/*

* Copyright (c) 2005-2009 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 "options.h"

#include "openssllicense.h"

#include "capabilities.h"

using namespace std;

/**

 * Command Line Exception Messages

 */

void Options::DisplayError (const Exceptions& aErr)

	{

	const char* msg;

	switch (aErr)

		{

		case EUnknownOption:

			msg = "Unknown option specified";

			DisplayUsage ();

			break;

		case EMissingDATFile:

			msg = "Dat file input not specified ";

			DisplayUsage ();

			break;

		case ESupportingExeError:

			msg = "Unable to execute supporting executable";

			break;

		case EMissingSISFile:

			msg = "SIS file input not specified ";

			DisplayUsage ();

			break;

		case EUnableToOpenFile:

			msg = "Unable to open file ";

			break;

		case ECorruptCCIFile:

			msg = "File containing signing chain information is corrupted " ;

			break;

		case EErrorExecutingSupportingExeDumpsis:

			msg = "Error while executing supporting \nexecutable dumpsis.exe";

			break;

		case EErrorExecutingSupportingExeSignsis:

			msg = "Error while executing supporting \nexecutable signsis.exe";

			break;

		case EErrorExecutingSupportingDumpSwiCertstoreExe:

			msg = "Error while executing supporting \nexecutable dumpswicertstore.exe";

			break;

		case ENotADerBitString:

			msg = "Error reading a DER encoded ASN.1 Bit String Type .";

			break;

		case ENotADerSequence:

			msg = "Error reading a DER Encoded ASN.1 Sequence Type." ;

			break;

		case ENotADerInteger:

			msg = "Error reading a DER Encoded ASN.1 Integer Type." ;

			break;

		case ENotADerUtf8String:

			msg = "Error reading a DER Encoded ASN.1 UTF8 String." ;

			break;

		default:

			msg = "Unknown error";

			break;

		}

	cerr << CommandName () << ": Error in command: " << msg << endl;

	}

void Options::DisplayVersion() const

	{

	cout << "\nDumpInstallFileStatus Utility   Version " << KMajorVersion << '.' \

		<< setw(2) << KMinorVersion << setfill('0') <<  "\nCopyright (c) 2005-2006 Symbian Software Limited . All rights reserved.\n\n" << flush;

	}

void Options::DisplayUsage()

	{

	cout <<"Usage:DumpInstallFileStatusTool [-v][-h][-i] SISFile DATFile Directory Capabilities \n\n" \

				" -v		Specifies the version of the tool. \n" \

				" -h		Prints the help message. \n"  \

				" -i        Output licence information \n" \

				" SISFile	Signed SIS File.\n" \

				" DATFile	ROM Based SWICertstore.dat.OPTIONAL, if Directory is specified.\n"  \

				" Directory	Writable SWICertstore.OPTIONAL,if swicertstore.dat is specified.\n" \

				" Capabilities	List of capabilities to be specified by user(OPTIONAL).\n" \

				" All Inputs must be specified in the same order as mentioned above.\n\n" <<flush; 

	}

Options::Options (int argc, char** argv)

	:iVersion (false),

	iHelpFlag (false),

	iDATFileSpecified (false),

	iSISFileSpecified (false),

	iDirectorySpecified (false),

	iUserCapabilities(0)

	{

	StringVector userCapabilities;

	unsigned char stage = 0;

	bool ssl = false;

	string fileInput;

	while (--argc > 0)

		{

		argv++;

		if ((**argv == '-') || (**argv == '/'))

			{

			const char* optPtr = *argv;

			while (*++optPtr)

				{

				switch (*optPtr)

					{

					case 'h':

					case 'H':

					case '?':

						{

						iHelpFlag = true;

						DisplayUsage();

						break;

						}

					case 'v':

					case 'V':

						{

						iVersion = true;

						DisplayVersion();

						break;

						}

					case 'i' :

					case 'I' :

						{

						ssl = true;

						break;

						}

					default:

						throw EUnknownOption;

					}

				}

			}

			else

				{

				switch(stage)

					{

					case 0:

						{

						iSisFile = *argv;

						iSISFileSpecified = true;

						break;

						}

					case 1:

						{

						iDATFile = *argv;

						iDATFileSpecified = true;

						break;

						}

					default:

						{

						string fileInput = *argv;

						if(PathIsDirectory(fileInput.c_str()))

							{

							iCertstore = fileInput;

							iDirectorySpecified = true;

							}

						else if(fileInput.find(".")== string::npos)

							{

							string capabilities = fileInput;

							userCapabilities.push_back(capabilities);

							}

						else

							{

							throw EUnknownOption;

							}

						break;

						}

					}

				stage++;

				}

		}

		//displays OpenSSL copyright notice.

		if (ssl)

			{

			for (int index = 0; index < (sizeof(openSSLLicenseString)/sizeof(openSSLLicenseString[0])); ++index)

				{

				cout << openSSLLicenseString [index] << endl;

				}

			}

		//if user capabilities specified.

		if(userCapabilities.size())

			{

			iUserCapabilities = ConvertUserCapsToInt(userCapabilities);

			}

		if(iDirectorySpecified && iDATFileSpecified)

			{

			iCertstore.append(" ");

			iCertstore.append(iDATFile);

			}

		if(iDATFileSpecified && !iDirectorySpecified)

				{

				iCertstore = iDATFile;

				}

		//if only -h or -v is specified,display and exit.

		if(!iDATFileSpecified && !iDirectorySpecified && !iSISFileSpecified)	

			{

			exit(0);

			}

		if (!iDATFileSpecified && !iDirectorySpecified)

			{

			throw EMissingDATFile;	

			}

		if(!iSISFileSpecified)

			{

			throw EMissingSISFile;

			}

	}

const int Options::ConvertUserCapsToInt(vector <string>& aUserCapabilities)

	{

	string listOfCapabilities[KNumberOfCaps];

	int userCaps = 0;

	if(aUserCapabilities.size())

		{

		for(StringVector::iterator userCapsIter = aUserCapabilities.begin(); userCapsIter != aUserCapabilities.end(); ++userCapsIter)

			{

			string capabilities = *userCapsIter;

			//convert each user capability to uppercase.

			for(int j = 0 ; j < capabilities.length() ; j++)

				{

				capabilities[j] = ::toupper(capabilities[j]);

				}

			//convert the predefined CapabilityList into uppercase.

			for(int k = 0 ; k < KNumberOfCaps ; k++)

				{

				listOfCapabilities[k] = CapabilityList[k];

				for(int j = 0 ; j < listOfCapabilities[k].length() ; j++)

					{

					listOfCapabilities[k][j] = ::toupper(listOfCapabilities[k][j]);

					}

				}

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

				{

					if(capabilities.compare(listOfCapabilities[i])==0)

					{

					userCaps += pow(2,i);

					}

				}

			}

		}

	return  userCaps;

	}

Options::~Options()

	{

	}