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Prints all TCP flags in flow details

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Simone Mainardi 2020-01-09 15:02:47 +01:00
parent 0ef0c27f66
commit 8c2fda7ca8
1 changed files with 10 additions and 1 deletions
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11
scripts/lua/modules/lua_utils.lua
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@ -2386,17 +2386,26 @@ function printTCPFlags(flags)
if(hasbit(flags,0x08)) then print('<span class="badge badge-info">PUSH</span> ') end
if(hasbit(flags,0x10)) then print('<span class="badge badge-info">ACK</span> ') end
if(hasbit(flags,0x20)) then print('<span class="badge badge-info">URG</span> ') end
if(hasbit(flags,0x40)) then print('<span class="badge badge-info">ECE</span> ') end
if(hasbit(flags,0x80)) then print('<span class="badge badge-info">CWR</span> ') end
end
-- convert the integer carrying TCP flags in a more convenient lua table
function TCPFlags2table(flags)
local res = {["FIN"] = 0, ["SYN"] = 0, ["RST"] = 0, ["PSH"] = 0, ["ACK"] = 0, ["URG"] = 0}
local res = {
["FIN"] = 0, ["SYN"] = 0, ["RST"] = 0,
["PSH"] = 0, ["ACK"] = 0, ["URG"] = 0,
["ECE"] = 0, ["CWR"] = 0,
}
if(hasbit(flags,0x01)) then res["FIN"] = 1 end
if(hasbit(flags,0x02)) then res["SYN"] = 1 end
if(hasbit(flags,0x04)) then res["RST"] = 1 end
if(hasbit(flags,0x08)) then res["PSH"] = 1 end
if(hasbit(flags,0x10)) then res["ACK"] = 1 end
if(hasbit(flags,0x20)) then res["URG"] = 1 end
if(hasbit(flags,0x40)) then res["ECE"] = 1 end
if(hasbit(flags,0x80)) then res["CWR"] = 1 end
return res
end