diff options
Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.cc')
| -rw-r--r-- | toolkit/crashreporter/google-breakpad/src/client/windows/crash_generation/client_info.cc | 223 |
1 files changed, 0 insertions, 223 deletions
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 |