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SNIClient/LttP: modern SNI prevents payload overflow (#2523)

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This commit is contained in:
Fabian Dill
2024-04-14 20:40:09 +02:00
committed by GitHub
parent 842a15fd3c
commit fb1cf26118
2 changed files with 8 additions and 13 deletions
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16
SNIClient.py
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@@ -564,16 +564,12 @@ async def snes_write(ctx: SNIContext, write_list: typing.List[typing.Tuple[int,
PutAddress_Request: SNESRequest = {"Opcode": "PutAddress", "Operands": [], 'Space': 'SNES'}
try:
for address, data in write_list:
while data:
# Divide the write into packets of 256 bytes.
PutAddress_Request['Operands'] = [hex(address)[2:], hex(min(len(data), 256))[2:]]
if ctx.snes_socket is not None:
await ctx.snes_socket.send(dumps(PutAddress_Request))
await ctx.snes_socket.send(data[:256])
address += 256
data = data[256:]
else:
snes_logger.warning(f"Could not send data to SNES: {data}")
PutAddress_Request['Operands'] = [hex(address)[2:], hex(min(len(data), 256))[2:]]
if ctx.snes_socket is not None:
await ctx.snes_socket.send(dumps(PutAddress_Request))
await ctx.snes_socket.send(data)
else:
snes_logger.warning(f"Could not send data to SNES: {data}")
except ConnectionClosed:
return False