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Ghidra import_memory_map_from_other_program (assumes tool as program loaded and another program named 'FragmentBundle_F.prx' exists)
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def import_memory_map_from_other_program( program2_name ): | |
program2_file = state.getProject().getProjectData().getRootFolder().getFile(program2_name) | |
program2 = program2_file.getImmutableDomainObject(currentProgram,ghidra.framework.model.DomainFile.DEFAULT_VERSION,monitor) | |
try: | |
# process each memory block from program2 | |
for memblock in program2.getMemory().getBlocks(): | |
#memblock = program2.getMemory().getBlocks()[0] | |
if memblock.isOverlay() or not memblock.isInitialized(): | |
print('Memblock "{}" of "{}" is overlay or not initialized. Skipping.'.format(memblock.getName(),program2_name)) | |
continue | |
membock_file_offset = program2.getMemory().getAddressSourceInfo( memblock.getStart() ).getFileOffset() | |
memblock_filename = program2.getMemory().getAddressSourceInfo( memblock.getStart() ).getFileName() | |
print('Processing memory block "{}" of "{}" with start "0x{}", end "0x{}" and file offset "0x{:x}".'.format(memblock.getName(),program2_name,memblock.getStart(),memblock.getEnd(),membock_file_offset)) | |
if currentProgram.getMemory().getAddressSourceInfo( memblock.getStart() ) or currentProgram.getMemory().getAddressSourceInfo( memblock.getEnd() ): | |
print('Memblock "{}" of "{}" collides with memory in current program. Skipping.'.format(memblock.getName(),program2_name)) | |
#newmemblock = currentProgram.getMemory().getAddressSourceInfo( memblock.getStart() ).getMemoryBlockSourceInfo().getMemoryBlock() | |
continue | |
# check if filebytes mapping already exists for memblock_filename | |
filebytes = [ x for x in currentProgram.getMemory().getAllFileBytes() if x.getFilename() == memblock_filename ] | |
if filebytes: | |
filebytes = filebytes[0] | |
else: | |
try: | |
newfileinputstream = java.io.FileInputStream( memblock_filename ) | |
except java.io.FileNotFoundException as error: | |
# couldn't open memblock_filename, so try with program2.getExecutablePath() | |
if program2.getExecutablePath().endswith( memblock_filename ): | |
newfileinputstream = java.io.FileInputStream( program2.getExecutablePath() ) | |
else: | |
raise error | |
badly_guessed_file_size = newfileinputstream.available() | |
#FileBytes createFileBytes(java.lang.String filename, long offset, long size, java.io.InputStream is, TaskMonitor monitor) | |
filebytes = currentProgram.getMemory().createFileBytes( memblock_filename, 0, badly_guessed_file_size, newfileinputstream, monitor ) | |
#createInitializedBlock(java.lang.String name, Address start, filebytes, long offset, long size, boolean overlay) | |
try: | |
newmemblock = currentProgram.getMemory().createInitializedBlock( memblock.getName(), memblock.getStart(), filebytes, membock_file_offset, memblock.getSize(), False ) | |
except java.lang.IndexOutOfBoundsException: | |
# badly workaround section extending past file bounds | |
newmemblock = currentProgram.getMemory().createInitializedBlock( memblock.getName(), memblock.getStart(), filebytes, membock_file_offset, filebytes.getSize() - membock_file_offset, False ) | |
newmemblock.setPermissions( memblock.isRead(), memblock.isWrite(), memblock.isExecute() ) | |
if memblock.getName(): | |
newmemblock.setName( '{}: {}'.format( memblock_filename, memblock.getName() ) ) | |
if memblock.getSourceName(): | |
newmemblock.setSourceName( '{}: {}'.format( memblock_filename, memblock.getSourceName() ) ) | |
else: | |
newmemblock.setSourceName( memblock_filename ) | |
if memblock.getComment(): | |
newmemblock.setComment( '{}: {}'.format( memblock_filename, memblock.getComment() ) ) | |
finally: | |
# cleanup | |
program2.release(currentProgram) | |
import_memory_map_from_other_program( "FragmentBundle_F.prx" ) | |
import_memory_map_from_other_program( "libkernel.prx" ) | |
import_memory_map_from_other_program( "libSceVideoOut.prx" ) |
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