pdf/pdfium/pdfium_mem_buffer_file_read.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef PDF_PDFIUM_PDFIUM_MEM_BUFFER_FILE_READ_H_
   6 #define PDF_PDFIUM_PDFIUM_MEM_BUFFER_FILE_READ_H_
   7
   8 #include <stdlib.h>
   9
  10 #include "third_party/pdfium/public/fpdfview.h"
  11
  12 namespace chrome_pdf {
  13
  14 // Implementation of FPDF_FILEACCESS from a memory buffer.
  15 class PDFiumMemBufferFileRead : public FPDF_FILEACCESS {
  16  public:
  17   PDFiumMemBufferFileRead(const void* data, size_t size);
  18   ~PDFiumMemBufferFileRead();
  19
  20  private:
  21   static int GetBlock(void* param,
  22                       unsigned long position,
  23                       unsigned char* buf,
  24                       unsigned long size);
  25   const unsigned char* data_;
  26 };
  27
  28 }  // namespace chrome_pdf
  29
  30 #endif  // PDF_PDFIUM_PDFIUM_MEM_BUFFER_FILE_READ_H_