Function ff_data_to_hex

libavformat/utils.c:458–477

}

char *ff_data_to_hex(char *buff, const uint8_t *src, int s, int lowercase)
{
    static const char hex_table_uc[16] = { '0', '1', '2', '3',
                                           '4', '5', '6', '7',
                                           '8', '9', 'A', 'B',
                                           'C', 'D', 'E', 'F' };
    static const char hex_table_lc[16] = { '0', '1', '2', '3',
                                           '4', '5', '6', '7',
                                           '8', '9', 'a', 'b',
                                           'c', 'd', 'e', 'f' };
    const char *hex_table = lowercase ? hex_table_lc : hex_table_uc;

    for (int i = 0; i < s; i++) {
        buff[i * 2]     = hex_table[src[i] >> 4];
        buff[i * 2 + 1] = hex_table[src[i] & 0xF];
    }
    buff[2 * s] = '\0';

    return buff;
}

int ff_hex_to_data(uint8_t *data, const char *p)
{