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RPC protocol parsing workaround for NetApp 5.0

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Dump response lists protocols with trailing null byte
This commit is contained in:
nnposter
2020-01-09 22:36:35 +00:00
parent b1d39d00d4
commit c4f7153c22
1 changed files with 2 additions and 0 deletions
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2
nselib/rpc.lua
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@@ -719,6 +719,8 @@ Portmap =
local len local len
len, pos = string.unpack(">I4", data, pos) len, pos = string.unpack(">I4", data, pos)
pos, protocol = Util.unmarshall_vopaque(len, data, pos) pos, protocol = Util.unmarshall_vopaque(len, data, pos)
-- workaround for NetApp 5.0: trim trailing null bytes
protocol = protocol:match("[^\0]*")
len, pos = string.unpack(">I4", data, pos) len, pos = string.unpack(">I4", data, pos)
pos, addr = Util.unmarshall_vopaque(len, data, pos) pos, addr = Util.unmarshall_vopaque(len, data, pos)
len, pos = string.unpack(">I4", data, pos) len, pos = string.unpack(">I4", data, pos)