19 #ifndef GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_VARINT_H
20 #define GRPC_CORE_EXT_TRANSPORT_CHTTP2_TRANSPORT_VARINT_H
32 uint32_t tail_length);
37 #define GRPC_CHTTP2_MAX_IN_PREFIX(prefix_bits) \
38 ((uint32_t)((1 << (8 - (prefix_bits))) - 1))
41 #define GRPC_CHTTP2_VARINT_LENGTH(n, prefix_bits) \
42 ((n) < GRPC_CHTTP2_MAX_IN_PREFIX(prefix_bits) \
44 : grpc_chttp2_hpack_varint_length( \
45 (n)-GRPC_CHTTP2_MAX_IN_PREFIX(prefix_bits)))
47 #define GRPC_CHTTP2_WRITE_VARINT(n, prefix_bits, prefix_or, target, length) \
49 uint8_t* tgt = target; \
50 if ((length) == 1u) { \
51 (tgt)[0] = (uint8_t)((prefix_or) | (n)); \
54 (prefix_or) | (uint8_t)GRPC_CHTTP2_MAX_IN_PREFIX(prefix_bits); \
55 grpc_chttp2_hpack_write_varint_tail( \
56 (n)-GRPC_CHTTP2_MAX_IN_PREFIX(prefix_bits), (tgt) + 1, (length)-1); \
void grpc_chttp2_hpack_write_varint_tail(uint32_t tail_value, uint8_t *target, uint32_t tail_length)
Definition: varint.cc:37
uint32_t grpc_chttp2_hpack_varint_length(uint32_t tail_value)
Definition: varint.cc:23