lib/msan/msan_interceptors.cpp

63 DECLARE_REAL(void *, memcpy, void *dest, const void *src, uptr n)
139 INTERCEPTOR(void *, mempcpy, void *dest, const void *src, SIZE_T n) {  in INTERCEPTOR()  argument
140   return (char *)__msan_memcpy(dest, src, n) + n;  in INTERCEPTOR()
147 INTERCEPTOR(void *, memccpy, void *dest, const void *src, int c, SIZE_T n) {  in INTERCEPTOR()  argument
149   void *res = REAL(memccpy)(dest, src, c, n);  in INTERCEPTOR()
152   CHECK_UNPOISONED(src, sz);  in INTERCEPTOR()
157 INTERCEPTOR(void *, bcopy, const void *src, void *dest, SIZE_T n) {  in INTERCEPTOR()  argument
158   return __msan_memmove(dest, src, n);  in INTERCEPTOR()
297 INTERCEPTOR(char *, strcpy, char *dest, const char *src) {  in INTERCEPTOR()  argument
300   SIZE_T n = internal_strlen(src);  in INTERCEPTOR()
301   CHECK_UNPOISONED_STRING(src + n, 0);  in INTERCEPTOR()
302   char *res = REAL(strcpy)(dest, src);  in INTERCEPTOR()
303   CopyShadowAndOrigin(dest, src, n + 1, &stack);  in INTERCEPTOR()
307 INTERCEPTOR(char *, strncpy, char *dest, const char *src, SIZE_T n) {  in INTERCEPTOR()  argument
310   SIZE_T copy_size = internal_strnlen(src, n);  in INTERCEPTOR()
313   char *res = REAL(strncpy)(dest, src, n);  in INTERCEPTOR()
314   CopyShadowAndOrigin(dest, src, copy_size, &stack);  in INTERCEPTOR()
320 INTERCEPTOR(char *, stpcpy, char *dest, const char *src) {  in INTERCEPTOR()  argument
323   SIZE_T n = internal_strlen(src);  in INTERCEPTOR()
324   CHECK_UNPOISONED_STRING(src + n, 0);  in INTERCEPTOR()
325   char *res = REAL(stpcpy)(dest, src);  in INTERCEPTOR()
326   CopyShadowAndOrigin(dest, src, n + 1, &stack);  in INTERCEPTOR()
330 INTERCEPTOR(char *, stpncpy, char *dest, const char *src, SIZE_T n) {  in INTERCEPTOR()  argument
333   SIZE_T copy_size = Min(n, internal_strnlen(src, n) + 1);  in INTERCEPTOR()
334   char *res = REAL(stpncpy)(dest, src, n);  in INTERCEPTOR()
335   CopyShadowAndOrigin(dest, src, copy_size, &stack);  in INTERCEPTOR()
346 INTERCEPTOR(char *, strdup, char *src) {  in INTERCEPTOR()  argument
351   SIZE_T n = internal_strlen(src);  in INTERCEPTOR()
352   CHECK_UNPOISONED_STRING(src + n, 0);  in INTERCEPTOR()
353   char *res = REAL(strdup)(src);  in INTERCEPTOR()
354   CopyShadowAndOrigin(res, src, n + 1, &stack);  in INTERCEPTOR()
359 INTERCEPTOR(char *, __strdup, char *src) {  in INTERCEPTOR()  argument
362   SIZE_T n = internal_strlen(src);  in INTERCEPTOR()
363   CHECK_UNPOISONED_STRING(src + n, 0);  in INTERCEPTOR()
364   char *res = REAL(__strdup)(src);  in INTERCEPTOR()
365   CopyShadowAndOrigin(res, src, n + 1, &stack);  in INTERCEPTOR()
386 INTERCEPTOR(char *, strcat, char *dest, const char *src) {  in INTERCEPTOR()  argument
389   SIZE_T src_size = internal_strlen(src);  in INTERCEPTOR()
391   CHECK_UNPOISONED_STRING(src + src_size, 0);  in INTERCEPTOR()
393   char *res = REAL(strcat)(dest, src);  in INTERCEPTOR()
394   CopyShadowAndOrigin(dest + dest_size, src, src_size + 1, &stack);  in INTERCEPTOR()
398 INTERCEPTOR(char *, strncat, char *dest, const char *src, SIZE_T n) {  in INTERCEPTOR()  argument
402   SIZE_T copy_size = internal_strnlen(src, n);  in INTERCEPTOR()
404   char *res = REAL(strncat)(dest, src, n);  in INTERCEPTOR()
405   CopyShadowAndOrigin(dest + dest_size, src, copy_size, &stack);  in INTERCEPTOR()
634 INTERCEPTOR(int, mbtowc, wchar_t *dest, const char *src, SIZE_T n) {  in INTERCEPTOR()  argument
636   int res = REAL(mbtowc)(dest, src, n);  in INTERCEPTOR()
641 INTERCEPTOR(SIZE_T, mbrtowc, wchar_t *dest, const char *src, SIZE_T n,  in INTERCEPTOR()  argument
644   SIZE_T res = REAL(mbrtowc)(dest, src, n, ps);  in INTERCEPTOR()
650 INTERCEPTOR(wchar_t *, wmemcpy, wchar_t *dest, const wchar_t *src, SIZE_T n) {  in INTERCEPTOR()  argument
653   wchar_t *res = REAL(wmemcpy)(dest, src, n);  in INTERCEPTOR()
654   CopyShadowAndOrigin(dest, src, n * sizeof(wchar_t), &stack);  in INTERCEPTOR()
659 INTERCEPTOR(wchar_t *, wmempcpy, wchar_t *dest, const wchar_t *src, SIZE_T n) {  in INTERCEPTOR()  argument
662   wchar_t *res = REAL(wmempcpy)(dest, src, n);  in INTERCEPTOR()
663   CopyShadowAndOrigin(dest, src, n * sizeof(wchar_t), &stack);  in INTERCEPTOR()
679 INTERCEPTOR(wchar_t *, wmemmove, wchar_t *dest, const wchar_t *src, SIZE_T n) {  in INTERCEPTOR()  argument
682   wchar_t *res = REAL(wmemmove)(dest, src, n);  in INTERCEPTOR()
683   MoveShadowAndOrigin(dest, src, n * sizeof(wchar_t), &stack);  in INTERCEPTOR()
1033 void __msan_copy_shadow(void *dest, const void *src, uptr n) {  in __msan_copy_shadow()  argument
1035   MoveShadowAndOrigin(dest, src, n, &stack);  in __msan_copy_shadow()
1680 INTERCEPTOR(wchar_t *, wcscpy, wchar_t *dest, const wchar_t *src) {  in INTERCEPTOR()  argument
1683   wchar_t *res = REAL(wcscpy)(dest, src);  in INTERCEPTOR()
1684   CopyShadowAndOrigin(dest, src, sizeof(wchar_t) * (internal_wcslen(src) + 1),  in INTERCEPTOR()
1689 INTERCEPTOR(wchar_t *, wcsncpy, wchar_t *dest, const wchar_t *src, SIZE_T n) {  in INTERCEPTOR()  argument
1692   SIZE_T copy_size = internal_wcsnlen(src, n);  in INTERCEPTOR()
1694   wchar_t *res = REAL(wcsncpy)(dest, src, n);  in INTERCEPTOR()
1695   CopyShadowAndOrigin(dest, src, copy_size * sizeof(wchar_t), &stack);  in INTERCEPTOR()
1724 void *__msan_memcpy(void *dest, const void *src, SIZE_T n) {  in __msan_memcpy()  argument
1725   if (!msan_inited) return internal_memcpy(dest, src, n);  in __msan_memcpy()
1727     return REAL(memcpy)(dest, src, n);  in __msan_memcpy()
1730   void *res = REAL(memcpy)(dest, src, n);  in __msan_memcpy()
1731   CopyShadowAndOrigin(dest, src, n, &stack);  in __msan_memcpy()
1744 void *__msan_memmove(void *dest, const void *src, SIZE_T n) {  in __msan_memmove()  argument
1745   if (!msan_inited) return internal_memmove(dest, src, n);  in __msan_memmove()
1746   if (msan_init_is_running) return REAL(memmove)(dest, src, n);  in __msan_memmove()
1749   void *res = REAL(memmove)(dest, src, n);  in __msan_memmove()
1750   MoveShadowAndOrigin(dest, src, n, &stack);  in __msan_memmove()