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89 lines
2.5 KiB
C++
89 lines
2.5 KiB
C++
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// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/mac/mach_logging.h"
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#include <iomanip>
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#include <string>
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#include "base/strings/stringprintf.h"
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#include "build/build_config.h"
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#if !defined(OS_IOS)
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#include <servers/bootstrap.h>
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#endif // !OS_IOS
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namespace {
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std::string FormatMachErrorNumber(mach_error_t mach_err) {
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// For the os/kern subsystem, give the error number in decimal as in
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// <mach/kern_return.h>. Otherwise, give it in hexadecimal to make it easier
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// to visualize the various bits. See <mach/error.h>.
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if (mach_err >= 0 && mach_err < KERN_RETURN_MAX) {
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return base::StringPrintf(" (%d)", mach_err);
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}
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return base::StringPrintf(" (0x%08x)", mach_err);
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}
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} // namespace
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namespace logging {
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MachLogMessage::MachLogMessage(const char* file_path,
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int line,
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LogSeverity severity,
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mach_error_t mach_err)
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: LogMessage(file_path, line, severity),
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mach_err_(mach_err) {
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}
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MachLogMessage::~MachLogMessage() {
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stream() << ": "
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<< mach_error_string(mach_err_)
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<< FormatMachErrorNumber(mach_err_);
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}
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#if !defined(OS_IOS)
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BootstrapLogMessage::BootstrapLogMessage(const char* file_path,
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int line,
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LogSeverity severity,
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kern_return_t bootstrap_err)
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: LogMessage(file_path, line, severity),
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bootstrap_err_(bootstrap_err) {
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}
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BootstrapLogMessage::~BootstrapLogMessage() {
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stream() << ": "
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<< bootstrap_strerror(bootstrap_err_);
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switch (bootstrap_err_) {
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case BOOTSTRAP_SUCCESS:
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case BOOTSTRAP_NOT_PRIVILEGED:
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case BOOTSTRAP_NAME_IN_USE:
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case BOOTSTRAP_UNKNOWN_SERVICE:
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case BOOTSTRAP_SERVICE_ACTIVE:
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case BOOTSTRAP_BAD_COUNT:
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case BOOTSTRAP_NO_MEMORY:
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case BOOTSTRAP_NO_CHILDREN: {
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// Show known bootstrap errors in decimal because that's how they're
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// defined in <servers/bootstrap.h>.
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stream() << " (" << bootstrap_err_ << ")";
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break;
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}
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default: {
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// bootstrap_strerror passes unknown errors to mach_error_string, so
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// format them as they would be if they were handled by
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// MachErrorMessage.
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stream() << FormatMachErrorNumber(bootstrap_err_);
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break;
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}
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}
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}
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#endif // !OS_IOS
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} // namespace logging
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