prime/tools/dol_diff.py

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from sys import argv
def nextU32(f):
dat = f.read(4)
return int.from_bytes(dat, 'big')
with open(argv[1], 'rb') as dol:
offsets = [nextU32(dol) for i in range(18)]
addresses = [nextU32(dol) for i in range(18)]
sizes = [nextU32(dol) for i in range(18)]
target = int(argv[2], 16)
for i in range(0, 0x18):
offset = offsets[i]
size = sizes[i]
if offset <= target < offset + size:
section = i
delta = target - offset
break
print(hex(addresses[section] + delta))