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// Copyright (c) 2011, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Utility class that can persist a SimpleStringDictionary to disk.
#import "client/mac/crash_generation/ConfigFile.h"
#import <Foundation/Foundation.h>
#include <stdio.h>
#include <sys/time.h>
#import "client/apple/Framework/BreakpadDefines.h"
#import "common/mac/GTMDefines.h"
namespace google_breakpad {
//=============================================================================
BOOL EnsureDirectoryPathExists(NSString *dirPath) {
NSFileManager *mgr = [NSFileManager defaultManager];
NSDictionary *attrs =
[NSDictionary dictionaryWithObject:[NSNumber numberWithUnsignedLong:0750]
forKey:NSFilePosixPermissions];
return [mgr createDirectoryAtPath:dirPath
withIntermediateDirectories:YES
attributes:attrs
error:nil];
}
//=============================================================================
BOOL ConfigFile::WriteData(const void *data, size_t length) {
size_t result = write(config_file_, data, length);
return result == length;
}
//=============================================================================
BOOL ConfigFile::AppendConfigData(const char *key,
const void *data, size_t length) {
assert(config_file_ != -1);
if (!key) {
return NO;
}
if (!data) {
return NO;
}
// Write the key, \n, length of data (ascii integer), \n, data
char buffer[16];
char nl = '\n';
BOOL result = WriteData(key, strlen(key));
snprintf(buffer, sizeof(buffer) - 1, "\n%lu\n", length);
result &= WriteData(buffer, strlen(buffer));
result &= WriteData(data, length);
result &= WriteData(&nl, 1);
return result;
}
//=============================================================================
BOOL ConfigFile::AppendConfigString(const char *key,
const char *value) {
return AppendConfigData(key, value, strlen(value));
}
//=============================================================================
BOOL ConfigFile::AppendCrashTimeParameters(const char *processStartTimeString) {
// Set process uptime parameter
struct timeval tv;
gettimeofday(&tv, NULL);
char processUptimeString[32], processCrashtimeString[32];
// Set up time if we've received the start time.
if (processStartTimeString) {
time_t processStartTime = strtol(processStartTimeString, NULL, 10);
time_t processUptime = tv.tv_sec - processStartTime;
// Store the uptime in milliseconds.
sprintf(processUptimeString, "%llu",
static_cast<unsigned long long int>(processUptime) * 1000);
if (!AppendConfigString(BREAKPAD_PROCESS_UP_TIME, processUptimeString))
return false;
}
sprintf(processCrashtimeString, "%zd", tv.tv_sec);
return AppendConfigString(BREAKPAD_PROCESS_CRASH_TIME,
processCrashtimeString);
}
//=============================================================================
void ConfigFile::WriteFile(const char* directory,
const SimpleStringDictionary *configurationParameters,
const char *dump_dir,
const char *minidump_id) {
assert(config_file_ == -1);
// Open and write out configuration file preamble
if (directory) {
snprintf(config_file_path_, sizeof(config_file_path_), "%s/Config-XXXXXX",
directory);
} else {
strlcpy(config_file_path_, "/tmp/Config-XXXXXX",
sizeof(config_file_path_));
}
config_file_ = mkstemp(config_file_path_);
if (config_file_ == -1) {
return;
}
has_created_file_ = true;
// Add the minidump dir
AppendConfigString(kReporterMinidumpDirectoryKey, dump_dir);
AppendConfigString(kReporterMinidumpIDKey, minidump_id);
// Write out the configuration parameters
BOOL result = YES;
const SimpleStringDictionary &dictionary = *configurationParameters;
const SimpleStringDictionary::Entry *entry = NULL;
SimpleStringDictionary::Iterator iter(dictionary);
while ((entry = iter.Next())) {
result = AppendConfigString(entry->key, entry->value);
if (!result)
break;
}
AppendCrashTimeParameters(
configurationParameters->GetValueForKey(BREAKPAD_PROCESS_START_TIME));
close(config_file_);
config_file_ = -1;
}
} // namespace google_breakpad
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