1 /* 2 * wpa_supplicant/hostapd / Empty OS specific functions 3 * Copyright (c) 2005-2006, Jouni Malinen <j (at) w1.fi> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 * 9 * Alternatively, this software may be distributed under the terms of BSD 10 * license. 11 * 12 * See README and COPYING for more details. 13 * 14 * This file can be used as a starting point when adding a new OS target. The 15 * functions here do not really work as-is since they are just empty or only 16 * return an error value. os_internal.c can be used as another starting point 17 * or reference since it has example implementation of many of these functions. 18 */ 19 20 #include "includes.h" 21 22 #include "os.h" 23 24 void os_sleep(os_time_t sec, os_time_t usec) 25 { 26 } 27 28 29 int os_get_time(struct os_time *t) 30 { 31 return -1; 32 } 33 34 35 int os_mktime(int year, int month, int day, int hour, int min, int sec, 36 os_time_t *t) 37 { 38 return -1; 39 } 40 41 42 int os_daemonize(const char *pid_file) 43 { 44 return -1; 45 } 46 47 48 void os_daemonize_terminate(const char *pid_file) 49 { 50 } 51 52 53 int os_get_random(unsigned char *buf, size_t len) 54 { 55 return -1; 56 } 57 58 59 unsigned long os_random(void) 60 { 61 return 0; 62 } 63 64 65 char * os_rel2abs_path(const char *rel_path) 66 { 67 return NULL; /* strdup(rel_path) can be used here */ 68 } 69 70 71 int os_program_init(void) 72 { 73 return 0; 74 } 75 76 77 void os_program_deinit(void) 78 { 79 } 80 81 82 int os_setenv(const char *name, const char *value, int overwrite) 83 { 84 return -1; 85 } 86 87 88 int os_unsetenv(const char *name) 89 { 90 return -1; 91 } 92 93 94 char * os_readfile(const char *name, size_t *len) 95 { 96 return NULL; 97 } 98 99 100 void * os_zalloc(size_t size) 101 { 102 return NULL; 103 } 104 105 106 #ifdef OS_NO_C_LIB_DEFINES 107 void * os_malloc(size_t size) 108 { 109 return NULL; 110 } 111 112 113 void * os_realloc(void *ptr, size_t size) 114 { 115 return NULL; 116 } 117 118 119 void os_free(void *ptr) 120 { 121 } 122 123 124 void * os_memcpy(void *dest, const void *src, size_t n) 125 { 126 return dest; 127 } 128 129 130 void * os_memmove(void *dest, const void *src, size_t n) 131 { 132 return dest; 133 } 134 135 136 void * os_memset(void *s, int c, size_t n) 137 { 138 return s; 139 } 140 141 142 int os_memcmp(const void *s1, const void *s2, size_t n) 143 { 144 return 0; 145 } 146 147 148 char * os_strdup(const char *s) 149 { 150 return NULL; 151 } 152 153 154 size_t os_strlen(const char *s) 155 { 156 return 0; 157 } 158 159 160 int os_strcasecmp(const char *s1, const char *s2) 161 { 162 /* 163 * Ignoring case is not required for main functionality, so just use 164 * the case sensitive version of the function. 165 */ 166 return os_strcmp(s1, s2); 167 } 168 169 170 int os_strncasecmp(const char *s1, const char *s2, size_t n) 171 { 172 /* 173 * Ignoring case is not required for main functionality, so just use 174 * the case sensitive version of the function. 175 */ 176 return os_strncmp(s1, s2, n); 177 } 178 179 180 char * os_strchr(const char *s, int c) 181 { 182 return NULL; 183 } 184 185 186 char * os_strrchr(const char *s, int c) 187 { 188 return NULL; 189 } 190 191 192 int os_strcmp(const char *s1, const char *s2) 193 { 194 return 0; 195 } 196 197 198 int os_strncmp(const char *s1, const char *s2, size_t n) 199 { 200 return 0; 201 } 202 203 204 char * os_strncpy(char *dest, const char *src, size_t n) 205 { 206 return dest; 207 } 208 209 210 size_t os_strlcpy(char *dest, const char *src, size_t size) 211 { 212 return 0; 213 } 214 215 216 char * os_strstr(const char *haystack, const char *needle) 217 { 218 return NULL; 219 } 220 221 222 int os_snprintf(char *str, size_t size, const char *format, ...) 223 { 224 return 0; 225 } 226 #endif /* OS_NO_C_LIB_DEFINES */ 227
