From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/media/gmp/GMPContentChild.cpp | 131 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 dom/media/gmp/GMPContentChild.cpp

(limited to 'dom/media/gmp/GMPContentChild.cpp')

diff --git a/dom/media/gmp/GMPContentChild.cpp b/dom/media/gmp/GMPContentChild.cpp
new file mode 100644
index 0000000000..85fc6e7a70
--- /dev/null
+++ b/dom/media/gmp/GMPContentChild.cpp
@@ -0,0 +1,131 @@
+/* -*- 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 "GMPContentChild.h"
+#include "GMPChild.h"
+#include "GMPVideoDecoderChild.h"
+#include "GMPVideoEncoderChild.h"
+#include "ChromiumCDMChild.h"
+#include "base/task.h"
+#include "GMPUtils.h"
+
+namespace mozilla::gmp {
+
+MessageLoop* GMPContentChild::GMPMessageLoop() {
+  return mGMPChild->GMPMessageLoop();
+}
+
+void GMPContentChild::CheckThread() {
+  MOZ_ASSERT(mGMPChild->mGMPMessageLoop == MessageLoop::current());
+}
+
+#if defined(MOZ_SANDBOX) && defined(MOZ_DEBUG) && defined(ENABLE_TESTS)
+mozilla::ipc::IPCResult GMPContentChild::RecvInitSandboxTesting(
+    Endpoint<PSandboxTestingChild>&& aEndpoint) {
+  if (!SandboxTestingChild::Initialize(std::move(aEndpoint))) {
+    return IPC_FAIL(
+        this, "InitSandboxTesting failed to initialise the child process.");
+  }
+  return IPC_OK();
+}
+#endif
+
+void GMPContentChild::ActorDestroy(ActorDestroyReason aWhy) {
+  mGMPChild->GMPContentChildActorDestroy(this);
+}
+
+void GMPContentChild::ProcessingError(Result aCode, const char* aReason) {
+  mGMPChild->ProcessingError(aCode, aReason);
+}
+
+already_AddRefed<PGMPVideoDecoderChild>
+GMPContentChild::AllocPGMPVideoDecoderChild() {
+  return MakeAndAddRef<GMPVideoDecoderChild>(this);
+}
+
+already_AddRefed<PGMPVideoEncoderChild>
+GMPContentChild::AllocPGMPVideoEncoderChild() {
+  return MakeAndAddRef<GMPVideoEncoderChild>(this);
+}
+
+already_AddRefed<PChromiumCDMChild> GMPContentChild::AllocPChromiumCDMChild(
+    const nsACString& aKeySystem) {
+  return MakeAndAddRef<ChromiumCDMChild>(this);
+}
+
+mozilla::ipc::IPCResult GMPContentChild::RecvPGMPVideoDecoderConstructor(
+    PGMPVideoDecoderChild* aActor) {
+  auto vdc = static_cast<GMPVideoDecoderChild*>(aActor);
+
+  void* vd = nullptr;
+  GMPErr err = mGMPChild->GetAPI(GMP_API_VIDEO_DECODER, &vdc->Host(), &vd);
+  if (err != GMPNoErr || !vd) {
+    return IPC_FAIL(this, "GMPGetAPI call failed trying to construct decoder.");
+  }
+
+  vdc->Init(static_cast<GMPVideoDecoder*>(vd));
+
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult GMPContentChild::RecvPGMPVideoEncoderConstructor(
+    PGMPVideoEncoderChild* aActor) {
+  auto vec = static_cast<GMPVideoEncoderChild*>(aActor);
+
+  void* ve = nullptr;
+  GMPErr err = mGMPChild->GetAPI(GMP_API_VIDEO_ENCODER, &vec->Host(), &ve);
+  if (err != GMPNoErr || !ve) {
+    return IPC_FAIL(this, "GMPGetAPI call failed trying to construct encoder.");
+  }
+
+  vec->Init(static_cast<GMPVideoEncoder*>(ve));
+
+  return IPC_OK();
+}
+
+mozilla::ipc::IPCResult GMPContentChild::RecvPChromiumCDMConstructor(
+    PChromiumCDMChild* aActor, const nsACString& aKeySystem) {
+  ChromiumCDMChild* child = static_cast<ChromiumCDMChild*>(aActor);
+  cdm::Host_10* host10 = child;
+
+  void* cdm = nullptr;
+  GMPErr err = mGMPChild->GetAPI(CHROMIUM_CDM_API, host10, &cdm, aKeySystem);
+  if (err != GMPNoErr || !cdm) {
+    return IPC_FAIL(this, "GMPGetAPI call failed trying to get CDM.");
+  }
+
+  child->Init(static_cast<cdm::ContentDecryptionModule_10*>(cdm),
+              mGMPChild->mStorageId);
+
+  return IPC_OK();
+}
+
+void GMPContentChild::CloseActive() {
+  // Invalidate and remove any remaining API objects.
+  const ManagedContainer<PGMPVideoDecoderChild>& videoDecoders =
+      ManagedPGMPVideoDecoderChild();
+  for (const auto& key : videoDecoders) {
+    key->SendShutdown();
+  }
+
+  const ManagedContainer<PGMPVideoEncoderChild>& videoEncoders =
+      ManagedPGMPVideoEncoderChild();
+  for (const auto& key : videoEncoders) {
+    key->SendShutdown();
+  }
+
+  const ManagedContainer<PChromiumCDMChild>& cdms = ManagedPChromiumCDMChild();
+  for (const auto& key : cdms) {
+    key->SendShutdown();
+  }
+}
+
+bool GMPContentChild::IsUsed() {
+  return !ManagedPGMPVideoDecoderChild().IsEmpty() ||
+         !ManagedPGMPVideoEncoderChild().IsEmpty() ||
+         !ManagedPChromiumCDMChild().IsEmpty();
+}
+
+}  // namespace mozilla::gmp
-- 
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