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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/mac/mach_logging.h" | |
| 6 | |
| 7 #include <iomanip> | |
| 8 #include <string> | |
| 9 | |
| 10 #include "base/strings/stringprintf.h" | |
| 11 | |
| 12 #if !defined(OS_IOS) | |
| 13 #include <servers/bootstrap.h> | |
| 14 #endif // !OS_IOS | |
| 15 | |
| 16 namespace { | |
| 17 | |
| 18 std::string FormatMachErrorNumber(mach_error_t mach_err) { | |
| 19 // For the os/kern subsystem, give the error number in decimal as in | |
| 20 // <mach/kern_return.h>. Otherwise, give it in hexadecimal to make it easier | |
| 21 // to visualize the various bits. See <mach/error.h>. | |
| 22 if (mach_err >= 0 && mach_err < KERN_RETURN_MAX) { | |
| 23 return base::StringPrintf(" (%d)", mach_err); | |
| 24 } | |
| 25 return base::StringPrintf(" (0x%08x)", mach_err); | |
| 26 } | |
| 27 | |
| 28 } // namespace | |
| 29 | |
| 30 namespace logging { | |
| 31 | |
| 32 MachLogMessage::MachLogMessage(const char* file_path, | |
| 33 int line, | |
| 34 LogSeverity severity, | |
| 35 mach_error_t mach_err) | |
| 36 : LogMessage(file_path, line, severity), | |
| 37 mach_err_(mach_err) { | |
| 38 } | |
| 39 | |
| 40 MachLogMessage::~MachLogMessage() { | |
| 41 stream() << ": " | |
| 42 << mach_error_string(mach_err_) | |
| 43 << FormatMachErrorNumber(mach_err_); | |
| 44 } | |
| 45 | |
| 46 #if !defined(OS_IOS) | |
| 47 | |
| 48 BootstrapLogMessage::BootstrapLogMessage(const char* file_path, | |
| 49 int line, | |
| 50 LogSeverity severity, | |
| 51 kern_return_t bootstrap_err) | |
| 52 : LogMessage(file_path, line, severity), | |
| 53 bootstrap_err_(bootstrap_err) { | |
| 54 } | |
| 55 | |
| 56 BootstrapLogMessage::~BootstrapLogMessage() { | |
| 57 stream() << ": " | |
| 58 << bootstrap_strerror(bootstrap_err_); | |
| 59 | |
| 60 switch (bootstrap_err_) { | |
| 61 case BOOTSTRAP_SUCCESS: | |
| 62 case BOOTSTRAP_NOT_PRIVILEGED: | |
| 63 case BOOTSTRAP_NAME_IN_USE: | |
| 64 case BOOTSTRAP_UNKNOWN_SERVICE: | |
| 65 case BOOTSTRAP_SERVICE_ACTIVE: | |
| 66 case BOOTSTRAP_BAD_COUNT: | |
| 67 case BOOTSTRAP_NO_MEMORY: | |
| 68 case BOOTSTRAP_NO_CHILDREN: { | |
| 69 // Show known bootstrap errors in decimal because that's how they're | |
| 70 // defined in <servers/bootstrap.h>. | |
| 71 stream() << " (" << bootstrap_err_ << ")"; | |
| 72 break; | |
| 73 } | |
| 74 | |
| 75 default: { | |
| 76 // bootstrap_strerror passes unknown errors to mach_error_string, so | |
| 77 // format them as they would be if they were handled by | |
| 78 // MachErrorMessage. | |
| 79 stream() << FormatMachErrorNumber(bootstrap_err_); | |
| 80 break; | |
| 81 } | |
| 82 } | |
| 83 } | |
| 84 | |
| 85 #endif // !OS_IOS | |
| 86 | |
| 87 } // namespace logging | |
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