* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "string.h"
#include "los_lms_pri.h"
#undef memset
void *memset(void *addr, int c, size_t len)
{
__asan_storeN_noabort((UINTPTR)addr, len);
return __memset(addr, c, len);
}
#undef memmove
void *memmove(void *dest, const void *src, size_t len)
{
__asan_loadN_noabort((UINTPTR)src, len);
__asan_storeN_noabort((UINTPTR)dest, len);
return __memmove(dest, src, len);
}
#undef memcpy
void *memcpy(void *dest, const void *src, size_t len)
{
__asan_loadN_noabort((UINTPTR)src, len);
__asan_storeN_noabort((UINTPTR)dest, len);
return __memcpy(dest, src, len);
}
#undef strcat
char *strcat(char *s, const char *append)
{
if ((s == NULL) || (append == NULL)) {
return NULL;
}
CHAR *end = s;
size_t len = strlen(append);
for (; *end != '\0'; ++end) {
}
__asan_storeN_noabort((UINTPTR)end, len + 1);
__asan_loadN_noabort((UINTPTR)append, len + 1);
return __strcat(s, append);
}
#undef strcpy
char *strcpy(char *dest, const char *src)
{
if ((dest == NULL) || (src == NULL)) {
return NULL;
}
size_t len = strlen(src);
__asan_storeN_noabort((UINTPTR)dest, len + 1);
__asan_loadN_noabort((UINTPTR)src, len + 1);
return __strcpy(dest, src);
}
#undef strncat
char *strncat(char *dest, const char *src, size_t n)
{
if ((dest == NULL) || (src == NULL)) {
return NULL;
}
CHAR *end = dest;
size_t len = strlen(src);
size_t size = len > n ? n : len;
for (; *end != '\0'; ++end) {
}
__asan_storeN_noabort((UINTPTR)end, size + 1);
__asan_loadN_noabort((UINTPTR)src, size + 1);
return __strncat(dest, src, n);
}
#undef strncpy
char *strncpy(char *dest, const char *src, size_t n)
{
if ((dest == NULL) || (src == NULL)) {
return NULL;
}
size_t len = strlen(src);
size_t size = len > n ? n : len;
__asan_storeN_noabort((UINTPTR)dest, n);
__asan_loadN_noabort((UINTPTR)src, size + 1);
return __strncpy(dest, src, n);
}