cfx_read_only_vector_stream.cpp

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// Copyright 2022 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
#include "core/fxcrt/cfx_read_only_vector_stream.h"
 
#include <utility>
 
#include "core/fxcrt/cfx_read_only_span_stream.h"
#include "core/fxcrt/span.h"
 
CFX_ReadOnlyVectorStream::CFX_ReadOnlyVectorStream(DataVector<uint8_t> data)
    : data_(std::move(data)),
      stream_(pdfium::MakeRetain<CFX_ReadOnlySpanStream>(data_)) {}
 
CFX_ReadOnlyVectorStream::CFX_ReadOnlyVectorStream(
    FixedSizeDataVector<uint8_t> data)
    : fixed_data_(std::move(data)),
      stream_(pdfium::MakeRetain<CFX_ReadOnlySpanStream>(fixed_data_)) {}
 
CFX_ReadOnlyVectorStream::~CFX_ReadOnlyVectorStream() = default;
 
FX_FILESIZE CFX_ReadOnlyVectorStream::GetSize() {
  return stream_->GetSize();
}
 
bool CFX_ReadOnlyVectorStream::ReadBlockAtOffset(pdfium::span<uint8_t> buffer,
                                                 FX_FILESIZE offset) {
  return stream_->ReadBlockAtOffset(buffer, offset);
}