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python/firmware: support bootloader headers

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matejcik 2019-12-18 13:14:44 +01:00 committed by Pavol Rusnak
parent 7e6b39cd8e
commit 6cd976fdee
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1 changed files with 6 additions and 1 deletions
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python/src/trezorlib/firmware.py
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@ -86,6 +86,11 @@ class ToifMode(Enum):
grayscale = b"g" grayscale = b"g"
class HeaderType(Enum):
FIRMWARE = b"TRZF"
BOOTLOADER = b"TRZB"
class EnumAdapter(c.Adapter): class EnumAdapter(c.Adapter):
def __init__(self, subcon, enum): def __init__(self, subcon, enum):
self.enum = enum self.enum = enum
@ -160,7 +165,7 @@ VersionLong = c.Struct(
FirmwareHeader = c.Struct( FirmwareHeader = c.Struct(
"_start_offset" / c.Tell, "_start_offset" / c.Tell,
"magic" / c.Const(b"TRZF"), "magic" / EnumAdapter(c.Bytes(4), HeaderType),
"header_len" / c.Int32ul, "header_len" / c.Int32ul,
"expiry" / c.Int32ul, "expiry" / c.Int32ul,
"code_length" / c.Rebuild( "code_length" / c.Rebuild(