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chromium / external / github.com / v8 / node / eb664c3b6df2ec618fa1c9339dbd418e858bfcfa / . / src / node_http2_state.h
blob: d21d0f9009607488c1f04633f2edfaf6b6e69f3d [file] [log] [blame]
Mike Kaufman35a526c2017-08-25 19:45:00[diff] [blame]1#ifndef SRC_NODE_HTTP2_STATE_H_
2#define SRC_NODE_HTTP2_STATE_H_
3
4#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
5
6#include "aliased_buffer.h"
7
8namespace node {
9namespace http2 {
10
11 enum Http2SettingsIndex {
12 IDX_SETTINGS_HEADER_TABLE_SIZE,
13 IDX_SETTINGS_ENABLE_PUSH,
14 IDX_SETTINGS_INITIAL_WINDOW_SIZE,
15 IDX_SETTINGS_MAX_FRAME_SIZE,
16 IDX_SETTINGS_MAX_CONCURRENT_STREAMS,
17 IDX_SETTINGS_MAX_HEADER_LIST_SIZE,
James M Snell0ad8c732018-10-05 22:09:07[diff] [blame]18 IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL,
Mike Kaufman35a526c2017-08-25 19:45:00[diff] [blame]19 IDX_SETTINGS_COUNT
20 };
21
22 enum Http2SessionStateIndex {
23 IDX_SESSION_STATE_EFFECTIVE_LOCAL_WINDOW_SIZE,
24 IDX_SESSION_STATE_EFFECTIVE_RECV_DATA_LENGTH,
25 IDX_SESSION_STATE_NEXT_STREAM_ID,
26 IDX_SESSION_STATE_LOCAL_WINDOW_SIZE,
27 IDX_SESSION_STATE_LAST_PROC_STREAM_ID,
28 IDX_SESSION_STATE_REMOTE_WINDOW_SIZE,
29 IDX_SESSION_STATE_OUTBOUND_QUEUE_SIZE,
30 IDX_SESSION_STATE_HD_DEFLATE_DYNAMIC_TABLE_SIZE,
31 IDX_SESSION_STATE_HD_INFLATE_DYNAMIC_TABLE_SIZE,
32 IDX_SESSION_STATE_COUNT
33 };
34
35 enum Http2StreamStateIndex {
36 IDX_STREAM_STATE,
37 IDX_STREAM_STATE_WEIGHT,
38 IDX_STREAM_STATE_SUM_DEPENDENCY_WEIGHT,
39 IDX_STREAM_STATE_LOCAL_CLOSE,
40 IDX_STREAM_STATE_REMOTE_CLOSE,
41 IDX_STREAM_STATE_LOCAL_WINDOW_SIZE,
42 IDX_STREAM_STATE_COUNT
43 };
44
45 enum Http2OptionsIndex {
46 IDX_OPTIONS_MAX_DEFLATE_DYNAMIC_TABLE_SIZE,
47 IDX_OPTIONS_MAX_RESERVED_REMOTE_STREAMS,
48 IDX_OPTIONS_MAX_SEND_HEADER_BLOCK_LENGTH,
49 IDX_OPTIONS_PEER_MAX_CONCURRENT_STREAMS,
50 IDX_OPTIONS_PADDING_STRATEGY,
James M Snell9f3d59e2017-11-01 18:48:11[diff] [blame]51 IDX_OPTIONS_MAX_HEADER_LIST_PAIRS,
James M Snell69e6c5a2017-11-15 18:55:31[diff] [blame]52 IDX_OPTIONS_MAX_OUTSTANDING_PINGS,
James M Snellbbaea122017-12-18 22:55:16[diff] [blame]53 IDX_OPTIONS_MAX_OUTSTANDING_SETTINGS,
James M Snell882e7ef2018-01-03 19:15:57[diff] [blame]54 IDX_OPTIONS_MAX_SESSION_MEMORY,
Mike Kaufman35a526c2017-08-25 19:45:00[diff] [blame]55 IDX_OPTIONS_FLAGS
56 };
57
58 enum Http2PaddingBufferFields {
59 PADDING_BUF_FRAME_LENGTH,
60 PADDING_BUF_MAX_PAYLOAD_LENGTH,
61 PADDING_BUF_RETURN_VALUE,
62 PADDING_BUF_FIELD_COUNT
63 };
64
James M Snella02fcd22018-01-06 19:50:58[diff] [blame]65 enum Http2StreamStatisticsIndex {
66 IDX_STREAM_STATS_ID,
67 IDX_STREAM_STATS_TIMETOFIRSTBYTE,
68 IDX_STREAM_STATS_TIMETOFIRSTHEADER,
69 IDX_STREAM_STATS_TIMETOFIRSTBYTESENT,
70 IDX_STREAM_STATS_SENTBYTES,
71 IDX_STREAM_STATS_RECEIVEDBYTES,
72 IDX_STREAM_STATS_COUNT
73 };
74
75 enum Http2SessionStatisticsIndex {
76 IDX_SESSION_STATS_TYPE,
77 IDX_SESSION_STATS_PINGRTT,
78 IDX_SESSION_STATS_FRAMESRECEIVED,
79 IDX_SESSION_STATS_FRAMESSENT,
80 IDX_SESSION_STATS_STREAMCOUNT,
81 IDX_SESSION_STATS_STREAMAVERAGEDURATION,
82 IDX_SESSION_STATS_DATA_SENT,
83 IDX_SESSION_STATS_DATA_RECEIVED,
84 IDX_SESSION_STATS_MAX_CONCURRENT_STREAMS,
85 IDX_SESSION_STATS_COUNT
86 };
87
Daniel Bevenius2c5b94f2018-04-30 13:12:57[diff] [blame]88class Http2State {
Mike Kaufman35a526c2017-08-25 19:45:00[diff] [blame]89 public:
Daniel Bevenius2c5b94f2018-04-30 13:12:57[diff] [blame]90 explicit Http2State(v8::Isolate* isolate) :
Mike Kaufman35a526c2017-08-25 19:45:00[diff] [blame]91 root_buffer(
92 isolate,
93 sizeof(http2_state_internal)),
94 session_state_buffer(
95 isolate,
96 offsetof(http2_state_internal, session_state_buffer),
97 IDX_SESSION_STATE_COUNT,
98 root_buffer),
99 stream_state_buffer(
100 isolate,
101 offsetof(http2_state_internal, stream_state_buffer),
102 IDX_STREAM_STATE_COUNT,
103 root_buffer),
James M Snella02fcd22018-01-06 19:50:58[diff] [blame]104 stream_stats_buffer(
105 isolate,
106 offsetof(http2_state_internal, stream_stats_buffer),
107 IDX_STREAM_STATS_COUNT,
108 root_buffer),
109 session_stats_buffer(
110 isolate,
111 offsetof(http2_state_internal, session_stats_buffer),
112 IDX_SESSION_STATS_COUNT,
113 root_buffer),
Mike Kaufman35a526c2017-08-25 19:45:00[diff] [blame]114 padding_buffer(
115 isolate,
116 offsetof(http2_state_internal, padding_buffer),
117 PADDING_BUF_FIELD_COUNT,
118 root_buffer),
119 options_buffer(
120 isolate,
121 offsetof(http2_state_internal, options_buffer),
122 IDX_OPTIONS_FLAGS + 1,
123 root_buffer),
124 settings_buffer(
125 isolate,
126 offsetof(http2_state_internal, settings_buffer),
127 IDX_SETTINGS_COUNT + 1,
128 root_buffer) {
129 }
130
131 AliasedBuffer<uint8_t, v8::Uint8Array> root_buffer;
132 AliasedBuffer<double, v8::Float64Array> session_state_buffer;
133 AliasedBuffer<double, v8::Float64Array> stream_state_buffer;
James M Snella02fcd22018-01-06 19:50:58[diff] [blame]134 AliasedBuffer<double, v8::Float64Array> stream_stats_buffer;
135 AliasedBuffer<double, v8::Float64Array> session_stats_buffer;
Mike Kaufman35a526c2017-08-25 19:45:00[diff] [blame]136 AliasedBuffer<uint32_t, v8::Uint32Array> padding_buffer;
137 AliasedBuffer<uint32_t, v8::Uint32Array> options_buffer;
138 AliasedBuffer<uint32_t, v8::Uint32Array> settings_buffer;
139
140 private:
141 struct http2_state_internal {
142 // doubles first so that they are always sizeof(double)-aligned
143 double session_state_buffer[IDX_SESSION_STATE_COUNT];
144 double stream_state_buffer[IDX_STREAM_STATE_COUNT];
James M Snella02fcd22018-01-06 19:50:58[diff] [blame]145 double stream_stats_buffer[IDX_STREAM_STATS_COUNT];
146 double session_stats_buffer[IDX_SESSION_STATS_COUNT];
Mike Kaufman35a526c2017-08-25 19:45:00[diff] [blame]147 uint32_t padding_buffer[PADDING_BUF_FIELD_COUNT];
148 uint32_t options_buffer[IDX_OPTIONS_FLAGS + 1];
149 uint32_t settings_buffer[IDX_SETTINGS_COUNT + 1];
150 };
151};
152
153} // namespace http2
154} // namespace node
155
156#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
157
158#endif // SRC_NODE_HTTP2_STATE_H_