nginx: src/http/v2/ngx_http

author	Valentin Bartenev <vbart@nginx.com>
date	Fri, 11 Sep 2015 20:13:06 +0300
parents
children	081a073e5164

rev	line source
6246 257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1 /*
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2 * Copyright (C) Nginx, Inc.
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	3 * Copyright (C) Valentin V. Bartenev
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	4 */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	5
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	6
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	7 #ifndef _NGX_HTTP_V2_H_INCLUDED_
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	8 #define _NGX_HTTP_V2_H_INCLUDED_
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	9
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	10
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	11 #include <ngx_config.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	12 #include <ngx_core.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	13 #include <ngx_http.h>
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	14
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	15
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	16 #define NGX_HTTP_V2_ALPN_ADVERTISE "\x02h2"
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	17 #define NGX_HTTP_V2_NPN_ADVERTISE NGX_HTTP_V2_ALPN_ADVERTISE
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	18
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	19 #define NGX_HTTP_V2_STATE_BUFFER_SIZE 16
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	20
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	21 #define NGX_HTTP_V2_MAX_FRAME_SIZE ((1 << 24) - 1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	22
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	23 #define NGX_HTTP_V2_INT_OCTETS 4
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	24 #define NGX_HTTP_V2_MAX_FIELD ((1 << NGX_HTTP_V2_INT_OCTETS * 7) - 1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	25
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	26 #define NGX_HTTP_V2_DATA_DISCARD 1
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	27 #define NGX_HTTP_V2_DATA_ERROR 2
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	28 #define NGX_HTTP_V2_DATA_INTERNAL_ERROR 3
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	29
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	30 #define NGX_HTTP_V2_FRAME_HEADER_SIZE 9
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	31
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	32 /* frame types */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	33 #define NGX_HTTP_V2_DATA_FRAME 0x0
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	34 #define NGX_HTTP_V2_HEADERS_FRAME 0x1
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	35 #define NGX_HTTP_V2_PRIORITY_FRAME 0x2
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	36 #define NGX_HTTP_V2_RST_STREAM_FRAME 0x3
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	37 #define NGX_HTTP_V2_SETTINGS_FRAME 0x4
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	38 #define NGX_HTTP_V2_PUSH_PROMISE_FRAME 0x5
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	39 #define NGX_HTTP_V2_PING_FRAME 0x6
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	40 #define NGX_HTTP_V2_GOAWAY_FRAME 0x7
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	41 #define NGX_HTTP_V2_WINDOW_UPDATE_FRAME 0x8
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	42 #define NGX_HTTP_V2_CONTINUATION_FRAME 0x9
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	43
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	44 /* frame flags */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	45 #define NGX_HTTP_V2_NO_FLAG 0x00
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	46 #define NGX_HTTP_V2_ACK_FLAG 0x01
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	47 #define NGX_HTTP_V2_END_STREAM_FLAG 0x01
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	48 #define NGX_HTTP_V2_END_HEADERS_FLAG 0x04
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	49 #define NGX_HTTP_V2_PADDED_FLAG 0x08
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	50 #define NGX_HTTP_V2_PRIORITY_FLAG 0x20
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	51
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	52
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	53 typedef struct ngx_http_v2_connection_s ngx_http_v2_connection_t;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	54 typedef struct ngx_http_v2_node_s ngx_http_v2_node_t;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	55 typedef struct ngx_http_v2_out_frame_s ngx_http_v2_out_frame_t;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	56
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	57
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	58 typedef u_char (ngx_http_v2_handler_pt) (ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	59 u_char pos, u_char end);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	60
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	61
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	62 typedef struct {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	63 ngx_str_t name;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	64 ngx_str_t value;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	65 } ngx_http_v2_header_t;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	66
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	67
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	68 typedef struct {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	69 ngx_uint_t sid;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	70 size_t length;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	71 size_t padding;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	72 unsigned flags:8;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	73
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	74 unsigned incomplete:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	75
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	76 /* HPACK */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	77 unsigned parse_name:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	78 unsigned parse_value:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	79 unsigned index:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	80 ngx_http_v2_header_t header;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	81 size_t header_limit;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	82 size_t field_limit;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	83 u_char field_state;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	84 u_char *field_start;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	85 u_char *field_end;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	86 size_t field_rest;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	87 ngx_pool_t *pool;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	88
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	89 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	90
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	91 u_char buffer[NGX_HTTP_V2_STATE_BUFFER_SIZE];
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	92 size_t buffer_used;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	93 ngx_http_v2_handler_pt handler;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	94 } ngx_http_v2_state_t;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	95
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	96
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	97
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	98 typedef struct {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	99 ngx_http_v2_header_t **entries;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	100
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	101 ngx_uint_t added;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	102 ngx_uint_t deleted;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	103 ngx_uint_t reused;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	104 ngx_uint_t allocated;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	105
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	106 size_t size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	107 size_t free;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	108 u_char *storage;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	109 u_char *pos;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	110 } ngx_http_v2_hpack_t;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	111
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	112
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	113 struct ngx_http_v2_connection_s {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	114 ngx_connection_t *connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	115 ngx_http_connection_t *http_connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	116
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	117 ngx_uint_t processing;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	118
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	119 size_t send_window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	120 size_t recv_window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	121 size_t init_window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	122
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	123 size_t frame_size;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	124
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	125 ngx_queue_t waiting;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	126
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	127 ngx_http_v2_state_t state;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	128
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	129 ngx_http_v2_hpack_t hpack;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	130
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	131 ngx_pool_t *pool;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	132
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	133 ngx_http_v2_out_frame_t *free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	134 ngx_connection_t *free_fake_connections;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	135
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	136 ngx_http_v2_node_t **streams_index;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	137
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	138 ngx_http_v2_out_frame_t *last_out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	139
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	140 ngx_queue_t posted;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	141 ngx_queue_t dependencies;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	142 ngx_queue_t closed;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	143
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	144 ngx_uint_t last_sid;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	145
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	146 unsigned closed_nodes:8;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	147 unsigned blocked:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	148 };
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	149
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	150
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	151 struct ngx_http_v2_node_s {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	152 ngx_uint_t id;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	153 ngx_http_v2_node_t *index;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	154 ngx_http_v2_node_t *parent;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	155 ngx_queue_t queue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	156 ngx_queue_t children;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	157 ngx_queue_t reuse;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	158 ngx_uint_t rank;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	159 ngx_uint_t weight;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	160 double rel_weight;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	161 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	162 };
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	163
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	164
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	165 struct ngx_http_v2_stream_s {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	166 ngx_http_request_t *request;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	167 ngx_http_v2_connection_t *connection;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	168 ngx_http_v2_node_t *node;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	169
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	170 ngx_uint_t header_buffers;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	171 ngx_uint_t queued;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	172
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	173 /*
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	174 * A change to SETTINGS_INITIAL_WINDOW_SIZE could cause the
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	175 * send_window to become negative, hence it's signed.
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	176 */
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	177 ssize_t send_window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	178 size_t recv_window;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	179
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	180 ngx_http_v2_out_frame_t *free_frames;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	181 ngx_chain_t *free_data_headers;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	182 ngx_chain_t *free_bufs;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	183
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	184 ngx_queue_t queue;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	185
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	186 ngx_array_t *cookies;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	187
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	188 size_t header_limit;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	189
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	190 unsigned handled:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	191 unsigned blocked:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	192 unsigned exhausted:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	193 unsigned end_headers:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	194 unsigned in_closed:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	195 unsigned out_closed:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	196 unsigned skip_data:2;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	197 };
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	198
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	199
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	200 struct ngx_http_v2_out_frame_s {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	201 ngx_http_v2_out_frame_t *next;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	202 ngx_chain_t *first;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	203 ngx_chain_t *last;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	204 ngx_int_t (handler)(ngx_http_v2_connection_t h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	205 ngx_http_v2_out_frame_t *frame);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	206
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	207 ngx_http_v2_stream_t *stream;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	208 size_t length;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	209
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	210 unsigned blocked:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	211 unsigned fin:1;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	212 };
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	213
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	214
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	215 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	216 ngx_http_v2_queue_frame(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	217 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	218 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	219 ngx_http_v2_out_frame_t **out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	220
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	221 for (out = &h2c->last_out; out; out = &(out)->next) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	222
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	223 if ((out)->blocked \|\| (out)->stream == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	224 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	225 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	226
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	227 if ((*out)->stream->node->rank < frame->stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	228 \|\| ((*out)->stream->node->rank == frame->stream->node->rank
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	229 && (*out)->stream->node->rel_weight
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	230 >= frame->stream->node->rel_weight))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	231 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	232 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	233 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	234 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	235
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	236 frame->next = *out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	237 *out = frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	238 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	239
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	240
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	241 static ngx_inline void
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	242 ngx_http_v2_queue_blocked_frame(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	243 ngx_http_v2_out_frame_t *frame)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	244 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	245 ngx_http_v2_out_frame_t **out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	246
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	247 for (out = &h2c->last_out; out; out = &(out)->next)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	248 {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	249 if ((out)->blocked \|\| (out)->stream == NULL) {
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	250 break;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	251 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	252 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	253
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	254 frame->next = *out;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	255 *out = frame;
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	256 }
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	257
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	258
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	259 void ngx_http_v2_init(ngx_event_t *rev);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	260 void ngx_http_v2_request_headers_init(void);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	261
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	262 ngx_int_t ngx_http_v2_read_request_body(ngx_http_request_t *r,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	263 ngx_http_client_body_handler_pt post_handler);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	264
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	265 void ngx_http_v2_close_stream(ngx_http_v2_stream_t *stream, ngx_int_t rc);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	266
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	267 ngx_int_t ngx_http_v2_send_output_queue(ngx_http_v2_connection_t *h2c);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	268
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	269
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	270 ngx_int_t ngx_http_v2_get_indexed_header(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	271 ngx_uint_t index, ngx_uint_t name_only);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	272 ngx_int_t ngx_http_v2_add_header(ngx_http_v2_connection_t *h2c,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	273 ngx_http_v2_header_t *header);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	274 ngx_int_t ngx_http_v2_table_size(ngx_http_v2_connection_t *h2c, size_t size);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	275
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	276
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	277 ngx_int_t ngx_http_v2_huff_decode(u_char state, u_char src, size_t len,
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	278 u_char *dst, ngx_uint_t last, ngx_log_t log);
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	279
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	280
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	281 #define ngx_http_v2_prefix(bits) ((1 << (bits)) - 1)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	282
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	283
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	284 #if (NGX_HAVE_NONALIGNED)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	285
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	286 #define ngx_http_v2_parse_uint16(p) ntohs((uint16_t ) (p))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	287 #define ngx_http_v2_parse_uint32(p) ntohl((uint32_t ) (p))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	288
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	289 #else
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	290
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	291 #define ngx_http_v2_parse_uint16(p) ((p)[0] << 8 \| (p)[1])
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	292 #define ngx_http_v2_parse_uint32(p) \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	293 ((p)[0] << 24 \| (p)[1] << 16 \| (p)[2] << 8 \| (p)[3])
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	294
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	295 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	296
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	297 #define ngx_http_v2_parse_length(p) ((p) >> 8)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	298 #define ngx_http_v2_parse_type(p) ((p) & 0xff)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	299 #define ngx_http_v2_parse_sid(p) (ngx_http_v2_parse_uint32(p) & 0x7fffffff)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	300 #define ngx_http_v2_parse_window(p) (ngx_http_v2_parse_uint32(p) & 0x7fffffff)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	301
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	302
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	303 #define ngx_http_v2_write_uint16_aligned(p, s) \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	304 ((uint16_t ) (p) = htons((uint16_t) (s)), (p) + sizeof(uint16_t))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	305 #define ngx_http_v2_write_uint32_aligned(p, s) \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	306 ((uint32_t ) (p) = htonl((uint32_t) (s)), (p) + sizeof(uint32_t))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	307
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	308 #if (NGX_HAVE_NONALIGNED)
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	309
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	310 #define ngx_http_v2_write_uint16 ngx_http_v2_write_uint16_aligned
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	311 #define ngx_http_v2_write_uint32 ngx_http_v2_write_uint32_aligned
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	312
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	313 #else
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	314
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	315 #define ngx_http_v2_write_uint16(p, s) \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	316 ((p)[0] = (u_char) ((s) >> 8), \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	317 (p)[1] = (u_char) (s), \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	318 (p) + sizeof(uint16_t))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	319
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	320 #define ngx_http_v2_write_uint32(p, s) \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	321 ((p)[0] = (u_char) ((s) >> 24), \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	322 (p)[1] = (u_char) ((s) >> 16), \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	323 (p)[2] = (u_char) ((s) >> 8), \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	324 (p)[3] = (u_char) (s), \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	325 (p) + sizeof(uint32_t))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	326
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	327 #endif
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	328
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	329 #define ngx_http_v2_write_len_and_type(p, l, t) \
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	330 ngx_http_v2_write_uint32_aligned(p, (l) << 8 \| (t))
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	331
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	332 #define ngx_http_v2_write_sid ngx_http_v2_write_uint32
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	333
257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241). Valentin Bartenev <vbart@nginx.com> parents: diff changeset	334 #endif /* _NGX_HTTP_V2_H_INCLUDED_ */

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257b51c37c5a The HTTP/2 implementation (RFC 7240, 7241).