#ifndef KERNEL_STRING_H
#define KERNEL_STRING_H

#include <types.h>

/** Integer to ascii */
char *itoa(int value, char *str, int base);

/** Fill memory with constant byte */
void *memset(void *dst, int c, size_t len);

/** Copy `len` bytes from `src` to `dst`. Undefined if regions overlap. */
void *memcpy(void *dst, const void *src, size_t len);

/** Copy `len` bytes from `src` to `dst`, safe for overlapping regions. */
void *memmove(void *dst, const void *src, size_t len);

/** Compare `len` bytes of `s1` and `s2`.
 *  Returns 0 if equal, <0 if s1 < s2, >0 if s1 > s2. */
int memcmp(const void *s1, const void *s2, size_t len);

/** Returns the length of a null-terminated string */
size_t strlen(const char *s);

/** Return length of string `s`, up to a max of `maxlen` bytes */
size_t strnlen(const char *s, size_t maxlen);

// TODO: These:
/*
int    strcmp(const char *s1, const char *s2);
int    strncmp(const char *s1, const char *s2, size_t n);

char  *strcpy(char *dst, const char *src);
char  *strncpy(char *dst, const char *src, size_t n);

char  *strchr(const char *s, int c);
char  *strrchr(const char *s, int c);
*/

#endif