/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#if defined(__MSVCDOTNET__) || defined(__TOOLS2__) || defined(__CW32__)

#include <ostream>

#include <iostream>

using namespace std;

#else //!__MSVCDOTNET__ && !__TOOLS2__ && !__CW32__

#pragma warning(disable: 4100)

#pragma warning(disable: 4511)

#pragma warning(disable: 4512)

#pragma warning(disable: 4530)

#pragma warning(disable: 4663)

#pragma warning(disable: 4710)

#pragma warning(disable: 4786)

#pragma warning(disable: 4800)

#include <ostream.h>

#endif //__MSVCDOTNET__

#include "TOOLSVER.H"

#include "BMCONV.H"

#include <sys/types.h>

#include <sys/stat.h>

#include <stdio.h>

#include <string>

const int KMaxPaletteFileLen = 256;

#ifdef __linux__

const char* DefaultPaletteFileSearchLocations[] =

{

    "/epoc32/include/mw/ThirdPartyBitmap.pal",

    "/epoc32/include/middleware/ThirdPartyBitmap.pal",

    "/epoc32/include/ThirdPartyBitmap.pal"

};

#else

const char* DefaultPaletteFileSearchLocations[] =

{

    "\\epoc32\\include\\mw\\ThirdPartyBitmap.pal",

    "\\epoc32\\include\\middleware\\ThirdPartyBitmap.pal",

    "\\epoc32\\include\\ThirdPartyBitmap.pal"

};

#endif

/**

Returns an informative error message, the result of the program actions performed.

@return Informative error string

@param aErrorNumber The error returned from the actions performed

@param aDestfile The multiple bitmap store file name

@param aDestCreated True if the multiple bitmap store has been created/modified

*/

char* ErrorMessage(int aErrorNumber, char* aDestfile=NULL, bool aDestCreated=false)

	{

	// Remove the multiple bitmap store if it has been created/modified during an fstream session and there has been an error

	if(aDestfile && (aErrorNumber != NoError) && (aDestCreated == true))

		{

		remove(aDestfile);

		}

	switch(aErrorNumber)

		{

		case NoError:

			return "Success.";

		case NoMemory:

			return "Out of memory.";

		case Arg:

			return "Bad argument.";

		case Files:

			return "File does not exist";

		case SourceFile:

			return "Bad source file(s).";

		case DestFile:

			return "Bad destination file(s).";

		case CommandFile:

			return "Bad command file.";

		case OutOfRange:

			return "Number of sources/targets mismatch.";

		case TooManyArgs:

			return "Too many arguments.";

		case UnknownCompression:

			return "Unknown source compression type.";

		case CompressionError:

			return "Compression error.";

		case DecompressionError:

			return "Decompression error.";

		case Bpp:

			return "Invalid bitmap mode specified.";

		case PaletteFile:

			return "Bad palette file.";

		case PaletteSupportNotImplemented:

			return "Palettes not supported";

		case AlphaFiles:

			return "Alpha bitmap file does not exist";

		case AlphaDimensions:

			return "Alpha channel bitmap's dimensions don't match pixel bitmap's dimensions.";

		case AlphaBpp:

			return "Alpha channel bitmap must be 8bpp.";

		default:

			return "Unknown error!";

		};

	}

void Header()

	{

	cout << "\n";

	cout << "\n";

	cout << "BMCONV S60 version "<< version << ".\n";

	}

void Report(int aError)

	{

	Header();

	cout << ErrorMessage(aError) << "\n";

	}

/**

Compiliation information to print to the user at the end of the program.

@param aQuiet Flag if the user selected quiet output mode

@param aError The error returned from the actions performed

@param aType The multiple bitmap store type created

@param aDestfile The multiple bitmap store file name

@param aBitmapFiles The array of bitmaps used

@param aNumFiles The amount of bitmaps used

@param aDestCreated True if the multiple bitmap store has been created/modified

*/

void CompilationReport(int aQuiet,int aError,TStoreType aType,char* aDestfile,TSourceFile* aBitmapFiles,int aNumFiles, bool aDestCreated)

	{	

	if(!aQuiet || aError)

		{

		Header();

		cout << "Compiling...\n";

		if(aType!=ENoStore)

			cout << "Multiple bitmap store type: ";

		if(aType==EFileStore)

			cout << "File store" << "\n";

		else if(aType==ERomStore)

			cout << "ROM image store" << "\n";

		else if(aType==ECompressedRomStore)

			cout << "Compressed ROM image store" << "\n";

		if(aDestfile!=NULL)

			cout << "Epoc file: " << aDestfile << "\n\n";

		for(int count=0;count<aNumFiles;count++)

			{

			cout << "Bitmap file " << count+1 << "	: ";

			aBitmapFiles[count].WriteCompileInfo(cout);

			cout << endl;

			}

		cout << ErrorMessage(aError, aDestfile, aDestCreated) << "\n";

		}

	}

void DecompilationReport(int aError,char* aDestfile,char** aBitmapFiles,int aNumFiles)

	{	

	Header();

	cout << "Decompiling...\n";

	if(aDestfile!=NULL)

		cout << "Epoc file: " << aDestfile << "\n\n";

	for(int count=0;count<aNumFiles;count++)

		{

		cout << "Bitmap file " << count+1 << "	: ";

		cout << aBitmapFiles[count] << "\n";

		}

	cout << ErrorMessage(aError) << "\n";

	}

void Usage()

    {

	cout << "\n";

	cout << "BMCONV S60 version "<< version << ".\n";

	cout << "Symbian OS multiple bitmap file/rom store conversion program.\n";

	cout << "Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.";

	cout << "\n";

	cout << "\n";

	cout << "Usage:\n";

	cout << "BMCONV [-r|-s|-n] [-hfilename] [-q] [-pfilename] epocfile [OPT]bmp_1 ... [OPT]bmp_n\n";

	cout << "BMCONV [-r|-s|-n] [-q] [-pfilename] epocfile -mepocfile2\n";

	cout << "BMCONV -u epocfile bmp_1 [... bmp_n]\n";

	cout << "BMCONV -v epocfile\n";

	cout << "BMCONV commandfile\n";

	cout << "\n";

	cout << " -r specifies a ROM image destination file,\n";

	cout << " -s specifies a compressed ROM image file,\n";

	cout << " -n disables bitmap File Store compression,\n";

	cout << " the default is a compressed File Store file.\n\n";

	cout << " -q specifies quiet mode - only errors are reported.\n\n";

	cout << " -hfilename specifies the filename for the automatic\n";

	cout << " generation of a header file for inclusion into code.\n\n";

	cout << " -pfilename gives the filename of a palette file containing 256 hex\n";

	cout << " numbers (0x00BBGGRR) specifying the palette for 8bpp colour bitmaps.\n";

	cout << " (Omission results in the use of a default palette.)\n\n";

	cout << " OPT may be one of -1, -2, -4, -8, -c4, -c8, -c12, -c16, -c24 -c32 -c32a\n";

	cout << " specifying bits per pixel and grey-scale-colour, or -mepocfile2\n";

	cout << " to specify an existing multiple bitmap file. default is -2.\n\n";

	cout << " To avoid ambiguity when specifying -c32 with a bitmap file whose name\n";

	cout << " begins with an 'a', use a relative or direct directory reference\n";

	cout << " e.g. -c32.\\abitmap.bmp or -c32c:\\abitmap.bmp\n";

	cout << " Directory names must not include spaces.\n\n";

	cout << " -c32a specifies use of an alpha channel in a 32bpp bitmap. Alpha data\n";

	cout << " is supplied in a separate 8bpp bmp file with identical dimensions to\n";

	cout << " the pixel data. This file must be named as bmp_n with the suffix '-alpha'\n";

	cout << " e.g. if bmp_1 is 'my.bmp' then the file 'my-alpha.bmp' is required in the\n";

	cout << " same directory.  The alpha file does not need to be specified.\n\n";

	cout << " epocfile specifies the epoc multi-bitmap file name.\n";

	cout << " bmp_n specifies the nth bitmap file name.\n\n";

	cout << " -u decompiles epocfile to bmp_1,...,bmp_n.\n";

	cout << " If an alpha channel is present then a further, 8bpp file is output for \n";

	cout << " the alpha data, named with an '-alpha' suffix as described above.\n\n";

	cout << " -v displays a summary of the bitmaps in epocfile\n";

	cout << " otherwise bmp_1,...,bmp_n are compiled to epocfile\n\n";

	cout << " commandfile specifies a file containing the commandline\n";

	cout << " with commands separated by spaces or newlines.\n\n";

	cout << " When bmconv is used on Windows, options may start with '/' or '-'\n";

	}

int IsWhiteSpace(char aCharacter)

	{

	return(aCharacter==' ' || aCharacter=='\n' || aCharacter=='\r' || aCharacter==0x1a);

	}

int ProcessCommandFile(char* aCommandFileName,char** aArgPtrs,int& aNumArgs)

    {

	struct stat fileinfo;

	if (stat(aCommandFileName,&fileinfo)==-1)

		return CommandFile;

	int filesize=fileinfo.st_size;

	if (filesize==0)

		return NoError;

#if defined(__MSVCDOTNET__) || defined(__TOOLS2__) || defined(__CW32__)

	fstream commandfile(aCommandFileName, ios::in | ios::binary);

#else //!__MSVCDOTNET__

	fstream commandfile(aCommandFileName, ios::in | ios::binary | ios::nocreate);

#endif //__MSVCDOTNET__

	if(!commandfile.is_open())

		return CommandFile;

	char* commandData=new char[filesize+1];

	if(commandData==NULL)

		return NoMemory;

	memset(commandData,0,filesize+1);

	commandfile.read(commandData,filesize);

	commandData[filesize]='\0';

	char* commandptr = (char*)commandData;

	char* commandptrLimit = (char*)(commandData + filesize);

	while (commandptr < commandptrLimit)

		{

		if(*commandptr=='/' && *(commandptr+1)=='/')

			while(*commandptr!='\n' && *commandptr!='\r' && commandptr < commandptrLimit)

				*commandptr++=' ';

		else if (*commandptr==0x1a)

			*commandptr++=' ';

		commandptr++;

		}

	commandptr = (char*)commandData;

	while (commandptr < commandptrLimit)

		{

		while(IsWhiteSpace(*commandptr) && commandptr < commandptrLimit)

			*commandptr++='\0';

		if (commandptr == commandptrLimit)

			break;

		aArgPtrs[aNumArgs]=commandptr;

        if ( (*commandptr == '/') && (*(commandptr+1) == 'p'||*(commandptr+1) == 'P') && (*(commandptr+2) == '"') )

            {

            commandptr+=3;

            while(*commandptr != '"')

                commandptr++;

            *commandptr=' ';

            }

		while(!IsWhiteSpace(*commandptr) && commandptr < commandptrLimit)

			commandptr++;

		if (commandptr == commandptrLimit)

			break;

		aNumArgs++;

		}

	commandfile.close();

	return NoError;

    }

int Decompile(int aArgc,int aNumArgs,char** aArgPtrs)

	{

	int ret=OutOfRange;

	char* destfilename=aArgPtrs[1];

	if(aArgc>=4 || aArgc==2)

		{

		for(int count=2;count<aNumArgs;count++)

			{

			EpocLoader pl;

			ret=pl.LoadEpocBitmap(destfilename,count-2);

			if(!ret) ret=pl.SaveBitmap(aArgPtrs[count]);

			if(ret) break;

			}

		DecompilationReport(ret,destfilename,&aArgPtrs[2],aNumArgs-2);

		}

	else

		DecompilationReport(ret,NULL,NULL,0);

	return ret;

	}

const char* AddEpocRootTo(std::string& aBuf, const std::string& aName)

	{ 

	int nameLen = aName.length();

	int rootLen = 0;

	aBuf = ""; // Clear old contents

	char* epocroot = getenv("EPOCROOT");

	if (epocroot)

		{

		rootLen = strlen(epocroot);

		if (nameLen+rootLen < KMaxPaletteFileLen)

			{

			if( rootLen > 0 && epocroot[rootLen-1] == '\\')

			    {

			    aBuf = std::string(epocroot, rootLen-1);

			    }

			else if( rootLen > 0 )

			    {

			    aBuf = std::string(epocroot);

			    }

			}

		}

	aBuf += aName;

	return aBuf.c_str();

	}

bool FileExists( const char* aFileName )

{

  struct stat fileInfo;   

  int retVal = 0; 

  // Try to get file attributes to see if the file exists or not:

  retVal = stat( aFileName, &fileInfo); 

  return retVal == 0;

}

const char* DefaultPaletteFileName(std::string& aBuf)

    {

    const char* palettefilename = NULL;    

    int numOfSearchLocations = sizeof(DefaultPaletteFileSearchLocations)/sizeof(char*);

    for( int i = 0; i < numOfSearchLocations; ++i )

        {

        palettefilename = AddEpocRootTo(aBuf, DefaultPaletteFileSearchLocations[i]);

        if( FileExists( palettefilename))

            {

            return palettefilename;

            }

        }

    return NULL;

    }

int Compile(int aNumArgs,int aArgArraySize, char** aArgPtrs)

	{

	TStoreType storeType = EFileStore;

	int compression = 1;

	int quiet = 0;

	char* headerfilename = NULL;

	char paletteBuf[KMaxPaletteFileLen];

	memset(paletteBuf, 0, KMaxPaletteFileLen);

	std::string paletteStr;	

	const char* defaultPalettefile = DefaultPaletteFileName(paletteStr);

	char* palettefilename = NULL;

	char* destfilename = NULL;

	int ret = OutOfRange;

	bool aDestCreated = false;

	for(int argnum=0;argnum<aNumArgs;argnum++)

		{

		if(aArgPtrs[argnum] && (aArgPtrs[argnum][0] == OPTCHAR || aArgPtrs[argnum][0]==ALTERNATE_OPTCHAR))

			{

			if(aArgPtrs[argnum][1]=='r' || aArgPtrs[argnum][1]=='R')

				{

				if(storeType==ECompressedRomStore)

					{

					ret=TooManyArgs;

					CompilationReport(quiet,ret,storeType,NULL,NULL,0,aDestCreated);

					return ret;

					}

				storeType=ERomStore;

				aArgPtrs[argnum] = NULL;

				}

			else if(aArgPtrs[argnum][1]=='s' || aArgPtrs[argnum][1]=='S')

				{

				if(storeType==ERomStore)

					{

					ret=TooManyArgs;

					CompilationReport(quiet,ret,storeType,NULL,NULL,0,aDestCreated);

					return ret;

					}

				storeType=ECompressedRomStore;

				aArgPtrs[argnum] = NULL;

				}

			else if(aArgPtrs[argnum][1]=='n' || aArgPtrs[argnum][1]=='N')

				{

				compression=0;

				aArgPtrs[argnum] = NULL;

				}

			else if(aArgPtrs[argnum][1]=='h' || aArgPtrs[argnum][1]=='H')

				{

				headerfilename = &aArgPtrs[argnum][2];

				aArgPtrs[argnum] = NULL;

				}

			else if(aArgPtrs[argnum][1]=='q' || aArgPtrs[argnum][1]=='Q')

				{

				if (getenv("BMCONV_NOT_QUIET") == 0)

					quiet=1;

				aArgPtrs[argnum] = NULL;

				}

			else if(aArgPtrs[argnum][1]=='p' || aArgPtrs[argnum][1]=='P')

				{

				palettefilename = &aArgPtrs[argnum][2];

                if (*palettefilename=='"')

                    {

                    palettefilename+=1;

                    }

				aArgPtrs[argnum] = NULL;

				}

			}

		else

			break;		// the RNHQP arguments must precede the output filename

		}

	if( palettefilename == NULL )

	    {

	    // Palette file not given in arguments. If the default palette file

	    // was found, use it, otherwise return error.

	    if( defaultPalettefile != NULL )

	        {

	        memcpy(paletteBuf, defaultPalettefile, strlen(defaultPalettefile));

	        palettefilename = paletteBuf;

	        }

	    else

	        {

	        // Palettefile not given in arguments nor found from default locations:

	        ret = PaletteFile;

	        CompilationReport(quiet,ret,storeType,NULL,NULL,0,aDestCreated);

	        return ret;

	        }

	    }

	int firstsource=0;

	while(firstsource<aArgArraySize && aArgPtrs[firstsource]==NULL)

		firstsource++;

	if(firstsource==aArgArraySize) firstsource=0;

	destfilename=aArgPtrs[firstsource];

	firstsource++;

	int numsources=firstsource;

	while(numsources<aArgArraySize && aArgPtrs[numsources]!=NULL)

		numsources++;

	if(numsources==aArgArraySize) numsources=0;

	numsources-=firstsource;

	TSourceFile* sources = 0;

	if (numsources > 0)

		{

		sources = new TSourceFile[numsources];

		for (int ii=0; ii<numsources; ii++)

			sources[ii].FileName() = aArgPtrs[firstsource + ii];

		BitmapCompiler mp(sources,numsources);

		ret = mp.Compile(storeType,compression,destfilename,headerfilename,palettefilename);

		aDestCreated = true;		// The multiple bitmap store has been created/modified

		}

	CompilationReport(quiet,ret,storeType,destfilename,sources,aNumArgs-firstsource,aDestCreated);

	delete [] sources;

	return ret;

	}

void GetInfo(char* aSourceFile)

	{

	Header();

	EpocLoader pl;

	int numSources=-1;

	int romFormat=0;

	int ret = pl.EpocBitmapCount(aSourceFile, numSources, romFormat);

	if (ret)

		{

		cout << "Problem reading number of bitmaps \n";

		cout << ErrorMessage(ret) << "\n";

		return;

		}

	cout << aSourceFile << " is a " << (romFormat? "ROM image":"File store") 

		<< " containing " << numSources << ((numSources==1)? " bitmap\n":" bitmaps\n");

	for (int count = 0;count<numSources;count++)

		{

		ret = pl.LoadEpocBitmap(aSourceFile,count);

		if (ret == OutOfRange)

			break;

		cout << "\n";

		if (ret)

			{

			cout << "Problem loading bitmap number " << count << "\n";

			cout << ErrorMessage(ret) << "\n";

			break;

			}

		else

			{

			SEpocBitmapHeader h = pl.Header();

			cout << "Bitmap " << count + 1 << " information:\n";

			cout << "Pixel size " << h.iWidthInPixels << " x " << h.iHeightInPixels << "\n";

			cout << "Twips size " << h.iWidthInTwips << " x " << h.iHeightInTwips << "\n";

			cout << h.iBitsPerPixel << " Bpp ";