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author | Ulrich Drepper <drepper@redhat.com> | 2005-07-18 21:07:28 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2005-07-18 21:07:28 +0000 |
commit | 9f3731cf7f8f1d1b4718fdbeae2ca5d46bbc6950 (patch) | |
tree | 1cbff2cd7ef38c777aa3a6c713b1513e038f2483 /debug/confstr_chk.c | |
parent | 0396de518e3ed6b4bebea10026ca5c7aaafa783f (diff) | |
download | glibc-9f3731cf7f8f1d1b4718fdbeae2ca5d46bbc6950.tar.gz glibc-9f3731cf7f8f1d1b4718fdbeae2ca5d46bbc6950.tar.xz glibc-9f3731cf7f8f1d1b4718fdbeae2ca5d46bbc6950.zip |
* nscd/grpcache.c (cache_addgr): Use correct maximum for group ID
length. Patch by Ivan Gyurdiev <ivg2@cornell.edu>. * debug/confstr_chk.c: New file. * debug/getdomainname_chk.c: New file. * debug/getgroups_chk.c: New file. * debug/gethostname_chk.c: New file. * debug/getlogin_r_chk.c: New file. * debug/ttyname_r_chk.c: New file. * posix/bits/unistd.h: Add definitions for new debug versions. * debug/tst-chk1.c: Add tests for new functions. * debug/Versions: Export new functions. * debug/Makefile (routines): Add new files. * stdlib/bits/stdlib.h: Fix typo. * manual/Makefile (libc/index.html): Depend on dir-add.texi.
Diffstat (limited to 'debug/confstr_chk.c')
-rw-r--r-- | debug/confstr_chk.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/debug/confstr_chk.c b/debug/confstr_chk.c new file mode 100644 index 0000000000..dae7714fcf --- /dev/null +++ b/debug/confstr_chk.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@readhat.com>, 20055. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <unistd.h> + + +size_t +__confstr_chk (int name, char *buf, size_t len, size_t buflen) +{ + if (__builtin_expect (buflen < len, 0)) + __chk_fail (); + + return confstr (name, buf, len); +} |