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