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Diffstat (limited to 'core/include/fpdfapi/fpdf_parser_decode.h')
| -rw-r--r-- | core/include/fpdfapi/fpdf_parser_decode.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/core/include/fpdfapi/fpdf_parser_decode.h b/core/include/fpdfapi/fpdf_parser_decode.h new file mode 100644 index 0000000000..1217c7ea21 --- /dev/null +++ b/core/include/fpdfapi/fpdf_parser_decode.h @@ -0,0 +1,76 @@ +// Copyright 2016 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#ifndef CORE_INCLUDE_FPDFAPI_FPDF_PARSER_DECODE_H_ +#define CORE_INCLUDE_FPDFAPI_FPDF_PARSER_DECODE_H_ + +#include "core/include/fxcrt/fx_basic.h" + +class CPDF_Dictionary; + +// Indexed by 8-bit char code, contains unicode code points. +extern const FX_WORD PDFDocEncoding[256]; + +CFX_ByteString PDF_NameDecode(const CFX_ByteStringC& orig); +CFX_ByteString PDF_NameDecode(const CFX_ByteString& orig); +CFX_ByteString PDF_NameEncode(const CFX_ByteString& orig); +CFX_ByteString PDF_EncodeString(const CFX_ByteString& src, + FX_BOOL bHex = FALSE); +CFX_WideString PDF_DecodeText(const uint8_t* pData, FX_DWORD size); +CFX_WideString PDF_DecodeText(const CFX_ByteString& bstr); +CFX_ByteString PDF_EncodeText(const FX_WCHAR* pString, int len = -1); +CFX_ByteString PDF_EncodeText(const CFX_WideString& str); + +void FlateEncode(const uint8_t* src_buf, + FX_DWORD src_size, + uint8_t*& dest_buf, + FX_DWORD& dest_size); +void FlateEncode(const uint8_t* src_buf, + FX_DWORD src_size, + int predictor, + int Colors, + int BitsPerComponent, + int Columns, + uint8_t*& dest_buf, + FX_DWORD& dest_size); +FX_DWORD FlateDecode(const uint8_t* src_buf, + FX_DWORD src_size, + uint8_t*& dest_buf, + FX_DWORD& dest_size); +FX_DWORD RunLengthDecode(const uint8_t* src_buf, + FX_DWORD src_size, + uint8_t*& dest_buf, + FX_DWORD& dest_size); + +// Public for testing. +FX_DWORD A85Decode(const uint8_t* src_buf, + FX_DWORD src_size, + uint8_t*& dest_buf, + FX_DWORD& dest_size); +// Public for testing. +FX_DWORD HexDecode(const uint8_t* src_buf, + FX_DWORD src_size, + uint8_t*& dest_buf, + FX_DWORD& dest_size); +// Public for testing. +FX_DWORD FPDFAPI_FlateOrLZWDecode(FX_BOOL bLZW, + const uint8_t* src_buf, + FX_DWORD src_size, + CPDF_Dictionary* pParams, + FX_DWORD estimated_size, + uint8_t*& dest_buf, + FX_DWORD& dest_size); +FX_BOOL PDF_DataDecode(const uint8_t* src_buf, + FX_DWORD src_size, + const CPDF_Dictionary* pDict, + uint8_t*& dest_buf, + FX_DWORD& dest_size, + CFX_ByteString& ImageEncoding, + CPDF_Dictionary*& pImageParms, + FX_DWORD estimated_size, + FX_BOOL bImageAcc); + +#endif // CORE_INCLUDE_FPDFAPI_FPDF_PARSER_DECODE_H_ |