1 files changed, 239 insertions, 0 deletions
diff --git a/b2g/app/nsBrowserApp.cpp b/b2g/app/nsBrowserApp.cpp
new file mode 100644
index 000000000..967b54b76
--- /dev/null
+++ b/b2g/app/nsBrowserApp.cpp
@@ -0,0 +1,239 @@
+/* -*- 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/. */
+
+#include "nsXULAppAPI.h"
+#include "application.ini.h"
+#include "nsXPCOMGlue.h"
+#if defined(XP_WIN)
+#include <windows.h>
+#include <stdlib.h>
+#elif defined(XP_UNIX)
+#include <sys/time.h>
+#include <sys/resource.h>
+#include <unistd.h>
+#endif
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+
+#include "nsCOMPtr.h"
+#include "nsIFile.h"
+#include "nsStringGlue.h"
+
+#ifdef XP_WIN
+// we want a wmain entry point
+#include "nsWindowsWMain.cpp"
+#define strcasecmp _stricmp
+#endif
+
+#ifdef MOZ_WIDGET_GONK
+#include "BootAnimation.h"
+#endif
+
+#include "BinaryPath.h"
+
+#include "nsXPCOMPrivate.h" // for MAXPATHLEN and XPCOM_DLL
+
+#ifdef MOZ_WIDGET_GONK
+# include <binder/ProcessState.h>
+#endif
+
+#include "mozilla/Sprintf.h"
+#include "mozilla/Telemetry.h"
+#include "mozilla/WindowsDllBlocklist.h"
+
+static void Output(const char *fmt, ... )
+{
+  va_list ap;
+  va_start(ap, fmt);
+
+#if defined(XP_WIN) && !MOZ_WINCONSOLE
+  wchar_t msg[2048];
+  _vsnwprintf(msg, sizeof(msg)/sizeof(msg[0]), NS_ConvertUTF8toUTF16(fmt).get(), ap);
+  MessageBoxW(nullptr, msg, L"XULRunner", MB_OK | MB_ICONERROR);
+#else
+  vfprintf(stderr, fmt, ap);
+#endif
+
+  va_end(ap);
+}
+
+/**
+ * Return true if |arg| matches the given argument name.
+ */
+static bool IsArg(const char* arg, const char* s)
+{
+  if (*arg == '-')
+  {
+    if (*++arg == '-')
+      ++arg;
+    return !strcasecmp(arg, s);
+  }
+
+#if defined(XP_WIN)
+  if (*arg == '/')
+    return !strcasecmp(++arg, s);
+#endif
+
+  return false;
+}
+
+XRE_GetFileFromPathType XRE_GetFileFromPath;
+XRE_CreateAppDataType XRE_CreateAppData;
+XRE_FreeAppDataType XRE_FreeAppData;
+XRE_TelemetryAccumulateType XRE_TelemetryAccumulate;
+XRE_mainType XRE_main;
+
+static const nsDynamicFunctionLoad kXULFuncs[] = {
+    { "XRE_GetFileFromPath", (NSFuncPtr*) &XRE_GetFileFromPath },
+    { "XRE_CreateAppData", (NSFuncPtr*) &XRE_CreateAppData },
+    { "XRE_FreeAppData", (NSFuncPtr*) &XRE_FreeAppData },
+    { "XRE_TelemetryAccumulate", (NSFuncPtr*) &XRE_TelemetryAccumulate },
+    { "XRE_main", (NSFuncPtr*) &XRE_main },
+    { nullptr, nullptr }
+};
+
+static int do_main(int argc, char* argv[])
+{
+  nsCOMPtr<nsIFile> appini;
+  nsresult rv;
+
+  // Allow firefox.exe to launch XULRunner apps via -app <application.ini>
+  // Note that -app must be the *first* argument.
+  const char *appDataFile = getenv("XUL_APP_FILE");
+  if (appDataFile && *appDataFile) {
+    rv = XRE_GetFileFromPath(appDataFile, getter_AddRefs(appini));
+    if (NS_FAILED(rv)) {
+      Output("Invalid path found: '%s'", appDataFile);
+      return 255;
+    }
+  }
+  else if (argc > 1 && IsArg(argv[1], "app")) {
+    if (argc == 2) {
+      Output("Incorrect number of arguments passed to -app");
+      return 255;
+    }
+
+    rv = XRE_GetFileFromPath(argv[2], getter_AddRefs(appini));
+    if (NS_FAILED(rv)) {
+      Output("application.ini path not recognized: '%s'", argv[2]);
+      return 255;
+    }
+
+    char appEnv[MAXPATHLEN];
+    SprintfLiteral(appEnv, "XUL_APP_FILE=%s", argv[2]);
+    if (putenv(strdup(appEnv))) {
+      Output("Couldn't set %s.\n", appEnv);
+      return 255;
+    }
+    argv[2] = argv[0];
+    argv += 2;
+    argc -= 2;
+  }
+
+#ifdef MOZ_WIDGET_GONK
+  /* Start boot animation */
+  mozilla::StartBootAnimation();
+#endif
+
+  if (appini) {
+    nsXREAppData *appData;
+    rv = XRE_CreateAppData(appini, &appData);
+    if (NS_FAILED(rv)) {
+      Output("Couldn't read application.ini");
+      return 255;
+    }
+    int result = XRE_main(argc, argv, appData, 0);
+    XRE_FreeAppData(appData);
+    return result;
+  }
+
+  return XRE_main(argc, argv, &sAppData, 0);
+}
+
+int main(int argc, char* argv[])
+{
+  char exePath[MAXPATHLEN];
+
+#ifdef MOZ_WIDGET_GONK
+  // This creates a ThreadPool for binder ipc. A ThreadPool is necessary to
+  // receive binder calls, though not necessary to send binder calls.
+  // ProcessState::Self() also needs to be called once on the main thread to
+  // register the main thread with the binder driver.
+  android::ProcessState::self()->startThreadPool();
+#endif
+
+  nsresult rv;
+  rv = mozilla::BinaryPath::Get(argv[0], exePath);
+  if (NS_FAILED(rv)) {
+    Output("Couldn't calculate the application directory.\n");
+    return 255;
+  }
+
+  char *lastSlash = strrchr(exePath, XPCOM_FILE_PATH_SEPARATOR[0]);
+  if (!lastSlash || ((lastSlash - exePath) + sizeof(XPCOM_DLL) + 1 > MAXPATHLEN))
+    return 255;
+
+  strcpy(++lastSlash, XPCOM_DLL);
+
+#if defined(XP_UNIX)
+  // If the b2g app is launched from adb shell, then the shell will wind
+  // up being the process group controller. This means that we can't send
+  // signals to the process group (useful for profiling).
+  // We ignore the return value since setsid() fails if we're already the
+  // process group controller (the normal situation).
+  (void)setsid();
+#endif
+
+#ifdef HAS_DLL_BLOCKLIST
+  DllBlocklist_Initialize();
+#endif
+
+  // We do this because of data in bug 771745
+  XPCOMGlueEnablePreload();
+
+  rv = XPCOMGlueStartup(exePath);
+  if (NS_FAILED(rv)) {
+    Output("Couldn't load XPCOM.\n");
+    return 255;
+  }
+  // Reset exePath so that it is the directory name and not the xpcom dll name
+  *lastSlash = 0;
+
+  rv = XPCOMGlueLoadXULFunctions(kXULFuncs);
+  if (NS_FAILED(rv)) {
+    Output("Couldn't load XRE functions.\n");
+    return 255;
+  }
+
+  int result;
+  {
+    ScopedLogging log;
+    char **_argv;
+
+    /*
+     * Duplicate argument vector to conform non-const argv of
+     * do_main() since XRE_main() is very stupid with non-const argv.
+     */
+    _argv = new char *[argc + 1];
+    for (int i = 0; i < argc; i++) {
+      size_t len = strlen(argv[i]) + 1;
+      _argv[i] = new char[len];
+      MOZ_ASSERT(_argv[i] != nullptr);
+      memcpy(_argv[i], argv[i], len);
+    }
+    _argv[argc] = nullptr;
+
+    result = do_main(argc, _argv);
+
+    for (int i = 0; i < argc; i++) {
+      delete[] _argv[i];
+    }
+    delete[] _argv;
+  }
+
+  return result;
+}