1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
// 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 _FX_SAX_IMP_
#define _FX_SAX_IMP_
#define FX_SAXFILE_BUFSIZE 32768
class CFX_SAXFile
{
public:
CFX_SAXFile();
FX_BOOL StartFile(IFX_FileRead *pFile, FX_DWORD dwStart, FX_DWORD dwLen);
FX_BOOL ReadNextBlock();
void Reset();
IFX_FileRead* m_pFile;
FX_DWORD m_dwStart;
FX_DWORD m_dwEnd;
FX_DWORD m_dwCur;
FX_LPBYTE m_pBuf;
FX_DWORD m_dwBufSize;
FX_DWORD m_dwBufIndex;
};
enum FX_SAXMODE {
FX_SAXMODE_Text = 0,
FX_SAXMODE_NodeStart,
FX_SAXMODE_DeclOrComment,
FX_SAXMODE_DeclNode,
FX_SAXMODE_Comment,
FX_SAXMODE_CommentContent,
FX_SAXMODE_TagName,
FX_SAXMODE_TagAttributeName,
FX_SAXMODE_TagAttributeEqual,
FX_SAXMODE_TagAttributeValue,
FX_SAXMODE_TagMaybeClose,
FX_SAXMODE_TagClose,
FX_SAXMODE_TagEnd,
FX_SAXMODE_TargetData,
FX_SAXMODE_MAX,
};
class CFX_SAXItem
{
public:
CFX_SAXItem() : m_pNode(NULL)
, m_eNode(FX_SAXNODE_Unknown)
, m_dwID(0)
, m_bSkip(FALSE)
, m_pPrev(NULL)
, m_pNext(NULL)
{}
FX_LPVOID m_pNode;
FX_SAXNODE m_eNode;
FX_DWORD m_dwID;
FX_BOOL m_bSkip;
CFX_SAXItem* m_pPrev;
CFX_SAXItem* m_pNext;
};
class CFX_SAXCommentContext
{
public:
CFX_SAXCommentContext() : m_iHeaderCount(0)
, m_iTailCount(0)
{
}
int32_t m_iHeaderCount;
int32_t m_iTailCount;
};
class CFX_SAXReader : public IFX_SAXReader
{
public:
CFX_SAXReader();
~CFX_SAXReader();
virtual void Release()
{
delete this;
}
virtual int32_t StartParse(IFX_FileRead *pFile, FX_DWORD dwStart = 0, FX_DWORD dwLen = -1, FX_DWORD dwParseMode = 0);
virtual int32_t ContinueParse(IFX_Pause *pPause = NULL);
virtual void SkipCurrentNode();
virtual void SetHandler(IFX_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();
protected:
CFX_SAXFile m_File;
IFX_SAXReaderHandler* m_pHandler;
int32_t m_iState;
CFX_SAXItem* m_pRoot;
CFX_SAXItem* m_pCurItem;
FX_DWORD m_dwItemID;
FX_SAXMODE m_eMode;
FX_SAXMODE m_ePrevMode;
FX_BOOL m_bCharData;
uint8_t m_CurByte;
FX_DWORD m_dwDataOffset;
CFX_ByteArray m_SkipStack;
uint8_t m_SkipChar;
FX_DWORD m_dwNodePos;
FX_LPBYTE m_pszData;
int32_t m_iDataSize;
int32_t m_iDataLength;
int32_t m_iEntityStart;
int32_t m_iDataPos;
FX_LPBYTE m_pszName;
int32_t m_iNameSize;
int32_t m_iNameLength;
FX_DWORD m_dwParseMode;
CFX_SAXCommentContext *m_pCommentContext;
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);
};
#endif
|
