src/include/string.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #ifndef STRING_H
   4 #define STRING_H
   5
   6 #include <stdarg.h> /* IWYU pragma: export */
   7 #include <stddef.h>
   8 #include <stdio.h> /* IWYU pragma: export */
   9
  10 void *memcpy(void *dest, const void *src, size_t n);
  11 void *memmove(void *dest, const void *src, size_t n);
  12 void *memset(void *s, int c, size_t n);
  13 int memcmp(const void *s1, const void *s2, size_t n);
  14 void *memchr(const void *s, int c, size_t n);
  15 char *strdup(const char *s);
  16 char *strconcat(const char *s1, const char *s2);
  17 size_t strnlen(const char *src, size_t max);
  18 size_t strlen(const char *src);
  19 char *strchr(const char *s, int c);
  20 char *strncpy(char *to, const char *from, int count);
  21 char *strcpy(char *dst, const char *src);
  22 int strcmp(const char *s1, const char *s2);
  23 int strncmp(const char *s1, const char *s2, int maxlen);
  24 int strspn(const char *str, const char *spn);
  25 int strcspn(const char *str, const char *spn);
  26 char *strstr(const char *haystack, const char *needle);
  27 char *strtok_r(char *str, const char *delim, char **ptr);
  28 char *strtok(char *str, const char *delim);
  29 long atol(const char *str);
  30
  31 /**
  32  * Find a character in a string.
  33  *
  34  * @param s The string.
  35  * @param c The character.
  36  * @return A pointer to the last occurrence of the character in the
  37  * string, or NULL if the character was not encountered within the string.
  38  */
  39 char *strrchr(const char *s, int c);
  40
  41 /*
  42  * Parses an unsigned integer and moves the input pointer forward to the first
  43  * character that's not a valid digit. s and *s must not be NULL. Result
  44  * undefined if it overruns the return type size.
  45  */
  46 unsigned int skip_atoi(char **s);
  47
  48 #endif /* STRING_H */