1 files changed, 48 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h b/xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h
new file mode 100644
index 0000000000..64ae2aee53
--- /dev/null
+++ b/xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h
@@ -0,0 +1,48 @@
+// Copyright 2014 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 _BC_DECODEDBITSTREAMPARSER_H_
+#define _BC_DECODEDBITSTREAMPARSER_H_
+class CBC_CommonDecoderResult;
+class CBC_PDF417ResultMetadata;
+class CBC_DecodedBitStreamPaser;
+class CBC_DecodedBitStreamPaser : public CFX_Object
+{
+public:
+    CBC_DecodedBitStreamPaser();
+    virtual ~CBC_DecodedBitStreamPaser();
+    static void Initialize();
+    static void Finalize();
+    static CBC_CommonDecoderResult* decode(CFX_Int32Array &codewords, CFX_ByteString ecLevel, FX_INT32 &e);
+
+private:
+    enum Mode {
+        ALPHA,
+        LOWER,
+        MIXED,
+        PUNCT,
+        ALPHA_SHIFT,
+        PUNCT_SHIFT
+    };
+    static FX_INT32 MAX_NUMERIC_CODEWORDS;
+    static FX_INT32 PL;
+    static FX_INT32 LL;
+    static FX_INT32 AS;
+    static FX_INT32 ML;
+    static FX_INT32 AL;
+    static FX_INT32 PS;
+    static FX_INT32 PAL;
+    static FX_CHAR PUNCT_CHARS[29];
+    static FX_CHAR MIXED_CHARS[30];
+    static FX_INT32 NUMBER_OF_SEQUENCE_CODEWORDS;
+    static FX_INT32 decodeMacroBlock(CFX_Int32Array &codewords, FX_INT32 codeIndex, CBC_PDF417ResultMetadata* resultMetadata, FX_INT32 &e);
+    static FX_INT32 textCompaction(CFX_Int32Array &codewords, FX_INT32 codeIndex, CFX_ByteString &result);
+    static void decodeTextCompaction(CFX_Int32Array &textCompactionData, CFX_Int32Array &byteCompactionData, FX_INT32 length, CFX_ByteString &result);
+    static FX_INT32 byteCompaction(FX_INT32 mode, CFX_Int32Array &codewords, FX_INT32 codeIndex, CFX_ByteString &result);
+    static FX_INT32 numericCompaction(CFX_Int32Array &codewords, FX_INT32 codeIndex, CFX_ByteString &result, FX_INT32 &e);
+    static CFX_ByteString decodeBase900toBase10(CFX_Int32Array &codewords, FX_INT32 count, FX_INT32 &e);
+};
+#endif