LXR uboot/include/linux/string.h

   1#ifndef _LINUX_STRING_H_
   2#define _LINUX_STRING_H_
   3
   4#include <linux/types.h>        /* for size_t */
   5#include <linux/stddef.h>       /* for NULL */
   6
   7#ifdef __cplusplus
   8extern "C" {
   9#endif
  10
  11extern char * ___strtok;
  12extern char * strpbrk(const char *,const char *);
  13extern char * strtok(char *,const char *);
  14extern char * strsep(char **,const char *);
  15extern __kernel_size_t strspn(const char *,const char *);
  16
  17
  18/*
  19 * Include machine specific inline routines
  20 */
  21#include <asm/string.h>
  22
  23#ifndef __HAVE_ARCH_STRCPY
  24extern char * strcpy(char *,const char *);
  25#endif
  26#ifndef __HAVE_ARCH_STRNCPY
  27extern char * strncpy(char *,const char *, __kernel_size_t);
  28#endif
  29#ifndef __HAVE_ARCH_STRLCPY
  30size_t strlcpy(char *, const char *, size_t);
  31#endif
  32#ifndef __HAVE_ARCH_STRCAT
  33extern char * strcat(char *, const char *);
  34#endif
  35#ifndef __HAVE_ARCH_STRNCAT
  36extern char * strncat(char *, const char *, __kernel_size_t);
  37#endif
  38#ifndef __HAVE_ARCH_STRLCAT
  39size_t strlcat(char *, const char *, size_t);
  40#endif
  41#ifndef __HAVE_ARCH_STRCMP
  42extern int strcmp(const char *,const char *);
  43#endif
  44#ifndef __HAVE_ARCH_STRNCMP
  45extern int strncmp(const char *,const char *,__kernel_size_t);
  46#endif
  47#ifndef __HAVE_ARCH_STRCASECMP
  48int strcasecmp(const char *s1, const char *s2);
  49#endif
  50#ifndef __HAVE_ARCH_STRNCASECMP
  51extern int strncasecmp(const char *s1, const char *s2, __kernel_size_t len);
  52#endif
  53#ifndef __HAVE_ARCH_STRCHR
  54extern char * strchr(const char *,int);
  55#endif
  56
  57/**
  58 * strchrnul() - return position of a character in the string, or end of string
  59 *
  60 * The strchrnul() function is like strchr() except that if c is not found
  61 * in s, then it returns a pointer to the nul byte at the end of s, rather than
  62 * NULL
  63 * @s: string to search
  64 * @c: character to search for
  65 * @return position of @c in @s, or end of @s if not found
  66 */
  67const char *strchrnul(const char *s, int c);
  68
  69#ifndef __HAVE_ARCH_STRRCHR
  70extern char * strrchr(const char *,int);
  71#endif
  72#include <linux/linux_string.h>
  73#ifndef __HAVE_ARCH_STRSTR
  74extern char * strstr(const char *,const char *);
  75#endif
  76#ifndef __HAVE_ARCH_STRLEN
  77extern __kernel_size_t strlen(const char *);
  78#endif
  79#ifndef __HAVE_ARCH_STRNLEN
  80extern __kernel_size_t strnlen(const char *,__kernel_size_t);
  81#endif
  82
  83#ifndef __HAVE_ARCH_STRCSPN
  84/**
  85 * strcspn() - find span of string without given characters
  86 *
  87 * Calculates the length of the initial segment of @s which consists entirely
  88 * of bsytes not in reject.
  89 *
  90 * @s: string to search
  91 * @reject: strings which cause the search to halt
  92 * @return number of characters at the start of @s which are not in @reject
  93 */
  94size_t strcspn(const char *s, const char *reject);
  95#endif
  96
  97#ifdef CONFIG_SANDBOX
  98# define strdup         sandbox_strdup
  99# define strndup                sandbox_strndup
 100#endif
 101
 102#ifndef __HAVE_ARCH_STRDUP
 103extern char * strdup(const char *);
 104extern char * strndup(const char *, size_t);
 105#endif
 106#ifndef __HAVE_ARCH_STRSWAB
 107extern char * strswab(const char *);
 108#endif
 109
 110#ifndef __HAVE_ARCH_MEMSET
 111extern void * memset(void *,int,__kernel_size_t);
 112#endif
 113#ifndef __HAVE_ARCH_MEMCPY
 114extern void * memcpy(void *,const void *,__kernel_size_t);
 115#endif
 116#ifndef __HAVE_ARCH_MEMMOVE
 117extern void * memmove(void *,const void *,__kernel_size_t);
 118#endif
 119#ifndef __HAVE_ARCH_MEMSCAN
 120extern void * memscan(void *,int,__kernel_size_t);
 121#endif
 122#ifndef __HAVE_ARCH_MEMCMP
 123extern int memcmp(const void *,const void *,__kernel_size_t);
 124#endif
 125#ifndef __HAVE_ARCH_MEMCHR
 126extern void * memchr(const void *,int,__kernel_size_t);
 127#endif
 128#ifndef __HAVE_ARCH_MEMCHR_INV
 129void *memchr_inv(const void *, int, size_t);
 130#endif
 131
 132/**
 133 * memdup() - allocate a buffer and copy in the contents
 134 *
 135 * Note that this returns a valid pointer even if @len is 0
 136 *
 137 * @src: data to copy in
 138 * @len: number of bytes to copy
 139 * @return allocated buffer with the copied contents, or NULL if not enough
 140 *      memory is available
 141 *
 142 */
 143char *memdup(const void *src, size_t len);
 144
 145unsigned long ustrtoul(const char *cp, char **endp, unsigned int base);
 146unsigned long long ustrtoull(const char *cp, char **endp, unsigned int base);
 147
 148#ifdef __cplusplus
 149}
 150#endif
 151
 152#endif /* _LINUX_STRING_H_ */
 153