зеркало из https://github.com/mozilla/pjs.git
884 строки
25 KiB
C++
884 строки
25 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Breakpad integration
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*
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* The Initial Developer of the Original Code is
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* Ted Mielczarek <ted.mielczarek@gmail.com>
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* Portions created by the Initial Developer are Copyright (C) 2006
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Josh Aas <josh@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsExceptionHandler.h"
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#if defined(XP_WIN32)
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#ifdef WIN32_LEAN_AND_MEAN
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#undef WIN32_LEAN_AND_MEAN
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#endif
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#include "client/windows/handler/exception_handler.h"
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#include <string.h>
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#elif defined(XP_MACOSX)
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#include "client/mac/handler/exception_handler.h"
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#include <string>
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#include <Carbon/Carbon.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include "mac_utils.h"
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#elif defined(XP_LINUX)
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#include "client/linux/handler/exception_handler.h"
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#include <fcntl.h>
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#include <sys/types.h>
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#include <unistd.h>
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#elif defined(XP_SOLARIS)
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#include "client/solaris/handler/exception_handler.h"
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#include <fcntl.h>
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#include <sys/types.h>
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#include <unistd.h>
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#else
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#error "Not yet implemented for this platform"
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#endif // defined(XP_WIN32)
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#include <stdlib.h>
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#include <time.h>
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#include <prenv.h>
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#include <prio.h>
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#include <prmem.h>
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#include "nsDebug.h"
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#include "nsCRT.h"
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#include "nsILocalFile.h"
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#include "nsDataHashtable.h"
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namespace CrashReporter {
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#ifdef XP_WIN32
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typedef wchar_t XP_CHAR;
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#define CONVERT_UTF16_TO_XP_CHAR(x) x
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#define CONVERT_XP_CHAR_TO_UTF16(x) x
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#define XP_STRLEN(x) wcslen(x)
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#define CRASH_REPORTER_FILENAME "crashreporter.exe"
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#define PATH_SEPARATOR "\\"
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#define XP_PATH_SEPARATOR L"\\"
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// sort of arbitrary, but MAX_PATH is kinda small
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#define XP_PATH_MAX 4096
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// "<reporter path>" "<minidump path>"
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#define CMDLINE_SIZE ((XP_PATH_MAX * 2) + 6)
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#ifdef _USE_32BIT_TIME_T
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#define XP_TTOA(time, buffer, base) ltoa(time, buffer, base)
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#else
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#define XP_TTOA(time, buffer, base) _i64toa(time, buffer, base)
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#endif
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#else
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typedef char XP_CHAR;
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#define CONVERT_UTF16_TO_XP_CHAR(x) NS_ConvertUTF16toUTF8(x)
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#define CONVERT_XP_CHAR_TO_UTF16(x) NS_ConvertUTF8toUTF16(x)
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#define XP_STRLEN(x) strlen(x)
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#define CRASH_REPORTER_FILENAME "crashreporter"
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#define PATH_SEPARATOR "/"
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#define XP_PATH_SEPARATOR "/"
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#define XP_PATH_MAX PATH_MAX
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#define XP_TTOA(time, buffer, base) sprintf(buffer, "%ld", time)
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#endif // XP_WIN32
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static const XP_CHAR dumpFileExtension[] = {'.', 'd', 'm', 'p',
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'\0'}; // .dmp
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static const XP_CHAR extraFileExtension[] = {'.', 'e', 'x', 't',
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'r', 'a', '\0'}; // .extra
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static google_breakpad::ExceptionHandler* gExceptionHandler = nsnull;
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static XP_CHAR* crashReporterPath;
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// if this is false, we don't launch the crash reporter
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static bool doReport = true;
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// if this is true, we pass the exception on to the OS crash reporter
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static bool showOSCrashReporter = false;
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// The time of the last recorded crash, as a time_t value.
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static time_t lastCrashTime = 0;
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// The pathname of a file to store the crash time in
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static XP_CHAR lastCrashTimeFilename[XP_PATH_MAX] = {0};
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// these are just here for readability
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static const char kCrashTimeParameter[] = "CrashTime=";
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static const int kCrashTimeParameterLen = sizeof(kCrashTimeParameter)-1;
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static const char kTimeSinceLastCrashParameter[] = "SecondsSinceLastCrash=";
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static const int kTimeSinceLastCrashParameterLen =
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sizeof(kTimeSinceLastCrashParameter)-1;
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// this holds additional data sent via the API
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static nsDataHashtable<nsCStringHashKey,nsCString>* crashReporterAPIData_Hash;
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static nsCString* crashReporterAPIData = nsnull;
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static nsCString* notesField = nsnull;
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static XP_CHAR*
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Concat(XP_CHAR* str, const XP_CHAR* toAppend, int* size)
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{
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int appendLen = XP_STRLEN(toAppend);
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if (appendLen >= *size) appendLen = *size - 1;
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memcpy(str, toAppend, appendLen * sizeof(XP_CHAR));
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str += appendLen;
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*str = '\0';
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*size -= appendLen;
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return str;
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}
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bool MinidumpCallback(const XP_CHAR* dump_path,
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const XP_CHAR* minidump_id,
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void* context,
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#ifdef XP_WIN32
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EXCEPTION_POINTERS* exinfo,
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MDRawAssertionInfo* assertion,
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#endif
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bool succeeded)
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{
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bool returnValue = showOSCrashReporter ? false : succeeded;
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XP_CHAR minidumpPath[XP_PATH_MAX];
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int size = XP_PATH_MAX;
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XP_CHAR* p = Concat(minidumpPath, dump_path, &size);
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p = Concat(p, XP_PATH_SEPARATOR, &size);
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p = Concat(p, minidump_id, &size);
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Concat(p, dumpFileExtension, &size);
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XP_CHAR extraDataPath[XP_PATH_MAX];
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size = XP_PATH_MAX;
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p = Concat(extraDataPath, dump_path, &size);
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p = Concat(p, XP_PATH_SEPARATOR, &size);
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p = Concat(p, minidump_id, &size);
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Concat(p, extraFileExtension, &size);
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// calculate time since last crash (if possible), and store
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// the time of this crash.
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time_t crashTime = time(NULL);
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time_t timeSinceLastCrash = 0;
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// stringified versions of the above
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char crashTimeString[32];
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int crashTimeStringLen = 0;
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char timeSinceLastCrashString[32];
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int timeSinceLastCrashStringLen = 0;
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XP_TTOA(crashTime, crashTimeString, 10);
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crashTimeStringLen = strlen(crashTimeString);
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if (lastCrashTime != 0) {
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timeSinceLastCrash = crashTime - lastCrashTime;
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XP_TTOA(timeSinceLastCrash, timeSinceLastCrashString, 10);
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timeSinceLastCrashStringLen = strlen(timeSinceLastCrashString);
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}
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// write crash time to file
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if (lastCrashTimeFilename[0] != 0) {
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#if defined(XP_WIN32)
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HANDLE hFile = CreateFile(lastCrashTimeFilename, GENERIC_WRITE, 0,
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NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL,
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NULL);
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if(hFile != INVALID_HANDLE_VALUE) {
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DWORD nBytes;
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WriteFile(hFile, crashTimeString, crashTimeStringLen, &nBytes, NULL);
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CloseHandle(hFile);
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}
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#elif defined(XP_UNIX)
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int fd = open(lastCrashTimeFilename,
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O_WRONLY | O_CREAT | O_TRUNC,
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0600);
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if (fd != -1) {
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write(fd, crashTimeString, crashTimeStringLen);
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close(fd);
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}
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#endif
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}
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#if defined(XP_WIN32)
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XP_CHAR cmdLine[CMDLINE_SIZE];
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size = CMDLINE_SIZE;
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p = Concat(cmdLine, L"\"", &size);
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p = Concat(p, crashReporterPath, &size);
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p = Concat(p, L"\" \"", &size);
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p = Concat(p, minidumpPath, &size);
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Concat(p, L"\"", &size);
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if (!crashReporterAPIData->IsEmpty()) {
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// write out API data
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HANDLE hFile = CreateFile(extraDataPath, GENERIC_WRITE, 0,
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NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL,
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NULL);
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if(hFile != INVALID_HANDLE_VALUE) {
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DWORD nBytes;
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WriteFile(hFile, crashReporterAPIData->get(),
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crashReporterAPIData->Length(), &nBytes, NULL);
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WriteFile(hFile, kCrashTimeParameter, kCrashTimeParameterLen,
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&nBytes, NULL);
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WriteFile(hFile, crashTimeString, crashTimeStringLen, &nBytes, NULL);
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WriteFile(hFile, "\n", 1, &nBytes, NULL);
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if (timeSinceLastCrash != 0) {
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WriteFile(hFile, kTimeSinceLastCrashParameter,
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kTimeSinceLastCrashParameterLen, &nBytes, NULL);
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WriteFile(hFile, timeSinceLastCrashString, timeSinceLastCrashStringLen,
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&nBytes, NULL);
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WriteFile(hFile, "\n", 1, &nBytes, NULL);
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}
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CloseHandle(hFile);
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}
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}
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if (!doReport) {
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return returnValue;
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}
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STARTUPINFO si;
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PROCESS_INFORMATION pi;
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ZeroMemory(&si, sizeof(si));
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si.cb = sizeof(si);
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si.dwFlags = STARTF_USESHOWWINDOW;
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si.wShowWindow = SW_SHOWNORMAL;
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ZeroMemory(&pi, sizeof(pi));
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if (CreateProcess(NULL, (LPWSTR)cmdLine, NULL, NULL, FALSE, 0,
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NULL, NULL, &si, &pi)) {
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CloseHandle( pi.hProcess );
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CloseHandle( pi.hThread );
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}
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// we're not really in a position to do anything if the CreateProcess fails
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TerminateProcess(GetCurrentProcess(), 1);
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#elif defined(XP_UNIX)
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if (!crashReporterAPIData->IsEmpty()) {
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// write out API data
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int fd = open(extraDataPath,
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O_WRONLY | O_CREAT | O_TRUNC,
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0666);
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if (fd != -1) {
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// not much we can do in case of error
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write(fd, crashReporterAPIData->get(), crashReporterAPIData->Length());
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write(fd, kCrashTimeParameter, kCrashTimeParameterLen);
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write(fd, crashTimeString, crashTimeStringLen);
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write(fd, "\n", 1);
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if (timeSinceLastCrash != 0) {
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write(fd, kTimeSinceLastCrashParameter,kTimeSinceLastCrashParameterLen);
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write(fd, timeSinceLastCrashString, timeSinceLastCrashStringLen);
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write(fd, "\n", 1);
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}
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close (fd);
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}
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}
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if (!doReport) {
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return returnValue;
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}
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pid_t pid = fork();
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if (pid == -1)
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return false;
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else if (pid == 0) {
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// need to clobber this, as libcurl might load NSS,
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// and we want it to load the system NSS.
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unsetenv("LD_LIBRARY_PATH");
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(void) execl(crashReporterPath,
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crashReporterPath, minidumpPath, (char*)0);
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_exit(1);
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}
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#endif
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return returnValue;
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}
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nsresult SetExceptionHandler(nsILocalFile* aXREDirectory,
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bool force/*=false*/)
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{
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nsresult rv;
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if (gExceptionHandler)
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return NS_ERROR_ALREADY_INITIALIZED;
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const char *envvar = PR_GetEnv("MOZ_CRASHREPORTER_DISABLE");
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if (envvar && *envvar && !force)
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return NS_OK;
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// this environment variable prevents us from launching
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// the crash reporter client
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envvar = PR_GetEnv("MOZ_CRASHREPORTER_NO_REPORT");
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if (envvar && *envvar)
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doReport = false;
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// allocate our strings
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crashReporterAPIData = new nsCString();
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NS_ENSURE_TRUE(crashReporterAPIData, NS_ERROR_OUT_OF_MEMORY);
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crashReporterAPIData_Hash =
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new nsDataHashtable<nsCStringHashKey,nsCString>();
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NS_ENSURE_TRUE(crashReporterAPIData_Hash, NS_ERROR_OUT_OF_MEMORY);
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rv = crashReporterAPIData_Hash->Init();
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NS_ENSURE_SUCCESS(rv, rv);
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notesField = new nsCString();
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NS_ENSURE_TRUE(notesField, NS_ERROR_OUT_OF_MEMORY);
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// locate crashreporter executable
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nsCOMPtr<nsIFile> exePath;
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rv = aXREDirectory->Clone(getter_AddRefs(exePath));
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NS_ENSURE_SUCCESS(rv, rv);
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#if defined(XP_MACOSX)
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exePath->Append(NS_LITERAL_STRING("crashreporter.app"));
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exePath->Append(NS_LITERAL_STRING("Contents"));
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exePath->Append(NS_LITERAL_STRING("MacOS"));
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#endif
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exePath->AppendNative(NS_LITERAL_CSTRING(CRASH_REPORTER_FILENAME));
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#ifdef XP_WIN32
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nsString crashReporterPath_temp;
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exePath->GetPath(crashReporterPath_temp);
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crashReporterPath = ToNewUnicode(crashReporterPath_temp);
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#else
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nsCString crashReporterPath_temp;
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exePath->GetNativePath(crashReporterPath_temp);
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crashReporterPath = ToNewCString(crashReporterPath_temp);
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#endif
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// get temp path to use for minidump path
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#if defined(XP_WIN32)
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nsString tempPath;
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// first figure out buffer size
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int pathLen = GetTempPath(0, NULL);
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if (pathLen == 0)
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return NS_ERROR_FAILURE;
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tempPath.SetLength(pathLen);
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GetTempPath(pathLen, (LPWSTR)tempPath.BeginWriting());
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#elif defined(XP_MACOSX)
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nsCString tempPath;
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FSRef fsRef;
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OSErr err = FSFindFolder(kUserDomain, kTemporaryFolderType,
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kCreateFolder, &fsRef);
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if (err != noErr)
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return NS_ERROR_FAILURE;
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char path[PATH_MAX];
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OSStatus status = FSRefMakePath(&fsRef, (UInt8*)path, PATH_MAX);
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if (status != noErr)
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return NS_ERROR_FAILURE;
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tempPath = path;
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#elif defined(XP_UNIX)
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// we assume it's always /tmp on unix systems
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nsCString tempPath = NS_LITERAL_CSTRING("/tmp/");
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#else
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#error "Implement this for your platform"
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#endif
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// now set the exception handler
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gExceptionHandler = new google_breakpad::
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ExceptionHandler(tempPath.get(),
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nsnull,
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MinidumpCallback,
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nsnull,
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#if defined(XP_WIN32)
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google_breakpad::ExceptionHandler::HANDLER_ALL);
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#else
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true);
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#endif
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if (!gExceptionHandler)
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return NS_ERROR_OUT_OF_MEMORY;
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// store application start time
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char timeString[32];
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XP_TTOA(time(NULL), timeString, 10);
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AnnotateCrashReport(NS_LITERAL_CSTRING("StartupTime"),
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nsDependentCString(timeString));
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#if defined(XP_MACOSX)
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// On OS X, many testers like to see the OS crash reporting dialog
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// since it offers immediate stack traces. We allow them to set
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// a default to pass exceptions to the OS handler.
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showOSCrashReporter = PassToOSCrashReporter();
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#endif
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return NS_OK;
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}
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bool GetEnabled()
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{
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return gExceptionHandler != nsnull;
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}
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bool GetMinidumpPath(nsAString& aPath)
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{
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if (!gExceptionHandler)
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return false;
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aPath = CONVERT_XP_CHAR_TO_UTF16(gExceptionHandler->dump_path().c_str());
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return true;
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}
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nsresult SetMinidumpPath(const nsAString& aPath)
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{
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if (!gExceptionHandler)
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return NS_ERROR_NOT_INITIALIZED;
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gExceptionHandler->set_dump_path(CONVERT_UTF16_TO_XP_CHAR(aPath).BeginReading());
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return NS_OK;
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}
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static nsresult
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WriteDataToFile(nsIFile* aFile, const nsACString& data)
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{
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nsCOMPtr<nsILocalFile> localFile = do_QueryInterface(aFile);
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NS_ENSURE_TRUE(localFile, NS_ERROR_FAILURE);
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PRFileDesc* fd;
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nsresult rv = localFile->OpenNSPRFileDesc(PR_WRONLY | PR_CREATE_FILE, 00600,
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&fd);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = NS_OK;
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if (PR_Write(fd, data.Data(), data.Length()) == -1) {
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rv = NS_ERROR_FAILURE;
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}
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PR_Close(fd);
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return rv;
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}
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static nsresult
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GetFileContents(nsIFile* aFile, nsACString& data)
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{
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nsCOMPtr<nsILocalFile> localFile = do_QueryInterface(aFile);
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NS_ENSURE_TRUE(localFile, NS_ERROR_FAILURE);
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|
|
PRFileDesc* fd;
|
|
nsresult rv = localFile->OpenNSPRFileDesc(PR_RDONLY, 0, &fd);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = NS_OK;
|
|
PRInt32 filesize = PR_Available(fd);
|
|
if (filesize <= 0) {
|
|
rv = NS_ERROR_FILE_NOT_FOUND;
|
|
}
|
|
else {
|
|
data.SetLength(filesize);
|
|
if (PR_Read(fd, data.BeginWriting(), filesize) == -1) {
|
|
rv = NS_ERROR_FAILURE;
|
|
}
|
|
}
|
|
PR_Close(fd);
|
|
return rv;
|
|
}
|
|
|
|
// Function typedef for initializing a piece of data that we
|
|
// don't already have.
|
|
typedef nsresult (*InitDataFunc)(nsACString&);
|
|
|
|
// Attempt to read aFile's contents into aContents, if aFile
|
|
// does not exist, create it and initialize its contents
|
|
// by calling aInitFunc for the data.
|
|
static nsresult
|
|
GetOrInit(nsIFile* aDir, const nsACString& filename,
|
|
nsACString& aContents, InitDataFunc aInitFunc)
|
|
{
|
|
PRBool exists;
|
|
|
|
nsCOMPtr<nsIFile> dataFile;
|
|
nsresult rv = aDir->Clone(getter_AddRefs(dataFile));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = dataFile->AppendNative(filename);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = dataFile->Exists(&exists);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!exists) {
|
|
if (aInitFunc) {
|
|
// get the initial value and write it to the file
|
|
rv = aInitFunc(aContents);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
rv = WriteDataToFile(dataFile, aContents);
|
|
}
|
|
else {
|
|
// didn't pass in an init func
|
|
rv = NS_ERROR_FAILURE;
|
|
}
|
|
}
|
|
else {
|
|
// just get the file's contents
|
|
rv = GetFileContents(dataFile, aContents);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
// Init the "install time" data. We're taking an easy way out here
|
|
// and just setting this to "the time when this version was first run".
|
|
static nsresult
|
|
InitInstallTime(nsACString& aInstallTime)
|
|
{
|
|
time_t t = time(NULL);
|
|
char buf[16];
|
|
sprintf(buf, "%ld", t);
|
|
aInstallTime = buf;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// Annotate the crash report with a Unique User ID and time
|
|
// since install. Also do some prep work for recording
|
|
// time since last crash, which must be calculated at
|
|
// crash time.
|
|
// If any piece of data doesn't exist, initialize it first.
|
|
nsresult SetupExtraData(nsILocalFile* aAppDataDirectory,
|
|
const nsACString& aBuildID)
|
|
{
|
|
nsCOMPtr<nsIFile> dataDirectory;
|
|
nsresult rv = aAppDataDirectory->Clone(getter_AddRefs(dataDirectory));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = dataDirectory->AppendNative(NS_LITERAL_CSTRING("Crash Reports"));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
PRBool exists;
|
|
rv = dataDirectory->Exists(&exists);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (!exists) {
|
|
rv = dataDirectory->Create(nsIFile::DIRECTORY_TYPE, 0700);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
}
|
|
|
|
#if defined(XP_WIN32)
|
|
nsAutoString dataDirEnv(NS_LITERAL_STRING("MOZ_CRASHREPORTER_DATA_DIRECTORY="));
|
|
|
|
nsAutoString dataDirectoryPath;
|
|
rv = dataDirectory->GetPath(dataDirectoryPath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
dataDirEnv.Append(dataDirectoryPath);
|
|
|
|
_wputenv(dataDirEnv.get());
|
|
#else
|
|
// Save this path in the environment for the crash reporter application.
|
|
nsCAutoString dataDirEnv("MOZ_CRASHREPORTER_DATA_DIRECTORY=");
|
|
|
|
nsCAutoString dataDirectoryPath;
|
|
rv = dataDirectory->GetNativePath(dataDirectoryPath);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
dataDirEnv.Append(dataDirectoryPath);
|
|
|
|
char* env = ToNewCString(dataDirEnv);
|
|
NS_ENSURE_TRUE(env, NS_ERROR_OUT_OF_MEMORY);
|
|
|
|
PR_SetEnv(env);
|
|
#endif
|
|
|
|
nsCAutoString data;
|
|
if(NS_SUCCEEDED(GetOrInit(dataDirectory,
|
|
NS_LITERAL_CSTRING("InstallTime") + aBuildID,
|
|
data, InitInstallTime)))
|
|
AnnotateCrashReport(NS_LITERAL_CSTRING("InstallTime"), data);
|
|
|
|
// this is a little different, since we can't init it with anything,
|
|
// since it's stored at crash time, and we can't annotate the
|
|
// crash report with the stored value, since we really want
|
|
// (now - LastCrash), so we just get a value if it exists,
|
|
// and store it in a time_t value.
|
|
if(NS_SUCCEEDED(GetOrInit(dataDirectory, NS_LITERAL_CSTRING("LastCrash"),
|
|
data, NULL))) {
|
|
lastCrashTime = (time_t)atol(data.get());
|
|
}
|
|
|
|
// not really the best place to init this, but I have the path I need here
|
|
nsCOMPtr<nsIFile> lastCrashFile;
|
|
rv = dataDirectory->Clone(getter_AddRefs(lastCrashFile));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
rv = lastCrashFile->AppendNative(NS_LITERAL_CSTRING("LastCrash"));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
memset(lastCrashTimeFilename, 0, sizeof(lastCrashTimeFilename));
|
|
|
|
#if defined(XP_WIN32)
|
|
nsAutoString filename;
|
|
rv = lastCrashFile->GetPath(filename);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (filename.Length() < XP_PATH_MAX)
|
|
wcsncpy(lastCrashTimeFilename, filename.get(), filename.Length());
|
|
#else
|
|
nsCAutoString filename;
|
|
rv = lastCrashFile->GetNativePath(filename);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
if (filename.Length() < XP_PATH_MAX)
|
|
strncpy(lastCrashTimeFilename, filename.get(), filename.Length());
|
|
#endif
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult UnsetExceptionHandler()
|
|
{
|
|
delete gExceptionHandler;
|
|
|
|
// do this here in the unlikely case that we succeeded in allocating
|
|
// our strings but failed to allocate gExceptionHandler.
|
|
if (crashReporterAPIData_Hash) {
|
|
delete crashReporterAPIData_Hash;
|
|
crashReporterAPIData_Hash = nsnull;
|
|
}
|
|
|
|
if (crashReporterAPIData) {
|
|
delete crashReporterAPIData;
|
|
crashReporterAPIData = nsnull;
|
|
}
|
|
|
|
if (notesField) {
|
|
delete notesField;
|
|
notesField = nsnull;
|
|
}
|
|
|
|
if (crashReporterPath) {
|
|
NS_Free(crashReporterPath);
|
|
crashReporterPath = nsnull;
|
|
}
|
|
|
|
if (!gExceptionHandler)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
gExceptionHandler = nsnull;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
static void ReplaceChar(nsCString& str, const nsACString& character,
|
|
const nsACString& replacement)
|
|
{
|
|
nsCString::const_iterator start, end;
|
|
|
|
str.BeginReading(start);
|
|
str.EndReading(end);
|
|
|
|
while (FindInReadable(character, start, end)) {
|
|
PRInt32 pos = end.size_backward();
|
|
str.Replace(pos - 1, 1, replacement);
|
|
|
|
str.BeginReading(start);
|
|
start.advance(pos + replacement.Length() - 1);
|
|
str.EndReading(end);
|
|
}
|
|
}
|
|
|
|
static PRBool DoFindInReadable(const nsACString& str, const nsACString& value)
|
|
{
|
|
nsACString::const_iterator start, end;
|
|
str.BeginReading(start);
|
|
str.EndReading(end);
|
|
|
|
return FindInReadable(value, start, end);
|
|
}
|
|
|
|
static PLDHashOperator EnumerateEntries(const nsACString& key,
|
|
nsCString entry,
|
|
void* userData)
|
|
{
|
|
crashReporterAPIData->Append(key + NS_LITERAL_CSTRING("=") + entry +
|
|
NS_LITERAL_CSTRING("\n"));
|
|
return PL_DHASH_NEXT;
|
|
}
|
|
|
|
nsresult AnnotateCrashReport(const nsACString& key, const nsACString& data)
|
|
{
|
|
if (!gExceptionHandler)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
if (DoFindInReadable(key, NS_LITERAL_CSTRING("=")) ||
|
|
DoFindInReadable(key, NS_LITERAL_CSTRING("\n")))
|
|
return NS_ERROR_INVALID_ARG;
|
|
|
|
if (DoFindInReadable(data, NS_LITERAL_CSTRING("\0")))
|
|
return NS_ERROR_INVALID_ARG;
|
|
|
|
nsCString escapedData(data);
|
|
|
|
// escape backslashes
|
|
ReplaceChar(escapedData, NS_LITERAL_CSTRING("\\"),
|
|
NS_LITERAL_CSTRING("\\\\"));
|
|
// escape newlines
|
|
ReplaceChar(escapedData, NS_LITERAL_CSTRING("\n"),
|
|
NS_LITERAL_CSTRING("\\n"));
|
|
|
|
nsresult rv = crashReporterAPIData_Hash->Put(key, escapedData);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// now rebuild the file contents
|
|
crashReporterAPIData->Truncate(0);
|
|
crashReporterAPIData_Hash->EnumerateRead(EnumerateEntries,
|
|
crashReporterAPIData);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult AppendAppNotesToCrashReport(const nsACString& data)
|
|
{
|
|
if (!gExceptionHandler)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
if (DoFindInReadable(data, NS_LITERAL_CSTRING("\0")))
|
|
return NS_ERROR_INVALID_ARG;
|
|
|
|
notesField->Append(data);
|
|
return AnnotateCrashReport(NS_LITERAL_CSTRING("Notes"), *notesField);
|
|
}
|
|
|
|
// Returns true if found, false if not found.
|
|
bool GetAnnotation(const nsACString& key, nsACString& data)
|
|
{
|
|
if (!gExceptionHandler)
|
|
return false;
|
|
|
|
nsCAutoString entry;
|
|
if (!crashReporterAPIData_Hash->Get(key, &entry))
|
|
return false;
|
|
|
|
data = entry;
|
|
return true;
|
|
}
|
|
|
|
bool GetServerURL(nsACString& aServerURL)
|
|
{
|
|
if (!gExceptionHandler)
|
|
return false;
|
|
|
|
return GetAnnotation(NS_LITERAL_CSTRING("ServerURL"), aServerURL);
|
|
}
|
|
|
|
nsresult SetServerURL(const nsACString& aServerURL)
|
|
{
|
|
// store server URL with the API data
|
|
// the client knows to handle this specially
|
|
return AnnotateCrashReport(NS_LITERAL_CSTRING("ServerURL"),
|
|
aServerURL);
|
|
}
|
|
|
|
nsresult
|
|
SetRestartArgs(int argc, char** argv)
|
|
{
|
|
if (!gExceptionHandler)
|
|
return NS_OK;
|
|
|
|
int i;
|
|
nsCAutoString envVar;
|
|
char *env;
|
|
for (i = 0; i < argc; i++) {
|
|
envVar = "MOZ_CRASHREPORTER_RESTART_ARG_";
|
|
envVar.AppendInt(i);
|
|
envVar += "=";
|
|
#if defined(XP_UNIX) && !defined(XP_MACOSX)
|
|
// we'd like to run the script around the binary
|
|
// instead of the binary itself, so remove the -bin
|
|
// if it exists on the first argument
|
|
int arg_len = 0;
|
|
if (i == 0 &&
|
|
(arg_len = strlen(argv[i])) > 4 &&
|
|
strcmp(argv[i] + arg_len - 4, "-bin") == 0) {
|
|
envVar.Append(argv[i], arg_len - 4);
|
|
} else
|
|
#endif
|
|
{
|
|
envVar += argv[i];
|
|
}
|
|
|
|
// PR_SetEnv() wants the string to be available for the lifetime
|
|
// of the app, so dup it here
|
|
env = ToNewCString(envVar);
|
|
if (!env)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
PR_SetEnv(env);
|
|
}
|
|
|
|
// make sure the arg list is terminated
|
|
envVar = "MOZ_CRASHREPORTER_RESTART_ARG_";
|
|
envVar.AppendInt(i);
|
|
envVar += "=";
|
|
|
|
// PR_SetEnv() wants the string to be available for the lifetime
|
|
// of the app, so dup it here
|
|
env = ToNewCString(envVar);
|
|
if (!env)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
PR_SetEnv(env);
|
|
|
|
// make sure we save the info in XUL_APP_FILE for the reporter
|
|
const char *appfile = PR_GetEnv("XUL_APP_FILE");
|
|
if (appfile && *appfile) {
|
|
envVar = "MOZ_CRASHREPORTER_RESTART_XUL_APP_FILE=";
|
|
envVar += appfile;
|
|
env = ToNewCString(envVar);
|
|
PR_SetEnv(env);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
#ifdef XP_WIN32
|
|
nsresult WriteMinidumpForException(EXCEPTION_POINTERS* aExceptionInfo)
|
|
{
|
|
if (!gExceptionHandler)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
return gExceptionHandler->WriteMinidumpForException(aExceptionInfo) ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
#endif
|
|
|
|
#ifdef XP_MACOSX
|
|
nsresult AppendObjCExceptionInfoToAppNotes(void *inException)
|
|
{
|
|
nsCAutoString excString;
|
|
GetObjCExceptionInfo(inException, excString);
|
|
AppendAppNotesToCrashReport(excString);
|
|
return NS_OK;
|
|
}
|
|
#endif
|
|
|
|
} // namespace CrashReporter
|