!151 feat: L0-L1 支持Lms轻量级地址消毒

Merge pull request !151 from LiteOS/lms_a

porting/liteos_a/kernel/include/string.h

@@ -98,6 +98,41 @@ char *basename(const char *);
 #endif
 #endif
 
+#ifdef LOSCFG_KERNEL_LMS
+void *__memset (void *, int, size_t);
+void *__memcpy (void *__restrict, const void *__restrict, size_t);
+void *__memmove (void *, const void *, size_t);
+char *__strcat (char *__restrict, const char *__restrict);
+char *__strncat (char *__restrict, const char *__restrict, size_t);
+char *__strcpy (char *__restrict, const char *__restrict);
+char *__strncpy (char *__restrict, const char *__restrict, size_t);
+
+#if defined(__has_feature) /* clang */
+
+#if !__has_feature(address_sanitizer)
+#define memset(s, c, n) __memset(s, c, n)
+#define memcpy(dst, src, len) __memcpy(dst, src, len)
+#define memmove(dst, src, len) __memmove(dst, src, len)
+#define strcat(dst, src) __strcat(dst, src)
+#define strcpy(dst, src) __strcpy(dst, src)
+#define strncat(dst, src, n) __strncat(dst, src, n)
+#define strncpy(dst, src, n) __strncpy(dst, src, n)
+#endif
+
+#else /* gcc */
+#if !defined(__SANITIZE_ADDRESS__)
+#define memset(s, c, n) __memset(s, c, n)
+#define memcpy(dst, src, len) __memcpy(dst, src, len)
+#define memmove(dst, src, len) __memmove(dst, src, len)
+#define strcat(dst, src) __strcat(dst, src)
+#define strcpy(dst, src) __strcpy(dst, src)
+#define strncat(dst, src, n) __strncat(dst, src, n)
+#define strncpy(dst, src, n) __strncpy(dst, src, n)
+#endif
+#endif /* __has_feature */
+
+#endif /* LOSCFG_KERNEL_LMS */
+
 #ifdef __cplusplus
 }
 #endif

porting/liteos_a/kernel/src/string/memmove.c

@@ -6,7 +6,11 @@ typedef __attribute__((__may_alias__)) size_t WT;
 #define WS (sizeof(WT))
 #endif
 
+#ifdef LOSCFG_KERNEL_LMS
+__attribute__((no_sanitize_address)) void *__memmove(void *dest, const void *src, size_t n)
+#else
 void *memmove(void *dest, const void *src, size_t n)
+#endif
 {
 	char *d = dest;
 	const char *s = src;

porting/liteos_a/kernel/src/string/strcat.c

 #include <string.h>
-
+#ifdef LOSCFG_KERNEL_LMS
+__attribute__((no_sanitize_address)) char *__strcat(char *restrict dest, const char *restrict src)
+#else
 char *strcat(char *restrict dest, const char *restrict src)
+#endif
 {
 	strcpy(dest + strlen(dest), src);
 	return dest;

porting/liteos_a/kernel/src/string/strcpy.c

 #include <string.h>
-
+#ifdef LOSCFG_KERNEL_LMS
+__attribute__((no_sanitize_address)) char *__strcpy(char *restrict dest, const char *restrict src)
+#else
 char *strcpy(char *restrict dest, const char *restrict src)
+#endif
 {
 	__stpcpy(dest, src);
 	return dest;

porting/liteos_a/kernel/src/string/strncat.c

 #include <string.h>
-
+#ifdef LOSCFG_KERNEL_LMS
+__attribute__((no_sanitize_address)) char *__strncat(char *restrict d, const char *restrict s, size_t n)
+#else
 char *strncat(char *restrict d, const char *restrict s, size_t n)
+#endif
 {
 	char *a = d;
 	d += strlen(d);

porting/liteos_a/kernel/src/string/strncpy.c

 #include <string.h>
-
+#ifdef LOSCFG_KERNEL_LMS
+__attribute__((no_sanitize_address)) char *__strncpy(char *restrict d, const char *restrict s, size_t n)
+#else
 char *strncpy(char *restrict d, const char *restrict s, size_t n)
+#endif
 {
 	__stpncpy(d, s, n);
 	return d;