summaryrefslogtreecommitdiff
path: root/tools/bootconfig
diff options
context:
space:
mode:
Diffstat (limited to 'tools/bootconfig')
-rw-r--r--tools/bootconfig/Makefile27
-rw-r--r--tools/bootconfig/main.c35
-rwxr-xr-xtools/bootconfig/test-bootconfig.sh14
3 files changed, 58 insertions, 18 deletions
diff --git a/tools/bootconfig/Makefile b/tools/bootconfig/Makefile
index a6146ac64458..da5975775337 100644
--- a/tools/bootconfig/Makefile
+++ b/tools/bootconfig/Makefile
@@ -1,23 +1,30 @@
# SPDX-License-Identifier: GPL-2.0
# Makefile for bootconfig command
+include ../scripts/Makefile.include
bindir ?= /usr/bin
-HEADER = include/linux/bootconfig.h
-CFLAGS = -Wall -g -I./include
+ifeq ($(srctree),)
+srctree := $(patsubst %/,%,$(dir $(CURDIR)))
+srctree := $(patsubst %/,%,$(dir $(srctree)))
+endif
-PROGS = bootconfig
+LIBSRC = $(srctree)/lib/bootconfig.c $(srctree)/include/linux/bootconfig.h
+CFLAGS = -Wall -g -I$(CURDIR)/include
-all: $(PROGS)
+ALL_TARGETS := bootconfig
+ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS))
-bootconfig: ../../lib/bootconfig.c main.c $(HEADER)
+all: $(ALL_PROGRAMS)
+
+$(OUTPUT)bootconfig: main.c $(LIBSRC)
$(CC) $(filter %.c,$^) $(CFLAGS) -o $@
-install: $(PROGS)
- install bootconfig $(DESTDIR)$(bindir)
+test: $(ALL_PROGRAMS) test-bootconfig.sh
+ ./test-bootconfig.sh $(OUTPUT)
-test: bootconfig
- ./test-bootconfig.sh
+install: $(ALL_PROGRAMS)
+ install $(OUTPUT)bootconfig $(DESTDIR)$(bindir)
clean:
- $(RM) -f *.o bootconfig
+ $(RM) -f $(OUTPUT)*.o $(ALL_PROGRAMS)
diff --git a/tools/bootconfig/main.c b/tools/bootconfig/main.c
index a9b97814d1a9..16b9a420e6fd 100644
--- a/tools/bootconfig/main.c
+++ b/tools/bootconfig/main.c
@@ -130,6 +130,7 @@ int load_xbc_from_initrd(int fd, char **buf)
int ret;
u32 size = 0, csum = 0, rcsum;
char magic[BOOTCONFIG_MAGIC_LEN];
+ const char *msg;
ret = fstat(fd, &stat);
if (ret < 0)
@@ -182,10 +183,12 @@ int load_xbc_from_initrd(int fd, char **buf)
return -EINVAL;
}
- ret = xbc_init(*buf);
+ ret = xbc_init(*buf, &msg, NULL);
/* Wrong data */
- if (ret < 0)
+ if (ret < 0) {
+ pr_err("parse error: %s.\n", msg);
return ret;
+ }
return size;
}
@@ -244,11 +247,34 @@ int delete_xbc(const char *path)
return ret;
}
+static void show_xbc_error(const char *data, const char *msg, int pos)
+{
+ int lin = 1, col, i;
+
+ if (pos < 0) {
+ pr_err("Error: %s.\n", msg);
+ return;
+ }
+
+ /* Note that pos starts from 0 but lin and col should start from 1. */
+ col = pos + 1;
+ for (i = 0; i < pos; i++) {
+ if (data[i] == '\n') {
+ lin++;
+ col = pos - i;
+ }
+ }
+ pr_err("Parse Error: %s at %d:%d\n", msg, lin, col);
+
+}
+
int apply_xbc(const char *path, const char *xbc_path)
{
u32 size, csum;
char *buf, *data;
int ret, fd;
+ const char *msg;
+ int pos;
ret = load_xbc_file(xbc_path, &buf);
if (ret < 0) {
@@ -267,11 +293,12 @@ int apply_xbc(const char *path, const char *xbc_path)
*(u32 *)(data + size + 4) = csum;
/* Check the data format */
- ret = xbc_init(buf);
+ ret = xbc_init(buf, &msg, &pos);
if (ret < 0) {
- pr_err("Failed to parse %s: %d\n", xbc_path, ret);
+ show_xbc_error(data, msg, pos);
free(data);
free(buf);
+
return ret;
}
printf("Apply %s to %s\n", xbc_path, path);
diff --git a/tools/bootconfig/test-bootconfig.sh b/tools/bootconfig/test-bootconfig.sh
index 1411f4c3454f..81b350ffd03f 100755
--- a/tools/bootconfig/test-bootconfig.sh
+++ b/tools/bootconfig/test-bootconfig.sh
@@ -3,9 +3,16 @@
echo "Boot config test script"
-BOOTCONF=./bootconfig
-INITRD=`mktemp initrd-XXXX`
-TEMPCONF=`mktemp temp-XXXX.bconf`
+if [ -d "$1" ]; then
+ TESTDIR=$1
+else
+ TESTDIR=.
+fi
+BOOTCONF=${TESTDIR}/bootconfig
+
+INITRD=`mktemp ${TESTDIR}/initrd-XXXX`
+TEMPCONF=`mktemp ${TESTDIR}/temp-XXXX.bconf`
+OUTFILE=`mktemp ${TESTDIR}/tempout-XXXX`
NG=0
cleanup() {
@@ -65,7 +72,6 @@ new_size=$(stat -c %s $INITRD)
xpass test $new_size -eq $initrd_size
echo "No error messge while applying"
-OUTFILE=`mktemp tempout-XXXX`
dd if=/dev/zero of=$INITRD bs=4096 count=1
printf " \0\0\0 \0\0\0" >> $INITRD
$BOOTCONF -a $TEMPCONF $INITRD > $OUTFILE 2>&1