node_win32_etw_provider.h

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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#ifndef SRC_NODE_WIN32_ETW_PROVIDER_H_
#define SRC_NODE_WIN32_ETW_PROVIDER_H_

#include "node_dtrace.h"
#include <evntprov.h>

namespace node {

#if defined(_MSC_VER)
# define INLINE __forceinline
#else
# define INLINE inline
#endif

typedef ULONG (NTAPI *EventRegisterFunc)(
  LPCGUID ProviderId,
  PENABLECALLBACK EnableCallback,
  PVOID CallbackContext,
  PREGHANDLE RegHandle
);

typedef ULONG (NTAPI *EventUnregisterFunc)(
  REGHANDLE RegHandle
);

typedef ULONG (NTAPI *EventWriteFunc)(
  REGHANDLE RegHandle,
  PCEVENT_DESCRIPTOR EventDescriptor,
  ULONG UserDataCount,
  PEVENT_DATA_DESCRIPTOR UserData
);

void init_etw();
void shutdown_etw();

INLINE void NODE_HTTP_SERVER_REQUEST(node_dtrace_http_server_request_t* req,
  node_dtrace_connection_t* conn, const char *remote, int port,
  const char *method, const char *url, int fd);
INLINE void NODE_HTTP_SERVER_RESPONSE(node_dtrace_connection_t* conn,
  const char *remote, int port, int fd);
INLINE void NODE_HTTP_CLIENT_REQUEST(node_dtrace_http_client_request_t* req,
  node_dtrace_connection_t* conn, const char *remote, int port,
  const char *method, const char *url, int fd);
INLINE void NODE_HTTP_CLIENT_RESPONSE(node_dtrace_connection_t* conn,
  const char *remote, int port, int fd);
INLINE void NODE_NET_SERVER_CONNECTION(node_dtrace_connection_t* conn,
  const char *remote, int port, int fd);
INLINE void NODE_NET_STREAM_END(node_dtrace_connection_t* conn,
  const char *remote, int port, int fd);
INLINE void NODE_GC_START(v8::GCType type,
                          v8::GCCallbackFlags flags,
                          v8::Isolate* isolate);
INLINE void NODE_GC_DONE(v8::GCType type,
                         v8::GCCallbackFlags flags,
                         v8::Isolate* isolate);
INLINE void NODE_V8SYMBOL_REMOVE(const void* addr1, const void* addr2);
INLINE void NODE_V8SYMBOL_MOVE(const void* addr1, const void* addr2);
INLINE void NODE_V8SYMBOL_RESET();
INLINE void NODE_V8SYMBOL_ADD(LPCSTR symbol,
                              int symbol_len,
                              const void* addr1,
                              int len);

INLINE bool NODE_HTTP_SERVER_REQUEST_ENABLED();
INLINE bool NODE_HTTP_SERVER_RESPONSE_ENABLED();
INLINE bool NODE_HTTP_CLIENT_REQUEST_ENABLED();
INLINE bool NODE_HTTP_CLIENT_RESPONSE_ENABLED();
INLINE bool NODE_NET_SERVER_CONNECTION_ENABLED();
INLINE bool NODE_NET_STREAM_END_ENABLED();
INLINE bool NODE_NET_SOCKET_READ_ENABLED();
INLINE bool NODE_NET_SOCKET_WRITE_ENABLED();
INLINE bool NODE_V8SYMBOL_ENABLED();

#define NODE_NET_SOCKET_READ(...)  /* no-op */
#define NODE_NET_SOCKET_WRITE(...) /* no-op */

}  // namespace node

#endif  // SRC_NODE_WIN32_ETW_PROVIDER_H_