diff options
Diffstat (limited to 'toolkit/crashreporter/google-breakpad/src/common/linux/guid_creator.cc')
-rw-r--r-- | toolkit/crashreporter/google-breakpad/src/common/linux/guid_creator.cc | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/toolkit/crashreporter/google-breakpad/src/common/linux/guid_creator.cc b/toolkit/crashreporter/google-breakpad/src/common/linux/guid_creator.cc deleted file mode 100644 index bfb308ee2..000000000 --- a/toolkit/crashreporter/google-breakpad/src/common/linux/guid_creator.cc +++ /dev/null @@ -1,104 +0,0 @@ -// Copyright (c) 2006, 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. - -#include "common/linux/guid_creator.h" - -#include <assert.h> -#include <pthread.h> -#include <stdio.h> -#include <stdlib.h> -#include <time.h> -#include <unistd.h> - -// -// GUIDGenerator -// -// This class is used to generate random GUID. -// Currently use random number to generate a GUID since Linux has -// no native GUID generator. This should be OK since we don't expect -// crash to happen very offen. -// -class GUIDGenerator { - public: - static uint32_t BytesToUInt32(const uint8_t bytes[]) { - return ((uint32_t) bytes[0] - | ((uint32_t) bytes[1] << 8) - | ((uint32_t) bytes[2] << 16) - | ((uint32_t) bytes[3] << 24)); - } - - static void UInt32ToBytes(uint8_t bytes[], uint32_t n) { - bytes[0] = n & 0xff; - bytes[1] = (n >> 8) & 0xff; - bytes[2] = (n >> 16) & 0xff; - bytes[3] = (n >> 24) & 0xff; - } - - static bool CreateGUID(GUID *guid) { - InitOnce(); - guid->data1 = random(); - guid->data2 = (uint16_t)(random()); - guid->data3 = (uint16_t)(random()); - UInt32ToBytes(&guid->data4[0], random()); - UInt32ToBytes(&guid->data4[4], random()); - return true; - } - - private: - static void InitOnce() { - pthread_once(&once_control, &InitOnceImpl); - } - - static void InitOnceImpl() { - srandom(time(NULL)); - } - - static pthread_once_t once_control; -}; - -pthread_once_t GUIDGenerator::once_control = PTHREAD_ONCE_INIT; - -bool CreateGUID(GUID *guid) { - return GUIDGenerator::CreateGUID(guid); -} - -// Parse guid to string. -bool GUIDToString(const GUID *guid, char *buf, int buf_len) { - // Should allow more space the the max length of GUID. - assert(buf_len > kGUIDStringLength); - int num = snprintf(buf, buf_len, kGUIDFormatString, - guid->data1, guid->data2, guid->data3, - GUIDGenerator::BytesToUInt32(&(guid->data4[0])), - GUIDGenerator::BytesToUInt32(&(guid->data4[4]))); - if (num != kGUIDStringLength) - return false; - - buf[num] = '\0'; - return true; -} |