#include <unistd.h>

void write_hex(long valeur, int largeur) {
    char hex_digits[] = "0123456789abcdef";
    char buffer[largeur];
    for (int i = largeur - 1; i >= 0; --i) {
        buffer[i] = hex_digits[valeur % 16];
        valeur /= 16;
    }
    write(1, buffer, largeur);
}

void write_byte_as_hex(char byte) {
    char hex_digits[] = "0123456789abcdef";
    char paire_hex[2] = { hex_digits[byte / 16], hex_digits[byte % 16] };
    write(1, paire_hex, 2);
}

void write_char(char caractere) {
    if (caractere >= 32 && caractere <= 126) {
        write(1, &caractere, 1);
    } else {
        char point = '.';
        write(1, &point, 1);
    }
}

void ft_print_memory(void *addr, unsigned int size) {
    char *ptr = addr;
    long addr_debut = (long)addr;

    for (size_t i = 0; i < size; i += 16) {
        write_hex(addr_debut + i, 16);
        write(1, ": ", 2);

    for (size_t j = 0; j < 16; ++j) {
            if (i + j < size) {
                write_byte_as_hex(ptr[i + j]);
            } else {
                write(1, " ", 2);
            }
            if (j % 2 == 1) {
                write(1, " ", 1);
            }
        }

    for (size_t j = 0; j < 16; ++j) {
            if (i + j < size) {
                write_char(ptr[i + j]);
            } else {
                char space = ' ';
                write(1, &space, 1);
            }
        }
        write(1, "\n", 1);
    }
}

int main() {
    char *mot = "Bonjour les aminches\t\n\tc  est fou\ttout\tce qu on peut faire avec\t\n\tprint_memory\n\n\n\tlol.lol\n \0";
    ft_print_memory(mot,92);
    return 0;
}