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61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
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// Copyright 2017 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 "net/quic/http/decoder/quic_http_decode_buffer.h"
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namespace net {
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#ifndef NDEBUG
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// These are part of validating during tests that there is at most one
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// QuicHttpDecodeBufferSubset instance at a time for any DecodeBuffer instance.
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void QuicHttpDecodeBuffer::set_subset_of_base(
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QuicHttpDecodeBuffer* base,
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const QuicHttpDecodeBufferSubset* subset) {
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DCHECK_EQ(this, subset);
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base->set_subset(subset);
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}
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void QuicHttpDecodeBuffer::clear_subset_of_base(
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QuicHttpDecodeBuffer* base,
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const QuicHttpDecodeBufferSubset* subset) {
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DCHECK_EQ(this, subset);
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base->clear_subset(subset);
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}
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void QuicHttpDecodeBuffer::set_subset(
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const QuicHttpDecodeBufferSubset* subset) {
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DCHECK(subset != nullptr);
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DCHECK_EQ(subset_, nullptr) << "There is already a subset";
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subset_ = subset;
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}
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void QuicHttpDecodeBuffer::clear_subset(
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const QuicHttpDecodeBufferSubset* subset) {
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DCHECK(subset != nullptr);
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DCHECK_EQ(subset_, subset);
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subset_ = nullptr;
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}
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void QuicHttpDecodeBufferSubset::DebugSetup() {
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start_base_offset_ = base_buffer_->Offset();
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max_base_offset_ = start_base_offset_ + FullSize();
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DCHECK_LE(max_base_offset_, base_buffer_->FullSize());
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// Ensure that there is only one QuicHttpDecodeBufferSubset at a time for a
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// base.
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set_subset_of_base(base_buffer_, this);
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}
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void QuicHttpDecodeBufferSubset::DebugTearDown() {
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// Ensure that the base hasn't been modified.
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DCHECK_EQ(start_base_offset_, base_buffer_->Offset())
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<< "The base buffer was modified";
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// Ensure that we haven't gone beyond the maximum allowed offset.
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size_t offset = Offset();
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DCHECK_LE(offset, FullSize());
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DCHECK_LE(start_base_offset_ + offset, max_base_offset_);
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DCHECK_LE(max_base_offset_, base_buffer_->FullSize());
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clear_subset_of_base(base_buffer_, this);
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}
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#endif
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} // namespace net
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