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#ifndef SRC_NODE_HTTP2_STATE_H_
#define SRC_NODE_HTTP2_STATE_H_
#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#include "aliased_buffer.h"
struct nghttp2_rcbuf;
namespace node {
namespace http2 {
enum Http2SettingsIndex {
IDX_SETTINGS_HEADER_TABLE_SIZE,
IDX_SETTINGS_ENABLE_PUSH,
IDX_SETTINGS_INITIAL_WINDOW_SIZE,
IDX_SETTINGS_MAX_FRAME_SIZE,
IDX_SETTINGS_MAX_CONCURRENT_STREAMS,
IDX_SETTINGS_MAX_HEADER_LIST_SIZE,
IDX_SETTINGS_ENABLE_CONNECT_PROTOCOL,
IDX_SETTINGS_COUNT
};
enum Http2SessionStateIndex {
IDX_SESSION_STATE_EFFECTIVE_LOCAL_WINDOW_SIZE,
IDX_SESSION_STATE_EFFECTIVE_RECV_DATA_LENGTH,
IDX_SESSION_STATE_NEXT_STREAM_ID,
IDX_SESSION_STATE_LOCAL_WINDOW_SIZE,
IDX_SESSION_STATE_LAST_PROC_STREAM_ID,
IDX_SESSION_STATE_REMOTE_WINDOW_SIZE,
IDX_SESSION_STATE_OUTBOUND_QUEUE_SIZE,
IDX_SESSION_STATE_HD_DEFLATE_DYNAMIC_TABLE_SIZE,
IDX_SESSION_STATE_HD_INFLATE_DYNAMIC_TABLE_SIZE,
IDX_SESSION_STATE_COUNT
};
enum Http2StreamStateIndex {
IDX_STREAM_STATE,
IDX_STREAM_STATE_WEIGHT,
IDX_STREAM_STATE_SUM_DEPENDENCY_WEIGHT,
IDX_STREAM_STATE_LOCAL_CLOSE,
IDX_STREAM_STATE_REMOTE_CLOSE,
IDX_STREAM_STATE_LOCAL_WINDOW_SIZE,
IDX_STREAM_STATE_COUNT
};
enum Http2OptionsIndex {
IDX_OPTIONS_MAX_DEFLATE_DYNAMIC_TABLE_SIZE,
IDX_OPTIONS_MAX_RESERVED_REMOTE_STREAMS,
IDX_OPTIONS_MAX_SEND_HEADER_BLOCK_LENGTH,
IDX_OPTIONS_PEER_MAX_CONCURRENT_STREAMS,
IDX_OPTIONS_PADDING_STRATEGY,
IDX_OPTIONS_MAX_HEADER_LIST_PAIRS,
IDX_OPTIONS_MAX_OUTSTANDING_PINGS,
IDX_OPTIONS_MAX_OUTSTANDING_SETTINGS,
IDX_OPTIONS_MAX_SESSION_MEMORY,
IDX_OPTIONS_MAX_SETTINGS,
IDX_OPTIONS_FLAGS
};
enum Http2StreamStatisticsIndex {
IDX_STREAM_STATS_ID,
IDX_STREAM_STATS_TIMETOFIRSTBYTE,
IDX_STREAM_STATS_TIMETOFIRSTHEADER,
IDX_STREAM_STATS_TIMETOFIRSTBYTESENT,
IDX_STREAM_STATS_SENTBYTES,
IDX_STREAM_STATS_RECEIVEDBYTES,
IDX_STREAM_STATS_COUNT
};
enum Http2SessionStatisticsIndex {
IDX_SESSION_STATS_TYPE,
IDX_SESSION_STATS_PINGRTT,
IDX_SESSION_STATS_FRAMESRECEIVED,
IDX_SESSION_STATS_FRAMESSENT,
IDX_SESSION_STATS_STREAMCOUNT,
IDX_SESSION_STATS_STREAMAVERAGEDURATION,
IDX_SESSION_STATS_DATA_SENT,
IDX_SESSION_STATS_DATA_RECEIVED,
IDX_SESSION_STATS_MAX_CONCURRENT_STREAMS,
IDX_SESSION_STATS_COUNT
};
class Http2State : public BaseObject {
public:
Http2State(Environment* env, v8::Local<v8::Object> obj)
: BaseObject(env, obj),
root_buffer(env->isolate(), sizeof(http2_state_internal)),
session_state_buffer(
env->isolate(),
offsetof(http2_state_internal, session_state_buffer),
IDX_SESSION_STATE_COUNT,
root_buffer),
stream_state_buffer(
env->isolate(),
offsetof(http2_state_internal, stream_state_buffer),
IDX_STREAM_STATE_COUNT,
root_buffer),
stream_stats_buffer(
env->isolate(),
offsetof(http2_state_internal, stream_stats_buffer),
IDX_STREAM_STATS_COUNT,
root_buffer),
session_stats_buffer(
env->isolate(),
offsetof(http2_state_internal, session_stats_buffer),
IDX_SESSION_STATS_COUNT,
root_buffer),
options_buffer(env->isolate(),
offsetof(http2_state_internal, options_buffer),
IDX_OPTIONS_FLAGS + 1,
root_buffer),
settings_buffer(env->isolate(),
offsetof(http2_state_internal, settings_buffer),
IDX_SETTINGS_COUNT + 1,
root_buffer) {}
AliasedUint8Array root_buffer;
AliasedFloat64Array session_state_buffer;
AliasedFloat64Array stream_state_buffer;
AliasedFloat64Array stream_stats_buffer;
AliasedFloat64Array session_stats_buffer;
AliasedUint32Array options_buffer;
AliasedUint32Array settings_buffer;
void MemoryInfo(MemoryTracker* tracker) const override;
SET_SELF_SIZE(Http2State)
SET_MEMORY_INFO_NAME(Http2State)
static constexpr FastStringKey type_name { "http2" };
private:
struct http2_state_internal {
// doubles first so that they are always sizeof(double)-aligned
double session_state_buffer[IDX_SESSION_STATE_COUNT];
double stream_state_buffer[IDX_STREAM_STATE_COUNT];
double stream_stats_buffer[IDX_STREAM_STATS_COUNT];
double session_stats_buffer[IDX_SESSION_STATS_COUNT];
uint32_t options_buffer[IDX_OPTIONS_FLAGS + 1];
uint32_t settings_buffer[IDX_SETTINGS_COUNT + 1];
};
};
} // namespace http2
} // namespace node
#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#endif // SRC_NODE_HTTP2_STATE_H_
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