Martin Michelsen
38 lines
813 B
ArmAsm
38 lines
813 B
ArmAsm
mflr r12
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bl get_data_ptr
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get_data_ptr_ret:
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mflr r11
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lwz r10, [r11]
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# Copy part1 data into place
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lwz r3, [r10 + 0x08]
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addi r4, r11, 0x0008
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li r5, 0x41C
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bl memcpy
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# Copy part2 data into place, but retain the values of a few metadata fields
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# so the game won't think the file is corrupt
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lwz r3, [r10 + 0x0C]
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lwz r7, [r3 + 0x04] # creation_timestamp
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lwz r8, [r3 + 0x08] # signature
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lwz r9, [r3 + 0x14] # save_count
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addi r4, r11, 0x0424
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lwz r5, [r11 + 4]
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bl memcpy
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lwz r3, [r10 + 0x0C]
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stw [r3 + 0x04], r7 # creation_timestamp
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stw [r3 + 0x08], r8 # signature
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stw [r3 + 0x14], r9 # save_count
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li r3, 1
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mtlr r12
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blr
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memcpy:
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.include CopyDataWords
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blr
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get_data_ptr:
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bl get_data_ptr_ret
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