|
|
f0f11f |
diff --git a/src/copyin.c b/src/copyin.c
|
|
|
f0f11f |
index d505407..db8ee66 100644
|
|
|
f0f11f |
--- a/src/copyin.c
|
|
|
f0f11f |
+++ b/src/copyin.c
|
|
|
f0f11f |
@@ -124,10 +124,30 @@ tape_skip_padding (int in_file_des, off_t offset)
|
|
|
f0f11f |
if (pad != 0)
|
|
|
f0f11f |
tape_toss_input (in_file_des, pad);
|
|
|
f0f11f |
}
|
|
|
f0f11f |
-
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+static char *
|
|
|
f0f11f |
+get_link_name (struct cpio_file_stat *file_hdr, int in_file_des)
|
|
|
f0f11f |
+{
|
|
|
f0f11f |
+ char *link_name;
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+ if (file_hdr->c_filesize < 0 || file_hdr->c_filesize > SIZE_MAX-1)
|
|
|
f0f11f |
+ {
|
|
|
f0f11f |
+ error (0, 0, _("%s: stored filename length is out of range"),
|
|
|
f0f11f |
+ file_hdr->c_name);
|
|
|
f0f11f |
+ link_name = NULL;
|
|
|
f0f11f |
+ }
|
|
|
f0f11f |
+ else
|
|
|
f0f11f |
+ {
|
|
|
f0f11f |
+ link_name = xmalloc (file_hdr->c_filesize + 1);
|
|
|
f0f11f |
+ tape_buffered_read (link_name, in_file_des, file_hdr->c_filesize);
|
|
|
f0f11f |
+ link_name[file_hdr->c_filesize] = '\0';
|
|
|
f0f11f |
+ tape_skip_padding (in_file_des, file_hdr->c_filesize);
|
|
|
f0f11f |
+ }
|
|
|
f0f11f |
+ return link_name;
|
|
|
f0f11f |
+}
|
|
|
f0f11f |
|
|
|
f0f11f |
static void
|
|
|
f0f11f |
-list_file(struct cpio_file_stat* file_hdr, int in_file_des)
|
|
|
f0f11f |
+list_file (struct cpio_file_stat* file_hdr, int in_file_des)
|
|
|
f0f11f |
{
|
|
|
f0f11f |
if (verbose_flag)
|
|
|
f0f11f |
{
|
|
|
f0f11f |
@@ -136,21 +156,16 @@ list_file(struct cpio_file_stat* file_hdr, int in_file_des)
|
|
|
f0f11f |
{
|
|
|
f0f11f |
if (archive_format != arf_tar && archive_format != arf_ustar)
|
|
|
f0f11f |
{
|
|
|
f0f11f |
- char *link_name = NULL; /* Name of hard and symbolic links. */
|
|
|
f0f11f |
-
|
|
|
f0f11f |
- link_name = (char *) xmalloc ((unsigned int) file_hdr->c_filesize + 1);
|
|
|
f0f11f |
- link_name[file_hdr->c_filesize] = '\0';
|
|
|
f0f11f |
- tape_buffered_read (link_name, in_file_des, file_hdr->c_filesize);
|
|
|
f0f11f |
- long_format (file_hdr, link_name);
|
|
|
f0f11f |
- free (link_name);
|
|
|
f0f11f |
- tape_skip_padding (in_file_des, file_hdr->c_filesize);
|
|
|
f0f11f |
- return;
|
|
|
f0f11f |
+ char *link_name = get_link_name (file_hdr, in_file_des);
|
|
|
f0f11f |
+ if (link_name)
|
|
|
f0f11f |
+ {
|
|
|
f0f11f |
+ long_format (file_hdr, link_name);
|
|
|
f0f11f |
+ free (link_name);
|
|
|
f0f11f |
+ }
|
|
|
f0f11f |
}
|
|
|
f0f11f |
else
|
|
|
f0f11f |
- {
|
|
|
f0f11f |
- long_format (file_hdr, file_hdr->c_tar_linkname);
|
|
|
f0f11f |
- return;
|
|
|
f0f11f |
- }
|
|
|
f0f11f |
+ long_format (file_hdr, file_hdr->c_tar_linkname);
|
|
|
f0f11f |
+ return;
|
|
|
f0f11f |
}
|
|
|
f0f11f |
else
|
|
|
f0f11f |
#endif
|
|
|
f0f11f |
@@ -650,10 +665,7 @@ copyin_link(struct cpio_file_stat *file_hdr, int in_file_des)
|
|
|
f0f11f |
|
|
|
f0f11f |
if (archive_format != arf_tar && archive_format != arf_ustar)
|
|
|
f0f11f |
{
|
|
|
f0f11f |
- link_name = (char *) xmalloc ((unsigned int) file_hdr->c_filesize + 1);
|
|
|
f0f11f |
- link_name[file_hdr->c_filesize] = '\0';
|
|
|
f0f11f |
- tape_buffered_read (link_name, in_file_des, file_hdr->c_filesize);
|
|
|
f0f11f |
- tape_skip_padding (in_file_des, file_hdr->c_filesize);
|
|
|
f0f11f |
+ link_name = get_link_name (file_hdr, in_file_des);
|
|
|
f0f11f |
}
|
|
|
f0f11f |
else
|
|
|
f0f11f |
{
|
|
|
f0f11f |
diff --git a/tests/Makefile.am b/tests/Makefile.am
|
|
|
f0f11f |
index b3e8e60..cf186da 100644
|
|
|
f0f11f |
--- a/tests/Makefile.am
|
|
|
f0f11f |
+++ b/tests/Makefile.am
|
|
|
f0f11f |
@@ -52,6 +52,8 @@ TESTSUITE_AT = \
|
|
|
f0f11f |
setstat04.at\
|
|
|
f0f11f |
setstat05.at\
|
|
|
f0f11f |
symlink.at\
|
|
|
f0f11f |
+ symlink-bad-length.at\
|
|
|
f0f11f |
+ symlink-long.at\
|
|
|
f0f11f |
version.at
|
|
|
f0f11f |
|
|
|
f0f11f |
TESTSUITE = $(srcdir)/testsuite
|
|
|
f0f11f |
diff --git a/tests/symlink-bad-length.at b/tests/symlink-bad-length.at
|
|
|
f0f11f |
new file mode 100644
|
|
|
f0f11f |
index 0000000..cbf4aa7
|
|
|
f0f11f |
--- /dev/null
|
|
|
f0f11f |
+++ b/tests/symlink-bad-length.at
|
|
|
f0f11f |
@@ -0,0 +1,49 @@
|
|
|
f0f11f |
+# Process this file with autom4te to create testsuite. -*- Autotest -*-
|
|
|
f0f11f |
+# Copyright (C) 2014 Free Software Foundation, Inc.
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# This program is free software; you can redistribute it and/or modify
|
|
|
f0f11f |
+# it under the terms of the GNU General Public License as published by
|
|
|
f0f11f |
+# the Free Software Foundation; either version 3, or (at your option)
|
|
|
f0f11f |
+# any later version.
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# This program is distributed in the hope that it will be useful,
|
|
|
f0f11f |
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
f0f11f |
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
f0f11f |
+# GNU General Public License for more details.
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# You should have received a copy of the GNU General Public License
|
|
|
f0f11f |
+# along with this program; if not, write to the Free Software
|
|
|
f0f11f |
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
|
f0f11f |
+# 02110-1301 USA.
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# Cpio v2.11 did segfault with badly set symlink length.
|
|
|
f0f11f |
+# References:
|
|
|
f0f11f |
+# http://lists.gnu.org/archive/html/bug-cpio/2014-11/msg00007.html
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+AT_SETUP([symlink-bad-length])
|
|
|
f0f11f |
+AT_KEYWORDS([symlink-long copyout])
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+AT_DATA([ARCHIVE.base64],
|
|
|
f0f11f |
+[x3EjAIBAtIEtJy8nAQAAAHRUYW0FAAAADQBGSUxFAABzb21lIGNvbnRlbnQKAMdxIwBgQ/+hLScv
|
|
|
f0f11f |
+JwEAAAB0VEhuBQD/////TElOSwAARklMRcdxAAAAAAAAAAAAAAEAAAAAAAAACwAAAAAAVFJBSUxF
|
|
|
f0f11f |
+UiEhIQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
|
|
|
f0f11f |
+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
|
|
|
f0f11f |
+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
|
|
|
f0f11f |
+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
|
|
|
f0f11f |
+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
|
|
|
f0f11f |
+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
|
|
|
f0f11f |
+AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
|
|
|
f0f11f |
+])
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+AT_CHECK([
|
|
|
f0f11f |
+base64 -d ARCHIVE.base64 > ARCHIVE || AT_SKIP_TEST
|
|
|
f0f11f |
+cpio -ntv < ARCHIVE
|
|
|
f0f11f |
+test $? -eq 2
|
|
|
f0f11f |
+],
|
|
|
f0f11f |
+[0],
|
|
|
f0f11f |
+[-rw-rw-r-- 1 10029 10031 13 Nov 25 13:52 FILE
|
|
|
f0f11f |
+],[cpio: LINK: stored filename length is out of range
|
|
|
f0f11f |
+cpio: premature end of file
|
|
|
f0f11f |
+])
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+AT_CLEANUP
|
|
|
f0f11f |
diff --git a/tests/symlink-long.at b/tests/symlink-long.at
|
|
|
f0f11f |
new file mode 100644
|
|
|
f0f11f |
index 0000000..d3def2d
|
|
|
f0f11f |
--- /dev/null
|
|
|
f0f11f |
+++ b/tests/symlink-long.at
|
|
|
f0f11f |
@@ -0,0 +1,46 @@
|
|
|
f0f11f |
+# Process this file with autom4te to create testsuite. -*- Autotest -*-
|
|
|
f0f11f |
+# Copyright (C) 2014 Free Software Foundation, Inc.
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# This program is free software; you can redistribute it and/or modify
|
|
|
f0f11f |
+# it under the terms of the GNU General Public License as published by
|
|
|
f0f11f |
+# the Free Software Foundation; either version 3, or (at your option)
|
|
|
f0f11f |
+# any later version.
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# This program is distributed in the hope that it will be useful,
|
|
|
f0f11f |
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
f0f11f |
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
f0f11f |
+# GNU General Public License for more details.
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# You should have received a copy of the GNU General Public License
|
|
|
f0f11f |
+# along with this program; if not, write to the Free Software
|
|
|
f0f11f |
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
|
f0f11f |
+# 02110-1301 USA.
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# Cpio v2.11.90 changed the way symlink name is read from archive.
|
|
|
f0f11f |
+# References:
|
|
|
f0f11f |
+# http://lists.gnu.org/archive/html/bug-cpio/2014-11/msg00007.html
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+AT_SETUP([symlink-long])
|
|
|
f0f11f |
+AT_KEYWORDS([symlink-long copyout])
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+AT_CHECK([
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+# len(dirname) > READBUFSIZE
|
|
|
f0f11f |
+dirname=
|
|
|
f0f11f |
+for i in {1..52}; do
|
|
|
f0f11f |
+ dirname="xxxxxxxxx/$dirname"
|
|
|
f0f11f |
+ mkdir "$dirname"
|
|
|
f0f11f |
+done
|
|
|
f0f11f |
+ln -s "$dirname" x || AT_SKIP_TEST
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+echo x | cpio -o > ar
|
|
|
f0f11f |
+list=`cpio -tv < ar | sed 's|.*-> ||'`
|
|
|
f0f11f |
+test "$list" = "$dirname" && echo success || echo fail
|
|
|
f0f11f |
+],
|
|
|
f0f11f |
+[0],
|
|
|
f0f11f |
+[success
|
|
|
f0f11f |
+],[2 blocks
|
|
|
f0f11f |
+2 blocks
|
|
|
f0f11f |
+])
|
|
|
f0f11f |
+
|
|
|
f0f11f |
+AT_CLEANUP
|
|
|
f0f11f |
diff --git a/tests/testsuite.at b/tests/testsuite.at
|
|
|
f0f11f |
index 8f3330b..590bdcb 100644
|
|
|
f0f11f |
--- a/tests/testsuite.at
|
|
|
f0f11f |
+++ b/tests/testsuite.at
|
|
|
f0f11f |
@@ -31,6 +31,8 @@ m4_include([version.at])
|
|
|
f0f11f |
|
|
|
f0f11f |
m4_include([inout.at])
|
|
|
f0f11f |
m4_include([symlink.at])
|
|
|
f0f11f |
+m4_include([symlink-bad-length.at])
|
|
|
f0f11f |
+m4_include([symlink-long.at])
|
|
|
f0f11f |
m4_include([interdir.at])
|
|
|
f0f11f |
|
|
|
f0f11f |
m4_include([setstat01.at])
|