C++ (Cpp) InitPlatformAPI示例

示例#1

文件： GMPChild.cpp 项目： JasonJinCn/gecko-dev

bool
GMPChild::AnswerStartPlugin()
{
  LOGD("%s", __FUNCTION__);

#if defined(XP_WIN)
  PreLoadLibraries(mPluginPath);
#endif
  if (!PreLoadPluginVoucher()) {
    NS_WARNING("Plugin voucher failed to load!");
    return false;
  }
  PreLoadSandboxVoucher();

  nsCString libPath;
  if (!GetUTF8LibPath(libPath)) {
    return false;
  }

  auto platformAPI = new GMPPlatformAPI();
  InitPlatformAPI(*platformAPI, this);

  mGMPLoader = GMPProcessChild::GetGMPLoader();
  if (!mGMPLoader) {
    NS_WARNING("Failed to get GMPLoader");
    delete platformAPI;
    return false;
  }

#if defined(MOZ_GMP_SANDBOX) && defined(XP_MACOSX)
  if (!SetMacSandboxInfo()) {
    NS_WARNING("Failed to set Mac GMP sandbox info");
    delete platformAPI;
    return false;
  }
#endif

  if (!mGMPLoader->Load(libPath.get(),
                        libPath.Length(),
                        mNodeId.BeginWriting(),
                        mNodeId.Length(),
                        platformAPI)) {
    NS_WARNING("Failed to load GMP");
    delete platformAPI;
    return false;
  }

  void* sh = nullptr;
  GMPAsyncShutdownHost* host = static_cast<GMPAsyncShutdownHost*>(this);
  GMPErr err = GetAPI(GMP_API_ASYNC_SHUTDOWN, host, &sh);
  if (err == GMPNoErr && sh) {
    mAsyncShutdown = reinterpret_cast<GMPAsyncShutdown*>(sh);
    SendAsyncShutdownRequired();
  }

  return true;
}

示例#2

文件： GMPChild.cpp 项目： Kunden/gecko-dev

bool
GMPChild::LoadPluginLibrary(const std::string& aPluginPath)
{
  nsDependentCString pluginPath(aPluginPath.c_str());

  nsCOMPtr<nsIFile> libFile;
  nsresult rv = NS_NewNativeLocalFile(pluginPath, true, getter_AddRefs(libFile));
  if (NS_FAILED(rv)) {
    return false;
  }

  nsAutoString leafName;
  if (NS_FAILED(libFile->GetLeafName(leafName))) {
    return false;
  }
  nsAutoString baseName(Substring(leafName, 4, leafName.Length() - 1));

#if defined(XP_MACOSX)
  nsAutoString binaryName = NS_LITERAL_STRING("lib") + baseName + NS_LITERAL_STRING(".dylib");
#elif defined(OS_POSIX)
  nsAutoString binaryName = NS_LITERAL_STRING("lib") + baseName + NS_LITERAL_STRING(".so");
#elif defined(XP_WIN)
  nsAutoString binaryName =                            baseName + NS_LITERAL_STRING(".dll");
#else
#error not defined
#endif
  libFile->AppendRelativePath(binaryName);

  nsAutoCString nativePath;
  libFile->GetNativePath(nativePath);
  mLib = PR_LoadLibrary(nativePath.get());
  if (!mLib) {
    return false;
  }

  GMPInitFunc initFunc = reinterpret_cast<GMPInitFunc>(PR_FindFunctionSymbol(mLib, "GMPInit"));
  if (!initFunc) {
    return false;
  }

  auto platformAPI = new GMPPlatformAPI();
  InitPlatformAPI(*platformAPI);

  if (initFunc(platformAPI) != GMPNoErr) {
    return false;
  }

  mGetAPIFunc = reinterpret_cast<GMPGetAPIFunc>(PR_FindFunctionSymbol(mLib, "GMPGetAPI"));
  if (!mGetAPIFunc) {
    return false;
  }

  return true;
}

示例#3

文件： GMPChild.cpp 项目： Wafflespeanut/gecko-dev

mozilla::ipc::IPCResult
GMPChild::AnswerStartPlugin(const nsString& aAdapter)
{
  LOGD("%s", __FUNCTION__);

  nsCString libPath;
  if (!GetUTF8LibPath(libPath)) {
    return IPC_FAIL_NO_REASON(this);
  }

  auto platformAPI = new GMPPlatformAPI();
  InitPlatformAPI(*platformAPI, this);

  mGMPLoader = MakeUnique<GMPLoader>();
#if defined(MOZ_GMP_SANDBOX)
  if (!mGMPLoader->CanSandbox()) {
    LOGD("%s Can't sandbox GMP, failing", __FUNCTION__);
    delete platformAPI;
    return IPC_FAIL_NO_REASON(this);
  }
#endif

  bool isWidevine = aAdapter.EqualsLiteral("widevine");
  bool isChromium = aAdapter.EqualsLiteral("chromium");
#if defined(MOZ_GMP_SANDBOX) && defined(XP_MACOSX)
  MacSandboxPluginType pluginType = MacSandboxPluginType_GMPlugin_Default;
  if (isWidevine || isChromium) {
    pluginType = MacSandboxPluginType_GMPlugin_EME_Widevine;
  }
  if (!SetMacSandboxInfo(pluginType)) {
    NS_WARNING("Failed to set Mac GMP sandbox info");
    delete platformAPI;
    return IPC_FAIL_NO_REASON(this);
  }
#endif

  GMPAdapter* adapter = nullptr;
  if (isWidevine) {
    adapter = new WidevineAdapter();
  } else if (isChromium) {
    adapter = new ChromiumCDMAdapter();
  }

  if (!mGMPLoader->Load(libPath.get(),
                        libPath.Length(),
                        platformAPI,
                        adapter)) {
    NS_WARNING("Failed to load GMP");
    delete platformAPI;
    return IPC_FAIL_NO_REASON(this);
  }

  return IPC_OK();
}

示例#4

mozilla::ipc::IPCResult
GMPChild::AnswerStartPlugin(const nsString& aAdapter)
{
  LOGD("%s", __FUNCTION__);

  nsCString libPath;
  if (!GetUTF8LibPath(libPath)) {
    return IPC_FAIL_NO_REASON(this);
  }

  auto platformAPI = new GMPPlatformAPI();
  InitPlatformAPI(*platformAPI, this);

  mGMPLoader = GMPProcessChild::GetGMPLoader();
  if (!mGMPLoader) {
    NS_WARNING("Failed to get GMPLoader");
    delete platformAPI;
    return IPC_FAIL_NO_REASON(this);
  }

  bool isWidevine = aAdapter.EqualsLiteral("widevine");
#if defined(MOZ_GMP_SANDBOX) && defined(XP_MACOSX)
  MacSandboxPluginType pluginType = MacSandboxPluginType_GMPlugin_Default;
  if (isWidevine) {
    pluginType = MacSandboxPluginType_GMPlugin_EME_Widevine;
  }
  if (!SetMacSandboxInfo(pluginType)) {
    NS_WARNING("Failed to set Mac GMP sandbox info");
    delete platformAPI;
    return IPC_FAIL_NO_REASON(this);
  }
#endif

  GMPAdapter* adapter = (isWidevine) ? new WidevineAdapter() : nullptr;
  if (!mGMPLoader->Load(libPath.get(),
                        libPath.Length(),
                        mNodeId.BeginWriting(),
                        mNodeId.Length(),
                        platformAPI,
                        adapter)) {
    NS_WARNING("Failed to load GMP");
    delete platformAPI;
    return IPC_FAIL_NO_REASON(this);
  }

  return IPC_OK();
}

示例#5

文件： GMPChild.cpp 项目： MichaelKohler/gecko-dev

bool
GMPChild::AnswerStartPlugin(const nsString& aAdapter)
{
  LOGD("%s", __FUNCTION__);

  if (!PreLoadPluginVoucher()) {
    NS_WARNING("Plugin voucher failed to load!");
    return false;
  }
  PreLoadSandboxVoucher();

  nsCString libPath;
  if (!GetUTF8LibPath(libPath)) {
    return false;
  }

  auto platformAPI = new GMPPlatformAPI();
  InitPlatformAPI(*platformAPI, this);

  mGMPLoader = GMPProcessChild::GetGMPLoader();
  if (!mGMPLoader) {
    NS_WARNING("Failed to get GMPLoader");
    delete platformAPI;
    return false;
  }

  bool isWidevine = aAdapter.EqualsLiteral("widevine");
#if defined(MOZ_GMP_SANDBOX) && defined(XP_MACOSX)
  MacSandboxPluginType pluginType = MacSandboxPluginType_GMPlugin_Default;
  if (isWidevine) {
    pluginType = MacSandboxPluginType_GMPlugin_EME_Widevine;
  }
  if (!SetMacSandboxInfo(pluginType)) {
    NS_WARNING("Failed to set Mac GMP sandbox info");
    delete platformAPI;
    return false;
  }
#endif

  GMPAdapter* adapter = (isWidevine) ? new WidevineAdapter() : nullptr;
  if (!mGMPLoader->Load(libPath.get(),
                        libPath.Length(),
                        mNodeId.BeginWriting(),
                        mNodeId.Length(),
                        platformAPI,
                        adapter)) {
    NS_WARNING("Failed to load GMP");
    delete platformAPI;
    return false;
  }

  void* sh = nullptr;
  GMPAsyncShutdownHost* host = static_cast<GMPAsyncShutdownHost*>(this);
  GMPErr err = GetAPI(GMP_API_ASYNC_SHUTDOWN, host, &sh);
  if (err == GMPNoErr && sh) {
    mAsyncShutdown = reinterpret_cast<GMPAsyncShutdown*>(sh);
    SendAsyncShutdownRequired();
  }

  return true;
}

示例#6

文件： GMPChild.cpp 项目： chsrivast/gecko-dev

bool
GMPChild::LoadPluginLibrary(const std::string& aPluginPath)
{
  nsDependentCString pluginPath(aPluginPath.c_str());

  nsCOMPtr<nsIFile> libFile;
  nsresult rv = NS_NewNativeLocalFile(pluginPath, true, getter_AddRefs(libFile));
  if (NS_FAILED(rv)) {
    return false;
  }

  nsAutoString leafName;
  if (NS_FAILED(libFile->GetLeafName(leafName))) {
    return false;
  }
  nsAutoString baseName(Substring(leafName, 4, leafName.Length() - 1));

#if defined(XP_MACOSX)
  nsAutoString binaryName = NS_LITERAL_STRING("lib") + baseName + NS_LITERAL_STRING(".dylib");
#elif defined(OS_POSIX)
  nsAutoString binaryName = NS_LITERAL_STRING("lib") + baseName + NS_LITERAL_STRING(".so");
#elif defined(XP_WIN)
  nsAutoString binaryName =                            baseName + NS_LITERAL_STRING(".dll");
#else
#error not defined
#endif
  libFile->AppendRelativePath(binaryName);

  nsAutoCString nativePath;
  libFile->GetNativePath(nativePath);

#if defined(XP_LINUX) && defined(MOZ_GMP_SANDBOX)
  // Enable sandboxing here -- we know the plugin file's path, but
  // this process's execution hasn't been affected by its content yet.
  mozilla::SetMediaPluginSandbox(nativePath.get());
#endif

  mLib = PR_LoadLibrary(nativePath.get());
  if (!mLib) {
    return false;
  }

  GMPInitFunc initFunc = reinterpret_cast<GMPInitFunc>(PR_FindFunctionSymbol(mLib, "GMPInit"));
  if (!initFunc) {
    return false;
  }

  auto platformAPI = new GMPPlatformAPI();
  InitPlatformAPI(*platformAPI, this);

  if (initFunc(platformAPI) != GMPNoErr) {
    return false;
  }

  mGetAPIFunc = reinterpret_cast<GMPGetAPIFunc>(PR_FindFunctionSymbol(mLib, "GMPGetAPI"));
  if (!mGetAPIFunc) {
    return false;
  }

  return true;
}