def read_addr(self, addr, block_count=8, read_type=0):
cdb = _scsi_read10(addr, block_count, reserved_byte=read_type)
data = py_sg.read(self.dev, cdb, self.BLOCK_SIZE * block_count)
return array.array('B', data)
def read_handy_store(page): cdb = [0xD8,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x01,0x00] i = 2 for c in htonl(page): cdb[i] = ord(c) i+=1 data = py_sg.read(dev, _scsi_pack_cdb(cdb), BLOCK_SIZE) return data
def get_encryption_status():
cdb = [0xC0, 0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x00]
data = py_sg.read(dev, _scsi_pack_cdb(cdb), BLOCK_SIZE)
if ord(data[0]) != 0x45:
print fail("Wrong encryption status signature %s" % hex(ord(data[0])))
sys.exit(1)
## SecurityStatus, CurrentChiperID, KeyResetEnabler
return (ord(data[3]), ord(data[4]), data[8:12])
def read_addr(self, addr, block_count=8, read_type=0):
cdb = _scsi_read10(addr, block_count, reserved_byte=read_type)
data = py_sg.read(self.dev, cdb, self.BLOCK_SIZE * block_count)
return array.array('B', data)
def read_handy_store(page):
cdb = [0xD8, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x01, 0x00]
i = 2
for c in htonl(page):
cdb[i] = ord(c)
i += 1
data = py_sg.read(dev, _scsi_pack_cdb(cdb), BLOCK_SIZE)
return data
def get_encryption_status():
cdb = [0xC0, 0x45, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x00]
data = py_sg.read(dev, _scsi_pack_cdb(cdb), BLOCK_SIZE)
if ord(data[0]) != 0x45:
print fail("Wrong encryption status signature %s" % hex(ord(data[0])))
sys.exit(1)
## SecurityStatus, CurrentChiperID, KeyResetEnabler
return (ord(data[3]), ord(data[4]), data[8:12])
def read_serial(dev):
"""
SCSI Read(10) command with byte nr. 7 set to 0x03
will return empty data with the the serial at the end.
"""
cmd = [0x28, 0, 0, 0, 0, 0, 0x03, 0, 0, 0]
s = struct.pack('>H', 4)
cmd[7] = ord(s[0])
cmd[8] = ord(s[1])
return py_sg.read(dev, pack_scsi_cmd(cmd), 2048)[-16:]
def read_serial(dev):
"""
SCSI Read(10) command with byte nr. 7 set to 0x03
will return empty data with the the serial at the end.
"""
cmd = [0x28, 0, 0, 0, 0, 0, 0x03, 0, 0, 0]
s = struct.pack('>H', 4)
cmd[7] = ord(s[0])
cmd[8] = ord(s[1])
return py_sg.read(dev, pack_scsi_cmd(cmd), 2048)[-16:]
def read_block(dev, addr):
"""
SCSI Read(10) command with byte nr. 7 set to 0x10
will return the data on the device in blocks of 4096 bytes.
"""
cmd = [0x28, 0, 0, 0, 0, 0, 0x10, 0, 0, 0]
blocks = 8
a = struct.pack('>I', addr)
cmd[2] = ord(a[0])
cmd[3] = ord(a[1])
cmd[4] = ord(a[2])
cmd[5] = ord(a[3])
s = struct.pack('>H', blocks)
cmd[7] = ord(s[0])
cmd[8] = ord(s[1])
return py_sg.read(dev, pack_scsi_cmd(cmd), 512 * blocks)
def read_block(dev, addr):
"""
SCSI Read(10) command with byte nr. 7 set to 0x10
will return the data on the device in blocks of 4096 bytes.
"""
cmd = [0x28, 0, 0, 0, 0, 0, 0x10, 0, 0, 0]
blocks = 8
a = struct.pack('>I', addr)
cmd[2] = ord(a[0])
cmd[3] = ord(a[1])
cmd[4] = ord(a[2])
cmd[5] = ord(a[3])
s = struct.pack('>H', blocks)
cmd[7] = ord(s[0])
cmd[8] = ord(s[1])
return py_sg.read(dev, pack_scsi_cmd(cmd), 512 * blocks)
