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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et 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 "NeckoCommon.h"
#include "nsIInputStream.h"
#include "nsIMultiPartChannel.h"
#include "nsIParentChannel.h"
#include "nsStringStream.h"
namespace mozilla::net {
nsresult ForwardStreamListenerFunctions(
nsTArray<StreamListenerFunction>& aCalls, nsIStreamListener* aParent) {
nsresult rv = NS_OK;
for (auto& variant : aCalls) {
variant.match(
[&](const OnStartRequestParams& aParams) {
rv = aParent->OnStartRequest(aParams.request);
if (NS_FAILED(rv)) {
aParams.request->Cancel(rv);
}
},
[&](const OnDataAvailableParams& aParams) {
// Don't deliver OnDataAvailable if we've
// already failed.
if (NS_FAILED(rv)) {
return;
}
nsCOMPtr<nsIInputStream> stringStream;
rv = NS_NewByteInputStream(
getter_AddRefs(stringStream),
Span<const char>(aParams.data.get(), aParams.count),
NS_ASSIGNMENT_DEPEND);
if (NS_SUCCEEDED(rv)) {
rv = aParent->OnDataAvailable(aParams.request, stringStream,
aParams.offset, aParams.count);
}
if (NS_FAILED(rv)) {
aParams.request->Cancel(rv);
}
},
[&](const OnStopRequestParams& aParams) {
if (NS_SUCCEEDED(rv)) {
aParent->OnStopRequest(aParams.request, aParams.status);
} else {
aParent->OnStopRequest(aParams.request, rv);
}
rv = NS_OK;
},
[&](const OnAfterLastPartParams& aParams) {
nsCOMPtr<nsIMultiPartChannelListener> multiListener =
do_QueryInterface(aParent);
if (multiListener) {
if (NS_SUCCEEDED(rv)) {
multiListener->OnAfterLastPart(aParams.status);
} else {
multiListener->OnAfterLastPart(rv);
}
}
});
}
return rv;
}
} // namespace mozilla::net