forked from mirrors/gecko-dev
64 lines
2 KiB
C++
64 lines
2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "EncryptingOutputStream.h"
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#include "EncryptingOutputStream_impl.h"
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#include <type_traits>
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#include "mozilla/MacroForEach.h"
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#include "nsStreamUtils.h"
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namespace mozilla::dom::quota {
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NS_IMPL_ISUPPORTS(EncryptingOutputStreamBase, nsIOutputStream);
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EncryptingOutputStreamBase::EncryptingOutputStreamBase(
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nsCOMPtr<nsIOutputStream> aBaseStream, size_t aBlockSize)
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: mBaseStream(WrapNotNull(std::move(aBaseStream))),
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mBlockSize(aBlockSize) {}
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NS_IMETHODIMP EncryptingOutputStreamBase::Write(const char* aBuf,
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uint32_t aCount,
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uint32_t* aResultOut) {
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return WriteSegments(NS_CopySegmentToBuffer, const_cast<char*>(aBuf), aCount,
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aResultOut);
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}
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NS_IMETHODIMP EncryptingOutputStreamBase::WriteFrom(nsIInputStream*, uint32_t,
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uint32_t*) {
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP EncryptingOutputStreamBase::IsNonBlocking(bool* aNonBlockingOut) {
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*aNonBlockingOut = false;
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return NS_OK;
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}
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nsresult EncryptingOutputStreamBase::WriteAll(const char* aBuf, uint32_t aCount,
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uint32_t* aBytesWrittenOut) {
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*aBytesWrittenOut = 0;
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if (!mBaseStream) {
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return NS_BASE_STREAM_CLOSED;
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}
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uint32_t offset = 0;
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while (aCount > 0) {
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uint32_t numWritten = 0;
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nsresult rv = (*mBaseStream)->Write(aBuf + offset, aCount, &numWritten);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return rv;
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}
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offset += numWritten;
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aCount -= numWritten;
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*aBytesWrittenOut += numWritten;
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}
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return NS_OK;
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}
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} // namespace mozilla::dom::quota
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