diff options
Diffstat (limited to 'drivers/staging/usbip/userspace')
| -rw-r--r-- | drivers/staging/usbip/userspace/.gitignore | 28 | ||||
| -rw-r--r-- | drivers/staging/usbip/userspace/Makefile.am | 2 | ||||
| -rw-r--r-- | drivers/staging/usbip/userspace/README | 2 | ||||
| -rw-r--r-- | drivers/staging/usbip/userspace/configure.ac | 20 | ||||
| -rw-r--r-- | drivers/staging/usbip/userspace/src/Makefile.am | 4 | ||||
| -rw-r--r-- | drivers/staging/usbip/userspace/src/usbip_attach.c | 15 | ||||
| -rw-r--r-- | drivers/staging/usbip/userspace/src/usbipd.c | 96 |
7 files changed, 115 insertions, 52 deletions
diff --git a/drivers/staging/usbip/userspace/.gitignore b/drivers/staging/usbip/userspace/.gitignore new file mode 100644 index 000000000000..9aad9e30a8ba --- /dev/null +++ b/drivers/staging/usbip/userspace/.gitignore @@ -0,0 +1,28 @@ +Makefile +Makefile.in +aclocal.m4 +autom4te.cache/ +config.guess +config.h +config.h.in +config.log +config.status +config.sub +configure +depcomp +install-sh +libsrc/Makefile +libsrc/Makefile.in +libtool +ltmain.sh +missing +src/Makefile +src/Makefile.in +stamp-h1 +libsrc/libusbip.la +libsrc/libusbip_la-names.lo +libsrc/libusbip_la-usbip_common.lo +libsrc/libusbip_la-usbip_host_driver.lo +libsrc/libusbip_la-vhci_driver.lo +src/usbip +src/usbipd diff --git a/drivers/staging/usbip/userspace/Makefile.am b/drivers/staging/usbip/userspace/Makefile.am index 9ab19499fe00..66f8bf038c9f 100644 --- a/drivers/staging/usbip/userspace/Makefile.am +++ b/drivers/staging/usbip/userspace/Makefile.am @@ -3,4 +3,4 @@ includedir = @includedir@/usbip include_HEADERS := $(addprefix libsrc/, \ usbip_common.h vhci_driver.h usbip_host_driver.h) -dist_man_MANS := $(addprefix doc/, usbip.8 usbipd.8 usbip_bind_driver.8) +dist_man_MANS := $(addprefix doc/, usbip.8 usbipd.8) diff --git a/drivers/staging/usbip/userspace/README b/drivers/staging/usbip/userspace/README index 63cd10719059..233d1d7aef92 100644 --- a/drivers/staging/usbip/userspace/README +++ b/drivers/staging/usbip/userspace/README @@ -17,8 +17,6 @@ - gcc >= 4.0 - - libglib2.0-dev >= 2.6.0 - - libtool, automake >= 1.9, autoconf >= 2.5.0, pkg-config diff --git a/drivers/staging/usbip/userspace/configure.ac b/drivers/staging/usbip/userspace/configure.ac index 43e641e5ac06..2be4060f9036 100644 --- a/drivers/staging/usbip/userspace/configure.ac +++ b/drivers/staging/usbip/userspace/configure.ac @@ -91,10 +91,22 @@ AC_ARG_WITH([usbids-dir], [USBIDS_DIR=$withval], [USBIDS_DIR="/usr/share/hwdata/"]) AC_SUBST([USBIDS_DIR]) -GLIB2_REQUIRED=2.6.0 -PKG_CHECK_MODULES([PACKAGE], [glib-2.0 >= $GLIB2_REQUIRED]) -AC_SUBST([PACKAGE_CFLAGS]) -AC_SUBST([PACKAGE_LIBS]) +# use _FORTIFY_SOURCE +AC_MSG_CHECKING([whether to use fortify]) +AC_ARG_WITH([fortify], + [AS_HELP_STRING([--with-fortify], + [use _FORTIFY_SROUCE option when compiling)])], + dnl [ACTION-IF-GIVEN] + [if test "$withval" = "yes"; then + AC_MSG_RESULT([yes]) + CFLAGS="$CFLAGS -D_FORTIFY_SOURCE -O" + else + AC_MSG_RESULT([no]) + CFLAGS="$CFLAGS -U_FORTIFY_SOURCE" + fi + ], + dnl [ACTION-IF-NOT-GIVEN] + [AC_MSG_RESULT([default])]) AC_CONFIG_FILES([Makefile libsrc/Makefile src/Makefile]) AC_OUTPUT diff --git a/drivers/staging/usbip/userspace/src/Makefile.am b/drivers/staging/usbip/userspace/src/Makefile.am index c365a3fada90..a11300361392 100644 --- a/drivers/staging/usbip/userspace/src/Makefile.am +++ b/drivers/staging/usbip/userspace/src/Makefile.am @@ -1,6 +1,6 @@ AM_CPPFLAGS = -I$(top_srcdir)/libsrc -DUSBIDS_FILE='"@USBIDS_DIR@/usb.ids"' -AM_CFLAGS = @EXTRA_CFLAGS@ @PACKAGE_CFLAGS@ -LDADD = $(top_builddir)/libsrc/libusbip.la @PACKAGE_LIBS@ +AM_CFLAGS = @EXTRA_CFLAGS@ +LDADD = $(top_builddir)/libsrc/libusbip.la sbin_PROGRAMS := usbip usbipd diff --git a/drivers/staging/usbip/userspace/src/usbip_attach.c b/drivers/staging/usbip/userspace/src/usbip_attach.c index bdf61c0fe699..2da4e44e1633 100644 --- a/drivers/staging/usbip/userspace/src/usbip_attach.c +++ b/drivers/staging/usbip/userspace/src/usbip_attach.c @@ -27,6 +27,7 @@ #include <fcntl.h> #include <getopt.h> #include <unistd.h> +#include <errno.h> #include "vhci_driver.h" #include "usbip_common.h" @@ -52,8 +53,18 @@ static int record_connection(char *host, char *port, char *busid, int rhport) int ret; ret = mkdir(VHCI_STATE_PATH, 0700); - if (ret < 0) - return -1; + if (ret < 0) { + /* if VHCI_STATE_PATH exists, then it better be a directory */ + if (errno == EEXIST) { + struct stat s; + ret = stat(VHCI_STATE_PATH, &s); + if (ret < 0) + return -1; + if (!(s.st_mode & S_IFDIR)) + return -1; + } else + return -1; + } snprintf(path, PATH_MAX, VHCI_STATE_PATH"/port%d", rhport); diff --git a/drivers/staging/usbip/userspace/src/usbipd.c b/drivers/staging/usbip/userspace/src/usbipd.c index 8668a8092d4d..34760cc1d10e 100644 --- a/drivers/staging/usbip/userspace/src/usbipd.c +++ b/drivers/staging/usbip/userspace/src/usbipd.c @@ -20,6 +20,7 @@ #include "../config.h" #endif +#define _GNU_SOURCE #include <errno.h> #include <unistd.h> #include <netdb.h> @@ -35,10 +36,9 @@ #include <tcpd.h> #endif -#define _GNU_SOURCE #include <getopt.h> -#include <glib.h> #include <signal.h> +#include <poll.h> #include "usbip_host_driver.h" #include "usbip_common.h" @@ -48,7 +48,7 @@ #define PROGNAME "usbipd" #define MAXSOCKFD 20 -GMainLoop *main_loop; +#define MAIN_LOOP_TIMEOUT 10 static const char usbip_version_string[] = PACKAGE_STRING; @@ -310,30 +310,22 @@ static int do_accept(int listenfd) return connfd; } -gboolean process_request(GIOChannel *gio, GIOCondition condition, - gpointer unused_data) +int process_request(int listenfd) { - int listenfd; + pid_t childpid; int connfd; - (void) unused_data; - - if (condition & (G_IO_ERR | G_IO_HUP | G_IO_NVAL)) { - err("unknown condition"); - BUG(); - } - - if (condition & G_IO_IN) { - listenfd = g_io_channel_unix_get_fd(gio); - connfd = do_accept(listenfd); - if (connfd < 0) - return TRUE; - + connfd = do_accept(listenfd); + if (connfd < 0) + return -1; + childpid = fork(); + if (childpid == 0) { + close(listenfd); recv_pdu(connfd); - close(connfd); + exit(0); } - - return TRUE; + close(connfd); + return 0; } static void log_addrinfo(struct addrinfo *ai) @@ -418,10 +410,7 @@ static struct addrinfo *do_getaddrinfo(char *host, int ai_family) static void signal_handler(int i) { - dbg("received signal: code %d", i); - - if (main_loop) - g_main_loop_quit(main_loop); + dbg("received '%s' signal", strsignal(i)); } static void set_signal(void) @@ -433,14 +422,19 @@ static void set_signal(void) sigemptyset(&act.sa_mask); sigaction(SIGTERM, &act, NULL); sigaction(SIGINT, &act, NULL); + act.sa_handler = SIG_IGN; + sigaction(SIGCLD, &act, NULL); } -static int do_standalone_mode(gboolean daemonize) +static int do_standalone_mode(int daemonize) { struct addrinfo *ai_head; int sockfdlist[MAXSOCKFD]; int nsockfd; - int i; + int i, terminate; + struct pollfd *fds; + struct timespec timeout; + sigset_t sigmask; if (usbip_names_init(USBIDS_FILE)) err("failed to open %s", USBIDS_FILE); @@ -456,7 +450,7 @@ static int do_standalone_mode(gboolean daemonize) err("daemonizing failed: %s", strerror(errno)); return -1; } - + umask(0); usbip_use_syslog = 1; } set_signal(); @@ -472,20 +466,40 @@ static int do_standalone_mode(gboolean daemonize) err("failed to open a listening socket"); return -1; } - + fds = calloc(nsockfd, sizeof(struct pollfd)); for (i = 0; i < nsockfd; i++) { - GIOChannel *gio; - - gio = g_io_channel_unix_new(sockfdlist[i]); - g_io_add_watch(gio, (G_IO_IN | G_IO_ERR | G_IO_HUP | G_IO_NVAL), - process_request, NULL); + fds[i].fd = sockfdlist[i]; + fds[i].events = POLLIN; + } + timeout.tv_sec = MAIN_LOOP_TIMEOUT; + timeout.tv_nsec = 0; + + sigfillset(&sigmask); + sigdelset(&sigmask, SIGTERM); + sigdelset(&sigmask, SIGINT); + + terminate = 0; + while (!terminate) { + int r; + + r = ppoll(fds, nsockfd, &timeout, &sigmask); + if (r < 0) { + dbg("%s", strerror(errno)); + terminate = 1; + } else if (r) { + for (i = 0; i < nsockfd; i++) { + if (fds[i].revents & POLLIN) { + dbg("read event on fd[%d]=%d", + i, sockfdlist[i]); + process_request(sockfdlist[i]); + } + } + } else + dbg("heartbeat timeout on ppoll()"); } - - main_loop = g_main_loop_new(FALSE, FALSE); - g_main_loop_run(main_loop); info("shutting down " PROGNAME); - + free(fds); freeaddrinfo(ai_head); usbip_host_driver_close(); usbip_names_free(); @@ -509,7 +523,7 @@ int main(int argc, char *argv[]) cmd_version } cmd; - gboolean daemonize = FALSE; + int daemonize = 0; int opt, rc = -1; usbip_use_stderr = 1; @@ -527,7 +541,7 @@ int main(int argc, char *argv[]) switch (opt) { case 'D': - daemonize = TRUE; + daemonize = 1; break; case 'd': usbip_use_debug = 1; |