mikeash

struct DecodeResult {
    uint32_t codepoint;
    uint32_t decodedBytes;
};

static inline struct DecodeResult DecodeOneUTF8(const uint8_t *utf8) {
    static uint8_t byteCountTable[16] = {
        // 0xxx
        [0x0] = 1,
        [0x1] = 1,