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Add wcsnrtombs() and wcsrtombs() checks

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sin 2015-03-04 12:59:41 +00:00
parent ce3377dbb2
commit 3532ee2caa
1 changed files with 28 additions and 0 deletions
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28
include/wchar.h
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@ -114,6 +114,30 @@ __fortify_wcsncpy(wchar_t *d, const wchar_t *s, size_t n)
return wcsncpy(d, s, n);
}
static inline __attribute__ ((always_inline))
size_t
__fortify_wcsnrtombs(char *d, const wchar_t **s, size_t wn,
size_t n, mbstate_t *st)
{
size_t bos = __builtin_object_size(d, 0);
if (n > bos)
__builtin_trap();
return wcsnrtombs(d, s, wn, n, st);
}
static inline __attribute__ ((always_inline))
size_t
__fortify_wcsrtombs(char *d, const wchar_t **s, size_t n,
mbstate_t *st)
{
size_t bos = __builtin_object_size(d, 0);
if (n > bos)
__builtin_trap();
return wcsrtombs(d, s, n, st);
}
static inline __attribute__ ((always_inline))
wchar_t *
__fortify_wmemcpy(wchar_t *d, const wchar_t *s, size_t n)
@ -165,6 +189,10 @@ __fortify_wmemset(wchar_t *s, wchar_t c, size_t n)
#define wcsncat(d, s, n) __fortify_wcsncat(d, s, n)
#undef wcsncpy
#define wcsncpy(d, s, n) __fortify_wcsncpy(d, s, n)
#undef wcsnrtombs
#define wcsnrtombs(d, s, wn, n, st) __fortify_wcsnrtombs(d, s, wn, n, st)
#undef wcsrtombs
#define wcsrtombs(d, s, n, st) __fortify_wcsrtombs(d, s, n, st)
#undef wmemcpy
#define wmemcpy(d, s, n) __fortify_wmemcpy(d, s, n)
#undef wmemmove