lsquic_frame_writer.h revision 229fce07
1229fce07SDmitri Tikhonov/* Copyright (c) 2017 - 2019 LiteSpeed Technologies Inc. See LICENSE. */ 250aadb33SDmitri Tikhonov/* 350aadb33SDmitri Tikhonov * lsquic_frame_writer.h -- write frames to HEADERS stream. 450aadb33SDmitri Tikhonov */ 550aadb33SDmitri Tikhonov 650aadb33SDmitri Tikhonov#ifndef LSQUIC_FRAME_WRITER_H 750aadb33SDmitri Tikhonov#define LSQUIC_FRAME_WRITER_H 1 850aadb33SDmitri Tikhonov 950aadb33SDmitri Tikhonov#include <stddef.h> 1050aadb33SDmitri Tikhonov#include <stdint.h> 1150aadb33SDmitri Tikhonov 123b55e6aeSDmitri Tikhonov#define MAX_HEADERS_SIZE (64 * 1024) 133b55e6aeSDmitri Tikhonov 1450aadb33SDmitri Tikhonovstruct iovec; 15bea64822SDmitri Tikhonovstruct lshpack_enc; 1650aadb33SDmitri Tikhonovstruct lsquic_mm; 1750aadb33SDmitri Tikhonovstruct lsquic_frame_writer; 1850aadb33SDmitri Tikhonovstruct lsquic_stream; 1950aadb33SDmitri Tikhonovstruct lsquic_http_headers; 2050aadb33SDmitri Tikhonovstruct lsquic_http2_setting; 2150aadb33SDmitri Tikhonov 2250aadb33SDmitri Tikhonovtypedef ssize_t (*fw_write_f)(struct lsquic_stream *, const void *, size_t); 2350aadb33SDmitri Tikhonov 2450aadb33SDmitri Tikhonovstruct lsquic_frame_writer * 2550aadb33SDmitri Tikhonovlsquic_frame_writer_new (struct lsquic_mm *, struct lsquic_stream *, 26bea64822SDmitri Tikhonov unsigned max_frame_sz, struct lshpack_enc *, 27c51ce338SDmitri Tikhonov fw_write_f, int is_server); 2850aadb33SDmitri Tikhonov 2950aadb33SDmitri Tikhonovvoid 3050aadb33SDmitri Tikhonovlsquic_frame_writer_destroy (struct lsquic_frame_writer *); 3150aadb33SDmitri Tikhonov 3250aadb33SDmitri Tikhonovint 3350aadb33SDmitri Tikhonovlsquic_frame_writer_have_leftovers (const struct lsquic_frame_writer *); 3450aadb33SDmitri Tikhonov 3550aadb33SDmitri Tikhonovint 3650aadb33SDmitri Tikhonovlsquic_frame_writer_flush (struct lsquic_frame_writer *); 3750aadb33SDmitri Tikhonov 3850aadb33SDmitri Tikhonovint 3950aadb33SDmitri Tikhonovlsquic_frame_writer_write_headers (struct lsquic_frame_writer *, 4050aadb33SDmitri Tikhonov uint32_t stream_id, 4150aadb33SDmitri Tikhonov const struct lsquic_http_headers *, 4250aadb33SDmitri Tikhonov int eos, unsigned weight); 4350aadb33SDmitri Tikhonov 4450aadb33SDmitri Tikhonovint 4550aadb33SDmitri Tikhonovlsquic_frame_writer_write_settings (struct lsquic_frame_writer *, 4650aadb33SDmitri Tikhonov const struct lsquic_http2_setting *, unsigned n_settings); 4750aadb33SDmitri Tikhonov 4850aadb33SDmitri Tikhonovint 4950aadb33SDmitri Tikhonovlsquic_frame_writer_write_priority (struct lsquic_frame_writer *, 5050aadb33SDmitri Tikhonov uint32_t stream_id, int exclusive, uint32_t stream_dep_id, 5150aadb33SDmitri Tikhonov unsigned priority); 5250aadb33SDmitri Tikhonov 5350aadb33SDmitri Tikhonovint 5450aadb33SDmitri Tikhonovlsquic_frame_writer_write_promise (struct lsquic_frame_writer *, 5550aadb33SDmitri Tikhonov uint32_t stream_id, uint32_t promised_stream_id, 5650aadb33SDmitri Tikhonov const struct iovec *path, const struct iovec *host, 5750aadb33SDmitri Tikhonov const struct lsquic_http_headers *headers); 5850aadb33SDmitri Tikhonov 5950aadb33SDmitri Tikhonovvoid 6050aadb33SDmitri Tikhonovlsquic_frame_writer_max_header_list_size (struct lsquic_frame_writer *, 6150aadb33SDmitri Tikhonov uint32_t max_size); 6250aadb33SDmitri Tikhonov 63c51ce338SDmitri Tikhonovsize_t 64c51ce338SDmitri Tikhonovlsquic_frame_writer_mem_used (const struct lsquic_frame_writer *); 65c51ce338SDmitri Tikhonov 6650aadb33SDmitri Tikhonov#endif 67