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Always show opt length in Wireshark dissector

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This commit is contained in:
Joseph C. Lehner 2020-03-02 11:47:05 +01:00
parent 490da10d04
commit 79daac1e22
1 changed files with 2 additions and 1 deletions
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3
wireshark-nmrp.lua
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@ -52,13 +52,14 @@ function nmrp_dissect_opt(opt, buffer, tree)
return return
end end
tree:add(opt_len_f, buffer(2, 2))
if opt == 0x01 or opt == 0x0181 then if opt == 0x01 or opt == 0x0181 then
tree:add(buffer(4), "Value: " .. buffer(4):string()) tree:add(buffer(4), "Value: " .. buffer(4):string())
elseif opt == 0x02 then elseif opt == 0x02 then
tree:add(buffer(4, 4), "Address: " .. tostring(buffer(4, 4):ipv4())) tree:add(buffer(4, 4), "Address: " .. tostring(buffer(4, 4):ipv4()))
tree:add(buffer(8, 4), "Netmask: " .. tostring(buffer(8, 4):ipv4())) tree:add(buffer(8, 4), "Netmask: " .. tostring(buffer(8, 4):ipv4()))
else else
tree:add(opt_len_f, buffer(2, 2))
tree:add(opt_data_f, buffer(4, buffer:len() - 4)) tree:add(opt_data_f, buffer(4, buffer:len() - 4))
end end
end end