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| author | Ulrich Drepper <drepper@redhat.com> | 2005-07-15 10:32:45 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2005-07-15 10:32:45 +0000 |
| commit | 8215c9ecf27714c7ec607aba0085383ef923777a (patch) | |
| tree | ff0127a461256dba9379940e5d33f08928aa4dcf /string | |
| parent | f45729d8cd80b082c7724883aa9c6c858d0082f9 (diff) | |
| download | glibc-8215c9ecf27714c7ec607aba0085383ef923777a.tar.gz | |
* wcsmbs/bits/wchar2.h: New file.
* include/bits/wchar2.h: New file.
* wcsmbs/wchar.h: Include <bits/wchar2.h> if fortification is
requested.
* wcsmbs/wcsncpy.c: Add __wcsncpy alias.
* string/bits/string3.h: Add fortified stpncpy definitions.
* sysdeps/generic/stpncpy_chk.c: New file.
* libio/vswprintf.c: Move _IO_wstrnfile definition to strfile.h.
Export _IO_wstrn_jumps.
* libio/strfile.h: Define _IO_wstrnfile and declare _IO_wstrn_jumps.
* include/wchar.h: Declare __wcsncpy and __vswprintf_chk.
* debug/fgetws_chk.c: New file.
* debug/fgetws_u_chk.c: New file.
* debug/fwprintf_chk.c: New file.
* debug/swprintf_chk.c: New file.
* debug/vfwprintf_chk.c: New file.
* debug/vswprintf_chk.c: New file.
* debug/vwprintf_chk.c: New file.
* debug/wcpcpy_chk.c: New file.
* debug/wcpncpy_chk.c: New file.
* debug/wcscat_chk.c: New file.
* debug/wcscpy_chk.c: New file.
* debug/wcsncat_chk.c: New file.
* debug/wcsncpy_chk.c: New file.
* debug/wmemcpy_chk.c: New file.
* debug/wmemmove_chk.c: New file.
* debug/wmempcpy_chk.c: New file.
* debug/wmemset_chk.c: New file.
* debug/wprintf_chk.c: New file.
* debug/tst-chk1.c: Add tests for new functions.
* debug/Versions: Export new functions.
* debug/Makefile (routines): Add new functions.
Diffstat (limited to 'string')
| -rw-r--r-- | string/bits/string3.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/string/bits/string3.h b/string/bits/string3.h index bcda42a232..4271e5f148 100644 --- a/string/bits/string3.h +++ b/string/bits/string3.h @@ -144,6 +144,22 @@ __strncpy_ichk (char *__restrict __dest, const char *__restrict __src, } +// XXX We have no corresponding builtin yet. +extern char *__stpncpy_chk (char *__dest, const char *__src, size_t __n, + size_t __destlen) __THROW; +extern char *__REDIRECT (__stpncpy_alias, (char *__dest, const char *__src, + size_t __n), stpncpy)__THROW; + +extern __always_inline char * +stpncpy (char *__dest, const char *__src, size_t __n) +{ + if (__bos (__dest) != (size_t) -1 + && (!__builtin_constant_p (__n) || __n <= __bos (__dest))) + return __stpncpy_chk (__dest, __src, __n, __bos (__dest)); + return __stpncpy_alias (__dest, __src, __n); +} + + #define strcat(dest, src) \ ((__bos (dest) != (size_t) -1) \ ? __builtin___strcat_chk (dest, src, __bos (dest)) \ |