#include "types.h"
#include "utils/mem.h"

void kmemset(void* ptr, u8 byte, u32 size) {
    u8* char_ptr = (u8*)ptr;
    
    for (u32 i = 0; i < size; i++)
        char_ptr[i] = byte;
}

void kmemcpy(const void* src, void* dest, u32 size) {
    const u8* char_src = (u8*)src;
    u8* char_dest = (u8*)dest;

    for (u32 i = 0; i < size; i++)
        char_dest[i] = char_src[i];
}

void kmemzero(void* ptr, u32 size) {
    kmemset(ptr, '\0', size);
}

void kmemmove(const void* src, void* dest, u32 size) {
    u8* d = (u8*)dest;
    const u8* s = (u8*)src;

    if (d < s) {
        for (u32 i = 0; i < size; i++)
            d[i] = s[i];
    } else {
        for (u32 i = size; i > 0; i--)
            d[i-1] = s[i-1];
    }
}