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
35 #define KMP_MEMCPY(dst, src, cnt) memcpy_s(dst, cnt, src, cnt)
37 template <typename T, bool B = std::is_array<T>::value>
38 struct kmp_get_rmax_t {};
39 template <
typename T>
struct kmp_get_rmax_t<T, false> {
40 static const size_t value = RSIZE_MAX_STR;
42 template <
typename T>
struct kmp_get_rmax_t<T, true> {
43 static const size_t value =
sizeof(T);
45 #define KMP_STRLEN(str) strnlen_s(str, kmp_get_rmax_t<decltype(str)>::value)
48 #define KMP_STRNCPY(dst, src, cnt) strncpy_s(dst, cnt, src, cnt)
51 #define KMP_VSNPRINTF(dst, cnt, fmt, arg) \
52 vsnprintf_s(dst, cnt, _TRUNCATE, fmt, arg)
58 #define KMP_ALLOCA alloca
59 #define KMP_MEMCPY_S(dst, bsz, src, cnt) memcpy(dst, src, cnt)
60 #define KMP_SNPRINTF snprintf
61 #define KMP_SSCANF sscanf
62 #define KMP_STRCPY_S(dst, bsz, src) strcpy(dst, src)
63 #define KMP_STRNCPY_S(dst, bsz, src, cnt) strncpy(dst, src, cnt)
64 #define KMP_VSNPRINTF vsnprintf
65 #define KMP_STRNCPY strncpy
66 #define KMP_STRLEN strlen
67 #define KMP_MEMCPY memcpy
72 static inline void __kmp_strncpy_truncate(
char *buffer,
size_t buf_size,
73 char const *src,
size_t src_size) {
74 if (src_size >= buf_size) {
75 src_size = buf_size - 1;
77 KMP_STRNCPY_S(buffer, buf_size, src, src_size);
78 buffer[src_size] =
'\0';