/*
 * libc.c
 *
 *  Created on: Oct 11, 2018
 *      Author: rick
 */

#include "libc.h"

int memcpy(char *dst, char *src, int amount) {
    for (int i = 0; i < amount; i++) {
        dst[i] = src[i];
    }
    return 0;
}

int memset(char *dst, char data, int amount) {
    for (int i = 0; i < amount; ++i) {
        dst[i] = data;
    }
    return 0;
}

int itoa(int i, char *target) {
    target[0] = (char) (i % 10 + '0');
    target[1] = '\0';
    if (i > 9) {
        itoa(i / 10, target + 1);
    }
    return 0;
}

int strlen(char *str) {
    int length = 0;
    while (str[length] != 0) {
        length++;
    }
    return length;
}