зеркало из https://github.com/mozilla/gecko-dev.git
85 строки
2.0 KiB
C++
85 строки
2.0 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/BlobSet.h"
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#include "mozilla/CheckedInt.h"
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#include "mozilla/dom/File.h"
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#include "MemoryBlobImpl.h"
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#include "MultipartBlobImpl.h"
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namespace mozilla {
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namespace dom {
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nsresult
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BlobSet::AppendVoidPtr(const void* aData, uint32_t aLength)
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{
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NS_ENSURE_ARG_POINTER(aData);
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if (!aLength) {
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return NS_OK;
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}
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void* data = malloc(aLength);
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if (!data) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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memcpy((char*)data, aData, aLength);
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RefPtr<BlobImpl> blobImpl = new MemoryBlobImpl(data, aLength, EmptyString());
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return AppendBlobImpl(blobImpl);
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}
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nsresult
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BlobSet::AppendString(const nsAString& aString, bool nativeEOL)
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{
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nsCString utf8Str;
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if (NS_WARN_IF(!AppendUTF16toUTF8(aString, utf8Str, mozilla::fallible))) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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if (nativeEOL) {
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if (utf8Str.Contains('\r')) {
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utf8Str.ReplaceSubstring("\r\n", "\n");
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utf8Str.ReplaceSubstring("\r", "\n");
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}
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#ifdef XP_WIN
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utf8Str.ReplaceSubstring("\n", "\r\n");
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#endif
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}
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RefPtr<StringBlobImpl> blobImpl =
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StringBlobImpl::Create(utf8Str, EmptyString());
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return AppendBlobImpl(blobImpl);
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}
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nsresult
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BlobSet::AppendBlobImpl(BlobImpl* aBlobImpl)
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{
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NS_ENSURE_ARG_POINTER(aBlobImpl);
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// If aBlobImpl is a MultipartBlobImpl, let's append the sub-blobImpls
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// instead.
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const nsTArray<RefPtr<BlobImpl>>* subBlobs = aBlobImpl->GetSubBlobImpls();
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if (subBlobs) {
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for (BlobImpl* subBlob : *subBlobs) {
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nsresult rv = AppendBlobImpl(subBlob);
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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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}
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return NS_OK;
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}
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if (NS_WARN_IF(!mBlobImpls.AppendElement(aBlobImpl, fallible))) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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return NS_OK;
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}
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} // dom namespace
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} // mozilla namespace
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