43     static inline uint8_t get_bits(const uint8_t * in, uint32_t bit_pos, uint8_t len);
44     static inline void bits_write(uint8_t * out, uint32_t bit_pos, uint8_t val, uint8_t len);
426 static inline uint8_t get_bits(const uint8_t * in, uint32_t bit_pos, uint8_t len)  in get_bits()  argument
429     switch(len) {  in get_bits()
446             bit_mask = (uint16_t)((uint16_t) 1 << len) - 1;  in get_bits()
452     if(bit_pos + len >= 8) {  in get_bits()
454         return (in16 >> (16 - bit_pos - len)) & bit_mask;  in get_bits()
457         return (in[byte_pos] >> (8 - bit_pos - len)) & bit_mask;  in get_bits()
469 static inline void bits_write(uint8_t * out, uint32_t bit_pos, uint8_t val, uint8_t len)  in bits_write()  argument
471     if(len == 3) {  in bits_write()
472         len = 4;  in bits_write()
503     bit_pos = 8 - bit_pos - len;  in bits_write()
505     uint8_t bit_mask = (uint16_t)((uint16_t) 1 << len) - 1;  in bits_write()