1 /*

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

     3 * All rights reserved.

     4 *

     5 * This program is free software: you can redistribute it and/or modify

     6 * it under the terms of the GNU Lesser General Public License as published by

     7 * the Free Software Foundation, either version 3 of the License, or

     8 * (at your option) any later version.

     9 *

    10 * This program is distributed in the hope that it will be useful,

    11 * but WITHOUT ANY WARRANTY; without even the implied warranty of

    12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    13 * GNU Lesser General Public License for more details.

    14 * 

    15 * You should have received a copy of the GNU Lesser General Public License

    16 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

    17 */

    18 

    19 #include <fcntl.h>

    20 #include <sys/types.h>

    21 #include <unistd.h>

    22 #include <cstring>

    23 

    24 #include "elfromerror.h"

    25 #include "e32romimage.h"

    26 

    27 

    28 void E32RomImage::SetupRomData(){

    29 	// see if there's a header on the image.

    30 	iRomFile.GetData(&iE32RomHeader, sizeof(iE32RomHeader));

    31 	

    32 	// In general the 'name' is of the form EPOC*ROM.

    33 	// We are looking for ARM roms for the moment so check for EPOCARM and error on anything

    34 	// else which matches EPOC*ROM

    35     bool isEPOCHeader = !strncmp((const char *)&iE32RomHeader.name[0], "EPOC", 4) && 

    36     				(strstr((const char *)&iE32RomHeader.name[0], "ROM") != NULL);

    37     bool isARMHeader = !strncmp((const char *)&iE32RomHeader.name[0], "EPOCARM", 7);

    38 

    39     if(isARMHeader)

    40     	iRomFile.SetOffset(sizeof(iE32RomHeader));

    41     else if (isEPOCHeader) 

    42     	errx(EX_NOINPUT, "unsupported rom type: %s\n", (const char *)&iE32RomHeader.name[0]);

    43 }

    44 

    45 void E32RomImage::GetFileFragmentData(FileFragmentData & aFileFragmentData ){

    46 	assert(iRomFile.Size() > 0);

    47 	if (!iData)

    48 		iData = iRomFile.GetData();

    49 	SetFileFragmentData(aFileFragmentData, Size(), reinterpret_cast<char *>(iData));

    50 }

    51 

    52 void E32RomImage::DeleteFileFragmentData(){ 

    53 	if (iData) {

    54 		char * d = iData;

    55 		iData = NULL;

    56 		delete [] d; 

    57 	}

    58 }