#ifndef _STRING_H_ #define _STRING_H_ #include "types.h" #ifdef __cplusplus extern "C" { #endif void *memcpy(void *dest, const void *src, size_t num); void *memset(void *dest, int ch, size_t count); size_t strlen(const char *s); char *strcpy(char *dest, const char *src); char *strncpy(char *dest, const char *src, size_t num); int strcmp(const char *s1, const char *s2); int strncmp(const char *s1, const char *s2, size_t n); char *strncat(char *dest, const char *src, size_t n); #ifdef __cplusplus } #endif #endif