libcutils

libcutils/include/cutils/misc.h
misc.h
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1#ifndef MISC_H
2#define MISC_H
3
4#ifdef __unix__
5 #ifndef _BSD_SOURCE
6 #define _BSD_SOURCE 1
7 #endif
8 #ifndef _DEFAULT_SOURCE
9 #define _DEFAULT_SOURCE 1
10 #endif
11 #include <unistd.h>
12#endif
13#ifdef _WIN32
14 #include <windows.h>
15#endif
16
17#include <string.h>
18#include <stdlib.h>
19#include <cutils/common.h>
20#include <ctype.h>
21
22#if __STDC_VERSION__ >= 199901L
23 #include <stdint.h>
24 typedef uintmax_t max_uint_t;
25 #ifdef UINT32_MAX
26 uint32_t ntoh32(uint32_t const net);
27 #endif
28 HEDLEY_INLINE
29 static void memqswap_stack(void* item1, void* item2, size_t length)
30 {
31 unsigned char tmp[length];
32 memcpy(tmp, item1, length);
33 memcpy(item1, item2, length);
34 memcpy(item2, tmp, length);
35 free(tmp);
36 }
37#else
38 typedef unsigned long max_uint_t;
39#endif
40
41HEDLEY_INLINE
42static void memswap(void* item1, void* item2, size_t length)
43{
44 unsigned char *item1_tmp, *item2_tmp;
45 unsigned char tmp;
46
47 item1_tmp = item1;
48 item2_tmp = item2;
49
50 while(length--)
51 {
52 tmp = item1_tmp[length];
53 item1_tmp[length] = item2_tmp[length];
54 item2_tmp[length] = tmp;
55 }
56}
57
58HEDLEY_INLINE
59static void memqswap(void* item1, void* item2, void* tmp, size_t length)
60{
61 memcpy(tmp, item1, length);
62 memcpy(item1, item2, length);
63 memcpy(item2, tmp, length);
64}
65
66#if __STDC_VERSION__ >= 201112L
67 #include <time.h>
68#endif
69
70void sleep_ms(unsigned int milliseconds);
71int strcmp_nocase(const char* s1, const char* s2);
72int strncmp_nocase(const char* s1, const char* s2, size_t n);
73
74#if __STDC_VERSION__ >= 201112L
75 struct timespec timespec_diff(const struct timespec* old_ts, const struct timespec* new_ts);
76 struct timespec timespec_add(const struct timespec* ts_1, const struct timespec* ts_2);
77 max_uint_t timespec_ms(const struct timespec* ts);
78#endif
79
80#endif /* MISC_H */
81