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/*
* Copyright (C) 2020 CZ.NIC, z.s.p.o
*
* Initial Author: Jan Hák <jan.hak@nic.cz>
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#pragma once
#include <uv.h>
#include <libknot/packet/pkt.h>
#if ENABLE_DOH2
#include <nghttp2/nghttp2.h>
#endif
#include "lib/generic/queue.h"
/** Transport session (opaque). */
struct session;
typedef ssize_t(*http_send_callback)(const uint8_t *buffer,
const size_t buffer_len,
struct session *session);
typedef queue_t(int32_t) queue_int32_t;
typedef enum {
HTTP_METHOD_NONE = 0,
HTTP_METHOD_GET = 1,
HTTP_METHOD_POST = 2,
} http_method_t;
struct http_ctx {
struct nghttp2_session *h2;
http_send_callback send_cb;
struct session *session;
queue_int32_t streams; /* IDs of streams present in the buffer. */
int32_t incomplete_stream;
ssize_t submitted;
http_method_t current_method;
char *uri_path;
uint8_t *buf; /* Part of the wire_buf that belongs to current HTTP/2 stream. */
ssize_t buf_pos;
ssize_t buf_size;
};
#if ENABLE_DOH2
struct http_ctx* http_new(struct session *session, http_send_callback send_cb);
ssize_t http_process_input_data(struct session *session, const uint8_t *buf, ssize_t nread);
int http_write(uv_write_t *req, uv_handle_t *handle, knot_pkt_t* pkt, int32_t stream_id,
uv_write_cb on_write);
void http_free(struct http_ctx *ctx);
#endif
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