summaryrefslogtreecommitdiffstats
path: root/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation
diff options
context:
space:
mode:
authorwolfbeast <mcwerewolf@wolfbeast.com>2019-04-01 13:05:24 +0200
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-04-01 13:05:24 +0200
commitff2f287f82630ab3887d7d5c1e64e5b888ea0beb (patch)
tree4e96cb32aa2320a327024942d247c6b56ef8c199 /toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation
parentbfc97728065cbbc7f6bbc281b654a2d1e079b48d (diff)
downloadUXP-ff2f287f82630ab3887d7d5c1e64e5b888ea0beb.tar
UXP-ff2f287f82630ab3887d7d5c1e64e5b888ea0beb.tar.gz
UXP-ff2f287f82630ab3887d7d5c1e64e5b888ea0beb.tar.lz
UXP-ff2f287f82630ab3887d7d5c1e64e5b888ea0beb.tar.xz
UXP-ff2f287f82630ab3887d7d5c1e64e5b888ea0beb.zip
Remove crashreporter toolkit files.
Resolves #20
Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation')
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/ReadMe.txt58
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.cc223
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.h177
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation.gyp63
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_client.cc405
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_client.h182
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_server.cc931
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_server.h299
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/minidump_generator.cc579
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/minidump_generator.h199
-rw-r--r--toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/objs.mozbuild17
11 files changed, 0 insertions, 3133 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/ReadMe.txt b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/ReadMe.txt
deleted file mode 100644
index b54d0e11b..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/ReadMe.txt
+++ /dev/null
@@ -1,58 +0,0 @@
-=========================================================================
- State machine transitions for the Crash Generation Server
-=========================================================================
-
-=========================================================================
- |
- STATE | ACTIONS
- |
-=========================================================================
- ERROR | Clean up resources used to serve clients.
- | Always remain in ERROR state.
--------------------------------------------------------------------------
- INITIAL | Connect to the pipe asynchronously.
- | If connection is successfully queued up asynchronously,
- | go into CONNECTING state.
- | If connection is done synchronously, go into CONNECTED
- | state.
- | For any unexpected problems, go into ERROR state.
--------------------------------------------------------------------------
- CONNECTING | Get the result of async connection request.
- | If I/O is still incomplete, remain in the CONNECTING
- | state.
- | If connection is complete, go into CONNECTED state.
- | For any unexpected problems, go into DISCONNECTING state.
--------------------------------------------------------------------------
- CONNECTED | Read from the pipe asynchronously.
- | If read request is successfully queued up asynchronously,
- | go into READING state.
- | For any unexpected problems, go into DISCONNECTING state.
--------------------------------------------------------------------------
- READING | Get the result of async read request.
- | If read is done, go into READ_DONE state.
- | For any unexpected problems, go into DISCONNECTING state.
--------------------------------------------------------------------------
- READ_DONE | Register the client, prepare the reply and write the
- | reply to the pipe asynchronously.
- | If write request is successfully queued up asynchronously,
- | go into WRITING state.
- | For any unexpected problems, go into DISCONNECTING state.
--------------------------------------------------------------------------
- WRITING | Get the result of the async write request.
- | If write is done, go into WRITE_DONE state.
- | For any unexpected problems, go into DISCONNECTING state.
--------------------------------------------------------------------------
- WRITE_DONE | Read from the pipe asynchronously (for an ACK).
- | If read request is successfully queued up asynchonously,
- | go into READING_ACK state.
- | For any unexpected problems, go into DISCONNECTING state.
--------------------------------------------------------------------------
- READING_ACK | Get the result of the async read request.
- | If read is done, perform action for successful client
- | connection.
- | Go into DISCONNECTING state.
--------------------------------------------------------------------------
- DISCONNECTING | Disconnect from the pipe, reset the event and go into
- | INITIAL state and signal the event again. If anything
- | fails, go into ERROR state.
-=========================================================================
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.cc b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.cc
deleted file mode 100644
index ed3126381..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.cc
+++ /dev/null
@@ -1,223 +0,0 @@
-// 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.
-
-#include "client/windows/crash_generation/client_info.h"
-#include "client/windows/common/ipc_protocol.h"
-
-static const wchar_t kCustomInfoProcessUptimeName[] = L"ptime";
-static const size_t kMaxCustomInfoEntries = 4096;
-
-namespace google_breakpad {
-
-ClientInfo::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)
- : crash_server_(crash_server),
- pid_(pid),
- dump_type_(dump_type),
- ex_info_(ex_info),
- assert_info_(assert_info),
- custom_client_info_(custom_client_info),
- thread_id_(thread_id),
- process_handle_(NULL),
- dump_requested_handle_(NULL),
- dump_generated_handle_(NULL),
- dump_request_wait_handle_(NULL),
- process_exit_wait_handle_(NULL),
- crash_id_(NULL) {
- GetSystemTimeAsFileTime(&start_time_);
-}
-
-bool ClientInfo::Initialize() {
- process_handle_ = OpenProcess(GENERIC_ALL, FALSE, pid_);
- if (!process_handle_) {
- return false;
- }
-
- // The crash_id will be the low order word of the process creation time.
- FILETIME creation_time, exit_time, kernel_time, user_time;
- if (GetProcessTimes(process_handle_, &creation_time, &exit_time,
- &kernel_time, &user_time)) {
- start_time_ = creation_time;
- }
- crash_id_ = start_time_.dwLowDateTime;
-
- dump_requested_handle_ = CreateEvent(NULL, // Security attributes.
- TRUE, // Manual reset.
- FALSE, // Initial state.
- NULL); // Name.
- if (!dump_requested_handle_) {
- return false;
- }
-
- dump_generated_handle_ = CreateEvent(NULL, // Security attributes.
- TRUE, // Manual reset.
- FALSE, // Initial state.
- NULL); // Name.
- return dump_generated_handle_ != NULL;
-}
-
-void ClientInfo::UnregisterDumpRequestWaitAndBlockUntilNoPending() {
- if (dump_request_wait_handle_) {
- // Wait for callbacks that might already be running to finish.
- UnregisterWaitEx(dump_request_wait_handle_, INVALID_HANDLE_VALUE);
- dump_request_wait_handle_ = NULL;
- }
-}
-
-void ClientInfo::UnregisterProcessExitWait(bool block_until_no_pending) {
- if (process_exit_wait_handle_) {
- if (block_until_no_pending) {
- // Wait for the callback that might already be running to finish.
- UnregisterWaitEx(process_exit_wait_handle_, INVALID_HANDLE_VALUE);
- } else {
- UnregisterWait(process_exit_wait_handle_);
- }
- process_exit_wait_handle_ = NULL;
- }
-}
-
-ClientInfo::~ClientInfo() {
- // Waiting for the callback to finish here is safe because ClientInfo's are
- // never destroyed from the dump request handling callback.
- UnregisterDumpRequestWaitAndBlockUntilNoPending();
-
- // This is a little tricky because ClientInfo's may be destroyed by the same
- // callback (OnClientEnd) and waiting for it to finish will cause a deadlock.
- // Regardless of this complication, wait for any running callbacks to finish
- // so that the common case is properly handled. In order to avoid deadlocks,
- // the OnClientEnd callback must call UnregisterProcessExitWait(false)
- // before deleting the ClientInfo.
- UnregisterProcessExitWait(true);
-
- if (process_handle_) {
- CloseHandle(process_handle_);
- }
-
- if (dump_requested_handle_) {
- CloseHandle(dump_requested_handle_);
- }
-
- if (dump_generated_handle_) {
- CloseHandle(dump_generated_handle_);
- }
-}
-
-bool ClientInfo::GetClientExceptionInfo(EXCEPTION_POINTERS** ex_info) const {
- SIZE_T bytes_count = 0;
- if (!ReadProcessMemory(process_handle_,
- ex_info_,
- ex_info,
- sizeof(*ex_info),
- &bytes_count)) {
- return false;
- }
-
- return bytes_count == sizeof(*ex_info);
-}
-
-bool ClientInfo::GetClientThreadId(DWORD* thread_id) const {
- SIZE_T bytes_count = 0;
- if (!ReadProcessMemory(process_handle_,
- thread_id_,
- thread_id,
- sizeof(*thread_id),
- &bytes_count)) {
- return false;
- }
-
- return bytes_count == sizeof(*thread_id);
-}
-
-void ClientInfo::SetProcessUptime() {
- FILETIME now = {0};
- GetSystemTimeAsFileTime(&now);
-
- ULARGE_INTEGER time_start;
- time_start.HighPart = start_time_.dwHighDateTime;
- time_start.LowPart = start_time_.dwLowDateTime;
-
- ULARGE_INTEGER time_now;
- time_now.HighPart = now.dwHighDateTime;
- time_now.LowPart = now.dwLowDateTime;
-
- // Calculate the delay and convert it from 100-nanoseconds to milliseconds.
- __int64 delay = (time_now.QuadPart - time_start.QuadPart) / 10 / 1000;
-
- // Convert it to a string.
- wchar_t* value = custom_info_entries_.get()[custom_client_info_.count].value;
- _i64tow_s(delay, value, CustomInfoEntry::kValueMaxLength, 10);
-}
-
-bool ClientInfo::PopulateCustomInfo() {
- if (custom_client_info_.count > kMaxCustomInfoEntries)
- return false;
-
- SIZE_T bytes_count = 0;
- SIZE_T read_count = sizeof(CustomInfoEntry) * custom_client_info_.count;
-
- // If the scoped array for custom info already has an array, it will be
- // the same size as what we need. This is because the number of custom info
- // entries is always the same. So allocate memory only if scoped array has
- // a NULL pointer.
- if (!custom_info_entries_.get()) {
- // Allocate an extra entry for reporting uptime for the client process.
- custom_info_entries_.reset(
- new CustomInfoEntry[custom_client_info_.count + 1]);
- // Use the last element in the array for uptime.
- custom_info_entries_.get()[custom_client_info_.count].set_name(
- kCustomInfoProcessUptimeName);
- }
-
- if (!ReadProcessMemory(process_handle_,
- custom_client_info_.entries,
- custom_info_entries_.get(),
- read_count,
- &bytes_count)) {
- return false;
- }
-
- SetProcessUptime();
- return (bytes_count == read_count);
-}
-
-CustomClientInfo ClientInfo::GetCustomInfo() const {
- CustomClientInfo custom_info;
- custom_info.entries = custom_info_entries_.get();
- // Add 1 to the count from the client process to account for extra entry for
- // process uptime.
- custom_info.count = custom_client_info_.count + 1;
- return custom_info;
-}
-
-} // namespace google_breakpad
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.h b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.h
deleted file mode 100644
index 6a8fba31f..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.h
+++ /dev/null
@@ -1,177 +0,0 @@
-// 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 "common/scoped_ptr.h"
-#include "google_breakpad/common/minidump_format.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_; }
- DWORD crash_id() const { return crash_id_; }
- const CustomClientInfo& custom_client_info() const {
- return custom_client_info_;
- }
-
- void set_dump_request_wait_handle(HANDLE value) {
- dump_request_wait_handle_ = value;
- }
-
- void set_process_exit_wait_handle(HANDLE value) {
- process_exit_wait_handle_ = value;
- }
-
- // Unregister the dump request wait operation and wait for all callbacks
- // that might already be running to complete before returning.
- void UnregisterDumpRequestWaitAndBlockUntilNoPending();
-
- // Unregister the process exit wait operation. If block_until_no_pending is
- // true, wait for all callbacks that might already be running to complete
- // before returning.
- void UnregisterProcessExitWait(bool block_until_no_pending);
-
- 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_;
-
- // The crash id which can be used to request an upload. This will be the
- // value of the low order dword of the process creation time for the process
- // being dumped.
- DWORD crash_id_;
-
- // 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__
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation.gyp b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation.gyp
deleted file mode 100644
index ba343768a..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation.gyp
+++ /dev/null
@@ -1,63 +0,0 @@
-# Copyright 2010 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.
-
-{
- 'includes': [
- '../../../build/common.gypi',
- ],
- 'targets': [
- {
- 'target_name': 'crash_generation_server',
- 'type': 'static_library',
- 'sources': [
- 'client_info.cc',
- 'crash_generation_server.cc',
- 'minidump_generator.cc',
- 'client_info.h',
- 'crash_generation_client.h',
- 'crash_generation_server.h',
- 'minidump_generator.h',
- ],
- 'dependencies': [
- '../breakpad_client.gyp:common'
- ],
- },
- {
- 'target_name': 'crash_generation_client',
- 'type': 'static_library',
- 'include_dirs': [
- '<(DEPTH)',
- ],
- 'sources': [
- 'crash_generation_client.h',
- 'crash_generation_client.cc',
- 'crash_generation_server.h',
- ],
- },
- ],
-}
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_client.cc b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_client.cc
deleted file mode 100644
index 3ba5d4e4f..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_client.cc
+++ /dev/null
@@ -1,405 +0,0 @@
-// 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.
-
-#include "client/windows/crash_generation/crash_generation_client.h"
-#include <cassert>
-#include <utility>
-#include "client/windows/common/ipc_protocol.h"
-
-namespace google_breakpad {
-
-const int kPipeBusyWaitTimeoutMs = 2000;
-
-#ifdef _DEBUG
-const DWORD kWaitForServerTimeoutMs = INFINITE;
-#else
-const DWORD kWaitForServerTimeoutMs = 15000;
-#endif
-
-const int kPipeConnectMaxAttempts = 2;
-
-const DWORD kPipeDesiredAccess = FILE_READ_DATA |
- FILE_WRITE_DATA |
- FILE_WRITE_ATTRIBUTES;
-
-const DWORD kPipeFlagsAndAttributes = SECURITY_IDENTIFICATION |
- SECURITY_SQOS_PRESENT;
-
-const DWORD kPipeMode = PIPE_READMODE_MESSAGE;
-
-const size_t kWaitEventCount = 2;
-
-// This function is orphan for production code. It can be used
-// for debugging to help repro some scenarios like the client
-// is slow in writing to the pipe after connecting, the client
-// is slow in reading from the pipe after writing, etc. The parameter
-// overlapped below is not used and it is present to match the signature
-// of this function to TransactNamedPipe Win32 API. Uncomment if needed
-// for debugging.
-/**
-static bool TransactNamedPipeDebugHelper(HANDLE pipe,
- const void* in_buffer,
- DWORD in_size,
- void* out_buffer,
- DWORD out_size,
- DWORD* bytes_count,
- LPOVERLAPPED) {
- // Uncomment the next sleep to create a gap before writing
- // to pipe.
- // Sleep(5000);
-
- if (!WriteFile(pipe,
- in_buffer,
- in_size,
- bytes_count,
- NULL)) {
- return false;
- }
-
- // Uncomment the next sleep to create a gap between write
- // and read.
- // Sleep(5000);
-
- return ReadFile(pipe, out_buffer, out_size, bytes_count, NULL) != FALSE;
-}
-**/
-
-CrashGenerationClient::CrashGenerationClient(
- const wchar_t* pipe_name,
- MINIDUMP_TYPE dump_type,
- const CustomClientInfo* custom_info)
- : pipe_name_(pipe_name),
- pipe_handle_(NULL),
- custom_info_(),
- dump_type_(dump_type),
- crash_event_(NULL),
- crash_generated_(NULL),
- server_alive_(NULL),
- server_process_id_(0),
- thread_id_(0),
- exception_pointers_(NULL) {
- memset(&assert_info_, 0, sizeof(assert_info_));
- if (custom_info) {
- custom_info_ = *custom_info;
- }
-}
-
-CrashGenerationClient::CrashGenerationClient(
- HANDLE pipe_handle,
- MINIDUMP_TYPE dump_type,
- const CustomClientInfo* custom_info)
- : pipe_name_(),
- pipe_handle_(pipe_handle),
- custom_info_(),
- dump_type_(dump_type),
- crash_event_(NULL),
- crash_generated_(NULL),
- server_alive_(NULL),
- server_process_id_(0),
- thread_id_(0),
- exception_pointers_(NULL) {
- memset(&assert_info_, 0, sizeof(assert_info_));
- if (custom_info) {
- custom_info_ = *custom_info;
- }
-}
-
-CrashGenerationClient::~CrashGenerationClient() {
- if (crash_event_) {
- CloseHandle(crash_event_);
- }
-
- if (crash_generated_) {
- CloseHandle(crash_generated_);
- }
-
- if (server_alive_) {
- CloseHandle(server_alive_);
- }
-}
-
-// Performs the registration step with the server process.
-// The registration step involves communicating with the server
-// via a named pipe. The client sends the following pieces of
-// data to the server:
-//
-// * Message tag indicating the client is requesting registration.
-// * Process id of the client process.
-// * Address of a DWORD variable in the client address space
-// that will contain the thread id of the client thread that
-// caused the crash.
-// * Address of a EXCEPTION_POINTERS* variable in the client
-// address space that will point to an instance of EXCEPTION_POINTERS
-// when the crash happens.
-// * Address of an instance of MDRawAssertionInfo that will contain
-// relevant information in case of non-exception crashes like assertion
-// failures and pure calls.
-//
-// In return the client expects the following information from the server:
-//
-// * Message tag indicating successful registration.
-// * Server process id.
-// * Handle to an object that client can signal to request dump
-// generation from the server.
-// * Handle to an object that client can wait on after requesting
-// dump generation for the server to finish dump generation.
-// * Handle to a mutex object that client can wait on to make sure
-// server is still alive.
-//
-// If any step of the expected behavior mentioned above fails, the
-// registration step is not considered successful and hence out-of-process
-// dump generation service is not available.
-//
-// Returns true if the registration is successful; false otherwise.
-bool CrashGenerationClient::Register() {
- if (IsRegistered()) {
- return true;
- }
-
- HANDLE pipe = ConnectToServer();
- if (!pipe) {
- return false;
- }
-
- bool success = RegisterClient(pipe);
- CloseHandle(pipe);
- return success;
-}
-
-bool CrashGenerationClient::RequestUpload(DWORD crash_id) {
- HANDLE pipe = ConnectToServer();
- if (!pipe) {
- return false;
- }
-
- CustomClientInfo custom_info = {NULL, 0};
- ProtocolMessage msg(MESSAGE_TAG_UPLOAD_REQUEST, crash_id,
- static_cast<MINIDUMP_TYPE>(NULL), NULL, NULL, NULL,
- custom_info, NULL, NULL, NULL);
- DWORD bytes_count = 0;
- bool success = WriteFile(pipe, &msg, sizeof(msg), &bytes_count, NULL) != 0;
-
- CloseHandle(pipe);
- return success;
-}
-
-HANDLE CrashGenerationClient::ConnectToServer() {
- HANDLE pipe = ConnectToPipe(pipe_name_.c_str(),
- kPipeDesiredAccess,
- kPipeFlagsAndAttributes);
- if (!pipe) {
- return NULL;
- }
-
- DWORD mode = kPipeMode;
- if (!SetNamedPipeHandleState(pipe, &mode, NULL, NULL)) {
- CloseHandle(pipe);
- pipe = NULL;
- }
-
- return pipe;
-}
-
-bool CrashGenerationClient::RegisterClient(HANDLE pipe) {
- ProtocolMessage msg(MESSAGE_TAG_REGISTRATION_REQUEST,
- GetCurrentProcessId(),
- dump_type_,
- &thread_id_,
- &exception_pointers_,
- &assert_info_,
- custom_info_,
- NULL,
- NULL,
- NULL);
- ProtocolMessage reply;
- DWORD bytes_count = 0;
- // The call to TransactNamedPipe below can be changed to a call
- // to TransactNamedPipeDebugHelper to help repro some scenarios.
- // For details see comments for TransactNamedPipeDebugHelper.
- if (!TransactNamedPipe(pipe,
- &msg,
- sizeof(msg),
- &reply,
- sizeof(ProtocolMessage),
- &bytes_count,
- NULL)) {
- return false;
- }
-
- if (!ValidateResponse(reply)) {
- return false;
- }
-
- ProtocolMessage ack_msg;
- ack_msg.tag = MESSAGE_TAG_REGISTRATION_ACK;
-
- if (!WriteFile(pipe, &ack_msg, sizeof(ack_msg), &bytes_count, NULL)) {
- return false;
- }
- crash_event_ = reply.dump_request_handle;
- crash_generated_ = reply.dump_generated_handle;
- server_alive_ = reply.server_alive_handle;
- server_process_id_ = reply.id;
-
- return true;
-}
-
-HANDLE CrashGenerationClient::ConnectToPipe(const wchar_t* pipe_name,
- DWORD pipe_access,
- DWORD flags_attrs) {
- if (pipe_handle_) {
- HANDLE t = pipe_handle_;
- pipe_handle_ = NULL;
- return t;
- }
-
- for (int i = 0; i < kPipeConnectMaxAttempts; ++i) {
- HANDLE pipe = CreateFile(pipe_name,
- pipe_access,
- 0,
- NULL,
- OPEN_EXISTING,
- flags_attrs,
- NULL);
- if (pipe != INVALID_HANDLE_VALUE) {
- return pipe;
- }
-
- // Cannot continue retrying if error is something other than
- // ERROR_PIPE_BUSY.
- if (GetLastError() != ERROR_PIPE_BUSY) {
- break;
- }
-
- // Cannot continue retrying if wait on pipe fails.
- if (!WaitNamedPipe(pipe_name, kPipeBusyWaitTimeoutMs)) {
- break;
- }
- }
-
- return NULL;
-}
-
-bool CrashGenerationClient::ValidateResponse(
- const ProtocolMessage& msg) const {
- return (msg.tag == MESSAGE_TAG_REGISTRATION_RESPONSE) &&
- (msg.id != 0) &&
- (msg.dump_request_handle != NULL) &&
- (msg.dump_generated_handle != NULL) &&
- (msg.server_alive_handle != NULL);
-}
-
-bool CrashGenerationClient::IsRegistered() const {
- return crash_event_ != NULL;
-}
-
-bool CrashGenerationClient::RequestDump(EXCEPTION_POINTERS* ex_info,
- MDRawAssertionInfo* assert_info) {
- if (!IsRegistered()) {
- return false;
- }
-
- exception_pointers_ = ex_info;
- thread_id_ = GetCurrentThreadId();
-
- if (assert_info) {
- memcpy(&assert_info_, assert_info, sizeof(assert_info_));
- } else {
- memset(&assert_info_, 0, sizeof(assert_info_));
- }
-
- return SignalCrashEventAndWait();
-}
-
-bool CrashGenerationClient::RequestDump(EXCEPTION_POINTERS* ex_info) {
- return RequestDump(ex_info, NULL);
-}
-
-bool CrashGenerationClient::RequestDump(MDRawAssertionInfo* assert_info) {
- return RequestDump(NULL, assert_info);
-}
-
-bool CrashGenerationClient::SignalCrashEventAndWait() {
- assert(crash_event_);
- assert(crash_generated_);
- assert(server_alive_);
-
- // Reset the dump generated event before signaling the crash
- // event so that the server can set the dump generated event
- // once it is done generating the event.
- if (!ResetEvent(crash_generated_)) {
- return false;
- }
-
- if (!SetEvent(crash_event_)) {
- return false;
- }
-
- HANDLE wait_handles[kWaitEventCount] = {crash_generated_, server_alive_};
-
- DWORD result = WaitForMultipleObjects(kWaitEventCount,
- wait_handles,
- FALSE,
- kWaitForServerTimeoutMs);
-
- // Crash dump was successfully generated only if the server
- // signaled the crash generated event.
- return result == WAIT_OBJECT_0;
-}
-
-HANDLE CrashGenerationClient::DuplicatePipeToClientProcess(const wchar_t* pipe_name,
- HANDLE hProcess) {
- for (int i = 0; i < kPipeConnectMaxAttempts; ++i) {
- HANDLE local_pipe = CreateFile(pipe_name, kPipeDesiredAccess,
- 0, NULL, OPEN_EXISTING,
- kPipeFlagsAndAttributes, NULL);
- if (local_pipe != INVALID_HANDLE_VALUE) {
- HANDLE remotePipe = INVALID_HANDLE_VALUE;
- if (DuplicateHandle(GetCurrentProcess(), local_pipe,
- hProcess, &remotePipe, 0, FALSE,
- DUPLICATE_CLOSE_SOURCE | DUPLICATE_SAME_ACCESS)) {
- return remotePipe;
- } else {
- return INVALID_HANDLE_VALUE;
- }
- }
-
- // Cannot continue retrying if the error wasn't a busy pipe.
- if (GetLastError() != ERROR_PIPE_BUSY) {
- return INVALID_HANDLE_VALUE;
- }
-
- if (!WaitNamedPipe(pipe_name, kPipeBusyWaitTimeoutMs)) {
- return INVALID_HANDLE_VALUE;
- }
- }
- return INVALID_HANDLE_VALUE;
-}
-
-} // namespace google_breakpad
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_client.h b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_client.h
deleted file mode 100644
index 457f73195..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_client.h
+++ /dev/null
@@ -1,182 +0,0 @@
-// 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_CRASH_GENERATION_CLIENT_H_
-#define CLIENT_WINDOWS_CRASH_GENERATION_CRASH_GENERATION_CLIENT_H_
-
-#include <windows.h>
-#include <dbghelp.h>
-#include <string>
-#include <utility>
-#include "client/windows/common/ipc_protocol.h"
-#include "common/scoped_ptr.h"
-
-namespace google_breakpad {
-
-struct CustomClientInfo;
-
-// Abstraction of client-side implementation of out of process
-// crash generation.
-//
-// The process that desires to have out-of-process crash dump
-// generation service can use this class in the following way:
-//
-// * Create an instance.
-// * Call Register method so that the client tries to register
-// with the server process and check the return value. If
-// registration is not successful, out-of-process crash dump
-// generation will not be available
-// * Request dump generation by calling either of the two
-// overloaded RequestDump methods - one in case of exceptions
-// and the other in case of assertion failures
-//
-// Note that it is the responsibility of the client code of
-// this class to set the unhandled exception filter with the
-// system by calling the SetUnhandledExceptionFilter function
-// and the client code should explicitly request dump generation.
-class CrashGenerationClient {
- public:
- CrashGenerationClient(const wchar_t* pipe_name,
- MINIDUMP_TYPE dump_type,
- const CustomClientInfo* custom_info);
-
- CrashGenerationClient(HANDLE pipe_handle,
- MINIDUMP_TYPE dump_type,
- const CustomClientInfo* custom_info);
-
- ~CrashGenerationClient();
-
- // Registers the client process with the crash server.
- //
- // Returns true if the registration is successful; false otherwise.
- bool Register();
-
- // Requests the crash server to upload a previous dump with the
- // given crash id.
- bool RequestUpload(DWORD crash_id);
-
- bool RequestDump(EXCEPTION_POINTERS* ex_info,
- MDRawAssertionInfo* assert_info);
-
- // Requests the crash server to generate a dump with the given
- // exception information.
- //
- // Returns true if the dump was successful; false otherwise. Note that
- // if the registration step was not performed or it was not successful,
- // false will be returned.
- bool RequestDump(EXCEPTION_POINTERS* ex_info);
-
- // Requests the crash server to generate a dump with the given
- // assertion information.
- //
- // Returns true if the dump was successful; false otherwise. Note that
- // if the registration step was not performed or it was not successful,
- // false will be returned.
- bool RequestDump(MDRawAssertionInfo* assert_info);
-
- // If the crash generation client is running in a sandbox that prevents it
- // from opening the named pipe directly, the server process may open the
- // handle and duplicate it into the client process with this helper method.
- // Returns INVALID_HANDLE_VALUE on failure. The process must have been opened
- // with the PROCESS_DUP_HANDLE access right.
- static HANDLE DuplicatePipeToClientProcess(const wchar_t* pipe_name,
- HANDLE hProcess);
-
- private:
- // Connects to the appropriate pipe and sets the pipe handle state.
- //
- // Returns the pipe handle if everything goes well; otherwise Returns NULL.
- HANDLE ConnectToServer();
-
- // Performs a handshake with the server over the given pipe which should be
- // already connected to the server.
- //
- // Returns true if handshake with the server was successful; false otherwise.
- bool RegisterClient(HANDLE pipe);
-
- // Validates the given server response.
- bool ValidateResponse(const ProtocolMessage& msg) const;
-
- // Returns true if the registration step succeeded; false otherwise.
- bool IsRegistered() const;
-
- // Connects to the given named pipe with given parameters.
- //
- // Returns true if the connection is successful; false otherwise.
- HANDLE ConnectToPipe(const wchar_t* pipe_name,
- DWORD pipe_access,
- DWORD flags_attrs);
-
- // Signals the crash event and wait for the server to generate crash.
- bool SignalCrashEventAndWait();
-
- // Pipe name to use to talk to server.
- std::wstring pipe_name_;
-
- // Pipe handle duplicated from server process. Only valid before
- // Register is called.
- HANDLE pipe_handle_;
-
- // Custom client information
- CustomClientInfo custom_info_;
-
- // Type of dump to generate.
- MINIDUMP_TYPE dump_type_;
-
- // Event to signal in case of a crash.
- HANDLE crash_event_;
-
- // Handle to wait on after signaling a crash for the server
- // to finish generating crash dump.
- HANDLE crash_generated_;
-
- // Handle to a mutex that will become signaled with WAIT_ABANDONED
- // if the server process goes down.
- HANDLE server_alive_;
-
- // Server process id.
- DWORD server_process_id_;
-
- // Id of the thread that caused the crash.
- DWORD thread_id_;
-
- // Exception pointers for an exception crash.
- EXCEPTION_POINTERS* exception_pointers_;
-
- // Assertion info for an invalid parameter or pure call crash.
- MDRawAssertionInfo assert_info_;
-
- // Disable copy ctor and operator=.
- CrashGenerationClient(const CrashGenerationClient& crash_client);
- CrashGenerationClient& operator=(const CrashGenerationClient& crash_client);
-};
-
-} // namespace google_breakpad
-
-#endif // CLIENT_WINDOWS_CRASH_GENERATION_CRASH_GENERATION_CLIENT_H_
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_server.cc b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_server.cc
deleted file mode 100644
index bb0968fe0..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_server.cc
+++ /dev/null
@@ -1,931 +0,0 @@
-// 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.
-
-#include "client/windows/crash_generation/crash_generation_server.h"
-#include <windows.h>
-#include <cassert>
-#include <list>
-#include "client/windows/common/auto_critical_section.h"
-#include "common/scoped_ptr.h"
-
-#include "client/windows/crash_generation/client_info.h"
-
-namespace google_breakpad {
-
-// Output buffer size.
-static const size_t kOutBufferSize = 64;
-
-// Input buffer size.
-static const size_t kInBufferSize = 64;
-
-// Access flags for the client on the dump request event.
-static const DWORD kDumpRequestEventAccess = EVENT_MODIFY_STATE;
-
-// Access flags for the client on the dump generated event.
-static const DWORD kDumpGeneratedEventAccess = EVENT_MODIFY_STATE |
- SYNCHRONIZE;
-
-// Access flags for the client on the mutex.
-static const DWORD kMutexAccess = SYNCHRONIZE;
-
-// Attribute flags for the pipe.
-static const DWORD kPipeAttr = FILE_FLAG_FIRST_PIPE_INSTANCE |
- PIPE_ACCESS_DUPLEX |
- FILE_FLAG_OVERLAPPED;
-
-// Mode for the pipe.
-static const DWORD kPipeMode = PIPE_TYPE_MESSAGE |
- PIPE_READMODE_MESSAGE |
- PIPE_WAIT;
-
-// For pipe I/O, execute the callback in the wait thread itself,
-// since the callback does very little work. The callback executes
-// the code for one of the states of the server state machine and
-// the code for all of the states perform async I/O and hence
-// finish very quickly.
-static const ULONG kPipeIOThreadFlags = WT_EXECUTEINWAITTHREAD;
-
-// Dump request threads will, most likely, generate dumps. That may
-// take some time to finish, so specify WT_EXECUTELONGFUNCTION flag.
-static const ULONG kDumpRequestThreadFlags = WT_EXECUTEINWAITTHREAD |
- WT_EXECUTELONGFUNCTION;
-
-static bool IsClientRequestValid(const ProtocolMessage& msg) {
- return msg.tag == MESSAGE_TAG_UPLOAD_REQUEST ||
- (msg.tag == MESSAGE_TAG_REGISTRATION_REQUEST &&
- msg.id != 0 &&
- msg.thread_id != NULL &&
- msg.exception_pointers != NULL &&
- msg.assert_info != NULL);
-}
-
-#ifndef NDEBUG
-static bool CheckForIOIncomplete(bool success) {
- // We should never get an I/O incomplete since we should not execute this
- // unless the operation has finished and the overlapped event is signaled. If
- // we do get INCOMPLETE, we have a bug in our code.
- return success ? false : (GetLastError() == ERROR_IO_INCOMPLETE);
-}
-#endif
-
-CrashGenerationServer::CrashGenerationServer(
- const std::wstring& pipe_name,
- SECURITY_ATTRIBUTES* pipe_sec_attrs,
- OnClientConnectedCallback connect_callback,
- void* connect_context,
- OnClientDumpRequestCallback dump_callback,
- void* dump_context,
- OnClientExitedCallback exit_callback,
- void* exit_context,
- OnClientUploadRequestCallback upload_request_callback,
- void* upload_context,
- bool generate_dumps,
- const std::wstring* dump_path)
- : pipe_name_(pipe_name),
- pipe_sec_attrs_(pipe_sec_attrs),
- pipe_(NULL),
- pipe_wait_handle_(NULL),
- server_alive_handle_(NULL),
- connect_callback_(connect_callback),
- connect_context_(connect_context),
- dump_callback_(dump_callback),
- dump_context_(dump_context),
- exit_callback_(exit_callback),
- exit_context_(exit_context),
- upload_request_callback_(upload_request_callback),
- upload_context_(upload_context),
- generate_dumps_(generate_dumps),
- pre_fetch_custom_info_(true),
- dump_path_(dump_path ? *dump_path : L""),
- server_state_(IPC_SERVER_STATE_UNINITIALIZED),
- shutting_down_(false),
- overlapped_(),
- client_info_(NULL) {
- InitializeCriticalSection(&sync_);
-}
-
-// This should never be called from the OnPipeConnected callback.
-// Otherwise the UnregisterWaitEx call below will cause a deadlock.
-CrashGenerationServer::~CrashGenerationServer() {
- // New scope to release the lock automatically.
- {
- // Make sure no clients are added or removed beyond this point.
- // Before adding or removing any clients, the critical section
- // must be entered and the shutting_down_ flag checked. The
- // critical section is then exited only after the clients_ list
- // modifications are done and the list is in a consistent state.
- AutoCriticalSection lock(&sync_);
-
- // Indicate to existing threads that server is shutting down.
- shutting_down_ = true;
- }
- // No one will modify the clients_ list beyond this point -
- // not even from another thread.
-
- // Even if there are no current worker threads running, it is possible that
- // an I/O request is pending on the pipe right now but not yet done.
- // In fact, it's very likely this is the case unless we are in an ERROR
- // state. If we don't wait for the pending I/O to be done, then when the I/O
- // completes, it may write to invalid memory. AppVerifier will flag this
- // problem too. So we disconnect from the pipe and then wait for the server
- // to get into error state so that the pending I/O will fail and get
- // cleared.
- DisconnectNamedPipe(pipe_);
- int num_tries = 100;
- while (num_tries-- && server_state_ != IPC_SERVER_STATE_ERROR) {
- Sleep(10);
- }
-
- // Unregister wait on the pipe.
- if (pipe_wait_handle_) {
- // Wait for already executing callbacks to finish.
- UnregisterWaitEx(pipe_wait_handle_, INVALID_HANDLE_VALUE);
- }
-
- // Close the pipe to avoid further client connections.
- if (pipe_) {
- CloseHandle(pipe_);
- }
-
- // Request all ClientInfo objects to unregister all waits.
- // No need to enter the critical section because no one is allowed to modify
- // the clients_ list once the shutting_down_ flag is set.
- std::list<ClientInfo*>::iterator iter;
- for (iter = clients_.begin(); iter != clients_.end(); ++iter) {
- ClientInfo* client_info = *iter;
- // Unregister waits. Wait for already executing callbacks to finish.
- // Unregister the client process exit wait first and only then unregister
- // the dump request wait. The reason is that the OnClientExit callback
- // also unregisters the dump request wait and such a race (doing the same
- // unregistration from two threads) is undesirable.
- client_info->UnregisterProcessExitWait(true);
- client_info->UnregisterDumpRequestWaitAndBlockUntilNoPending();
-
- // Destroying the ClientInfo here is safe because all wait operations for
- // this ClientInfo were unregistered and no pending or running callbacks
- // for this ClientInfo can possible exist (block_until_no_pending option
- // was used).
- delete client_info;
- }
-
- if (server_alive_handle_) {
- // Release the mutex before closing the handle so that clients requesting
- // dumps wait for a long time for the server to generate a dump.
- ReleaseMutex(server_alive_handle_);
- CloseHandle(server_alive_handle_);
- }
-
- if (overlapped_.hEvent) {
- CloseHandle(overlapped_.hEvent);
- }
-
- DeleteCriticalSection(&sync_);
-}
-
-bool CrashGenerationServer::Start() {
- if (server_state_ != IPC_SERVER_STATE_UNINITIALIZED) {
- return false;
- }
-
- server_state_ = IPC_SERVER_STATE_INITIAL;
-
- server_alive_handle_ = CreateMutex(NULL, TRUE, NULL);
- if (!server_alive_handle_) {
- return false;
- }
-
- // Event to signal the client connection and pipe reads and writes.
- overlapped_.hEvent = CreateEvent(NULL, // Security descriptor.
- TRUE, // Manual reset.
- FALSE, // Initially nonsignaled.
- NULL); // Name.
- if (!overlapped_.hEvent) {
- return false;
- }
-
- // Register a callback with the thread pool for the client connection.
- if (!RegisterWaitForSingleObject(&pipe_wait_handle_,
- overlapped_.hEvent,
- OnPipeConnected,
- this,
- INFINITE,
- kPipeIOThreadFlags)) {
- return false;
- }
-
- pipe_ = CreateNamedPipe(pipe_name_.c_str(),
- kPipeAttr,
- kPipeMode,
- 1,
- kOutBufferSize,
- kInBufferSize,
- 0,
- pipe_sec_attrs_);
- if (pipe_ == INVALID_HANDLE_VALUE) {
- return false;
- }
-
- // Kick-start the state machine. This will initiate an asynchronous wait
- // for client connections.
- if (!SetEvent(overlapped_.hEvent)) {
- server_state_ = IPC_SERVER_STATE_ERROR;
- return false;
- }
-
- // If we are in error state, it's because we failed to start listening.
- return true;
-}
-
-// If the server thread serving clients ever gets into the
-// ERROR state, reset the event, close the pipe and remain
-// in the error state forever. Error state means something
-// that we didn't account for has happened, and it's dangerous
-// to do anything unknowingly.
-void CrashGenerationServer::HandleErrorState() {
- assert(server_state_ == IPC_SERVER_STATE_ERROR);
-
- // If the server is shutting down anyway, don't clean up
- // here since shut down process will clean up.
- if (shutting_down_) {
- return;
- }
-
- if (pipe_wait_handle_) {
- UnregisterWait(pipe_wait_handle_);
- pipe_wait_handle_ = NULL;
- }
-
- if (pipe_) {
- CloseHandle(pipe_);
- pipe_ = NULL;
- }
-
- if (overlapped_.hEvent) {
- CloseHandle(overlapped_.hEvent);
- overlapped_.hEvent = NULL;
- }
-}
-
-// When the server thread serving clients is in the INITIAL state,
-// try to connect to the pipe asynchronously. If the connection
-// finishes synchronously, directly go into the CONNECTED state;
-// otherwise go into the CONNECTING state. For any problems, go
-// into the ERROR state.
-void CrashGenerationServer::HandleInitialState() {
- assert(server_state_ == IPC_SERVER_STATE_INITIAL);
-
- if (!ResetEvent(overlapped_.hEvent)) {
- EnterErrorState();
- return;
- }
-
- bool success = ConnectNamedPipe(pipe_, &overlapped_) != FALSE;
- DWORD error_code = success ? ERROR_SUCCESS : GetLastError();
-
- // From MSDN, it is not clear that when ConnectNamedPipe is used
- // in an overlapped mode, will it ever return non-zero value, and
- // if so, in what cases.
- assert(!success);
-
- switch (error_code) {
- case ERROR_IO_PENDING:
- EnterStateWhenSignaled(IPC_SERVER_STATE_CONNECTING);
- break;
-
- case ERROR_PIPE_CONNECTED:
- EnterStateImmediately(IPC_SERVER_STATE_CONNECTED);
- break;
-
- default:
- EnterErrorState();
- break;
- }
-}
-
-// When the server thread serving the clients is in the CONNECTING state,
-// try to get the result of the asynchronous connection request using
-// the OVERLAPPED object. If the result indicates the connection is done,
-// go into the CONNECTED state. If the result indicates I/O is still
-// INCOMPLETE, remain in the CONNECTING state. For any problems,
-// go into the DISCONNECTING state.
-void CrashGenerationServer::HandleConnectingState() {
- assert(server_state_ == IPC_SERVER_STATE_CONNECTING);
-
- DWORD bytes_count = 0;
- bool success = GetOverlappedResult(pipe_,
- &overlapped_,
- &bytes_count,
- FALSE) != FALSE;
- DWORD error_code = success ? ERROR_SUCCESS : GetLastError();
-
- if (success) {
- EnterStateImmediately(IPC_SERVER_STATE_CONNECTED);
- } else if (error_code != ERROR_IO_INCOMPLETE) {
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
- } else {
- // remain in CONNECTING state
- }
-}
-
-// When the server thread serving the clients is in the CONNECTED state,
-// try to issue an asynchronous read from the pipe. If read completes
-// synchronously or if I/O is pending then go into the READING state.
-// For any problems, go into the DISCONNECTING state.
-void CrashGenerationServer::HandleConnectedState() {
- assert(server_state_ == IPC_SERVER_STATE_CONNECTED);
-
- DWORD bytes_count = 0;
- memset(&msg_, 0, sizeof(msg_));
- bool success = ReadFile(pipe_,
- &msg_,
- sizeof(msg_),
- &bytes_count,
- &overlapped_) != FALSE;
- DWORD error_code = success ? ERROR_SUCCESS : GetLastError();
-
- // Note that the asynchronous read issued above can finish before the
- // code below executes. But, it is okay to change state after issuing
- // the asynchronous read. This is because even if the asynchronous read
- // is done, the callback for it would not be executed until the current
- // thread finishes its execution.
- if (success || error_code == ERROR_IO_PENDING) {
- EnterStateWhenSignaled(IPC_SERVER_STATE_READING);
- } else {
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
- }
-}
-
-// When the server thread serving the clients is in the READING state,
-// try to get the result of the async read. If async read is done,
-// go into the READ_DONE state. For any problems, go into the
-// DISCONNECTING state.
-void CrashGenerationServer::HandleReadingState() {
- assert(server_state_ == IPC_SERVER_STATE_READING);
-
- DWORD bytes_count = 0;
- bool success = GetOverlappedResult(pipe_,
- &overlapped_,
- &bytes_count,
- FALSE) != FALSE;
- if (success && bytes_count == sizeof(ProtocolMessage)) {
- EnterStateImmediately(IPC_SERVER_STATE_READ_DONE);
- return;
- }
-
- assert(!CheckForIOIncomplete(success));
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
-}
-
-// When the server thread serving the client is in the READ_DONE state,
-// validate the client's request message, register the client by
-// creating appropriate objects and prepare the response. Then try to
-// write the response to the pipe asynchronously. If that succeeds,
-// go into the WRITING state. For any problems, go into the DISCONNECTING
-// state.
-void CrashGenerationServer::HandleReadDoneState() {
- assert(server_state_ == IPC_SERVER_STATE_READ_DONE);
-
- if (!IsClientRequestValid(msg_)) {
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
- return;
- }
-
- if (msg_.tag == MESSAGE_TAG_UPLOAD_REQUEST) {
- if (upload_request_callback_)
- upload_request_callback_(upload_context_, msg_.id);
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
- return;
- }
-
- scoped_ptr<ClientInfo> client_info(
- new ClientInfo(this,
- msg_.id,
- msg_.dump_type,
- msg_.thread_id,
- msg_.exception_pointers,
- msg_.assert_info,
- msg_.custom_client_info));
-
- if (!client_info->Initialize()) {
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
- return;
- }
-
- // Issues an asynchronous WriteFile call if successful.
- // Iff successful, assigns ownership of the client_info pointer to the server
- // instance, in which case we must be sure not to free it in this function.
- if (!RespondToClient(client_info.get())) {
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
- return;
- }
-
- // This is only valid as long as it can be found in the clients_ list
- client_info_ = client_info.release();
-
- // Note that the asynchronous write issued by RespondToClient function
- // can finish before the code below executes. But it is okay to change
- // state after issuing the asynchronous write. This is because even if
- // the asynchronous write is done, the callback for it would not be
- // executed until the current thread finishes its execution.
- EnterStateWhenSignaled(IPC_SERVER_STATE_WRITING);
-}
-
-// When the server thread serving the clients is in the WRITING state,
-// try to get the result of the async write. If the async write is done,
-// go into the WRITE_DONE state. For any problems, go into the
-// DISONNECTING state.
-void CrashGenerationServer::HandleWritingState() {
- assert(server_state_ == IPC_SERVER_STATE_WRITING);
-
- DWORD bytes_count = 0;
- bool success = GetOverlappedResult(pipe_,
- &overlapped_,
- &bytes_count,
- FALSE) != FALSE;
- if (success) {
- EnterStateImmediately(IPC_SERVER_STATE_WRITE_DONE);
- return;
- }
-
- assert(!CheckForIOIncomplete(success));
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
-}
-
-// When the server thread serving the clients is in the WRITE_DONE state,
-// try to issue an async read on the pipe. If the read completes synchronously
-// or if I/O is still pending then go into the READING_ACK state. For any
-// issues, go into the DISCONNECTING state.
-void CrashGenerationServer::HandleWriteDoneState() {
- assert(server_state_ == IPC_SERVER_STATE_WRITE_DONE);
-
- DWORD bytes_count = 0;
- bool success = ReadFile(pipe_,
- &msg_,
- sizeof(msg_),
- &bytes_count,
- &overlapped_) != FALSE;
- DWORD error_code = success ? ERROR_SUCCESS : GetLastError();
-
- if (success) {
- EnterStateImmediately(IPC_SERVER_STATE_READING_ACK);
- } else if (error_code == ERROR_IO_PENDING) {
- EnterStateWhenSignaled(IPC_SERVER_STATE_READING_ACK);
- } else {
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
- }
-}
-
-// When the server thread serving the clients is in the READING_ACK state,
-// try to get result of async read. Go into the DISCONNECTING state.
-void CrashGenerationServer::HandleReadingAckState() {
- assert(server_state_ == IPC_SERVER_STATE_READING_ACK);
-
- DWORD bytes_count = 0;
- bool success = GetOverlappedResult(pipe_,
- &overlapped_,
- &bytes_count,
- FALSE) != FALSE;
- if (success) {
- // The connection handshake with the client is now complete; perform
- // the callback.
- if (connect_callback_) {
- // Note that there is only a single copy of the ClientInfo of the
- // currently connected client. However it is being referenced from
- // two different places:
- // - the client_info_ member
- // - the clients_ list
- // The lifetime of this ClientInfo depends on the lifetime of the
- // client process - basically it can go away at any time.
- // However, as long as it is referenced by the clients_ list it
- // is guaranteed to be valid. Enter the critical section and check
- // to see whether the client_info_ can be found in the list.
- // If found, execute the callback and only then leave the critical
- // section.
- AutoCriticalSection lock(&sync_);
-
- bool client_is_still_alive = false;
- std::list<ClientInfo*>::iterator iter;
- for (iter = clients_.begin(); iter != clients_.end(); ++iter) {
- if (client_info_ == *iter) {
- client_is_still_alive = true;
- break;
- }
- }
-
- if (client_is_still_alive) {
- connect_callback_(connect_context_, client_info_);
- }
- }
- } else {
- assert(!CheckForIOIncomplete(success));
- }
-
- EnterStateImmediately(IPC_SERVER_STATE_DISCONNECTING);
-}
-
-// When the server thread serving the client is in the DISCONNECTING state,
-// disconnect from the pipe and reset the event. If anything fails, go into
-// the ERROR state. If it goes well, go into the INITIAL state and set the
-// event to start all over again.
-void CrashGenerationServer::HandleDisconnectingState() {
- assert(server_state_ == IPC_SERVER_STATE_DISCONNECTING);
-
- // Done serving the client.
- client_info_ = NULL;
-
- overlapped_.Internal = NULL;
- overlapped_.InternalHigh = NULL;
- overlapped_.Offset = 0;
- overlapped_.OffsetHigh = 0;
- overlapped_.Pointer = NULL;
-
- if (!ResetEvent(overlapped_.hEvent)) {
- EnterErrorState();
- return;
- }
-
- if (!DisconnectNamedPipe(pipe_)) {
- EnterErrorState();
- return;
- }
-
- // If the server is shutting down do not connect to the
- // next client.
- if (shutting_down_) {
- return;
- }
-
- EnterStateImmediately(IPC_SERVER_STATE_INITIAL);
-}
-
-void CrashGenerationServer::EnterErrorState() {
- SetEvent(overlapped_.hEvent);
- server_state_ = IPC_SERVER_STATE_ERROR;
-}
-
-void CrashGenerationServer::EnterStateWhenSignaled(IPCServerState state) {
- server_state_ = state;
-}
-
-void CrashGenerationServer::EnterStateImmediately(IPCServerState state) {
- server_state_ = state;
-
- if (!SetEvent(overlapped_.hEvent)) {
- server_state_ = IPC_SERVER_STATE_ERROR;
- }
-}
-
-bool CrashGenerationServer::PrepareReply(const ClientInfo& client_info,
- ProtocolMessage* reply) const {
- reply->tag = MESSAGE_TAG_REGISTRATION_RESPONSE;
- reply->id = GetCurrentProcessId();
-
- if (CreateClientHandles(client_info, reply)) {
- return true;
- }
-
- // Closing of remote handles (belonging to a different process) can
- // only be done through DuplicateHandle.
- if (reply->dump_request_handle) {
- DuplicateHandle(client_info.process_handle(), // hSourceProcessHandle
- reply->dump_request_handle, // hSourceHandle
- NULL, // hTargetProcessHandle
- 0, // lpTargetHandle
- 0, // dwDesiredAccess
- FALSE, // bInheritHandle
- DUPLICATE_CLOSE_SOURCE); // dwOptions
- reply->dump_request_handle = NULL;
- }
-
- if (reply->dump_generated_handle) {
- DuplicateHandle(client_info.process_handle(), // hSourceProcessHandle
- reply->dump_generated_handle, // hSourceHandle
- NULL, // hTargetProcessHandle
- 0, // lpTargetHandle
- 0, // dwDesiredAccess
- FALSE, // bInheritHandle
- DUPLICATE_CLOSE_SOURCE); // dwOptions
- reply->dump_generated_handle = NULL;
- }
-
- if (reply->server_alive_handle) {
- DuplicateHandle(client_info.process_handle(), // hSourceProcessHandle
- reply->server_alive_handle, // hSourceHandle
- NULL, // hTargetProcessHandle
- 0, // lpTargetHandle
- 0, // dwDesiredAccess
- FALSE, // bInheritHandle
- DUPLICATE_CLOSE_SOURCE); // dwOptions
- reply->server_alive_handle = NULL;
- }
-
- return false;
-}
-
-bool CrashGenerationServer::CreateClientHandles(const ClientInfo& client_info,
- ProtocolMessage* reply) const {
- HANDLE current_process = GetCurrentProcess();
- if (!DuplicateHandle(current_process,
- client_info.dump_requested_handle(),
- client_info.process_handle(),
- &reply->dump_request_handle,
- kDumpRequestEventAccess,
- FALSE,
- 0)) {
- return false;
- }
-
- if (!DuplicateHandle(current_process,
- client_info.dump_generated_handle(),
- client_info.process_handle(),
- &reply->dump_generated_handle,
- kDumpGeneratedEventAccess,
- FALSE,
- 0)) {
- return false;
- }
-
- if (!DuplicateHandle(current_process,
- server_alive_handle_,
- client_info.process_handle(),
- &reply->server_alive_handle,
- kMutexAccess,
- FALSE,
- 0)) {
- return false;
- }
-
- return true;
-}
-
-bool CrashGenerationServer::RespondToClient(ClientInfo* client_info) {
- ProtocolMessage reply;
- if (!PrepareReply(*client_info, &reply)) {
- return false;
- }
-
- DWORD bytes_count = 0;
- bool success = WriteFile(pipe_,
- &reply,
- sizeof(reply),
- &bytes_count,
- &overlapped_) != FALSE;
- DWORD error_code = success ? ERROR_SUCCESS : GetLastError();
-
- if (!success && error_code != ERROR_IO_PENDING) {
- return false;
- }
-
- // Takes over ownership of client_info. We MUST return true if AddClient
- // succeeds.
- return AddClient(client_info);
-}
-
-// The server thread servicing the clients runs this method. The method
-// implements the state machine described in ReadMe.txt along with the
-// helper methods HandleXXXState.
-void CrashGenerationServer::HandleConnectionRequest() {
- // If the server is shutting down, get into ERROR state, reset the event so
- // more workers don't run and return immediately.
- if (shutting_down_) {
- server_state_ = IPC_SERVER_STATE_ERROR;
- ResetEvent(overlapped_.hEvent);
- return;
- }
-
- switch (server_state_) {
- case IPC_SERVER_STATE_ERROR:
- HandleErrorState();
- break;
-
- case IPC_SERVER_STATE_INITIAL:
- HandleInitialState();
- break;
-
- case IPC_SERVER_STATE_CONNECTING:
- HandleConnectingState();
- break;
-
- case IPC_SERVER_STATE_CONNECTED:
- HandleConnectedState();
- break;
-
- case IPC_SERVER_STATE_READING:
- HandleReadingState();
- break;
-
- case IPC_SERVER_STATE_READ_DONE:
- HandleReadDoneState();
- break;
-
- case IPC_SERVER_STATE_WRITING:
- HandleWritingState();
- break;
-
- case IPC_SERVER_STATE_WRITE_DONE:
- HandleWriteDoneState();
- break;
-
- case IPC_SERVER_STATE_READING_ACK:
- HandleReadingAckState();
- break;
-
- case IPC_SERVER_STATE_DISCONNECTING:
- HandleDisconnectingState();
- break;
-
- default:
- assert(false);
- // This indicates that we added one more state without
- // adding handling code.
- server_state_ = IPC_SERVER_STATE_ERROR;
- break;
- }
-}
-
-bool CrashGenerationServer::AddClient(ClientInfo* client_info) {
- HANDLE request_wait_handle = NULL;
- if (!RegisterWaitForSingleObject(&request_wait_handle,
- client_info->dump_requested_handle(),
- OnDumpRequest,
- client_info,
- INFINITE,
- kDumpRequestThreadFlags)) {
- return false;
- }
-
- client_info->set_dump_request_wait_handle(request_wait_handle);
-
- // OnClientEnd will be called when the client process terminates.
- HANDLE process_wait_handle = NULL;
- if (!RegisterWaitForSingleObject(&process_wait_handle,
- client_info->process_handle(),
- OnClientEnd,
- client_info,
- INFINITE,
- WT_EXECUTEONLYONCE)) {
- return false;
- }
-
- client_info->set_process_exit_wait_handle(process_wait_handle);
-
- // New scope to hold the lock for the shortest time.
- {
- AutoCriticalSection lock(&sync_);
- if (shutting_down_) {
- // If server is shutting down, don't add new clients
- return false;
- }
- clients_.push_back(client_info);
- }
-
- return true;
-}
-
-// static
-void CALLBACK CrashGenerationServer::OnPipeConnected(void* context, BOOLEAN) {
- assert(context);
-
- CrashGenerationServer* obj =
- reinterpret_cast<CrashGenerationServer*>(context);
- obj->HandleConnectionRequest();
-}
-
-// static
-void CALLBACK CrashGenerationServer::OnDumpRequest(void* context, BOOLEAN) {
- assert(context);
- ClientInfo* client_info = reinterpret_cast<ClientInfo*>(context);
-
- CrashGenerationServer* crash_server = client_info->crash_server();
- assert(crash_server);
- if (crash_server->pre_fetch_custom_info_) {
- client_info->PopulateCustomInfo();
- }
- crash_server->HandleDumpRequest(*client_info);
-
- ResetEvent(client_info->dump_requested_handle());
-}
-
-// static
-void CALLBACK CrashGenerationServer::OnClientEnd(void* context, BOOLEAN) {
- assert(context);
- ClientInfo* client_info = reinterpret_cast<ClientInfo*>(context);
-
- CrashGenerationServer* crash_server = client_info->crash_server();
- assert(crash_server);
-
- crash_server->HandleClientProcessExit(client_info);
-}
-
-void CrashGenerationServer::HandleClientProcessExit(ClientInfo* client_info) {
- assert(client_info);
-
- // Must unregister the dump request wait operation and wait for any
- // dump requests that might be pending to finish before proceeding
- // with the client_info cleanup.
- client_info->UnregisterDumpRequestWaitAndBlockUntilNoPending();
-
- if (exit_callback_) {
- exit_callback_(exit_context_, client_info);
- }
-
- // Start a new scope to release lock automatically.
- {
- AutoCriticalSection lock(&sync_);
- if (shutting_down_) {
- // The crash generation server is shutting down and as part of the
- // shutdown process it will delete all clients from the clients_ list.
- return;
- }
- clients_.remove(client_info);
- }
-
- // Explicitly unregister the process exit wait using the non-blocking method.
- // Otherwise, the destructor will attempt to unregister it using the blocking
- // method which will lead to a deadlock because it is being called from the
- // callback of the same wait operation
- client_info->UnregisterProcessExitWait(false);
-
- delete client_info;
-}
-
-void CrashGenerationServer::HandleDumpRequest(const ClientInfo& client_info) {
- bool execute_callback = true;
- // Generate the dump only if it's explicitly requested by the
- // server application; otherwise the server might want to generate
- // dump in the callback.
- std::wstring dump_path;
- if (generate_dumps_) {
- if (!GenerateDump(client_info, &dump_path)) {
- // client proccess terminated or some other error
- execute_callback = false;
- }
- }
-
- if (dump_callback_ && execute_callback) {
- std::wstring* ptr_dump_path = (dump_path == L"") ? NULL : &dump_path;
- dump_callback_(dump_context_, &client_info, ptr_dump_path);
- }
-
- SetEvent(client_info.dump_generated_handle());
-}
-
-bool CrashGenerationServer::GenerateDump(const ClientInfo& client,
- std::wstring* dump_path) {
- assert(client.pid() != 0);
- assert(client.process_handle());
-
- // We have to get the address of EXCEPTION_INFORMATION from
- // the client process address space.
- EXCEPTION_POINTERS* client_ex_info = NULL;
- if (!client.GetClientExceptionInfo(&client_ex_info)) {
- return false;
- }
-
- DWORD client_thread_id = 0;
- if (!client.GetClientThreadId(&client_thread_id)) {
- return false;
- }
-
- MinidumpGenerator dump_generator(dump_path_,
- client.process_handle(),
- client.pid(),
- client_thread_id,
- GetCurrentThreadId(),
- client_ex_info,
- client.assert_info(),
- client.dump_type(),
- true);
- if (!dump_generator.GenerateDumpFile(dump_path)) {
- return false;
- }
- return dump_generator.WriteMinidump();
-}
-
-} // namespace google_breakpad
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_server.h b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_server.h
deleted file mode 100644
index 0ea90e510..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/crash_generation_server.h
+++ /dev/null
@@ -1,299 +0,0 @@
-// 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_CRASH_GENERATION_SERVER_H__
-#define CLIENT_WINDOWS_CRASH_GENERATION_CRASH_GENERATION_SERVER_H__
-
-#include <list>
-#include <string>
-#include "client/windows/common/ipc_protocol.h"
-#include "client/windows/crash_generation/minidump_generator.h"
-#include "common/scoped_ptr.h"
-
-namespace google_breakpad {
-class ClientInfo;
-
-// Abstraction for server side implementation of out-of-process crash
-// generation protocol for Windows platform only. It generates Windows
-// minidump files for client processes that request dump generation. When
-// the server is requested to start listening for clients (by calling the
-// Start method), it creates a named pipe and waits for the clients to
-// register. In response, it hands them event handles that the client can
-// signal to request dump generation. When the clients request dump
-// generation in this way, the server generates Windows minidump files.
-class CrashGenerationServer {
- public:
- typedef void (*OnClientConnectedCallback)(void* context,
- const ClientInfo* client_info);
-
- typedef void (*OnClientDumpRequestCallback)(void* context,
- const ClientInfo* client_info,
- const std::wstring* file_path);
-
- typedef void (*OnClientExitedCallback)(void* context,
- const ClientInfo* client_info);
-
- typedef void (*OnClientUploadRequestCallback)(void* context,
- const DWORD crash_id);
-
- // Creates an instance with the given parameters.
- //
- // Parameter pipe_name: Name of the Windows named pipe
- // Parameter pipe_sec_attrs Security attributes to set on the pipe. Pass
- // NULL to use default security on the pipe. By default, the pipe created
- // allows Local System, Administrators and the Creator full control and
- // the Everyone group read access on the pipe.
- // Parameter connect_callback: Callback for a new client connection.
- // Parameter connect_context: Context for client connection callback.
- // Parameter crash_callback: Callback for a client crash dump request.
- // Parameter crash_context: Context for client crash dump request callback.
- // Parameter exit_callback: Callback for client process exit.
- // Parameter exit_context: Context for client exit callback.
- // Parameter generate_dumps: Whether to automatically generate dumps.
- // Client code of this class might want to generate dumps explicitly in the
- // crash dump request callback. In that case, false can be passed for this
- // parameter.
- // Parameter dump_path: Path for generating dumps; required only if true is
- // passed for generateDumps parameter; NULL can be passed otherwise.
- CrashGenerationServer(const std::wstring& pipe_name,
- SECURITY_ATTRIBUTES* pipe_sec_attrs,
- OnClientConnectedCallback connect_callback,
- void* connect_context,
- OnClientDumpRequestCallback dump_callback,
- void* dump_context,
- OnClientExitedCallback exit_callback,
- void* exit_context,
- OnClientUploadRequestCallback upload_request_callback,
- void* upload_context,
- bool generate_dumps,
- const std::wstring* dump_path);
-
- ~CrashGenerationServer();
-
- // Performs initialization steps needed to start listening to clients. Upon
- // successful return clients may connect to this server's pipe.
- //
- // Returns true if initialization is successful; false otherwise.
- bool Start();
-
- void pre_fetch_custom_info(bool do_pre_fetch) {
- pre_fetch_custom_info_ = do_pre_fetch;
- }
-
- private:
- // Various states the client can be in during the handshake with
- // the server.
- enum IPCServerState {
- // Server starts in this state.
- IPC_SERVER_STATE_UNINITIALIZED,
-
- // Server is in error state and it cannot serve any clients.
- IPC_SERVER_STATE_ERROR,
-
- // Server starts in this state.
- IPC_SERVER_STATE_INITIAL,
-
- // Server has issued an async connect to the pipe and it is waiting
- // for the connection to be established.
- IPC_SERVER_STATE_CONNECTING,
-
- // Server is connected successfully.
- IPC_SERVER_STATE_CONNECTED,
-
- // Server has issued an async read from the pipe and it is waiting for
- // the read to finish.
- IPC_SERVER_STATE_READING,
-
- // Server is done reading from the pipe.
- IPC_SERVER_STATE_READ_DONE,
-
- // Server has issued an async write to the pipe and it is waiting for
- // the write to finish.
- IPC_SERVER_STATE_WRITING,
-
- // Server is done writing to the pipe.
- IPC_SERVER_STATE_WRITE_DONE,
-
- // Server has issued an async read from the pipe for an ack and it
- // is waiting for the read to finish.
- IPC_SERVER_STATE_READING_ACK,
-
- // Server is done writing to the pipe and it is now ready to disconnect
- // and reconnect.
- IPC_SERVER_STATE_DISCONNECTING
- };
-
- //
- // Helper methods to handle various server IPC states.
- //
- void HandleErrorState();
- void HandleInitialState();
- void HandleConnectingState();
- void HandleConnectedState();
- void HandleReadingState();
- void HandleReadDoneState();
- void HandleWritingState();
- void HandleWriteDoneState();
- void HandleReadingAckState();
- void HandleDisconnectingState();
-
- // Prepares reply for a client from the given parameters.
- bool PrepareReply(const ClientInfo& client_info,
- ProtocolMessage* reply) const;
-
- // Duplicates various handles in the ClientInfo object for the client
- // process and stores them in the given ProtocolMessage instance. If
- // creating any handle fails, ProtocolMessage will contain the handles
- // already created successfully, which should be closed by the caller.
- bool CreateClientHandles(const ClientInfo& client_info,
- ProtocolMessage* reply) const;
-
- // Response to the given client. Return true if all steps of
- // responding to the client succeed, false otherwise.
- bool RespondToClient(ClientInfo* client_info);
-
- // Handles a connection request from the client.
- void HandleConnectionRequest();
-
- // Handles a dump request from the client.
- void HandleDumpRequest(const ClientInfo& client_info);
-
- // Callback for pipe connected event.
- static void CALLBACK OnPipeConnected(void* context, BOOLEAN timer_or_wait);
-
- // Callback for a dump request.
- static void CALLBACK OnDumpRequest(void* context, BOOLEAN timer_or_wait);
-
- // Callback for client process exit event.
- static void CALLBACK OnClientEnd(void* context, BOOLEAN timer_or_wait);
-
- // Handles client process exit.
- void HandleClientProcessExit(ClientInfo* client_info);
-
- // Adds the given client to the list of registered clients.
- bool AddClient(ClientInfo* client_info);
-
- // Generates dump for the given client.
- bool GenerateDump(const ClientInfo& client, std::wstring* dump_path);
-
- // Puts the server in a permanent error state and sets a signal such that
- // the state will be immediately entered after the current state transition
- // is complete.
- void EnterErrorState();
-
- // Puts the server in the specified state and sets a signal such that the
- // state is immediately entered after the current state transition is
- // complete.
- void EnterStateImmediately(IPCServerState state);
-
- // Puts the server in the specified state. No signal will be set, so the state
- // transition will only occur when signaled manually or by completion of an
- // asynchronous IO operation.
- void EnterStateWhenSignaled(IPCServerState state);
-
- // Sync object for thread-safe access to the shared list of clients.
- CRITICAL_SECTION sync_;
-
- // List of clients.
- std::list<ClientInfo*> clients_;
-
- // Pipe name.
- std::wstring pipe_name_;
-
- // Pipe security attributes
- SECURITY_ATTRIBUTES* pipe_sec_attrs_;
-
- // Handle to the pipe used for handshake with clients.
- HANDLE pipe_;
-
- // Pipe wait handle.
- HANDLE pipe_wait_handle_;
-
- // Handle to server-alive mutex.
- HANDLE server_alive_handle_;
-
- // Callback for a successful client connection.
- OnClientConnectedCallback connect_callback_;
-
- // Context for client connected callback.
- void* connect_context_;
-
- // Callback for a client dump request.
- OnClientDumpRequestCallback dump_callback_;
-
- // Context for client dump request callback.
- void* dump_context_;
-
- // Callback for client process exit.
- OnClientExitedCallback exit_callback_;
-
- // Context for client process exit callback.
- void* exit_context_;
-
- // Callback for upload request.
- OnClientUploadRequestCallback upload_request_callback_;
-
- // Context for upload request callback.
- void* upload_context_;
-
- // Whether to generate dumps.
- bool generate_dumps_;
-
- // Wether to populate custom information up-front.
- bool pre_fetch_custom_info_;
-
- // The dump path for the server.
- const std::wstring dump_path_;
-
- // State of the server in performing the IPC with the client.
- // Note that since we restrict the pipe to one instance, we
- // only need to keep one state of the server. Otherwise, server
- // would have one state per client it is talking to.
- IPCServerState server_state_;
-
- // Whether the server is shutting down.
- bool shutting_down_;
-
- // Overlapped instance for async I/O on the pipe.
- OVERLAPPED overlapped_;
-
- // Message object used in IPC with the client.
- ProtocolMessage msg_;
-
- // Client Info for the client that's connecting to the server.
- ClientInfo* client_info_;
-
- // Disable copy ctor and operator=.
- CrashGenerationServer(const CrashGenerationServer& crash_server);
- CrashGenerationServer& operator=(const CrashGenerationServer& crash_server);
-};
-
-} // namespace google_breakpad
-
-#endif // CLIENT_WINDOWS_CRASH_GENERATION_CRASH_GENERATION_SERVER_H__
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/minidump_generator.cc b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/minidump_generator.cc
deleted file mode 100644
index 786c9b937..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/minidump_generator.cc
+++ /dev/null
@@ -1,579 +0,0 @@
-// 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.
-
-#include "client/windows/crash_generation/minidump_generator.h"
-
-#include <assert.h>
-#include <avrfsdk.h>
-
-#include <algorithm>
-#include <iterator>
-#include <list>
-#include <vector>
-
-#include "client/windows/common/auto_critical_section.h"
-#include "common/scoped_ptr.h"
-#include "common/windows/guid_string.h"
-
-using std::wstring;
-
-namespace {
-
-// A helper class used to collect handle operations data. Unlike
-// |MiniDumpWithHandleData| it records the operations for a single handle value
-// only, making it possible to include this information to a minidump.
-class HandleTraceData {
- public:
- HandleTraceData();
- ~HandleTraceData();
-
- // Collects the handle operations data and formats a user stream to be added
- // to the minidump.
- bool CollectHandleData(HANDLE process_handle,
- EXCEPTION_POINTERS* exception_pointers);
-
- // Fills the user dump entry with a pointer to the collected handle operations
- // data. Returns |true| if the entry was initialized successfully, or |false|
- // if no trace data is available.
- bool GetUserStream(MINIDUMP_USER_STREAM* user_stream);
-
- private:
- // Reads the exception code from the client process's address space.
- // This routine assumes that the client process's pointer width matches ours.
- static bool ReadExceptionCode(HANDLE process_handle,
- EXCEPTION_POINTERS* exception_pointers,
- DWORD* exception_code);
-
- // Stores handle operations retrieved by VerifierEnumerateResource().
- static ULONG CALLBACK RecordHandleOperations(void* resource_description,
- void* enumeration_context,
- ULONG* enumeration_level);
-
- // Function pointer type for VerifierEnumerateResource, which is looked up
- // dynamically.
- typedef BOOL (WINAPI* VerifierEnumerateResourceType)(
- HANDLE Process,
- ULONG Flags,
- ULONG ResourceType,
- AVRF_RESOURCE_ENUMERATE_CALLBACK ResourceCallback,
- PVOID EnumerationContext);
-
- // Handle to dynamically loaded verifier.dll.
- HMODULE verifier_module_;
-
- // Pointer to the VerifierEnumerateResource function.
- VerifierEnumerateResourceType enumerate_resource_;
-
- // Handle value to look for.
- ULONG64 handle_;
-
- // List of handle operations for |handle_|.
- std::list<AVRF_HANDLE_OPERATION> operations_;
-
- // Minidump stream data.
- std::vector<char> stream_;
-};
-
-HandleTraceData::HandleTraceData()
- : verifier_module_(NULL),
- enumerate_resource_(NULL),
- handle_(NULL) {
-}
-
-HandleTraceData::~HandleTraceData() {
- if (verifier_module_) {
- FreeLibrary(verifier_module_);
- }
-}
-
-bool HandleTraceData::CollectHandleData(
- HANDLE process_handle,
- EXCEPTION_POINTERS* exception_pointers) {
- DWORD exception_code;
- if (!ReadExceptionCode(process_handle, exception_pointers, &exception_code)) {
- return false;
- }
-
- // Verify whether the execption is STATUS_INVALID_HANDLE. Do not record any
- // handle information if it is a different exception to keep the minidump
- // small.
- if (exception_code != STATUS_INVALID_HANDLE) {
- return true;
- }
-
- // Load verifier!VerifierEnumerateResource() dynamically.
- verifier_module_ = LoadLibrary(TEXT("verifier.dll"));
- if (!verifier_module_) {
- return false;
- }
-
- enumerate_resource_ = reinterpret_cast<VerifierEnumerateResourceType>(
- GetProcAddress(verifier_module_, "VerifierEnumerateResource"));
- if (!enumerate_resource_) {
- return false;
- }
-
- // STATUS_INVALID_HANDLE does not provide the offending handle value in
- // the exception parameters so we have to guess. At the moment we scan
- // the handle operations trace looking for the last invalid handle operation
- // and record only the operations for that handle value.
- if (enumerate_resource_(process_handle,
- 0,
- AvrfResourceHandleTrace,
- &RecordHandleOperations,
- this) != ERROR_SUCCESS) {
- // The handle tracing must have not been enabled.
- return true;
- }
-
- // Now that |handle_| is initialized, purge all irrelevant operations.
- std::list<AVRF_HANDLE_OPERATION>::iterator i = operations_.begin();
- std::list<AVRF_HANDLE_OPERATION>::iterator i_end = operations_.end();
- while (i != i_end) {
- if (i->Handle == handle_) {
- ++i;
- } else {
- i = operations_.erase(i);
- }
- }
-
- // Convert the list of recorded operations to a minidump stream.
- stream_.resize(sizeof(MINIDUMP_HANDLE_OPERATION_LIST) +
- sizeof(AVRF_HANDLE_OPERATION) * operations_.size());
-
- MINIDUMP_HANDLE_OPERATION_LIST* stream_data =
- reinterpret_cast<MINIDUMP_HANDLE_OPERATION_LIST*>(
- &stream_.front());
- stream_data->SizeOfHeader = sizeof(MINIDUMP_HANDLE_OPERATION_LIST);
- stream_data->SizeOfEntry = sizeof(AVRF_HANDLE_OPERATION);
- stream_data->NumberOfEntries = static_cast<ULONG32>(operations_.size());
- stream_data->Reserved = 0;
- std::copy(operations_.begin(),
- operations_.end(),
-#ifdef _MSC_VER
- stdext::checked_array_iterator<AVRF_HANDLE_OPERATION*>(
- reinterpret_cast<AVRF_HANDLE_OPERATION*>(stream_data + 1),
- operations_.size())
-#else
- reinterpret_cast<AVRF_HANDLE_OPERATION*>(stream_data + 1)
-#endif
- );
-
- return true;
-}
-
-bool HandleTraceData::GetUserStream(MINIDUMP_USER_STREAM* user_stream) {
- if (stream_.empty()) {
- return false;
- } else {
- user_stream->Type = HandleOperationListStream;
- user_stream->BufferSize = static_cast<ULONG>(stream_.size());
- user_stream->Buffer = &stream_.front();
- return true;
- }
-}
-
-bool HandleTraceData::ReadExceptionCode(
- HANDLE process_handle,
- EXCEPTION_POINTERS* exception_pointers,
- DWORD* exception_code) {
- EXCEPTION_POINTERS pointers;
- if (!ReadProcessMemory(process_handle,
- exception_pointers,
- &pointers,
- sizeof(pointers),
- NULL)) {
- return false;
- }
-
- if (!ReadProcessMemory(process_handle,
- pointers.ExceptionRecord,
- exception_code,
- sizeof(*exception_code),
- NULL)) {
- return false;
- }
-
- return true;
-}
-
-ULONG CALLBACK HandleTraceData::RecordHandleOperations(
- void* resource_description,
- void* enumeration_context,
- ULONG* enumeration_level) {
- AVRF_HANDLE_OPERATION* description =
- reinterpret_cast<AVRF_HANDLE_OPERATION*>(resource_description);
- HandleTraceData* self =
- reinterpret_cast<HandleTraceData*>(enumeration_context);
-
- // Remember the last invalid handle operation.
- if (description->OperationType == OperationDbBADREF) {
- self->handle_ = description->Handle;
- }
-
- // Record all handle operations.
- self->operations_.push_back(*description);
-
- *enumeration_level = HeapEnumerationEverything;
- return ERROR_SUCCESS;
-}
-
-} // namespace
-
-namespace google_breakpad {
-
-MinidumpGenerator::MinidumpGenerator(
- const std::wstring& dump_path,
- const HANDLE process_handle,
- const DWORD process_id,
- const DWORD thread_id,
- const DWORD requesting_thread_id,
- EXCEPTION_POINTERS* exception_pointers,
- MDRawAssertionInfo* assert_info,
- const MINIDUMP_TYPE dump_type,
- const bool is_client_pointers)
- : dbghelp_module_(NULL),
- write_dump_(NULL),
- rpcrt4_module_(NULL),
- create_uuid_(NULL),
- process_handle_(process_handle),
- process_id_(process_id),
- thread_id_(thread_id),
- requesting_thread_id_(requesting_thread_id),
- exception_pointers_(exception_pointers),
- assert_info_(assert_info),
- dump_type_(dump_type),
- is_client_pointers_(is_client_pointers),
- dump_path_(dump_path),
- dump_file_(INVALID_HANDLE_VALUE),
- full_dump_file_(INVALID_HANDLE_VALUE),
- dump_file_is_internal_(false),
- full_dump_file_is_internal_(false),
- additional_streams_(NULL),
- callback_info_(NULL) {
- InitializeCriticalSection(&module_load_sync_);
- InitializeCriticalSection(&get_proc_address_sync_);
-}
-
-MinidumpGenerator::~MinidumpGenerator() {
- if (dump_file_is_internal_ && dump_file_ != INVALID_HANDLE_VALUE) {
- CloseHandle(dump_file_);
- }
-
- if (full_dump_file_is_internal_ && full_dump_file_ != INVALID_HANDLE_VALUE) {
- CloseHandle(full_dump_file_);
- }
-
- if (dbghelp_module_) {
- FreeLibrary(dbghelp_module_);
- }
-
- if (rpcrt4_module_) {
- FreeLibrary(rpcrt4_module_);
- }
-
- DeleteCriticalSection(&get_proc_address_sync_);
- DeleteCriticalSection(&module_load_sync_);
-}
-
-bool MinidumpGenerator::WriteMinidump() {
- bool full_memory_dump = (dump_type_ & MiniDumpWithFullMemory) != 0;
- if (dump_file_ == INVALID_HANDLE_VALUE ||
- (full_memory_dump && full_dump_file_ == INVALID_HANDLE_VALUE)) {
- return false;
- }
-
- MiniDumpWriteDumpType write_dump = GetWriteDump();
- if (!write_dump) {
- return false;
- }
-
- MINIDUMP_EXCEPTION_INFORMATION* dump_exception_pointers = NULL;
- MINIDUMP_EXCEPTION_INFORMATION dump_exception_info;
-
- // Setup the exception information object only if it's a dump
- // due to an exception.
- if (exception_pointers_) {
- dump_exception_pointers = &dump_exception_info;
- dump_exception_info.ThreadId = thread_id_;
- dump_exception_info.ExceptionPointers = exception_pointers_;
- dump_exception_info.ClientPointers = is_client_pointers_;
- }
-
- // Add an MDRawBreakpadInfo stream to the minidump, to provide additional
- // information about the exception handler to the Breakpad processor.
- // The information will help the processor determine which threads are
- // relevant. The Breakpad processor does not require this information but
- // can function better with Breakpad-generated dumps when it is present.
- // The native debugger is not harmed by the presence of this information.
- MDRawBreakpadInfo breakpad_info = {0};
- if (!is_client_pointers_) {
- // Set the dump thread id and requesting thread id only in case of
- // in-process dump generation.
- breakpad_info.validity = MD_BREAKPAD_INFO_VALID_DUMP_THREAD_ID |
- MD_BREAKPAD_INFO_VALID_REQUESTING_THREAD_ID;
- breakpad_info.dump_thread_id = thread_id_;
- breakpad_info.requesting_thread_id = requesting_thread_id_;
- }
-
- int additional_streams_count = additional_streams_ ?
- additional_streams_->UserStreamCount : 0;
- scoped_array<MINIDUMP_USER_STREAM> user_stream_array(
- new MINIDUMP_USER_STREAM[3 + additional_streams_count]);
- user_stream_array[0].Type = MD_BREAKPAD_INFO_STREAM;
- user_stream_array[0].BufferSize = sizeof(breakpad_info);
- user_stream_array[0].Buffer = &breakpad_info;
-
- MINIDUMP_USER_STREAM_INFORMATION user_streams;
- user_streams.UserStreamCount = 1;
- user_streams.UserStreamArray = user_stream_array.get();
-
- MDRawAssertionInfo* actual_assert_info = assert_info_;
- MDRawAssertionInfo client_assert_info = {{0}};
-
- if (assert_info_) {
- // If the assertion info object lives in the client process,
- // read the memory of the client process.
- if (is_client_pointers_) {
- SIZE_T bytes_read = 0;
- if (!ReadProcessMemory(process_handle_,
- assert_info_,
- &client_assert_info,
- sizeof(client_assert_info),
- &bytes_read)) {
- if (dump_file_is_internal_)
- CloseHandle(dump_file_);
- if (full_dump_file_is_internal_ &&
- full_dump_file_ != INVALID_HANDLE_VALUE)
- CloseHandle(full_dump_file_);
- return false;
- }
-
- if (bytes_read != sizeof(client_assert_info)) {
- if (dump_file_is_internal_)
- CloseHandle(dump_file_);
- if (full_dump_file_is_internal_ &&
- full_dump_file_ != INVALID_HANDLE_VALUE)
- CloseHandle(full_dump_file_);
- return false;
- }
-
- actual_assert_info = &client_assert_info;
- }
-
- user_stream_array[1].Type = MD_ASSERTION_INFO_STREAM;
- user_stream_array[1].BufferSize = sizeof(MDRawAssertionInfo);
- user_stream_array[1].Buffer = actual_assert_info;
- ++user_streams.UserStreamCount;
- }
-
- if (additional_streams_) {
- for (size_t i = 0;
- i < additional_streams_->UserStreamCount;
- i++, user_streams.UserStreamCount++) {
- user_stream_array[user_streams.UserStreamCount].Type =
- additional_streams_->UserStreamArray[i].Type;
- user_stream_array[user_streams.UserStreamCount].BufferSize =
- additional_streams_->UserStreamArray[i].BufferSize;
- user_stream_array[user_streams.UserStreamCount].Buffer =
- additional_streams_->UserStreamArray[i].Buffer;
- }
- }
-
- // If the process is terminated by STATUS_INVALID_HANDLE exception store
- // the trace of operations for the offending handle value. Do nothing special
- // if the client already requested the handle trace to be stored in the dump.
- HandleTraceData handle_trace_data;
- if (exception_pointers_ && (dump_type_ & MiniDumpWithHandleData) == 0) {
- if (!handle_trace_data.CollectHandleData(process_handle_,
- exception_pointers_)) {
- if (dump_file_is_internal_)
- CloseHandle(dump_file_);
- if (full_dump_file_is_internal_ &&
- full_dump_file_ != INVALID_HANDLE_VALUE)
- CloseHandle(full_dump_file_);
- return false;
- }
- }
-
- bool result_full_memory = true;
- if (full_memory_dump) {
- result_full_memory = write_dump(
- process_handle_,
- process_id_,
- full_dump_file_,
- static_cast<MINIDUMP_TYPE>((dump_type_ & (~MiniDumpNormal))
- | MiniDumpWithHandleData),
- exception_pointers_ ? &dump_exception_info : NULL,
- &user_streams,
- NULL) != FALSE;
- }
-
- // Add handle operations trace stream to the minidump if it was collected.
- if (handle_trace_data.GetUserStream(
- &user_stream_array[user_streams.UserStreamCount])) {
- ++user_streams.UserStreamCount;
- }
-
- bool result_minidump = write_dump(
- process_handle_,
- process_id_,
- dump_file_,
- static_cast<MINIDUMP_TYPE>((dump_type_ & (~MiniDumpWithFullMemory))
- | MiniDumpNormal),
- exception_pointers_ ? &dump_exception_info : NULL,
- &user_streams,
- callback_info_) != FALSE;
-
- return result_minidump && result_full_memory;
-}
-
-bool MinidumpGenerator::GenerateDumpFile(wstring* dump_path) {
- // The dump file was already set by handle or this function was previously
- // called.
- if (dump_file_ != INVALID_HANDLE_VALUE) {
- return false;
- }
-
- wstring dump_file_path;
- if (!GenerateDumpFilePath(&dump_file_path)) {
- return false;
- }
-
- dump_file_ = CreateFile(dump_file_path.c_str(),
- GENERIC_WRITE,
- 0,
- NULL,
- CREATE_NEW,
- FILE_ATTRIBUTE_NORMAL,
- NULL);
- if (dump_file_ == INVALID_HANDLE_VALUE) {
- return false;
- }
-
- dump_file_is_internal_ = true;
- *dump_path = dump_file_path;
- return true;
-}
-
-bool MinidumpGenerator::GenerateFullDumpFile(wstring* full_dump_path) {
- // A full minidump was not requested.
- if ((dump_type_ & MiniDumpWithFullMemory) == 0) {
- return false;
- }
-
- // The dump file was already set by handle or this function was previously
- // called.
- if (full_dump_file_ != INVALID_HANDLE_VALUE) {
- return false;
- }
-
- wstring full_dump_file_path;
- if (!GenerateDumpFilePath(&full_dump_file_path)) {
- return false;
- }
- full_dump_file_path.resize(full_dump_file_path.size() - 4); // strip .dmp
- full_dump_file_path.append(TEXT("-full.dmp"));
-
- full_dump_file_ = CreateFile(full_dump_file_path.c_str(),
- GENERIC_WRITE,
- 0,
- NULL,
- CREATE_NEW,
- FILE_ATTRIBUTE_NORMAL,
- NULL);
- if (full_dump_file_ == INVALID_HANDLE_VALUE) {
- return false;
- }
-
- full_dump_file_is_internal_ = true;
- *full_dump_path = full_dump_file_path;
- return true;
-}
-
-HMODULE MinidumpGenerator::GetDbghelpModule() {
- AutoCriticalSection lock(&module_load_sync_);
- if (!dbghelp_module_) {
- dbghelp_module_ = LoadLibrary(TEXT("dbghelp.dll"));
- }
-
- return dbghelp_module_;
-}
-
-MinidumpGenerator::MiniDumpWriteDumpType MinidumpGenerator::GetWriteDump() {
- AutoCriticalSection lock(&get_proc_address_sync_);
- if (!write_dump_) {
- HMODULE module = GetDbghelpModule();
- if (module) {
- FARPROC proc = GetProcAddress(module, "MiniDumpWriteDump");
- write_dump_ = reinterpret_cast<MiniDumpWriteDumpType>(proc);
- }
- }
-
- return write_dump_;
-}
-
-HMODULE MinidumpGenerator::GetRpcrt4Module() {
- AutoCriticalSection lock(&module_load_sync_);
- if (!rpcrt4_module_) {
- rpcrt4_module_ = LoadLibrary(TEXT("rpcrt4.dll"));
- }
-
- return rpcrt4_module_;
-}
-
-MinidumpGenerator::UuidCreateType MinidumpGenerator::GetCreateUuid() {
- AutoCriticalSection lock(&module_load_sync_);
- if (!create_uuid_) {
- HMODULE module = GetRpcrt4Module();
- if (module) {
- FARPROC proc = GetProcAddress(module, "UuidCreate");
- create_uuid_ = reinterpret_cast<UuidCreateType>(proc);
- }
- }
-
- return create_uuid_;
-}
-
-bool MinidumpGenerator::GenerateDumpFilePath(wstring* file_path) {
- UUID id = {0};
-
- UuidCreateType create_uuid = GetCreateUuid();
- if (!create_uuid) {
- return false;
- }
-
- create_uuid(&id);
- wstring id_str = GUIDString::GUIDToWString(&id);
-
- *file_path = dump_path_ + TEXT("\\") + id_str + TEXT(".dmp");
- return true;
-}
-
-} // namespace google_breakpad
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/minidump_generator.h b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/minidump_generator.h
deleted file mode 100644
index a3c123056..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/minidump_generator.h
+++ /dev/null
@@ -1,199 +0,0 @@
-// 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_MINIDUMP_GENERATOR_H_
-#define CLIENT_WINDOWS_CRASH_GENERATION_MINIDUMP_GENERATOR_H_
-
-#include <windows.h>
-#include <dbghelp.h>
-#include <rpc.h>
-#include <list>
-#include <string>
-#include "google_breakpad/common/minidump_format.h"
-
-namespace google_breakpad {
-
-// Abstraction for various objects and operations needed to generate
-// minidump on Windows. This abstraction is useful to hide all the gory
-// details for minidump generation and provide a clean interface to
-// the clients to generate minidumps.
-class MinidumpGenerator {
- public:
- // Creates an instance with the given parameters.
- // is_client_pointers specifies whether the exception_pointers and
- // assert_info point into the process that is being dumped.
- // Before calling WriteMinidump on the returned instance a dump file muct be
- // specified by a call to either SetDumpFile() or GenerateDumpFile().
- // If a full dump file will be requested via a subsequent call to either
- // SetFullDumpFile or GenerateFullDumpFile() dump_type must include
- // MiniDumpWithFullMemory.
- MinidumpGenerator(const std::wstring& dump_path,
- const HANDLE process_handle,
- const DWORD process_id,
- const DWORD thread_id,
- const DWORD requesting_thread_id,
- EXCEPTION_POINTERS* exception_pointers,
- MDRawAssertionInfo* assert_info,
- const MINIDUMP_TYPE dump_type,
- const bool is_client_pointers);
-
- ~MinidumpGenerator();
-
- void SetDumpFile(const HANDLE dump_file) { dump_file_ = dump_file; }
- void SetFullDumpFile(const HANDLE full_dump_file) {
- full_dump_file_ = full_dump_file;
- }
-
- // Generate the name for the dump file that will be written to once
- // WriteMinidump() is called. Can only be called once and cannot be called
- // if the dump file is set via SetDumpFile().
- bool GenerateDumpFile(std::wstring* dump_path);
-
- // Generate the name for the full dump file that will be written to once
- // WriteMinidump() is called. Cannot be called unless the minidump type
- // includes MiniDumpWithFullMemory. Can only be called once and cannot be
- // called if the dump file is set via SetFullDumpFile().
- bool GenerateFullDumpFile(std::wstring* full_dump_path);
-
- void SetAdditionalStreams(
- MINIDUMP_USER_STREAM_INFORMATION* additional_streams) {
- additional_streams_ = additional_streams;
- }
-
- void SetCallback(MINIDUMP_CALLBACK_INFORMATION* callback_info) {
- callback_info_ = callback_info;
- }
-
- // Writes the minidump with the given parameters. Stores the
- // dump file path in the dump_path parameter if dump generation
- // succeeds.
- bool WriteMinidump();
-
- private:
- // Function pointer type for MiniDumpWriteDump, which is looked up
- // dynamically.
- typedef BOOL (WINAPI* MiniDumpWriteDumpType)(
- HANDLE hProcess,
- DWORD ProcessId,
- HANDLE hFile,
- MINIDUMP_TYPE DumpType,
- CONST PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
- CONST PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
- CONST PMINIDUMP_CALLBACK_INFORMATION CallbackParam);
-
- // Function pointer type for UuidCreate, which is looked up dynamically.
- typedef RPC_STATUS (RPC_ENTRY* UuidCreateType)(UUID* Uuid);
-
- // Loads the appropriate DLL lazily in a thread safe way.
- HMODULE GetDbghelpModule();
-
- // Loads the appropriate DLL and gets a pointer to the MiniDumpWriteDump
- // function lazily and in a thread-safe manner.
- MiniDumpWriteDumpType GetWriteDump();
-
- // Loads the appropriate DLL lazily in a thread safe way.
- HMODULE GetRpcrt4Module();
-
- // Loads the appropriate DLL and gets a pointer to the UuidCreate
- // function lazily and in a thread-safe manner.
- UuidCreateType GetCreateUuid();
-
- // Returns the path for the file to write dump to.
- bool GenerateDumpFilePath(std::wstring* file_path);
-
- // Handle to dynamically loaded DbgHelp.dll.
- HMODULE dbghelp_module_;
-
- // Pointer to the MiniDumpWriteDump function.
- MiniDumpWriteDumpType write_dump_;
-
- // Handle to dynamically loaded rpcrt4.dll.
- HMODULE rpcrt4_module_;
-
- // Pointer to the UuidCreate function.
- UuidCreateType create_uuid_;
-
- // Handle for the process to dump.
- HANDLE process_handle_;
-
- // Process ID for the process to dump.
- DWORD process_id_;
-
- // The crashing thread ID.
- DWORD thread_id_;
-
- // The thread ID which is requesting the dump.
- DWORD requesting_thread_id_;
-
- // Pointer to the exception information for the crash. This may point to an
- // address in the crashing process so it should not be dereferenced.
- EXCEPTION_POINTERS* exception_pointers_;
-
- // Assertion info for the report.
- MDRawAssertionInfo* assert_info_;
-
- // Type of minidump to generate.
- MINIDUMP_TYPE dump_type_;
-
- // Specifies whether the exception_pointers_ reference memory in the crashing
- // process.
- bool is_client_pointers_;
-
- // Folder path to store dump files.
- std::wstring dump_path_;
-
- // The file where the dump will be written.
- HANDLE dump_file_;
-
- // The file where the full dump will be written.
- HANDLE full_dump_file_;
-
- // Tracks whether the dump file handle is managed externally.
- bool dump_file_is_internal_;
-
- // Tracks whether the full dump file handle is managed externally.
- bool full_dump_file_is_internal_;
-
- // Additional streams to be written to the dump.
- MINIDUMP_USER_STREAM_INFORMATION* additional_streams_;
-
- // The user defined callback for the various stages of the dump process.
- MINIDUMP_CALLBACK_INFORMATION* callback_info_;
-
- // Critical section to sychronize action of loading modules dynamically.
- CRITICAL_SECTION module_load_sync_;
-
- // Critical section to synchronize action of dynamically getting function
- // addresses from modules.
- CRITICAL_SECTION get_proc_address_sync_;
-};
-
-} // namespace google_breakpad
-
-#endif // CLIENT_WINDOWS_CRASH_GENERATION_MINIDUMP_GENERATOR_H_
diff --git a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/objs.mozbuild b/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/objs.mozbuild
deleted file mode 100644
index 549c14e10..000000000
--- a/toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/objs.mozbuild
+++ /dev/null
@@ -1,17 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-lobjs_crash_generation = [
- 'client_info.cc',
- 'crash_generation_client.cc',
- 'crash_generation_server.cc',
- 'minidump_generator.cc',
-]
-
-subdir = 'toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation'
-objs_crash_generation = [
- '/%s/%s' % (subdir, s) for s in lobjs_crash_generation
-]