mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 06:35:42 +00:00
6f158bc61c
--HG-- extra : rebase_source : 9335e9b4b0ac02e8066fbb79797bbc0d3fd73874
528 lines
14 KiB
C++
528 lines
14 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
* You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
// System headers (alphabetical)
|
|
#include <fcntl.h>
|
|
#include <io.h>
|
|
#include <share.h>
|
|
#include <sys/stat.h>
|
|
#include <windows.h>
|
|
|
|
// Mozilla headers (alphabetical)
|
|
#include "nsIFile.h"
|
|
#include "nsINIParser.h"
|
|
#include "nsWindowsWMain.cpp" // we want a wmain entry point
|
|
#include "nsXPCOMGlue.h"
|
|
#include "nsXPCOMPrivate.h" // for MAXPATHLEN and XPCOM_DLL
|
|
#include "nsXULAppAPI.h"
|
|
#include "mozilla/AppData.h"
|
|
|
|
using namespace mozilla;
|
|
|
|
XRE_GetFileFromPathType XRE_GetFileFromPath;
|
|
XRE_CreateAppDataType XRE_CreateAppData;
|
|
XRE_FreeAppDataType XRE_FreeAppData;
|
|
XRE_mainType XRE_main;
|
|
|
|
namespace {
|
|
const char kAPP_INI[] = "application.ini";
|
|
const char kWEBAPP_INI[] = "webapp.ini";
|
|
const char kWEBAPPRT_INI[] = "webapprt.ini";
|
|
const char kWEBAPPRT_PATH[] = "webapprt";
|
|
const char kAPP_ENV_PREFIX[] = "XUL_APP_FILE=";
|
|
const char kAPP_RT[] = "webapprt-stub.exe";
|
|
|
|
const wchar_t kAPP_RT_BACKUP[] = L"webapprt.old";
|
|
|
|
wchar_t curExePath[MAXPATHLEN];
|
|
wchar_t backupFilePath[MAXPATHLEN];
|
|
wchar_t iconPath[MAXPATHLEN];
|
|
char profile[MAXPATHLEN];
|
|
bool isProfileOverridden = false;
|
|
int* pargc;
|
|
char*** pargv;
|
|
|
|
nsresult
|
|
joinPath(char* const dest,
|
|
char const* const dir,
|
|
char const* const leaf,
|
|
size_t bufferSize)
|
|
{
|
|
size_t dirLen = strlen(dir);
|
|
size_t leafLen = strlen(leaf);
|
|
bool needsSeparator = (dirLen != 0
|
|
&& dir[dirLen-1] != '\\'
|
|
&& leafLen != 0
|
|
&& leaf[0] != '\\');
|
|
|
|
if (dirLen + (needsSeparator? 1 : 0) + leafLen >= bufferSize) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
strncpy(dest, dir, bufferSize);
|
|
char* destEnd = dest + dirLen;
|
|
if (needsSeparator) {
|
|
*(destEnd++) = '\\';
|
|
}
|
|
|
|
strncpy(destEnd, leaf, leafLen);
|
|
return NS_OK;
|
|
}
|
|
|
|
/**
|
|
* A helper class which calls NS_LogInit/NS_LogTerm in its scope.
|
|
*/
|
|
class ScopedLogging
|
|
{
|
|
public:
|
|
ScopedLogging() { NS_LogInit(); }
|
|
~ScopedLogging() { NS_LogTerm(); }
|
|
};
|
|
|
|
/**
|
|
* A helper class for scope-guarding nsXREAppData.
|
|
*/
|
|
class ScopedXREAppData
|
|
{
|
|
public:
|
|
ScopedXREAppData()
|
|
: mAppData(nullptr) { }
|
|
|
|
nsresult
|
|
create(nsIFile* aINIFile)
|
|
{
|
|
return XRE_CreateAppData(aINIFile, &mAppData);
|
|
}
|
|
|
|
~ScopedXREAppData()
|
|
{
|
|
if (nullptr != mAppData) {
|
|
XRE_FreeAppData(mAppData);
|
|
}
|
|
}
|
|
|
|
nsXREAppData* const
|
|
operator->()
|
|
{
|
|
return get();
|
|
}
|
|
|
|
nsXREAppData
|
|
operator*()
|
|
{
|
|
return *get();
|
|
}
|
|
|
|
operator
|
|
nsXREAppData*()
|
|
{
|
|
return get();
|
|
}
|
|
private:
|
|
nsXREAppData* mAppData;
|
|
nsXREAppData* const get() { return mAppData; }
|
|
};
|
|
|
|
void
|
|
Output(const wchar_t *fmt, ... )
|
|
{
|
|
va_list ap;
|
|
va_start(ap, fmt);
|
|
|
|
wchar_t msg[1024];
|
|
_vsnwprintf_s(msg, _countof(msg), _countof(msg), fmt, ap);
|
|
|
|
MessageBoxW(nullptr, msg, L"Web Runtime", MB_OK);
|
|
|
|
va_end(ap);
|
|
}
|
|
|
|
void
|
|
Output(const char *fmt, ... )
|
|
{
|
|
va_list ap;
|
|
va_start(ap, fmt);
|
|
|
|
char msg[1024];
|
|
vsnprintf(msg, sizeof(msg), fmt, ap);
|
|
|
|
wchar_t wide_msg[1024];
|
|
MultiByteToWideChar(CP_UTF8,
|
|
0,
|
|
msg,
|
|
-1,
|
|
wide_msg,
|
|
_countof(wide_msg));
|
|
Output(wide_msg);
|
|
|
|
va_end(ap);
|
|
}
|
|
|
|
const nsDynamicFunctionLoad kXULFuncs[] = {
|
|
{ "XRE_GetFileFromPath", (NSFuncPtr*) &XRE_GetFileFromPath },
|
|
{ "XRE_CreateAppData", (NSFuncPtr*) &XRE_CreateAppData },
|
|
{ "XRE_FreeAppData", (NSFuncPtr*) &XRE_FreeAppData },
|
|
{ "XRE_main", (NSFuncPtr*) &XRE_main },
|
|
{ nullptr, nullptr }
|
|
};
|
|
|
|
bool
|
|
AttemptCopyAndLaunch(wchar_t* src)
|
|
{
|
|
// Rename the old app executable
|
|
if (FALSE == ::MoveFileExW(curExePath,
|
|
backupFilePath,
|
|
MOVEFILE_REPLACE_EXISTING)) {
|
|
return false;
|
|
}
|
|
|
|
// Copy webapprt-stub.exe from the Firefox dir to the app's dir
|
|
if (FALSE == ::CopyFileW(src,
|
|
curExePath,
|
|
TRUE)) {
|
|
// Try to move the old file back to its original location
|
|
::MoveFileW(backupFilePath,
|
|
curExePath);
|
|
return false;
|
|
}
|
|
|
|
// XXX: We will soon embed the app's icon in the EXE here
|
|
|
|
STARTUPINFOW si;
|
|
PROCESS_INFORMATION pi;
|
|
|
|
::ZeroMemory(&si, sizeof(si));
|
|
si.cb = sizeof(si);
|
|
::ZeroMemory(&pi, sizeof(pi));
|
|
|
|
if (!CreateProcessW(curExePath, // Module name
|
|
nullptr, // Command line
|
|
nullptr, // Process handle not inheritable
|
|
nullptr, // Thread handle not inheritable
|
|
FALSE, // Set handle inheritance to FALSE
|
|
0, // No creation flags
|
|
nullptr, // Use parent's environment block
|
|
nullptr, // Use parent's starting directory
|
|
&si,
|
|
&pi)) {
|
|
return false;
|
|
}
|
|
|
|
// Close process and thread handles.
|
|
CloseHandle( pi.hProcess );
|
|
CloseHandle( pi.hThread );
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
AttemptCopyAndLaunch(char* srcUtf8)
|
|
{
|
|
wchar_t src[MAXPATHLEN];
|
|
if (0 == MultiByteToWideChar(CP_UTF8,
|
|
0,
|
|
srcUtf8,
|
|
-1,
|
|
src,
|
|
MAXPATHLEN)) {
|
|
return false;
|
|
}
|
|
|
|
return AttemptCopyAndLaunch(src);
|
|
}
|
|
|
|
bool
|
|
AttemptGRELoadAndLaunch(char* greDir)
|
|
{
|
|
nsresult rv;
|
|
|
|
char xpcomDllPath[MAXPATHLEN];
|
|
rv = joinPath(xpcomDllPath, greDir, XPCOM_DLL, MAXPATHLEN);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
rv = XPCOMGlueStartup(xpcomDllPath);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
rv = XPCOMGlueLoadXULFunctions(kXULFuncs);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
// NOTE: The GRE has successfully loaded, so we can use XPCOM now
|
|
{ // Scope for any XPCOM stuff we create
|
|
|
|
ScopedLogging log;
|
|
|
|
// Get the path to the runtime.
|
|
char rtPath[MAXPATHLEN];
|
|
rv = joinPath(rtPath, greDir, kWEBAPPRT_PATH, MAXPATHLEN);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
// Get the path to the runtime's INI file.
|
|
char rtIniPath[MAXPATHLEN];
|
|
rv = joinPath(rtIniPath, rtPath, kWEBAPPRT_INI, MAXPATHLEN);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
// Load the runtime's INI from its path.
|
|
nsCOMPtr<nsIFile> rtINI;
|
|
rv = XRE_GetFileFromPath(rtIniPath, getter_AddRefs(rtINI));
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
bool exists;
|
|
rv = rtINI->Exists(&exists);
|
|
if (NS_FAILED(rv) || !exists)
|
|
return false;
|
|
|
|
ScopedXREAppData webShellAppData;
|
|
rv = webShellAppData.create(rtINI);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
if (!isProfileOverridden) {
|
|
SetAllocatedString(webShellAppData->profile, profile);
|
|
SetAllocatedString(webShellAppData->name, profile);
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> directory;
|
|
rv = XRE_GetFileFromPath(rtPath, getter_AddRefs(directory));
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
nsCOMPtr<nsIFile> xreDir;
|
|
rv = XRE_GetFileFromPath(greDir, getter_AddRefs(xreDir));
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
xreDir.forget(&webShellAppData->xreDirectory);
|
|
NS_IF_RELEASE(webShellAppData->directory);
|
|
directory.forget(&webShellAppData->directory);
|
|
|
|
// There is only XUL.
|
|
XRE_main(*pargc, *pargv, webShellAppData, 0);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
AttemptLoadFromDir(char* firefoxDir)
|
|
{
|
|
nsresult rv;
|
|
|
|
// Here we're going to open Firefox's application.ini
|
|
char appIniPath[MAXPATHLEN];
|
|
rv = joinPath(appIniPath, firefoxDir, kAPP_INI, MAXPATHLEN);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
nsINIParser parser;
|
|
rv = parser.Init(appIniPath);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
// Get buildid of FF we're trying to load
|
|
char buildid[MAXPATHLEN]; // This isn't a path, so MAXPATHLEN doesn't
|
|
// necessarily make sense, but it's a
|
|
// convenient number to use.
|
|
rv = parser.GetString("App",
|
|
"BuildID",
|
|
buildid,
|
|
MAXPATHLEN);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
if (0 == strcmp(buildid, NS_STRINGIFY(GRE_BUILDID))) {
|
|
return AttemptGRELoadAndLaunch(firefoxDir);
|
|
}
|
|
|
|
char webAppRTExe[MAXPATHLEN];
|
|
rv = joinPath(webAppRTExe, firefoxDir, kAPP_RT, MAXPATHLEN);
|
|
NS_ENSURE_SUCCESS(rv, false);
|
|
|
|
return AttemptCopyAndLaunch(webAppRTExe);
|
|
}
|
|
|
|
bool
|
|
GetFirefoxDirFromRegistry(char* firefoxDir)
|
|
{
|
|
HKEY key;
|
|
wchar_t wideGreDir[MAXPATHLEN];
|
|
|
|
if (ERROR_SUCCESS !=
|
|
RegOpenKeyExW(HKEY_LOCAL_MACHINE,
|
|
L"SOFTWARE\\Microsoft\\Windows"
|
|
L"\\CurrentVersion\\App paths\\firefox.exe",
|
|
0,
|
|
KEY_READ,
|
|
&key)) {
|
|
return false;
|
|
}
|
|
|
|
DWORD length = MAXPATHLEN * sizeof(wchar_t);
|
|
// XXX: When Vista/XP64 become our minimum supported client, we can use
|
|
// RegGetValue instead
|
|
if (ERROR_SUCCESS != RegQueryValueExW(key,
|
|
L"Path",
|
|
nullptr,
|
|
nullptr,
|
|
reinterpret_cast<BYTE*>(wideGreDir),
|
|
&length)) {
|
|
RegCloseKey(key);
|
|
return false;
|
|
};
|
|
RegCloseKey(key);
|
|
|
|
// According to this article, we need to write our own null terminator:
|
|
// http://msdn.microsoft.com/en-us/library/ms724911%28v=vs.85%29.aspx
|
|
length = length / sizeof(wchar_t);
|
|
if (wideGreDir[length] != L'\0') {
|
|
if (length >= MAXPATHLEN) {
|
|
return false;
|
|
}
|
|
wideGreDir[length] = L'\0';
|
|
}
|
|
|
|
if (0 == WideCharToMultiByte(CP_UTF8,
|
|
0,
|
|
wideGreDir,
|
|
-1,
|
|
firefoxDir,
|
|
MAXPATHLEN,
|
|
nullptr,
|
|
nullptr)) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
};
|
|
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
// main
|
|
//
|
|
// Note: XPCOM cannot be used until AttemptGRELoad has returned successfully.
|
|
int
|
|
main(int argc, char* argv[])
|
|
{
|
|
pargc = &argc;
|
|
pargv = &argv;
|
|
nsresult rv;
|
|
char buffer[MAXPATHLEN];
|
|
wchar_t wbuffer[MAXPATHLEN];
|
|
|
|
// Set up curEXEPath
|
|
if (!GetModuleFileNameW(0, wbuffer, MAXPATHLEN)) {
|
|
Output("Couldn't calculate the application directory.");
|
|
return 255;
|
|
}
|
|
wcsncpy(curExePath, wbuffer, MAXPATHLEN);
|
|
|
|
// Get the current directory into wbuffer
|
|
wchar_t* lastSlash = wcsrchr(wbuffer, L'\\');
|
|
if (!lastSlash) {
|
|
Output("Application directory format not understood.");
|
|
return 255;
|
|
}
|
|
*(++lastSlash) = L'\0';
|
|
|
|
// Set up backup file path
|
|
if (wcslen(wbuffer) + _countof(kAPP_RT_BACKUP) >= MAXPATHLEN) {
|
|
Output("Application directory path is too long (couldn't set up backup file path).");
|
|
}
|
|
wcsncpy(lastSlash, kAPP_RT_BACKUP, _countof(kAPP_RT_BACKUP));
|
|
wcsncpy(backupFilePath, wbuffer, MAXPATHLEN);
|
|
|
|
*lastSlash = L'\0';
|
|
|
|
// Convert current directory to utf8 and stuff it in buffer
|
|
if (0 == WideCharToMultiByte(CP_UTF8,
|
|
0,
|
|
wbuffer,
|
|
-1,
|
|
buffer,
|
|
MAXPATHLEN,
|
|
nullptr,
|
|
nullptr)) {
|
|
Output("Application directory could not be processed.");
|
|
return 255;
|
|
}
|
|
|
|
// Check if the runtime was executed with the "-profile" argument
|
|
for (int i = 1; i < argc; i++) {
|
|
if (!strcmp(argv[i], "-profile")) {
|
|
isProfileOverridden = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// First attempt at loading Firefox binaries:
|
|
// Check if the webapprt is in the same directory as the Firefox binary.
|
|
// This is the case during WebappRT chrome and content tests.
|
|
if (AttemptLoadFromDir(buffer)) {
|
|
return 0;
|
|
}
|
|
|
|
// Set up appIniPath with path to webapp.ini.
|
|
// This should be in the same directory as the running executable.
|
|
char appIniPath[MAXPATHLEN];
|
|
if (NS_FAILED(joinPath(appIniPath, buffer, kWEBAPP_INI, MAXPATHLEN))) {
|
|
Output("Path to webapp.ini could not be processed.");
|
|
return 255;
|
|
}
|
|
|
|
// Open webapp.ini as an INI file (as opposed to using the
|
|
// XRE webapp.ini-specific processing we do later)
|
|
nsINIParser parser;
|
|
if (NS_FAILED(parser.Init(appIniPath))) {
|
|
Output("Could not open webapp.ini");
|
|
return 255;
|
|
}
|
|
|
|
// Set up our environment to know where webapp.ini was loaded from.
|
|
char appEnv[MAXPATHLEN + _countof(kAPP_ENV_PREFIX)];
|
|
strcpy(appEnv, kAPP_ENV_PREFIX);
|
|
strcpy(appEnv + _countof(kAPP_ENV_PREFIX) - 1, appIniPath);
|
|
if (putenv(appEnv)) {
|
|
Output("Couldn't set up app environment");
|
|
return 255;
|
|
}
|
|
|
|
if (!isProfileOverridden) {
|
|
// Get profile dir from webapp.ini
|
|
if (NS_FAILED(parser.GetString("Webapp",
|
|
"Profile",
|
|
profile,
|
|
MAXPATHLEN))) {
|
|
Output("Unable to retrieve profile from web app INI file");
|
|
return 255;
|
|
}
|
|
}
|
|
|
|
char firefoxDir[MAXPATHLEN];
|
|
|
|
// Second attempt at loading Firefox binaries:
|
|
// Get the location of Firefox from our webapp.ini
|
|
|
|
// XXX: This string better be UTF-8...
|
|
rv = parser.GetString("WebappRT",
|
|
"InstallDir",
|
|
firefoxDir,
|
|
MAXPATHLEN);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
if (AttemptLoadFromDir(firefoxDir)) {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
// Third attempt at loading Firefox binaries:
|
|
// Get the location of Firefox from the registry
|
|
if (GetFirefoxDirFromRegistry(firefoxDir)) {
|
|
if (AttemptLoadFromDir(firefoxDir)) {
|
|
// XXX: Write gre dir location to webapp.ini
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
// We've done all we know how to do to try to find and launch FF
|
|
Output("This app requires that Firefox version 16 or above is installed."
|
|
" Firefox 16+ has not been detected.");
|
|
return 255;
|
|
}
|