1189251Ssam/* 2214734Srpaulo * OS specific functions 3214734Srpaulo * Copyright (c) 2005-2009, Jouni Malinen <j@w1.fi> 4189251Ssam * 5252726Srpaulo * This software may be distributed under the terms of the BSD license. 6252726Srpaulo * See README for more details. 7189251Ssam */ 8189251Ssam 9189251Ssam#ifndef OS_H 10189251Ssam#define OS_H 11189251Ssam 12189251Ssamtypedef long os_time_t; 13189251Ssam 14189251Ssam/** 15189251Ssam * os_sleep - Sleep (sec, usec) 16189251Ssam * @sec: Number of seconds to sleep 17189251Ssam * @usec: Number of microseconds to sleep 18189251Ssam */ 19189251Ssamvoid os_sleep(os_time_t sec, os_time_t usec); 20189251Ssam 21189251Ssamstruct os_time { 22189251Ssam os_time_t sec; 23189251Ssam os_time_t usec; 24189251Ssam}; 25189251Ssam 26189251Ssam/** 27189251Ssam * os_get_time - Get current time (sec, usec) 28189251Ssam * @t: Pointer to buffer for the time 29189251Ssam * Returns: 0 on success, -1 on failure 30189251Ssam */ 31189251Ssamint os_get_time(struct os_time *t); 32189251Ssam 33189251Ssam 34189251Ssam/* Helper macros for handling struct os_time */ 35189251Ssam 36189251Ssam#define os_time_before(a, b) \ 37189251Ssam ((a)->sec < (b)->sec || \ 38189251Ssam ((a)->sec == (b)->sec && (a)->usec < (b)->usec)) 39189251Ssam 40189251Ssam#define os_time_sub(a, b, res) do { \ 41189251Ssam (res)->sec = (a)->sec - (b)->sec; \ 42189251Ssam (res)->usec = (a)->usec - (b)->usec; \ 43189251Ssam if ((res)->usec < 0) { \ 44189251Ssam (res)->sec--; \ 45189251Ssam (res)->usec += 1000000; \ 46189251Ssam } \ 47189251Ssam} while (0) 48189251Ssam 49189251Ssam/** 50189251Ssam * os_mktime - Convert broken-down time into seconds since 1970-01-01 51189251Ssam * @year: Four digit year 52189251Ssam * @month: Month (1 .. 12) 53189251Ssam * @day: Day of month (1 .. 31) 54189251Ssam * @hour: Hour (0 .. 23) 55189251Ssam * @min: Minute (0 .. 59) 56189251Ssam * @sec: Second (0 .. 60) 57189251Ssam * @t: Buffer for returning calendar time representation (seconds since 58189251Ssam * 1970-01-01 00:00:00) 59189251Ssam * Returns: 0 on success, -1 on failure 60189251Ssam * 61189251Ssam * Note: The result is in seconds from Epoch, i.e., in UTC, not in local time 62189251Ssam * which is used by POSIX mktime(). 63189251Ssam */ 64189251Ssamint os_mktime(int year, int month, int day, int hour, int min, int sec, 65189251Ssam os_time_t *t); 66189251Ssam 67252726Srpaulostruct os_tm { 68252726Srpaulo int sec; /* 0..59 or 60 for leap seconds */ 69252726Srpaulo int min; /* 0..59 */ 70252726Srpaulo int hour; /* 0..23 */ 71252726Srpaulo int day; /* 1..31 */ 72252726Srpaulo int month; /* 1..12 */ 73252726Srpaulo int year; /* Four digit year */ 74252726Srpaulo}; 75189251Ssam 76252726Srpauloint os_gmtime(os_time_t t, struct os_tm *tm); 77252726Srpaulo 78189251Ssam/** 79189251Ssam * os_daemonize - Run in the background (detach from the controlling terminal) 80189251Ssam * @pid_file: File name to write the process ID to or %NULL to skip this 81189251Ssam * Returns: 0 on success, -1 on failure 82189251Ssam */ 83189251Ssamint os_daemonize(const char *pid_file); 84189251Ssam 85189251Ssam/** 86189251Ssam * os_daemonize_terminate - Stop running in the background (remove pid file) 87189251Ssam * @pid_file: File name to write the process ID to or %NULL to skip this 88189251Ssam */ 89189251Ssamvoid os_daemonize_terminate(const char *pid_file); 90189251Ssam 91189251Ssam/** 92189251Ssam * os_get_random - Get cryptographically strong pseudo random data 93189251Ssam * @buf: Buffer for pseudo random data 94189251Ssam * @len: Length of the buffer 95189251Ssam * Returns: 0 on success, -1 on failure 96189251Ssam */ 97189251Ssamint os_get_random(unsigned char *buf, size_t len); 98189251Ssam 99189251Ssam/** 100189251Ssam * os_random - Get pseudo random value (not necessarily very strong) 101189251Ssam * Returns: Pseudo random value 102189251Ssam */ 103189251Ssamunsigned long os_random(void); 104189251Ssam 105189251Ssam/** 106189251Ssam * os_rel2abs_path - Get an absolute path for a file 107189251Ssam * @rel_path: Relative path to a file 108189251Ssam * Returns: Absolute path for the file or %NULL on failure 109189251Ssam * 110189251Ssam * This function tries to convert a relative path of a file to an absolute path 111189251Ssam * in order for the file to be found even if current working directory has 112189251Ssam * changed. The returned value is allocated and caller is responsible for 113189251Ssam * freeing it. It is acceptable to just return the same path in an allocated 114189251Ssam * buffer, e.g., return strdup(rel_path). This function is only used to find 115189251Ssam * configuration files when os_daemonize() may have changed the current working 116189251Ssam * directory and relative path would be pointing to a different location. 117189251Ssam */ 118189251Ssamchar * os_rel2abs_path(const char *rel_path); 119189251Ssam 120189251Ssam/** 121189251Ssam * os_program_init - Program initialization (called at start) 122189251Ssam * Returns: 0 on success, -1 on failure 123189251Ssam * 124189251Ssam * This function is called when a programs starts. If there are any OS specific 125189251Ssam * processing that is needed, it can be placed here. It is also acceptable to 126189251Ssam * just return 0 if not special processing is needed. 127189251Ssam */ 128189251Ssamint os_program_init(void); 129189251Ssam 130189251Ssam/** 131189251Ssam * os_program_deinit - Program deinitialization (called just before exit) 132189251Ssam * 133189251Ssam * This function is called just before a program exists. If there are any OS 134189251Ssam * specific processing, e.g., freeing resourced allocated in os_program_init(), 135189251Ssam * it should be done here. It is also acceptable for this function to do 136189251Ssam * nothing. 137189251Ssam */ 138189251Ssamvoid os_program_deinit(void); 139189251Ssam 140189251Ssam/** 141189251Ssam * os_setenv - Set environment variable 142189251Ssam * @name: Name of the variable 143189251Ssam * @value: Value to set to the variable 144189251Ssam * @overwrite: Whether existing variable should be overwritten 145189251Ssam * Returns: 0 on success, -1 on error 146189251Ssam * 147189251Ssam * This function is only used for wpa_cli action scripts. OS wrapper does not 148189251Ssam * need to implement this if such functionality is not needed. 149189251Ssam */ 150189251Ssamint os_setenv(const char *name, const char *value, int overwrite); 151189251Ssam 152189251Ssam/** 153189251Ssam * os_unsetenv - Delete environent variable 154189251Ssam * @name: Name of the variable 155189251Ssam * Returns: 0 on success, -1 on error 156189251Ssam * 157189251Ssam * This function is only used for wpa_cli action scripts. OS wrapper does not 158189251Ssam * need to implement this if such functionality is not needed. 159189251Ssam */ 160189251Ssamint os_unsetenv(const char *name); 161189251Ssam 162189251Ssam/** 163189251Ssam * os_readfile - Read a file to an allocated memory buffer 164189251Ssam * @name: Name of the file to read 165189251Ssam * @len: For returning the length of the allocated buffer 166189251Ssam * Returns: Pointer to the allocated buffer or %NULL on failure 167189251Ssam * 168189251Ssam * This function allocates memory and reads the given file to this buffer. Both 169189251Ssam * binary and text files can be read with this function. The caller is 170189251Ssam * responsible for freeing the returned buffer with os_free(). 171189251Ssam */ 172189251Ssamchar * os_readfile(const char *name, size_t *len); 173189251Ssam 174189251Ssam/** 175189251Ssam * os_zalloc - Allocate and zero memory 176189251Ssam * @size: Number of bytes to allocate 177189251Ssam * Returns: Pointer to allocated and zeroed memory or %NULL on failure 178189251Ssam * 179189251Ssam * Caller is responsible for freeing the returned buffer with os_free(). 180189251Ssam */ 181189251Ssamvoid * os_zalloc(size_t size); 182189251Ssam 183252726Srpaulo/** 184252726Srpaulo * os_calloc - Allocate and zero memory for an array 185252726Srpaulo * @nmemb: Number of members in the array 186252726Srpaulo * @size: Number of bytes in each member 187252726Srpaulo * Returns: Pointer to allocated and zeroed memory or %NULL on failure 188252726Srpaulo * 189252726Srpaulo * This function can be used as a wrapper for os_zalloc(nmemb * size) when an 190252726Srpaulo * allocation is used for an array. The main benefit over os_zalloc() is in 191252726Srpaulo * having an extra check to catch integer overflows in multiplication. 192252726Srpaulo * 193252726Srpaulo * Caller is responsible for freeing the returned buffer with os_free(). 194252726Srpaulo */ 195252726Srpaulostatic inline void * os_calloc(size_t nmemb, size_t size) 196252726Srpaulo{ 197252726Srpaulo if (size && nmemb > (~(size_t) 0) / size) 198252726Srpaulo return NULL; 199252726Srpaulo return os_zalloc(nmemb * size); 200252726Srpaulo} 201189251Ssam 202252726Srpaulo 203189251Ssam/* 204189251Ssam * The following functions are wrapper for standard ANSI C or POSIX functions. 205189251Ssam * By default, they are just defined to use the standard function name and no 206189251Ssam * os_*.c implementation is needed for them. This avoids extra function calls 207189251Ssam * by allowing the C pre-processor take care of the function name mapping. 208189251Ssam * 209189251Ssam * If the target system uses a C library that does not provide these functions, 210189251Ssam * build_config.h can be used to define the wrappers to use a different 211189251Ssam * function name. This can be done on function-by-function basis since the 212189251Ssam * defines here are only used if build_config.h does not define the os_* name. 213189251Ssam * If needed, os_*.c file can be used to implement the functions that are not 214189251Ssam * included in the C library on the target system. Alternatively, 215189251Ssam * OS_NO_C_LIB_DEFINES can be defined to skip all defines here in which case 216189251Ssam * these functions need to be implemented in os_*.c file for the target system. 217189251Ssam */ 218189251Ssam 219189251Ssam#ifdef OS_NO_C_LIB_DEFINES 220189251Ssam 221189251Ssam/** 222189251Ssam * os_malloc - Allocate dynamic memory 223189251Ssam * @size: Size of the buffer to allocate 224189251Ssam * Returns: Allocated buffer or %NULL on failure 225189251Ssam * 226189251Ssam * Caller is responsible for freeing the returned buffer with os_free(). 227189251Ssam */ 228189251Ssamvoid * os_malloc(size_t size); 229189251Ssam 230189251Ssam/** 231189251Ssam * os_realloc - Re-allocate dynamic memory 232189251Ssam * @ptr: Old buffer from os_malloc() or os_realloc() 233189251Ssam * @size: Size of the new buffer 234189251Ssam * Returns: Allocated buffer or %NULL on failure 235189251Ssam * 236189251Ssam * Caller is responsible for freeing the returned buffer with os_free(). 237189251Ssam * If re-allocation fails, %NULL is returned and the original buffer (ptr) is 238189251Ssam * not freed and caller is still responsible for freeing it. 239189251Ssam */ 240189251Ssamvoid * os_realloc(void *ptr, size_t size); 241189251Ssam 242189251Ssam/** 243189251Ssam * os_free - Free dynamic memory 244189251Ssam * @ptr: Old buffer from os_malloc() or os_realloc(); can be %NULL 245189251Ssam */ 246189251Ssamvoid os_free(void *ptr); 247189251Ssam 248189251Ssam/** 249189251Ssam * os_memcpy - Copy memory area 250189251Ssam * @dest: Destination 251189251Ssam * @src: Source 252189251Ssam * @n: Number of bytes to copy 253189251Ssam * Returns: dest 254189251Ssam * 255189251Ssam * The memory areas src and dst must not overlap. os_memmove() can be used with 256189251Ssam * overlapping memory. 257189251Ssam */ 258189251Ssamvoid * os_memcpy(void *dest, const void *src, size_t n); 259189251Ssam 260189251Ssam/** 261189251Ssam * os_memmove - Copy memory area 262189251Ssam * @dest: Destination 263189251Ssam * @src: Source 264189251Ssam * @n: Number of bytes to copy 265189251Ssam * Returns: dest 266189251Ssam * 267189251Ssam * The memory areas src and dst may overlap. 268189251Ssam */ 269189251Ssamvoid * os_memmove(void *dest, const void *src, size_t n); 270189251Ssam 271189251Ssam/** 272189251Ssam * os_memset - Fill memory with a constant byte 273189251Ssam * @s: Memory area to be filled 274189251Ssam * @c: Constant byte 275189251Ssam * @n: Number of bytes started from s to fill with c 276189251Ssam * Returns: s 277189251Ssam */ 278189251Ssamvoid * os_memset(void *s, int c, size_t n); 279189251Ssam 280189251Ssam/** 281189251Ssam * os_memcmp - Compare memory areas 282189251Ssam * @s1: First buffer 283189251Ssam * @s2: Second buffer 284189251Ssam * @n: Maximum numbers of octets to compare 285189251Ssam * Returns: An integer less than, equal to, or greater than zero if s1 is 286189251Ssam * found to be less than, to match, or be greater than s2. Only first n 287189251Ssam * characters will be compared. 288189251Ssam */ 289189251Ssamint os_memcmp(const void *s1, const void *s2, size_t n); 290189251Ssam 291189251Ssam/** 292189251Ssam * os_strdup - Duplicate a string 293189251Ssam * @s: Source string 294189251Ssam * Returns: Allocated buffer with the string copied into it or %NULL on failure 295189251Ssam * 296189251Ssam * Caller is responsible for freeing the returned buffer with os_free(). 297189251Ssam */ 298189251Ssamchar * os_strdup(const char *s); 299189251Ssam 300189251Ssam/** 301189251Ssam * os_strlen - Calculate the length of a string 302189251Ssam * @s: '\0' terminated string 303189251Ssam * Returns: Number of characters in s (not counting the '\0' terminator) 304189251Ssam */ 305189251Ssamsize_t os_strlen(const char *s); 306189251Ssam 307189251Ssam/** 308189251Ssam * os_strcasecmp - Compare two strings ignoring case 309189251Ssam * @s1: First string 310189251Ssam * @s2: Second string 311189251Ssam * Returns: An integer less than, equal to, or greater than zero if s1 is 312189251Ssam * found to be less than, to match, or be greatred than s2 313189251Ssam */ 314189251Ssamint os_strcasecmp(const char *s1, const char *s2); 315189251Ssam 316189251Ssam/** 317189251Ssam * os_strncasecmp - Compare two strings ignoring case 318189251Ssam * @s1: First string 319189251Ssam * @s2: Second string 320189251Ssam * @n: Maximum numbers of characters to compare 321189251Ssam * Returns: An integer less than, equal to, or greater than zero if s1 is 322189251Ssam * found to be less than, to match, or be greater than s2. Only first n 323189251Ssam * characters will be compared. 324189251Ssam */ 325189251Ssamint os_strncasecmp(const char *s1, const char *s2, size_t n); 326189251Ssam 327189251Ssam/** 328189251Ssam * os_strchr - Locate the first occurrence of a character in string 329189251Ssam * @s: String 330189251Ssam * @c: Character to search for 331189251Ssam * Returns: Pointer to the matched character or %NULL if not found 332189251Ssam */ 333189251Ssamchar * os_strchr(const char *s, int c); 334189251Ssam 335189251Ssam/** 336189251Ssam * os_strrchr - Locate the last occurrence of a character in string 337189251Ssam * @s: String 338189251Ssam * @c: Character to search for 339189251Ssam * Returns: Pointer to the matched character or %NULL if not found 340189251Ssam */ 341189251Ssamchar * os_strrchr(const char *s, int c); 342189251Ssam 343189251Ssam/** 344189251Ssam * os_strcmp - Compare two strings 345189251Ssam * @s1: First string 346189251Ssam * @s2: Second string 347189251Ssam * Returns: An integer less than, equal to, or greater than zero if s1 is 348189251Ssam * found to be less than, to match, or be greatred than s2 349189251Ssam */ 350189251Ssamint os_strcmp(const char *s1, const char *s2); 351189251Ssam 352189251Ssam/** 353189251Ssam * os_strncmp - Compare two strings 354189251Ssam * @s1: First string 355189251Ssam * @s2: Second string 356189251Ssam * @n: Maximum numbers of characters to compare 357189251Ssam * Returns: An integer less than, equal to, or greater than zero if s1 is 358189251Ssam * found to be less than, to match, or be greater than s2. Only first n 359189251Ssam * characters will be compared. 360189251Ssam */ 361189251Ssamint os_strncmp(const char *s1, const char *s2, size_t n); 362189251Ssam 363189251Ssam/** 364189251Ssam * os_strncpy - Copy a string 365189251Ssam * @dest: Destination 366189251Ssam * @src: Source 367189251Ssam * @n: Maximum number of characters to copy 368189251Ssam * Returns: dest 369189251Ssam */ 370189251Ssamchar * os_strncpy(char *dest, const char *src, size_t n); 371189251Ssam 372189251Ssam/** 373189251Ssam * os_strstr - Locate a substring 374189251Ssam * @haystack: String (haystack) to search from 375189251Ssam * @needle: Needle to search from haystack 376189251Ssam * Returns: Pointer to the beginning of the substring or %NULL if not found 377189251Ssam */ 378189251Ssamchar * os_strstr(const char *haystack, const char *needle); 379189251Ssam 380189251Ssam/** 381189251Ssam * os_snprintf - Print to a memory buffer 382189251Ssam * @str: Memory buffer to print into 383189251Ssam * @size: Maximum length of the str buffer 384189251Ssam * @format: printf format 385189251Ssam * Returns: Number of characters printed (not including trailing '\0'). 386189251Ssam * 387189251Ssam * If the output buffer is truncated, number of characters which would have 388189251Ssam * been written is returned. Since some C libraries return -1 in such a case, 389189251Ssam * the caller must be prepared on that value, too, to indicate truncation. 390189251Ssam * 391189251Ssam * Note: Some C library implementations of snprintf() may not guarantee null 392189251Ssam * termination in case the output is truncated. The OS wrapper function of 393189251Ssam * os_snprintf() should provide this guarantee, i.e., to null terminate the 394189251Ssam * output buffer if a C library version of the function is used and if that 395189251Ssam * function does not guarantee null termination. 396189251Ssam * 397189251Ssam * If the target system does not include snprintf(), see, e.g., 398189251Ssam * http://www.ijs.si/software/snprintf/ for an example of a portable 399189251Ssam * implementation of snprintf. 400189251Ssam */ 401189251Ssamint os_snprintf(char *str, size_t size, const char *format, ...); 402189251Ssam 403189251Ssam#else /* OS_NO_C_LIB_DEFINES */ 404189251Ssam 405214734Srpaulo#ifdef WPA_TRACE 406214734Srpaulovoid * os_malloc(size_t size); 407214734Srpaulovoid * os_realloc(void *ptr, size_t size); 408214734Srpaulovoid os_free(void *ptr); 409214734Srpaulochar * os_strdup(const char *s); 410214734Srpaulo#else /* WPA_TRACE */ 411189251Ssam#ifndef os_malloc 412189251Ssam#define os_malloc(s) malloc((s)) 413189251Ssam#endif 414189251Ssam#ifndef os_realloc 415189251Ssam#define os_realloc(p, s) realloc((p), (s)) 416189251Ssam#endif 417189251Ssam#ifndef os_free 418189251Ssam#define os_free(p) free((p)) 419189251Ssam#endif 420214734Srpaulo#ifndef os_strdup 421214734Srpaulo#ifdef _MSC_VER 422214734Srpaulo#define os_strdup(s) _strdup(s) 423214734Srpaulo#else 424214734Srpaulo#define os_strdup(s) strdup(s) 425214734Srpaulo#endif 426214734Srpaulo#endif 427214734Srpaulo#endif /* WPA_TRACE */ 428189251Ssam 429189251Ssam#ifndef os_memcpy 430189251Ssam#define os_memcpy(d, s, n) memcpy((d), (s), (n)) 431189251Ssam#endif 432189251Ssam#ifndef os_memmove 433189251Ssam#define os_memmove(d, s, n) memmove((d), (s), (n)) 434189251Ssam#endif 435189251Ssam#ifndef os_memset 436189251Ssam#define os_memset(s, c, n) memset(s, c, n) 437189251Ssam#endif 438189251Ssam#ifndef os_memcmp 439189251Ssam#define os_memcmp(s1, s2, n) memcmp((s1), (s2), (n)) 440189251Ssam#endif 441189251Ssam 442189251Ssam#ifndef os_strlen 443189251Ssam#define os_strlen(s) strlen(s) 444189251Ssam#endif 445189251Ssam#ifndef os_strcasecmp 446189251Ssam#ifdef _MSC_VER 447189251Ssam#define os_strcasecmp(s1, s2) _stricmp((s1), (s2)) 448189251Ssam#else 449189251Ssam#define os_strcasecmp(s1, s2) strcasecmp((s1), (s2)) 450189251Ssam#endif 451189251Ssam#endif 452189251Ssam#ifndef os_strncasecmp 453189251Ssam#ifdef _MSC_VER 454189251Ssam#define os_strncasecmp(s1, s2, n) _strnicmp((s1), (s2), (n)) 455189251Ssam#else 456189251Ssam#define os_strncasecmp(s1, s2, n) strncasecmp((s1), (s2), (n)) 457189251Ssam#endif 458189251Ssam#endif 459189251Ssam#ifndef os_strchr 460189251Ssam#define os_strchr(s, c) strchr((s), (c)) 461189251Ssam#endif 462189251Ssam#ifndef os_strcmp 463189251Ssam#define os_strcmp(s1, s2) strcmp((s1), (s2)) 464189251Ssam#endif 465189251Ssam#ifndef os_strncmp 466189251Ssam#define os_strncmp(s1, s2, n) strncmp((s1), (s2), (n)) 467189251Ssam#endif 468189251Ssam#ifndef os_strncpy 469189251Ssam#define os_strncpy(d, s, n) strncpy((d), (s), (n)) 470189251Ssam#endif 471189251Ssam#ifndef os_strrchr 472189251Ssam#define os_strrchr(s, c) strrchr((s), (c)) 473189251Ssam#endif 474189251Ssam#ifndef os_strstr 475189251Ssam#define os_strstr(h, n) strstr((h), (n)) 476189251Ssam#endif 477189251Ssam 478189251Ssam#ifndef os_snprintf 479189251Ssam#ifdef _MSC_VER 480189251Ssam#define os_snprintf _snprintf 481189251Ssam#else 482189251Ssam#define os_snprintf snprintf 483189251Ssam#endif 484189251Ssam#endif 485189251Ssam 486189251Ssam#endif /* OS_NO_C_LIB_DEFINES */ 487189251Ssam 488189251Ssam 489252726Srpaulostatic inline void * os_realloc_array(void *ptr, size_t nmemb, size_t size) 490252726Srpaulo{ 491252726Srpaulo if (size && nmemb > (~(size_t) 0) / size) 492252726Srpaulo return NULL; 493252726Srpaulo return os_realloc(ptr, nmemb * size); 494252726Srpaulo} 495252726Srpaulo 496252726Srpaulo 497189251Ssam/** 498189251Ssam * os_strlcpy - Copy a string with size bound and NUL-termination 499189251Ssam * @dest: Destination 500189251Ssam * @src: Source 501189251Ssam * @siz: Size of the target buffer 502189251Ssam * Returns: Total length of the target string (length of src) (not including 503189251Ssam * NUL-termination) 504189251Ssam * 505189251Ssam * This function matches in behavior with the strlcpy(3) function in OpenBSD. 506189251Ssam */ 507189251Ssamsize_t os_strlcpy(char *dest, const char *src, size_t siz); 508189251Ssam 509189251Ssam 510189251Ssam#ifdef OS_REJECT_C_LIB_FUNCTIONS 511189251Ssam#define malloc OS_DO_NOT_USE_malloc 512189251Ssam#define realloc OS_DO_NOT_USE_realloc 513189251Ssam#define free OS_DO_NOT_USE_free 514189251Ssam#define memcpy OS_DO_NOT_USE_memcpy 515189251Ssam#define memmove OS_DO_NOT_USE_memmove 516189251Ssam#define memset OS_DO_NOT_USE_memset 517189251Ssam#define memcmp OS_DO_NOT_USE_memcmp 518189251Ssam#undef strdup 519189251Ssam#define strdup OS_DO_NOT_USE_strdup 520189251Ssam#define strlen OS_DO_NOT_USE_strlen 521189251Ssam#define strcasecmp OS_DO_NOT_USE_strcasecmp 522189251Ssam#define strncasecmp OS_DO_NOT_USE_strncasecmp 523189251Ssam#undef strchr 524189251Ssam#define strchr OS_DO_NOT_USE_strchr 525189251Ssam#undef strcmp 526189251Ssam#define strcmp OS_DO_NOT_USE_strcmp 527189251Ssam#undef strncmp 528189251Ssam#define strncmp OS_DO_NOT_USE_strncmp 529189251Ssam#undef strncpy 530189251Ssam#define strncpy OS_DO_NOT_USE_strncpy 531189251Ssam#define strrchr OS_DO_NOT_USE_strrchr 532189251Ssam#define strstr OS_DO_NOT_USE_strstr 533189251Ssam#undef snprintf 534189251Ssam#define snprintf OS_DO_NOT_USE_snprintf 535189251Ssam 536189251Ssam#define strcpy OS_DO_NOT_USE_strcpy 537189251Ssam#endif /* OS_REJECT_C_LIB_FUNCTIONS */ 538189251Ssam 539189251Ssam#endif /* OS_H */ 540