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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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 "WebTransportStreamProxy.h"
#include "WebTransportLog.h"
#include "Http3WebTransportStream.h"
#include "nsProxyRelease.h"
#include "nsSocketTransportService2.h"
namespace mozilla::net {
NS_IMPL_ADDREF(WebTransportStreamProxy)
NS_IMPL_RELEASE(WebTransportStreamProxy)
NS_INTERFACE_MAP_BEGIN(WebTransportStreamProxy)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIWebTransportReceiveStream)
NS_INTERFACE_MAP_ENTRY(nsIWebTransportReceiveStream)
NS_INTERFACE_MAP_ENTRY(nsIWebTransportSendStream)
NS_INTERFACE_MAP_ENTRY(nsIWebTransportBidirectionalStream)
NS_INTERFACE_MAP_ENTRY(nsIInputStream)
NS_INTERFACE_MAP_ENTRY(nsIAsyncInputStream)
NS_INTERFACE_MAP_ENTRY(nsIOutputStream)
NS_INTERFACE_MAP_ENTRY(nsIAsyncOutputStream)
NS_INTERFACE_MAP_END
WebTransportStreamProxy::WebTransportStreamProxy(
Http3WebTransportStream* aStream)
: mWebTransportStream(aStream) {
mWebTransportStream->GetWriterAndReader(getter_AddRefs(mWriter),
getter_AddRefs(mReader));
}
WebTransportStreamProxy::~WebTransportStreamProxy() {
// mWebTransportStream needs to be destroyed on the socket thread.
NS_ProxyRelease("WebTransportStreamProxy::~WebTransportStreamProxy",
gSocketTransportService, mWebTransportStream.forget());
}
NS_IMETHODIMP WebTransportStreamProxy::SendStopSending(uint8_t aError) {
if (!OnSocketThread()) {
RefPtr<WebTransportStreamProxy> self(this);
return gSocketTransportService->Dispatch(
NS_NewRunnableFunction("WebTransportStreamProxy::SendStopSending",
[self{std::move(self)}, error(aError)]() {
self->SendStopSending(error);
}));
}
mWebTransportStream->SendStopSending(aError);
return NS_OK;
}
NS_IMETHODIMP WebTransportStreamProxy::SendFin(void) {
if (!mWriter) {
return NS_ERROR_UNEXPECTED;
}
mWriter->Close();
if (!OnSocketThread()) {
RefPtr<WebTransportStreamProxy> self(this);
return gSocketTransportService->Dispatch(NS_NewRunnableFunction(
"WebTransportStreamProxy::SendFin",
[self{std::move(self)}]() { self->mWebTransportStream->SendFin(); }));
}
mWebTransportStream->SendFin();
return NS_OK;
}
NS_IMETHODIMP WebTransportStreamProxy::Reset(uint8_t aErrorCode) {
if (!mWriter) {
return NS_ERROR_UNEXPECTED;
}
mWriter->Close();
if (!OnSocketThread()) {
RefPtr<WebTransportStreamProxy> self(this);
return gSocketTransportService->Dispatch(
NS_NewRunnableFunction("WebTransportStreamProxy::Reset",
[self{std::move(self)}, error(aErrorCode)]() {
self->mWebTransportStream->Reset(error);
}));
}
mWebTransportStream->Reset(aErrorCode);
return NS_OK;
}
namespace {
class StatsCallbackWrapper : public nsIWebTransportStreamStatsCallback {
public:
NS_DECL_THREADSAFE_ISUPPORTS
explicit StatsCallbackWrapper(nsIWebTransportStreamStatsCallback* aCallback)
: mCallback(aCallback), mTarget(GetCurrentEventTarget()) {}
NS_IMETHOD OnSendStatsAvailable(
nsIWebTransportSendStreamStats* aStats) override {
if (!mTarget->IsOnCurrentThread()) {
RefPtr<StatsCallbackWrapper> self(this);
nsCOMPtr<nsIWebTransportSendStreamStats> stats = aStats;
Unused << mTarget->Dispatch(NS_NewRunnableFunction(
"StatsCallbackWrapper::OnSendStatsAvailable",
[self{std::move(self)}, stats{std::move(stats)}]() {
self->OnSendStatsAvailable(stats);
}));
return NS_OK;
}
mCallback->OnSendStatsAvailable(aStats);
return NS_OK;
}
NS_IMETHOD OnReceiveStatsAvailable(
nsIWebTransportReceiveStreamStats* aStats) override {
if (!mTarget->IsOnCurrentThread()) {
RefPtr<StatsCallbackWrapper> self(this);
nsCOMPtr<nsIWebTransportReceiveStreamStats> stats = aStats;
Unused << mTarget->Dispatch(NS_NewRunnableFunction(
"StatsCallbackWrapper::OnReceiveStatsAvailable",
[self{std::move(self)}, stats{std::move(stats)}]() {
self->OnReceiveStatsAvailable(stats);
}));
return NS_OK;
}
mCallback->OnReceiveStatsAvailable(aStats);
return NS_OK;
}
private:
virtual ~StatsCallbackWrapper() {
NS_ProxyRelease("StatsCallbackWrapper::~StatsCallbackWrapper", mTarget,
mCallback.forget());
}
nsCOMPtr<nsIWebTransportStreamStatsCallback> mCallback;
nsCOMPtr<nsIEventTarget> mTarget;
};
NS_IMPL_ISUPPORTS(StatsCallbackWrapper, nsIWebTransportStreamStatsCallback)
} // namespace
NS_IMETHODIMP WebTransportStreamProxy::GetSendStreamStats(
nsIWebTransportStreamStatsCallback* aCallback) {
if (!OnSocketThread()) {
RefPtr<WebTransportStreamProxy> self(this);
nsCOMPtr<nsIWebTransportStreamStatsCallback> callback =
new StatsCallbackWrapper(aCallback);
return gSocketTransportService->Dispatch(NS_NewRunnableFunction(
"WebTransportStreamProxy::GetSendStreamStats",
[self{std::move(self)}, callback{std::move(callback)}]() {
self->GetSendStreamStats(callback);
}));
}
nsCOMPtr<nsIWebTransportSendStreamStats> stats =
mWebTransportStream->GetSendStreamStats();
aCallback->OnSendStatsAvailable(stats);
return NS_OK;
}
NS_IMETHODIMP WebTransportStreamProxy::GetReceiveStreamStats(
nsIWebTransportStreamStatsCallback* aCallback) {
if (!OnSocketThread()) {
RefPtr<WebTransportStreamProxy> self(this);
nsCOMPtr<nsIWebTransportStreamStatsCallback> callback =
new StatsCallbackWrapper(aCallback);
return gSocketTransportService->Dispatch(NS_NewRunnableFunction(
"WebTransportStreamProxy::GetReceiveStreamStats",
[self{std::move(self)}, callback{std::move(callback)}]() {
self->GetReceiveStreamStats(callback);
}));
}
nsCOMPtr<nsIWebTransportReceiveStreamStats> stats =
mWebTransportStream->GetReceiveStreamStats();
aCallback->OnReceiveStatsAvailable(stats);
return NS_OK;
}
NS_IMETHODIMP WebTransportStreamProxy::Close() {
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebTransportStreamProxy::Available(uint64_t* aAvailable) {
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebTransportStreamProxy::Read(char* aBuf, uint32_t aCount,
uint32_t* aResult) {
if (!mReader) {
return NS_ERROR_UNEXPECTED;
}
return mReader->Read(aBuf, aCount, aResult);
}
NS_IMETHODIMP WebTransportStreamProxy::ReadSegments(nsWriteSegmentFun aWriter,
void* aClosure,
uint32_t aCount,
uint32_t* aResult) {
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebTransportStreamProxy::IsNonBlocking(bool* aResult) {
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebTransportStreamProxy::CloseWithStatus(nsresult aStatus) {
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebTransportStreamProxy::AsyncWait(
nsIInputStreamCallback* aCallback, uint32_t aFlags,
uint32_t aRequestedCount, nsIEventTarget* aEventTarget) {
if (!mReader) {
return NS_ERROR_UNEXPECTED;
}
return mReader->AsyncWait(aCallback, aFlags, aRequestedCount, aEventTarget);
}
NS_IMETHODIMP WebTransportStreamProxy::AsyncWaitForRead(
nsIInputStreamCallback* aCallback, uint32_t aFlags,
uint32_t aRequestedCount, nsIEventTarget* aTarget) {
return AsyncWait(aCallback, aFlags, aRequestedCount, aTarget);
}
NS_IMETHODIMP WebTransportStreamProxy::Flush() {
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebTransportStreamProxy::Write(const char* aBuf, uint32_t aCount,
uint32_t* aResult) {
if (!mWriter) {
return NS_ERROR_UNEXPECTED;
}
return mWriter->Write(aBuf, aCount, aResult);
}
// static
nsresult WebTransportStreamProxy::WriteFromSegments(
nsIInputStream* input, void* closure, const char* fromSegment,
uint32_t offset, uint32_t count, uint32_t* countRead) {
WebTransportStreamProxy* self = (WebTransportStreamProxy*)closure;
return self->Write(fromSegment, count, countRead);
}
NS_IMETHODIMP WebTransportStreamProxy::WriteFrom(nsIInputStream* aFromStream,
uint32_t aCount,
uint32_t* aResult) {
return aFromStream->ReadSegments(WriteFromSegments, this, aCount, aResult);
}
NS_IMETHODIMP WebTransportStreamProxy::WriteSegments(nsReadSegmentFun aReader,
void* aClosure,
uint32_t aCount,
uint32_t* aResult) {
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP WebTransportStreamProxy::AsyncWait(
nsIOutputStreamCallback* aCallback, uint32_t aFlags,
uint32_t aRequestedCount, nsIEventTarget* aEventTarget) {
return NS_ERROR_NOT_IMPLEMENTED;
}
} // namespace mozilla::net
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