Skip to content

fixed dissector for packets with inner IPv4/IPv6 packets #131

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
hakanurhan wants to merge 1 commit into
base: master
Choose a base branch
from
Open

fixed dissector for packets with inner IPv4/IPv6 packets #131

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
14 changes: 14 additions & 0 deletions wireshark/scat.lua
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -330,6 +330,20 @@ function gsmtapv3_parse_metadata(t, hdr_buffer, hdr_len)
end

function gsmtap_wrapper_proto.dissector(tvbuffer, pinfo, treeitem)
-- Detect inner IP packets and forward them to the IP dissector
if tvbuffer:len() > 1 then
local first = tvbuffer(0,1):uint()
local ipver = bit.rshift(first, 4)
if ipver == 4 then
pinfo.cols.protocol = "IPv4"
Dissector.get("ip"):call(tvbuffer, pinfo, treeitem)
return
elseif ipver == 6 then
pinfo.cols.protocol = "IPv6"
Dissector.get("ipv6"):call(tvbuffer, pinfo, treeitem)
return
end
end
-- GSMTAPv3
local version = tvbuffer(0, 1):uint()
if version == 3 then
Expand Down