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Simple HTTP client with HTTP/1.1, HTTP/2, and HTTP/3 support

Security advisory: This version has known vulnerabilities. View advisories
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hackney c_src lsquic src liblsquic lsquic_frame_writer.h
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c_src/lsquic/src/liblsquic/lsquic_frame_writer.h 

/* Copyright (c) 2017 - 2022 LiteSpeed Technologies Inc.  See LICENSE. */

/*

 * lsquic_frame_writer.h -- write frames to HEADERS stream.

 */



#ifndef LSQUIC_FRAME_WRITER_H

#define LSQUIC_FRAME_WRITER_H 1



#include <stddef.h>

#include <stdint.h>



struct iovec;

struct lshpack_enc;

struct lsquic_mm;

struct lsquic_frame_writer;

struct lsquic_stream;

struct lsquic_reader;

struct lsquic_http_headers;

struct lsquic_http2_setting;

#if LSQUIC_CONN_STATS

struct conn_stats;

#endif



typedef ssize_t (*fw_writef_f)(struct lsquic_stream *, struct lsquic_reader *);



struct lsquic_frame_writer *

lsquic_frame_writer_new (struct lsquic_mm *, struct lsquic_stream *,

                         unsigned max_frame_sz, struct lshpack_enc *,

                         fw_writef_f,

#if LSQUIC_CONN_STATS

                         struct conn_stats *,

#endif

                         int is_server);



void

lsquic_frame_writer_destroy (struct lsquic_frame_writer *);



int

lsquic_frame_writer_have_leftovers (const struct lsquic_frame_writer *);



int

lsquic_frame_writer_flush (struct lsquic_frame_writer *);



int

lsquic_frame_writer_write_headers (struct lsquic_frame_writer *,

                                   lsquic_stream_id_t stream_id,

                                   const struct lsquic_http_headers *,

                                   int eos, unsigned weight);



int

lsquic_frame_writer_write_settings (struct lsquic_frame_writer *,

    const struct lsquic_http2_setting *, unsigned n_settings);



int

lsquic_frame_writer_write_priority (struct lsquic_frame_writer *,

                lsquic_stream_id_t stream_id, int exclusive,

                lsquic_stream_id_t stream_dep_id, unsigned priority);



int

lsquic_frame_writer_write_promise (struct lsquic_frame_writer *,

        lsquic_stream_id_t stream_id, lsquic_stream_id_t promised_stream_id,

        const struct lsquic_http_headers *headers);



void

lsquic_frame_writer_max_header_list_size (struct lsquic_frame_writer *,

                                          uint32_t max_size);



size_t

lsquic_frame_writer_mem_used (const struct lsquic_frame_writer *);



#endif