author | timothy.murphy@nokia.com |
Fri, 19 Feb 2010 19:06:05 +0000 | |
branch | fix |
changeset 239 | 697a7a6b9680 |
parent 0 | 044383f39525 |
child 590 | 360bd6b35136 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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#include <assert.h> |
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#include <string.h> |
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#include "ASTRING.H" |
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#include <stdlib.h> |
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#include <malloc.h> |
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#include "RCBINSTR.H" |
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#include "TOKENS.H" |
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#include "STACK.H" |
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#include "NUMVAL.H" |
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#include "DATATYPE.H" |
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#if defined(__MSVCDOTNET__) || defined(__TOOLS2__) |
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using std::ofstream; |
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using std::ios; |
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#endif //__MSVCDOTNET__ |
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extern long CurrentId; |
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extern RCTypeArray gTypes; |
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RCBinaryStream::RCBinaryStream() |
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{} |
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RCBinaryStream::~RCBinaryStream() |
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{ |
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if (iOs.is_open()) |
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{ |
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iOs.flush(); |
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iOs.close(); |
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} |
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} |
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void RCBinaryStream::OpenForAppend(const String& FileName) |
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{ |
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assert( !IsOpen()); |
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iOs.open( FileName.GetAssertedNonEmptyBuffer(), ios::in | ios::out | ios::binary | ios::ate); // ios::in to prevent overwriting |
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} |
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int RCBinaryStream::IsOpen() |
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{ |
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return(iOs.is_open()); |
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} |
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RCBinaryStream & RCBinaryStream::operator<< ( char o) |
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{ |
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Write((const unsigned char*)&o, 1); |
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return * this; |
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} |
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RCBinaryStream & RCBinaryStream::operator<< ( char * o) |
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{ |
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Write((const unsigned char*)o, strlen(o)); |
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return * this; |
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} |
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int RCBinaryStream::SizeOfCompressedInteger(unsigned int aInteger) |
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{ // static |
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assert((aInteger&~0x7fff)==0); |
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return (aInteger&~0x7f)? 2: 1; |
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} |
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void RCBinaryStream::WriteCompressedInteger(unsigned int aInteger) |
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{ |
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assert((aInteger&~0x7fff)==0); |
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if (aInteger&~0x7f) |
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{ |
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*this << char((aInteger>>8)|0x80); |
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} |
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*this << char(aInteger&0xff); |
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} |
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void RCBinaryStream::Write( const unsigned char * p, unsigned long count) |
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{ |
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iOs.write( (const char*)p, count); |
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#if defined(_DEBUG) |
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iOs.flush(); |
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#endif |
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} |
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unsigned long RCBinaryStream::GetPosition() |
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{ |
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return iOs.tellp(); |
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} |
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void RCBinaryStream::SetPosition(unsigned long aNewPosition) |
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{ |
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assert(aNewPosition<=GetPosition()); |
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iOs.seekp(aNewPosition, ios::beg); |
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} |
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// ResourceDataStream - this code makes the apparently valid assumption that the decompressing of compressed Unicode (done by BAFL) will yield exactly the same length of string as what you started with before it was compressed (by RCOMP) |
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|
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ResourceDataStream::ResourceDataStream() |
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:iBuffer(NULL), |
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iNumberOfBytesAllocated(0), |
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iNumberOfBytesUsed(0), |
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iContainsCompressedUnicode(false) |
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{ |
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} |
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|
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ResourceDataStream::~ResourceDataStream() |
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{ |
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delete [] iBuffer; |
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} |
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void ResourceDataStream::StartOfBlockWithSizePrefix(DataType aDataTypeOfSizePrefix) |
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{ |
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NumericValue* const sizeOfBlockWhenUncompressed=new NumericValue(aDataTypeOfSizePrefix); |
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assert(sizeOfBlockWhenUncompressed!=NULL); |
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iArrayOfMarks.AppendMark(iNumberOfBytesUsed, EMarkType_StartOfBlockWithSizePrefix, (unsigned int)sizeOfBlockWhenUncompressed); |
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} |
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|
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void ResourceDataStream::EndOfBlockWithSizePrefix() |
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{ |
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iArrayOfMarks.AppendMark(iNumberOfBytesUsed, EMarkType_EndOfBlockWithSizePrefix); |
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135 |
} |
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136 |
|
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void ResourceDataStream::StartOfCompressedUnicodeRun(int aUncompressedUnicodeSizeInBytes, const unsigned char* aUncompressedUnicodeBuffer) |
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138 |
{ |
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if (!iContainsCompressedUnicode) |
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140 |
{ |
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// the first run *must* be a compressed Unicode run, so if it isn't, insert a zero-length one at the start |
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bool insertZeroLengthCompressedUnicodeRunAtStart=(iNumberOfBytesUsed>0); |
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if (!insertZeroLengthCompressedUnicodeRunAtStart) |
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144 |
{ |
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const int numberOfMarks=iArrayOfMarks.Size(); |
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for (int i=0; i<numberOfMarks; ++i) |
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{ |
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const Mark& mark=iArrayOfMarks.MarkAt(i); |
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assert(mark.iBufferPosition==0); |
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assert(mark.iMarkType!=EMarkType_TwoByteAlignmentPoint); // it is only possible to have a EMarkType_TwoByteAlignmentPoint mark if iNumberOfBytesUsed>0, and we only execute this code if !insertZeroLengthCompressedUnicodeRunAtStart, i.e. if iNumberOfBytesUsed==0 (well, strictly speaking, if iNumberOfBytesUsed<=0) |
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if (mark.iMarkType==EMarkType_StartOfBlockWithSizePrefix) |
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152 |
{ |
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insertZeroLengthCompressedUnicodeRunAtStart=true; |
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154 |
break; |
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155 |
} |
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156 |
} |
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157 |
} |
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if (insertZeroLengthCompressedUnicodeRunAtStart) |
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159 |
{ |
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iArrayOfMarks.InsertMark(0, 0, EMarkType_StartOfCompressedUnicodeRun, (unsigned int)BinaryBuffer::New(0, NULL)); // mark the insertion point for the initial zero-length compressed-Unicode run |
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iArrayOfMarks.InsertMark(1, 0, EMarkType_EndOfCompressedUnicodeRun); // mark the insertion point for the subsquent run of "other stuff" |
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} |
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163 |
} |
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iArrayOfMarks.AppendMark(iNumberOfBytesUsed, EMarkType_StartOfCompressedUnicodeRun, (unsigned int)BinaryBuffer::New(aUncompressedUnicodeSizeInBytes, aUncompressedUnicodeBuffer)); |
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iContainsCompressedUnicode=true; |
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166 |
} |
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167 |
|
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168 |
void ResourceDataStream::EndOfCompressedUnicodeRun() |
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169 |
{ |
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#if !defined(NDEBUG) |
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const Mark& markAtStartOfCompressedUnicodeRun=iArrayOfMarks.MarkAt(iArrayOfMarks.Size()-1); |
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assert(markAtStartOfCompressedUnicodeRun.iMarkType==EMarkType_StartOfCompressedUnicodeRun); |
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const int numberOfBytesWhenCompressed=iNumberOfBytesUsed-markAtStartOfCompressedUnicodeRun.iBufferPosition; |
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const BinaryBuffer& runWhenUncompressed=*(const BinaryBuffer*)markAtStartOfCompressedUnicodeRun.iOtherData; |
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assert(numberOfBytesWhenCompressed<runWhenUncompressed.NumberOfBytes()); |
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176 |
#endif |
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iArrayOfMarks.AppendMark(iNumberOfBytesUsed, EMarkType_EndOfCompressedUnicodeRun); |
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178 |
} |
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179 |
|
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180 |
void ResourceDataStream::TwoByteAlignmentPoint() |
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181 |
{ |
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iArrayOfMarks.AppendMark(iNumberOfBytesUsed, EMarkType_TwoByteAlignmentPoint); |
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183 |
} |
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184 |
|
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185 |
void ResourceDataStream::EnquireStreamPositionWhenKnown(unsigned long& aStreamPosition) |
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186 |
{ |
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iArrayOfMarks.AppendMark(iNumberOfBytesUsed, EMarkType_EnquireStreamPositionWhenKnown, (unsigned int)&aStreamPosition); |
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188 |
} |
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189 |
|
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190 |
void ResourceDataStream::StreamIn(const unsigned char* aBuffer, int aNumberOfBytes) |
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191 |
{ |
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192 |
EnsureEnoughSpareBytes(aNumberOfBytes); |
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193 |
memcpy(iBuffer+iNumberOfBytesUsed, aBuffer, aNumberOfBytes); |
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194 |
iNumberOfBytesUsed+=aNumberOfBytes; |
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195 |
} |
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196 |
|
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197 |
void ResourceDataStream::MakePlaceHolder(int aNumberOfBytes) |
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198 |
{ |
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199 |
EnsureEnoughSpareBytes(aNumberOfBytes); |
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200 |
memset(iBuffer+iNumberOfBytesUsed, 0xeb, aNumberOfBytes); |
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201 |
iNumberOfBytesUsed+=aNumberOfBytes; |
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202 |
} |
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203 |
|
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204 |
class SizePrefix : public StackItem |
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205 |
{ |
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206 |
public: |
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207 |
inline SizePrefix(int aUncompressedSizeOfResourceUpToStartOfBlock, NumericValue& aSizeOfBlockWhenUncompressed) :iUncompressedSizeOfResourceUpToStartOfBlock(aUncompressedSizeOfResourceUpToStartOfBlock), iSizeOfBlockWhenUncompressed(aSizeOfBlockWhenUncompressed) {} |
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208 |
inline int UncompressedSizeOfResourceUpToStartOfBlock() const {return iUncompressedSizeOfResourceUpToStartOfBlock;} |
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209 |
inline NumericValue& SizeOfBlockWhenUncompressed() const {return iSizeOfBlockWhenUncompressed;} |
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210 |
private: |
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211 |
inline void operator=(const SizePrefix&); |
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212 |
private: |
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213 |
int iUncompressedSizeOfResourceUpToStartOfBlock; |
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NumericValue& iSizeOfBlockWhenUncompressed; |
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215 |
}; |
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216 |
|
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217 |
class SizePrefixStack : public Stack |
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218 |
{ |
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219 |
public: |
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220 |
inline SizePrefixStack() {} |
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221 |
inline void Push(int aUncompressedSizeOfResourceUpToStartOfBlock, NumericValue& aSizeOfBlockWhenUncompressed) {Stack::Push(new SizePrefix(aUncompressedSizeOfResourceUpToStartOfBlock, aSizeOfBlockWhenUncompressed));} |
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222 |
inline SizePrefix* Pop() {return (SizePrefix*)Stack::Pop();} |
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223 |
}; |
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224 |
|
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225 |
bool ResourceDataStream::StreamOutReturningWhetherContainsCompressedUnicode(RCBinaryStream& aStream, int& aSizeWhenUncompressed) |
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226 |
{ |
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227 |
startOfFirstPass: |
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228 |
bool encounteredCompressedUnicode[3]; |
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encounteredCompressedUnicode[0]=false; |
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encounteredCompressedUnicode[1]=false; |
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encounteredCompressedUnicode[2]=false; |
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232 |
{ |
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233 |
// do a first pass (i) to calculate run-lengths of the "other-stuff" runs (i.e. the second, fourth, sixth, etc), (ii) to calculate which EMarkType_TwoByteAlignmentPoint marks require a padding byte, and (iii) to calculate the size-prefixes |
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234 |
// do a second pass to see if there are any compressed-Unicode runs that don't actually make the resource smaller (taking into consideration the preceding run-length byte(s) and any trailing run-length byte(s)) - if so, replace the EMarkType_StartOfCompressedUnicodeRun/EMarkType_EndOfCompressedUnicodeRun mark-pair with a single EMarkType_TwoByteAlignmentPoint mark and go right back to the start of the first pass |
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235 |
// do a third and final pass to actually write out the resource data to aStream |
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236 |
const int numberOfMarks=iArrayOfMarks.Size(); // caching this is done *after* the "startOfFirstPass" as ConvertCompressedRunToUncompressed (which is called just before "goto startOfFirstPass") changes the number of items in iArrayOfMarks |
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237 |
const unsigned int* lengthOfLastRun=NULL; |
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238 |
for (int pass=0; pass<3; ++pass) |
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239 |
{ |
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240 |
const int numberOfBytesBeforeFirstMark=NumberOfBytesToNextMark(-1); |
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241 |
int runLength=numberOfBytesBeforeFirstMark; |
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242 |
int uncompressedSize=numberOfBytesBeforeFirstMark; |
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243 |
unsigned int* addressToWriteSizeOfCompressedIntegerTo=NULL; // used on the first pass |
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244 |
SizePrefixStack sizePrefixStack; // used on the first pass |
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245 |
int bufferIndex=0; // used on the third pass |
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246 |
if (pass==2) |
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247 |
{ |
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248 |
const int numberOfBytesToFirstMark=NumberOfBytesToNextMark(-1); |
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249 |
assert(bufferIndex==0); |
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changeset
|
250 |
aStream.Write(reinterpret_cast<unsigned char*>(iBuffer), numberOfBytesToFirstMark); |
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diff
changeset
|
251 |
bufferIndex+=numberOfBytesToFirstMark; |
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diff
changeset
|
252 |
} |
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diff
changeset
|
253 |
for (int i=0; i<numberOfMarks; ++i) // must iterate forwards so that lengthOfLastRun is correctly assigned (after the end of this loop) to point to the iOtherData (i.e. run-length) of the last EMarkType_EndOfCompressedUnicodeRun mark |
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diff
changeset
|
254 |
{ |
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diff
changeset
|
255 |
Mark& mark=iArrayOfMarks.MarkAt(i); |
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diff
changeset
|
256 |
switch (mark.iMarkType) |
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diff
changeset
|
257 |
{ |
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parents:
diff
changeset
|
258 |
case EMarkType_StartOfBlockWithSizePrefix: |
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diff
changeset
|
259 |
{ |
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diff
changeset
|
260 |
NumericValue* const sizeOfBlockWhenUncompressed=(NumericValue*)mark.iOtherData; |
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changeset
|
261 |
assert(sizeOfBlockWhenUncompressed!=NULL); |
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diff
changeset
|
262 |
const int sizeOfSizePrefix=gTypes.GetSize(sizeOfBlockWhenUncompressed->NumericValueType()); |
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diff
changeset
|
263 |
runLength+=sizeOfSizePrefix; |
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parents:
diff
changeset
|
264 |
uncompressedSize+=sizeOfSizePrefix; |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
265 |
if (pass==0) |
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diff
changeset
|
266 |
{ |
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diff
changeset
|
267 |
sizePrefixStack.Push(uncompressedSize, *(NumericValue*)mark.iOtherData); |
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diff
changeset
|
268 |
} |
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diff
changeset
|
269 |
else if (pass==2) |
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diff
changeset
|
270 |
{ |
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changeset
|
271 |
aStream << *sizeOfBlockWhenUncompressed; |
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diff
changeset
|
272 |
delete sizeOfBlockWhenUncompressed; |
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diff
changeset
|
273 |
mark.iOtherData=(unsigned int)(NumericValue*)NULL; |
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diff
changeset
|
274 |
} |
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diff
changeset
|
275 |
} |
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diff
changeset
|
276 |
break; |
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diff
changeset
|
277 |
case EMarkType_EndOfBlockWithSizePrefix: |
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diff
changeset
|
278 |
if (pass==0) |
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diff
changeset
|
279 |
{ |
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diff
changeset
|
280 |
SizePrefix* const sizePrefix=sizePrefixStack.Pop(); |
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diff
changeset
|
281 |
assert(sizePrefix!=NULL); |
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diff
changeset
|
282 |
sizePrefix->SizeOfBlockWhenUncompressed()=uncompressedSize-sizePrefix->UncompressedSizeOfResourceUpToStartOfBlock(); |
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diff
changeset
|
283 |
delete sizePrefix; |
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diff
changeset
|
284 |
} |
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
285 |
break; |
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
286 |
case EMarkType_StartOfCompressedUnicodeRun: |
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diff
changeset
|
287 |
{ |
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diff
changeset
|
288 |
assert(runLength>=0); |
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parents:
diff
changeset
|
289 |
if (addressToWriteSizeOfCompressedIntegerTo!=NULL) |
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diff
changeset
|
290 |
{ |
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diff
changeset
|
291 |
*addressToWriteSizeOfCompressedIntegerTo=runLength; |
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diff
changeset
|
292 |
addressToWriteSizeOfCompressedIntegerTo=NULL; |
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parents:
diff
changeset
|
293 |
} |
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parents:
diff
changeset
|
294 |
runLength=0; |
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Alex Gilkes <alex.gilkes@nokia.com>
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diff
changeset
|
295 |
BinaryBuffer& runWhenUncompressed=*(BinaryBuffer*)mark.iOtherData; |
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diff
changeset
|
296 |
const int numberOfBytesWhenUncompressed=runWhenUncompressed.NumberOfBytes(); |
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diff
changeset
|
297 |
const int numberOfBytesWhenUncompressedIncludingAnyPrecedingPaddingByte=numberOfBytesWhenUncompressed+((uncompressedSize%2!=0)? 1: 0); |
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parents:
diff
changeset
|
298 |
assert((numberOfBytesWhenUncompressed>0) || !encounteredCompressedUnicode[pass]); // compressed-Unicode runs are of non-zero size apart from the compulsory initial compressed-Unicode run if the resource does not actually start with compressed Unicode |
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
299 |
uncompressedSize+=numberOfBytesWhenUncompressedIncludingAnyPrecedingPaddingByte; |
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Convert Build package from SFL to EPL
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parents:
diff
changeset
|
300 |
assert(i+1<numberOfMarks); |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
301 |
++i; // skip a loop iteration - we know that EMarkType_StartOfCompressedUnicodeRun marks are always followed by a EMarkType_EndOfCompressedUnicodeRun mark |
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Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
302 |
Mark& nextMark=iArrayOfMarks.MarkAt(i); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
303 |
assert(nextMark.iMarkType==EMarkType_EndOfCompressedUnicodeRun); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
304 |
const int numberOfBytesWhenCompressed=nextMark.iBufferPosition-mark.iBufferPosition; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
305 |
assert((numberOfBytesWhenCompressed>0) || !encounteredCompressedUnicode[pass]); // compressed-Unicode runs are of non-zero size apart from the compulsory initial compressed-Unicode run if the resource does not actually start with compressed Unicode |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
306 |
assert((numberOfBytesWhenCompressed<numberOfBytesWhenUncompressed) || ((!encounteredCompressedUnicode[pass]) && (numberOfBytesWhenCompressed==0) && (numberOfBytesWhenUncompressed==0))); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
307 |
if (pass==0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
308 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
309 |
addressToWriteSizeOfCompressedIntegerTo=&nextMark.iOtherData; // iOtherData in "other-stuff" runs (i.e. the second run, the fourth run, the sixth run, etc) stores the combined size of the run taking into account any extra bytes caused by other marks, e.g. a padding byte caused by a ETwoByteAlignmentPoint |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
310 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
311 |
else if (pass==1) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
312 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
313 |
const unsigned int* const lengthOfOtherStuffRun=&nextMark.iOtherData; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
314 |
const bool isTheFirstCompressedUnicodeRun=!encounteredCompressedUnicode[pass]; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
315 |
const bool isTheLastCompressedUnicodeRun=(lengthOfLastRun==lengthOfOtherStuffRun); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
316 |
if (isTheLastCompressedUnicodeRun || !isTheFirstCompressedUnicodeRun) // if this is the first compressed-Unicode run and there are others, then we can't get rid of it, hence this check |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
317 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
318 |
int numberOfBytesWhenCompressedIncludingRunLengthsEitherSide=RCBinaryStream::SizeOfCompressedInteger(numberOfBytesWhenCompressed)+numberOfBytesWhenCompressed; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
319 |
if ((lengthOfLastRun!=lengthOfOtherStuffRun) || (*lengthOfOtherStuffRun>0)) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
320 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
321 |
numberOfBytesWhenCompressedIncludingRunLengthsEitherSide+=RCBinaryStream::SizeOfCompressedInteger(*lengthOfOtherStuffRun); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
322 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
323 |
if (numberOfBytesWhenCompressedIncludingRunLengthsEitherSide>=numberOfBytesWhenUncompressedIncludingAnyPrecedingPaddingByte) // use ">=" rather than just ">" as we want to get rid of any compressed-Unicode runs that don't actually give any benefit, so that if possible we can remove the initial compressed-Unicode run (if it's of zero length and it's the only compressed-Unicode run, in which case it's unnecessary overhead) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
324 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
325 |
if (isTheFirstCompressedUnicodeRun && isTheLastCompressedUnicodeRun) // if this is the only compressed-Unicode run... |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
326 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
327 |
iContainsCompressedUnicode=false; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
328 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
329 |
ConvertCompressedRunToUncompressed(i-1); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
330 |
goto startOfFirstPass; // go back to the start of the first pass again as we need to calculate all the fiddly stuff again, e.g. whether two-byte alignment points need padding bytes, etc. |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
331 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
332 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
333 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
334 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
335 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
336 |
assert(pass==2); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
337 |
runWhenUncompressed.Destroy(); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
338 |
mark.iOtherData=(unsigned int)(BinaryBuffer*)NULL; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
339 |
aStream.WriteCompressedInteger(numberOfBytesWhenCompressed); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
340 |
aStream.Write(reinterpret_cast<unsigned char*>(iBuffer+bufferIndex), numberOfBytesWhenCompressed); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
341 |
bufferIndex+=numberOfBytesWhenCompressed; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
342 |
const unsigned int* const lengthOfOtherStuffRun=&nextMark.iOtherData; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
343 |
if ((lengthOfLastRun!=lengthOfOtherStuffRun) || (*lengthOfOtherStuffRun>0)) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
344 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
345 |
aStream.WriteCompressedInteger(*lengthOfOtherStuffRun); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
346 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
347 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
348 |
encounteredCompressedUnicode[pass]=true; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
349 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
350 |
break; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
351 |
case EMarkType_TwoByteAlignmentPoint: |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
352 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
353 |
const bool needPaddingByte=(uncompressedSize%2!=0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
354 |
if (needPaddingByte) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
355 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
356 |
++runLength; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
357 |
++uncompressedSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
358 |
if (pass==2) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
359 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
360 |
aStream << (unsigned char)(0xab); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
361 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
362 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
363 |
if (pass==0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
364 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
365 |
mark.iOtherData=needPaddingByte; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
366 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
367 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
368 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
369 |
assert((mark.iOtherData!=0)==needPaddingByte); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
370 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
371 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
372 |
break; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
373 |
case EMarkType_EnquireStreamPositionWhenKnown: |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
374 |
if (pass==2) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
375 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
376 |
unsigned long& streamPosition=*(unsigned long*)mark.iOtherData; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
377 |
streamPosition=aStream.GetPosition(); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
378 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
379 |
break; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
380 |
default: |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
381 |
assert(0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
382 |
break; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
383 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
384 |
const int numberOfBytesToNextMark=NumberOfBytesToNextMark(i); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
385 |
if (pass==2) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
386 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
387 |
aStream.Write(reinterpret_cast<unsigned char*>(iBuffer+bufferIndex), numberOfBytesToNextMark); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
388 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
389 |
runLength+=numberOfBytesToNextMark; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
390 |
uncompressedSize+=numberOfBytesToNextMark; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
391 |
bufferIndex+=numberOfBytesToNextMark; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
392 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
393 |
if (pass>0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
394 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
395 |
assert(aSizeWhenUncompressed==uncompressedSize); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
396 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
397 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
398 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
399 |
aSizeWhenUncompressed=uncompressedSize; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
400 |
lengthOfLastRun=addressToWriteSizeOfCompressedIntegerTo; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
401 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
402 |
assert(runLength>=0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
403 |
if (addressToWriteSizeOfCompressedIntegerTo!=NULL) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
404 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
405 |
*addressToWriteSizeOfCompressedIntegerTo=runLength; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
406 |
addressToWriteSizeOfCompressedIntegerTo=NULL; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
407 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
408 |
runLength=0; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
409 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
410 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
411 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
412 |
assert(encounteredCompressedUnicode[0]==iContainsCompressedUnicode); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
413 |
assert(encounteredCompressedUnicode[1]==iContainsCompressedUnicode); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
414 |
assert(encounteredCompressedUnicode[2]==iContainsCompressedUnicode); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
415 |
return encounteredCompressedUnicode[0]; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
416 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
417 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
418 |
void ResourceDataStream::Dump(const char* aDumpFile) const |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
419 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
420 |
ofstream fileStream; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
421 |
fileStream.open(aDumpFile, ios::out | ios::binary | ios::trunc); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
422 |
fileStream.write((const char*)iBuffer, iNumberOfBytesUsed); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
423 |
fileStream.flush(); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
424 |
fileStream.close(); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
425 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
426 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
427 |
void ResourceDataStream::EnsureEnoughSpareBytes(int aNumberOfBytes) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
428 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
429 |
const int numberOfBytesSpare=iNumberOfBytesAllocated-iNumberOfBytesUsed; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
430 |
assert(numberOfBytesSpare>=0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
431 |
if (aNumberOfBytes>numberOfBytesSpare) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
432 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
433 |
const int newNumberOfBytesAllocated=iNumberOfBytesAllocated+aNumberOfBytes+16; // 16 is just some extra bytes to stop the heap being thrashed too much |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
434 |
unsigned char* const newBuffer = new unsigned char[newNumberOfBytesAllocated]; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
435 |
if (iNumberOfBytesUsed>0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
436 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
437 |
memcpy(newBuffer, iBuffer, iNumberOfBytesUsed); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
438 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
439 |
delete [] iBuffer; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
440 |
iNumberOfBytesAllocated=newNumberOfBytesAllocated; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
441 |
iBuffer=newBuffer; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
442 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
443 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
444 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
445 |
int ResourceDataStream::NumberOfBytesToNextMark(int aMarkIndex) const |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
446 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
447 |
assert(aMarkIndex>=-1); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
448 |
assert(aMarkIndex<iArrayOfMarks.Size()); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
449 |
int numberOfBytesToNextMark=(aMarkIndex+1<iArrayOfMarks.Size())? iArrayOfMarks.MarkAt(aMarkIndex+1).iBufferPosition: iNumberOfBytesUsed; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
450 |
if (aMarkIndex>=0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
451 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
452 |
numberOfBytesToNextMark-=iArrayOfMarks.MarkAt(aMarkIndex).iBufferPosition; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
453 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
454 |
return numberOfBytesToNextMark; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
455 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
456 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
457 |
void ResourceDataStream::ConvertCompressedRunToUncompressed(int aMarkIndexOfStartOfCompressedUnicodeRun) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
458 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
459 |
// remove the EMarkType_StartOfCompressedUnicodeRun/EMarkType_EndOfCompressedUnicodeRun mark-pair |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
460 |
Mark* markForStartOfCompressedUnicodeRun=&iArrayOfMarks.MarkAt(aMarkIndexOfStartOfCompressedUnicodeRun); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
461 |
assert(markForStartOfCompressedUnicodeRun->iMarkType==EMarkType_StartOfCompressedUnicodeRun); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
462 |
BinaryBuffer& runWhenUncompressed=*(BinaryBuffer*)markForStartOfCompressedUnicodeRun->iOtherData; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
463 |
markForStartOfCompressedUnicodeRun->iOtherData=(unsigned int)(BinaryBuffer*)NULL; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
464 |
Mark* markForEndOfCompressedUnicodeRun=&iArrayOfMarks.MarkAt(aMarkIndexOfStartOfCompressedUnicodeRun+1); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
465 |
assert(markForEndOfCompressedUnicodeRun->iMarkType==EMarkType_EndOfCompressedUnicodeRun); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
466 |
const int bufferPositionOfStartOfCompressedUnicodeRun=markForStartOfCompressedUnicodeRun->iBufferPosition; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
467 |
const int bufferPositionOfEndOfCompressedUnicodeRun=markForEndOfCompressedUnicodeRun->iBufferPosition; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
468 |
const int numberOfBytesWhenCompressed=bufferPositionOfEndOfCompressedUnicodeRun-bufferPositionOfStartOfCompressedUnicodeRun; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
469 |
iArrayOfMarks.RemoveMark(aMarkIndexOfStartOfCompressedUnicodeRun); // remove the EMarkType_StartOfCompressedUnicodeRun mark |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
470 |
iArrayOfMarks.RemoveMark(aMarkIndexOfStartOfCompressedUnicodeRun); // remove the EMarkType_EndOfCompressedUnicodeRun mark |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
471 |
markForStartOfCompressedUnicodeRun=NULL; // just in case we're tempted to use it again now that it's been removed |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
472 |
markForEndOfCompressedUnicodeRun=NULL; // just in case we're tempted to use it again now that it's been removed |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
473 |
const int numberOfBytesWhenUncompressed=runWhenUncompressed.NumberOfBytes(); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
474 |
const int numberOfExtraBytes=numberOfBytesWhenUncompressed-numberOfBytesWhenCompressed; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
475 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
476 |
// insert a EMarkType_TwoByteAlignmentPoint mark if necessary |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
477 |
int startOfMarksToUpdate=aMarkIndexOfStartOfCompressedUnicodeRun; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
478 |
if (numberOfBytesWhenCompressed==0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
479 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
480 |
assert(numberOfExtraBytes==0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
481 |
assert(numberOfBytesWhenUncompressed==0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
482 |
assert(aMarkIndexOfStartOfCompressedUnicodeRun==0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
483 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
484 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
485 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
486 |
assert(numberOfBytesWhenCompressed>0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
487 |
iArrayOfMarks.InsertMark(aMarkIndexOfStartOfCompressedUnicodeRun, bufferPositionOfStartOfCompressedUnicodeRun, EMarkType_TwoByteAlignmentPoint); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
488 |
++startOfMarksToUpdate; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
489 |
assert(startOfMarksToUpdate==aMarkIndexOfStartOfCompressedUnicodeRun+1); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
490 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
491 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
492 |
// replace the compressed-Unicode bytes in the buffer with the uncompressed equivalent |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
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changeset
|
493 |
if (numberOfExtraBytes==0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
494 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
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changeset
|
495 |
assert(numberOfBytesWhenCompressed==0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
496 |
assert(numberOfBytesWhenUncompressed==0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
497 |
assert(aMarkIndexOfStartOfCompressedUnicodeRun==0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
498 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
499 |
else |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
500 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
501 |
assert(numberOfExtraBytes>0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
502 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
503 |
// make room in the buffer to insert the uncompressed Unicode (replacing the compressed-Unicode run) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
504 |
const int numberOfBytesToMove=iNumberOfBytesUsed-bufferPositionOfEndOfCompressedUnicodeRun; // must be done before MakePlaceHolder is called as MakePlaceHolder will increment iNumberOfBytesUsed by numberOfExtraBytes |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
505 |
MakePlaceHolder(numberOfExtraBytes); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
506 |
unsigned char* basePointer=iBuffer+bufferPositionOfEndOfCompressedUnicodeRun; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
507 |
memmove(basePointer+numberOfExtraBytes, basePointer, numberOfBytesToMove); // memmove copes with overlapping source and target areas |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
508 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
509 |
// adjust all the subsequent mark's iBufferPositions |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
510 |
for (int i=iArrayOfMarks.Size()-1; i>=startOfMarksToUpdate; --i) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
511 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
512 |
iArrayOfMarks.MarkAt(i).iBufferPosition+=numberOfExtraBytes; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
513 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
514 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
515 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
516 |
// copy in the uncompressed Unicode and destroying the old copy |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
517 |
memcpy(iBuffer+bufferPositionOfStartOfCompressedUnicodeRun, runWhenUncompressed.Buffer(), numberOfBytesWhenUncompressed); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
518 |
runWhenUncompressed.Destroy(); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
519 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
520 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
521 |
ResourceDataStream::BinaryBuffer* ResourceDataStream::BinaryBuffer::New(int aNumberOfBytes, const unsigned char* aBuffer) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
522 |
{ // static |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
523 |
BinaryBuffer* const binaryBuffer=(BinaryBuffer*)malloc((size_t)&((BinaryBuffer*)0)->iBuffer[aNumberOfBytes]); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
524 |
assert(binaryBuffer!=NULL); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
525 |
binaryBuffer->iNumberOfBytes=aNumberOfBytes; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
526 |
assert(aNumberOfBytes>=0); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
527 |
if (aNumberOfBytes>0) |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
528 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
529 |
assert(aBuffer!=NULL); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
530 |
memcpy(binaryBuffer->iBuffer, aBuffer, aNumberOfBytes); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
531 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
532 |
return binaryBuffer; |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
533 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
534 |
|
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
535 |
void ResourceDataStream::BinaryBuffer::Destroy() |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
536 |
{ |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
537 |
free(this); |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
538 |
} |
044383f39525
Convert Build package from SFL to EPL
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff
changeset
|
539 |