Finish generator poc
This commit is contained in:
JoshuaMK
parent
fee326a5d8
commit
34487fc102
1 changed files with 218 additions and 125 deletions
337
geckocode.py
337
geckocode.py
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@ -1,5 +1,6 @@
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from enum import Enum
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from io import BytesIO
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from os import makedirs
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from pathlib import Path
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from typing import Any, Generator, IO, List, Tuple, Union
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@ -60,7 +61,7 @@ class GeckoCode(object):
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WRITE_BRANCH = 0xC6
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SWITCH = 0xCC
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ADDR_RANGE_CHECK = 0xCE
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TERMINATE = 0xE0
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TERMINATOR = 0xE0
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ENDIF = 0xE2
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EXIT = 0xF0
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ASM_INSERT_XOR = 0xF2
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@ -81,6 +82,12 @@ class GeckoCode(object):
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@staticmethod
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def int_to_type(id: int) -> Type:
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id &= 0xFE
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if id == 0xF4:
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return GeckoCode.Type.ASM_INSERT_XOR
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elif id >= 0xF0:
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return GeckoCode.Type(id & 0xFE)
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else:
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return GeckoCode.Type(id & 0xEE)
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@staticmethod
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@ -155,7 +162,7 @@ class GeckoCode(object):
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address = 0x80000000 | (int.from_bytes(
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metadata, byteorder="big", signed=False) & 0x1FFFFFF)
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codetype = GeckoCode.int_to_type((int.from_bytes(
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metadata, "big", signed=False) >> 24) & 0xFF)
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metadata, "big", signed=False) >> 24) & 0xFE)
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isPointerType = (codetype & 0x10 != 0)
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if codetype == GeckoCode.Type.WRITE_8:
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@ -329,7 +336,8 @@ class GeckoCode(object):
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value = int.from_bytes(info, "big", signed=False)
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size = (int.from_bytes(metadata, "big",
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signed=False) & 0x00FFFF00) >> 8
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register = (int.from_bytes(metadata, "big", signed=False) & 0xF0) >> 4
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register = (int.from_bytes(
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metadata, "big", signed=False) & 0xF0) >> 4
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otherRegister = int.from_bytes(metadata, "big", signed=False) & 0xF
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return MemoryCopyTo(value, size, otherRegister, register, isPointerType)
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elif codetype == GeckoCode.Type.MEMCPY_2:
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@ -337,9 +345,117 @@ class GeckoCode(object):
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value = int.from_bytes(info, "big", signed=False)
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size = (int.from_bytes(metadata, "big",
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signed=False) & 0x00FFFF00) >> 8
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register = (int.from_bytes(metadata, "big", signed=False) & 0xF0) >> 4
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register = (int.from_bytes(
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metadata, "big", signed=False) & 0xF0) >> 4
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otherRegister = int.from_bytes(metadata, "big", signed=False) & 0xF
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return MemoryCopyFrom(value, size, otherRegister, register, isPointerType)
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elif codetype == GeckoCode.Type.GECKO_IF_EQ_16:
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info = f.read(4)
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register = (int.from_bytes(info, "big", signed=False)
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& 0x0F000000) >> 24
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otherRegister = (int.from_bytes(
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info, "big", signed=False) & 0xF0000000) >> 28
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mask = int.from_bytes(info, "big", signed=False) & 0xFFFF
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return GeckoIfEqual16(address, register, otherRegister, isPointerType, (address & 1) == 1, mask)
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elif codetype == GeckoCode.Type.GECKO_IF_NEQ_16:
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info = f.read(4)
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register = (int.from_bytes(info, "big", signed=False)
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& 0x0F000000) >> 24
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otherRegister = (int.from_bytes(
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info, "big", signed=False) & 0xF0000000) >> 28
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mask = int.from_bytes(info, "big", signed=False) & 0xFFFF
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return GeckoIfNotEqual16(address, register, otherRegister, isPointerType, (address & 1) == 1, mask)
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elif codetype == GeckoCode.Type.GECKO_IF_GT_16:
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info = f.read(4)
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register = (int.from_bytes(info, "big", signed=False)
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& 0x0F000000) >> 24
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otherRegister = (int.from_bytes(
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info, "big", signed=False) & 0xF0000000) >> 28
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mask = int.from_bytes(info, "big", signed=False) & 0xFFFF
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return GeckoIfGreaterThan16(address, register, otherRegister, isPointerType, (address & 1) == 1, mask)
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elif codetype == GeckoCode.Type.GECKO_IF_LT_16:
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info = f.read(4)
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register = (int.from_bytes(info, "big", signed=False)
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& 0x0F000000) >> 24
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otherRegister = (int.from_bytes(
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info, "big", signed=False) & 0xF0000000) >> 28
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mask = int.from_bytes(info, "big", signed=False) & 0xFFFF
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return GeckoIfLesserThan16(address, register, otherRegister, isPointerType, (address & 1) == 1, mask)
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elif codetype == GeckoCode.Type.COUNTER_IF_EQ_16:
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info = f.read(4)
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counter = (int.from_bytes(metadata, "big", signed=False) & 0xFFFF0) >> 4
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flags = int.from_bytes(metadata, "big", signed=False) & 9
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mask = (int.from_bytes(info, "big", signed=False) & 0xFFFF0000) >> 16
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value = int.from_bytes(info, "big", signed=False) & 0xFFFF
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return CounterIfEqual16(value, mask, flags, counter)
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elif codetype == GeckoCode.Type.COUNTER_IF_NEQ_16:
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info = f.read(4)
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counter = (int.from_bytes(metadata, "big", signed=False) & 0xFFFF0) >> 4
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flags = int.from_bytes(metadata, "big", signed=False) & 9
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mask = (int.from_bytes(info, "big", signed=False) & 0xFFFF0000) >> 16
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value = int.from_bytes(info, "big", signed=False) & 0xFFFF
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return CounterIfNotEqual16(value, mask, flags, counter)
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elif codetype == GeckoCode.Type.COUNTER_IF_GT_16:
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info = f.read(4)
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counter = (int.from_bytes(metadata, "big", signed=False) & 0xFFFF0) >> 4
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flags = int.from_bytes(metadata, "big", signed=False) & 9
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mask = (int.from_bytes(info, "big", signed=False) & 0xFFFF0000) >> 16
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value = int.from_bytes(info, "big", signed=False) & 0xFFFF
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return CounterIfGreaterThan16(value, mask, flags, counter)
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elif codetype == GeckoCode.Type.COUNTER_IF_LT_16:
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info = f.read(4)
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counter = (int.from_bytes(metadata, "big", signed=False) & 0xFFFF0) >> 4
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flags = int.from_bytes(metadata, "big", signed=False) & 9
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mask = (int.from_bytes(info, "big", signed=False) & 0xFFFF0000) >> 16
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value = int.from_bytes(info, "big", signed=False) & 0xFFFF
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return CounterIfLesserThan16(value, mask, flags, counter)
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elif codetype == GeckoCode.Type.ASM_EXECUTE:
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info = f.read(4)
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size = int.from_bytes(info, "big", signed=False)
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return AsmExecute(f.read(size << 3))
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elif codetype == GeckoCode.Type.ASM_INSERT:
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info = f.read(4)
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size = int.from_bytes(info, "big", signed=False)
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return AsmInsert(f.read(size << 3), address, isPointerType)
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elif codetype == GeckoCode.Type.ASM_INSERT_L:
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info = f.read(4)
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size = int.from_bytes(info, "big", signed=False)
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return AsmInsertLink(f.read(size << 3), address, isPointerType)
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elif codetype == GeckoCode.Type.WRITE_BRANCH:
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info = f.read(4)
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dest = int.from_bytes(info, "big", signed=False)
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return WriteBranch(dest, address, isPointerType)
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elif codetype == GeckoCode.Type.SWITCH:
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return Switch()
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elif codetype == GeckoCode.Type.ADDR_RANGE_CHECK:
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info = f.read(4)
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value = int.from_bytes(info, "big", signed=False)
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endif = int.from_bytes(metadata, "big", signed=False) & 0x1
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return AddressRangeCheck(value, isPointerType, endif)
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elif codetype == GeckoCode.Type.TERMINATOR:
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info = f.read(4)
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value = int.from_bytes(info, "big", signed=False)
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return Terminator(value)
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elif codetype == GeckoCode.Type.ENDIF:
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info = f.read(4)
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value = int.from_bytes(info, "big", signed=False)
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inverse = (int.from_bytes(metadata, "big", signed=False) & 0x00F00000) >> 24
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numEndifs = int.from_bytes(metadata, "big", signed=False) & 0xFF
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return Endif(value, inverse, numEndifs)
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elif codetype == GeckoCode.Type.EXIT:
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return Exit()
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elif codetype == GeckoCode.Type.ASM_INSERT_XOR:
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info = f.read(4)
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size = int.from_bytes(info, "big", signed=False) & 0x000000FF
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xor = int.from_bytes(info, "big", signed=False) & 0x00FFFF00
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num = int.from_bytes(info, "big", signed=False) & 0xFF000000
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pointer = codetype == 0xF4
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return AsmInsertXOR(f.read(size << 3), address, pointer, xor, num)
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elif codetype == GeckoCode.Type.BRAINSLUG_SEARCH:
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info = f.read(4)
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value = int.from_bytes(info, "big", signed=False)
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size = int.from_bytes(metadata, "big", signed=False) & 0x000000FF
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return BrainslugSearch(f.read(size << 3), address, [(value & 0xFFFF0000) >> 16, value & 0xFFFF])
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def __init__(self):
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raise InvalidGeckoCodeError(
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@ -765,7 +881,11 @@ class IfEqual32(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class IfNotEqual32(GeckoCode):
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@ -825,7 +945,11 @@ class IfNotEqual32(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class IfGreaterThan32(GeckoCode):
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@ -885,7 +1009,11 @@ class IfGreaterThan32(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class IfLesserThan32(GeckoCode):
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@ -945,7 +1073,11 @@ class IfLesserThan32(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class IfEqual16(GeckoCode):
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@ -1006,7 +1138,11 @@ class IfEqual16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class IfNotEqual16(GeckoCode):
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@ -1067,7 +1203,11 @@ class IfNotEqual16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class IfGreaterThan16(GeckoCode):
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@ -1128,7 +1268,11 @@ class IfGreaterThan16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class IfLesserThan16(GeckoCode):
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@ -1189,7 +1333,11 @@ class IfLesserThan16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class BaseAddressLoad(GeckoCode):
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@ -2312,7 +2460,11 @@ class GeckoIfEqual16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class GeckoIfNotEqual16(GeckoCode):
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@ -2369,7 +2521,11 @@ class GeckoIfNotEqual16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class GeckoIfGreaterThan16(GeckoCode):
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@ -2426,7 +2582,11 @@ class GeckoIfGreaterThan16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class GeckoIfLesserThan16(GeckoCode):
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@ -2483,7 +2643,11 @@ class GeckoIfLesserThan16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class GeckoIfLesserThan16(GeckoCode):
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@ -2540,7 +2704,11 @@ class GeckoIfLesserThan16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class CounterIfEqual16(GeckoCode):
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@ -2600,7 +2768,11 @@ class CounterIfEqual16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class CounterIfNotEqual16(GeckoCode):
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@ -2660,7 +2832,11 @@ class CounterIfNotEqual16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class CounterIfGreaterThan16(GeckoCode):
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@ -2720,7 +2896,11 @@ class CounterIfGreaterThan16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class CounterIfLesserThan16(GeckoCode):
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@ -2780,7 +2960,11 @@ class CounterIfLesserThan16(GeckoCode):
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return len(self.children) + 1
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def populate_from_bytes(self, f: IO):
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pass
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code = GeckoCode.bytes_to_geckocode(f)
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while code != Terminator:
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self.add_child(code)
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code = GeckoCode.bytes_to_geckocode(f)
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self.add_child(code)
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class AsmExecute(GeckoCode):
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@ -3029,7 +3213,7 @@ class AddressRangeCheck(GeckoCode):
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class Terminator(GeckoCode):
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def __init__(self, value: int, isPointer: bool = False, numEndifs: int = 0):
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def __init__(self, value: int):
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self.value = value
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def __len__(self) -> int:
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@ -3062,7 +3246,7 @@ class Terminator(GeckoCode):
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@property
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def codetype(self) -> GeckoCode.Type:
|
||||
return GeckoCode.Type.TERMINATE
|
||||
return GeckoCode.Type.TERMINATOR
|
||||
|
||||
@property
|
||||
def value(self) -> int:
|
||||
|
|
@ -3152,8 +3336,10 @@ class Exit(GeckoCode):
|
|||
|
||||
|
||||
class AsmInsertXOR(GeckoCode):
|
||||
def __init__(self, value: bytes, address: int = 0, isPointer: bool = False):
|
||||
def __init__(self, value: bytes, address: int = 0, isPointer: bool = False, mask: int = 0, xorCount: int = 0):
|
||||
self.value = value
|
||||
self.mask = mask
|
||||
self.xorCount = xorCount
|
||||
self.address = address
|
||||
self.isPointer = isPointer
|
||||
|
||||
|
|
@ -3241,101 +3427,8 @@ class BrainslugSearch(GeckoCode):
|
|||
return len(self.children) + 1
|
||||
|
||||
def populate_from_bytes(self, f: IO):
|
||||
pass
|
||||
|
||||
"""
|
||||
try:
|
||||
if codetype.hex().startswith("2") or codetype.hex().startswith("3"):
|
||||
skipcodes += 1
|
||||
|
||||
elif codetype.startswith(b"\xE0"):
|
||||
skipcodes -= 1
|
||||
|
||||
elif codetype.startswith(b"\xF0"):
|
||||
codelist += b"\xF0\x00\x00\x00\x00\x00\x00\x00"
|
||||
break
|
||||
|
||||
self._rawData.seek(-8, 1)
|
||||
codelist += self._rawData.read(
|
||||
GCT.determine_codelength(codetype, info))
|
||||
|
||||
except (RuntimeError, UnmappedAddressError):
|
||||
self._rawData.seek(-8, 1)
|
||||
codelist += self._rawData.read(
|
||||
GCT.determine_codelength(codetype, info))
|
||||
"""
|
||||
|
||||
""" --------------- """
|
||||
|
||||
"""
|
||||
def add_child(self, child: "GeckoCode"):
|
||||
if self.is_ifblock():
|
||||
raise InvalidGeckoCodeError(
|
||||
"Non IF type code can't contain children")
|
||||
self._children.append(child)
|
||||
|
||||
def remove_child(self, child: "GeckoCode"):
|
||||
if self.is_ifblock():
|
||||
raise InvalidGeckoCodeError(
|
||||
"Non IF type code can't contain children")
|
||||
self._children.remove(child)
|
||||
|
||||
def virtual_length(self) -> int:
|
||||
if self.is_multiline():
|
||||
return (len(self) >> 3) + 1
|
||||
elif self.is_ifblock():
|
||||
return len(self.children) + 1
|
||||
else:
|
||||
return 1
|
||||
|
||||
def populate_from_bytes(self, f: IO):
|
||||
|
||||
|
||||
def apply(self, dol: DolFile, preprocess: bool = True):
|
||||
if not self.can_preprocess():
|
||||
return
|
||||
|
||||
if dol.is_mapped(self.address):
|
||||
dol.seek(self.address)
|
||||
if self._type in {GeckoCode.Type.WRITE_8, GeckoCode.Type.WRITE_16}:
|
||||
counter = int.from_bytes(
|
||||
self.info, byteorder="big", signed=False)
|
||||
while counter + 1 > 0:
|
||||
dol.write(self.data)
|
||||
counter -= 1
|
||||
elif self._type in {GeckoCode.Type.WRITE_32, GeckoCode.Type.WRITE_STR}:
|
||||
dol.write(self.data)
|
||||
elif self._type == GeckoCode.Type.WRITE_SERIAL:
|
||||
value = int.from_bytes(
|
||||
self.info[:4], byteorder="big", signed=False)
|
||||
_data = int.from_bytes(
|
||||
self.info[4:6], byteorder="big", signed=False)
|
||||
size = (_data & 0x3000) >> 12
|
||||
counter = _data & 0xFFF
|
||||
addressIncrement = int.from_bytes(
|
||||
self.info[6:8], byteorder="big", signed=False)
|
||||
valueIncrement = int.from_bytes(
|
||||
self.info[8:12], byteorder="big", signed=False)
|
||||
while counter + 1 > 0:
|
||||
if size == 0:
|
||||
write_ubyte(dol, value & 0xFF)
|
||||
dol.seek(-1, 1)
|
||||
elif size == 1:
|
||||
write_uint16(dol, value & 0xFFFF)
|
||||
dol.seek(-2, 1)
|
||||
elif size == 2:
|
||||
write_uint32(dol, value)
|
||||
dol.seek(-4, 1)
|
||||
else:
|
||||
raise ValueError(
|
||||
"Size type {} does not match 08 codetype specs".format(size))
|
||||
|
||||
dol.seek(addressIncrement, 1)
|
||||
value += valueIncrement
|
||||
counter -= 1
|
||||
if value > 0xFFFFFFFF:
|
||||
value -= 0x100000000
|
||||
elif self._type == GeckoCode.Type.WRITE_BRANCH:
|
||||
dol.insert_branch(int.from_bytes(
|
||||
self.info, byteorder="big", signed=False), self.address, lk=(self.address & 1) == 1)
|
||||
"""
|
||||
code = GeckoCode.bytes_to_geckocode(f)
|
||||
while code != Terminator:
|
||||
self.add_child(code)
|
||||
code = GeckoCode.bytes_to_geckocode(f)
|
||||
self.add_child(code)
|
||||
Reference in a new issue