10 #ifndef KMP_SAFE_C_API_H
11 #define KMP_SAFE_C_API_H
13 #include <type_traits>
14 #include "kmp_platform.h"
21 #if KMP_OS_WINDOWS && KMP_MSVC_COMPAT
23 #define RSIZE_MAX_STR (4UL << 10)
26 #define KMP_ALLOCA _alloca
28 #define KMP_MEMCPY_S memcpy_s
29 #define KMP_SNPRINTF sprintf_s
30 #define KMP_SSCANF sscanf_s
31 #define KMP_STRCPY_S strcpy_s
32 #define KMP_STRNCPY_S strncpy_s
33 #define KMP_STRNCAT_S strncat_s
36 #define KMP_MEMCPY(dst, src, cnt) memcpy_s(dst, cnt, src, cnt)
38 template <typename T, bool B = std::is_array<T>::value>
39 struct kmp_get_rmax_t {};
40 template <
typename T>
struct kmp_get_rmax_t<T, false> {
41 static const size_t value = RSIZE_MAX_STR;
43 template <
typename T>
struct kmp_get_rmax_t<T, true> {
44 static const size_t value =
sizeof(T);
46 #define KMP_STRLEN(str) strnlen_s(str, kmp_get_rmax_t<decltype(str)>::value)
49 #define KMP_STRNCPY(dst, src, cnt) strncpy_s(dst, cnt, src, cnt)
52 #define KMP_VSNPRINTF(dst, cnt, fmt, arg) \
53 vsnprintf_s(dst, cnt, _TRUNCATE, fmt, arg)
60 #define KMP_ALLOCA __builtin_alloca
62 #define KMP_ALLOCA alloca
64 #define KMP_MEMCPY_S(dst, bsz, src, cnt) memcpy(dst, src, cnt)
65 #define KMP_SNPRINTF snprintf
66 #define KMP_SSCANF sscanf
67 #define KMP_STRCPY_S(dst, bsz, src) strcpy(dst, src)
68 #define KMP_STRNCPY_S(dst, bsz, src, cnt) strncpy(dst, src, cnt)
69 #define KMP_STRNCAT_S(dst, bsz, src, cnt) strncat(dst, src, cnt)
70 #define KMP_VSNPRINTF vsnprintf
71 #define KMP_STRNCPY strncpy
72 #define KMP_STRLEN strlen
73 #define KMP_MEMCPY memcpy
78 static inline void __kmp_strncpy_truncate(
char *buffer,
size_t buf_size,
79 char const *src,
size_t src_size) {
80 if (src_size >= buf_size) {
81 src_size = buf_size - 1;
83 KMP_STRNCPY_S(buffer, buf_size, src, src_size);
84 buffer[src_size] =
'\0';