1af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// Copyright (c) 2007, Google Inc.
2af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// All rights reserved.
3af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai//
4af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// Redistribution and use in source and binary forms, with or without
5af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// modification, are permitted provided that the following conditions are
6af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// met:
7af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai//
8af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai//     * Redistributions of source code must retain the above copyright
9af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// notice, this list of conditions and the following disclaimer.
10af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai//     * Redistributions in binary form must reproduce the above
11af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// copyright notice, this list of conditions and the following disclaimer
12af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// in the documentation and/or other materials provided with the
13af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// distribution.
14af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai//     * Neither the name of Google Inc. nor the names of its
15af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// contributors may be used to endorse or promote products derived from
16af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// this software without specific prior written permission.
17af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai//
18af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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22af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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27af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
30af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// logging.cc: Breakpad logging
31af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai//
32af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// See logging.h for documentation.
33af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai//
34af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai// Author: Mark Mentovai
35af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
36af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai#include <assert.h>
37af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai#include <errno.h>
38af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai#include <stdio.h>
39af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai#include <string.h>
40af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai#include <time.h>
41af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
424e518a4357a2d1c379d4a91df6d4e153ee791101ivan.penkov@gmail.com#include <string>
434e518a4357a2d1c379d4a91df6d4e153ee791101ivan.penkov@gmail.com
444e518a4357a2d1c379d4a91df6d4e153ee791101ivan.penkov@gmail.com#include "common/using_std_string.h"
45af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai#include "processor/logging.h"
46af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai#include "processor/pathname_stripper.h"
47af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
48c77fc8a32c8af421c7e0d5fe81eccfb62329dff2ted.mielczarek#ifdef _WIN32
49c77fc8a32c8af421c7e0d5fe81eccfb62329dff2ted.mielczarek#define snprintf _snprintf
50c77fc8a32c8af421c7e0d5fe81eccfb62329dff2ted.mielczarek#endif
51c77fc8a32c8af421c7e0d5fe81eccfb62329dff2ted.mielczarek
5278aaf6a6659436ea535b494d243dec064b18c07fted.mielczareknamespace google_breakpad {
5378aaf6a6659436ea535b494d243dec064b18c07fted.mielczarek
54af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovaiLogStream::LogStream(std::ostream &stream, Severity severity,
55af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai                     const char *file, int line)
56af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai    : stream_(stream) {
57af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  time_t clock;
58af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  time(&clock);
59af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  struct tm tm_struct;
60c77fc8a32c8af421c7e0d5fe81eccfb62329dff2ted.mielczarek#ifdef _WIN32
61c77fc8a32c8af421c7e0d5fe81eccfb62329dff2ted.mielczarek  localtime_s(&tm_struct, &clock);
62c77fc8a32c8af421c7e0d5fe81eccfb62329dff2ted.mielczarek#else
63af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  localtime_r(&clock, &tm_struct);
64c77fc8a32c8af421c7e0d5fe81eccfb62329dff2ted.mielczarek#endif
65af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  char time_string[20];
66af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  strftime(time_string, sizeof(time_string), "%Y-%m-%d %H:%M:%S", &tm_struct);
67af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
68af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  const char *severity_string = "UNKNOWN_SEVERITY";
69af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  switch (severity) {
70af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai    case SEVERITY_INFO:
71af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai      severity_string = "INFO";
72af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai      break;
73af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai    case SEVERITY_ERROR:
74af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai      severity_string = "ERROR";
75af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai      break;
76af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  }
77af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
78af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  stream_ << time_string << ": " << PathnameStripper::File(file) << ":" <<
79af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai             line << ": " << severity_string << ": ";
80af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai}
81af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
82af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovaiLogStream::~LogStream() {
83af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  stream_ << std::endl;
84af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai}
85af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
866162aed3c3fcfc53373c963ac375d39a5dfa5a25ted.mielczarek@gmail.comstring HexString(uint32_t number) {
87af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  char buffer[11];
88af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  snprintf(buffer, sizeof(buffer), "0x%x", number);
894e518a4357a2d1c379d4a91df6d4e153ee791101ivan.penkov@gmail.com  return string(buffer);
90af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai}
91af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
926162aed3c3fcfc53373c963ac375d39a5dfa5a25ted.mielczarek@gmail.comstring HexString(uint64_t number) {
93af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  char buffer[19];
94c27cf3e3959189f78fe2de40405987c3f33488cemmentovai  snprintf(buffer, sizeof(buffer), "0x%" PRIx64, number);
954e518a4357a2d1c379d4a91df6d4e153ee791101ivan.penkov@gmail.com  return string(buffer);
96af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai}
97af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
984e518a4357a2d1c379d4a91df6d4e153ee791101ivan.penkov@gmail.comstring HexString(int number) {
99af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  char buffer[19];
100af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  snprintf(buffer, sizeof(buffer), "0x%x", number);
1014e518a4357a2d1c379d4a91df6d4e153ee791101ivan.penkov@gmail.com  return string(buffer);
102af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai}
103af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
1044e518a4357a2d1c379d4a91df6d4e153ee791101ivan.penkov@gmail.comint ErrnoString(string *error_string) {
105af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  assert(error_string);
106af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
107af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  // strerror isn't necessarily thread-safe.  strerror_r would be preferrable,
108af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  // but GNU libc uses a nonstandard strerror_r by default, which returns a
109af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  // char* (rather than an int success indicator) and doesn't necessarily
110af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  // use the supplied buffer.
111af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  error_string->assign(strerror(errno));
112af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai  return errno;
113af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai}
114af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai
115af3c43f00e98047bc7f80dcf4c16b876e095769fmmentovai}  // namespace google_breakpad
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