// Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "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:

//

#include <string.h>

#include <stdlib.h>

#include "h_utl.h"

#include "h_ver.h"

#include "r_global.h"

#include "r_rom.h"

#include "r_obey.h"

#include "parameterfileprocessor.h"

#include "r_dir.h"

#include "r_coreimage.h"

const TInt KRomLoaderHeaderNone=0;

const TInt KRomLoaderHeaderEPOC=1;

const TInt KRomLoaderHeaderCOFF=2;

static const TInt RombuildMajorVersion=2;

static const TInt RombuildMinorVersion=18;

static const TInt RombuildPatchVersion=4;

static TBool SizeSummary=EFalse;

static TPrintType SizeWhere=EAlways;

static string compareROMName = "";

static TInt MAXIMUM_THREADS = 128;

static TInt DEFAULT_THREADS = 8;

static string romlogfile = "ROMBUILD.LOG";

string filename;			// to store oby filename passed to Rombuild.

TBool reallyHelp=EFalse;

TInt gCPUNum = 0;

TInt gThreadNum = 0;

char* g_pCharCPUNum = NULL;

TBool gGenDepGraph = EFalse;

string gDepInfoFile = "";

TBool gGenSymbols = EFalse ;

TBool gIsOBYUTF8 = EFalse;

void PrintVersion() {

 	Print(EAlways,"\nROMBUILD - Rom builder");

  	Print(EAlways, " V%d.%d.%d\n", RombuildMajorVersion, RombuildMinorVersion, RombuildPatchVersion);

  	Print(EAlways,Copyright);

	}

char HelpText[] = 

	"Syntax: ROMBUILD [options] obeyfilename\n"

	"Option: -v verbose,  -?  \n"

	"        -type-safe-link  \n"

	"        -s[log|screen|both]           size summary\n"

	"        -r<FileName>                  compare a sectioned Rom image\n"

	"        -no-header                    suppress the image loader header\n"

	"        -gendep                       generate the dependence graph for paged part\n"

	"        -coff-header                  use a PE-COFF header rather than an EPOC header\n"

	"        -d<bitmask>                   set trace mask (DEB build only)\n"

	"        -compress[[=]paged|unpaged]   compress the ROM Image\n"

	"                                      without any argumentum compress both sections\n"

	"                                      paged 	compress paged section only\n"

	"                                      unpaged 	compress unpaged section only\n\n"	

	"        -j<digit>                     do the main job with <digit> threads\n"

	"        -symbols                      generate symbol file\n"

	"        -compressionmethod <method>   method one of none|inflate|bytepair to set the compression\n"

	"        -no-sorted-romfs              do not add sorted entries arrays (6.1 compatible)\n"

	"        -oby-charset=<charset> used character set in which OBY was written\n"

	"        -loglevel<level>              level of information to log (valid levels are 0,1,2,3,4).\n" //Tools like Visual ROM builder need the host/ROM filenames, size & if the file is hidden.

	"        -wstdpath                     warn if destination path provided for a file is not a standard path\n"

	"        -argfile=<fileName>           specify argument-file name containing list of command-line arguments to rombuild\n"

	"        -lowmem                       use memory-mapped file for image build to reduce physical memory consumption\n"

	"        -coreimage=<core image file>  to pass the core image as input for extension ROM image generation\n"

	"        -k                            to enable keepgoing when duplicate files exist in oby\n"

	"        -logfile=<fileName>           specify log file\n";

char ReallyHelpText[] =

	"Priorities:\n"

	"        low background foreground high windowserver\n"

	"        fileserver realtimeserver supervisor\n"

	"Languages:\n"

	"        Test English French German Spanish Italian Swedish Danish\n"

	"        Norwegian Finnish American SwissFrench SwissGerman Portuguese\n"

	"        Turkish Icelandic Russian Hungarian Dutch BelgianFlemish\n"

	"        Australian BelgianFrench\n"

	"Compression methods:\n"

	"        none     no compression on the individual executable image.\n"

	"        inflate  compress the individual executable image.\n"

	"        bytepair compress the individual executable image.\n"

	"Log Level:\n"

	"        0  produce the default logs\n"

	"        1  produce file detail logs in addition to the default logs\n"

	"        2  logs e32 header attributes(same as default log) in addition to the level 1 details\n";

void processParamfile(const string& aFileName);

//

// Process the command line arguments, printing a helpful message if none are supplied

//

void processCommandLine(int argc, char *argv[], TBool paramFileFlag=EFalse) {

	// If "-argfile" option is passed to Rombuild, then process the parameters

	// specified in parameter-file first and then the options passed from the 

	// command-line.

	string ParamFileArg("-argfile=");	

	if(paramFileFlag == EFalse) {

 		for (int count=1; count<argc; count++) {

 			string paramFile;

			if(strnicmp(argv[count],ParamFileArg.c_str(),ParamFileArg.length())==0) {

 				paramFile.assign(&argv[count][ParamFileArg.length()]);					

				processParamfile(paramFile);

			}

		}

	}	

	for (int i=1; i<argc; i++) { 	

#ifdef __LINUX__	

		if (argv[i][0] == '-') 

#else

		if ((argv[i][0] == '-') || (argv[i][0] == '/'))

#endif

		{ // switch

			char* arg = argv[i] + 1;

			if (stricmp(arg, "symbols") == 0)  

				gGenSymbols = ETrue; 

			else if (stricmp(arg, "v") == 0)

				H.iVerbose = ETrue;

			else if (stricmp(arg, "sl") == 0 || stricmp(arg, "slog") == 0) {

 				SizeSummary = ETrue;

				SizeWhere = ELog;

			}

			else if (stricmp(arg, "ss") == 0 || stricmp(arg, "sscreen") == 0) {

				SizeSummary = ETrue;

				SizeWhere = EScreen; 					

			}

			else if(stricmp(arg, "sb") == 0 || stricmp(arg, "sboth") == 0) {

				SizeSummary = ETrue;

				SizeWhere = EAlways; 					

			}

			else if (stricmp(arg, "gendep")==0)

				gGenDepGraph = ETrue;

			else if (stricmp(arg, "k")==0)

				gKeepGoing = ETrue;

			else if ('j' == *arg || 'J' == *arg) {

				if(arg[1])

					gThreadNum = atoi(arg + 1);

				else {

					Print(EWarning, "The option should be like '-j4'.\n");

					gThreadNum = 0;

				}

				if(gThreadNum <= 0 || gThreadNum > MAXIMUM_THREADS) {

					if(gCPUNum > 0 && gCPUNum <= MAXIMUM_THREADS) {

						Print(EWarning, "The number of concurrent jobs set by -j should be between 1 and 128. And the number of processors %d will be used as the number of concurrent jobs.\n", gCPUNum);

						gThreadNum = gCPUNum;

					}

					else if(g_pCharCPUNum) {

						Print(EWarning, "The number of concurrent jobs set by -j should be between 1 and 128. And the NUMBER_OF_PROCESSORS is invalid, so the default value %d will be used.\n", DEFAULT_THREADS);

						gThreadNum = DEFAULT_THREADS;

					}

					else {

						Print(EWarning, "The number of concurrent jobs set by -j should be between 1 and 128. And the NUMBER_OF_PROCESSORS is not available, so the default value %d will be used.\n", DEFAULT_THREADS);

						gThreadNum = DEFAULT_THREADS;

					}

				}	

			} 

			else if (strnicmp(argv[i],ParamFileArg.c_str(),ParamFileArg.length())==0) {

 				// If "-argfile" option is specified within parameter-file then process it 

				// otherwise ignore the option.

				if (paramFileFlag) {

 					string paramFile;

					paramFile.assign(&argv[i][ParamFileArg.length()]);		

					processParamfile(paramFile);

				}

				else {

 					continue;

				}

			}

			else if ('t' == *arg || 'T' == *arg)

				TypeSafeLink=ETrue;

			else if (*arg == '?')

				reallyHelp=ETrue;

			else if ('r' == *arg || 'R' == *arg)

				compareROMName.assign(arg + 1);

			else if (stricmp(arg, "no-header")==0)

				gHeaderType=KRomLoaderHeaderNone;

			else if (stricmp(arg, "epoc-header")==0)

				gHeaderType=KRomLoaderHeaderEPOC;

			else if (stricmp(arg, "coff-header")==0)

				gHeaderType=KRomLoaderHeaderCOFF;

			else if ((stricmp(arg, "compress")==0) || (strnicmp(arg, "compress=", 9)==0))

				{				

				if((stricmp(arg, "compress")==0) && ((i+1) >= argc || argv[i+1][0] == '-'))

					{

					// No argument, compress both parts with default compression method

					// un-paged part compressed by Deflate

					gCompressUnpaged = ETrue;

					gCompressUnpagedMethod = KUidCompressionDeflate;					

					// paged part compressed by the Bytepiar

					gEnableCompress=ETrue;

					gCompressionMethod = KUidCompressionBytePair;

					}

				else 

					{

					const int paraMaxLen = 20;

					char* parameter = new char[paraMaxLen];

					memset(parameter, 0, paraMaxLen);

					if(strncmp(arg, "compress=", 9)==0)

						{

						int paraLen = strlen(arg + 9);

						if (paraLen > paraMaxLen - 1)

							{

							delete[] parameter;

							parameter = new char[paraLen + 1];

							memset(parameter, 0, paraLen + 1);

							}

						memcpy(parameter, arg + 9, paraLen);

						}

					else

						{

						int paraLen = strlen(argv[++i]);

						if (paraLen > paraMaxLen - 1)

							{

							delete[] parameter;

							parameter = new char[paraLen + 1];

							memset(parameter, 0, paraLen + 1);

							}

						memcpy(parameter, argv[i], paraLen);

						}

					// An argument exists 

					if( stricmp(parameter, "paged") == 0)

						{

						gEnableCompress=ETrue;

						gCompressionMethod = KUidCompressionBytePair;	

						}	

					else if( stricmp(parameter, "unpaged") == 0)

						{

						gCompressUnpaged=ETrue;

						gCompressUnpagedMethod = KUidCompressionDeflate;	

						}	

					else {

  						Print (EError, "Unknown -compression argument! Set it to default (no compression)!");

 						gEnableCompress=EFalse;

						gCompressionMethod = 0;

						gCompressUnpaged = EFalse;

						gCompressUnpagedMethod = 0;					

						}

					delete[] parameter;

					}

				}	

			else if(strnicmp(argv[i], "-OBY-CHARSET=", 13) == 0)

			{

				if((stricmp(&argv[i][13], "UTF8")==0) || (stricmp(&argv[i][13], "UTF-8")==0))

					gIsOBYUTF8 = ETrue;

				else

					Print(EError, "Invalid encoding %s, default system internal encoding will be used.\n", &argv[i][13]);

			}

			else if( stricmp(arg, "compressionmethod") == 0 ) {

 				// next argument should be a method

				if( (i+1) >= argc || argv[i+1][0] == '-') {

 					Print (EError, "Missing compression method! Set it to default (no compression)!");

					gEnableCompress=EFalse;

					gCompressionMethod = 0;

					}

				else  {

 					i++; 

					if( stricmp(argv[i], "inflate") == 0) {

 						gEnableCompress=ETrue;

						gCompressionMethod = KUidCompressionDeflate;	

						}	

					else if( stricmp(argv[i], "bytepair") == 0) {

 						gEnableCompress=ETrue;

						gCompressionMethod = KUidCompressionBytePair;	

						}	

					else {

  						if( stricmp(argv[i], "none") != 0) {

  							Print (EError, "Unknown compression method! Set it to default (no compression)!");

 							}

 						gEnableCompress=EFalse;

						gCompressionMethod = 0;

						}

					}

				}

			else if (stricmp(arg, "no-sorted-romfs")==0)

				gSortedRomFs=EFalse;

				gGenInc=ETrue;

 			else if (stricmp(arg, "wstdpath")==0)			// Warn if destination path provided for a file		

 				gEnableStdPathWarning=ETrue;					// is not a standard path as per platsec

			else if( stricmp(arg, "loglevel") == 0) {

 				// next argument should a be loglevel

				if( (i+1) >= argc || argv[i+1][0] == '-') {

 					Print (EError, "Missing loglevel!");

					gLogLevel = DEFAULT_LOG_LEVEL;

					}

				else {

 					i++;

					if (stricmp(argv[i], "4") == 0)

						gLogLevel = (LOG_LEVEL_FILE_DETAILS | LOG_LEVEL_FILE_ATTRIBUTES | LOG_LEVEL_COMPRESSION_INFO | LOG_LEVEL_SMP_INFO);

					else if (stricmp(argv[i], "3") == 0)

						gLogLevel = (LOG_LEVEL_FILE_DETAILS | LOG_LEVEL_FILE_ATTRIBUTES | LOG_LEVEL_COMPRESSION_INFO);

					else if (stricmp(argv[i], "2") == 0)

						gLogLevel = (LOG_LEVEL_FILE_DETAILS | LOG_LEVEL_FILE_ATTRIBUTES);

					else if (stricmp(argv[i], "1") == 0)

						gLogLevel = LOG_LEVEL_FILE_DETAILS;

					else if (stricmp(argv[i], "0") == 0)

						gLogLevel = DEFAULT_LOG_LEVEL;

					else

						Print(EError, "Only loglevel 0, 1, 2, 3 or 4 is allowed!");

					}

				}

			else if( stricmp(arg, "loglevel4") == 0)

				gLogLevel = (LOG_LEVEL_FILE_DETAILS | LOG_LEVEL_FILE_ATTRIBUTES | LOG_LEVEL_COMPRESSION_INFO | LOG_LEVEL_SMP_INFO);

			else if( stricmp(arg, "loglevel3") == 0)

				gLogLevel = (LOG_LEVEL_FILE_DETAILS | LOG_LEVEL_FILE_ATTRIBUTES | LOG_LEVEL_COMPRESSION_INFO);

			else if( stricmp(arg, "loglevel2") == 0)

				gLogLevel = (LOG_LEVEL_FILE_DETAILS | LOG_LEVEL_FILE_ATTRIBUTES);

			else if( stricmp(arg, "loglevel1") == 0)

				gLogLevel = LOG_LEVEL_FILE_DETAILS;

			else if( stricmp(arg, "loglevel0") == 0)

				gLogLevel = DEFAULT_LOG_LEVEL;

			else if ('d' == *arg || 'D' == *arg) {

 				TraceMask=strtoul(arg+1, 0, 0);

				}

			else if (stricmp(arg, "lowmem") == 0)

				gLowMem = ETrue;

			else if (strnicmp(arg, "coreimage=",10) ==0) {

 				if(argv[i][11])	 {

 					gUseCoreImage = ETrue; 

					gImageFilename.assign(arg + 10);	

				}

				else {

 					Print (EError, "Core ROM image file is missing\n"); 

				}

			}

			else if (strnicmp(arg, "logfile=",8) ==0) {

				romlogfile = arg + 8;

			}

			else 

#ifdef WIN32

				cout << "Unrecognised option " << argv[i] << "\n";

#else

				if(0 == access(argv[i],R_OK)){

					filename.assign(argv[i]);

				}

				else {

					cout << "Unrecognised option " << argv[i] << "\n";

				}

#endif		

			}	

		else // Must be the obey filename

			filename.assign(argv[i]);

		}

	if (paramFileFlag)

		return;

	if (filename.empty()) {

 		PrintVersion();

		cout << HelpText;

		if (reallyHelp) {

 			ObeyFileReader::KeywordHelp();

			cout << ReallyHelpText;

			}

		else

			Print(EError, "Obey filename is missing\n");

		}	

	}

/**

Function to process parameter-file. 

@param aFileName parameter-file name.

*/

void processParamfile(const string& aFileName) {

 	CParameterFileProcessor parameterFile(aFileName);

	// Invoke fuction "ParameterFileProcessor" to process parameter-file.

	if(parameterFile.ParameterFileProcessor()) {

 		TUint noOfParameters = parameterFile.GetNoOfArguments();

		char** parameters = parameterFile.GetParameters();

		TBool paramFileFlag=ETrue;

		// Invoke function "processCommandLine" to process parameters read from parameter-file.

		processCommandLine(noOfParameters, parameters, paramFileFlag);

	}	

}

void GenerateIncludeFile(const char* aRomName, TInt aUnpagedSize, TInt aPagedSize ) {

	string incFileName(aRomName);

	int pos = -1 ;

	for(int i = incFileName.length() - 1 ; i >= 0 ; i--){

		char ch = incFileName[i];

		if(ch == '/' || ch == '\\') 

			break ;

		else if(ch == '.'){

			pos = i ;

			break ;

		}		

	}	

	if(pos > 0)

		incFileName.erase(pos,incFileName.length() - pos);

	incFileName += ".inc"; 

	ofstream incFile(incFileName.c_str(),ios_base::trunc + ios_base::out);

	if(!incFile.is_open()) {

 		Print(EError,"Cannot open include file %s for output\n", incFileName.c_str());		

	}

	else {

 		const char incContent[] = 

					"/** Size of the unpaged part of ROM.\n"

	    			"This part is at the start of the ROM image. */\n"

					"#define SYMBIAN_ROM_UNPAGED_SIZE 0x%08x\n"

					"\n"

					"/** Size of the demand paged part of ROM.\n"

	    			"This part is stored immediately after the unpaged part in the ROM image. */\n"

					"#define SYMBIAN_ROM_PAGED_SIZE 0x%08x\n";

		// for place of two hex representated values and '\0'

		char* temp = new char[sizeof(incContent)+ 20]; 		

		size_t len = sprintf(temp,incContent, aUnpagedSize, aPagedSize);

		incFile.write(temp, len);		

		incFile.close();

		delete[]  temp;

	} 		

}

int main(int argc, char *argv[])  {

	TInt r = 0;

#ifdef __LINUX__

	gCPUNum = sysconf(_SC_NPROCESSORS_CONF);

#else

	g_pCharCPUNum = getenv("NUMBER_OF_PROCESSORS");

	if(g_pCharCPUNum != NULL)

		gCPUNum = atoi(g_pCharCPUNum);

#endif		

	// initialise set of all capabilities

	ParseCapabilitiesArg(gPlatSecAllCaps, "all");

 	processCommandLine(argc, argv);

 	if(filename.empty())

   		return KErrGeneral;

	if (romlogfile[romlogfile.size()-1] == '\\' || romlogfile[romlogfile.size()-1] == '/')

		romlogfile += "ROMBUILD.LOG";

 	H.SetLogFile(romlogfile.c_str());

    if(gThreadNum == 0) {

 		if(gCPUNum > 0 && gCPUNum <= MAXIMUM_THREADS) {

 			Print(EAlways, "The number of processors (%d) is used as the number of concurrent jobs.\n", gCPUNum);

			gThreadNum = gCPUNum;

		}

		else if(g_pCharCPUNum) {

 			Print(EWarning, "The NUMBER_OF_PROCESSORS is invalid, and the default value %d will be used.\n", DEFAULT_THREADS);

			gThreadNum = DEFAULT_THREADS;

		}

		else {

 			Print(EWarning, "The NUMBER_OF_PROCESSORS is not available, and the default value %d will be used.\n", DEFAULT_THREADS);

			gThreadNum = DEFAULT_THREADS;

		}

	} 

	PrintVersion();

	ObeyFileReader *reader=new ObeyFileReader(filename.c_str());

	if (!reader->Open()) {

 		delete reader;

		return KErrGeneral;

	}

	E32Rom* kernelRom=0;		// for image from obey file

	CoreRomImage *core= 0;		// for image from core image file

	MRomImage* imageInfo=0;

	CObeyFile *mainObeyFile=new CObeyFile(*reader);

	// need check if obey file has coreimage keyword

	char* file = mainObeyFile->ProcessCoreImage();

	if (file) {

 		// hase coreimage keyword but only use if command line option

		// for coreimage not already selected

		if (!gUseCoreImage) {

 			gUseCoreImage = ETrue;

			gImageFilename = file;