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Hoernchen gerrit-no-reply at lists.osmocom.orgHoernchen has uploaded this change for review. ( https://gerrit.osmocom.org/c/simtrace2/+/24737 ) Change subject: contrib: add a basic simtrace lua dissector for wireshark ...................................................................... contrib: add a basic simtrace lua dissector for wireshark See Help->About Wireshark->Folders tab,the usual place this should go is ~/.local/lib/wireshark/plugins Hot reload possible after editing using Analyze->Reload Lua Plugins Change-Id: I360ab522dabc3a378969df36efd3b48fc4cade3c --- A contrib/simtrace.lua 1 file changed, 67 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/simtrace2 refs/changes/37/24737/1 diff --git a/contrib/simtrace.lua b/contrib/simtrace.lua new file mode 100644 index 0000000..68eb961 --- /dev/null +++ b/contrib/simtrace.lua @@ -0,0 +1,67 @@ +usb_simtrace_protocol = Proto("USB_simtrace", "USB simtrace protocol") + + +local control_commands = { +-- /* SIMTRACE_MSGC_GENERIC */ +[0x0000] = "SIMTRACE_CMD_DO_ERROR", +[0x0001] = "SIMTRACE_CMD_BD_BOARD_INFO", + +-- /* SIMTRACE_MSGC_CARDEM */ +[0x0101] = "SIMTRACE_MSGT_DT_CEMU_TX_DATA", +[0x0102] = "SIMTRACE_MSGT_DT_CEMU_SET_ATR", +[0x0103] = "SIMTRACE_MSGT_BD_CEMU_STATS", +[0x0104] = "SIMTRACE_MSGT_BD_CEMU_STATUS", +[0x0105] = "SIMTRACE_MSGT_DT_CEMU_CARDINSERT", +[0x0106] = "SIMTRACE_MSGT_DO_CEMU_RX_DATA", +[0x0107] = "SIMTRACE_MSGT_DO_CEMU_PTS", +[0x0108] = "SIMTRACE_MSGT_BD_CEMU_CONFIG", + +-- /* SIMTRACE_MSGC_MODEM */ +[0x0201] = "SIMTRACE_MSGT_DT_MODEM_RESET", +[0x0202] = "SIMTRACE_MSGT_DT_MODEM_SIM_SELECT", +[0x0203] = "SIMTRACE_MSGT_BD_MODEM_STATUS", + +-- /* SIMTRACE_MSGC_SNIFF */ +[0x0300] = "SIMTRACE_MSGT_SNIFF_CHANGE", +[0x0301] = "SIMTRACE_MSGT_SNIFF_FIDI", +[0x0302] = "SIMTRACE_MSGT_SNIFF_ATR", +[0x0304] = "SIMTRACE_MSGT_SNIFF_TPDU", +[0x0303] = "SIMTRACE_MSGT_SNIFF_PPS" +} + +local msgtype = ProtoField.uint16("usb_simtrace.msgtype", "Message Type", base.HEX_DEC, control_commands) +local seqnr = ProtoField.uint8("usb_simtrace.seqnr", "Sequence Number", base.HEX_DEC) +local slotnr = ProtoField.uint8("usb_simtrace.slotnr", "Slot Number", base.HEX_DEC) +local reserved = ProtoField.uint16("usb_simtrace.reserved", "reserved", base.HEX_DEC) +local payloadlen = ProtoField.uint16("usb_simtrace.length", "length", base.HEX_DEC) +local payload = ProtoField.bytes("usb_simtrace.payload", "Data") + +usb_simtrace_protocol.fields = { + msgtype, seqnr, slotnr, reserved, payloadlen, payload +} + +function usb_simtrace_protocol.dissector(buffer, pinfo, tree) + length = buffer:len() + if length == 0 then return end + + pinfo.cols.protocol = usb_simtrace_protocol.name + + local subtree = tree:add(usb_simtrace_protocol, buffer(), "USB simtrace Data") + local command = buffer(0,2):uint() + + subtree:add(msgtype, command):set_generated() + subtree:add(seqnr, buffer(2,1)) + subtree:add(slotnr, buffer(3,1)) + subtree:add_le(payloadlen, buffer(6,2)) + pinfo.cols.info = string.format("Cmd 0x%04X : %s", command, control_commands[command]) + subtree:add(payload, buffer(8,length-8)) + +end + + +function usb_simtrace_protocol.init() +local usb_product_dissectors = DissectorTable.get("usb.product") +usb_product_dissectors:add(0x1d50616d, usb_simtrace_protocol) + +-- DissectorTable.get("usb.bulk"):add(0xffff, usb_simtrace_protocol) +end -- To view, visit https://gerrit.osmocom.org/c/simtrace2/+/24737 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: simtrace2 Gerrit-Branch: master Gerrit-Change-Id: I360ab522dabc3a378969df36efd3b48fc4cade3c Gerrit-Change-Number: 24737 Gerrit-PatchSet: 1 Gerrit-Owner: Hoernchen <ewild at sysmocom.de> Gerrit-MessageType: newchange -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20210621/833519ab/attachment.htm>