e12c89e8c9
Document version and how to extract sources in thirdparty/README.md. Drop unnecessary CMake and Premake files. Simplify SCsub, drop unused one.
1740 lines
37 KiB
C++
1740 lines
37 KiB
C++
/*
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bParse
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Copyright (c) 2006-2009 Charlie C & Erwin Coumans http://gamekit.googlecode.com
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This software is provided 'as-is', without any express or implied warranty.
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In no event will the authors be held liable for any damages arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it freely,
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subject to the following restrictions:
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1. 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.
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2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "b3File.h"
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#include "b3Common.h"
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#include "b3Chunk.h"
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#include "b3DNA.h"
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#include <math.h>
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#include <string.h>
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#include <stdlib.h>
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#include "b3Defines.h"
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#include "Bullet3Serialize/Bullet2FileLoader/b3Serializer.h"
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#include "Bullet3Common/b3AlignedAllocator.h"
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#include "Bullet3Common/b3MinMax.h"
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#define B3_SIZEOFBLENDERHEADER 12
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#define MAX_ARRAY_LENGTH 512
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using namespace bParse;
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#define MAX_STRLEN 1024
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const char* getCleanName(const char* memName, char* buffer)
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{
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int slen = strlen(memName);
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assert(slen<MAX_STRLEN);
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slen=b3Min(slen,MAX_STRLEN);
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for (int i=0;i<slen;i++)
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{
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if (memName[i]==']'||memName[i]=='[')
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{
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buffer[i] = 0;//'_';
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} else
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{
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buffer[i] = memName[i];
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}
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}
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buffer[slen]=0;
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return buffer;
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}
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// ----------------------------------------------------- //
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bFile::bFile(const char *filename, const char headerString[7])
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: mOwnsBuffer(true),
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mFileBuffer(0),
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mFileLen(0),
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mVersion(0),
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mDataStart(0),
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mFileDNA(0),
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mMemoryDNA(0),
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mFlags(FD_INVALID)
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{
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for (int i=0;i<7;i++)
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{
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m_headerString[i] = headerString[i];
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}
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FILE *fp = fopen(filename, "rb");
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if (fp)
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{
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fseek(fp, 0L, SEEK_END);
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mFileLen = ftell(fp);
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fseek(fp, 0L, SEEK_SET);
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mFileBuffer = (char*)malloc(mFileLen+1);
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int bytesRead;
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bytesRead = fread(mFileBuffer, mFileLen, 1, fp);
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fclose(fp);
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//
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parseHeader();
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}
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}
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// ----------------------------------------------------- //
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bFile::bFile( char *memoryBuffer, int len, const char headerString[7])
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: mOwnsBuffer(false),
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mFileBuffer(0),
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mFileLen(0),
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mVersion(0),
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mDataStart(0),
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mFileDNA(0),
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mMemoryDNA(0),
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mFlags(FD_INVALID)
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{
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for (int i=0;i<7;i++)
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{
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m_headerString[i] = headerString[i];
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}
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mFileBuffer = memoryBuffer;
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mFileLen = len;
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parseHeader();
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}
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// ----------------------------------------------------- //
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bFile::~bFile()
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{
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if (mOwnsBuffer && mFileBuffer)
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{
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free(mFileBuffer);
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mFileBuffer = 0;
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}
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delete mMemoryDNA;
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delete mFileDNA;
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}
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// ----------------------------------------------------- //
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void bFile::parseHeader()
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{
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if (!mFileLen || !mFileBuffer)
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return;
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char *blenderBuf = mFileBuffer;
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char header[B3_SIZEOFBLENDERHEADER+1] ;
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memcpy(header, blenderBuf, B3_SIZEOFBLENDERHEADER);
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header[B3_SIZEOFBLENDERHEADER]='\0';
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if (strncmp(header, m_headerString, 6)!=0)
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{
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memcpy(header, m_headerString, B3_SIZEOFBLENDERHEADER);
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return;
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}
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if (header[6] == 'd')
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{
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mFlags |= FD_DOUBLE_PRECISION;
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}
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char *ver = header+9;
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mVersion = atoi(ver);
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if (mVersion <= 241)
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{
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//printf("Warning, %d not fully tested : <= 242\n", mVersion);
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}
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int littleEndian= 1;
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littleEndian= ((char*)&littleEndian)[0];
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// swap ptr sizes...
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if (header[7]=='-')
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{
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mFlags |= FD_FILE_64;
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if (!VOID_IS_8)
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mFlags |= FD_BITS_VARIES;
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}
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else if (VOID_IS_8) mFlags |= FD_BITS_VARIES;
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// swap endian...
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if (header[8]=='V')
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{
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if (littleEndian ==1)
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mFlags |= FD_ENDIAN_SWAP;
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}
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else
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if (littleEndian==0)
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mFlags |= FD_ENDIAN_SWAP;
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mFlags |= FD_OK;
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}
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// ----------------------------------------------------- //
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bool bFile::ok()
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{
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return (mFlags &FD_OK)!=0;
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}
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// ----------------------------------------------------- //
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void bFile::parseInternal(int verboseMode, char* memDna,int memDnaLength)
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{
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if ( (mFlags &FD_OK) ==0)
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return;
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char *blenderData = mFileBuffer;
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bChunkInd dna;
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dna.oldPtr = 0;
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char *tempBuffer = blenderData;
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for (int i=0; i<mFileLen; i++)
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{
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// looking for the data's starting position
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// and the start of SDNA decls
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if (!mDataStart && strncmp(tempBuffer, "REND", 4)==0)
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mDataStart = i;
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if (strncmp(tempBuffer, "DNA1", 4)==0)
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{
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// read the DNA1 block and extract SDNA
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if (getNextBlock(&dna, tempBuffer, mFlags) > 0)
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{
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if (strncmp((tempBuffer + ChunkUtils::getOffset(mFlags)), "SDNANAME", 8) ==0)
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dna.oldPtr = (tempBuffer + ChunkUtils::getOffset(mFlags));
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else dna.oldPtr = 0;
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}
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else dna.oldPtr = 0;
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}
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// Some Bullet files are missing the DNA1 block
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// In Blender it's DNA1 + ChunkUtils::getOffset() + SDNA + NAME
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// In Bullet tests its SDNA + NAME
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else if (strncmp(tempBuffer, "SDNANAME", 8) ==0)
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{
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dna.oldPtr = blenderData + i;
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dna.len = mFileLen-i;
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// Also no REND block, so exit now.
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if (mVersion==276) break;
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}
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if (mDataStart && dna.oldPtr) break;
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tempBuffer++;
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}
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if (!dna.oldPtr || !dna.len)
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{
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//printf("Failed to find DNA1+SDNA pair\n");
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mFlags &= ~FD_OK;
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return;
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}
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mFileDNA = new bDNA();
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///mFileDNA->init will convert part of DNA file endianness to current CPU endianness if necessary
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mFileDNA->init((char*)dna.oldPtr, dna.len, (mFlags & FD_ENDIAN_SWAP)!=0);
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if (mVersion==276)
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{
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int i;
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for (i=0;i<mFileDNA->getNumNames();i++)
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{
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if (strcmp(mFileDNA->getName(i),"int")==0)
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{
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mFlags |= FD_BROKEN_DNA;
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}
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}
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if ((mFlags&FD_BROKEN_DNA)!=0)
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{
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//printf("warning: fixing some broken DNA version\n");
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}
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}
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if (verboseMode & FD_VERBOSE_DUMP_DNA_TYPE_DEFINITIONS)
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mFileDNA->dumpTypeDefinitions();
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mMemoryDNA = new bDNA();
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int littleEndian= 1;
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littleEndian= ((char*)&littleEndian)[0];
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mMemoryDNA->init(memDna,memDnaLength,littleEndian==0);
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///@todo we need a better version check, add version/sub version info from FileGlobal into memory DNA/header files
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if (mMemoryDNA->getNumNames() != mFileDNA->getNumNames())
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{
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mFlags |= FD_VERSION_VARIES;
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//printf ("Warning, file DNA is different than built in, performance is reduced. Best to re-export file with a matching version/platform");
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}
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// as long as it kept up to date it will be ok!!
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if (mMemoryDNA->lessThan(mFileDNA))
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{
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//printf ("Warning, file DNA is newer than built in.");
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}
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mFileDNA->initCmpFlags(mMemoryDNA);
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parseData();
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resolvePointers(verboseMode);
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updateOldPointers();
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}
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// ----------------------------------------------------- //
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void bFile::swap(char *head, bChunkInd& dataChunk, bool ignoreEndianFlag)
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{
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char *data = head;
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short *strc = mFileDNA->getStruct(dataChunk.dna_nr);
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const char s[] = "SoftBodyMaterialData";
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int szs = sizeof(s);
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if (strncmp((char*)&dataChunk.code,"ARAY",4)==0)
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{
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short *oldStruct = mFileDNA->getStruct(dataChunk.dna_nr);
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char *oldType = mFileDNA->getType(oldStruct[0]);
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if (strncmp(oldType,s,szs)==0)
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{
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return;
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}
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}
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int len = mFileDNA->getLength(strc[0]);
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for (int i=0; i<dataChunk.nr; i++)
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{
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swapStruct(dataChunk.dna_nr, data,ignoreEndianFlag);
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data+=len;
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}
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}
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void bFile::swapLen(char *dataPtr)
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{
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const bool VOID_IS_8 = ((sizeof(void*)==8));
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if (VOID_IS_8)
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{
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if (mFlags &FD_BITS_VARIES)
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{
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bChunkPtr4*c = (bChunkPtr4*) dataPtr;
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if ((c->code & 0xFFFF)==0)
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c->code >>=16;
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B3_SWITCH_INT(c->len);
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B3_SWITCH_INT(c->dna_nr);
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B3_SWITCH_INT(c->nr);
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} else
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{
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bChunkPtr8* c = (bChunkPtr8*) dataPtr;
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if ((c->code & 0xFFFF)==0)
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c->code >>=16;
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B3_SWITCH_INT(c->len);
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B3_SWITCH_INT(c->dna_nr);
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B3_SWITCH_INT(c->nr);
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}
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} else
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{
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if (mFlags &FD_BITS_VARIES)
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{
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bChunkPtr8*c = (bChunkPtr8*) dataPtr;
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if ((c->code & 0xFFFF)==0)
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c->code >>=16;
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B3_SWITCH_INT(c->len);
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B3_SWITCH_INT(c->dna_nr);
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B3_SWITCH_INT(c->nr);
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} else
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{
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bChunkPtr4* c = (bChunkPtr4*) dataPtr;
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if ((c->code & 0xFFFF)==0)
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c->code >>=16;
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B3_SWITCH_INT(c->len);
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B3_SWITCH_INT(c->dna_nr);
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B3_SWITCH_INT(c->nr);
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}
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}
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}
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void bFile::swapDNA(char* ptr)
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{
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bool swap = ((mFlags & FD_ENDIAN_SWAP)!=0);
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char* data = &ptr[20];
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// void bDNA::init(char *data, int len, bool swap)
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int *intPtr=0;short *shtPtr=0;
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char *cp = 0;int dataLen =0;
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//long nr=0;
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intPtr = (int*)data;
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/*
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SDNA (4 bytes) (magic number)
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NAME (4 bytes)
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<nr> (4 bytes) amount of names (int)
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<string>
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<string>
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*/
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if (strncmp(data, "SDNA", 4)==0)
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{
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// skip ++ NAME
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intPtr++; intPtr++;
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}
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// Parse names
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if (swap)
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dataLen = ChunkUtils::swapInt(*intPtr);
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else
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dataLen = *intPtr;
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*intPtr = ChunkUtils::swapInt(*intPtr);
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intPtr++;
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cp = (char*)intPtr;
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int i;
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for ( i=0; i<dataLen; i++)
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{
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while (*cp)cp++;
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cp++;
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}
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cp = b3AlignPointer(cp,4);
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/*
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TYPE (4 bytes)
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<nr> amount of types (int)
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<string>
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<string>
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*/
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intPtr = (int*)cp;
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assert(strncmp(cp, "TYPE", 4)==0); intPtr++;
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if (swap)
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dataLen = ChunkUtils::swapInt(*intPtr);
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else
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dataLen = *intPtr;
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*intPtr = ChunkUtils::swapInt(*intPtr);
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intPtr++;
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cp = (char*)intPtr;
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for ( i=0; i<dataLen; i++)
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{
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while (*cp)cp++;
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cp++;
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}
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cp = b3AlignPointer(cp,4);
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/*
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TLEN (4 bytes)
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<len> (short) the lengths of types
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<len>
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*/
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// Parse type lens
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intPtr = (int*)cp;
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assert(strncmp(cp, "TLEN", 4)==0); intPtr++;
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shtPtr = (short*)intPtr;
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for ( i=0; i<dataLen; i++, shtPtr++)
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{
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//??????if (swap)
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shtPtr[0] = ChunkUtils::swapShort(shtPtr[0]);
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}
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if (dataLen & 1)
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shtPtr++;
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/*
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STRC (4 bytes)
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<nr> amount of structs (int)
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<typenr>
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<nr_of_elems>
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<typenr>
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<namenr>
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<typenr>
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<namenr>
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*/
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intPtr = (int*)shtPtr;
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cp = (char*)intPtr;
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assert(strncmp(cp, "STRC", 4)==0);
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intPtr++;
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if (swap)
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dataLen = ChunkUtils::swapInt(*intPtr);
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else
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dataLen = *intPtr;
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*intPtr = ChunkUtils::swapInt(*intPtr);
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intPtr++;
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shtPtr = (short*)intPtr;
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for ( i=0; i<dataLen; i++)
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{
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//if (swap)
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{
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int len = shtPtr[1];
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shtPtr[0]= ChunkUtils::swapShort(shtPtr[0]);
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shtPtr[1]= ChunkUtils::swapShort(shtPtr[1]);
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shtPtr+= 2;
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for (int a=0; a<len; a++, shtPtr+=2)
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{
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shtPtr[0]= ChunkUtils::swapShort(shtPtr[0]);
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shtPtr[1]= ChunkUtils::swapShort(shtPtr[1]);
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}
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}
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// else
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// shtPtr+= (2*shtPtr[1])+2;
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}
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}
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void bFile::writeFile(const char* fileName)
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{
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FILE* f = fopen(fileName,"wb");
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fwrite(mFileBuffer,1,mFileLen,f);
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fclose(f);
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}
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void bFile::preSwap()
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{
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//const bool brokenDNA = (mFlags&FD_BROKEN_DNA)!=0;
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//FD_ENDIAN_SWAP
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//byte 8 determines the endianness of the file, little (v) versus big (V)
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int littleEndian= 1;
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littleEndian= ((char*)&littleEndian)[0];
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if (mFileBuffer[8]=='V')
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{
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mFileBuffer[8]='v';
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}
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else
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{
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mFileBuffer[8]='V';
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}
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mDataStart = 12;
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char *dataPtr = mFileBuffer+mDataStart;
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bChunkInd dataChunk;
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dataChunk.code = 0;
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bool ignoreEndianFlag = true;
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//we always want to swap here
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int seek = getNextBlock(&dataChunk, dataPtr, mFlags);
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//dataPtr += ChunkUtils::getOffset(mFlags);
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char *dataPtrHead = 0;
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while (1)
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{
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// one behind
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if (dataChunk.code == B3_SDNA || dataChunk.code==B3_DNA1 || dataChunk.code == B3_TYPE || dataChunk.code == B3_TLEN || dataChunk.code==B3_STRC)
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{
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|
|
swapDNA(dataPtr);
|
|
break;
|
|
} else
|
|
{
|
|
//if (dataChunk.code == DNA1) break;
|
|
dataPtrHead = dataPtr+ChunkUtils::getOffset(mFlags);
|
|
|
|
swapLen(dataPtr);
|
|
if (dataChunk.dna_nr>=0)
|
|
{
|
|
swap(dataPtrHead, dataChunk,ignoreEndianFlag);
|
|
} else
|
|
{
|
|
//printf("unknown chunk\n");
|
|
}
|
|
}
|
|
|
|
// next please!
|
|
dataPtr += seek;
|
|
|
|
seek = getNextBlock(&dataChunk, dataPtr, mFlags);
|
|
if (seek < 0)
|
|
break;
|
|
}
|
|
|
|
if (mFlags & FD_ENDIAN_SWAP)
|
|
{
|
|
mFlags &= ~FD_ENDIAN_SWAP;
|
|
} else
|
|
{
|
|
mFlags |= FD_ENDIAN_SWAP;
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
char* bFile::readStruct(char *head, bChunkInd& dataChunk)
|
|
{
|
|
bool ignoreEndianFlag = false;
|
|
|
|
if (mFlags & FD_ENDIAN_SWAP)
|
|
swap(head, dataChunk, ignoreEndianFlag);
|
|
|
|
|
|
|
|
if (!mFileDNA->flagEqual(dataChunk.dna_nr))
|
|
{
|
|
// Ouch! need to rebuild the struct
|
|
short *oldStruct,*curStruct;
|
|
char *oldType, *newType;
|
|
int oldLen, curLen, reverseOld;
|
|
|
|
|
|
oldStruct = mFileDNA->getStruct(dataChunk.dna_nr);
|
|
oldType = mFileDNA->getType(oldStruct[0]);
|
|
|
|
oldLen = mFileDNA->getLength(oldStruct[0]);
|
|
|
|
if ((mFlags&FD_BROKEN_DNA)!=0)
|
|
{
|
|
if ((strcmp(oldType,"b3QuantizedBvhNodeData")==0)&&oldLen==20)
|
|
{
|
|
return 0;
|
|
}
|
|
if ((strcmp(oldType,"b3ShortIntIndexData")==0))
|
|
{
|
|
int allocLen = 2;
|
|
char *dataAlloc = new char[(dataChunk.nr*allocLen)+1];
|
|
memset(dataAlloc, 0, (dataChunk.nr*allocLen)+1);
|
|
short* dest = (short*) dataAlloc;
|
|
const short* src = (short*) head;
|
|
for (int i=0;i<dataChunk.nr;i++)
|
|
{
|
|
dest[i] = src[i];
|
|
if (mFlags &FD_ENDIAN_SWAP)
|
|
{
|
|
B3_SWITCH_SHORT(dest[i]);
|
|
}
|
|
}
|
|
addDataBlock(dataAlloc);
|
|
return dataAlloc;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
///don't try to convert Link block data, just memcpy it. Other data can be converted.
|
|
if (strcmp("Link",oldType)!=0)
|
|
{
|
|
reverseOld = mMemoryDNA->getReverseType(oldType);
|
|
|
|
if ((reverseOld!=-1))
|
|
{
|
|
// make sure it's here
|
|
//assert(reverseOld!= -1 && "getReverseType() returned -1, struct required!");
|
|
|
|
//
|
|
curStruct = mMemoryDNA->getStruct(reverseOld);
|
|
newType = mMemoryDNA->getType(curStruct[0]);
|
|
curLen = mMemoryDNA->getLength(curStruct[0]);
|
|
|
|
|
|
|
|
// make sure it's the same
|
|
assert((strcmp(oldType, newType)==0) && "internal error, struct mismatch!");
|
|
|
|
|
|
// numBlocks * length
|
|
|
|
int allocLen = (curLen);
|
|
char *dataAlloc = new char[(dataChunk.nr*allocLen)+1];
|
|
memset(dataAlloc, 0, (dataChunk.nr*allocLen));
|
|
|
|
// track allocated
|
|
addDataBlock(dataAlloc);
|
|
|
|
char *cur = dataAlloc;
|
|
char *old = head;
|
|
for (int block=0; block<dataChunk.nr; block++)
|
|
{
|
|
bool fixupPointers = true;
|
|
parseStruct(cur, old, dataChunk.dna_nr, reverseOld, fixupPointers);
|
|
mLibPointers.insert(old,(bStructHandle*)cur);
|
|
|
|
cur += curLen;
|
|
old += oldLen;
|
|
}
|
|
return dataAlloc;
|
|
}
|
|
} else
|
|
{
|
|
//printf("Link found\n");
|
|
}
|
|
} else
|
|
{
|
|
//#define DEBUG_EQUAL_STRUCTS
|
|
#ifdef DEBUG_EQUAL_STRUCTS
|
|
short *oldStruct;
|
|
char *oldType;
|
|
oldStruct = mFileDNA->getStruct(dataChunk.dna_nr);
|
|
oldType = mFileDNA->getType(oldStruct[0]);
|
|
printf("%s equal structure, just memcpy\n",oldType);
|
|
#endif //
|
|
}
|
|
|
|
|
|
char *dataAlloc = new char[(dataChunk.len)+1];
|
|
memset(dataAlloc, 0, dataChunk.len+1);
|
|
|
|
|
|
// track allocated
|
|
addDataBlock(dataAlloc);
|
|
|
|
memcpy(dataAlloc, head, dataChunk.len);
|
|
return dataAlloc;
|
|
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
void bFile::parseStruct(char *strcPtr, char *dtPtr, int old_dna, int new_dna, bool fixupPointers)
|
|
{
|
|
if (old_dna == -1) return;
|
|
if (new_dna == -1) return;
|
|
|
|
//disable this, because we need to fixup pointers/ListBase
|
|
if (0)//mFileDNA->flagEqual(old_dna))
|
|
{
|
|
short *strc = mFileDNA->getStruct(old_dna);
|
|
int len = mFileDNA->getLength(strc[0]);
|
|
|
|
memcpy(strcPtr, dtPtr, len);
|
|
return;
|
|
}
|
|
|
|
// Ok, now build the struct
|
|
char *memType, *memName, *cpc, *cpo;
|
|
short *fileStruct, *filePtrOld, *memoryStruct, *firstStruct;
|
|
int elementLength, size, revType, old_nr, new_nr, fpLen;
|
|
short firstStructType;
|
|
|
|
|
|
// File to memory lookup
|
|
memoryStruct = mMemoryDNA->getStruct(new_dna);
|
|
fileStruct = mFileDNA->getStruct(old_dna);
|
|
firstStruct = fileStruct;
|
|
|
|
|
|
filePtrOld = fileStruct;
|
|
firstStructType = mMemoryDNA->getStruct(0)[0];
|
|
|
|
// Get number of elements
|
|
elementLength = memoryStruct[1];
|
|
memoryStruct+=2;
|
|
|
|
cpc = strcPtr; cpo = 0;
|
|
for (int ele=0; ele<elementLength; ele++, memoryStruct+=2)
|
|
{
|
|
memType = mMemoryDNA->getType(memoryStruct[0]);
|
|
memName = mMemoryDNA->getName(memoryStruct[1]);
|
|
|
|
|
|
size = mMemoryDNA->getElementSize(memoryStruct[0], memoryStruct[1]);
|
|
revType = mMemoryDNA->getReverseType(memoryStruct[0]);
|
|
|
|
if (revType != -1 && memoryStruct[0]>=firstStructType && memName[0] != '*')
|
|
{
|
|
cpo = getFileElement(firstStruct, memName, memType, dtPtr, &filePtrOld);
|
|
if (cpo)
|
|
{
|
|
int arrayLen = mFileDNA->getArraySizeNew(filePtrOld[1]);
|
|
old_nr = mFileDNA->getReverseType(memType);
|
|
new_nr = revType;
|
|
fpLen = mFileDNA->getElementSize(filePtrOld[0], filePtrOld[1]);
|
|
if (arrayLen==1)
|
|
{
|
|
parseStruct(cpc, cpo, old_nr, new_nr,fixupPointers);
|
|
} else
|
|
{
|
|
char* tmpCpc = cpc;
|
|
char* tmpCpo = cpo;
|
|
|
|
for (int i=0;i<arrayLen;i++)
|
|
{
|
|
parseStruct(tmpCpc, tmpCpo, old_nr, new_nr,fixupPointers);
|
|
tmpCpc += size/arrayLen;
|
|
tmpCpo += fpLen/arrayLen;
|
|
}
|
|
}
|
|
cpc+=size;
|
|
cpo+=fpLen;
|
|
}
|
|
else
|
|
cpc+=size;
|
|
}
|
|
else
|
|
{
|
|
getMatchingFileDNA(fileStruct, memName, memType, cpc, dtPtr,fixupPointers);
|
|
cpc+=size;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
static void getElement(int arrayLen, const char *cur, const char *old, char *oldPtr, char *curData)
|
|
{
|
|
#define b3GetEle(value, current, type, cast, size, ptr)\
|
|
if (strcmp(current, type)==0)\
|
|
{\
|
|
value = (*(cast*)ptr);\
|
|
ptr += size;\
|
|
}
|
|
|
|
#define b3SetEle(value, current, type, cast, size, ptr)\
|
|
if (strcmp(current, type)==0)\
|
|
{\
|
|
(*(cast*)ptr) = (cast)value;\
|
|
ptr += size;\
|
|
}
|
|
double value = 0.0;
|
|
|
|
for (int i=0; i<arrayLen; i++)
|
|
{
|
|
b3GetEle(value, old, "char", char, sizeof(char), oldPtr);
|
|
b3SetEle(value, cur, "char", char, sizeof(char), curData);
|
|
b3GetEle(value, old, "short", short, sizeof(short), oldPtr);
|
|
b3SetEle(value, cur, "short", short, sizeof(short), curData);
|
|
b3GetEle(value, old, "ushort", unsigned short, sizeof(unsigned short), oldPtr);
|
|
b3SetEle(value, cur, "ushort", unsigned short, sizeof(unsigned short), curData);
|
|
b3GetEle(value, old, "int", int, sizeof(int), oldPtr);
|
|
b3SetEle(value, cur, "int", int, sizeof(int), curData);
|
|
b3GetEle(value, old, "long", int, sizeof(int), oldPtr);
|
|
b3SetEle(value, cur, "long", int, sizeof(int), curData);
|
|
b3GetEle(value, old, "float", float, sizeof(float), oldPtr);
|
|
b3SetEle(value, cur, "float", float, sizeof(float), curData);
|
|
b3GetEle(value, old, "double", double, sizeof(double), oldPtr);
|
|
b3SetEle(value, cur, "double", double, sizeof(double), curData);
|
|
}
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
void bFile::swapData(char *data, short type, int arraySize,bool ignoreEndianFlag)
|
|
{
|
|
if (ignoreEndianFlag || (mFlags &FD_ENDIAN_SWAP))
|
|
{
|
|
if (type == 2 || type == 3)
|
|
{
|
|
short *sp = (short*)data;
|
|
for (int i=0; i<arraySize; i++)
|
|
{
|
|
sp[0] = ChunkUtils::swapShort(sp[0]);
|
|
sp++;
|
|
}
|
|
}
|
|
if (type>3 && type <8)
|
|
{
|
|
char c;
|
|
char *cp = data;
|
|
for (int i=0; i<arraySize; i++)
|
|
{
|
|
c = cp[0];
|
|
cp[0] = cp[3];
|
|
cp[3] = c;
|
|
c = cp[1];
|
|
cp[1] = cp[2];
|
|
cp[2] = c;
|
|
cp+=4;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
void bFile::safeSwapPtr(char *dst, const char *src)
|
|
{
|
|
int ptrFile = mFileDNA->getPointerSize();
|
|
int ptrMem = mMemoryDNA->getPointerSize();
|
|
|
|
if (!src && !dst)
|
|
return;
|
|
|
|
|
|
if (ptrFile == ptrMem)
|
|
{
|
|
memcpy(dst, src, ptrMem);
|
|
}
|
|
else if (ptrMem==4 && ptrFile==8)
|
|
{
|
|
b3PointerUid* oldPtr = (b3PointerUid*)src;
|
|
b3PointerUid* newPtr = (b3PointerUid*)dst;
|
|
|
|
if (oldPtr->m_uniqueIds[0] == oldPtr->m_uniqueIds[1])
|
|
{
|
|
//Bullet stores the 32bit unique ID in both upper and lower part of 64bit pointers
|
|
//so it can be used to distinguish between .blend and .bullet
|
|
newPtr->m_uniqueIds[0] = oldPtr->m_uniqueIds[0];
|
|
} else
|
|
{
|
|
//deal with pointers the Blender .blend style way, see
|
|
//readfile.c in the Blender source tree
|
|
b3Long64 longValue = *((b3Long64*)src);
|
|
//endian swap for 64bit pointer otherwise truncation will fail due to trailing zeros
|
|
if (mFlags & FD_ENDIAN_SWAP)
|
|
B3_SWITCH_LONGINT(longValue);
|
|
*((int*)dst) = (int)(longValue>>3);
|
|
}
|
|
|
|
}
|
|
else if (ptrMem==8 && ptrFile==4)
|
|
{
|
|
b3PointerUid* oldPtr = (b3PointerUid*)src;
|
|
b3PointerUid* newPtr = (b3PointerUid*)dst;
|
|
if (oldPtr->m_uniqueIds[0] == oldPtr->m_uniqueIds[1])
|
|
{
|
|
newPtr->m_uniqueIds[0] = oldPtr->m_uniqueIds[0];
|
|
newPtr->m_uniqueIds[1] = 0;
|
|
} else
|
|
{
|
|
*((b3Long64*)dst)= *((int*)src);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
printf ("%d %d\n", ptrFile,ptrMem);
|
|
assert(0 && "Invalid pointer len");
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
void bFile::getMatchingFileDNA(short* dna_addr, const char* lookupName, const char* lookupType, char *strcData, char *data, bool fixupPointers)
|
|
{
|
|
// find the matching memory dna data
|
|
// to the file being loaded. Fill the
|
|
// memory with the file data...
|
|
|
|
int len = dna_addr[1];
|
|
dna_addr+=2;
|
|
|
|
for (int i=0; i<len; i++, dna_addr+=2)
|
|
{
|
|
const char* type = mFileDNA->getType(dna_addr[0]);
|
|
const char* name = mFileDNA->getName(dna_addr[1]);
|
|
|
|
|
|
|
|
int eleLen = mFileDNA->getElementSize(dna_addr[0], dna_addr[1]);
|
|
|
|
if ((mFlags&FD_BROKEN_DNA)!=0)
|
|
{
|
|
if ((strcmp(type,"short")==0)&&(strcmp(name,"int")==0))
|
|
{
|
|
eleLen = 0;
|
|
}
|
|
}
|
|
|
|
if (strcmp(lookupName, name)==0)
|
|
{
|
|
//int arrayLenold = mFileDNA->getArraySize((char*)name.c_str());
|
|
int arrayLen = mFileDNA->getArraySizeNew(dna_addr[1]);
|
|
//assert(arrayLenold == arrayLen);
|
|
|
|
if (name[0] == '*')
|
|
{
|
|
// cast pointers
|
|
int ptrFile = mFileDNA->getPointerSize();
|
|
int ptrMem = mMemoryDNA->getPointerSize();
|
|
safeSwapPtr(strcData,data);
|
|
|
|
if (fixupPointers)
|
|
{
|
|
if (arrayLen > 1)
|
|
{
|
|
//void **sarray = (void**)strcData;
|
|
//void **darray = (void**)data;
|
|
|
|
char *cpc, *cpo;
|
|
cpc = (char*)strcData;
|
|
cpo = (char*)data;
|
|
|
|
for (int a=0; a<arrayLen; a++)
|
|
{
|
|
safeSwapPtr(cpc, cpo);
|
|
m_pointerFixupArray.push_back(cpc);
|
|
cpc += ptrMem;
|
|
cpo += ptrFile;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (name[1] == '*')
|
|
m_pointerPtrFixupArray.push_back(strcData);
|
|
else
|
|
m_pointerFixupArray.push_back(strcData);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// printf("skipped %s %s : %x\n",type.c_str(),name.c_str(),strcData);
|
|
}
|
|
|
|
}
|
|
|
|
else if (strcmp(type, lookupType)==0)
|
|
memcpy(strcData, data, eleLen);
|
|
else
|
|
getElement(arrayLen, lookupType, type, data, strcData);
|
|
|
|
// --
|
|
return;
|
|
}
|
|
data+=eleLen;
|
|
}
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
char* bFile::getFileElement(short *firstStruct, char *lookupName, char *lookupType, char *data, short **foundPos)
|
|
{
|
|
short *old = firstStruct;//mFileDNA->getStruct(old_nr);
|
|
int elementLength = old[1];
|
|
old+=2;
|
|
|
|
for (int i=0; i<elementLength; i++, old+=2)
|
|
{
|
|
char* type = mFileDNA->getType(old[0]);
|
|
char* name = mFileDNA->getName(old[1]);
|
|
int len = mFileDNA->getElementSize(old[0], old[1]);
|
|
|
|
if (strcmp(lookupName, name)==0)
|
|
{
|
|
if (strcmp(type, lookupType)==0)
|
|
{
|
|
if (foundPos)
|
|
*foundPos = old;
|
|
return data;
|
|
}
|
|
return 0;
|
|
}
|
|
data+=len;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
void bFile::swapStruct(int dna_nr, char *data,bool ignoreEndianFlag)
|
|
{
|
|
if (dna_nr == -1) return;
|
|
|
|
short *strc = mFileDNA->getStruct(dna_nr);
|
|
//short *firstStrc = strc;
|
|
|
|
int elementLen= strc[1];
|
|
strc+=2;
|
|
|
|
short first = mFileDNA->getStruct(0)[0];
|
|
|
|
char *buf = data;
|
|
for (int i=0; i<elementLen; i++, strc+=2)
|
|
{
|
|
char *type = mFileDNA->getType(strc[0]);
|
|
char *name = mFileDNA->getName(strc[1]);
|
|
|
|
int size = mFileDNA->getElementSize(strc[0], strc[1]);
|
|
if (strc[0] >= first && name[0]!='*')
|
|
{
|
|
int old_nr = mFileDNA->getReverseType(type);
|
|
int arrayLen = mFileDNA->getArraySizeNew(strc[1]);
|
|
if (arrayLen==1)
|
|
{
|
|
swapStruct(old_nr,buf,ignoreEndianFlag);
|
|
} else
|
|
{
|
|
char* tmpBuf = buf;
|
|
for (int i=0;i<arrayLen;i++)
|
|
{
|
|
swapStruct(old_nr,tmpBuf,ignoreEndianFlag);
|
|
tmpBuf+=size/arrayLen;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//int arrayLenOld = mFileDNA->getArraySize(name);
|
|
int arrayLen = mFileDNA->getArraySizeNew(strc[1]);
|
|
//assert(arrayLenOld == arrayLen);
|
|
swapData(buf, strc[0], arrayLen,ignoreEndianFlag);
|
|
}
|
|
buf+=size;
|
|
}
|
|
}
|
|
|
|
void bFile::resolvePointersMismatch()
|
|
{
|
|
// printf("resolvePointersStructMismatch\n");
|
|
|
|
int i;
|
|
|
|
for (i=0;i< m_pointerFixupArray.size();i++)
|
|
{
|
|
char* cur = m_pointerFixupArray.at(i);
|
|
void** ptrptr = (void**) cur;
|
|
void* ptr = *ptrptr;
|
|
ptr = findLibPointer(ptr);
|
|
if (ptr)
|
|
{
|
|
//printf("Fixup pointer!\n");
|
|
*(ptrptr) = ptr;
|
|
} else
|
|
{
|
|
// printf("pointer not found: %x\n",cur);
|
|
}
|
|
}
|
|
|
|
|
|
for (i=0; i<m_pointerPtrFixupArray.size(); i++)
|
|
{
|
|
char* cur= m_pointerPtrFixupArray.at(i);
|
|
void** ptrptr = (void**)cur;
|
|
|
|
bChunkInd *block = m_chunkPtrPtrMap.find(*ptrptr);
|
|
if (block)
|
|
{
|
|
int ptrMem = mMemoryDNA->getPointerSize();
|
|
int ptrFile = mFileDNA->getPointerSize();
|
|
|
|
|
|
int blockLen = block->len / ptrFile;
|
|
|
|
void *onptr = findLibPointer(*ptrptr);
|
|
if (onptr)
|
|
{
|
|
char *newPtr = new char[blockLen * ptrMem];
|
|
addDataBlock(newPtr);
|
|
memset(newPtr, 0, blockLen * ptrMem);
|
|
|
|
void **onarray = (void**)onptr;
|
|
char *oldPtr = (char*)onarray;
|
|
|
|
int p = 0;
|
|
while (blockLen-- > 0)
|
|
{
|
|
b3PointerUid dp = {{0}};
|
|
safeSwapPtr((char*)dp.m_uniqueIds, oldPtr);
|
|
|
|
void **tptr = (void**)(newPtr + p * ptrMem);
|
|
*tptr = findLibPointer(dp.m_ptr);
|
|
|
|
oldPtr += ptrFile;
|
|
++p;
|
|
}
|
|
|
|
*ptrptr = newPtr;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
///this loop only works fine if the Blender DNA structure of the file matches the headerfiles
|
|
void bFile::resolvePointersChunk(const bChunkInd& dataChunk, int verboseMode)
|
|
{
|
|
bParse::bDNA* fileDna = mFileDNA ? mFileDNA : mMemoryDNA;
|
|
|
|
short int* oldStruct = fileDna->getStruct(dataChunk.dna_nr);
|
|
short oldLen = fileDna->getLength(oldStruct[0]);
|
|
//char* structType = fileDna->getType(oldStruct[0]);
|
|
|
|
char* cur = (char*)findLibPointer(dataChunk.oldPtr);
|
|
for (int block=0; block<dataChunk.nr; block++)
|
|
{
|
|
resolvePointersStructRecursive(cur,dataChunk.dna_nr, verboseMode,1);
|
|
cur += oldLen;
|
|
}
|
|
}
|
|
|
|
|
|
int bFile::resolvePointersStructRecursive(char *strcPtr, int dna_nr, int verboseMode,int recursion)
|
|
{
|
|
|
|
bParse::bDNA* fileDna = mFileDNA ? mFileDNA : mMemoryDNA;
|
|
|
|
char* memType;
|
|
char* memName;
|
|
short firstStructType = fileDna->getStruct(0)[0];
|
|
|
|
|
|
char* elemPtr= strcPtr;
|
|
|
|
short int* oldStruct = fileDna->getStruct(dna_nr);
|
|
|
|
int elementLength = oldStruct[1];
|
|
oldStruct+=2;
|
|
|
|
int totalSize = 0;
|
|
|
|
for (int ele=0; ele<elementLength; ele++, oldStruct+=2)
|
|
{
|
|
|
|
memType = fileDna->getType(oldStruct[0]);
|
|
memName = fileDna->getName(oldStruct[1]);
|
|
|
|
|
|
|
|
int arrayLen = fileDna->getArraySizeNew(oldStruct[1]);
|
|
if (memName[0] == '*')
|
|
{
|
|
if (arrayLen > 1)
|
|
{
|
|
void **array= (void**)elemPtr;
|
|
for (int a=0; a<arrayLen; a++)
|
|
{
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
{
|
|
for (int i=0;i<recursion;i++)
|
|
{
|
|
printf(" ");
|
|
}
|
|
//skip the *
|
|
printf("<%s type=\"pointer\"> ",&memName[1]);
|
|
printf("%p ", array[a]);
|
|
printf("</%s>\n",&memName[1]);
|
|
}
|
|
|
|
array[a] = findLibPointer(array[a]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
void** ptrptr = (void**) elemPtr;
|
|
void* ptr = *ptrptr;
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
{
|
|
for (int i=0;i<recursion;i++)
|
|
{
|
|
printf(" ");
|
|
}
|
|
printf("<%s type=\"pointer\"> ",&memName[1]);
|
|
printf("%p ", ptr);
|
|
printf("</%s>\n",&memName[1]);
|
|
}
|
|
ptr = findLibPointer(ptr);
|
|
|
|
if (ptr)
|
|
{
|
|
// printf("Fixup pointer at 0x%x from 0x%x to 0x%x!\n",ptrptr,*ptrptr,ptr);
|
|
*(ptrptr) = ptr;
|
|
if (memName[1] == '*' && ptrptr && *ptrptr)
|
|
{
|
|
// This will only work if the given **array is continuous
|
|
void **array= (void**)*(ptrptr);
|
|
void *np= array[0];
|
|
int n=0;
|
|
while (np)
|
|
{
|
|
np= findLibPointer(array[n]);
|
|
if (np) array[n]= np;
|
|
n++;
|
|
}
|
|
}
|
|
} else
|
|
{
|
|
// printf("Cannot fixup pointer at 0x%x from 0x%x to 0x%x!\n",ptrptr,*ptrptr,ptr);
|
|
}
|
|
}
|
|
} else
|
|
{
|
|
int revType = fileDna->getReverseType(oldStruct[0]);
|
|
if (oldStruct[0]>=firstStructType) //revType != -1 &&
|
|
{
|
|
char cleanName[MAX_STRLEN];
|
|
getCleanName(memName,cleanName);
|
|
|
|
int arrayLen = fileDna->getArraySizeNew(oldStruct[1]);
|
|
int byteOffset = 0;
|
|
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
{
|
|
for (int i=0;i<recursion;i++)
|
|
{
|
|
printf(" ");
|
|
}
|
|
|
|
if (arrayLen>1)
|
|
{
|
|
printf("<%s type=\"%s\" count=%d>\n",cleanName,memType, arrayLen);
|
|
} else
|
|
{
|
|
printf("<%s type=\"%s\">\n",cleanName,memType);
|
|
}
|
|
}
|
|
|
|
for (int i=0;i<arrayLen;i++)
|
|
{
|
|
byteOffset += resolvePointersStructRecursive(elemPtr+byteOffset,revType, verboseMode,recursion+1);
|
|
}
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
{
|
|
for (int i=0;i<recursion;i++)
|
|
{
|
|
printf(" ");
|
|
}
|
|
printf("</%s>\n",cleanName);
|
|
}
|
|
} else
|
|
{
|
|
//export a simple type
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
{
|
|
|
|
if (arrayLen>MAX_ARRAY_LENGTH)
|
|
{
|
|
printf("too long\n");
|
|
} else
|
|
{
|
|
//printf("%s %s\n",memType,memName);
|
|
|
|
bool isIntegerType = (strcmp(memType,"char")==0) || (strcmp(memType,"int")==0) || (strcmp(memType,"short")==0);
|
|
|
|
if (isIntegerType)
|
|
{
|
|
const char* newtype="int";
|
|
int dbarray[MAX_ARRAY_LENGTH];
|
|
int* dbPtr = 0;
|
|
char* tmp = elemPtr;
|
|
dbPtr = &dbarray[0];
|
|
if (dbPtr)
|
|
{
|
|
char cleanName[MAX_STRLEN];
|
|
getCleanName(memName,cleanName);
|
|
|
|
int i;
|
|
getElement(arrayLen, newtype,memType, tmp, (char*)dbPtr);
|
|
for (i=0;i<recursion;i++)
|
|
printf(" ");
|
|
if (arrayLen==1)
|
|
printf("<%s type=\"%s\">",cleanName,memType);
|
|
else
|
|
printf("<%s type=\"%s\" count=%d>",cleanName,memType,arrayLen);
|
|
for (i=0;i<arrayLen;i++)
|
|
printf(" %d ",dbPtr[i]);
|
|
printf("</%s>\n",cleanName);
|
|
}
|
|
} else
|
|
{
|
|
const char* newtype="double";
|
|
double dbarray[MAX_ARRAY_LENGTH];
|
|
double* dbPtr = 0;
|
|
char* tmp = elemPtr;
|
|
dbPtr = &dbarray[0];
|
|
if (dbPtr)
|
|
{
|
|
int i;
|
|
getElement(arrayLen, newtype,memType, tmp, (char*)dbPtr);
|
|
for (i=0;i<recursion;i++)
|
|
printf(" ");
|
|
char cleanName[MAX_STRLEN];
|
|
getCleanName(memName,cleanName);
|
|
|
|
if (arrayLen==1)
|
|
{
|
|
printf("<%s type=\"%s\">",memName,memType);
|
|
}
|
|
else
|
|
{
|
|
printf("<%s type=\"%s\" count=%d>",cleanName,memType,arrayLen);
|
|
}
|
|
for (i=0;i<arrayLen;i++)
|
|
printf(" %f ",dbPtr[i]);
|
|
printf("</%s>\n",cleanName);
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
int size = fileDna->getElementSize(oldStruct[0], oldStruct[1]);
|
|
totalSize += size;
|
|
elemPtr+=size;
|
|
|
|
}
|
|
|
|
return totalSize;
|
|
}
|
|
|
|
|
|
///Resolve pointers replaces the original pointers in structures, and linked lists by the new in-memory structures
|
|
void bFile::resolvePointers(int verboseMode)
|
|
{
|
|
bParse::bDNA* fileDna = mFileDNA ? mFileDNA : mMemoryDNA;
|
|
|
|
//char *dataPtr = mFileBuffer+mDataStart;
|
|
|
|
if (1) //mFlags & (FD_BITS_VARIES | FD_VERSION_VARIES))
|
|
{
|
|
resolvePointersMismatch();
|
|
}
|
|
|
|
{
|
|
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
{
|
|
printf("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n");
|
|
int numitems = m_chunks.size();
|
|
printf("<bullet_physics version=%d itemcount = %d>\n", b3GetVersion(), numitems);
|
|
}
|
|
for (int i=0;i<m_chunks.size();i++)
|
|
{
|
|
const bChunkInd& dataChunk = m_chunks.at(i);
|
|
|
|
if (!mFileDNA || fileDna->flagEqual(dataChunk.dna_nr))
|
|
{
|
|
//dataChunk.len
|
|
short int* oldStruct = fileDna->getStruct(dataChunk.dna_nr);
|
|
char* oldType = fileDna->getType(oldStruct[0]);
|
|
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
printf(" <%s pointer=%p>\n",oldType,dataChunk.oldPtr);
|
|
|
|
resolvePointersChunk(dataChunk, verboseMode);
|
|
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
printf(" </%s>\n",oldType);
|
|
} else
|
|
{
|
|
//printf("skipping mStruct\n");
|
|
}
|
|
}
|
|
if (verboseMode & FD_VERBOSE_EXPORT_XML)
|
|
{
|
|
printf("</bullet_physics>\n");
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
void* bFile::findLibPointer(void *ptr)
|
|
{
|
|
|
|
bStructHandle** ptrptr = getLibPointers().find(ptr);
|
|
if (ptrptr)
|
|
return *ptrptr;
|
|
return 0;
|
|
}
|
|
|
|
|
|
void bFile::updateOldPointers()
|
|
{
|
|
int i;
|
|
|
|
for (i=0;i<m_chunks.size();i++)
|
|
{
|
|
bChunkInd& dataChunk = m_chunks[i];
|
|
dataChunk.oldPtr = findLibPointer(dataChunk.oldPtr);
|
|
}
|
|
}
|
|
void bFile::dumpChunks(bParse::bDNA* dna)
|
|
{
|
|
int i;
|
|
|
|
for (i=0;i<m_chunks.size();i++)
|
|
{
|
|
bChunkInd& dataChunk = m_chunks[i];
|
|
char* codeptr = (char*)&dataChunk.code;
|
|
char codestr[5] = {codeptr[0],codeptr[1],codeptr[2],codeptr[3],0};
|
|
|
|
short* newStruct = dna->getStruct(dataChunk.dna_nr);
|
|
char* typeName = dna->getType(newStruct[0]);
|
|
printf("%3d: %s ",i,typeName);
|
|
|
|
printf("code=%s ",codestr);
|
|
|
|
printf("ptr=%p ",dataChunk.oldPtr);
|
|
printf("len=%d ",dataChunk.len);
|
|
printf("nr=%d ",dataChunk.nr);
|
|
if (dataChunk.nr!=1)
|
|
{
|
|
printf("not 1\n");
|
|
}
|
|
printf("\n");
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
#if 0
|
|
IDFinderData ifd;
|
|
ifd.success = 0;
|
|
ifd.IDname = NULL;
|
|
ifd.just_print_it = 1;
|
|
for (i=0; i<bf->m_blocks.size(); ++i)
|
|
{
|
|
BlendBlock* bb = bf->m_blocks[i];
|
|
printf("tag='%s'\tptr=%p\ttype=%s\t[%4d]", bb->tag, bb,bf->types[bb->type_index].name,bb->m_array_entries_.size());
|
|
block_ID_finder(bb, bf, &ifd);
|
|
printf("\n");
|
|
}
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
void bFile::writeChunks(FILE* fp, bool fixupPointers)
|
|
{
|
|
bParse::bDNA* fileDna = mFileDNA ? mFileDNA : mMemoryDNA;
|
|
|
|
for (int i=0;i<m_chunks.size();i++)
|
|
{
|
|
bChunkInd& dataChunk = m_chunks.at(i);
|
|
|
|
// Ouch! need to rebuild the struct
|
|
short *oldStruct,*curStruct;
|
|
char *oldType, *newType;
|
|
int oldLen, curLen, reverseOld;
|
|
|
|
oldStruct = fileDna->getStruct(dataChunk.dna_nr);
|
|
oldType = fileDna->getType(oldStruct[0]);
|
|
oldLen = fileDna->getLength(oldStruct[0]);
|
|
///don't try to convert Link block data, just memcpy it. Other data can be converted.
|
|
reverseOld = mMemoryDNA->getReverseType(oldType);
|
|
|
|
|
|
if ((reverseOld!=-1))
|
|
{
|
|
// make sure it's here
|
|
//assert(reverseOld!= -1 && "getReverseType() returned -1, struct required!");
|
|
//
|
|
curStruct = mMemoryDNA->getStruct(reverseOld);
|
|
newType = mMemoryDNA->getType(curStruct[0]);
|
|
// make sure it's the same
|
|
assert((strcmp(oldType, newType)==0) && "internal error, struct mismatch!");
|
|
|
|
|
|
curLen = mMemoryDNA->getLength(curStruct[0]);
|
|
dataChunk.dna_nr = reverseOld;
|
|
if (strcmp("Link",oldType)!=0)
|
|
{
|
|
dataChunk.len = curLen * dataChunk.nr;
|
|
} else
|
|
{
|
|
// printf("keep length of link = %d\n",dataChunk.len);
|
|
}
|
|
|
|
//write the structure header
|
|
fwrite(&dataChunk,sizeof(bChunkInd),1,fp);
|
|
|
|
|
|
|
|
short int* curStruct1;
|
|
curStruct1 = mMemoryDNA->getStruct(dataChunk.dna_nr);
|
|
assert(curStruct1 == curStruct);
|
|
|
|
char* cur = fixupPointers ? (char*)findLibPointer(dataChunk.oldPtr) : (char*)dataChunk.oldPtr;
|
|
|
|
//write the actual contents of the structure(s)
|
|
fwrite(cur,dataChunk.len,1,fp);
|
|
} else
|
|
{
|
|
printf("serious error, struct mismatch: don't write\n");
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------- //
|
|
int bFile::getNextBlock(bChunkInd *dataChunk, const char *dataPtr, const int flags)
|
|
{
|
|
bool swap = false;
|
|
bool varies = false;
|
|
|
|
if (flags &FD_ENDIAN_SWAP)
|
|
swap = true;
|
|
if (flags &FD_BITS_VARIES)
|
|
varies = true;
|
|
|
|
if (VOID_IS_8)
|
|
{
|
|
if (varies)
|
|
{
|
|
bChunkPtr4 head;
|
|
memcpy(&head, dataPtr, sizeof(bChunkPtr4));
|
|
|
|
|
|
bChunkPtr8 chunk;
|
|
|
|
chunk.code = head.code;
|
|
chunk.len = head.len;
|
|
chunk.m_uniqueInts[0] = head.m_uniqueInt;
|
|
chunk.m_uniqueInts[1] = 0;
|
|
chunk.dna_nr = head.dna_nr;
|
|
chunk.nr = head.nr;
|
|
|
|
if (swap)
|
|
{
|
|
if ((chunk.code & 0xFFFF)==0)
|
|
chunk.code >>=16;
|
|
|
|
B3_SWITCH_INT(chunk.len);
|
|
B3_SWITCH_INT(chunk.dna_nr);
|
|
B3_SWITCH_INT(chunk.nr);
|
|
}
|
|
|
|
|
|
memcpy(dataChunk, &chunk, sizeof(bChunkInd));
|
|
}
|
|
else
|
|
{
|
|
bChunkPtr8 c;
|
|
memcpy(&c, dataPtr, sizeof(bChunkPtr8));
|
|
|
|
if (swap)
|
|
{
|
|
if ((c.code & 0xFFFF)==0)
|
|
c.code >>=16;
|
|
|
|
B3_SWITCH_INT(c.len);
|
|
B3_SWITCH_INT(c.dna_nr);
|
|
B3_SWITCH_INT(c.nr);
|
|
}
|
|
|
|
memcpy(dataChunk, &c, sizeof(bChunkInd));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (varies)
|
|
{
|
|
bChunkPtr8 head;
|
|
memcpy(&head, dataPtr, sizeof(bChunkPtr8));
|
|
|
|
|
|
bChunkPtr4 chunk;
|
|
chunk.code = head.code;
|
|
chunk.len = head.len;
|
|
|
|
if (head.m_uniqueInts[0]==head.m_uniqueInts[1])
|
|
{
|
|
chunk.m_uniqueInt = head.m_uniqueInts[0];
|
|
} else
|
|
{
|
|
b3Long64 oldPtr =0;
|
|
memcpy(&oldPtr, &head.m_uniqueInts[0], 8);
|
|
if (swap)
|
|
B3_SWITCH_LONGINT(oldPtr);
|
|
chunk.m_uniqueInt = (int)(oldPtr >> 3);
|
|
}
|
|
|
|
|
|
chunk.dna_nr = head.dna_nr;
|
|
chunk.nr = head.nr;
|
|
|
|
if (swap)
|
|
{
|
|
if ((chunk.code & 0xFFFF)==0)
|
|
chunk.code >>=16;
|
|
|
|
B3_SWITCH_INT(chunk.len);
|
|
B3_SWITCH_INT(chunk.dna_nr);
|
|
B3_SWITCH_INT(chunk.nr);
|
|
}
|
|
|
|
memcpy(dataChunk, &chunk, sizeof(bChunkInd));
|
|
}
|
|
else
|
|
{
|
|
bChunkPtr4 c;
|
|
memcpy(&c, dataPtr, sizeof(bChunkPtr4));
|
|
|
|
if (swap)
|
|
{
|
|
if ((c.code & 0xFFFF)==0)
|
|
c.code >>=16;
|
|
|
|
B3_SWITCH_INT(c.len);
|
|
B3_SWITCH_INT(c.dna_nr);
|
|
B3_SWITCH_INT(c.nr);
|
|
}
|
|
memcpy(dataChunk, &c, sizeof(bChunkInd));
|
|
}
|
|
}
|
|
|
|
if (dataChunk->len < 0)
|
|
return -1;
|
|
|
|
#if 0
|
|
print ("----------");
|
|
print (dataChunk->code);
|
|
print (dataChunk->len);
|
|
print (dataChunk->old);
|
|
print (dataChunk->dna_nr);
|
|
print (dataChunk->nr);
|
|
#endif
|
|
return (dataChunk->len+ChunkUtils::getOffset(flags));
|
|
}
|
|
|
|
|
|
|
|
//eof
|