mirror of
https://github.com/mozilla/gecko-dev.git
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69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et tw=80 : */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "NeckoCommon.h"
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#include "nsIInputStream.h"
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#include "nsIMultiPartChannel.h"
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#include "nsIParentChannel.h"
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#include "nsStringStream.h"
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namespace mozilla::net {
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nsresult ForwardStreamListenerFunctions(nsTArray<StreamListenerFunction> aCalls,
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nsIStreamListener* aParent) {
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nsresult rv = NS_OK;
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for (auto& variant : aCalls) {
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variant.match(
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[&](OnStartRequestParams& aParams) {
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rv = aParent->OnStartRequest(aParams.request);
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if (NS_FAILED(rv)) {
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aParams.request->Cancel(rv);
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}
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},
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[&](OnDataAvailableParams& aParams) {
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// Don't deliver OnDataAvailable if we've
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// already failed.
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if (NS_FAILED(rv)) {
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return;
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}
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nsCOMPtr<nsIInputStream> stringStream;
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rv = NS_NewCStringInputStream(getter_AddRefs(stringStream),
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std::move(aParams.data));
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if (NS_SUCCEEDED(rv)) {
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rv = aParent->OnDataAvailable(aParams.request, stringStream,
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aParams.offset, aParams.count);
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}
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if (NS_FAILED(rv)) {
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aParams.request->Cancel(rv);
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}
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},
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[&](OnStopRequestParams& aParams) {
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if (NS_SUCCEEDED(rv)) {
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aParent->OnStopRequest(aParams.request, aParams.status);
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} else {
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aParent->OnStopRequest(aParams.request, rv);
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}
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rv = NS_OK;
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},
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[&](OnAfterLastPartParams& aParams) {
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nsCOMPtr<nsIMultiPartChannelListener> multiListener =
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do_QueryInterface(aParent);
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if (multiListener) {
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if (NS_SUCCEEDED(rv)) {
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multiListener->OnAfterLastPart(aParams.status);
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} else {
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multiListener->OnAfterLastPart(rv);
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}
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}
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});
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}
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return rv;
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}
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} // namespace mozilla::net
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