShdr].sh_flags & SHF_ALLOC) -+ return &paShdrs[iShdr]; -+ } -+ else - { -- if (pShdr->sh_flags & SHF_ALLOC) -- return pShdr; -- pShdr++; -+ Elf_Addr const uEndCur = paShdrs[iShdrCur].sh_addr + paShdrs[iShdrCur].sh_size; -+ Elf_Addr offBest = ~(Elf_Addr)0; -+ unsigned iBest = cShdrs; -+ for (unsigned iShdr = pModElf->iFirstSect; iShdr < cShdrs; iShdr++) -+ if ((paShdrs[iShdr].sh_flags & SHF_ALLOC) && iShdr != iShdrCur) -+ { -+ Elf_Addr const offDelta = paShdrs[iShdr].sh_addr - uEndCur; -+ if ( offDelta < offBest -+ && paShdrs[iShdr].sh_addr >= uEndCur) -+ { -+ offBest = offDelta; -+ iBest = iShdr; -+ } -+ } -+ if (iBest < cShdrs) -+ return &paShdrs[iBest]; - } - return NULL; - } - -+ - /** @copydoc RTLDROPS::pfnEnumSegments. */ - static DECLCALLBACK(int) RTLDRELF_NAME(EnumSegments)(PRTLDRMODINTERNAL pMod, PFNRTLDRENUMSEGS pfnCallback, void *pvUser) - { -@@ -1163,15 +1421,23 @@ static DECLCALLBACK(int) RTLDRELF_NAME(E - Elf_Addr uPrevMappedRva = 0; - const Elf_Shdr *paShdrs = pModElf->paShdrs; - const Elf_Shdr *paOrgShdrs = pModElf->paOrgShdrs; -- for (unsigned iShdr = 1; iShdr < pModElf->Ehdr.e_shnum; iShdr++) -+ for (unsigned iShdr = pModElf->iFirstSect; iShdr < pModElf->Ehdr.e_shnum; iShdr++) - { - RTLDRSEG Seg; -- Seg.pszName = ELF_SH_STR(pModElf, paShdrs[iShdr].sh_name); -- Seg.cchName = (uint32_t)strlen(Seg.pszName); -- if (Seg.cchName == 0) -+ if (iShdr != 0) -+ { -+ Seg.pszName = ELF_SH_STR(pModElf, paShdrs[iShdr].sh_name); -+ Seg.cchName = (uint32_t)strlen(Seg.pszName); -+ if (Seg.cchName == 0) -+ { -+ Seg.pszName = szName; -+ Seg.cchName = (uint32_t)RTStrPrintf(szName, sizeof(szName), "UnamedSect%02u", iShdr); -+ } -+ } -+ else - { -- Seg.pszName = szName; -- Seg.cchName = (uint32_t)RTStrPrintf(szName, sizeof(szName), "UnamedSect%02u", iShdr); -+ Seg.pszName = ".elf.headers"; -+ Seg.cchName = 12; - } - Seg.SelFlat = 0; - Seg.Sel16bit = 0; -@@ -1187,14 +1453,11 @@ static DECLCALLBACK(int) RTLDRELF_NAME(E - { - Seg.LinkAddress = paOrgShdrs[iShdr].sh_addr; - Seg.RVA = paShdrs[iShdr].sh_addr; -- const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetFirstAllocatedSection)(&paShdrs[iShdr + 1], -- pModElf->Ehdr.e_shnum - iShdr - 1); -- if ( pShdr2 -- && pShdr2->sh_addr >= paShdrs[iShdr].sh_addr -- && Seg.RVA >= uPrevMappedRva) -+ const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetNextAllocatedSection)(pModElf, iShdr); -+ if (pShdr2) - Seg.cbMapped = pShdr2->sh_addr - paShdrs[iShdr].sh_addr; - else -- Seg.cbMapped = RT_MAX(paShdrs[iShdr].sh_size, paShdrs[iShdr].sh_addralign); -+ Seg.cbMapped = pModElf->cbImage - paShdrs[iShdr].sh_addr; - uPrevMappedRva = Seg.RVA; - } - else -@@ -1230,10 +1493,11 @@ static DECLCALLBACK(int) RTLDRELF_NAME(L - PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod; - - const Elf_Shdr *pShdrEnd = NULL; -- unsigned cLeft = pModElf->Ehdr.e_shnum - 1; -- const Elf_Shdr *pShdr = &pModElf->paOrgShdrs[cLeft]; -+ unsigned cLeft = pModElf->Ehdr.e_shnum - pModElf->iFirstSect; -+ const Elf_Shdr *pShdr = &pModElf->paOrgShdrs[pModElf->Ehdr.e_shnum]; - while (cLeft-- > 0) - { -+ pShdr--; - if (pShdr->sh_flags & SHF_ALLOC) - { - RTLDRADDR offSeg = LinkAddress - pShdr->sh_addr; -@@ -1246,13 +1510,12 @@ static DECLCALLBACK(int) RTLDRELF_NAME(L - if (offSeg == pShdr->sh_size) - pShdrEnd = pShdr; - } -- pShdr--; - } - - if (pShdrEnd) - { - *poffSeg = pShdrEnd->sh_size; -- *piSeg = pShdrEnd - pModElf->paOrgShdrs - 1; -+ *piSeg = pShdrEnd - pModElf->paOrgShdrs - pModElf->iFirstSect; - return VINF_SUCCESS; - } - -@@ -1268,7 +1531,7 @@ static DECLCALLBACK(int) RTLDRELF_NAME(L - RTLDRADDR offSeg; - int rc = RTLDRELF_NAME(LinkAddressToSegOffset)(pMod, LinkAddress, &iSeg, &offSeg); - if (RT_SUCCESS(rc)) -- *pRva = pModElf->paShdrs[iSeg + 1].sh_addr + offSeg; -+ *pRva = pModElf->paShdrs[iSeg + pModElf->iFirstSect].sh_addr + offSeg; - return rc; - } - -@@ -1278,14 +1541,13 @@ static DECLCALLBACK(int) RTLDRELF_NAME(S - PRTLDRADDR pRva) - { - PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod; -- if (iSeg >= pModElf->Ehdr.e_shnum - 1U) -+ if (iSeg >= pModElf->Ehdr.e_shnum - pModElf->iFirstSect) - return VERR_LDR_INVALID_SEG_OFFSET; - -- iSeg++; /* skip section 0 */ -+ iSeg += pModElf->iFirstSect; /* skip section 0 if not used */ - if (offSeg > pModElf->paShdrs[iSeg].sh_size) - { -- const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetFirstAllocatedSection)(&pModElf->paShdrs[iSeg + 1], -- pModElf->Ehdr.e_shnum - iSeg - 1); -+ const Elf_Shdr *pShdr2 = RTLDRELF_NAME(GetNextAllocatedSection)(pModElf, iSeg); - if ( !pShdr2 - || offSeg > (pShdr2->sh_addr - pModElf->paShdrs[iSeg].sh_addr)) - return VERR_LDR_INVALID_SEG_OFFSET; -@@ -1303,13 +1565,13 @@ static DECLCALLBACK(int) RTLDRELF_NAME(S - static DECLCALLBACK(int) RTLDRELF_NAME(RvaToSegOffset)(PRTLDRMODINTERNAL pMod, RTLDRADDR Rva, - uint32_t *piSeg, PRTLDRADDR poffSeg) - { -- PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod; -- -+ PRTLDRMODELF pModElf = (PRTLDRMODELF)pMod; - Elf_Addr PrevAddr = 0; -- unsigned cLeft = pModElf->Ehdr.e_shnum - 1; -- const Elf_Shdr *pShdr = &pModElf->paShdrs[cLeft]; -+ unsigned cLeft = pModElf->Ehdr.e_shnum - pModElf->iFirstSect; -+ const Elf_Shdr *pShdr = &pModElf->paShdrs[pModElf->Ehdr.e_shnum]; - while (cLeft-- > 0) - { -+ pShdr--; - if (pShdr->sh_flags & SHF_ALLOC) - { - Elf_Addr cbSeg = PrevAddr ? PrevAddr - pShdr->sh_addr : pShdr->sh_size; -@@ -1322,7 +1584,6 @@ static DECLCALLBACK(int) RTLDRELF_NAME(R - } - PrevAddr = pShdr->sh_addr; - } -- pShdr--; - } - - return VERR_LDR_INVALID_RVA; -@@ -1413,14 +1674,14 @@ static DECLCALLBACK(int) RTLDRELF_NAME(R - * Apply the relocations. - */ - if (pThis->Ehdr.e_type == ET_REL) -- rc = RTLDRELF_NAME(RelocateSection)(pThis, pThis->LinkAddress, -- RTLDRELF_NAME(GetImportStubCallback), NULL /*pvUser*/, -- pThis->paShdrs[iDbgInfo].sh_addr, -- pThis->paShdrs[iDbgInfo].sh_size, -- (const uint8_t *)pvBuf, -- (uint8_t *)pvBuf, -- pbRelocs, -- pThis->paShdrs[iRelocs].sh_size); -+ rc = RTLDRELF_NAME(RelocateSectionRel)(pThis, pThis->LinkAddress, -+ RTLDRELF_NAME(GetImportStubCallback), NULL /*pvUser*/, -+ pThis->paShdrs[iDbgInfo].sh_addr, -+ pThis->paShdrs[iDbgInfo].sh_size, -+ (const uint8_t *)pvBuf, -+ (uint8_t *)pvBuf, -+ pbRelocs, -+ pThis->paShdrs[iRelocs].sh_size); - else - rc = RTLDRELF_NAME(RelocateSectionExecDyn)(pThis, pThis->LinkAddress, - RTLDRELF_NAME(GetImportStubCallback), NULL /*pvUser*/, -@@ -1562,11 +1823,13 @@ static RTLDROPS RTLDRELF_MID(s_rtldrElf, - * - * @returns iprt status code. - * @param pEhdr Pointer to the ELF header. -- * @param pszLogName The log name. - * @param cbRawImage The size of the raw image. -+ * @param pszLogName The log name. -+ * @param penmArch Where to return the architecture. -+ * @param pErrInfo Where to return extended error info. Optional. - */ --static int RTLDRELF_NAME(ValidateElfHeader)(const Elf_Ehdr *pEhdr, const char *pszLogName, uint64_t cbRawImage, -- PRTLDRARCH penmArch) -+static int RTLDRELF_NAME(ValidateElfHeader)(const Elf_Ehdr *pEhdr, uint64_t cbRawImage, const char *pszLogName, -+ PRTLDRARCH penmArch, PRTERRINFO pErrInfo) - { - Log3(("RTLdrELF: e_ident: %.*Rhxs\n" - "RTLdrELF: e_type: " FMT_ELF_HALF "\n" -@@ -1588,48 +1851,31 @@ static int RTLDRELF_NAME(ValidateElfHead - if ( pEhdr->e_ident[EI_MAG0] != ELFMAG0 - || pEhdr->e_ident[EI_MAG1] != ELFMAG1 - || pEhdr->e_ident[EI_MAG2] != ELFMAG2 -- || pEhdr->e_ident[EI_MAG3] != ELFMAG3 -- ) -- { -- Log(("RTLdrELF: %s: Invalid ELF magic (%.*Rhxs)\n", pszLogName, sizeof(pEhdr->e_ident), pEhdr->e_ident)); NOREF(pszLogName); -- return VERR_BAD_EXE_FORMAT; -- } -+ || pEhdr->e_ident[EI_MAG3] != ELFMAG3) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Invalid ELF magic (%.*Rhxs)", pszLogName, sizeof(pEhdr->e_ident), pEhdr->e_ident); - if (pEhdr->e_ident[EI_CLASS] != RTLDRELF_SUFF(ELFCLASS)) -- { -- Log(("RTLdrELF: %s: Invalid ELF class (%.*Rhxs)\n", pszLogName, sizeof(pEhdr->e_ident), pEhdr->e_ident)); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Invalid ELF class (%.*Rhxs)", pszLogName, sizeof(pEhdr->e_ident), pEhdr->e_ident); - if (pEhdr->e_ident[EI_DATA] != ELFDATA2LSB) -- { -- Log(("RTLdrELF: %s: ELF endian %x is unsupported\n", pszLogName, pEhdr->e_ident[EI_DATA])); -- return VERR_LDRELF_ODD_ENDIAN; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_ODD_ENDIAN, -+ "%s: ELF endian %x is unsupported", pszLogName, pEhdr->e_ident[EI_DATA]); - if (pEhdr->e_version != EV_CURRENT) -- { -- Log(("RTLdrELF: %s: ELF version %x is unsupported\n", pszLogName, pEhdr->e_version)); -- return VERR_LDRELF_VERSION; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_VERSION, -+ "%s: ELF version %x is unsupported", pszLogName, pEhdr->e_version); - - if (sizeof(Elf_Ehdr) != pEhdr->e_ehsize) -- { -- Log(("RTLdrELF: %s: Elf header e_ehsize is %d expected %d!\n", -- pszLogName, pEhdr->e_ehsize, sizeof(Elf_Ehdr))); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Elf header e_ehsize is %d expected %d!", pszLogName, pEhdr->e_ehsize, sizeof(Elf_Ehdr)); - if ( sizeof(Elf_Phdr) != pEhdr->e_phentsize -- && ( pEhdr->e_phnum != 0 -- || pEhdr->e_type == ET_DYN)) -- { -- Log(("RTLdrELF: %s: Elf header e_phentsize is %d expected %d!\n", -- pszLogName, pEhdr->e_phentsize, sizeof(Elf_Phdr))); -- return VERR_BAD_EXE_FORMAT; -- } -+ && ( pEhdr->e_phnum != 0 -+ || pEhdr->e_type == ET_DYN -+ || pEhdr->e_type == ET_EXEC)) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Elf header e_phentsize is %d expected %d!", -+ pszLogName, pEhdr->e_phentsize, sizeof(Elf_Phdr)); - if (sizeof(Elf_Shdr) != pEhdr->e_shentsize) -- { -- Log(("RTLdrELF: %s: Elf header e_shentsize is %d expected %d!\n", -- pszLogName, pEhdr->e_shentsize, sizeof(Elf_Shdr))); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Elf header e_shentsize is %d expected %d!", -+ pszLogName, pEhdr->e_shentsize, sizeof(Elf_Shdr)); - - switch (pEhdr->e_type) - { -@@ -1638,8 +1884,8 @@ static int RTLDRELF_NAME(ValidateElfHead - case ET_DYN: - break; - default: -- Log(("RTLdrELF: %s: image type %#x is not supported!\n", pszLogName, pEhdr->e_type)); -- return VERR_BAD_EXE_FORMAT; -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: image type %#x is not supported!", -+ pszLogName, pEhdr->e_type); - } - - switch (pEhdr->e_machine) -@@ -1655,52 +1901,43 @@ static int RTLDRELF_NAME(ValidateElfHead - break; - #endif - default: -- Log(("RTLdrELF: %s: machine type %u is not supported!\n", pszLogName, pEhdr->e_machine)); -- return VERR_LDRELF_MACHINE; -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_MACHINE, -+ "%s: machine type %u is not supported!", pszLogName, pEhdr->e_machine); - } - - if ( pEhdr->e_phoff < pEhdr->e_ehsize - && !(pEhdr->e_phoff && pEhdr->e_phnum) - && pEhdr->e_phnum) -- { -- Log(("RTLdrELF: %s: The program headers overlap with the ELF header! e_phoff=" FMT_ELF_OFF "\n", -- pszLogName, pEhdr->e_phoff)); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: The program headers overlap with the ELF header! e_phoff=" FMT_ELF_OFF, -+ pszLogName, pEhdr->e_phoff); - if ( pEhdr->e_phoff + pEhdr->e_phnum * pEhdr->e_phentsize > cbRawImage - || pEhdr->e_phoff + pEhdr->e_phnum * pEhdr->e_phentsize < pEhdr->e_phoff) -- { -- Log(("RTLdrELF: %s: The program headers extends beyond the file! e_phoff=" FMT_ELF_OFF " e_phnum=" FMT_ELF_HALF "\n", -- pszLogName, pEhdr->e_phoff, pEhdr->e_phnum)); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: The program headers extends beyond the file! e_phoff=" FMT_ELF_OFF " e_phnum=" FMT_ELF_HALF, -+ pszLogName, pEhdr->e_phoff, pEhdr->e_phnum); - - - if ( pEhdr->e_shoff < pEhdr->e_ehsize - && !(pEhdr->e_shoff && pEhdr->e_shnum)) -- { -- Log(("RTLdrELF: %s: The section headers overlap with the ELF header! e_shoff=" FMT_ELF_OFF "\n", -- pszLogName, pEhdr->e_shoff)); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: The section headers overlap with the ELF header! e_shoff=" FMT_ELF_OFF, -+ pszLogName, pEhdr->e_shoff); - if ( pEhdr->e_shoff + pEhdr->e_shnum * pEhdr->e_shentsize > cbRawImage - || pEhdr->e_shoff + pEhdr->e_shnum * pEhdr->e_shentsize < pEhdr->e_shoff) -- { -- Log(("RTLdrELF: %s: The section headers extends beyond the file! e_shoff=" FMT_ELF_OFF " e_shnum=" FMT_ELF_HALF "\n", -- pszLogName, pEhdr->e_shoff, pEhdr->e_shnum)); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: The section headers extends beyond the file! e_shoff=" FMT_ELF_OFF " e_shnum=" FMT_ELF_HALF, -+ pszLogName, pEhdr->e_shoff, pEhdr->e_shnum); - - if (pEhdr->e_shstrndx == 0 || pEhdr->e_shstrndx > pEhdr->e_shnum) -- { -- Log(("RTLdrELF: %s: The section headers string table is out of bounds! e_shstrndx=" FMT_ELF_HALF " e_shnum=" FMT_ELF_HALF "\n", -- pszLogName, pEhdr->e_shstrndx, pEhdr->e_shnum)); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: The section headers string table is out of bounds! e_shstrndx=" FMT_ELF_HALF " e_shnum=" FMT_ELF_HALF, -+ pszLogName, pEhdr->e_shstrndx, pEhdr->e_shnum); - - return VINF_SUCCESS; - } - -+ - /** - * Gets the section header name. - * -@@ -1741,10 +1978,12 @@ const char *RTLDRELF_NAME(GetSHdrName)(P - * @param pModElf Pointer to the module structure. - * @param iShdr The index of section header which should be validated. - * The section headers are found in the pModElf->paShdrs array. -- * @param pszLogName The log name. - * @param cbRawImage The size of the raw image. -+ * @param pszLogName The log name. -+ * @param pErrInfo Where to return extended error info. Optional. - */ --static int RTLDRELF_NAME(ValidateSectionHeader)(PRTLDRMODELF pModElf, unsigned iShdr, const char *pszLogName, uint64_t cbRawImage) -+static int RTLDRELF_NAME(ValidateSectionHeader)(PRTLDRMODELF pModElf, unsigned iShdr, uint64_t cbRawImage, -+ const char *pszLogName, PRTERRINFO pErrInfo) - { - const Elf_Shdr *pShdr = &pModElf->paShdrs[iShdr]; - char szSectionName[80]; NOREF(szSectionName); -@@ -1776,37 +2015,29 @@ static int RTLDRELF_NAME(ValidateSection - || pShdr->sh_link != SHN_UNDEF - || pShdr->sh_addralign != 0 - || pShdr->sh_entsize != 0 ) -- { -- Log(("RTLdrELF: %s: Bad #0 section: %.*Rhxs\n", pszLogName, sizeof(*pShdr), pShdr )); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Bad #0 section: %.*Rhxs", pszLogName, sizeof(*pShdr), pShdr); - return VINF_SUCCESS; - } - - if (pShdr->sh_name >= pModElf->cbShStr) -- { -- Log(("RTLdrELF: %s: Shdr #%d: sh_name (%d) is beyond the end of the section header string table (%d)!\n", -- pszLogName, iShdr, pShdr->sh_name, pModElf->cbShStr)); NOREF(pszLogName); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Shdr #%d: sh_name (%d) is beyond the end of the section header string table (%d)!", -+ pszLogName, iShdr, pShdr->sh_name, pModElf->cbShStr); - - if (pShdr->sh_link >= pModElf->Ehdr.e_shnum) -- { -- Log(("RTLdrELF: %s: Shdr #%d: sh_link (%d) is beyond the end of the section table (%d)!\n", -- pszLogName, iShdr, pShdr->sh_link, pModElf->Ehdr.e_shnum)); NOREF(pszLogName); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Shdr #%d: sh_link (%d) is beyond the end of the section table (%d)!", -+ pszLogName, iShdr, pShdr->sh_link, pModElf->Ehdr.e_shnum); - - switch (pShdr->sh_type) - { - /** @todo find specs and check up which sh_info fields indicates section table entries */ - case 12301230: - if (pShdr->sh_info >= pModElf->Ehdr.e_shnum) -- { -- Log(("RTLdrELF: %s: Shdr #%d: sh_info (%d) is beyond the end of the section table (%d)!\n", -- pszLogName, iShdr, pShdr->sh_link, pModElf->Ehdr.e_shnum)); -- return VERR_BAD_EXE_FORMAT; -- } -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Shdr #%d: sh_info (%d) is beyond the end of the section table (%d)!", -+ pszLogName, iShdr, pShdr->sh_link, pModElf->Ehdr.e_shnum); - break; - - case SHT_NULL: -@@ -1840,18 +2071,740 @@ static int RTLDRELF_NAME(ValidateSection - uint64_t offEnd = pShdr->sh_offset + pShdr->sh_size; - if ( offEnd > cbRawImage - || offEnd < (uint64_t)pShdr->sh_offset) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Shdr #%d: sh_offset (" FMT_ELF_OFF ") + sh_size (" FMT_ELF_XWORD " = %RX64) is beyond the end of the file (%RX64)!", -+ pszLogName, iShdr, pShdr->sh_offset, pShdr->sh_size, offEnd, cbRawImage); -+ if (pShdr->sh_offset < sizeof(Elf_Ehdr)) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Shdr #%d: sh_offset (" FMT_ELF_OFF ") + sh_size (" FMT_ELF_XWORD ") is starting in the ELF header!", -+ pszLogName, iShdr, pShdr->sh_offset, pShdr->sh_size); -+ } -+ -+ return VINF_SUCCESS; -+} -+ -+ -+/** -+ * Process the section headers. -+ * -+ * @returns iprt status code. -+ * @param pModElf Pointer to the module structure. -+ * @param paShdrs The section headers. -+ * @param cbRawImage The size of the raw image. -+ * @param pszLogName The log name. -+ * @param pErrInfo Where to return extended error info. Optional. -+ */ -+static int RTLDRELF_NAME(ValidateAndProcessSectionHeaders)(PRTLDRMODELF pModElf, Elf_Shdr *paShdrs, uint64_t cbRawImage, -+ const char *pszLogName, PRTERRINFO pErrInfo) -+{ -+ Elf_Addr uNextAddr = 0; -+ for (unsigned i = 0; i < pModElf->Ehdr.e_shnum; i++) -+ { -+ int rc = RTLDRELF_NAME(ValidateSectionHeader)(pModElf, i, cbRawImage, pszLogName, pErrInfo); -+ if (RT_FAILURE(rc)) -+ return rc; -+ -+ /* -+ * We're looking for symbol tables. -+ */ -+ if (paShdrs[i].sh_type == SHT_SYMTAB) - { -- Log(("RTLdrELF: %s: Shdr #%d: sh_offset (" FMT_ELF_OFF ") + sh_size (" FMT_ELF_XWORD " = %RX64) is beyond the end of the file (%RX64)!\n", -- pszLogName, iShdr, pShdr->sh_offset, pShdr->sh_size, offEnd, cbRawImage)); -- return VERR_BAD_EXE_FORMAT; -+ if (pModElf->Rel.iSymSh != ~0U) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_MULTIPLE_SYMTABS, -+ "%s: Multiple symbol tabs! iSymSh=%d i=%d", pszLogName, pModElf->Rel.iSymSh, i); -+ pModElf->Rel.iSymSh = i; -+ pModElf->Rel.cSyms = (unsigned)(paShdrs[i].sh_size / sizeof(Elf_Sym)); -+ AssertBreakStmt(pModElf->Rel.cSyms == paShdrs[i].sh_size / sizeof(Elf_Sym), rc = VERR_IMAGE_TOO_BIG); -+ pModElf->Rel.iStrSh = paShdrs[i].sh_link; -+ pModElf->Rel.cbStr = (unsigned)paShdrs[pModElf->Rel.iStrSh].sh_size; -+ AssertBreakStmt(pModElf->Rel.cbStr == paShdrs[pModElf->Rel.iStrSh].sh_size, rc = VERR_IMAGE_TOO_BIG); -+ } -+ else if (paShdrs[i].sh_type == SHT_DYNSYM) -+ { -+ if (pModElf->Dyn.iSymSh != ~0U) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_LDRELF_MULTIPLE_SYMTABS, -+ "%s: Multiple dynamic symbol tabs! iSymSh=%d i=%d", pszLogName, pModElf->Dyn.iSymSh, i); -+ if (pModElf->Ehdr.e_type != ET_DYN && pModElf->Ehdr.e_type != ET_EXEC) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Unexpected SHT_DYNSYM (i=%d) for e_type=%d", pszLogName, i, pModElf->Ehdr.e_type); -+ pModElf->Dyn.iSymSh = i; -+ pModElf->Dyn.cSyms = (unsigned)(paShdrs[i].sh_size / sizeof(Elf_Sym)); -+ AssertBreakStmt(pModElf->Dyn.cSyms == paShdrs[i].sh_size / sizeof(Elf_Sym), rc = VERR_IMAGE_TOO_BIG); -+ pModElf->Dyn.iStrSh = paShdrs[i].sh_link; -+ pModElf->Dyn.cbStr = (unsigned)paShdrs[pModElf->Dyn.iStrSh].sh_size; -+ AssertBreakStmt(pModElf->Dyn.cbStr == paShdrs[pModElf->Dyn.iStrSh].sh_size, rc = VERR_IMAGE_TOO_BIG); - } -- if (pShdr->sh_offset < sizeof(Elf_Ehdr)) -+ /* -+ * We're also look for the dynamic section. -+ */ -+ else if (paShdrs[i].sh_type == SHT_DYNAMIC) -+ { -+ if (pModElf->iShDynamic != ~0U) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Multiple dynamic sections! iShDynamic=%d i=%d", -+ pszLogName, pModElf->iShDynamic, i); -+ if (pModElf->Ehdr.e_type != ET_DYN && pModElf->Ehdr.e_type != ET_EXEC) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Unexpected SHT_DYNAMIC (i=%d) for e_type=%d", pszLogName, i, pModElf->Ehdr.e_type); -+ if (paShdrs[i].sh_entsize != sizeof(Elf_Dyn)) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: SHT_DYNAMIC (i=%d) sh_entsize=" FMT_ELF_XWORD ", expected %#zx", -+ pszLogName, i, paShdrs[i].sh_entsize, sizeof(Elf_Dyn)); -+ pModElf->iShDynamic = i; -+ Elf_Xword const cDynamic = paShdrs[i].sh_size / sizeof(Elf_Dyn); -+ if (cDynamic > _64K || cDynamic < 2) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: SHT_DYNAMIC (i=%d) sh_size=" FMT_ELF_XWORD " is out of range (2..64K)", -+ pszLogName, i, paShdrs[i].sh_size); -+ pModElf->cDynamic = (unsigned)cDynamic; -+ } -+ -+ /* -+ * Special checks for the section string table. -+ */ -+ if (i == pModElf->Ehdr.e_shstrndx) - { -- Log(("RTLdrELF: %s: Shdr #%d: sh_offset (" FMT_ELF_OFF ") + sh_size (" FMT_ELF_XWORD ") is starting in the ELF header!\n", -- pszLogName, iShdr, pShdr->sh_offset, pShdr->sh_size)); -- return VERR_BAD_EXE_FORMAT; -+ if (paShdrs[i].sh_type != SHT_STRTAB) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Section header string table is not a SHT_STRTAB: %#x", -+ pszLogName, paShdrs[i].sh_type); -+ if (paShdrs[i].sh_size == 0) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Section header string table is empty", pszLogName); - } -+ -+ /* -+ * Kluge for the .data..percpu segment in 64-bit linux kernels. -+ */ -+ if (paShdrs[i].sh_flags & SHF_ALLOC) -+ { -+ if ( paShdrs[i].sh_addr == 0 -+ && paShdrs[i].sh_addr < uNextAddr) -+ { -+ Elf_Addr uAddr = RT_ALIGN_T(uNextAddr, paShdrs[i].sh_addralign, Elf_Addr); -+ Log(("RTLdrElf: Out of order section #%d; adjusting sh_addr from " FMT_ELF_ADDR " to " FMT_ELF_ADDR "\n", -+ i, paShdrs[i].sh_addr, uAddr)); -+ paShdrs[i].sh_addr = uAddr; -+ } -+ uNextAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size; -+ } -+ } /* for each section header */ -+ -+ return VINF_SUCCESS; -+} -+ -+ -+/** -+ * Process the section headers. -+ * -+ * @returns iprt status code. -+ * @param pModElf Pointer to the module structure. -+ * @param paShdrs The section headers. -+ * @param cbRawImage The size of the raw image. -+ * @param pszLogName The log name. -+ * @param pErrInfo Where to return extended error info. Optional. -+ */ -+static int RTLDRELF_NAME(ValidateAndProcessDynamicInfo)(PRTLDRMODELF pModElf, uint64_t cbRawImage, uint32_t fFlags, -+ const char *pszLogName, PRTERRINFO pErrInfo) -+{ -+ /* -+ * Check preconditions. -+ */ -+ AssertReturn(pModElf->Ehdr.e_type == ET_DYN || pModElf->Ehdr.e_type == ET_EXEC, VERR_INTERNAL_ERROR_2); -+ if (pModElf->Ehdr.e_phnum <= 1 || pModElf->Ehdr.e_phnum >= _32K) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: e_phnum=%u is out of bounds (2..32K)", pszLogName, pModElf->Ehdr.e_phnum); -+ if (pModElf->iShDynamic == ~0U) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: no .dynamic section", pszLogName); -+ AssertReturn(pModElf->cDynamic > 1 && pModElf->cDynamic <= _64K, VERR_INTERNAL_ERROR_3); -+ -+ /* ASSUME that the sections are ordered by address. That simplifies -+ validation code further down. */ -+ AssertReturn(pModElf->Ehdr.e_shnum >= 2, VERR_INTERNAL_ERROR_4); -+ Elf_Shdr const *paShdrs = pModElf->paShdrs; -+ Elf_Addr uPrevEnd = paShdrs[1].sh_addr + paShdrs[1].sh_size; -+ for (unsigned i = 2; i < pModElf->Ehdr.e_shnum; i++) -+ if (paShdrs[i].sh_flags & SHF_ALLOC) -+ { -+ if (uPrevEnd > paShdrs[i].sh_addr) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: section %u is out of order: uPrevEnd=" FMT_ELF_ADDR " sh_addr=" FMT_ELF_ADDR, -+ pszLogName, i, uPrevEnd, paShdrs[i].sh_addr); -+ uPrevEnd = paShdrs[i].sh_addr + paShdrs[i].sh_size; -+ } -+ -+ /* Must have string and symbol tables. */ -+ if (pModElf->Dyn.iStrSh == ~0U) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: No dynamic string table section", pszLogName); -+ if (pModElf->Dyn.iSymSh == ~0U) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: No dynamic symbol table section", pszLogName); -+ -+ /* -+ * Load the program headers. -+ */ -+ size_t const cbPhdrs = sizeof(pModElf->paPhdrs[0]) * pModElf->Ehdr.e_phnum; -+ Elf_Phdr *paPhdrs = (Elf_Phdr *)RTMemAllocZ(cbPhdrs); -+ pModElf->paPhdrs = paPhdrs; -+ AssertReturn(paPhdrs, VERR_NO_MEMORY); -+ -+ int rc = pModElf->Core.pReader->pfnRead(pModElf->Core.pReader, paPhdrs, cbPhdrs, pModElf->Ehdr.e_phoff); -+ if (RT_FAILURE(rc)) -+ return RTERRINFO_LOG_SET_F(pErrInfo, rc, "%s: pfnRead(,,%#zx, " FMT_ELF_OFF ") -> %Rrc", -+ pszLogName, cbPhdrs, pModElf->Ehdr.e_phoff, rc); -+ -+ /* -+ * Validate them. -+ */ -+ unsigned cbPage = _4K; /** @todo generalize architecture specific stuff using its own code template header. */ -+ switch (pModElf->Core.enmArch) -+ { -+ case RTLDRARCH_AMD64: -+ case RTLDRARCH_X86_32: -+ break; -+ default: -+ AssertFailedBreak(/** @todo page size for got.plt hacks */); - } -+ unsigned iLoad = 0; -+ unsigned iLoadShdr = 1; /* ASSUMES ordered (checked above). */ -+ unsigned cDynamic = 0; -+ Elf_Addr cbImage = 0; -+ Elf_Addr uLinkAddress = ~(Elf_Addr)0; -+ for (unsigned i = 0; i < pModElf->Ehdr.e_phnum; i++) -+ { -+ const Elf_Phdr * const pPhdr = &paPhdrs[i]; -+ Log3(("RTLdrELF: Program Header #%d:\n" -+ "RTLdrELF: p_type: " FMT_ELF_WORD " (%s)\n" -+ "RTLdrELF: p_flags: " FMT_ELF_WORD "\n" -+ "RTLdrELF: p_offset: " FMT_ELF_OFF "\n" -+ "RTLdrELF: p_vaddr: " FMT_ELF_ADDR "\n" -+ "RTLdrELF: p_paddr: " FMT_ELF_ADDR "\n" -+ "RTLdrELF: p_filesz: " FMT_ELF_XWORD "\n" -+ "RTLdrELF: p_memsz: " FMT_ELF_XWORD "\n" -+ "RTLdrELF: p_align: " FMT_ELF_XWORD "\n", -+ i, -+ pPhdr->p_type, rtldrElfGetPhdrType(pPhdr->p_type), pPhdr->p_flags, pPhdr->p_offset, -+ pPhdr->p_vaddr, pPhdr->p_paddr, pPhdr->p_filesz, pPhdr->p_memsz, pPhdr->p_align)); -+ -+ if (pPhdr->p_type == DT_NULL) -+ continue; -+ -+ if ( pPhdr->p_filesz != 0 -+ && ( pPhdr->p_offset >= cbRawImage -+ || pPhdr->p_filesz > cbRawImage -+ || pPhdr->p_offset + pPhdr->p_filesz > cbRawImage)) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Prog Hdr #%u: bogus p_offset=" FMT_ELF_OFF " & p_filesz=" FMT_ELF_XWORD " (file size %#RX64)", -+ pszLogName, i, pPhdr->p_offset, pPhdr->p_filesz, cbRawImage); -+ -+ if (pPhdr->p_flags & ~(Elf64_Word)(PF_X | PF_R | PF_W)) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Prog Hdr #%u: bogus p_flags=" FMT_ELF_WORD, -+ pszLogName, i, pPhdr->p_flags); -+ -+ if (!RT_IS_POWER_OF_TWO(pPhdr->p_align)) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Prog Hdr #%u: bogus p_align=" FMT_ELF_XWORD, -+ pszLogName, i, pPhdr->p_align); -+ -+ if ( pPhdr->p_align > 1 -+ && pPhdr->p_memsz > 0 -+ && pPhdr->p_filesz > 0 -+ && (pPhdr->p_offset & (pPhdr->p_align - 1)) != (pPhdr->p_vaddr & (pPhdr->p_align - 1))) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Prog Hdr #%u: misaligned p_offset=" FMT_ELF_OFF " p_vaddr=" FMT_ELF_ADDR " p_align=" FMT_ELF_XWORD, -+ pszLogName, i, pPhdr->p_offset, pPhdr->p_vaddr, pPhdr->p_align); -+ -+ /* Do some type specfic checks: */ -+ switch (pPhdr->p_type) -+ { -+ case PT_LOAD: -+ { -+ if (pPhdr->p_memsz < pPhdr->p_filesz) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Prog Hdr #%u/LOAD#%u: bogus p_memsz=" FMT_ELF_XWORD " or p_filesz=" FMT_ELF_XWORD, -+ pszLogName, i, iLoad, pPhdr->p_memsz, pPhdr->p_filesz); -+ cbImage = pPhdr->p_vaddr + pPhdr->p_memsz; -+ if (iLoad == 0) -+ uLinkAddress = pPhdr->p_vaddr; -+ -+ /* Find the corresponding sections, checking their addresses and -+ file offsets since the rest of the code is still section based -+ rather than using program headers as it should... */ -+ Elf_Off off = pPhdr->p_offset; -+ Elf_Addr uAddr = pPhdr->p_vaddr; -+ Elf_Xword cbMem = pPhdr->p_memsz; -+ Elf_Xword cbFile = pPhdr->p_filesz; -+ while (cbMem > 0) -+ { -+ if (iLoadShdr < pModElf->Ehdr.e_shnum) -+ { /* likely */ } -+ else if (iLoadShdr == pModElf->Ehdr.e_shnum) -+ { -+ /** @todo anything else to check here? */ -+ iLoadShdr++; -+ break; -+ } -+ else -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Prog Hdr #%u/LOAD#%u: Out of sections at " FMT_ELF_ADDR " LB " FMT_ELF_XWORD, -+ pszLogName, i, iLoad, uAddr, cbMem); -+ if (!(paShdrs[iLoadShdr].sh_flags & SHF_ALLOC)) -+ { -+ if ( paShdrs[iLoadShdr].sh_type != SHT_NOBITS -+ && paShdrs[iLoadShdr].sh_size > 0 -+ && off < paShdrs[iLoadShdr].sh_offset + paShdrs[iLoadShdr].sh_size -+ && paShdrs[iLoadShdr].sh_offset < off + cbMem) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Prog Hdr #%u/LOAD#%u: Overlaps with !SHF_ALLOC section at " FMT_ELF_OFF " LB " FMT_ELF_XWORD, -+ pszLogName, i, iLoad, paShdrs[iLoadShdr].sh_offset, paShdrs[iLoadShdr].sh_size); -+ pModElf->paShdrExtras[iLoadShdr].idxPhdr = UINT16_MAX; -+ iLoadShdr++; -+ continue; -+ } -+ -+ if (uAddr != paShdrs[iLoadShdr].sh_addr) -+ { -+ /* Before the first section we expect headers to be loaded, so -+ that the file is simply mapped from file offset zero. */ -+ if ( iLoadShdr == 1 -+ && iLoad == 0 -+ && paShdrs[1].sh_addr == paShdrs[1].sh_offset -+ && cbFile >= paShdrs[1].sh_offset -+ && cbMem >= paShdrs[1].sh_offset) -+ { -+ /* Modify paShdrs[0] to describe the gap. ".elf.headers" */ -+ pModElf->iFirstSect = 0; -+ pModElf->paShdrs[0].sh_name = 0; -+ pModElf->paShdrs[0].sh_type = SHT_PROGBITS; -+ pModElf->paShdrs[0].sh_flags = SHF_ALLOC -+ | (pPhdr->p_flags & PF_W ? SHF_WRITE : 0) -+ | (pPhdr->p_flags & PF_X ? SHF_EXECINSTR : 0); -+ pModElf->paShdrs[0].sh_addr = uAddr; -+ pModElf->paShdrs[0].sh_offset = off; -+ pModElf->paShdrs[0].sh_size = paShdrs[1].sh_offset; -+ pModElf->paShdrs[0].sh_link = 0; -+ pModElf->paShdrs[0].sh_info = 0; -+ pModElf->paShdrs[0].sh_addralign = pPhdr->p_align; -+ pModElf->paShdrs[0].sh_entsize = 0; -+ *(Elf_Shdr *)pModElf->paOrgShdrs = pModElf->paShdrs[0]; /* (necessary for segment enumeration) */ -+ -+ uAddr += paShdrs[1].sh_offset; -+ cbMem -= paShdrs[1].sh_offset; -+ cbFile -= paShdrs[1].sh_offset; -+ off = paShdrs[1].sh_offset; -+ } -+ /* Alignment padding? Allow up to a page size. */ -+ else if ( paShdrs[iLoadShdr].sh_addr > uAddr -+ && paShdrs[iLoadShdr].sh_addr - uAddr -+ < RT_MAX(paShdrs[iLoadShdr].sh_addralign, cbPage /*got.plt hack*/)) -+ { -+ Elf_Xword cbAlignPadding = paShdrs[iLoadShdr].sh_addr - uAddr; -+ if (cbAlignPadding >= cbMem) -+ break; -+ cbMem -= cbAlignPadding; -+ uAddr += cbAlignPadding; -+ if (cbFile > cbAlignPadding) -+ { -+ off += cbAlignPadding; -+ cbFile -= cbAlignPadding; -+ } -+ else -+ { -+ off += cbFile; -+ cbFile = 0; -+ } -+ } -+ } -+ -+ if ( uAddr == paShdrs[iLoadShdr].sh_addr -+ && cbMem >= paShdrs[iLoadShdr].sh_size -+ && ( paShdrs[iLoadShdr].sh_type != SHT_NOBITS -+ ? off == paShdrs[iLoadShdr].sh_offset -+ && cbFile >= paShdrs[iLoadShdr].sh_size /* this might be too strict... */ -+ : cbFile == 0) ) -+ { -+ if (paShdrs[iLoadShdr].sh_type != SHT_NOBITS) -+ { -+ off += paShdrs[iLoadShdr].sh_size; -+ cbFile -= paShdrs[iLoadShdr].sh_size; -+ } -+ uAddr += paShdrs[iLoadShdr].sh_size; -+ cbMem -= paShdrs[iLoadShdr].sh_size; -+ } -+ else -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Prog Hdr #%u/LOAD#%u: Mismatch at " FMT_ELF_ADDR " LB " FMT_ELF_XWORD " (file " FMT_ELF_OFF " LB " FMT_ELF_XWORD ") with section #%u " FMT_ELF_ADDR " LB " FMT_ELF_XWORD " (file " FMT_ELF_OFF " sh_type=" FMT_ELF_WORD ")", -+ pszLogName, i, iLoad, uAddr, cbMem, off, cbFile, -+ iLoadShdr, paShdrs[iLoadShdr].sh_addr, paShdrs[iLoadShdr].sh_size, -+ paShdrs[iLoadShdr].sh_offset, paShdrs[iLoadShdr].sh_type); -+ -+ pModElf->paShdrExtras[iLoadShdr].idxPhdr = iLoad; -+ iLoadShdr++; -+ } /* section loop */ -+ -+ iLoad++; -+ break; -+ } -+ -+ case PT_DYNAMIC: -+ { -+ const Elf_Shdr *pShdr = &pModElf->paShdrs[pModElf->iShDynamic]; -+ if (pPhdr->p_offset != pShdr->sh_offset) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Prog Hdr #%u/DYNAMIC: p_offset=" FMT_ELF_OFF " expected " FMT_ELF_OFF, -+ pszLogName, i, pPhdr->p_offset, pShdr->sh_offset); -+ if (RT_MAX(pPhdr->p_memsz, pPhdr->p_filesz) != pShdr->sh_size) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: Prog Hdr #%u/DYNAMIC: expected " FMT_ELF_XWORD " for RT_MAX(p_memsz=" FMT_ELF_XWORD ", p_filesz=" FMT_ELF_XWORD ")", -+ pszLogName, i, pShdr->sh_size, pPhdr->p_memsz, pPhdr->p_filesz); -+ cDynamic++; -+ break; -+ } -+ } -+ } -+ -+ if (iLoad == 0) -+ return RTERRINFO_LOG_SET_F(pErrInfo, rc, "%s: No PT_LOAD program headers", pszLogName); -+ if (cDynamic != 1) -+ return RTERRINFO_LOG_SET_F(pErrInfo, rc, "%s: No program header for the DYNAMIC section", pszLogName); -+ -+ cbImage -= uLinkAddress; -+ pModElf->cbImage = (uint64_t)cbImage; -+ pModElf->LinkAddress = uLinkAddress; -+ AssertReturn(pModElf->cbImage == cbImage, VERR_INTERNAL_ERROR_5); -+ Log3(("RTLdrELF: LinkAddress=" FMT_ELF_ADDR " cbImage=" FMT_ELF_ADDR " (from PT_LOAD)\n", uLinkAddress, cbImage)); -+ -+ for (; iLoadShdr < pModElf->Ehdr.e_shnum; iLoadShdr++) -+ if ( !(paShdrs[iLoadShdr].sh_flags & SHF_ALLOC) -+ || paShdrs[iLoadShdr].sh_size == 0) -+ pModElf->paShdrExtras[iLoadShdr].idxPhdr = UINT16_MAX; -+ else -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: No PT_LOAD for section #%u " FMT_ELF_ADDR " LB " FMT_ELF_XWORD " (file " FMT_ELF_OFF " sh_type=" FMT_ELF_WORD ")", -+ pszLogName, iLoadShdr, paShdrs[iLoadShdr].sh_addr, paShdrs[iLoadShdr].sh_size, -+ paShdrs[iLoadShdr].sh_offset, paShdrs[iLoadShdr].sh_type); -+ -+ /* -+ * Load and validate the dynamic table. We have got / will get most of the -+ * info we need from the section table, so we must make sure this matches up. -+ */ -+ Log3(("RTLdrELF: Dynamic section - %u entries\n", pModElf->cDynamic)); -+ size_t const cbDynamic = pModElf->cDynamic * sizeof(pModElf->paDynamic[0]); -+ Elf_Dyn * const paDynamic = (Elf_Dyn *)RTMemAlloc(cbDynamic); -+ AssertReturn(paDynamic, VERR_NO_MEMORY); -+ pModElf->paDynamic = paDynamic; -+ -+ rc = pModElf->Core.pReader->pfnRead(pModElf->Core.pReader, paDynamic, cbDynamic, paShdrs[pModElf->iShDynamic].sh_offset); -+ if (RT_FAILURE(rc)) -+ return RTERRINFO_LOG_SET_F(pErrInfo, rc, "%s: pfnRead(,,%#zx, " FMT_ELF_OFF ") -> %Rrc", -+ pszLogName, cbDynamic, paShdrs[pModElf->iShDynamic].sh_offset, rc); -+ -+ for (uint32_t i = 0; i < pModElf->cDynamic; i++) -+ { -+#define LOG_VALIDATE_PTR_RET(szName) do { \ -+ Log3(("RTLdrELF: DT[%u]: %16s " FMT_ELF_ADDR "\n", i, szName, paDynamic[i].d_un.d_ptr)); \ -+ if ((uint64_t)paDynamic[i].d_un.d_ptr - uLinkAddress < cbImage) { /* likely */ } \ -+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" szName ": Invalid address " FMT_ELF_ADDR " (valid range: " FMT_ELF_ADDR " LB " FMT_ELF_ADDR ")", \ -+ pszLogName, i, paDynamic[i].d_un.d_ptr, uLinkAddress, cbImage); \ -+ } while (0) -+#define LOG_VALIDATE_PTR_VAL_RET(szName, uExpected) do { \ -+ Log3(("RTLdrELF: DT[%u]: %16s " FMT_ELF_ADDR "\n", i, szName, (uint64_t)paDynamic[i].d_un.d_ptr)); \ -+ if (paDynamic[i].d_un.d_ptr == (Elf_Addr)(uExpected)) { /* likely */ } \ -+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" szName ": " FMT_ELF_ADDR ", expected " FMT_ELF_ADDR, \ -+ pszLogName, i, paDynamic[i].d_un.d_ptr, (Elf_Addr)(uExpected)); \ -+ } while (0) -+#define LOG_VALIDATE_STR_RET(szName) do { \ -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64\n", i, szName, (uint64_t)paDynamic[i].d_un.d_val)); \ -+ if ((uint64_t)paDynamic[i].d_un.d_val < pModElf->Dyn.cbStr) { /* likely */ } \ -+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" szName ": Invalid string table offset %#RX64 (max %#x)", \ -+ pszLogName, i, (uint64_t)paDynamic[i].d_un.d_val, pModElf->Dyn.cbStr); \ -+ } while (0) -+#define LOG_VALIDATE_VAL_RET(szName, uExpected) do { \ -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64\n", i, szName, (uint64_t)paDynamic[i].d_un.d_val)); \ -+ if ((uint64_t)paDynamic[i].d_un.d_val == (uint64_t)(uExpected)) { /* likely */ } \ -+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" szName ": %#RX64, expected %#RX64", \ -+ pszLogName, i, (uint64_t)paDynamic[i].d_un.d_val, (uint64_t)(uExpected)); \ -+ } while (0) -+#define SET_RELOC_TYPE_RET(a_szName, a_uType) do { \ -+ if (pModElf->DynInfo.uRelocType == 0 || pModElf->DynInfo.uRelocType == (a_uType)) \ -+ pModElf->DynInfo.uRelocType = (a_uType); \ -+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": Mixing DT_RELA and DT_REL", pszLogName, i); \ -+ } while (0) -+#define SET_INFO_FIELD_RET(a_szName, a_Field, a_Value, a_UnsetValue, a_szFmt) do { \ -+ if ((a_Field) == (a_UnsetValue) && (a_Value) != (a_UnsetValue)) \ -+ (a_Field) = (a_Value); /* likely */ \ -+ else if ((a_Field) != (a_UnsetValue)) \ -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": Multiple entries (first value " a_szFmt ", second " a_szFmt ")", pszLogName, i, (a_Field), (a_Value)); \ -+ else if ((a_Value) != (a_UnsetValue)) \ -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": Unexpected value " a_szFmt, pszLogName, i, (a_Value)); \ -+ } while (0) -+#define FIND_MATCHING_SECTION_RET(a_szName, a_ExtraMatchExpr, a_idxShFieldToSet) do { \ -+ unsigned iSh; \ -+ for (iSh = 1; iSh < pModElf->Ehdr.e_shnum; iSh++) \ -+ if ( paShdrs[iSh].sh_addr == paDynamic[i].d_un.d_ptr \ -+ && (a_ExtraMatchExpr)) \ -+ { \ -+ (a_idxShFieldToSet) = iSh; \ -+ if (pModElf->paShdrExtras[iSh].idxDt != UINT16_MAX) \ -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, \ -+ "%s: DT[%u]/" a_szName ": section #%u (" FMT_ELF_ADDR ") already referenced by DT[%u]", \ -+ pszLogName, i, iSh, paShdrs[iSh].sh_addr, pModElf->paShdrExtras[iSh].idxDt); \ -+ pModElf->paShdrExtras[iSh].idxDt = i; \ -+ pModElf->paShdrExtras[iSh].uDtTag = (uint32_t)paDynamic[i].d_tag; \ -+ break; \ -+ } \ -+ if (iSh < pModElf->Ehdr.e_shnum) { /* likely */ } \ -+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": No matching section for " FMT_ELF_ADDR, pszLogName, i, paDynamic[i].d_un.d_ptr); \ -+ } while (0) -+#define ONLY_FOR_DEBUG_OR_VALIDATION_RET(a_szName) do { \ -+ if (fFlags & (RTLDR_O_FOR_DEBUG | RTLDR_O_FOR_VALIDATION)) { /* likely */ } \ -+ else return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/" a_szName ": Not supported (" FMT_ELF_ADDR ")", pszLogName, i, paDynamic[i].d_un.d_ptr); \ -+ } while (0) -+#define LOG_NON_VALUE_ENTRY(a_szName) Log3(("RTLdrELF: DT[%u]: %16s (%#RX64)\n", i, a_szName, (uint64_t)paDynamic[i].d_un.d_val)) -+ -+ switch (paDynamic[i].d_tag) -+ { -+ case DT_NULL: -+ LOG_NON_VALUE_ENTRY("DT_NULL"); -+ for (unsigned iNull = i + 1; iNull < pModElf->cDynamic; iNull++) -+ if (paDynamic[i].d_tag == DT_NULL) /* Not technically a bug, but let's try being extremely strict for now */ -+ LOG_NON_VALUE_ENTRY("DT_NULL"); -+ else if (!(fFlags & (RTLDR_O_FOR_DEBUG | RTLDR_O_FOR_VALIDATION))) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: DT[%u]/DT_NULL: Dynamic section isn't zero padded (extra #%u of #%u)", -+ pszLogName, i, iNull - i, pModElf->cDynamic - i); -+ i = pModElf->cDynamic; -+ break; -+ case DT_NEEDED: -+ LOG_VALIDATE_STR_RET("DT_NEEDED"); -+ break; -+ case DT_PLTRELSZ: -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_PLTRELSZ", (uint64_t)paDynamic[i].d_un.d_val)); -+ SET_INFO_FIELD_RET("DT_PLTRELSZ", pModElf->DynInfo.cbJmpRelocs, (Elf_Xword)paDynamic[i].d_un.d_val, 0, FMT_ELF_XWORD); -+ break; -+ case DT_PLTGOT: -+ LOG_VALIDATE_PTR_RET("DT_PLTGOT"); -+ break; -+ case DT_HASH: -+ LOG_VALIDATE_PTR_RET("DT_HASH"); -+ break; -+ case DT_STRTAB: -+ LOG_VALIDATE_PTR_VAL_RET("DT_STRTAB", paShdrs[pModElf->Dyn.iStrSh].sh_addr); -+ pModElf->paShdrExtras[pModElf->Dyn.iStrSh].idxDt = i; -+ pModElf->paShdrExtras[pModElf->Dyn.iSymSh].uDtTag = DT_STRTAB; -+ break; -+ case DT_SYMTAB: -+ LOG_VALIDATE_PTR_VAL_RET("DT_SYMTAB", paShdrs[pModElf->Dyn.iSymSh].sh_addr); -+ pModElf->paShdrExtras[pModElf->Dyn.iSymSh].idxDt = i; -+ pModElf->paShdrExtras[pModElf->Dyn.iSymSh].uDtTag = DT_SYMTAB; -+ break; -+ case DT_RELA: -+ LOG_VALIDATE_PTR_RET("DT_RELA"); -+ SET_RELOC_TYPE_RET("DT_RELA", DT_RELA); -+ SET_INFO_FIELD_RET("DT_RELA", pModElf->DynInfo.uPtrRelocs, paDynamic[i].d_un.d_ptr, ~(Elf_Addr)0, FMT_ELF_ADDR); -+ FIND_MATCHING_SECTION_RET("DT_RELA", paShdrs[iSh].sh_type == SHT_RELA, pModElf->DynInfo.idxShRelocs); -+ break; -+ case DT_RELASZ: -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_RELASZ", (uint64_t)paDynamic[i].d_un.d_val)); -+ SET_RELOC_TYPE_RET("DT_RELASZ", DT_RELA); -+ SET_INFO_FIELD_RET("DT_RELASZ", pModElf->DynInfo.cbRelocs, (Elf_Xword)paDynamic[i].d_un.d_val, 0, FMT_ELF_XWORD); -+ break; -+ case DT_RELAENT: -+ LOG_VALIDATE_VAL_RET("DT_RELAENT", sizeof(Elf_Rela)); -+ SET_RELOC_TYPE_RET("DT_RELAENT", DT_RELA); -+ SET_INFO_FIELD_RET("DT_RELAENT", pModElf->DynInfo.cbRelocEntry, (unsigned)sizeof(Elf_Rela), 0, "%u"); -+ break; -+ case DT_STRSZ: -+ LOG_VALIDATE_VAL_RET("DT_STRSZ", pModElf->Dyn.cbStr); -+ break; -+ case DT_SYMENT: -+ LOG_VALIDATE_VAL_RET("DT_SYMENT", sizeof(Elf_Sym)); -+ break; -+ case DT_INIT: -+ LOG_VALIDATE_PTR_RET("DT_INIT"); -+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_INIT"); -+ break; -+ case DT_FINI: -+ LOG_VALIDATE_PTR_RET("DT_FINI"); -+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_FINI"); -+ break; -+ case DT_SONAME: -+ LOG_VALIDATE_STR_RET("DT_SONAME"); -+ break; -+ case DT_RPATH: -+ LOG_VALIDATE_STR_RET("DT_RPATH"); -+ break; -+ case DT_SYMBOLIC: -+ LOG_NON_VALUE_ENTRY("DT_SYMBOLIC"); -+ break; -+ case DT_REL: -+ LOG_VALIDATE_PTR_RET("DT_REL"); -+ SET_RELOC_TYPE_RET("DT_REL", DT_REL); -+ SET_INFO_FIELD_RET("DT_REL", pModElf->DynInfo.uPtrRelocs, paDynamic[i].d_un.d_ptr, ~(Elf_Addr)0, FMT_ELF_ADDR); -+ FIND_MATCHING_SECTION_RET("DT_REL", paShdrs[iSh].sh_type == SHT_REL, pModElf->DynInfo.idxShRelocs); -+ break; -+ case DT_RELSZ: -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_RELSZ", (uint64_t)paDynamic[i].d_un.d_val)); -+ SET_RELOC_TYPE_RET("DT_RELSZ", DT_REL); -+ SET_INFO_FIELD_RET("DT_RELSZ", pModElf->DynInfo.cbRelocs, (Elf_Xword)paDynamic[i].d_un.d_val, 0, FMT_ELF_XWORD); -+ break; -+ case DT_RELENT: -+ LOG_VALIDATE_VAL_RET("DT_RELENT", sizeof(Elf_Rel)); -+ SET_RELOC_TYPE_RET("DT_RELENT", DT_REL); -+ SET_INFO_FIELD_RET("DT_RELENT", pModElf->DynInfo.cbRelocEntry, (unsigned)sizeof(Elf_Rel), 0, "%u"); -+ break; -+ case DT_PLTREL: -+ if (paDynamic[i].d_un.d_val != DT_RELA && paDynamic[i].d_un.d_val != DT_REL) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT[%u]/DT_PLTREL: Invalid value %#RX64", -+ pszLogName, i, (uint64_t)paDynamic[i].d_un.d_val); -+ Log3(("RTLdrELF: DT[%u]: %16s DT_REL%s\n", i, "DT_PLTREL", paDynamic[i].d_un.d_val == DT_RELA ? "A" : "")); -+ SET_INFO_FIELD_RET("DT_PLTREL", pModElf->DynInfo.uJmpRelocType, (unsigned)paDynamic[i].d_un.d_val, 0, "%u"); -+ break; -+ case DT_DEBUG: -+ LOG_VALIDATE_PTR_RET("DT_DEBUG"); -+ break; -+ case DT_TEXTREL: -+ LOG_NON_VALUE_ENTRY("DT_TEXTREL"); -+ break; -+ case DT_JMPREL: -+ LOG_VALIDATE_PTR_RET("DT_JMPREL"); -+ SET_INFO_FIELD_RET("DT_JMPREL", pModElf->DynInfo.uPtrJmpRelocs, paDynamic[i].d_un.d_ptr, ~(Elf_Addr)0, FMT_ELF_ADDR); -+ FIND_MATCHING_SECTION_RET("DT_JMPREL", 1, pModElf->DynInfo.idxShJmpRelocs); -+ break; -+ case DT_BIND_NOW: -+ LOG_NON_VALUE_ENTRY("DT_BIND_NOW"); -+ break; -+ case DT_INIT_ARRAY: -+ LOG_VALIDATE_PTR_RET("DT_INIT_ARRAY"); -+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_INIT_ARRAY"); -+ break; -+ case DT_FINI_ARRAY: -+ LOG_VALIDATE_PTR_RET("DT_FINI_ARRAY"); -+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_FINI_ARRAY"); -+ break; -+ case DT_INIT_ARRAYSZ: -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_INIT_ARRAYSZ", (uint64_t)paDynamic[i].d_un.d_val)); -+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_INIT_ARRAYSZ"); -+ break; -+ case DT_FINI_ARRAYSZ: -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_FINI_ARRAYSZ", (uint64_t)paDynamic[i].d_un.d_val)); -+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_FINI_ARRAYSZ"); -+ break; -+ case DT_RUNPATH: -+ LOG_VALIDATE_STR_RET("DT_RUNPATH"); -+ break; -+ case DT_FLAGS: -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64\n", i, "DT_FLAGS", (uint64_t)paDynamic[i].d_un.d_val)); -+ break; -+ case DT_PREINIT_ARRAY: -+ LOG_VALIDATE_PTR_RET("DT_PREINIT_ARRAY"); -+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_PREINIT_ARRAY"); -+ break; -+ case DT_PREINIT_ARRAYSZ: -+ Log3(("RTLdrELF: DT[%u]: %16s %#RX64 bytes\n", i, "DT_PREINIT_ARRAYSZ", (uint64_t)paDynamic[i].d_un.d_val)); -+ ONLY_FOR_DEBUG_OR_VALIDATION_RET("DT_PREINIT_ARRAYSZ"); -+ break; -+ default: -+ if ( paDynamic[i].d_un.d_val < DT_ENCODING -+ || (paDynamic[i].d_un.d_val & 1)) -+ Log3(("RTLdrELF: DT[%u]: %#010RX64 %#RX64%s\n", i, (uint64_t)paDynamic[i].d_tag, -+ (uint64_t)paDynamic[i].d_un.d_val, paDynamic[i].d_un.d_val >= DT_ENCODING ? " (val)" : "")); -+ else -+ { -+ Log3(("RTLdrELF: DT[%u]: %#010RX64 " FMT_ELF_ADDR " (addr)\n", -+ i, (uint64_t)paDynamic[i].d_tag, paDynamic[i].d_un.d_ptr)); -+ if ((uint64_t)paDynamic[i].d_un.d_ptr - uLinkAddress >= cbImage) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: DT[%u]/%#RX64: Invalid address " FMT_ELF_ADDR " (valid range: " FMT_ELF_ADDR " LB " FMT_ELF_ADDR ")", -+ pszLogName, i, (uint64_t)paDynamic[i].d_tag, -+ paDynamic[i].d_un.d_ptr, uLinkAddress, cbImage); -+ } -+ break; -+ } -+#undef LOG_VALIDATE_VAL_RET -+#undef LOG_VALIDATE_STR_RET -+#undef LOG_VALIDATE_PTR_VAL_RET -+#undef LOG_VALIDATE_PTR_RET -+#undef SET_RELOC_TYPE_RET -+#undef SET_INFO_FIELD_RET -+#undef FIND_MATCHING_SECTION_RET -+#undef ONLY_FOR_DEBUG_OR_VALIDATION_RET -+ } -+ -+ /* -+ * Validate the relocation information we've gathered. -+ */ -+ Elf_Word uShTypeArch = SHT_RELA; /** @todo generalize architecture specific stuff using its own code template header. */ -+ switch (pModElf->Core.enmArch) -+ { -+ case RTLDRARCH_AMD64: -+ break; -+ case RTLDRARCH_X86_32: -+ uShTypeArch = SHT_REL; -+ break; -+ default: -+ AssertFailedBreak(/** @todo page size for got.plt hacks */); -+ -+ } -+ -+ if (pModElf->DynInfo.uRelocType != 0) -+ { -+ const char * const pszModifier = pModElf->DynInfo.uRelocType == DT_RELA ? "A" : ""; -+ if (pModElf->DynInfo.uPtrRelocs == ~(Elf_Addr)0) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_REL%s", pszLogName, pszModifier); -+ if (pModElf->DynInfo.cbRelocs == 0) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_REL%sSZ", pszLogName, pszModifier); -+ if (pModElf->DynInfo.cbRelocEntry == 0) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_REL%sENT", pszLogName, pszModifier); -+ Elf_Shdr const *pShdrRelocs = &paShdrs[pModElf->DynInfo.idxShRelocs]; -+ Elf_Word const uShType = pModElf->DynInfo.uJmpRelocType == DT_RELA ? SHT_RELA : SHT_REL; -+ if (pShdrRelocs->sh_type != uShType) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_REL%s* does not match section type: %u vs %u", -+ pszLogName, pszModifier, pShdrRelocs->sh_type, uShType); -+ if (pShdrRelocs->sh_size != pModElf->DynInfo.cbRelocs) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_REL%sSZ does not match section size: %u vs %u", -+ pszLogName, pszModifier, pShdrRelocs->sh_size, pModElf->DynInfo.cbRelocs); -+ if (uShType != uShTypeArch) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_REL%s* does not match architecture: %u, arch wants %u", -+ pszLogName, pszModifier, uShType, uShTypeArch); -+ } -+ -+ if ( pModElf->DynInfo.uPtrJmpRelocs != ~(Elf_Addr)0 -+ || pModElf->DynInfo.cbJmpRelocs != 0 -+ || pModElf->DynInfo.uJmpRelocType != 0) -+ { -+ if (pModElf->DynInfo.uPtrJmpRelocs == ~(Elf_Addr)0) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_JMPREL", pszLogName); -+ if (pModElf->DynInfo.cbJmpRelocs == 0) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_PLTRELSZ", pszLogName); -+ if (pModElf->DynInfo.uJmpRelocType == 0) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: Missing DT_PLTREL", pszLogName); -+ Elf_Shdr const *pShdrRelocs = &paShdrs[pModElf->DynInfo.idxShJmpRelocs]; -+ Elf_Word const uShType = pModElf->DynInfo.uJmpRelocType == DT_RELA ? SHT_RELA : SHT_REL; -+ if (pShdrRelocs->sh_type != uShType) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_PLTREL does not match section type: %u vs %u", -+ pszLogName, pShdrRelocs->sh_type, uShType); -+ if (pShdrRelocs->sh_size != pModElf->DynInfo.cbJmpRelocs) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_PLTRELSZ does not match section size: %u vs %u", -+ pszLogName, pShdrRelocs->sh_size, pModElf->DynInfo.cbJmpRelocs); -+ if (uShType != uShTypeArch) -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, "%s: DT_PLTREL does not match architecture: %u, arch wants %u", -+ pszLogName, uShType, uShTypeArch); -+ } -+ -+ /* -+ * Check that there aren't any other relocations hiding in the section table. -+ */ -+ for (uint32_t i = 1; i < pModElf->Ehdr.e_shnum; i++) -+ if ( (paShdrs[i].sh_type == SHT_REL || paShdrs[i].sh_type == SHT_RELA) -+ && pModElf->paShdrExtras[i].uDtTag != DT_REL -+ && pModElf->paShdrExtras[i].uDtTag != DT_RELA -+ && pModElf->paShdrExtras[i].uDtTag != DT_JMPREL) -+ { -+ char szSecHdrNm[80]; -+ return RTERRINFO_LOG_SET_F(pErrInfo, VERR_BAD_EXE_FORMAT, -+ "%s: section header #%u (%s type=" FMT_ELF_WORD " size=" FMT_ELF_XWORD ") contains relocations not referenced by the dynamic section", -+ pszLogName, i, -+ RTLDRELF_NAME(GetSHdrName)(pModElf, paShdrs[i].sh_name, szSecHdrNm, sizeof(szSecHdrNm)), -+ paShdrs[i].sh_type, paShdrs[i].sh_size); -+ } - - return VINF_SUCCESS; - } -@@ -1866,8 +2819,9 @@ static int RTLDRELF_NAME(ValidateSection - * @param fFlags Reserved, MBZ. - * @param enmArch Architecture specifier. - * @param phLdrMod Where to store the handle. -+ * @param pErrInfo Where to return extended error info. Optional. - */ --static int RTLDRELF_NAME(Open)(PRTLDRREADER pReader, uint32_t fFlags, RTLDRARCH enmArch, PRTLDRMOD phLdrMod) -+static int RTLDRELF_NAME(Open)(PRTLDRREADER pReader, uint32_t fFlags, RTLDRARCH enmArch, PRTLDRMOD phLdrMod, PRTERRINFO pErrInfo) - { - const char *pszLogName = pReader->pfnLogName(pReader); - uint64_t cbRawImage = pReader->pfnSize(pReader); -@@ -1891,21 +2845,42 @@ static int RTLDRELF_NAME(Open)(PRTLDRREA - #else - pModElf->Core.enmArch = RTLDRARCH_AMD64; - #endif -- //pModElf->pvBits = NULL; -- //pModElf->Ehdr = {0}; -- //pModElf->paShdrs = NULL; -- //pModElf->paSyms = NULL; -- pModElf->iSymSh = ~0U; -- //pModElf->cSyms = 0; -- pModElf->iStrSh = ~0U; -- //pModElf->cbStr = 0; -- //pModElf->cbImage = 0; -- //pModElf->LinkAddress = 0; -- //pModElf->pStr = NULL; -- //pModElf->cbShStr = 0; -- //pModElf->pShStr = NULL; -- //pModElf->iShEhFrame = 0; -- //pModElf->iShEhFrameHdr = 0; -+ //pModElf->pvBits = NULL; -+ //pModElf->Ehdr = {0}; -+ //pModElf->paShdrs = NULL; -+ //pModElf->Rel.paSyms = NULL; -+ pModElf->Rel.iSymSh = ~0U; -+ //pModElf->Rel.cSyms = 0; -+ pModElf->Rel.iStrSh = ~0U; -+ //pModElf->Rel.cbStr = 0; -+ //pModElf->Rel.pStr = NULL; -+ //pModElf->Dyn.paSyms = NULL; -+ pModElf->Dyn.iSymSh = ~0U; -+ //pModElf->Dyn.cSyms = 0; -+ pModElf->Dyn.iStrSh = ~0U; -+ //pModElf->Dyn.cbStr = 0; -+ //pModElf->Dyn.pStr = NULL; -+ pModElf->iFirstSect = 1; -+ //pModElf->fShdrInOrder = false; -+ //pModElf->cbImage = 0; -+ pModElf->LinkAddress = ~(Elf_Addr)0; -+ //pModElf->cbShStr = 0; -+ //pModElf->pShStr = NULL; -+ //pModElf->iShEhFrame = 0; -+ //pModElf->iShEhFrameHdr= 0; -+ pModElf->iShDynamic = ~0U; -+ //pModElf->cDynamic = 0; -+ //pModElf->paDynamic = NULL; -+ //pModElf->paPhdrs = NULL; -+ pModElf->DynInfo.uPtrRelocs = ~(Elf_Addr)0; -+ //pModElf->DynInfo.cbRelocs = 0; -+ //pModElf->DynInfo.cbRelocEntry = 0; -+ //pModElf->DynInfo.uRelocType = 0; -+ //pModElf->DynInfo.idxShRelocs = 0; -+ pModElf->DynInfo.uPtrJmpRelocs = ~(Elf_Addr)0; -+ //pModElf->DynInfo.cbJmpRelocs = 0; -+ //pModElf->DynInfo.uJmpRelocType = 0; -+ //pModElf->DynInfo.idxShJmpRelocs = 0; - - /* - * Read and validate the ELF header and match up the CPU architecture. -@@ -1914,7 +2889,7 @@ static int RTLDRELF_NAME(Open)(PRTLDRREA - if (RT_SUCCESS(rc)) - { - RTLDRARCH enmArchImage = RTLDRARCH_INVALID; /* shut up gcc */ -- rc = RTLDRELF_NAME(ValidateElfHeader)(&pModElf->Ehdr, pszLogName, cbRawImage, &enmArchImage); -+ rc = RTLDRELF_NAME(ValidateElfHeader)(&pModElf->Ehdr, cbRawImage, pszLogName, &enmArchImage, pErrInfo); - if (RT_SUCCESS(rc)) - { - if ( enmArch != RTLDRARCH_WHATEVER -@@ -1929,7 +2904,7 @@ static int RTLDRELF_NAME(Open)(PRTLDRREA - * introspection methods. - */ - size_t const cbShdrs = pModElf->Ehdr.e_shnum * sizeof(Elf_Shdr); -- Elf_Shdr *paShdrs = (Elf_Shdr *)RTMemAlloc(cbShdrs * 2); -+ Elf_Shdr *paShdrs = (Elf_Shdr *)RTMemAlloc(cbShdrs * 2 + sizeof(RTLDRMODELFSHX) * pModElf->Ehdr.e_shnum); - if (paShdrs) - { - pModElf->paShdrs = paShdrs; -@@ -1939,111 +2914,77 @@ static int RTLDRELF_NAME(Open)(PRTLDRREA - memcpy(&paShdrs[pModElf->Ehdr.e_shnum], paShdrs, cbShdrs); - pModElf->paOrgShdrs = &paShdrs[pModElf->Ehdr.e_shnum]; - -+ pModElf->paShdrExtras = (PRTLDRMODELFSHX)&pModElf->paOrgShdrs[pModElf->Ehdr.e_shnum]; -+ memset(pModElf->paShdrExtras, 0xff, sizeof(RTLDRMODELFSHX) * pModElf->Ehdr.e_shnum); -+ - pModElf->cbShStr = paShdrs[pModElf->Ehdr.e_shstrndx].sh_size; - - /* - * Validate the section headers and find relevant sections. - */ -- Elf_Addr uNextAddr = 0; -- for (unsigned i = 0; i < pModElf->Ehdr.e_shnum; i++) -- { -- rc = RTLDRELF_NAME(ValidateSectionHeader)(pModElf, i, pszLogName, cbRawImage); -- if (RT_FAILURE(rc)) -- break; -- -- /* We're looking for symbol tables. */ -- if (paShdrs[i].sh_type == SHT_SYMTAB) -- { -- if (pModElf->iSymSh != ~0U) -- { -- Log(("RTLdrElf: %s: Multiple symbol tabs! iSymSh=%d i=%d\n", pszLogName, pModElf->iSymSh, i)); -- rc = VERR_LDRELF_MULTIPLE_SYMTABS; -- break; -- } -- pModElf->iSymSh = i; -- pModElf->cSyms = (unsigned)(paShdrs[i].sh_size / sizeof(Elf_Sym)); -- AssertBreakStmt(pModElf->cSyms == paShdrs[i].sh_size / sizeof(Elf_Sym), rc = VERR_IMAGE_TOO_BIG); -- pModElf->iStrSh = paShdrs[i].sh_link; -- pModElf->cbStr = (unsigned)paShdrs[pModElf->iStrSh].sh_size; -- AssertBreakStmt(pModElf->cbStr == paShdrs[pModElf->iStrSh].sh_size, rc = VERR_IMAGE_TOO_BIG); -- } -- -- /* Special checks for the section string table. */ -- if (i == pModElf->Ehdr.e_shstrndx) -- { -- if (paShdrs[i].sh_type != SHT_STRTAB) -- { -- Log(("RTLdrElf: Section header string table is not a SHT_STRTAB: %#x\n", paShdrs[i].sh_type)); -- rc = VERR_BAD_EXE_FORMAT; -- break; -- } -- if (paShdrs[i].sh_size == 0) -- { -- Log(("RTLdrElf: Section header string table is empty\n")); -- rc = VERR_BAD_EXE_FORMAT; -- break; -- } -- } -+ rc = RTLDRELF_NAME(ValidateAndProcessSectionHeaders)(pModElf, paShdrs, cbRawImage, pszLogName, pErrInfo); - -- /* Kluge for the .data..percpu segment in 64-bit linux kernels. */ -- if (paShdrs[i].sh_flags & SHF_ALLOC) -- { -- if ( paShdrs[i].sh_addr == 0 -- && paShdrs[i].sh_addr < uNextAddr) -- { -- Elf_Addr uAddr = RT_ALIGN_T(uNextAddr, paShdrs[i].sh_addralign, Elf_Addr); -- Log(("RTLdrElf: Out of order section #%d; adjusting sh_addr from " FMT_ELF_ADDR " to " FMT_ELF_ADDR "\n", -- i, paShdrs[i].sh_addr, uAddr)); -- paShdrs[i].sh_addr = uAddr; -- } -- uNextAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size; -- } -- } /* for each section header */ -+ /* -+ * Read validate and process program headers if ET_DYN or ET_EXEC. -+ */ -+ if (RT_SUCCESS(rc) && (pModElf->Ehdr.e_type == ET_DYN || pModElf->Ehdr.e_type == ET_EXEC)) -+ rc = RTLDRELF_NAME(ValidateAndProcessDynamicInfo)(pModElf, cbRawImage, fFlags, pszLogName, pErrInfo); - - /* -- * Calculate the image base address if the image isn't relocatable. -+ * Massage the section headers. - */ -- if (RT_SUCCESS(rc) && pModElf->Ehdr.e_type != ET_REL) -+ if (RT_SUCCESS(rc)) - { -- pModElf->LinkAddress = ~(Elf_Addr)0; -- for (unsigned i = 0; i < pModElf->Ehdr.e_shnum; i++) -- if ( (paShdrs[i].sh_flags & SHF_ALLOC) -- && paShdrs[i].sh_addr < pModElf->LinkAddress) -- pModElf->LinkAddress = paShdrs[i].sh_addr; -- if (pModElf->LinkAddress == ~(Elf_Addr)0) -+ if (pModElf->Ehdr.e_type == ET_REL) - { -- AssertFailed(); -- rc = VERR_LDR_GENERAL_FAILURE; -- } -- if (pModElf->Ehdr.e_type == ET_DYN && pModElf->LinkAddress < 0x1000) -+ /* Do allocations and figure the image size: */ - pModElf->LinkAddress = 0; -+ for (unsigned i = 1; i < pModElf->Ehdr.e_shnum; i++) -+ if (paShdrs[i].sh_flags & SHF_ALLOC) -+ { -+ paShdrs[i].sh_addr = paShdrs[i].sh_addralign -+ ? RT_ALIGN_T(pModElf->cbImage, paShdrs[i].sh_addralign, Elf_Addr) -+ : (Elf_Addr)pModElf->cbImage; -+ Elf_Addr EndAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size; -+ if (pModElf->cbImage < EndAddr) -+ { -+ pModElf->cbImage = (size_t)EndAddr; -+ AssertMsgBreakStmt(pModElf->cbImage == EndAddr, (FMT_ELF_ADDR "\n", EndAddr), rc = VERR_IMAGE_TOO_BIG); -+ } -+ Log2(("RTLdrElf: %s: Assigned " FMT_ELF_ADDR " to section #%d\n", pszLogName, paShdrs[i].sh_addr, i)); -+ } -+ } -+ else -+ { -+ /* Convert sh_addr to RVA: */ -+ Assert(pModElf->LinkAddress != ~(Elf_Addr)0); -+ for (unsigned i = 0 /*!*/; i < pModElf->Ehdr.e_shnum; i++) -+ if (paShdrs[i].sh_flags & SHF_ALLOC) -+ paShdrs[i].sh_addr -= pModElf->LinkAddress; -+ } - } - - /* -- * Perform allocations / RVA calculations, determine the image size. -+ * Check if the sections are in order by address, as that will simplify -+ * enumeration and address translation. - */ -- if (RT_SUCCESS(rc)) -- for (unsigned i = 0; i < pModElf->Ehdr.e_shnum; i++) -- if (paShdrs[i].sh_flags & SHF_ALLOC) -+ pModElf->fShdrInOrder = true; -+ Elf_Addr uEndAddr = 0; -+ for (unsigned i = pModElf->iFirstSect; i < pModElf->Ehdr.e_shnum; i++) -+ if (paShdrs[i].sh_flags & SHF_ALLOC) -+ { -+ if (uEndAddr <= paShdrs[i].sh_addr) -+ uEndAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size; -+ else - { -- if (pModElf->Ehdr.e_type == ET_REL) -- paShdrs[i].sh_addr = paShdrs[i].sh_addralign -- ? RT_ALIGN_T(pModElf->cbImage, paShdrs[i].sh_addralign, Elf_Addr) -- : (Elf_Addr)pModElf->cbImage; -- else -- paShdrs[i].sh_addr -= pModElf->LinkAddress; -- Elf_Addr EndAddr = paShdrs[i].sh_addr + paShdrs[i].sh_size; -- if (pModElf->cbImage < EndAddr) -- { -- pModElf->cbImage = (size_t)EndAddr; -- AssertMsgBreakStmt(pModElf->cbImage == EndAddr, (FMT_ELF_ADDR "\n", EndAddr), rc = VERR_IMAGE_TOO_BIG); -- } -- Log2(("RTLdrElf: %s: Assigned " FMT_ELF_ADDR " to section #%d\n", pszLogName, paShdrs[i].sh_addr, i)); -+ pModElf->fShdrInOrder = false; -+ break; - } -+ } - -- Log2(("RTLdrElf: iSymSh=%u cSyms=%u iStrSh=%u cbStr=%u rc=%Rrc cbImage=%#zx LinkAddress=" FMT_ELF_ADDR "\n", -- pModElf->iSymSh, pModElf->cSyms, pModElf->iStrSh, pModElf->cbStr, rc, -- pModElf->cbImage, pModElf->LinkAddress)); -+ Log2(("RTLdrElf: iSymSh=%u cSyms=%u iStrSh=%u cbStr=%u rc=%Rrc cbImage=%#zx LinkAddress=" FMT_ELF_ADDR " fShdrInOrder=%RTbool\n", -+ pModElf->Rel.iSymSh, pModElf->Rel.cSyms, pModElf->Rel.iStrSh, pModElf->Rel.cbStr, rc, -+ pModElf->cbImage, pModElf->LinkAddress, pModElf->fShdrInOrder)); - if (RT_SUCCESS(rc)) - { - pModElf->Core.pOps = &RTLDRELF_MID(s_rtldrElf,Ops); -@@ -2077,6 +3018,7 @@ static int RTLDRELF_NAME(Open)(PRTLDRREA - #undef RTLDRELF_MID - - #undef FMT_ELF_ADDR -+#undef FMT_ELF_ADDR7 - #undef FMT_ELF_HALF - #undef FMT_ELF_SHALF - #undef FMT_ELF_OFF -@@ -2102,6 +3044,8 @@ static int RTLDRELF_NAME(Open)(PRTLDRREA - #undef Elf_Size - #undef Elf_Sword - #undef Elf_Word -+#undef Elf_Xword -+#undef Elf_Sxword - - #undef RTLDRMODELF - #undef PRTLDRMODELF ---- a/include/iprt/memobj.h -+++ b/include/iprt/memobj.h -@@ -127,7 +127,10 @@ RTR0DECL(int) RTR0MemObjFree(RTR0MEMOBJ - * @returns IPRT status code. - * @param pMemObj Where to store the ring-0 memory object handle. - * @param cb Number of bytes to allocate. This is rounded up to nearest page. -- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object. -+ * @param fExecutable Flag indicating whether it should be permitted to -+ * executed code in the memory object. The user must -+ * use RTR0MemObjProtect after initialization the -+ * allocation to actually make it executable. - */ - #define RTR0MemObjAllocPage(pMemObj, cb, fExecutable) \ - RTR0MemObjAllocPageTag((pMemObj), (cb), (fExecutable), RTMEM_TAG) -@@ -140,7 +143,10 @@ RTR0DECL(int) RTR0MemObjFree(RTR0MEMOBJ - * @returns IPRT status code. - * @param pMemObj Where to store the ring-0 memory object handle. - * @param cb Number of bytes to allocate. This is rounded up to nearest page. -- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object. -+ * @param fExecutable Flag indicating whether it should be permitted to -+ * executed code in the memory object. The user must -+ * use RTR0MemObjProtect after initialization the -+ * allocation to actually make it executable. - * @param pszTag Allocation tag used for statistics and such. - */ - RTR0DECL(int) RTR0MemObjAllocPageTag(PRTR0MEMOBJ pMemObj, size_t cb, bool fExecutable, const char *pszTag); -@@ -154,7 +160,10 @@ RTR0DECL(int) RTR0MemObjAllocPageTag(PRT - * @returns IPRT status code. - * @param pMemObj Where to store the ring-0 memory object handle. - * @param cb Number of bytes to allocate. This is rounded up to nearest page. -- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object. -+ * @param fExecutable Flag indicating whether it should be permitted to -+ * executed code in the memory object. The user must -+ * use RTR0MemObjProtect after initialization the -+ * allocation to actually make it executable. - */ - #define RTR0MemObjAllocLow(pMemObj, cb, fExecutable) \ - RTR0MemObjAllocLowTag((pMemObj), (cb), (fExecutable), RTMEM_TAG) -@@ -168,7 +177,10 @@ RTR0DECL(int) RTR0MemObjAllocPageTag(PRT - * @returns IPRT status code. - * @param pMemObj Where to store the ring-0 memory object handle. - * @param cb Number of bytes to allocate. This is rounded up to nearest page. -- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object. -+ * @param fExecutable Flag indicating whether it should be permitted to -+ * executed code in the memory object. The user must -+ * use RTR0MemObjProtect after initialization the -+ * allocation to actually make it executable. - * @param pszTag Allocation tag used for statistics and such. - */ - RTR0DECL(int) RTR0MemObjAllocLowTag(PRTR0MEMOBJ pMemObj, size_t cb, bool fExecutable, const char *pszTag); -@@ -182,7 +194,10 @@ RTR0DECL(int) RTR0MemObjAllocLowTag(PRTR - * @returns IPRT status code. - * @param pMemObj Where to store the ring-0 memory object handle. - * @param cb Number of bytes to allocate. This is rounded up to nearest page. -- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object. -+ * @param fExecutable Flag indicating whether it should be permitted to -+ * executed code in the memory object. The user must -+ * use RTR0MemObjProtect after initialization the -+ * allocation to actually make it executable. - */ - #define RTR0MemObjAllocCont(pMemObj, cb, fExecutable) \ - RTR0MemObjAllocContTag((pMemObj), (cb), (fExecutable), RTMEM_TAG) -@@ -196,7 +211,10 @@ RTR0DECL(int) RTR0MemObjAllocLowTag(PRTR - * @returns IPRT status code. - * @param pMemObj Where to store the ring-0 memory object handle. - * @param cb Number of bytes to allocate. This is rounded up to nearest page. -- * @param fExecutable Flag indicating whether it should be permitted to executed code in the memory object. -+ * @param fExecutable Flag indicating whether it should be permitted to -+ * executed code in the memory object. The user must -+ * use RTR0MemObjProtect after initialization the -+ * allocation to actually make it executable. - * @param pszTag Allocation tag used for statistics and such. - */ - RTR0DECL(int) RTR0MemObjAllocContTag(PRTR0MEMOBJ pMemObj, size_t cb, bool fExecutable, const char *pszTag); ---- a/src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c -+++ b/src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c -@@ -38,7 +38,7 @@ - - - #if (defined(RT_ARCH_AMD64) || defined(DOXYGEN_RUNNING)) && !defined(RTMEMALLOC_EXEC_HEAP) --# if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 23) -+# if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 23) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0) - /** - * Starting with 2.6.23 we can use __get_vm_area and map_vm_area to allocate - * memory in the moduel range. This is preferrable to the exec heap below. ---- a/include/VBox/sup.h -+++ b/include/VBox/sup.h -@@ -1553,8 +1553,11 @@ SUPR3DECL(int) SUPR3GetSymbolR0(void *pv - * - * @returns VBox status code. - * @deprecated Use SUPR3LoadModule(pszFilename, "VMMR0.r0", &pvImageBase) -+ * @param pszFilename Full path to the VMMR0.r0 file (silly). -+ * @param pErrInfo Where to return extended error information. -+ * Optional. - */ --SUPR3DECL(int) SUPR3LoadVMM(const char *pszFilename); -+SUPR3DECL(int) SUPR3LoadVMM(const char *pszFilename, PRTERRINFO pErrInfo); - - /** - * Unloads R0 HC VMM code. ---- a/src/VBox/Devices/Network/testcase/tstIntNet-1.cpp -+++ b/src/VBox/Devices/Network/testcase/tstIntNet-1.cpp -@@ -846,7 +846,7 @@ extern "C" DECLEXPORT(int) TrustedMain(i - return 1; - } - -- rc = SUPR3LoadVMM(szAbsPath); -+ rc = SUPR3LoadVMM(szAbsPath, NULL); - if (RT_FAILURE(rc)) - { - RTPrintf("tstIntNet-1: SUPR3LoadVMM(\"%s\") -> %Rrc\n", szAbsPath, rc); ---- a/src/VBox/NetworkServices/Dhcpd/VBoxNetDhcpd.cpp -+++ b/src/VBox/NetworkServices/Dhcpd/VBoxNetDhcpd.cpp -@@ -259,7 +259,7 @@ int VBoxNetDhcpd::vmmInit() - if (RT_SUCCESS(rc)) - rc = RTPathAppend(szPathVMMR0, sizeof(szPathVMMR0), "VMMR0.r0"); - if (RT_SUCCESS(rc)) -- rc = SUPR3LoadVMM(szPathVMMR0); -+ rc = SUPR3LoadVMM(szPathVMMR0, NULL /*pErrInfo*/); - return rc; - } - ---- a/src/VBox/NetworkServices/NetLib/VBoxNetBaseService.cpp -+++ b/src/VBox/NetworkServices/NetLib/VBoxNetBaseService.cpp -@@ -383,7 +383,7 @@ int VBoxNetBaseService::tryGoOnline(void - return rc; - } - -- rc = SUPR3LoadVMM(strcat(szPath, "/VMMR0.r0")); -+ rc = SUPR3LoadVMM(strcat(szPath, "/VMMR0.r0"), NULL); - if (RT_FAILURE(rc)) - { - LogRel(("VBoxNetBaseService: SUPR3LoadVMM(\"%s\") -> %Rrc\n", szPath, rc)); ---- a/src/VBox/VMM/testcase/tstGlobalConfig.cpp -+++ b/src/VBox/VMM/testcase/tstGlobalConfig.cpp -@@ -102,7 +102,7 @@ extern "C" DECLEXPORT(int) TrustedMain(i - return 1; - } - -- rc = SUPR3LoadVMM("./VMMR0.r0"); -+ rc = SUPR3LoadVMM("./VMMR0.r0", NULL /*pErrInfo*/); - if (RT_SUCCESS(rc)) - { - Req.pSession = pSession; ---- a/src/VBox/HostDrivers/Support/SUPLibLdr.cpp -+++ b/src/VBox/HostDrivers/Support/SUPLibLdr.cpp -@@ -334,6 +334,372 @@ static DECLCALLBACK(int) supLoadModuleCr - } - - -+/** Argument package for supLoadModuleCompileSegmentsCB. */ -+typedef struct SUPLDRCOMPSEGTABARGS -+{ -+ uint32_t uStartRva; -+ uint32_t uEndRva; -+ uint32_t fProt; -+ uint32_t iSegs; -+ uint32_t cSegsAlloc; -+ PSUPLDRSEG paSegs; -+ PRTERRINFO pErrInfo; -+} SUPLDRCOMPSEGTABARGS, *PSUPLDRCOMPSEGTABARGS; -+ -+/** -+ * @callback_method_impl{FNRTLDRENUMSEGS, -+ * Compile list of segments with the same memory protection.} -+ */ -+static DECLCALLBACK(int) supLoadModuleCompileSegmentsCB(RTLDRMOD hLdrMod, PCRTLDRSEG pSeg, void *pvUser) -+{ -+ PSUPLDRCOMPSEGTABARGS pArgs = (PSUPLDRCOMPSEGTABARGS)pvUser; -+ AssertCompile(RTMEM_PROT_READ == SUPLDR_PROT_READ); -+ AssertCompile(RTMEM_PROT_WRITE == SUPLDR_PROT_WRITE); -+ AssertCompile(RTMEM_PROT_EXEC == SUPLDR_PROT_EXEC); -+ RT_NOREF(hLdrMod); -+ -+ Log2(("supLoadModuleCompileSegmentsCB: %RTptr/%RTptr LB %RTptr/%RTptr prot %#x %s\n", -+ pSeg->LinkAddress, pSeg->RVA, pSeg->cbMapped, pSeg->cb, pSeg->fProt, pSeg->pszName)); -+ -+ /* Ignore segments not part of the loaded image. */ -+ if (pSeg->RVA == NIL_RTLDRADDR || pSeg->cbMapped == 0) -+ { -+ Log2(("supLoadModuleCompileSegmentsCB: -> skipped\n")); -+ return VINF_SUCCESS; -+ } -+ -+ /* We currently ASSUME that all relevant segments are in ascending RVA order. */ -+ AssertReturn(pSeg->RVA >= pArgs->uEndRva, -+ RTERRINFO_LOG_REL_SET_F(pArgs->pErrInfo, VERR_BAD_EXE_FORMAT, "Out of order segment: %p LB %#zx #%.*s", -+ pSeg->RVA, pSeg->cb, pSeg->cchName, pSeg->pszName)); -+ -+ /* We ASSUME the cbMapped field is implemented. */ -+ AssertReturn(pSeg->cbMapped != NIL_RTLDRADDR, VERR_INTERNAL_ERROR_2); -+ AssertReturn(pSeg->cbMapped < _1G, VERR_INTERNAL_ERROR_4); -+ uint32_t cbMapped = (uint32_t)pSeg->cbMapped; -+ AssertReturn(pSeg->RVA < _1G, VERR_INTERNAL_ERROR_3); -+ uint32_t uRvaSeg = (uint32_t)pSeg->RVA; -+ -+ /* -+ * If the protection is the same as the previous segment, -+ * just update uEndRva and continue. -+ */ -+ uint32_t fProt = pSeg->fProt; -+#if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86) -+ if (fProt & RTMEM_PROT_EXEC) -+ fProt |= fProt & RTMEM_PROT_READ; -+#endif -+ if (pSeg->fProt == pArgs->fProt) -+ { -+ pArgs->uEndRva = uRvaSeg + cbMapped; -+ Log2(("supLoadModuleCompileSegmentsCB: -> merged, end %#x\n", pArgs->uEndRva)); -+ return VINF_SUCCESS; -+ } -+ -+ /* -+ * The protection differs, so commit current segment and start a new one. -+ * However, if the new segment and old segment share a page, this becomes -+ * a little more complicated... -+ */ -+ if (pArgs->uStartRva < pArgs->uEndRva) -+ { -+ if (((pArgs->uEndRva - 1) >> PAGE_SHIFT) != (uRvaSeg >> PAGE_SHIFT)) -+ { -+ /* No common page, so make the new segment start on a page boundrary. */ -+ cbMapped += uRvaSeg & PAGE_OFFSET_MASK; -+ uRvaSeg &= ~(uint32_t)PAGE_OFFSET_MASK; -+ Assert(pArgs->uEndRva <= uRvaSeg); -+ Log2(("supLoadModuleCompileSegmentsCB: -> new, no common\n")); -+ } -+ else if ((fProt & pArgs->fProt) == fProt) -+ { -+ /* The current segment includes the memory protections of the -+ previous, so include the common page in it: */ -+ uint32_t const cbCommon = PAGE_SIZE - (uRvaSeg & PAGE_OFFSET_MASK); -+ if (cbCommon >= cbMapped) -+ { -+ pArgs->uEndRva = uRvaSeg + cbMapped; -+ Log2(("supLoadModuleCompileSegmentsCB: -> merge, %#x common, upgrading prot to %#x, end %#x\n", -+ cbCommon, pArgs->fProt, pArgs->uEndRva)); -+ return VINF_SUCCESS; /* New segment was smaller than a page. */ -+ } -+ cbMapped -= cbCommon; -+ uRvaSeg += cbCommon; -+ Assert(pArgs->uEndRva <= uRvaSeg); -+ Log2(("supLoadModuleCompileSegmentsCB: -> new, %#x common into previous\n", cbCommon)); -+ } -+ else if ((fProt & pArgs->fProt) == pArgs->fProt) -+ { -+ /* The new segment includes the memory protections of the -+ previous, so include the common page in it: */ -+ cbMapped += uRvaSeg & PAGE_OFFSET_MASK; -+ uRvaSeg &= ~(uint32_t)PAGE_OFFSET_MASK; -+ if (uRvaSeg == pArgs->uStartRva) -+ { -+ pArgs->fProt = fProt; -+ pArgs->uEndRva = uRvaSeg + cbMapped; -+ Log2(("supLoadModuleCompileSegmentsCB: -> upgrade current protection, end %#x\n", pArgs->uEndRva)); -+ return VINF_SUCCESS; /* Current segment was smaller than a page. */ -+ } -+ Log2(("supLoadModuleCompileSegmentsCB: -> new, %#x common into new\n", (uint32_t)(pSeg->RVA & PAGE_OFFSET_MASK))); -+ } -+ else -+ { -+ /* Create a new segment for the common page with the combined protection. */ -+ Log2(("supLoadModuleCompileSegmentsCB: -> it's complicated...\n")); -+ pArgs->uEndRva &= ~(uint32_t)PAGE_OFFSET_MASK; -+ if (pArgs->uEndRva > pArgs->uStartRva) -+ { -+ Log2(("supLoadModuleCompileSegmentsCB: SUP Seg #%u: %#x LB %#x prot %#x\n", -+ pArgs->iSegs, pArgs->uStartRva, pArgs->uEndRva - pArgs->uStartRva, pArgs->fProt)); -+ if (pArgs->paSegs) -+ { -+ AssertReturn(pArgs->iSegs < pArgs->cSegsAlloc, VERR_INTERNAL_ERROR_5); -+ pArgs->paSegs[pArgs->iSegs].off = pArgs->uStartRva; -+ pArgs->paSegs[pArgs->iSegs].cb = pArgs->uEndRva - pArgs->uStartRva; -+ pArgs->paSegs[pArgs->iSegs].fProt = pArgs->fProt; -+ pArgs->paSegs[pArgs->iSegs].fUnused = 0; -+ } -+ pArgs->iSegs++; -+ pArgs->uStartRva = pArgs->uEndRva; -+ } -+ pArgs->fProt |= fProt; -+ -+ uint32_t const cbCommon = PAGE_SIZE - (uRvaSeg & PAGE_OFFSET_MASK); -+ if (cbCommon >= cbMapped) -+ { -+ fProt |= pArgs->fProt; -+ pArgs->uEndRva = uRvaSeg + cbMapped; -+ return VINF_SUCCESS; /* New segment was smaller than a page. */ -+ } -+ cbMapped -= cbCommon; -+ uRvaSeg += cbCommon; -+ Assert(uRvaSeg - pArgs->uStartRva == PAGE_SIZE); -+ } -+ -+ /* The current segment should end where the new one starts, no gaps. */ -+ pArgs->uEndRva = uRvaSeg; -+ -+ /* Emit the current segment */ -+ Log2(("supLoadModuleCompileSegmentsCB: SUP Seg #%u: %#x LB %#x prot %#x\n", -+ pArgs->iSegs, pArgs->uStartRva, pArgs->uEndRva - pArgs->uStartRva, pArgs->fProt)); -+ if (pArgs->paSegs) -+ { -+ AssertReturn(pArgs->iSegs < pArgs->cSegsAlloc, VERR_INTERNAL_ERROR_5); -+ pArgs->paSegs[pArgs->iSegs].off = pArgs->uStartRva; -+ pArgs->paSegs[pArgs->iSegs].cb = pArgs->uEndRva - pArgs->uStartRva; -+ pArgs->paSegs[pArgs->iSegs].fProt = pArgs->fProt; -+ pArgs->paSegs[pArgs->iSegs].fUnused = 0; -+ } -+ pArgs->iSegs++; -+ } -+ /* else: current segment is empty */ -+ -+ /* Start the new segment. */ -+ Assert(!(uRvaSeg & PAGE_OFFSET_MASK)); -+ pArgs->fProt = fProt; -+ pArgs->uStartRva = uRvaSeg; -+ pArgs->uEndRva = uRvaSeg + cbMapped; -+ return VINF_SUCCESS; -+} -+ -+ -+/** -+ * Worker for supLoadModule(). -+ */ -+static int supLoadModuleInner(RTLDRMOD hLdrMod, PSUPLDRLOAD pLoadReq, uint32_t cbImageWithEverything, -+ RTR0PTR uImageBase, size_t cbImage, const char *pszModule, const char *pszFilename, -+ bool fNativeLoader, bool fIsVMMR0, const char *pszSrvReqHandler, -+ uint32_t offSymTab, uint32_t cSymbols, -+ uint32_t offStrTab, size_t cbStrTab, -+ uint32_t offSegTab, uint32_t cSegments, -+ PRTERRINFO pErrInfo) -+{ -+ /* -+ * Get the image bits. -+ */ -+ SUPLDRRESIMPARGS Args = { pszModule, pErrInfo }; -+ int rc = RTLdrGetBits(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase, supLoadModuleResolveImport, &Args); -+ if (RT_FAILURE(rc)) -+ { -+ LogRel(("SUP: RTLdrGetBits failed for %s (%s). rc=%Rrc\n", pszModule, pszFilename, rc)); -+ if (!RTErrInfoIsSet(pErrInfo)) -+ RTErrInfoSetF(pErrInfo, rc, "RTLdrGetBits failed"); -+ return rc; -+ } -+ -+ /* -+ * Get the entry points. -+ */ -+ RTUINTPTR VMMR0EntryFast = 0; -+ RTUINTPTR VMMR0EntryEx = 0; -+ RTUINTPTR SrvReqHandler = 0; -+ RTUINTPTR ModuleInit = 0; -+ RTUINTPTR ModuleTerm = 0; -+ const char *pszEp = NULL; -+ if (fIsVMMR0) -+ { -+ rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase, -+ UINT32_MAX, pszEp = "VMMR0EntryFast", &VMMR0EntryFast); -+ if (RT_SUCCESS(rc)) -+ rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase, -+ UINT32_MAX, pszEp = "VMMR0EntryEx", &VMMR0EntryEx); -+ } -+ else if (pszSrvReqHandler) -+ rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase, -+ UINT32_MAX, pszEp = pszSrvReqHandler, &SrvReqHandler); -+ if (RT_SUCCESS(rc)) -+ { -+ int rc2 = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase, -+ UINT32_MAX, pszEp = "ModuleInit", &ModuleInit); -+ if (RT_FAILURE(rc2)) -+ ModuleInit = 0; -+ -+ rc2 = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], uImageBase, -+ UINT32_MAX, pszEp = "ModuleTerm", &ModuleTerm); -+ if (RT_FAILURE(rc2)) -+ ModuleTerm = 0; -+ } -+ if (RT_FAILURE(rc)) -+ { -+ LogRel(("SUP: Failed to get entry point '%s' for %s (%s) rc=%Rrc\n", pszEp, pszModule, pszFilename, rc)); -+ return RTErrInfoSetF(pErrInfo, rc, "Failed to resolve entry point '%s'", pszEp); -+ } -+ -+ /* -+ * Create the symbol and string tables. -+ */ -+ SUPLDRCREATETABSARGS CreateArgs; -+ CreateArgs.cbImage = cbImage; -+ CreateArgs.pSym = (PSUPLDRSYM)&pLoadReq->u.In.abImage[offSymTab]; -+ CreateArgs.pszBase = (char *)&pLoadReq->u.In.abImage[offStrTab]; -+ CreateArgs.psz = CreateArgs.pszBase; -+ rc = RTLdrEnumSymbols(hLdrMod, 0, NULL, 0, supLoadModuleCreateTabsCB, &CreateArgs); -+ if (RT_FAILURE(rc)) -+ { -+ LogRel(("SUP: RTLdrEnumSymbols failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc)); -+ return RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSymbols #2 failed"); -+ } -+ AssertRelease((size_t)(CreateArgs.psz - CreateArgs.pszBase) <= cbStrTab); -+ AssertRelease((size_t)(CreateArgs.pSym - (PSUPLDRSYM)&pLoadReq->u.In.abImage[offSymTab]) <= cSymbols); -+ -+ /* -+ * Create the segment table. -+ */ -+ SUPLDRCOMPSEGTABARGS SegArgs; -+ SegArgs.uStartRva = 0; -+ SegArgs.uEndRva = 0; -+ SegArgs.fProt = RTMEM_PROT_READ; -+ SegArgs.iSegs = 0; -+ SegArgs.cSegsAlloc = cSegments; -+ SegArgs.paSegs = (PSUPLDRSEG)&pLoadReq->u.In.abImage[offSegTab]; -+ SegArgs.pErrInfo = pErrInfo; -+ rc = RTLdrEnumSegments(hLdrMod, supLoadModuleCompileSegmentsCB, &SegArgs); -+ if (RT_FAILURE(rc)) -+ { -+ LogRel(("SUP: RTLdrEnumSegments failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc)); -+ return RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSegments #2 failed"); -+ } -+ SegArgs.uEndRva = (uint32_t)cbImage; -+ AssertReturn(SegArgs.uEndRva == cbImage, VERR_OUT_OF_RANGE); -+ if (SegArgs.uEndRva > SegArgs.uStartRva) -+ { -+ SegArgs.paSegs[SegArgs.iSegs].off = SegArgs.uStartRva; -+ SegArgs.paSegs[SegArgs.iSegs].cb = SegArgs.uEndRva - SegArgs.uStartRva; -+ SegArgs.paSegs[SegArgs.iSegs].fProt = SegArgs.fProt; -+ SegArgs.paSegs[SegArgs.iSegs].fUnused = 0; -+ SegArgs.iSegs++; -+ } -+ for (uint32_t i = 0; i < SegArgs.iSegs; i++) -+ LogRel(("SUP: seg #%u: %c%c%c %#010RX32 LB %#010RX32\n", i, /** @todo LogRel2 */ -+ SegArgs.paSegs[i].fProt & SUPLDR_PROT_READ ? 'R' : ' ', -+ SegArgs.paSegs[i].fProt & SUPLDR_PROT_WRITE ? 'W' : ' ', -+ SegArgs.paSegs[i].fProt & SUPLDR_PROT_EXEC ? 'X' : ' ', -+ SegArgs.paSegs[i].off, SegArgs.paSegs[i].cb)); -+ AssertRelease(SegArgs.iSegs == cSegments); -+ AssertRelease(SegArgs.cSegsAlloc == cSegments); -+ -+ /* -+ * Upload the image. -+ */ -+ pLoadReq->Hdr.u32Cookie = g_u32Cookie; -+ pLoadReq->Hdr.u32SessionCookie = g_u32SessionCookie; -+ pLoadReq->Hdr.cbIn = SUP_IOCTL_LDR_LOAD_SIZE_IN(cbImageWithEverything); -+ pLoadReq->Hdr.cbOut = SUP_IOCTL_LDR_LOAD_SIZE_OUT; -+ pLoadReq->Hdr.fFlags = SUPREQHDR_FLAGS_MAGIC | SUPREQHDR_FLAGS_EXTRA_IN; -+ pLoadReq->Hdr.rc = VERR_INTERNAL_ERROR; -+ -+ pLoadReq->u.In.pfnModuleInit = (RTR0PTR)ModuleInit; -+ pLoadReq->u.In.pfnModuleTerm = (RTR0PTR)ModuleTerm; -+ if (fIsVMMR0) -+ { -+ pLoadReq->u.In.eEPType = SUPLDRLOADEP_VMMR0; -+ pLoadReq->u.In.EP.VMMR0.pvVMMR0 = uImageBase; -+ pLoadReq->u.In.EP.VMMR0.pvVMMR0EntryFast= (RTR0PTR)VMMR0EntryFast; -+ pLoadReq->u.In.EP.VMMR0.pvVMMR0EntryEx = (RTR0PTR)VMMR0EntryEx; -+ } -+ else if (pszSrvReqHandler) -+ { -+ pLoadReq->u.In.eEPType = SUPLDRLOADEP_SERVICE; -+ pLoadReq->u.In.EP.Service.pfnServiceReq = (RTR0PTR)SrvReqHandler; -+ pLoadReq->u.In.EP.Service.apvReserved[0] = NIL_RTR0PTR; -+ pLoadReq->u.In.EP.Service.apvReserved[1] = NIL_RTR0PTR; -+ pLoadReq->u.In.EP.Service.apvReserved[2] = NIL_RTR0PTR; -+ } -+ else -+ pLoadReq->u.In.eEPType = SUPLDRLOADEP_NOTHING; -+ pLoadReq->u.In.offStrTab = offStrTab; -+ pLoadReq->u.In.cbStrTab = (uint32_t)cbStrTab; -+ AssertRelease(pLoadReq->u.In.cbStrTab == cbStrTab); -+ pLoadReq->u.In.cbImageBits = (uint32_t)cbImage; -+ pLoadReq->u.In.offSymbols = offSymTab; -+ pLoadReq->u.In.cSymbols = cSymbols; -+ pLoadReq->u.In.offSegments = offSegTab; -+ pLoadReq->u.In.cSegments = cSegments; -+ pLoadReq->u.In.cbImageWithEverything = cbImageWithEverything; -+ pLoadReq->u.In.pvImageBase = uImageBase; -+ if (!g_uSupFakeMode) -+ { -+ rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_LDR_LOAD, pLoadReq, SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithEverything)); -+ if (RT_SUCCESS(rc)) -+ rc = pLoadReq->Hdr.rc; -+ else -+ LogRel(("SUP: SUP_IOCTL_LDR_LOAD ioctl for %s (%s) failed rc=%Rrc\n", pszModule, pszFilename, rc)); -+ } -+ else -+ rc = VINF_SUCCESS; -+ if ( RT_SUCCESS(rc) -+ || rc == VERR_ALREADY_LOADED /* A competing process. */ -+ ) -+ { -+ LogRel(("SUP: Loaded %s (%s) at %#RKv - ModuleInit at %RKv and ModuleTerm at %RKv%s\n", -+ pszModule, pszFilename, uImageBase, (RTR0PTR)ModuleInit, (RTR0PTR)ModuleTerm, -+ fNativeLoader ? " using the native ring-0 loader" : "")); -+ if (fIsVMMR0) -+ { -+ g_pvVMMR0 = uImageBase; -+ LogRel(("SUP: VMMR0EntryEx located at %RKv and VMMR0EntryFast at %RKv\n", (RTR0PTR)VMMR0EntryEx, (RTR0PTR)VMMR0EntryFast)); -+ } -+#ifdef RT_OS_WINDOWS -+ LogRel(("SUP: windbg> .reload /f %s=%#RKv\n", pszFilename, uImageBase)); -+#endif -+ return VINF_SUCCESS; -+ } -+ -+ /* -+ * Failed, bail out. -+ */ -+ LogRel(("SUP: Loading failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc)); -+ if ( pLoadReq->u.Out.uErrorMagic == SUPLDRLOAD_ERROR_MAGIC -+ && pLoadReq->u.Out.szError[0] != '\0') -+ { -+ LogRel(("SUP: %s\n", pLoadReq->u.Out.szError)); -+ return RTErrInfoSet(pErrInfo, rc, pLoadReq->u.Out.szError); -+ } -+ return RTErrInfoSet(pErrInfo, rc, "SUP_IOCTL_LDR_LOAD failed"); -+} -+ -+ - /** - * Worker for SUPR3LoadModule(). - * -@@ -356,6 +722,7 @@ static int supLoadModule(const char *psz - AssertPtrReturn(pszFilename, VERR_INVALID_PARAMETER); - AssertPtrReturn(pszModule, VERR_INVALID_PARAMETER); - AssertPtrReturn(ppvImageBase, VERR_INVALID_PARAMETER); -+ /** @todo abspath it right into SUPLDROPEN */ - AssertReturn(strlen(pszModule) < RT_SIZEOFMEMB(SUPLDROPEN, u.In.szName), VERR_FILENAME_TOO_LONG); - char szAbsFilename[RT_SIZEOFMEMB(SUPLDROPEN, u.In.szFilename)]; - rc = RTPathAbs(pszFilename, szAbsFilename, sizeof(szAbsFilename)); -@@ -371,8 +738,8 @@ static int supLoadModule(const char *psz - * Open image file and figure its size. - */ - RTLDRMOD hLdrMod; -- rc = RTLdrOpen(pszFilename, 0, RTLDRARCH_HOST, &hLdrMod); -- if (!RT_SUCCESS(rc)) -+ rc = RTLdrOpenEx(pszFilename, 0 /*fFlags*/, RTLDRARCH_HOST, &hLdrMod, pErrInfo); -+ if (RT_FAILURE(rc)) - { - LogRel(("SUP: RTLdrOpen failed for %s (%s) %Rrc\n", pszModule, pszFilename, rc)); - return rc; -@@ -385,230 +752,109 @@ static int supLoadModule(const char *psz - rc = RTLdrEnumSymbols(hLdrMod, 0, NULL, 0, supLoadModuleCalcSizeCB, &CalcArgs); - if (RT_SUCCESS(rc)) - { -- const uint32_t offSymTab = RT_ALIGN_32(CalcArgs.cbImage, 8); -- const uint32_t offStrTab = offSymTab + CalcArgs.cSymbols * sizeof(SUPLDRSYM); -- const uint32_t cbImageWithTabs = RT_ALIGN_32(offStrTab + CalcArgs.cbStrings, 8); -- - /* -- * Open the R0 image. -+ * Figure out the number of segments needed first. - */ -- SUPLDROPEN OpenReq; -- OpenReq.Hdr.u32Cookie = g_u32Cookie; -- OpenReq.Hdr.u32SessionCookie = g_u32SessionCookie; -- OpenReq.Hdr.cbIn = SUP_IOCTL_LDR_OPEN_SIZE_IN; -- OpenReq.Hdr.cbOut = SUP_IOCTL_LDR_OPEN_SIZE_OUT; -- OpenReq.Hdr.fFlags = SUPREQHDR_FLAGS_DEFAULT; -- OpenReq.Hdr.rc = VERR_INTERNAL_ERROR; -- OpenReq.u.In.cbImageWithTabs = cbImageWithTabs; -- OpenReq.u.In.cbImageBits = (uint32_t)CalcArgs.cbImage; -- strcpy(OpenReq.u.In.szName, pszModule); -- strcpy(OpenReq.u.In.szFilename, pszFilename); -- if (!g_uSupFakeMode) -- { -- rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_LDR_OPEN, &OpenReq, SUP_IOCTL_LDR_OPEN_SIZE); -- if (RT_SUCCESS(rc)) -- rc = OpenReq.Hdr.rc; -- } -- else -- { -- OpenReq.u.Out.fNeedsLoading = true; -- OpenReq.u.Out.pvImageBase = 0xef423420; -- } -- *ppvImageBase = (void *)OpenReq.u.Out.pvImageBase; -- if ( RT_SUCCESS(rc) -- && OpenReq.u.Out.fNeedsLoading) -+ SUPLDRCOMPSEGTABARGS SegArgs; -+ SegArgs.uStartRva = 0; -+ SegArgs.uEndRva = 0; -+ SegArgs.fProt = RTMEM_PROT_READ; -+ SegArgs.iSegs = 0; -+ SegArgs.cSegsAlloc = 0; -+ SegArgs.paSegs = NULL; -+ SegArgs.pErrInfo = pErrInfo; -+ rc = RTLdrEnumSegments(hLdrMod, supLoadModuleCompileSegmentsCB, &SegArgs); -+ if (RT_SUCCESS(rc)) - { -+ Assert(SegArgs.uEndRva <= RTLdrSize(hLdrMod)); -+ SegArgs.uEndRva = (uint32_t)CalcArgs.cbImage; /* overflow is checked later */ -+ if (SegArgs.uEndRva > SegArgs.uStartRva) -+ { -+ Log2(("supLoadModule: SUP Seg #%u: %#x LB %#x prot %#x\n", -+ SegArgs.iSegs, SegArgs.uStartRva, SegArgs.uEndRva - SegArgs.uStartRva, SegArgs.fProt)); -+ SegArgs.iSegs++; -+ } -+ -+ const uint32_t offSymTab = RT_ALIGN_32(CalcArgs.cbImage, 8); -+ const uint32_t offStrTab = offSymTab + CalcArgs.cSymbols * sizeof(SUPLDRSYM); -+ const uint32_t offSegTab = RT_ALIGN_32(offStrTab + CalcArgs.cbStrings, 8); -+ const uint32_t cbImageWithEverything = RT_ALIGN_32(offSegTab + sizeof(SUPLDRSEG) * SegArgs.iSegs, 8); -+ - /* -- * We need to load it. -- * Allocate memory for the image bits. -+ * Open the R0 image. - */ -- PSUPLDRLOAD pLoadReq = (PSUPLDRLOAD)RTMemTmpAlloc(SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithTabs)); -- if (pLoadReq) -+ SUPLDROPEN OpenReq; -+ OpenReq.Hdr.u32Cookie = g_u32Cookie; -+ OpenReq.Hdr.u32SessionCookie = g_u32SessionCookie; -+ OpenReq.Hdr.cbIn = SUP_IOCTL_LDR_OPEN_SIZE_IN; -+ OpenReq.Hdr.cbOut = SUP_IOCTL_LDR_OPEN_SIZE_OUT; -+ OpenReq.Hdr.fFlags = SUPREQHDR_FLAGS_DEFAULT; -+ OpenReq.Hdr.rc = VERR_INTERNAL_ERROR; -+ OpenReq.u.In.cbImageWithEverything = cbImageWithEverything; -+ OpenReq.u.In.cbImageBits = (uint32_t)CalcArgs.cbImage; -+ strcpy(OpenReq.u.In.szName, pszModule); -+ strcpy(OpenReq.u.In.szFilename, pszFilename); -+ if (!g_uSupFakeMode) -+ { -+ rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_LDR_OPEN, &OpenReq, SUP_IOCTL_LDR_OPEN_SIZE); -+ if (RT_SUCCESS(rc)) -+ rc = OpenReq.Hdr.rc; -+ } -+ else -+ { -+ OpenReq.u.Out.fNeedsLoading = true; -+ OpenReq.u.Out.pvImageBase = 0xef423420; -+ } -+ *ppvImageBase = (void *)OpenReq.u.Out.pvImageBase; -+ if ( RT_SUCCESS(rc) -+ && OpenReq.u.Out.fNeedsLoading) - { - /* -- * Get the image bits. -+ * We need to load it. -+ * -+ * Allocate the request and pass it to an inner work function -+ * that populates it and sends it off to the driver. - */ -- -- SUPLDRRESIMPARGS Args = { pszModule, pErrInfo }; -- rc = RTLdrGetBits(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase, -- supLoadModuleResolveImport, &Args); -- -- if (RT_SUCCESS(rc)) -+ const uint32_t cbLoadReq = SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithEverything); -+ PSUPLDRLOAD pLoadReq = (PSUPLDRLOAD)RTMemTmpAlloc(cbLoadReq); -+ if (pLoadReq) - { -- /* -- * Get the entry points. -- */ -- RTUINTPTR VMMR0EntryFast = 0; -- RTUINTPTR VMMR0EntryEx = 0; -- RTUINTPTR SrvReqHandler = 0; -- RTUINTPTR ModuleInit = 0; -- RTUINTPTR ModuleTerm = 0; -- const char *pszEp = NULL; -- if (fIsVMMR0) -- { -- rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase, -- UINT32_MAX, pszEp = "VMMR0EntryFast", &VMMR0EntryFast); -- if (RT_SUCCESS(rc)) -- rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase, -- UINT32_MAX, pszEp = "VMMR0EntryEx", &VMMR0EntryEx); -- } -- else if (pszSrvReqHandler) -- rc = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase, -- UINT32_MAX, pszEp = pszSrvReqHandler, &SrvReqHandler); -- if (RT_SUCCESS(rc)) -- { -- int rc2 = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase, -- UINT32_MAX, pszEp = "ModuleInit", &ModuleInit); -- if (RT_FAILURE(rc2)) -- ModuleInit = 0; -- -- rc2 = RTLdrGetSymbolEx(hLdrMod, &pLoadReq->u.In.abImage[0], (uintptr_t)OpenReq.u.Out.pvImageBase, -- UINT32_MAX, pszEp = "ModuleTerm", &ModuleTerm); -- if (RT_FAILURE(rc2)) -- ModuleTerm = 0; -- } -- if (RT_SUCCESS(rc)) -- { -- /* -- * Create the symbol and string tables. -- */ -- SUPLDRCREATETABSARGS CreateArgs; -- CreateArgs.cbImage = CalcArgs.cbImage; -- CreateArgs.pSym = (PSUPLDRSYM)&pLoadReq->u.In.abImage[offSymTab]; -- CreateArgs.pszBase = (char *)&pLoadReq->u.In.abImage[offStrTab]; -- CreateArgs.psz = CreateArgs.pszBase; -- rc = RTLdrEnumSymbols(hLdrMod, 0, NULL, 0, supLoadModuleCreateTabsCB, &CreateArgs); -- if (RT_SUCCESS(rc)) -- { -- AssertRelease((size_t)(CreateArgs.psz - CreateArgs.pszBase) <= CalcArgs.cbStrings); -- AssertRelease((size_t)(CreateArgs.pSym - (PSUPLDRSYM)&pLoadReq->u.In.abImage[offSymTab]) <= CalcArgs.cSymbols); -- -- /* -- * Upload the image. -- */ -- pLoadReq->Hdr.u32Cookie = g_u32Cookie; -- pLoadReq->Hdr.u32SessionCookie = g_u32SessionCookie; -- pLoadReq->Hdr.cbIn = SUP_IOCTL_LDR_LOAD_SIZE_IN(cbImageWithTabs); -- pLoadReq->Hdr.cbOut = SUP_IOCTL_LDR_LOAD_SIZE_OUT; -- pLoadReq->Hdr.fFlags = SUPREQHDR_FLAGS_MAGIC | SUPREQHDR_FLAGS_EXTRA_IN; -- pLoadReq->Hdr.rc = VERR_INTERNAL_ERROR; -- -- pLoadReq->u.In.pfnModuleInit = (RTR0PTR)ModuleInit; -- pLoadReq->u.In.pfnModuleTerm = (RTR0PTR)ModuleTerm; -- if (fIsVMMR0) -- { -- pLoadReq->u.In.eEPType = SUPLDRLOADEP_VMMR0; -- pLoadReq->u.In.EP.VMMR0.pvVMMR0 = OpenReq.u.Out.pvImageBase; -- pLoadReq->u.In.EP.VMMR0.pvVMMR0EntryFast= (RTR0PTR)VMMR0EntryFast; -- pLoadReq->u.In.EP.VMMR0.pvVMMR0EntryEx = (RTR0PTR)VMMR0EntryEx; -- } -- else if (pszSrvReqHandler) -- { -- pLoadReq->u.In.eEPType = SUPLDRLOADEP_SERVICE; -- pLoadReq->u.In.EP.Service.pfnServiceReq = (RTR0PTR)SrvReqHandler; -- pLoadReq->u.In.EP.Service.apvReserved[0] = NIL_RTR0PTR; -- pLoadReq->u.In.EP.Service.apvReserved[1] = NIL_RTR0PTR; -- pLoadReq->u.In.EP.Service.apvReserved[2] = NIL_RTR0PTR; -- } -- else -- pLoadReq->u.In.eEPType = SUPLDRLOADEP_NOTHING; -- pLoadReq->u.In.offStrTab = offStrTab; -- pLoadReq->u.In.cbStrTab = (uint32_t)CalcArgs.cbStrings; -- AssertRelease(pLoadReq->u.In.cbStrTab == CalcArgs.cbStrings); -- pLoadReq->u.In.cbImageBits = (uint32_t)CalcArgs.cbImage; -- pLoadReq->u.In.offSymbols = offSymTab; -- pLoadReq->u.In.cSymbols = CalcArgs.cSymbols; -- pLoadReq->u.In.cbImageWithTabs = cbImageWithTabs; -- pLoadReq->u.In.pvImageBase = OpenReq.u.Out.pvImageBase; -- if (!g_uSupFakeMode) -- { -- rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_LDR_LOAD, pLoadReq, SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithTabs)); -- if (RT_SUCCESS(rc)) -- rc = pLoadReq->Hdr.rc; -- else -- LogRel(("SUP: SUP_IOCTL_LDR_LOAD ioctl for %s (%s) failed rc=%Rrc\n", pszModule, pszFilename, rc)); -- } -- else -- rc = VINF_SUCCESS; -- if ( RT_SUCCESS(rc) -- || rc == VERR_ALREADY_LOADED /* A competing process. */ -- ) -- { -- LogRel(("SUP: Loaded %s (%s) at %#RKv - ModuleInit at %RKv and ModuleTerm at %RKv%s\n", -- pszModule, pszFilename, OpenReq.u.Out.pvImageBase, (RTR0PTR)ModuleInit, (RTR0PTR)ModuleTerm, -- OpenReq.u.Out.fNativeLoader ? " using the native ring-0 loader" : "")); -- if (fIsVMMR0) -- { -- g_pvVMMR0 = OpenReq.u.Out.pvImageBase; -- LogRel(("SUP: VMMR0EntryEx located at %RKv and VMMR0EntryFast at %RKv\n", (RTR0PTR)VMMR0EntryEx, (RTR0PTR)VMMR0EntryFast)); -- } --#ifdef RT_OS_WINDOWS -- LogRel(("SUP: windbg> .reload /f %s=%#RKv\n", pszFilename, OpenReq.u.Out.pvImageBase)); --#endif -- -- RTMemTmpFree(pLoadReq); -- RTLdrClose(hLdrMod); -- return VINF_SUCCESS; -- } -- -- /* -- * Failed, bail out. -- */ -- LogRel(("SUP: Loading failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc)); -- if ( pLoadReq->u.Out.uErrorMagic == SUPLDRLOAD_ERROR_MAGIC -- && pLoadReq->u.Out.szError[0] != '\0') -- { -- LogRel(("SUP: %s\n", pLoadReq->u.Out.szError)); -- RTErrInfoSet(pErrInfo, rc, pLoadReq->u.Out.szError); -- } -- else -- RTErrInfoSet(pErrInfo, rc, "SUP_IOCTL_LDR_LOAD failed"); -- } -- else -- { -- LogRel(("SUP: RTLdrEnumSymbols failed for %s (%s) rc=%Rrc\n", pszModule, pszFilename, rc)); -- RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSymbols #2 failed"); -- } -- } -- else -- { -- LogRel(("SUP: Failed to get entry point '%s' for %s (%s) rc=%Rrc\n", pszEp, pszModule, pszFilename, rc)); -- RTErrInfoSetF(pErrInfo, rc, "Failed to resolve entry point '%s'", pszEp); -- } -+ rc = supLoadModuleInner(hLdrMod, pLoadReq, cbImageWithEverything, OpenReq.u.Out.pvImageBase, CalcArgs.cbImage, -+ pszModule, pszFilename, OpenReq.u.Out.fNativeLoader, fIsVMMR0, pszSrvReqHandler, -+ offSymTab, CalcArgs.cSymbols, -+ offStrTab, CalcArgs.cbStrings, -+ offSegTab, SegArgs.iSegs, -+ pErrInfo); -+ RTMemTmpFree(pLoadReq); - } - else - { -- LogRel(("SUP: RTLdrGetBits failed for %s (%s). rc=%Rrc\n", pszModule, pszFilename, rc)); -- if (!RTErrInfoIsSet(pErrInfo)) -- RTErrInfoSetF(pErrInfo, rc, "RTLdrGetBits failed"); -+ AssertMsgFailed(("failed to allocated %u bytes for SUPLDRLOAD_IN structure!\n", SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithEverything))); -+ rc = RTErrInfoSetF(pErrInfo, VERR_NO_TMP_MEMORY, "Failed to allocate %u bytes for the load request", -+ SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithEverything)); - } -- RTMemTmpFree(pLoadReq); - } -- else -+ /* -+ * Already loaded? -+ */ -+ else if (RT_SUCCESS(rc)) - { -- AssertMsgFailed(("failed to allocated %u bytes for SUPLDRLOAD_IN structure!\n", SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithTabs))); -- rc = VERR_NO_TMP_MEMORY; -- RTErrInfoSetF(pErrInfo, rc, "Failed to allocate %u bytes for the load request", SUP_IOCTL_LDR_LOAD_SIZE(cbImageWithTabs)); -- } -- } -- /* -- * Already loaded? -- */ -- else if (RT_SUCCESS(rc)) -- { -- if (fIsVMMR0) -- g_pvVMMR0 = OpenReq.u.Out.pvImageBase; -- LogRel(("SUP: Opened %s (%s) at %#RKv%s.\n", pszModule, pszFilename, OpenReq.u.Out.pvImageBase, -- OpenReq.u.Out.fNativeLoader ? " loaded by the native ring-0 loader" : "")); -+ if (fIsVMMR0) -+ g_pvVMMR0 = OpenReq.u.Out.pvImageBase; -+ LogRel(("SUP: Opened %s (%s) at %#RKv%s.\n", pszModule, pszFilename, OpenReq.u.Out.pvImageBase, -+ OpenReq.u.Out.fNativeLoader ? " loaded by the native ring-0 loader" : "")); - #ifdef RT_OS_WINDOWS -- LogRel(("SUP: windbg> .reload /f %s=%#RKv\n", pszFilename, OpenReq.u.Out.pvImageBase)); -+ LogRel(("SUP: windbg> .reload /f %s=%#RKv\n", pszFilename, OpenReq.u.Out.pvImageBase)); - #endif -+ } -+ /* -+ * No, failed. -+ */ -+ else -+ RTErrInfoSet(pErrInfo, rc, "SUP_IOCTL_LDR_OPEN failed"); - } -- /* -- * No, failed. -- */ -- else -- RTErrInfoSet(pErrInfo, rc, "SUP_IOCTL_LDR_OPEN failed"); -+ else if (!RTErrInfoIsSet(pErrInfo) && pErrInfo) -+ RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSegments #1 failed"); - } - else - RTErrInfoSetF(pErrInfo, rc, "RTLdrEnumSymbols #1 failed"); -@@ -682,10 +928,10 @@ SUPR3DECL(int) SUPR3GetSymbolR0(void *pv - } - - --SUPR3DECL(int) SUPR3LoadVMM(const char *pszFilename) -+SUPR3DECL(int) SUPR3LoadVMM(const char *pszFilename, PRTERRINFO pErrInfo) - { - void *pvImageBase; -- return SUPR3LoadModule(pszFilename, "VMMR0.r0", &pvImageBase, NULL /*pErrInfo*/); -+ return SUPR3LoadModule(pszFilename, "VMMR0.r0", &pvImageBase, pErrInfo); - } - - ---- a/src/VBox/HostDrivers/Support/testcase/tstInt.cpp -+++ b/src/VBox/HostDrivers/Support/testcase/tstInt.cpp -@@ -76,7 +76,8 @@ int main(int argc, char **argv) - /* - * Load VMM code. - */ -- rc = SUPR3LoadVMM(szAbsFile); -+ RTERRINFOSTATIC ErrInfo; -+ rc = SUPR3LoadVMM(szAbsFile, RTErrInfoInitStatic(&ErrInfo)); - if (RT_SUCCESS(rc)) - { - /* -@@ -208,7 +209,7 @@ int main(int argc, char **argv) - } - else - { -- RTPrintf("tstInt: SUPR3LoadVMM failed with rc=%Rrc\n", rc); -+ RTPrintf("tstInt: SUPR3LoadVMM failed with rc=%Rrc%#RTeim\n", rc, &ErrInfo.Core); - rcRet++; - } - ---- a/src/VBox/Devices/Makefile.kmk -+++ b/src/VBox/Devices/Makefile.kmk -@@ -52,7 +52,7 @@ if !defined(VBOX_ONLY_EXTPACKS) - if1of ($(KBUILD_TARGET_ARCH), $(VBOX_SUPPORTED_HOST_ARCHS)) - LIBRARIES += ServicesR0 - DLLS += VBoxDDU VBoxDD VBoxDD2 -- SYSMODS += VBoxDDR0 -+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxDDR0 - ifdef VBOX_WITH_RAW_MODE - SYSMODS += VBoxDDRC - endif -@@ -1370,7 +1370,7 @@ if defined(VBOX_WITH_EXTPACK) && defined - USB/DevXHCI.cpp - $(call VBOX_SET_VER_INFO_DLL,VBoxEhciR3,PUEL Extension Pack - EHCI Device) - -- SYSMODS += VBoxEhciR0 -+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxEhciR0 - VBoxEhciR0_TEMPLATE = VBoxR0ExtPackPuel - VBoxEhciR0_SOURCES = \ - USB/DevEHCI.cpp \ -@@ -1406,7 +1406,7 @@ if defined(VBOX_WITH_EXTPACK) && defined - VBoxPciRawDrv_SOURCES = Bus/DrvPciRaw.cpp - $(call VBOX_SET_VER_INFO_DLL,VBoxPciRawDrv,PUEL Extension Pack - PCI Passthrough Driver) - -- SYSMODS += VBoxPciRawR0 -+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxPciRawR0 - VBoxPciRawR0_TEMPLATE = VBoxR0ExtPackPuel - VBoxPciRawR0_SOURCES = Bus/DevPciRaw.cpp - $(call VBOX_SET_VER_INFO_R0,VBoxPciRawR0,PUEL Extension Pack - PCI Passthrough Driver$(COMMA) ring-0) -@@ -1424,7 +1424,7 @@ if defined(VBOX_WITH_EXTPACK) && defined - Storage/DevNVMe.cpp - $(call VBOX_SET_VER_INFO_DLL,VBoxNvmeR3,PUEL Extension Pack - NVMe Device) - -- SYSMODS += VBoxNvmeR0 -+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxNvmeR0 - VBoxNvmeR0_TEMPLATE = VBoxR0ExtPackPuel - VBoxNvmeR0_SOURCES = \ - Storage/DevNVMe.cpp ---- a/src/VBox/ExtPacks/VBoxDTrace/Makefile.kmk -+++ b/src/VBox/ExtPacks/VBoxDTrace/Makefile.kmk -@@ -242,7 +242,7 @@ if defined(VBOX_WITH_EXTPACK_VBOXDTRACE) - # The ring-0 part of VBoxDTrace. - # - ifneq ($(KBUILD_TARGET),solaris) # disabled on solaris - neiter needed nor currently able to build it here. -- SYSMODS += VBoxDTraceR0 -+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxDTraceR0 - endif - VBoxDTraceR0_TEMPLATE = VBoxR0ExtPackDTrace - VBoxDTraceR0_DEFS = IN_VBOXDTRACE_R0 IN_RT_R0 ---- a/src/VBox/ExtPacks/BusMouseSample/Makefile.kmk -+++ b/src/VBox/ExtPacks/BusMouseSample/Makefile.kmk -@@ -83,7 +83,7 @@ DLLS += VBoxBusMouseR3 - VBoxBusMouseR3_TEMPLATE = VBoxR3ExtPackBusMouse - VBoxBusMouseR3_SOURCES = DevBusMouse.cpp - --SYSMODS += VBoxBusMouseR0 -+$(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VBoxBusMouseR0 - VBoxBusMouseR0_TEMPLATE = VBoxR0ExtPackBusMouse - VBoxBusMouseR0_SOURCES = DevBusMouse.cpp - ---- a/src/VBox/Runtime/testcase/Makefile.kmk -+++ b/src/VBox/Runtime/testcase/Makefile.kmk -@@ -210,13 +210,13 @@ if1of ($(KBUILD_TARGET_ARCH), amd64 x86) - tstRTR0ThreadDriver - endif - if1of ($(KBUILD_TARGET_ARCH), $(VBOX_SUPPORTED_HOST_ARCHS)) -- SYSMODS += \ -+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += \ - tstLdrObjR0 - ifdef VBOX_WITH_RAW_MODE - SYSMODS += tstLdrObj - endif - endif -- SYSMODS += \ -+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += \ - tstRTR0MemUserKernel \ - tstRTR0SemMutex \ - tstRTR0Timer \ -@@ -224,7 +224,7 @@ if1of ($(KBUILD_TARGET_ARCH), amd64 x86) - tstRTR0Thread - if1of ($(KBUILD_TARGET), solaris darwin) - PROGRAMS += tstRTR0DbgKrnlInfoDriver -- SYSMODS += tstRTR0DbgKrnlInfo -+ $(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += tstRTR0DbgKrnlInfo - endif # VBOX_SUPPORTED_HOST_ARCHS only - - endif ---- a/src/VBox/VMM/Makefile.kmk -+++ b/src/VBox/VMM/Makefile.kmk -@@ -435,7 +435,7 @@ ifndef VBOX_ONLY_EXTPACKS - # - # VMMR0.r0 - # --SYSMODS += VMMR0 -+$(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += VMMR0 - VMMR0_TEMPLATE = VBoxR0 - VMMR0_SYSSUFF = .r0 - ---- a/src/VBox/ValidationKit/utils/misc/Makefile.kmk -+++ b/src/VBox/ValidationKit/utils/misc/Makefile.kmk -@@ -31,7 +31,7 @@ PROGRAMS += LoadGenerator - LoadGenerator_TEMPLATE = VBoxValidationKitR3Host - LoadGenerator_SOURCES = loadgenerator.cpp - --SYSMODS += loadgeneratorR0 -+$(if-expr defined(VBOX_WITH_VBOXR0_AS_DLL),DLLS,SYSMODS) += loadgeneratorR0 - loadgeneratorR0_TEMPLATE = VBoxValidationKitR0 - loadgeneratorR0_SOURCES = loadgeneratorR0.cpp - ---- a/src/VBox/HostDrivers/Support/SUPLib.cpp -+++ b/src/VBox/HostDrivers/Support/SUPLib.cpp -@@ -275,9 +275,9 @@ SUPR3DECL(int) SUPR3InitEx(bool fUnrestr - CookieReq.Hdr.rc = VERR_INTERNAL_ERROR; - strcpy(CookieReq.u.In.szMagic, SUPCOOKIE_MAGIC); - CookieReq.u.In.u32ReqVersion = SUPDRV_IOC_VERSION; -- const uint32_t uMinVersion = (SUPDRV_IOC_VERSION & 0xffff0000) == 0x002d0000 -+ const uint32_t uMinVersion = /*(SUPDRV_IOC_VERSION & 0xffff0000) == 0x002d0000 - ? 0x002d0001 -- : SUPDRV_IOC_VERSION & 0xffff0000; -+ :*/ SUPDRV_IOC_VERSION & 0xffff0000; - CookieReq.u.In.u32MinVersion = uMinVersion; - rc = suplibOsIOCtl(&g_supLibData, SUP_IOCTL_COOKIE, &CookieReq, SUP_IOCTL_COOKIE_SIZE); - if ( RT_SUCCESS(rc) ---- a/src/VBox/HostDrivers/Support/SUPDrvIOC.h -+++ b/src/VBox/HostDrivers/Support/SUPDrvIOC.h -@@ -220,9 +220,10 @@ typedef SUPREQHDR *PSUPREQHDR; - * -# When increment the major number, execute all pending work. - * - * @todo Pending work on next major version change: -- * - Move SUP_IOCTL_FAST_DO_NOP and SUP_VMMR0_DO_NEM_RUN after NEM. -+ * - Nothing. -+ * @note 0x002f0000 is used by 6.0. The next version number must be 0x00300000. - */ --#define SUPDRV_IOC_VERSION 0x002d0001 -+#define SUPDRV_IOC_VERSION 0x002e0000 - - /** SUP_IOCTL_COOKIE. */ - typedef struct SUPCOOKIE -@@ -314,8 +315,8 @@ typedef struct SUPLDROPEN - { - struct - { -- /** Size of the image we'll be loading (including tables). */ -- uint32_t cbImageWithTabs; -+ /** Size of the image we'll be loading (including all tables). */ -+ uint32_t cbImageWithEverything; - /** The size of the image bits. (Less or equal to cbImageWithTabs.) */ - uint32_t cbImageBits; - /** Image name. -@@ -390,6 +391,29 @@ typedef SUPLDRSYM *PSUPLDRSYM; - /** Pointer to a const symbol table entry. */ - typedef SUPLDRSYM const *PCSUPLDRSYM; - -+#define SUPLDR_PROT_READ 1 /**< Grant read access (RTMEM_PROT_READ). */ -+#define SUPLDR_PROT_WRITE 2 /**< Grant write access (RTMEM_PROT_WRITE). */ -+#define SUPLDR_PROT_EXEC 4 /**< Grant execute access (RTMEM_PROT_EXEC). */ -+ -+/** -+ * A segment table entry - chiefly for conveying memory protection. -+ */ -+typedef struct SUPLDRSEG -+{ -+ /** The RVA of the segment. */ -+ uint32_t off; -+ /** The size of the segment. */ -+ uint32_t cb : 28; -+ /** The segment protection (SUPLDR_PROT_XXX). */ -+ uint32_t fProt : 3; -+ /** MBZ. */ -+ uint32_t fUnused; -+} SUPLDRSEG; -+/** Pointer to a segment table entry. */ -+typedef SUPLDRSEG *PSUPLDRSEG; -+/** Pointer to a const segment table entry. */ -+typedef SUPLDRSEG const *PCSUPLDRSEG; -+ - /** - * SUPLDRLOAD::u::In::EP type. - */ -@@ -443,7 +467,7 @@ typedef struct SUPLDRLOAD - /** The size of the image bits (starting at offset 0 and - * approaching offSymbols). */ - uint32_t cbImageBits; -- /** The offset of the symbol table. */ -+ /** The offset of the symbol table (SUPLDRSYM array). */ - uint32_t offSymbols; - /** The number of entries in the symbol table. */ - uint32_t cSymbols; -@@ -451,8 +475,12 @@ typedef struct SUPLDRLOAD - uint32_t offStrTab; - /** Size of the string table. */ - uint32_t cbStrTab; -+ /** Offset to the segment table (SUPLDRSEG array). */ -+ uint32_t offSegments; -+ /** Number of segments. */ -+ uint32_t cSegments; - /** Size of image data in achImage. */ -- uint32_t cbImageWithTabs; -+ uint32_t cbImageWithEverything; - /** The image data. */ - uint8_t abImage[1]; - } In; ---- a/src/VBox/HostDrivers/Support/SUPDrvInternal.h -+++ b/src/VBox/HostDrivers/Support/SUPDrvInternal.h -@@ -145,6 +145,12 @@ - # define SUPDRV_USE_MUTEX_FOR_GIP - #endif - -+#if defined(RT_OS_LINUX) /** @todo make everyone do this */ -+/** Use the RTR0MemObj API rather than the RTMemExecAlloc for the images. -+ * This is a good idea in general, but a necessity for @bugref{9801}. */ -+# define SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE -+#endif -+ - - /** - * OS debug print macro. -@@ -326,15 +332,20 @@ typedef struct SUPDRVLDRIMAGE - struct SUPDRVLDRIMAGE * volatile pNext; - /** Pointer to the image. */ - void *pvImage; -+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE -+ /** The memory object for the module allocation. */ -+ RTR0MEMOBJ hMemObjImage; -+#else - /** Pointer to the allocated image buffer. - * pvImage is 32-byte aligned or it may governed by the native loader (this - * member is NULL then). */ - void *pvImageAlloc; -+#endif - /** Magic value (SUPDRVLDRIMAGE_MAGIC). */ - uint32_t uMagic; - /** Size of the image including the tables. This is mainly for verification - * of the load request. */ -- uint32_t cbImageWithTabs; -+ uint32_t cbImageWithEverything; - /** Size of the image. */ - uint32_t cbImageBits; - /** The number of entries in the symbol table. */ -@@ -345,6 +356,10 @@ typedef struct SUPDRVLDRIMAGE - char *pachStrTab; - /** Size of the string table. */ - uint32_t cbStrTab; -+ /** Number of segments. */ -+ uint32_t cSegments; -+ /** Segments (for memory protection). */ -+ PSUPLDRSEG paSegments; - /** Pointer to the optional module initialization callback. */ - PFNR0MODULEINIT pfnModuleInit; - /** Pointer to the optional module termination callback. */ ---- a/src/VBox/HostDrivers/Support/SUPDrv.cpp -+++ b/src/VBox/HostDrivers/Support/SUPDrv.cpp -@@ -1734,11 +1734,10 @@ static int supdrvIOCtlInnerUnrestricted( - /* validate */ - PSUPLDROPEN pReq = (PSUPLDROPEN)pReqHdr; - REQ_CHECK_SIZES(SUP_IOCTL_LDR_OPEN); -- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageWithTabs > 0); -- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageWithTabs < 16*_1M); -+ REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageWithEverything > 0); -+ REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageWithEverything < 16*_1M); - REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageBits > 0); -- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageBits > 0); -- REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageBits < pReq->u.In.cbImageWithTabs); -+ REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.cbImageBits < pReq->u.In.cbImageWithEverything); - REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, pReq->u.In.szName[0]); - REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, RTStrEnd(pReq->u.In.szName, sizeof(pReq->u.In.szName))); - REQ_CHECK_EXPR(SUP_IOCTL_LDR_OPEN, supdrvIsLdrModuleNameValid(pReq->u.In.szName)); -@@ -1754,19 +1753,29 @@ static int supdrvIOCtlInnerUnrestricted( - /* validate */ - PSUPLDRLOAD pReq = (PSUPLDRLOAD)pReqHdr; - REQ_CHECK_EXPR(Name, pReq->Hdr.cbIn >= SUP_IOCTL_LDR_LOAD_SIZE_IN(32)); -- REQ_CHECK_SIZES_EX(SUP_IOCTL_LDR_LOAD, SUP_IOCTL_LDR_LOAD_SIZE_IN(pReq->u.In.cbImageWithTabs), SUP_IOCTL_LDR_LOAD_SIZE_OUT); -- REQ_CHECK_EXPR(SUP_IOCTL_LDR_LOAD, pReq->u.In.cSymbols <= 16384); -+ REQ_CHECK_SIZES_EX(SUP_IOCTL_LDR_LOAD, SUP_IOCTL_LDR_LOAD_SIZE_IN(pReq->u.In.cbImageWithEverything), SUP_IOCTL_LDR_LOAD_SIZE_OUT); - REQ_CHECK_EXPR_FMT( !pReq->u.In.cSymbols -- || ( pReq->u.In.offSymbols < pReq->u.In.cbImageWithTabs -- && pReq->u.In.offSymbols + pReq->u.In.cSymbols * sizeof(SUPLDRSYM) <= pReq->u.In.cbImageWithTabs), -- ("SUP_IOCTL_LDR_LOAD: offSymbols=%#lx cSymbols=%#lx cbImageWithTabs=%#lx\n", (long)pReq->u.In.offSymbols, -- (long)pReq->u.In.cSymbols, (long)pReq->u.In.cbImageWithTabs)); -+ || ( pReq->u.In.cSymbols <= 16384 -+ && pReq->u.In.offSymbols >= pReq->u.In.cbImageBits -+ && pReq->u.In.offSymbols < pReq->u.In.cbImageWithEverything -+ && pReq->u.In.offSymbols + pReq->u.In.cSymbols * sizeof(SUPLDRSYM) <= pReq->u.In.cbImageWithEverything), -+ ("SUP_IOCTL_LDR_LOAD: offSymbols=%#lx cSymbols=%#lx cbImageWithEverything=%#lx\n", (long)pReq->u.In.offSymbols, -+ (long)pReq->u.In.cSymbols, (long)pReq->u.In.cbImageWithEverything)); - REQ_CHECK_EXPR_FMT( !pReq->u.In.cbStrTab -- || ( pReq->u.In.offStrTab < pReq->u.In.cbImageWithTabs -- && pReq->u.In.offStrTab + pReq->u.In.cbStrTab <= pReq->u.In.cbImageWithTabs -- && pReq->u.In.cbStrTab <= pReq->u.In.cbImageWithTabs), -- ("SUP_IOCTL_LDR_LOAD: offStrTab=%#lx cbStrTab=%#lx cbImageWithTabs=%#lx\n", (long)pReq->u.In.offStrTab, -- (long)pReq->u.In.cbStrTab, (long)pReq->u.In.cbImageWithTabs)); -+ || ( pReq->u.In.offStrTab < pReq->u.In.cbImageWithEverything -+ && pReq->u.In.offStrTab >= pReq->u.In.cbImageBits -+ && pReq->u.In.offStrTab + pReq->u.In.cbStrTab <= pReq->u.In.cbImageWithEverything -+ && pReq->u.In.cbStrTab <= pReq->u.In.cbImageWithEverything), -+ ("SUP_IOCTL_LDR_LOAD: offStrTab=%#lx cbStrTab=%#lx cbImageWithEverything=%#lx\n", (long)pReq->u.In.offStrTab, -+ (long)pReq->u.In.cbStrTab, (long)pReq->u.In.cbImageWithEverything)); -+ REQ_CHECK_EXPR_FMT( pReq->u.In.cSegments >= 1 -+ && pReq->u.In.cSegments <= 128 -+ && pReq->u.In.cSegments <= pReq->u.In.cbImageBits / PAGE_SIZE -+ && pReq->u.In.offSegments >= pReq->u.In.cbImageBits -+ && pReq->u.In.offSegments < pReq->u.In.cbImageWithEverything -+ && pReq->u.In.offSegments + pReq->u.In.cSegments * sizeof(SUPLDRSEG) <= pReq->u.In.cbImageWithEverything, -+ ("SUP_IOCTL_LDR_LOAD: offSegments=%#lx cSegments=%#lx cbImageWithEverything=%#lx\n", (long)pReq->u.In.offSegments, -+ (long)pReq->u.In.cSegments, (long)pReq->u.In.cbImageWithEverything)); - - if (pReq->u.In.cSymbols) - { -@@ -1774,15 +1783,37 @@ static int supdrvIOCtlInnerUnrestricted( - PSUPLDRSYM paSyms = (PSUPLDRSYM)&pReq->u.In.abImage[pReq->u.In.offSymbols]; - for (i = 0; i < pReq->u.In.cSymbols; i++) - { -- REQ_CHECK_EXPR_FMT(paSyms[i].offSymbol < pReq->u.In.cbImageWithTabs, -- ("SUP_IOCTL_LDR_LOAD: sym #%ld: symb off %#lx (max=%#lx)\n", (long)i, (long)paSyms[i].offSymbol, (long)pReq->u.In.cbImageWithTabs)); -+ REQ_CHECK_EXPR_FMT(paSyms[i].offSymbol < pReq->u.In.cbImageWithEverything, -+ ("SUP_IOCTL_LDR_LOAD: sym #%ld: symb off %#lx (max=%#lx)\n", (long)i, (long)paSyms[i].offSymbol, (long)pReq->u.In.cbImageWithEverything)); - REQ_CHECK_EXPR_FMT(paSyms[i].offName < pReq->u.In.cbStrTab, -- ("SUP_IOCTL_LDR_LOAD: sym #%ld: name off %#lx (max=%#lx)\n", (long)i, (long)paSyms[i].offName, (long)pReq->u.In.cbImageWithTabs)); -+ ("SUP_IOCTL_LDR_LOAD: sym #%ld: name off %#lx (max=%#lx)\n", (long)i, (long)paSyms[i].offName, (long)pReq->u.In.cbImageWithEverything)); - REQ_CHECK_EXPR_FMT(RTStrEnd((char const *)&pReq->u.In.abImage[pReq->u.In.offStrTab + paSyms[i].offName], - pReq->u.In.cbStrTab - paSyms[i].offName), -- ("SUP_IOCTL_LDR_LOAD: sym #%ld: unterminated name! (%#lx / %#lx)\n", (long)i, (long)paSyms[i].offName, (long)pReq->u.In.cbImageWithTabs)); -+ ("SUP_IOCTL_LDR_LOAD: sym #%ld: unterminated name! (%#lx / %#lx)\n", (long)i, (long)paSyms[i].offName, (long)pReq->u.In.cbImageWithEverything)); - } - } -+ { -+ uint32_t i; -+ uint32_t offPrevEnd = 0; -+ PSUPLDRSEG paSegs = (PSUPLDRSEG)&pReq->u.In.abImage[pReq->u.In.offSegments]; -+ for (i = 0; i < pReq->u.In.cSegments; i++) -+ { -+ REQ_CHECK_EXPR_FMT(paSegs[i].off < pReq->u.In.cbImageBits && !(paSegs[i].off & PAGE_OFFSET_MASK), -+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx (max=%#lx)\n", (long)i, (long)paSegs[i].off, (long)pReq->u.In.cbImageBits)); -+ REQ_CHECK_EXPR_FMT(paSegs[i].cb <= pReq->u.In.cbImageBits, -+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: cb %#lx (max=%#lx)\n", (long)i, (long)paSegs[i].cb, (long)pReq->u.In.cbImageBits)); -+ REQ_CHECK_EXPR_FMT(paSegs[i].off + paSegs[i].cb <= pReq->u.In.cbImageBits, -+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx + cb %#lx = %#lx (max=%#lx)\n", (long)i, (long)paSegs[i].off, (long)paSegs[i].cb, (long)(paSegs[i].off + paSegs[i].cb), (long)pReq->u.In.cbImageBits)); -+ REQ_CHECK_EXPR_FMT(paSegs[i].fProt != 0, -+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx + cb %#lx\n", (long)i, (long)paSegs[i].off, (long)paSegs[i].cb)); -+ REQ_CHECK_EXPR_FMT(paSegs[i].fUnused == 0, ("SUP_IOCTL_LDR_LOAD: seg #%ld: fUnused=1\n", (long)i)); -+ REQ_CHECK_EXPR_FMT(offPrevEnd == paSegs[i].off, -+ ("SUP_IOCTL_LDR_LOAD: seg #%ld: off %#lx offPrevEnd %#lx\n", (long)i, (long)paSegs[i].off, (long)offPrevEnd)); -+ offPrevEnd = paSegs[i].off + paSegs[i].cb; -+ } -+ REQ_CHECK_EXPR_FMT(offPrevEnd == pReq->u.In.cbImageBits, -+ ("SUP_IOCTL_LDR_LOAD: offPrevEnd %#lx cbImageBits %#lx\n", (long)i, (long)offPrevEnd, (long)pReq->u.In.cbImageBits)); -+ } - - /* execute */ - pReq->Hdr.rc = supdrvIOCtl_LdrLoad(pDevExt, pSession, pReq); -@@ -5021,7 +5052,7 @@ static int supdrvIOCtl_LdrOpen(PSUPDRVDE - size_t cchName = strlen(pReq->u.In.szName); /* (caller checked < 32). */ - SUPDRV_CHECK_SMAP_SETUP(); - SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING); -- LogFlow(("supdrvIOCtl_LdrOpen: szName=%s cbImageWithTabs=%d\n", pReq->u.In.szName, pReq->u.In.cbImageWithTabs)); -+ LogFlow(("supdrvIOCtl_LdrOpen: szName=%s cbImageWithEverything=%d\n", pReq->u.In.szName, pReq->u.In.cbImageWithEverything)); - - /* - * Check if we got an instance of the image already. -@@ -5035,7 +5066,8 @@ static int supdrvIOCtl_LdrOpen(PSUPDRVDE - { - if (RT_LIKELY(pImage->cUsage < UINT32_MAX / 2U)) - { -- /** @todo check cbImageBits and cbImageWithTabs here, if they differs that indicates that the images are different. */ -+ /** @todo check cbImageBits and cbImageWithEverything here, if they differs -+ * that indicates that the images are different. */ - pImage->cUsage++; - pReq->u.Out.pvImageBase = pImage->pvImage; - pReq->u.Out.fNeedsLoading = pImage->uState == SUP_IOCTL_LDR_OPEN; -@@ -5078,13 +5110,19 @@ static int supdrvIOCtl_LdrOpen(PSUPDRVDE - */ - pImage = (PSUPDRVLDRIMAGE)pv; - pImage->pvImage = NULL; -+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE -+ pImage->hMemObjImage = NIL_RTR0MEMOBJ; -+#else - pImage->pvImageAlloc = NULL; -- pImage->cbImageWithTabs = pReq->u.In.cbImageWithTabs; -+#endif -+ pImage->cbImageWithEverything = pReq->u.In.cbImageWithEverything; - pImage->cbImageBits = pReq->u.In.cbImageBits; - pImage->cSymbols = 0; - pImage->paSymbols = NULL; - pImage->pachStrTab = NULL; - pImage->cbStrTab = 0; -+ pImage->cSegments = 0; -+ pImage->paSegments = NULL; - pImage->pfnModuleInit = NULL; - pImage->pfnModuleTerm = NULL; - pImage->pfnServiceReqHandler = NULL; -@@ -5102,10 +5140,19 @@ static int supdrvIOCtl_LdrOpen(PSUPDRVDE - rc = supdrvOSLdrOpen(pDevExt, pImage, pReq->u.In.szFilename); - if (rc == VERR_NOT_SUPPORTED) - { -+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE -+ rc = RTR0MemObjAllocPage(&pImage->hMemObjImage, pImage->cbImageBits, true /*fExecutable*/); -+ if (RT_SUCCESS(rc)) -+ { -+ pImage->pvImage = RTR0MemObjAddress(pImage->hMemObjImage); -+ pImage->fNative = false; -+ } -+#else - pImage->pvImageAlloc = RTMemExecAlloc(pImage->cbImageBits + 31); - pImage->pvImage = RT_ALIGN_P(pImage->pvImageAlloc, 32); - pImage->fNative = false; - rc = pImage->pvImageAlloc ? VINF_SUCCESS : VERR_NO_EXEC_MEMORY; -+#endif - SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING); - } - if (RT_FAILURE(rc)) -@@ -5138,41 +5185,90 @@ static int supdrvIOCtl_LdrOpen(PSUPDRVDE - - - /** -+ * Formats a load error message. -+ * -+ * @returns @a rc -+ * @param rc Return code. -+ * @param pReq The request. -+ * @param pszFormat The error message format string. -+ * @param ... Argument to the format string. -+ */ -+int VBOXCALL supdrvLdrLoadError(int rc, PSUPLDRLOAD pReq, const char *pszFormat, ...) -+{ -+ va_list va; -+ va_start(va, pszFormat); -+ pReq->u.Out.uErrorMagic = SUPLDRLOAD_ERROR_MAGIC; -+ RTStrPrintfV(pReq->u.Out.szError, sizeof(pReq->u.Out.szError), pszFormat, va); -+ va_end(va); -+ Log(("SUP_IOCTL_LDR_LOAD: %s [rc=%Rrc]\n", pReq->u.Out.szError, rc)); -+ return rc; -+} -+ -+ -+/** - * Worker that validates a pointer to an image entrypoint. - * -+ * Calls supdrvLdrLoadError on error. -+ * - * @returns IPRT status code. - * @param pDevExt The device globals. - * @param pImage The loader image. - * @param pv The pointer into the image. - * @param fMayBeNull Whether it may be NULL. -- * @param fCheckNative Whether to check with the native loaders. -- * @param pszSymbol The entrypoint name or log name. If the symbol -+ * @param pszSymbol The entrypoint name or log name. If the symbol is - * capitalized it signifies a specific symbol, otherwise it - * for logging. - * @param pbImageBits The image bits prepared by ring-3. -+ * @param pReq The request for passing to supdrvLdrLoadError. - * -- * @remarks Will leave the lock on failure. -+ * @note Will leave the loader lock on failure! - */ - static int supdrvLdrValidatePointer(PSUPDRVDEVEXT pDevExt, PSUPDRVLDRIMAGE pImage, void *pv, bool fMayBeNull, -- bool fCheckNative, const uint8_t *pbImageBits, const char *pszSymbol) -+ const uint8_t *pbImageBits, const char *pszSymbol, PSUPLDRLOAD pReq) - { - if (!fMayBeNull || pv) - { -- if ((uintptr_t)pv - (uintptr_t)pImage->pvImage >= pImage->cbImageBits) -+ uint32_t iSeg; -+ -+ /* Must be within the image bits: */ -+ uintptr_t const uRva = (uintptr_t)pv - (uintptr_t)pImage->pvImage; -+ if (uRva >= pImage->cbImageBits) - { - supdrvLdrUnlock(pDevExt); -- Log(("Out of range (%p LB %#x): %s=%p\n", pImage->pvImage, pImage->cbImageBits, pszSymbol, pv)); -- return VERR_INVALID_PARAMETER; -+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, -+ "Invalid entry point address %p given for %s: RVA %#zx, image size %#zx", -+ pv, pszSymbol, uRva, pImage->cbImageBits); - } - -- if (pImage->fNative && fCheckNative) -+ /* Must be in an executable segment: */ -+ for (iSeg = 0; iSeg < pImage->cSegments; iSeg++) -+ if (uRva - pImage->paSegments[iSeg].off < (uintptr_t)pImage->paSegments[iSeg].cb) -+ { -+ if (pImage->paSegments[iSeg].fProt & SUPLDR_PROT_EXEC) -+ break; -+ supdrvLdrUnlock(pDevExt); -+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, -+ "Bad entry point %p given for %s: not executable (seg #%u: %#RX32 LB %#RX32 prot %#x)", -+ pv, pszSymbol, iSeg, pImage->paSegments[iSeg].off, pImage->paSegments[iSeg].cb, -+ pImage->paSegments[iSeg].fProt); -+ } -+ if (iSeg >= pImage->cSegments) - { -+ supdrvLdrUnlock(pDevExt); -+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, -+ "Bad entry point %p given for %s: no matching segment found (RVA %#zx)!", -+ pv, pszSymbol, uRva); -+ } -+ -+ if (pImage->fNative) -+ { -+ /** @todo pass pReq along to the native code. */ - int rc = supdrvOSLdrValidatePointer(pDevExt, pImage, pv, pbImageBits, pszSymbol); - if (RT_FAILURE(rc)) - { - supdrvLdrUnlock(pDevExt); -- Log(("Bad entry point address: %s=%p (rc=%Rrc)\n", pszSymbol, pv, rc)); -- return rc; -+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, -+ "Bad entry point address %p for %s: rc=%Rrc\n", pv, pszSymbol, rc); - } - } - } -@@ -5223,27 +5319,6 @@ int VBOXCALL supdrvLdrLoadError(int rc, - - - /** -- * Formats a load error message. -- * -- * @returns @a rc -- * @param rc Return code. -- * @param pReq The request. -- * @param pszFormat The error message format string. -- * @param ... Argument to the format string. -- */ --int VBOXCALL supdrvLdrLoadError(int rc, PSUPLDRLOAD pReq, const char *pszFormat, ...) --{ -- va_list va; -- va_start(va, pszFormat); -- pReq->u.Out.uErrorMagic = SUPLDRLOAD_ERROR_MAGIC; -- RTStrPrintfV(pReq->u.Out.szError, sizeof(pReq->u.Out.szError), pszFormat, va); -- va_end(va); -- Log(("SUP_IOCTL_LDR_LOAD: %s [rc=%Rrc]\n", pReq->u.Out.szError, rc)); -- return rc; --} -- -- --/** - * Loads the image bits. - * - * This is the 2nd step of the loading. -@@ -5259,7 +5334,7 @@ static int supdrvIOCtl_LdrLoad(PSUPDRVDE - PSUPDRVLDRIMAGE pImage; - int rc; - SUPDRV_CHECK_SMAP_SETUP(); -- LogFlow(("supdrvIOCtl_LdrLoad: pvImageBase=%p cbImageWithBits=%d\n", pReq->u.In.pvImageBase, pReq->u.In.cbImageWithTabs)); -+ LogFlow(("supdrvIOCtl_LdrLoad: pvImageBase=%p cbImageWithEverything=%d\n", pReq->u.In.pvImageBase, pReq->u.In.cbImageWithEverything)); - SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING); - - /* -@@ -5281,12 +5356,12 @@ static int supdrvIOCtl_LdrLoad(PSUPDRVDE - /* - * Validate input. - */ -- if ( pImage->cbImageWithTabs != pReq->u.In.cbImageWithTabs -- || pImage->cbImageBits != pReq->u.In.cbImageBits) -+ if ( pImage->cbImageWithEverything != pReq->u.In.cbImageWithEverything -+ || pImage->cbImageBits != pReq->u.In.cbImageBits) - { - supdrvLdrUnlock(pDevExt); -- return supdrvLdrLoadError(VERR_INVALID_HANDLE, pReq, "Image size mismatch found: %d(prep) != %d(load) or %d != %d", -- pImage->cbImageWithTabs, pReq->u.In.cbImageWithTabs, pImage->cbImageBits, pReq->u.In.cbImageBits); -+ return supdrvLdrLoadError(VERR_INVALID_HANDLE, pReq, "Image size mismatch found: %u(prep) != %u(load) or %u != %u", -+ pImage->cbImageWithEverything, pReq->u.In.cbImageWithEverything, pImage->cbImageBits, pReq->u.In.cbImageBits); - } - - if (pImage->uState != SUP_IOCTL_LDR_OPEN) -@@ -5306,35 +5381,56 @@ static int supdrvIOCtl_LdrLoad(PSUPDRVDE - return supdrvLdrLoadError(VERR_PERMISSION_DENIED, pReq, "Loader is locked down"); - } - -+ /* -+ * Copy the segments before we start using supdrvLdrValidatePointer for entrypoint validation. -+ */ -+ pImage->cSegments = pReq->u.In.cSegments; -+ { -+ size_t cbSegments = pImage->cSegments * sizeof(SUPLDRSEG); -+ pImage->paSegments = (PSUPLDRSEG)RTMemDup(&pReq->u.In.abImage[pReq->u.In.offSegments], cbSegments); -+ if (pImage->paSegments) /* Align the last segment size to avoid upsetting RTR0MemObjProtect. */ /** @todo relax RTR0MemObjProtect */ -+ pImage->paSegments[pImage->cSegments - 1].cb = RT_ALIGN_32(pImage->paSegments[pImage->cSegments - 1].cb, PAGE_SIZE); -+ else -+ { -+ supdrvLdrUnlock(pDevExt); -+ return supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for segment table: %#x", cbSegments); -+ } -+ SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING); -+ } -+ -+ /* -+ * Validate entrypoints. -+ */ - switch (pReq->u.In.eEPType) - { - case SUPLDRLOADEP_NOTHING: - break; - - case SUPLDRLOADEP_VMMR0: -- rc = supdrvLdrValidatePointer( pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0, false, false, pReq->u.In.abImage, "pvVMMR0"); -- if (RT_SUCCESS(rc)) -- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryFast, false, true, pReq->u.In.abImage, "VMMR0EntryFast"); -- if (RT_SUCCESS(rc)) -- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryEx, false, true, pReq->u.In.abImage, "VMMR0EntryEx"); -+ if (pReq->u.In.EP.VMMR0.pvVMMR0 != pImage->pvImage) -+ { -+ supdrvLdrUnlock(pDevExt); -+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, "Invalid pvVMMR0 pointer: %p, expected %p", pReq->u.In.EP.VMMR0.pvVMMR0, pImage->pvImage); -+ } -+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryFast, false, pReq->u.In.abImage, "VMMR0EntryFast", pReq); -+ if (RT_FAILURE(rc)) -+ return rc; -+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.VMMR0.pvVMMR0EntryEx, false, pReq->u.In.abImage, "VMMR0EntryEx", pReq); - if (RT_FAILURE(rc)) -- return supdrvLdrLoadError(rc, pReq, "Invalid VMMR0 pointer"); -+ return rc; - break; - - case SUPLDRLOADEP_SERVICE: -- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.Service.pfnServiceReq, false, true, pReq->u.In.abImage, "pfnServiceReq"); -+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.EP.Service.pfnServiceReq, false, pReq->u.In.abImage, "pfnServiceReq", pReq); - if (RT_FAILURE(rc)) -- return supdrvLdrLoadError(rc, pReq, "Invalid pfnServiceReq pointer: %p", pReq->u.In.EP.Service.pfnServiceReq); -+ return rc; - if ( pReq->u.In.EP.Service.apvReserved[0] != NIL_RTR0PTR - || pReq->u.In.EP.Service.apvReserved[1] != NIL_RTR0PTR - || pReq->u.In.EP.Service.apvReserved[2] != NIL_RTR0PTR) - { - supdrvLdrUnlock(pDevExt); -- return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, -- "Out of range (%p LB %#x): apvReserved={%p,%p,%p} MBZ!", -- pImage->pvImage, pReq->u.In.cbImageWithTabs, -- pReq->u.In.EP.Service.apvReserved[0], -- pReq->u.In.EP.Service.apvReserved[1], -+ return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, "apvReserved={%p,%p,%p} MBZ!", -+ pReq->u.In.EP.Service.apvReserved[0], pReq->u.In.EP.Service.apvReserved[1], - pReq->u.In.EP.Service.apvReserved[2]); - } - break; -@@ -5344,12 +5440,12 @@ static int supdrvIOCtl_LdrLoad(PSUPDRVDE - return supdrvLdrLoadError(VERR_INVALID_PARAMETER, pReq, "Invalid eEPType=%d", pReq->u.In.eEPType); - } - -- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.pfnModuleInit, true, true, pReq->u.In.abImage, "ModuleInit"); -+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.pfnModuleInit, true, pReq->u.In.abImage, "ModuleInit", pReq); - if (RT_FAILURE(rc)) -- return supdrvLdrLoadError(rc, pReq, "Invalid pfnModuleInit pointer: %p", pReq->u.In.pfnModuleInit); -- rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.pfnModuleTerm, true, true, pReq->u.In.abImage, "ModuleTerm"); -+ return rc; -+ rc = supdrvLdrValidatePointer(pDevExt, pImage, pReq->u.In.pfnModuleTerm, true, pReq->u.In.abImage, "ModuleTerm", pReq); - if (RT_FAILURE(rc)) -- return supdrvLdrLoadError(rc, pReq, "Invalid pfnModuleTerm pointer: %p", pReq->u.In.pfnModuleTerm); -+ return rc; - SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING); - - /* -@@ -5361,10 +5457,8 @@ static int supdrvIOCtl_LdrLoad(PSUPDRVDE - pImage->cbStrTab = pReq->u.In.cbStrTab; - if (pImage->cbStrTab) - { -- pImage->pachStrTab = (char *)RTMemAlloc(pImage->cbStrTab); -- if (pImage->pachStrTab) -- memcpy(pImage->pachStrTab, &pReq->u.In.abImage[pReq->u.In.offStrTab], pImage->cbStrTab); -- else -+ pImage->pachStrTab = (char *)RTMemDup(&pReq->u.In.abImage[pReq->u.In.offStrTab], pImage->cbStrTab); -+ if (!pImage->pachStrTab) - rc = supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for string table: %#x", pImage->cbStrTab); - SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING); - } -@@ -5373,17 +5467,15 @@ static int supdrvIOCtl_LdrLoad(PSUPDRVDE - if (RT_SUCCESS(rc) && pImage->cSymbols) - { - size_t cbSymbols = pImage->cSymbols * sizeof(SUPLDRSYM); -- pImage->paSymbols = (PSUPLDRSYM)RTMemAlloc(cbSymbols); -- if (pImage->paSymbols) -- memcpy(pImage->paSymbols, &pReq->u.In.abImage[pReq->u.In.offSymbols], cbSymbols); -- else -+ pImage->paSymbols = (PSUPLDRSYM)RTMemDup(&pReq->u.In.abImage[pReq->u.In.offSymbols], cbSymbols); -+ if (!pImage->paSymbols) - rc = supdrvLdrLoadError(VERR_NO_MEMORY, pReq, "Out of memory for symbol table: %#x", cbSymbols); - SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING); - } - } - - /* -- * Copy the bits / complete native loading. -+ * Copy the bits and apply permissions / complete native loading. - */ - if (RT_SUCCESS(rc)) - { -@@ -5395,7 +5487,26 @@ static int supdrvIOCtl_LdrLoad(PSUPDRVDE - rc = supdrvOSLdrLoad(pDevExt, pImage, pReq->u.In.abImage, pReq); - else - { -+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE -+ uint32_t i; - memcpy(pImage->pvImage, &pReq->u.In.abImage[0], pImage->cbImageBits); -+ -+ for (i = 0; i < pImage->cSegments; i++) -+ { -+ rc = RTR0MemObjProtect(pImage->hMemObjImage, pImage->paSegments[i].off, pImage->paSegments[i].cb, -+ pImage->paSegments[i].fProt); -+ if (RT_SUCCESS(rc)) -+ continue; -+ if (rc == VERR_NOT_SUPPORTED) -+ rc = VINF_SUCCESS; -+ else -+ rc = supdrvLdrLoadError(rc, pReq, "RTR0MemObjProtect failed on seg#%u %#RX32 LB %#RX32 fProt=%#x", -+ i, pImage->paSegments[i].off, pImage->paSegments[i].cb, pImage->paSegments[i].fProt); -+ break; -+ } -+#else -+ memcpy(pImage->pvImage, &pReq->u.In.abImage[0], pImage->cbImageBits); -+#endif - Log(("vboxdrv: Loaded '%s' at %p\n", pImage->szName, pImage->pvImage)); - } - SUPDRV_CHECK_SMAP_CHECK(pDevExt, RT_NOTHING); -@@ -5990,12 +6101,20 @@ static void supdrvLdrFree(PSUPDRVDEVEXT - pImage->pDevExt = NULL; - pImage->pNext = NULL; - pImage->uState = SUP_IOCTL_LDR_FREE; -+#ifdef SUPDRV_USE_MEMOBJ_FOR_LDR_IMAGE -+ RTR0MemObjFree(pImage->hMemObjImage, true /*fMappings*/); -+ pImage->hMemObjImage = NIL_RTR0MEMOBJ; -+#else - RTMemExecFree(pImage->pvImageAlloc, pImage->cbImageBits + 31); - pImage->pvImageAlloc = NULL; -+#endif -+ pImage->pvImage = NULL; - RTMemFree(pImage->pachStrTab); - pImage->pachStrTab = NULL; - RTMemFree(pImage->paSymbols); - pImage->paSymbols = NULL; -+ RTMemFree(pImage->paSegments); -+ pImage->paSegments = NULL; - RTMemFree(pImage); - } - ---- a/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h -+++ b/src/VBox/Runtime/r0drv/linux/the-linux-kernel.h -@@ -176,6 +176,11 @@ - # include <asm/set_memory.h> - #endif - -+/* for __flush_tlb_all() */ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28) && (defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86)) -+# include <asm/tlbflush.h> -+#endif -+ - #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 7, 0) - # include <asm/smap.h> - #else diff --git a/meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers_6.1.12.bb b/meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers_6.1.14.bb index 6c036d403..35dc4953b 100644 --- a/meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers_6.1.12.bb +++ b/meta-openembedded/meta-oe/recipes-support/vboxguestdrivers/vboxguestdrivers_6.1.14.bb @@ -12,11 +12,10 @@ COMPATIBLE_MACHINE = "(qemux86|qemux86-64)" VBOX_NAME = "VirtualBox-${PV}" SRC_URI = "http://download.virtualbox.org/virtualbox/${PV}/${VBOX_NAME}.tar.bz2 \ - file://021-linux-5-8.patch \ file://Makefile.utils \ " -SRC_URI[md5sum] = "3c351f7fd6376e0bb3c8489505a9450c" -SRC_URI[sha256sum] = "05eff0321daa72f6d00fb121a6b4211f39964778823806fa0b7b751667dec362" +SRC_URI[md5sum] = "6e4313df24fd00b0dc0437c3746b940d" +SRC_URI[sha256sum] = "91fa05bcfce36316ca93e3927c9550ea66286fff4c5bec900b753fca278ce1a0" S ?= "${WORKDIR}/vbox_module" S_task-patch = "${WORKDIR}/${VBOX_NAME}" |