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authordsinclair <dsinclair@chromium.org>2016-05-19 18:13:53 -0700
committerCommit bot <commit-bot@chromium.org>2016-05-19 18:13:53 -0700
commit6c93df843774354fb7c34cb887583b5312c04415 (patch)
tree8bdc4057f4cf8b311aac73fbc72400c46aed06c4 /xfa/fde/xml/cfx_saxreader.h
parentfc2cdf8657534467fd807e216d50650b0e959868 (diff)
downloadpdfium-6c93df843774354fb7c34cb887583b5312c04415.tar.xz
Move fgas_sax into individual files in fde.
This CL moves the fgas Sax parser into the fde/xml directory. This places the parse with the other XML parser in the system. Review-Url: https://codereview.chromium.org/1990003002
Diffstat (limited to 'xfa/fde/xml/cfx_saxreader.h')
-rw-r--r--xfa/fde/xml/cfx_saxreader.h143
1 files changed, 143 insertions, 0 deletions
diff --git a/xfa/fde/xml/cfx_saxreader.h b/xfa/fde/xml/cfx_saxreader.h
new file mode 100644
index 0000000000..18aa039ccc
--- /dev/null
+++ b/xfa/fde/xml/cfx_saxreader.h
@@ -0,0 +1,143 @@
+// 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 XFA_FDE_XML_CFX_SAXREADER_H_
+#define XFA_FDE_XML_CFX_SAXREADER_H_
+
+#include "core/fxcrt/include/fx_basic.h"
+
+class CFX_SAXItem {
+ public:
+ enum class Type {
+ Unknown = 0,
+ Instruction,
+ Declaration,
+ Comment,
+ Tag,
+ Text,
+ CharData,
+ };
+
+ CFX_SAXItem()
+ : m_pNode(nullptr),
+ m_eNode(Type::Unknown),
+ m_dwID(0),
+ m_bSkip(FALSE),
+ m_pPrev(nullptr),
+ m_pNext(nullptr) {}
+
+ void* m_pNode;
+ Type m_eNode;
+ uint32_t m_dwID;
+ FX_BOOL m_bSkip;
+ CFX_SAXItem* m_pPrev;
+ CFX_SAXItem* m_pNext;
+};
+
+class CFX_SAXFile {
+ public:
+ CFX_SAXFile();
+ FX_BOOL StartFile(IFX_FileRead* pFile, uint32_t dwStart, uint32_t dwLen);
+ FX_BOOL ReadNextBlock();
+ void Reset();
+ IFX_FileRead* m_pFile;
+ uint32_t m_dwStart;
+ uint32_t m_dwEnd;
+ uint32_t m_dwCur;
+ uint8_t* m_pBuf;
+ uint32_t m_dwBufSize;
+ uint32_t m_dwBufIndex;
+};
+
+class CFX_SAXCommentContext;
+enum class CFX_SaxMode;
+
+enum CFX_SaxParseMode {
+ CFX_SaxParseMode_NotConvert_amp = 1 << 0,
+ CFX_SaxParseMode_NotConvert_lt = 1 << 1,
+ CFX_SaxParseMode_NotConvert_gt = 1 << 2,
+ CFX_SaxParseMode_NotConvert_apos = 1 << 3,
+ CFX_SaxParseMode_NotConvert_quot = 1 << 4,
+ CFX_SaxParseMode_NotConvert_sharp = 1 << 5,
+ CFX_SaxParseMode_NotSkipSpace = 1 << 6
+};
+
+class CXFA_SAXReaderHandler;
+
+class CFX_SAXReader {
+ public:
+ CFX_SAXReader();
+ ~CFX_SAXReader();
+
+ int32_t StartParse(IFX_FileRead* pFile,
+ uint32_t dwStart = 0,
+ uint32_t dwLen = -1,
+ uint32_t dwParseMode = 0);
+ int32_t ContinueParse(IFX_Pause* pPause = nullptr);
+ void SkipCurrentNode();
+ void SetHandler(CXFA_SAXReaderHandler* pHandler);
+ void AppendData(uint8_t ch);
+ void AppendName(uint8_t ch);
+ void ParseText();
+ void ParseNodeStart();
+ void ParseInstruction();
+ void ParseDeclOrComment();
+ void ParseDeclNode();
+ void ParseComment();
+ void ParseCommentContent();
+ void ParseTagName();
+ void ParseTagAttributeName();
+ void ParseTagAttributeEqual();
+ void ParseTagAttributeValue();
+ void ParseMaybeClose();
+ void ParseTagClose();
+ void ParseTagEnd();
+ void ParseTargetData();
+
+ private:
+ void Reset();
+ void Push();
+ void Pop();
+ FX_BOOL SkipSpace(uint8_t ch);
+ void SkipNode();
+ void NotifyData();
+ void NotifyEnter();
+ void NotifyAttribute();
+ void NotifyBreak();
+ void NotifyClose();
+ void NotifyEnd();
+ void NotifyTargetData();
+ void ReallocDataBuffer();
+ void ReallocNameBuffer();
+ void ParseChar(uint8_t ch);
+
+ CFX_SAXFile m_File;
+ CXFA_SAXReaderHandler* m_pHandler;
+ int32_t m_iState;
+ CFX_SAXItem* m_pRoot;
+ CFX_SAXItem* m_pCurItem;
+ uint32_t m_dwItemID;
+ CFX_SaxMode m_eMode;
+ CFX_SaxMode m_ePrevMode;
+ FX_BOOL m_bCharData;
+ uint8_t m_CurByte;
+ uint32_t m_dwDataOffset;
+ CFX_ByteArray m_SkipStack;
+ uint8_t m_SkipChar;
+ uint32_t m_dwNodePos;
+ uint8_t* m_pszData;
+ int32_t m_iDataSize;
+ int32_t m_iDataLength;
+ int32_t m_iEntityStart;
+ int32_t m_iDataPos;
+ uint8_t* m_pszName;
+ int32_t m_iNameSize;
+ int32_t m_iNameLength;
+ uint32_t m_dwParseMode;
+ CFX_SAXCommentContext* m_pCommentContext;
+};
+
+#endif // XFA_FDE_XML_CFX_SAXREADER_H_