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3 Commits
43e29ab277
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c2b287c228
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| c2b287c228 | |||
| 641fcad840 | |||
| da607f3158 |
@ -1,9 +1,15 @@
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import struct
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import struct
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# BUG: I am dumb and used struct.pack to read values like a moron
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# need to move to using struct.unpack and loading the size from the
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# save file to make sure the entire label is retrieved
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# Format for structure in notes.md
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class OFFSETS:
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class OFFSETS:
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VERSION = 0x42e
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VERSION = 0x42e
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KEYS = 0x12DB
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KEYS_LABEL = 0x12DB
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KEYS_VALUE = 0x12F9
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ACCOUNT_LEVEL = 0x12AD
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ACCOUNT_LEVEL = 0x12AD
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@ -20,13 +26,22 @@ def load_save(save_file_name):
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print(f"Failed to read save file: {e}")
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print(f"Failed to read save file: {e}")
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def get_key_value(save):
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try:
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data = struct.pack(">i", save[OFFSETS.KEYS_VALUE])
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return data
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except struct.error as e:
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print(f"{e}")
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def verify_save(save):
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def verify_save(save):
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try:
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try:
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struct.pack("bbbb", *save[:4]) == b"GVAS"
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struct.pack("bbbb", *save[:4]) == b"GVAS"
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token = _bytes_to_string(read_token_at_offset(save, OFFSETS.VERSION))
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token = _bytes_to_string(read_token_at_offset(save, OFFSETS.VERSION))
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if token == "CrabChampionsVersion":
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if token == "CrabChampionsVersion":
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return True
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return True
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except struct.error:
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except struct.error as e:
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print(f"{e}")
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return False
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return False
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@ -44,7 +59,7 @@ def read_token_at_offset(save, offset, size=1):
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save = load_save("./test.sav")
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save = load_save("./test.sav")
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if verify_save(save):
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if verify_save(save):
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print("Save appears to be a save file of some kind")
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print("Save is a valid Crab Champions save")
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else:
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else:
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print("The fuck is this shit mate")
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print("The fuck is this shit mate")
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exit()
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exit()
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@ -53,5 +68,6 @@ else:
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# Should be fine to do shit here
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# Should be fine to do shit here
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# print(read_token_at_offset(save, 0x12DB)) # Keys
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# print(read_token_at_offset(save, 0x12DB)) # Keys
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# print(read_token_at_offset(save, 0x12AD)) # AccountLevel
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# print(read_token_at_offset(save, 0x12AD)) # AccountLevel
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token = read_token_at_offset(save, OFFSETS.KEYS)
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token = read_token_at_offset(save, OFFSETS.KEYS_LABEL)
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print(_bytes_to_string(token))
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# print(_bytes_to_string(token))
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print(f"You have {int.from_bytes(get_key_value(save))} keys")
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