72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
// Copyright 2015 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "ipc/brokerable_attachment.h"
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#include <stddef.h>
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#include "build/build_config.h"
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#include "ipc/attachment_broker.h"
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namespace IPC {
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// BrokerableAttachment::AttachmentId ------------------------------------------
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#if !USE_ATTACHMENT_BROKER
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// static
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BrokerableAttachment::AttachmentId
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BrokerableAttachment::AttachmentId::CreateIdWithRandomNonce() {
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CHECK(false) << "Platforms that don't support attachment brokering shouldn't "
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"be trying to generating a random nonce.";
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return AttachmentId();
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}
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#endif
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BrokerableAttachment::AttachmentId::AttachmentId() {
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for (size_t i = 0; i < BrokerableAttachment::kNonceSize; ++i)
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nonce[i] = 0;
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}
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BrokerableAttachment::AttachmentId::AttachmentId(const char* start_address,
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size_t size) {
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DCHECK(size == BrokerableAttachment::kNonceSize);
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for (size_t i = 0; i < BrokerableAttachment::kNonceSize; ++i)
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nonce[i] = start_address[i];
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}
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void BrokerableAttachment::AttachmentId::SerializeToBuffer(char* start_address,
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size_t size) {
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DCHECK(size == BrokerableAttachment::kNonceSize);
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for (size_t i = 0; i < BrokerableAttachment::kNonceSize; ++i)
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start_address[i] = nonce[i];
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}
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// BrokerableAttachment::BrokerableAttachment ----------------------------------
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BrokerableAttachment::BrokerableAttachment()
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: id_(AttachmentId::CreateIdWithRandomNonce()) {}
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BrokerableAttachment::BrokerableAttachment(const AttachmentId& id) : id_(id) {}
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BrokerableAttachment::~BrokerableAttachment() {}
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BrokerableAttachment::AttachmentId BrokerableAttachment::GetIdentifier() const {
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return id_;
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}
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bool BrokerableAttachment::NeedsBrokering() const {
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return GetBrokerableType() == PLACEHOLDER;
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}
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BrokerableAttachment::Type BrokerableAttachment::GetType() const {
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return TYPE_BROKERABLE_ATTACHMENT;
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}
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#if defined(OS_POSIX)
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base::PlatformFile BrokerableAttachment::TakePlatformFile() {
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NOTREACHED();
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return base::PlatformFile();
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}
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#endif // OS_POSIX
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} // namespace IPC
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