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# --- T2-COPYRIGHT-NOTE-BEGIN ---
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
#
# T2 SDE: package/.../embutils/mount.patch
# Copyright (C) 2004 - 2006 The T2 SDE Project
#
# More information can be found in the files COPYING and README.
#
# This patch file is dual-licensed. It is available under the license the
# patched project is licensed under, as long as it is an OpenSource license
# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
# of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
# --- T2-COPYRIGHT-NOTE-END ---
Hardened mount to not crash when the directory was not found in /etc/fstab and
improved the tokenizing to strip white spaces, since the files are often
indented in tabular form.
- Rene Rebe <rene@exactcode.de>
--- embutils-0.17/mount.c 2004-01-09 17:03:48.000000000 +0100
+++ embutils-0.17-fixed/mount.c 2005-02-09 12:34:56.222517672 +0100
@@ -142,12 +142,20 @@
* isn't really portable
*/
-/* tokenizes the string when a space appears (not thread safe) */
+/* tokenizes the string when a space appears and strip leading ones
+ (not thread safe) */
static char *spacetok(char *s) {
static char *buffer=NULL;
+ char *tmp;
+
if(s)
buffer=s;
- char *tmp=buffer;
+
+ /* skip leading spaces */
+ while(*buffer && isspace(*buffer))
+ ++buffer;
+
+ tmp=buffer;
for(;*buffer;++buffer) {
if(isspace(*buffer)) {
*buffer++=0;
@@ -463,13 +470,18 @@
if(fh) {
struct mntentry *mnt;
while((mnt=mnt_entry(fh)))
- if(!strcmp(mnt->dir,device)) {
+ if(mnt->dir && !strcmp(mnt->dir,device)) {
device=mnt->device;
dir=mnt->dir;
fs_type=mnt->fs_type;
parse_options(mnt->opts,&flags,data+data_size,DATA_BUFFER_SIZE-data_size);
break;
}
+ if (!dir) {
+ __write2(device);
+ write(2," no found in /etc/fstab\n",24);
+ return 1;
+ }
}
#ifdef CLEANUP
io_close(fh);
Added bind mount and fixed the option_parser to be able to parse options
with only one part and no , seperator ...
Rene Rebe <rene@exactcode.de>
--- embutils-0.17/mount.c 2004-01-09 17:03:48.000000000 +0100
+++ embutils-0.17-mount/mount.c 2005-06-19 15:13:34.000000000 +0200
@@ -26,6 +26,7 @@
#ifdef LINUX
#include <sys/mount.h>
#include <paths.h>
+#include <linux/fs.h> /* MS_MOVE */
#ifdef _PATH_MOUNTED
const char *const mtab=_PATH_MOUNTED;
#else
@@ -227,6 +228,9 @@
{"suid", ~MS_NOSUID, 0},
{"sync", ~0, MS_SYNCHRONOUS},
{"bind", ~0, MS_BIND},
+#ifdef LINUX
+ {"move", ~0, MS_MOVE},
+#endif
{0, 0, 0}
};
/*
@@ -240,10 +244,15 @@
size_t data_set=0;
for(;;) {
const struct mount_options *i;
- char *ptr=strchr(str,',');
- if(!ptr)
+ char *ptr;
+
+ if (!str || !*str)
break;
- *ptr=0;
+
+ ptr=strchr(str,',');
+ if(!ptr) ptr=(char*)str+strlen(str)-1;
+ else *ptr=0;
+
for(i=options; i->name; ++i)
if(!strcmp(str,i->name)) {
*flags&=i->and;
Do not segfault by default when no type was give, also none might be needed
due bind or move mounts.
- Rene Rebe <rene@exactcode.de>
--- embutils-0.17/mount.c 2005-12-18 23:49:12.000000000 +0100
+++ embutils-0.17-patched/mount.c 2005-12-19 10:02:38.000000000 +0100
@@ -414,7 +414,7 @@
int main(int argc, char **argv) {
unsigned long flags=0;
- const char *fs_type=NULL;
+ const char *fs_type="";
const char *device=NULL;
const char *dir=NULL;
enum { DATA_BUFFER_SIZE=100 };