The Tor Browser: toolkit/crashreporter/google-breakpad/src/processor/minidump

toolkit/crashreporter/google-breakpad/src/processor/minidump_dump.cc@129ffea94266 (annotated)

toolkit/crashreporter/google-breakpad/src/processor/minidump_dump.cc

Sat, 03 Jan 2015 20:18:00 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Sat, 03 Jan 2015 20:18:00 +0100
branch: TOR_BUG_3246
changeset 7: 129ffea94266
permissions: -rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

 // 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.
 // minidump_dump.cc: Print the contents of a minidump file in somewhat
 // readable text.
 //
 // Author: Mark Mentovai
 #include <stdio.h>
 #include <string.h>
 #include "common/scoped_ptr.h"
 #include "google_breakpad/processor/minidump.h"
 #include "processor/logging.h"
 namespace {
 using google_breakpad::Minidump;
 using google_breakpad::MinidumpThreadList;
 using google_breakpad::MinidumpModuleList;
 using google_breakpad::MinidumpMemoryInfoList;
 using google_breakpad::MinidumpMemoryList;
 using google_breakpad::MinidumpException;
 using google_breakpad::MinidumpAssertion;
 using google_breakpad::MinidumpSystemInfo;
 using google_breakpad::MinidumpMiscInfo;
 using google_breakpad::MinidumpBreakpadInfo;
 static void DumpRawStream(Minidump *minidump,
                           uint32_t stream_type,
                           const char *stream_name,
                           int *errors) {
   uint32_t length = 0;
   if (!minidump->SeekToStreamType(stream_type, &length)) {
     return;
   }
   printf("Stream %s:\n", stream_name);
   if (length == 0) {
     printf("\n");
     return;
   }
   std::vector<char> contents(length);
   if (!minidump->ReadBytes(&contents[0], length)) {
     ++*errors;
     BPLOG(ERROR) << "minidump.ReadBytes failed";
     return;
   }
   size_t current_offset = 0;
   while (current_offset < length) {
     size_t remaining = length - current_offset;
     // Printf requires an int and direct casting from size_t results
     // in compatibility warnings.
     uint32_t int_remaining = remaining;
     printf("%.*s", int_remaining, &contents[current_offset]);
     char *next_null = reinterpret_cast<char *>(
         memchr(&contents[current_offset], 0, remaining));
     if (next_null == NULL)
       break;
     printf("\\0\n");
     size_t null_offset = next_null - &contents[0];
     current_offset = null_offset + 1;
   }
   printf("\n\n");
 }
 static bool PrintMinidumpDump(const char *minidump_file) {
   Minidump minidump(minidump_file);
   if (!minidump.Read()) {
     BPLOG(ERROR) << "minidump.Read() failed";
     return false;
   }
   minidump.Print();
   int errors = 0;
   MinidumpThreadList *thread_list = minidump.GetThreadList();
   if (!thread_list) {
     ++errors;
     BPLOG(ERROR) << "minidump.GetThreadList() failed";
   } else {
     thread_list->Print();
   }
   MinidumpModuleList *module_list = minidump.GetModuleList();
   if (!module_list) {
     ++errors;
     BPLOG(ERROR) << "minidump.GetModuleList() failed";
   } else {
     module_list->Print();
   }
   MinidumpMemoryList *memory_list = minidump.GetMemoryList();
   if (!memory_list) {
     ++errors;
     BPLOG(ERROR) << "minidump.GetMemoryList() failed";
   } else {
     memory_list->Print();
   }
   MinidumpException *exception = minidump.GetException();
   if (!exception) {
     BPLOG(INFO) << "minidump.GetException() failed";
   } else {
     exception->Print();
   }
   MinidumpAssertion *assertion = minidump.GetAssertion();
   if (!assertion) {
     BPLOG(INFO) << "minidump.GetAssertion() failed";
   } else {
     assertion->Print();
   }
   MinidumpSystemInfo *system_info = minidump.GetSystemInfo();
   if (!system_info) {
     ++errors;
     BPLOG(ERROR) << "minidump.GetSystemInfo() failed";
   } else {
     system_info->Print();
   }
   MinidumpMiscInfo *misc_info = minidump.GetMiscInfo();
   if (!misc_info) {
     ++errors;
     BPLOG(ERROR) << "minidump.GetMiscInfo() failed";
   } else {
     misc_info->Print();
   }
   MinidumpBreakpadInfo *breakpad_info = minidump.GetBreakpadInfo();
   if (!breakpad_info) {
     // Breakpad info is optional, so don't treat this as an error.
     BPLOG(INFO) << "minidump.GetBreakpadInfo() failed";
   } else {
     breakpad_info->Print();
   }
   MinidumpMemoryInfoList *memory_info_list = minidump.GetMemoryInfoList();
   if (!memory_info_list) {
     ++errors;
     BPLOG(ERROR) << "minidump.GetMemoryInfoList() failed";
   } else {
     memory_info_list->Print();
   }
   DumpRawStream(&minidump,
                 MD_LINUX_CMD_LINE,
                 "MD_LINUX_CMD_LINE",
                 &errors);
   DumpRawStream(&minidump,
                 MD_LINUX_ENVIRON,
                 "MD_LINUX_ENVIRON",
                 &errors);
   DumpRawStream(&minidump,
                 MD_LINUX_LSB_RELEASE,
                 "MD_LINUX_LSB_RELEASE",
                 &errors);
   DumpRawStream(&minidump,
                 MD_LINUX_PROC_STATUS,
                 "MD_LINUX_PROC_STATUS",
                 &errors);
   DumpRawStream(&minidump,
                 MD_LINUX_CPU_INFO,
                 "MD_LINUX_CPU_INFO",
                 &errors);
   DumpRawStream(&minidump,
                 MD_LINUX_MAPS,
                 "MD_LINUX_MAPS",
                 &errors);
   return errors == 0;
 }
 }  // namespace
 int main(int argc, char **argv) {
   BPLOG_INIT(&argc, &argv);
   if (argc != 2) {
     fprintf(stderr, "usage: %s <file>\n", argv[0]);
     return 1;
   }
   return PrintMinidumpDump(argv[1]) ? 0 : 1;
 }

The Tor Browser / annotate

toolkit/crashreporter/google-breakpad/src/processor/minidump_dump.cc@129ffea94266 (annotated)

toolkit/crashreporter/google-breakpad/src/processor/minidump_dump.cc