Bullet Collision Detection & Physics Library
bFile.h
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1/*
2bParse
3Copyright (c) 2006-2009 Charlie C & Erwin Coumans http://gamekit.googlecode.com
4
5This software is provided 'as-is', without any express or implied warranty.
6In no event will the authors be held liable for any damages arising from the use of this software.
7Permission is granted to anyone to use this software for any purpose,
8including commercial applications, and to alter it and redistribute it freely,
9subject to the following restrictions:
10
111. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
122. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
133. This notice may not be removed or altered from any source distribution.
14*/
15
16#ifndef __BFILE_H__
17#define __BFILE_H__
18
19#include "bCommon.h"
20#include "bChunk.h"
21#include <stdio.h>
22
23namespace bParse {
24
25 // ----------------------------------------------------- //
27 {
38 };
39
41 {
46 };
47 // ----------------------------------------------------- //
48 class bFile
49 {
50 protected:
51
53
58
59
61
65
68
71
72 //
73
75
76
77 int mFlags;
78
79 // ////////////////////////////////////////////////////////////////////////////
80
81 // buffer offset util
82 int getNextBlock(bChunkInd *dataChunk, const char *dataPtr, const int flags);
83 void safeSwapPtr(char *dst, const char *src);
84
85 virtual void parseHeader();
86
87 virtual void parseData() = 0;
88
90 void resolvePointersChunk(const bChunkInd& dataChunk, int verboseMode);
91
92 int resolvePointersStructRecursive(char *strcPtr, int old_dna, int verboseMode, int recursion);
93 //void swapPtr(char *dst, char *src);
94
95 void parseStruct(char *strcPtr, char *dtPtr, int old_dna, int new_dna, bool fixupPointers);
96 void getMatchingFileDNA(short* old, const char* lookupName, const char* lookupType, char *strcData, char *data, bool fixupPointers);
97 char* getFileElement(short *firstStruct, char *lookupName, char *lookupType, char *data, short **foundPos);
98
99
100 void swap(char *head, class bChunkInd& ch, bool ignoreEndianFlag);
101 void swapData(char *data, short type, int arraySize, bool ignoreEndianFlag);
102 void swapStruct(int dna_nr, char *data, bool ignoreEndianFlag);
103 void swapLen(char *dataPtr);
104 void swapDNA(char* ptr);
105
106
107 char* readStruct(char *head, class bChunkInd& chunk);
108 char *getAsString(int code);
109
110 virtual void parseInternal(int verboseMode, char* memDna,int memDnaLength);
111
112 public:
113 bFile(const char *filename, const char headerString[7]);
114
115 //todo: make memoryBuffer const char
116 //bFile( const char *memoryBuffer, int len);
117 bFile( char *memoryBuffer, int len, const char headerString[7]);
118 virtual ~bFile();
119
121 {
122 return mFileDNA;
123 }
124
125 virtual void addDataBlock(char* dataBlock) = 0;
126
127 int getFlags() const
128 {
129 return mFlags;
130 }
131
133 {
135 }
136
138 {
139 return mLibPointers;
140 }
141
142 void* findLibPointer(void *ptr);
143
144 bool ok();
145
146 virtual void parse(int verboseMode) = 0;
147
148 virtual int write(const char* fileName, bool fixupPointers=false) = 0;
149
150 virtual void writeChunks(FILE* fp, bool fixupPointers );
151
152 virtual void writeDNA(FILE* fp) = 0;
153
154 void updateOldPointers();
155 void resolvePointers(int verboseMode);
156
157 void dumpChunks(bDNA* dna);
158
159 virtual void setFileDNA(int verboseMode, char* buffer, int len);
160
161 int getVersion() const
162 {
163 return mVersion;
164 }
165 //pre-swap the endianness, so that data loaded on a target with different endianness doesn't need to be swapped
166 void preSwap();
167 void writeFile(const char* fileName);
168
169
170
171 };
172}
173
174
175#endif//__BFILE_H__
bFile(const char *filename, const char headerString[7])
Definition: bFile.cpp:55
bPtrMap mDataPointers
Definition: bFile.h:74
int mFileLen
Definition: bFile.h:56
bDNA * mMemoryDNA
Definition: bFile.h:64
virtual ~bFile()
Definition: bFile.cpp:113
virtual void addDataBlock(char *dataBlock)=0
void swap(char *head, class bChunkInd &ch, bool ignoreEndianFlag)
Definition: bFile.cpp:327
btAlignedObjectArray< char * > m_pointerFixupArray
Definition: bFile.h:66
void resolvePointersChunk(const bChunkInd &dataChunk, int verboseMode)
this loop only works fine if the Blender DNA structure of the file matches the headerfiles
Definition: bFile.cpp:1229
virtual void parseInternal(int verboseMode, char *memDna, int memDnaLength)
Definition: bFile.cpp:203
void writeFile(const char *fileName)
Definition: bFile.cpp:567
virtual void parseData()=0
btAlignedObjectArray< char * > m_pointerPtrFixupArray
Definition: bFile.h:67
virtual void setFileDNA(int verboseMode, char *buffer, int len)
Definition: bFile.cpp:191
virtual void parseHeader()
Definition: bFile.cpp:131
btAlignedObjectArray< bChunkInd > m_chunks
Definition: bFile.h:69
int mDataStart
Definition: bFile.h:62
void parseStruct(char *strcPtr, char *dtPtr, int old_dna, int new_dna, bool fixupPointers)
Definition: bFile.cpp:782
bPtrMap & getLibPointers()
Definition: bFile.h:137
btHashMap< btHashPtr, bChunkInd > m_chunkPtrPtrMap
Definition: bFile.h:70
void dumpChunks(bDNA *dna)
Definition: bFile.cpp:1530
int mVersion
Definition: bFile.h:57
void resolvePointers(int verboseMode)
Resolve pointers replaces the original pointers in structures, and linked lists by the new in-memory ...
Definition: bFile.cpp:1458
char * readStruct(char *head, class bChunkInd &chunk)
Definition: bFile.cpp:657
bPtrMap mLibPointers
Definition: bFile.h:60
virtual void writeChunks(FILE *fp, bool fixupPointers)
Definition: bFile.cpp:1577
char * getAsString(int code)
char * mFileBuffer
Definition: bFile.h:55
void updateOldPointers()
Definition: bFile.cpp:1520
void swapLen(char *dataPtr)
Definition: bFile.cpp:356
void setFileDNAisMemoryDNA()
Definition: bFile.h:132
int getNextBlock(bChunkInd *dataChunk, const char *dataPtr, const int flags)
Definition: bFile.cpp:1641
int getFlags() const
Definition: bFile.h:127
virtual void parse(int verboseMode)=0
bDNA * getFileDNA()
Definition: bFile.h:120
void safeSwapPtr(char *dst, const char *src)
Definition: bFile.cpp:939
char * getFileElement(short *firstStruct, char *lookupName, char *lookupType, char *data, short **foundPos)
Definition: bFile.cpp:1085
int resolvePointersStructRecursive(char *strcPtr, int old_dna, int verboseMode, int recursion)
Definition: bFile.cpp:1246
char m_headerString[7]
Definition: bFile.h:52
bool mOwnsBuffer
Definition: bFile.h:54
void resolvePointersMismatch()
Definition: bFile.cpp:1161
int getVersion() const
Definition: bFile.h:161
virtual int write(const char *fileName, bool fixupPointers=false)=0
void swapStruct(int dna_nr, char *data, bool ignoreEndianFlag)
Definition: bFile.cpp:1114
void swapData(char *data, short type, int arraySize, bool ignoreEndianFlag)
Definition: bFile.cpp:906
int mFlags
Definition: bFile.h:77
void swapDNA(char *ptr)
Definition: bFile.cpp:406
void * findLibPointer(void *ptr)
Definition: bFile.cpp:1510
bool ok()
Definition: bFile.cpp:186
bDNA * mFileDNA
Definition: bFile.h:63
virtual void writeDNA(FILE *fp)=0
void preSwap()
Definition: bFile.cpp:574
void getMatchingFileDNA(short *old, const char *lookupName, const char *lookupType, char *strcData, char *data, bool fixupPointers)
Definition: bFile.cpp:998
The btAlignedObjectArray template class uses a subset of the stl::vector interface for its methods It...
Definition: bChunk.h:29
bFileFlags
Definition: bFile.h:27
@ FD_ENDIAN_SWAP
Definition: bFile.h:31
@ FD_FILE_64
Definition: bFile.h:32
@ FD_VERSION_VARIES
Definition: bFile.h:34
@ FD_FILEDNA_IS_MEMDNA
Definition: bFile.h:37
@ FD_INVALID
Definition: bFile.h:28
@ FD_BROKEN_DNA
Definition: bFile.h:36
@ FD_OK
Definition: bFile.h:29
@ FD_VOID_IS_8
Definition: bFile.h:30
@ FD_BITS_VARIES
Definition: bFile.h:33
@ FD_DOUBLE_PRECISION
Definition: bFile.h:35
bFileVerboseMode
Definition: bFile.h:41
@ FD_VERBOSE_DUMP_DNA_TYPE_DEFINITIONS
Definition: bFile.h:43
@ FD_VERBOSE_DUMP_CHUNKS
Definition: bFile.h:44
@ FD_VERBOSE_DUMP_FILE_INFO
Definition: bFile.h:45
@ FD_VERBOSE_EXPORT_XML
Definition: bFile.h:42