* Added breakpad support for Linux.

thirdparty/breakpad/client/windows/crash_generation/client_info.h

@@ -0,0 +1,170 @@
+// Copyright (c) 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef CLIENT_WINDOWS_CRASH_GENERATION_CLIENT_INFO_H__
+#define CLIENT_WINDOWS_CRASH_GENERATION_CLIENT_INFO_H__
+
+#include <Windows.h>
+#include <DbgHelp.h>
+#include "client/windows/common/ipc_protocol.h"
+#include "google_breakpad/common/minidump_format.h"
+#include "processor/scoped_ptr.h"
+
+namespace google_breakpad {
+
+class CrashGenerationServer;
+
+// Abstraction for a crash client process.
+class ClientInfo {
+ public:
+  // Creates an instance with the given values. Gets the process
+  // handle for the given process id and creates necessary event
+  // objects.
+  ClientInfo(CrashGenerationServer* crash_server,
+             DWORD pid,
+             MINIDUMP_TYPE dump_type,
+             DWORD* thread_id,
+             EXCEPTION_POINTERS** ex_info,
+             MDRawAssertionInfo* assert_info,
+             const CustomClientInfo& custom_client_info);
+
+  ~ClientInfo();
+
+  CrashGenerationServer* crash_server() const { return crash_server_; }
+  DWORD pid() const { return pid_; }
+  MINIDUMP_TYPE dump_type() const { return dump_type_; }
+  EXCEPTION_POINTERS** ex_info() const { return ex_info_; }
+  MDRawAssertionInfo* assert_info() const { return assert_info_; }
+  DWORD* thread_id() const { return thread_id_; }
+  HANDLE process_handle() const { return process_handle_; }
+  HANDLE dump_requested_handle() const { return dump_requested_handle_; }
+  HANDLE dump_generated_handle() const { return dump_generated_handle_; }
+
+  HANDLE dump_request_wait_handle() const {
+    return dump_request_wait_handle_;
+  }
+
+  void set_dump_request_wait_handle(HANDLE value) {
+    dump_request_wait_handle_ = value;
+  }
+
+  HANDLE process_exit_wait_handle() const {
+    return process_exit_wait_handle_;
+  }
+
+  void set_process_exit_wait_handle(HANDLE value) {
+    process_exit_wait_handle_ = value;
+  }
+
+  // Unregister all waits for the client.
+  void UnregisterWaits();
+
+  bool Initialize();
+  bool GetClientExceptionInfo(EXCEPTION_POINTERS** ex_info) const;
+  bool GetClientThreadId(DWORD* thread_id) const;
+
+  // Reads the custom information from the client process address space.
+  bool PopulateCustomInfo();
+
+  // Returns the client custom information.
+  CustomClientInfo GetCustomInfo() const;
+
+ private:
+  // Calcualtes the uptime for the client process, converts it to a string and
+  // stores it in the last entry of client custom info.
+  void SetProcessUptime();
+
+  // Crash generation server.
+  CrashGenerationServer* crash_server_;
+
+  // Client process ID.
+  DWORD pid_;
+
+  // Dump type requested by the client.
+  MINIDUMP_TYPE dump_type_;
+
+  // Address of an EXCEPTION_POINTERS* variable in the client
+  // process address space that will point to an instance of
+  // EXCEPTION_POINTERS containing information about crash.
+  //
+  // WARNING: Do not dereference these pointers as they are pointers
+  // in the address space of another process.
+  EXCEPTION_POINTERS** ex_info_;
+
+  // Address of an instance of MDRawAssertionInfo in the client
+  // process address space that will contain information about
+  // non-exception related crashes like invalid parameter assertion
+  // failures and pure calls.
+  //
+  // WARNING: Do not dereference these pointers as they are pointers
+  // in the address space of another process.
+  MDRawAssertionInfo* assert_info_;
+
+  // Custom information about the client.
+  CustomClientInfo custom_client_info_;
+
+  // Contains the custom client info entries read from the client process
+  // memory. This will be populated only if the method GetClientCustomInfo
+  // is called.
+  scoped_array<CustomInfoEntry> custom_info_entries_;
+
+  // Address of a variable in the client process address space that
+  // will contain the thread id of the crashing client thread.
+  //
+  // WARNING: Do not dereference these pointers as they are pointers
+  // in the address space of another process.
+  DWORD* thread_id_;
+
+  // Client process handle.
+  HANDLE process_handle_;
+
+  // Dump request event handle.
+  HANDLE dump_requested_handle_;
+
+  // Dump generated event handle.
+  HANDLE dump_generated_handle_;
+
+  // Wait handle for dump request event.
+  HANDLE dump_request_wait_handle_;
+
+  // Wait handle for process exit event.
+  HANDLE process_exit_wait_handle_;
+
+  // Time when the client process started. It is used to determine the uptime
+  // for the client process when it signals a crash.
+  FILETIME start_time_;
+
+  // Disallow copy ctor and operator=.
+  ClientInfo(const ClientInfo& client_info);
+  ClientInfo& operator=(const ClientInfo& client_info);
+};
+
+}  // namespace google_breakpad
+
+#endif  // CLIENT_WINDOWS_CRASH_GENERATION_CLIENT_INFO_H__