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Diffstat (limited to 'dom/presentation/ipc/PresentationBuilderParent.cpp')
| -rw-r--r-- | dom/presentation/ipc/PresentationBuilderParent.cpp | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/dom/presentation/ipc/PresentationBuilderParent.cpp b/dom/presentation/ipc/PresentationBuilderParent.cpp new file mode 100644 index 0000000000..cc451d7465 --- /dev/null +++ b/dom/presentation/ipc/PresentationBuilderParent.cpp @@ -0,0 +1,228 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* 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 "DCPresentationChannelDescription.h" +#include "PresentationBuilderParent.h" +#include "PresentationSessionInfo.h" + +namespace mozilla { +namespace dom { + +namespace { + +class PresentationSessionTransportIPC final + : public nsIPresentationSessionTransport { + public: + NS_DECL_ISUPPORTS + NS_DECL_NSIPRESENTATIONSESSIONTRANSPORT + + PresentationSessionTransportIPC(PresentationParent* aParent, + const nsAString& aSessionId, uint8_t aRole) + : mParent(aParent), mSessionId(aSessionId), mRole(aRole) { + MOZ_ASSERT(mParent); + } + + private: + virtual ~PresentationSessionTransportIPC() = default; + + RefPtr<PresentationParent> mParent; + nsString mSessionId; + uint8_t mRole; +}; + +NS_IMPL_ISUPPORTS(PresentationSessionTransportIPC, + nsIPresentationSessionTransport) + +NS_IMETHODIMP +PresentationSessionTransportIPC::GetCallback( + nsIPresentationSessionTransportCallback** aCallback) { + return NS_OK; +} + +NS_IMETHODIMP +PresentationSessionTransportIPC::SetCallback( + nsIPresentationSessionTransportCallback* aCallback) { + if (aCallback) { + aCallback->NotifyTransportReady(); + } + return NS_OK; +} + +NS_IMETHODIMP +PresentationSessionTransportIPC::GetSelfAddress(nsINetAddr** aSelfAddress) { + MOZ_ASSERT(false, "Not expected."); + return NS_ERROR_FAILURE; +} + +NS_IMETHODIMP +PresentationSessionTransportIPC::EnableDataNotification() { return NS_OK; } + +NS_IMETHODIMP +PresentationSessionTransportIPC::Send(const nsAString& aData) { return NS_OK; } + +NS_IMETHODIMP +PresentationSessionTransportIPC::SendBinaryMsg(const nsACString& aData) { + return NS_OK; +} + +NS_IMETHODIMP +PresentationSessionTransportIPC::SendBlob(Blob* aBlob) { return NS_OK; } + +NS_IMETHODIMP +PresentationSessionTransportIPC::Close(nsresult aReason) { + if (NS_WARN_IF(!mParent->SendNotifyCloseSessionTransport(mSessionId, mRole, + aReason))) { + return NS_ERROR_FAILURE; + } + + return NS_OK; +} + +} // anonymous namespace + +NS_IMPL_ISUPPORTS(PresentationBuilderParent, + nsIPresentationSessionTransportBuilder, + nsIPresentationDataChannelSessionTransportBuilder) + +PresentationBuilderParent::PresentationBuilderParent( + PresentationParent* aParent) + : mParent(aParent) {} + +PresentationBuilderParent::~PresentationBuilderParent() { + if (mNeedDestroyActor) { + Unused << NS_WARN_IF(!Send__delete__(this)); + } +} + +NS_IMETHODIMP +PresentationBuilderParent::BuildDataChannelTransport( + uint8_t aRole, mozIDOMWindow* aWindow, /* unused */ + nsIPresentationSessionTransportBuilderListener* aListener) { + mBuilderListener = aListener; + + RefPtr<PresentationSessionInfo> info = + static_cast<PresentationSessionInfo*>(aListener); + nsAutoString sessionId(info->GetSessionId()); + if (NS_WARN_IF(!mParent->SendPPresentationBuilderConstructor(this, sessionId, + aRole))) { + return NS_ERROR_FAILURE; + } + mIPCSessionTransport = + new PresentationSessionTransportIPC(mParent, sessionId, aRole); + mNeedDestroyActor = true; + mParent = nullptr; + return NS_OK; +} + +NS_IMETHODIMP +PresentationBuilderParent::OnIceCandidate(const nsAString& aCandidate) { + if (NS_WARN_IF(!SendOnIceCandidate(nsString(aCandidate)))) { + return NS_ERROR_FAILURE; + } + return NS_OK; +} + +NS_IMETHODIMP +PresentationBuilderParent::OnOffer( + nsIPresentationChannelDescription* aDescription) { + nsAutoString SDP; + nsresult rv = aDescription->GetDataChannelSDP(SDP); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + if (NS_WARN_IF(!SendOnOffer(SDP))) { + return NS_ERROR_FAILURE; + } + return NS_OK; +} + +NS_IMETHODIMP +PresentationBuilderParent::OnAnswer( + nsIPresentationChannelDescription* aDescription) { + nsAutoString SDP; + nsresult rv = aDescription->GetDataChannelSDP(SDP); + if (NS_WARN_IF(NS_FAILED(rv))) { + return rv; + } + + if (NS_WARN_IF(!SendOnAnswer(SDP))) { + return NS_ERROR_FAILURE; + } + return NS_OK; +} + +NS_IMETHODIMP +PresentationBuilderParent::NotifyDisconnected(nsresult aReason) { + return NS_OK; +} + +void PresentationBuilderParent::ActorDestroy(ActorDestroyReason aWhy) { + mNeedDestroyActor = false; + mParent = nullptr; + mBuilderListener = nullptr; +} + +mozilla::ipc::IPCResult PresentationBuilderParent::RecvSendOffer( + const nsString& aSDP) { + RefPtr<DCPresentationChannelDescription> description = + new DCPresentationChannelDescription(aSDP); + if (NS_WARN_IF(!mBuilderListener || + NS_FAILED(mBuilderListener->SendOffer(description)))) { + return IPC_FAIL_NO_REASON(this); + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult PresentationBuilderParent::RecvSendAnswer( + const nsString& aSDP) { + RefPtr<DCPresentationChannelDescription> description = + new DCPresentationChannelDescription(aSDP); + if (NS_WARN_IF(!mBuilderListener || + NS_FAILED(mBuilderListener->SendAnswer(description)))) { + return IPC_FAIL_NO_REASON(this); + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult PresentationBuilderParent::RecvSendIceCandidate( + const nsString& aCandidate) { + if (NS_WARN_IF(!mBuilderListener || + NS_FAILED(mBuilderListener->SendIceCandidate(aCandidate)))) { + return IPC_FAIL_NO_REASON(this); + } + return IPC_OK(); +} + +mozilla::ipc::IPCResult PresentationBuilderParent::RecvClose( + const nsresult& aReason) { + if (NS_WARN_IF(!mBuilderListener || + NS_FAILED(mBuilderListener->Close(aReason)))) { + return IPC_FAIL_NO_REASON(this); + } + return IPC_OK(); +} + +// Delegate to nsIPresentationSessionTransportBuilderListener +mozilla::ipc::IPCResult PresentationBuilderParent::RecvOnSessionTransport() { + RefPtr<PresentationBuilderParent> kungFuDeathGrip = this; + Unused << NS_WARN_IF( + !mBuilderListener || + NS_FAILED(mBuilderListener->OnSessionTransport(mIPCSessionTransport))); + return IPC_OK(); +} + +mozilla::ipc::IPCResult PresentationBuilderParent::RecvOnSessionTransportError( + const nsresult& aReason) { + if (NS_WARN_IF(!mBuilderListener || + NS_FAILED(mBuilderListener->OnError(aReason)))) { + return IPC_FAIL_NO_REASON(this); + } + return IPC_OK(); +} + +} // namespace dom +} // namespace mozilla |