Function encode_utf8_2

test/main.c:360–364

}

void encode_utf8_2(uint8_t *data, uint32_t i) {
    i = i & 0x7ff;
    data[0] = 0xc0 + (i >> 6);
    data[1] = 0x80 + (i & 0x3f);
}

void encode_utf8_3(uint8_t *data, uint32_t i) {
    i = i & 0xffff;