def dump(start, end, path): # Make sure that the right mode is set settings.memdump = True # Initialize and lower DMA shield if not settings.filemode: fw = FireWire() starttime = time.time() device_index = fw.select_device() # Print selection msg('*', 'Selected device: {0}'.format(fw.vendors[device_index])) # Lower DMA shield or use a file as input device = None if settings.filemode: device = MemoryFile(settings.filename, settings.PAGESIZE) else: elapsed = int(time.time() - starttime) device = fw.getdevice(device_index, elapsed) requestsize = settings.max_request_size size = end - start #filename = 'memdump_{0}-{1}.bin'.format(hex(start), hex(end)) #path added for Pac4Mac filename = path file = open(filename, 'wb') msg('*', 'Dumping from {0:#x} to {1:#x}, a total of {2} MiB'.format(start, end, size/settings.MiB)) try: for i in range(start, end, requestsize): # Avoid accessing upper memory area if we are using FireWire if needtoavoid(i): data = b'\x00' * requestsize else: data = device.read(i, requestsize) file.write(data) # Print status dumped = (i - start) // settings.MiB sys.stdout.write('[*] Dumping memory, {0:>4d} MiB so far'.format(dumped)) if settings.verbose: sys.stdout.write('. Sample data read: {0}'.format(bytes2hexstr(data)[0:24])) sys.stdout.write('\r') sys.stdout.flush() file.close() print() # Filler msg('*', 'Dumped memory to file {0}'.format(filename)) device.close() except KeyboardInterrupt: file.close() print() msg('*', 'Dumped memory to file {0}'.format(filename)) raise KeyboardInterrupt
def dump(start, end): # Make sure that the right mode is set cfg.memdump = True requestsize = cfg.max_request_size size = end - start # Open file for writing filename = '{0}_{1}-{2}.bin'.format(cfg.memdump_prefix, hex(start), hex(end)) file = open(filename, 'wb') # Ensure correct denomination if size % cfg.GiB == 0: s = '{0} GiB'.format(size // cfg.GiB) elif size % cfg.MiB == 0: s = '{0} MiB'.format(size // cfg.MiB) else: s = '{0} KiB'.format(size // cfg.KiB) term.info('Dumping from {0:#x} to {1:#x}, a total of {2}'.format( start, end, s)) # Initialize and lower DMA shield if not cfg.filemode: fw = firewire.FireWire() starttime = time.time() device_index = fw.select_device() # Print selection term.info('Selected device: {0}'.format(fw.vendors[device_index])) # Lower DMA shield or use a file as input device = None if cfg.filemode: device = util.MemoryFile(cfg.filename, cfg.PAGESIZE) else: elapsed = int(time.time() - starttime) device = fw.getdevice(device_index, elapsed) # Progress bar prog = term.ProgressBar(min_value=start, max_value=end, total_width=cfg.termwidth, print_data=cfg.verbose) try: for i in range(start, end, requestsize): # Edge case, make sure that we don't read beyond the end if i + requestsize > end: requestsize = end - i # Avoid accessing upper memory area if we are using FireWire if util.needtoavoid(i): data = b'\x00' * requestsize else: data = device.read(i, requestsize) file.write(data) # Print status prog.update_amount(i + requestsize, data) prog.draw() file.close() print() # Filler term.info('Dumped memory to file {0}'.format(filename)) device.close() except KeyboardInterrupt: file.close() print() term.info('Dumped memory to file {0}'.format(filename)) raise KeyboardInterrupt
def dump(start, end): # Make sure that the right mode is set cfg.memdump = True requestsize = cfg.max_request_size size = end - start # Open file for writing filename = '{0}_{1}-{2}.bin'.format(cfg.memdump_prefix, hex(start), hex(end)) file = open(filename, 'wb') # Ensure correct denomination if size % cfg.GiB == 0: s = '{0} GiB'.format(size//cfg.GiB) elif size % cfg.MiB == 0: s = '{0} MiB'.format(size//cfg.MiB) else: s = '{0} KiB'.format(size//cfg.KiB) info('Dumping from {0:#x} to {1:#x}, a total of {2}'.format(start, end, s)) # Initialize and lower DMA shield if not cfg.filemode: fw = FireWire() starttime = time.time() device_index = fw.select_device() # Print selection info('Selected device: {0}'.format(fw.vendors[device_index])) # Lower DMA shield or use a file as input device = None if cfg.filemode: device = MemoryFile(cfg.filename, cfg.PAGESIZE) else: elapsed = int(time.time() - starttime) device = fw.getdevice(device_index, elapsed) # Progress bar prog = ProgressBar(min_value = start, max_value = end, total_width = cfg.termwidth, print_data = cfg.verbose) try: for i in range(start, end, requestsize): # Edge case, make sure that we don't read beyond the end if i + requestsize > end: requestsize = end - i # Avoid accessing upper memory area if we are using FireWire if needtoavoid(i): data = b'\x00' * requestsize else: data = device.read(i, requestsize) file.write(data) # Print status prog.update_amount(i + requestsize, data) prog.draw() file.close() print() # Filler info('Dumped memory to file {0}'.format(filename)) device.close() except KeyboardInterrupt: file.close() print() info('Dumped memory to file {0}'.format(filename)) raise KeyboardInterrupt