1 // Copyright 2014 The Chromium Authors
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 #include "build/build_config.h"
12
13 #if BUILDFLAG(USE_BLINK)
14 #if BUILDFLAG(IS_IOS)
15 #include "base/ios/sim_header_shims.h"
16 #else
17 #include <servers/bootstrap.h>
18 #endif // BUILDFLAG(IS_IOS)
19 #endif // BUILDFLAG(USE_BLINK)
20
21 namespace {
22
FormatMachErrorNumber(mach_error_t mach_err)23 std::string FormatMachErrorNumber(mach_error_t mach_err) {
24 // For the os/kern subsystem, give the error number in decimal as in
25 // <mach/kern_return.h>. Otherwise, give it in hexadecimal to make it easier
26 // to visualize the various bits. See <mach/error.h>.
27 if (mach_err >= 0 && mach_err < KERN_RETURN_MAX) {
28 return base::StringPrintf(" (%d)", mach_err);
29 }
30 return base::StringPrintf(" (0x%08x)", mach_err);
31 }
32
33 } // namespace
34
35 namespace logging {
36
MachLogMessage(const char * file_path,int line,LogSeverity severity,mach_error_t mach_err)37 MachLogMessage::MachLogMessage(const char* file_path,
38 int line,
39 LogSeverity severity,
40 mach_error_t mach_err)
41 : LogMessage(file_path, line, severity),
42 mach_err_(mach_err) {
43 }
44
~MachLogMessage()45 MachLogMessage::~MachLogMessage() {
46 stream() << ": "
47 << mach_error_string(mach_err_)
48 << FormatMachErrorNumber(mach_err_);
49 }
50
51 #if BUILDFLAG(USE_BLINK)
52
BootstrapLogMessage(const char * file_path,int line,LogSeverity severity,kern_return_t bootstrap_err)53 BootstrapLogMessage::BootstrapLogMessage(const char* file_path,
54 int line,
55 LogSeverity severity,
56 kern_return_t bootstrap_err)
57 : LogMessage(file_path, line, severity),
58 bootstrap_err_(bootstrap_err) {
59 }
60
~BootstrapLogMessage()61 BootstrapLogMessage::~BootstrapLogMessage() {
62 stream() << ": "
63 << bootstrap_strerror(bootstrap_err_);
64
65 switch (bootstrap_err_) {
66 case BOOTSTRAP_SUCCESS:
67 case BOOTSTRAP_NOT_PRIVILEGED:
68 case BOOTSTRAP_NAME_IN_USE:
69 case BOOTSTRAP_UNKNOWN_SERVICE:
70 case BOOTSTRAP_SERVICE_ACTIVE:
71 case BOOTSTRAP_BAD_COUNT:
72 case BOOTSTRAP_NO_MEMORY:
73 case BOOTSTRAP_NO_CHILDREN: {
74 // Show known bootstrap errors in decimal because that's how they're
75 // defined in <servers/bootstrap.h>.
76 stream() << " (" << bootstrap_err_ << ")";
77 break;
78 }
79
80 default: {
81 // bootstrap_strerror passes unknown errors to mach_error_string, so
82 // format them as they would be if they were handled by
83 // MachErrorMessage.
84 stream() << FormatMachErrorNumber(bootstrap_err_);
85 break;
86 }
87 }
88 }
89
90 #endif // BUILDFLAG(USE_BLINK)
91
92 } // namespace logging
93