76 lines
2.1 KiB
C++
76 lines
2.1 KiB
C++
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// Copyright 2015 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "util/win/ntstatus_logging.h"
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#include <string>
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#include "base/cxx17_backports.h"
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#include "base/strings/stringprintf.h"
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namespace {
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std::string FormatNtstatus(DWORD ntstatus) {
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char msgbuf[256];
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DWORD len = FormatMessageA(
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FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS |
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FORMAT_MESSAGE_MAX_WIDTH_MASK | FORMAT_MESSAGE_FROM_HMODULE,
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GetModuleHandle(L"ntdll.dll"),
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ntstatus,
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0,
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msgbuf,
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static_cast<DWORD>(base::size(msgbuf)),
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nullptr);
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if (len) {
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// Most system messages end in a period and a space. Remove the space if
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// it’s there, because ~NtstatusLogMessage() includes one.
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if (len >= 1 && msgbuf[len - 1] == ' ') {
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msgbuf[len - 1] = '\0';
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}
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return msgbuf;
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} else {
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return base::StringPrintf("<failed to retrieve error message (0x%lx)>",
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GetLastError());
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}
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}
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} // namespace
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namespace logging {
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NtstatusLogMessage::NtstatusLogMessage(
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#if defined(MINI_CHROMIUM_BASE_LOGGING_H_)
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const char* function,
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#endif
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const char* file_path,
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int line,
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LogSeverity severity,
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DWORD ntstatus)
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: LogMessage(
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#if defined(MINI_CHROMIUM_BASE_LOGGING_H_)
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function,
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#endif
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file_path,
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line,
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severity),
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ntstatus_(ntstatus) {
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}
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NtstatusLogMessage::~NtstatusLogMessage() {
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stream() << ": " << FormatNtstatus(ntstatus_)
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<< base::StringPrintf(" (0x%08lx)", ntstatus_);
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}
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} // namespace logging
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