73 lines
3.2 KiB
Python
73 lines
3.2 KiB
Python
from .stringstruct import StringStruct
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from .namedtuplestruct import NamedTupleStruct
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class MyParcelStruct(NamedTupleStruct, StringStruct):
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pass
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MAGIC = b'prcl\x01\x00\x00\x00'
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def pad(offset, align):
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x = offset + align - 1
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x -= x % align
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return x
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PrclNodeStruct = MyParcelStruct('>I 4s I I I I 32s 32s', name='PrclNodeStruct',
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fields=['link', 'ostype', 'hdr_size', 'flags', 'n_children', 'child_size', 'a', 'b'])
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PrclChildStruct = MyParcelStruct('>4s I 4s I I I I 32s', name='PrclChildStruct',
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fields=['ostype', 'flags', 'compress', 'unpackedlen', 'cksum', 'packedlen', 'ptr', 'name'])
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SuperMarioHeader = NamedTupleStruct('>I I B B I I H B B L L L L L L B B 4L L L L L', name='SuperMarioHeader',
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fields=['CheckSum', 'ResetPC', 'MachineNumber', 'ROMVersion',
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'ReStartJMP', 'BadDiskJMP', 'ROMRelease', 'PatchFlags', 'unused1',
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'ForeignOSTbl', 'RomRsrc', 'EjectJMP', 'DispTableOff',
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'CriticalJMP', 'ResetEntryJMP', 'RomLoc', 'unused2', 'CheckSum0',
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'CheckSum1', 'CheckSum2', 'CheckSum3', 'RomSize', 'EraseIconOff',
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'InitSys7ToolboxOff', 'SubVers'])
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SuperMarioForeignOS = NamedTupleStruct('>7I', name='SuperMarioForeignOS',
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fields=['InitDispatcher', 'EMT1010', 'BadTrap', 'StartSDeclMgr',
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'InitMemVect', 'SwitchMMU', 'InitRomVectors'])
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COMBO_FIELDS = {
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0x40 << 56: 'AppleTalk1',
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0x20 << 56: 'AppleTalk2',
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0x30 << 56: 'AppleTalk2_NetBoot_FPU',
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0x08 << 56: 'AppleTalk2_NetBoot_NoFPU',
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0x10 << 56: 'NetBoot',
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0x78 << 56: 'AllCombos',
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}
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ResHeader = NamedTupleStruct('>L B B H H 6x', name='ResHeader',
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fields=['offsetToFirst', 'maxValidIndex', 'comboFieldSize',
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'comboVersion', 'headerSize'])
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ResEntry = NamedTupleStruct('>Q L L 4s h B 256p', name='ResEntry',
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fields=['combo', 'offsetToNext', 'offsetToData', 'rsrcType',
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'rsrcID', 'rsrcAttr', 'rsrcName'])
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def ResEntry_padded_len(entry_tuple):
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return pad(ResEntry.size - 256 + len(entry_tuple.rsrcName), 16)
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FakeMMHeader = NamedTupleStruct('>4s L L L', name='FakeMMHeader',
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fields=['MagicKurt', 'MagicC0A00000', 'dataSizePlus12', 'bogusOff'])
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ConfigInfo = NamedTupleStruct('>40x lLL lL lL lL lL lL lL 16sLLL LL LLLLbxxx LLLLL L LLLLLL 128s128s128s128s 128s LLLL L L lL LLL', name='ConfigInfo',
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fields=['ROMImageBaseOffset', 'ROMImageSize', 'ROMImageVersion',
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'Mac68KROMOffset', 'Mac68KROMSize', 'ExceptionTableOffset',
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'ExceptionTableSize', 'HWInitCodeOffset', 'HWInitCodeSize',
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'KernelCodeOffset', 'KernelCodeSize', 'EmulatorCodeOffset',
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'EmulatorCodeSize', 'OpcodeTableOffset', 'OpcodeTableSize',
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'BootstrapVersion', 'BootVersionOffset', 'ECBOffset',
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'IplValueOffset', 'EmulatorEntryOffset', 'KernelTrapTableOffset',
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'TestIntMaskInit', 'ClearIntMaskInit', 'PostIntMaskInit',
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'LA_InterruptCtl', 'InterruptHandlerKind', 'LA_InfoRecord',
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'LA_KernelData', 'LA_EmulatorData', 'LA_DispatchTable',
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'LA_EmulatorCode', 'MacLowMemInitOffset', 'PageAttributeInit',
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'PageMapInitSize', 'PageMapInitOffset', 'PageMapIRPOffset',
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'PageMapKDPOffset', 'PageMapEDPOffset', 'SegMap32SupInit', 'SegMap32UsrInit', 'SegMap32CPUInit', 'SegMap32OvlInit', 'BATRangeInit',
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'BatMap32SupInit', 'BatMap32UsrInit', 'BatMap32CPUInit',
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'BatMap32OvlInit', 'SharedMemoryAddr', 'PA_RelocatedLowMemInit',
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'OpenFWBundleOffset', 'OpenFWBundleSize', 'LA_OpenFirmware',
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'PA_OpenFirmware', 'LA_HardwarePriv'])
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