laforge has uploaded this change for review. ( https://gerrit.osmocom.org/c/simtrace2/+/26988 )

Change subject: contrib/simtrace.lua: Dissect some more cardem related message types ......................................................................

contrib/simtrace.lua: Dissect some more cardem related message types

Change-Id: I1892c1e154130d8048e99fd1d8f8809f00366e80 --- M contrib/simtrace.lua 1 file changed, 69 insertions(+), 1 deletion(-)

git pull ssh://gerrit.osmocom.org:29418/simtrace2 refs/changes/88/26988/1

diff --git a/contrib/simtrace.lua b/contrib/simtrace.lua index eb2de80..30171c4 100644 --- a/contrib/simtrace.lua +++ b/contrib/simtrace.lua @@ -49,6 +49,19 @@ local rxtxdatalen = ProtoField.uint16("usb_simtrace.rxtxdatalen", "rx/tx data length", base.DEC) local rxtxdata = ProtoField.bytes("usb_simtrace.rxtxdata", "rx/tx (data)")

+local hf_pts_len = ProtoField.uint8("usb_simtrace.pts_len", "PTS length", base.DEC) +local hf_pts_req = ProtoField.bytes("usb_simtrace.pts_req", "PTS request") +local hf_pts_resp = ProtoField.bytes("usb_simtrace.pts_resp", "PTS response") + +local hf_cemu_cfg_features = ProtoField.uint32("usb_simtrace.cemu_cfg.features.status_irq", "CardEm Features", base.HEX) +local hf_cemu_cfg_slot_mux_nr = ProtoField.uint32("usb_simtrace.cemu_cfg.features.slot_mux_nr", "CardEm Slot Mux Nr", base.DEC) + +local card_insert_types = { + [0x00] = "not inserted", + [0x01] = "inserted", +} +local hf_cemu_cardinsert = ProtoField.uint8("usb_simtrace.cardinsert", "Card Insert", base.DEC, card_insert_types, 0xff) + local CEMU_STATUS_F_VCC_PRESENT = ProtoField.uint32("usb_simtrace.CEMU_STATUS.F_VCC_PRESENT", "VCC_PRESENT", base.HEX_DEC, NULL, 0x00000001) local CEMU_STATUS_F_CLK_ACTIVE = ProtoField.uint32("usb_simtrace.CEMU_STATUS.F_CLK_ACTIVE", "CLK_ACTIVE", base.HEX_DEC, NULL, 0x00000002) local CEMU_STATUS_F_RCEMU_ACTIVE = ProtoField.uint32("usb_simtrace.CEMU_STATUS.F_RCEMU_ACTIVE", "CEMU_ACTIVE", base.HEX_DEC, NULL, 0x00000004) @@ -63,11 +76,20 @@ local modem_reset_status = ProtoField.uint8("usb_simtrace.modem.reset_type", "modem reset type", base.HEX, modem_reset_types, 0xf) local modem_reset_len = ProtoField.uint8("usb_simtrace.modem.reset_len", "modem reset length (ms)", base.DEC)

+local modem_sim_select_types = { + [0x00] = "local", + [0x01] = "remote", +} +local hf_modem_sim_select = ProtoField.uint8("usb_simtrace.modem.sim_select", "SIM card selection", base.DEC, modem_sim_select_types, 0xff) + usb_simtrace_protocol.fields = { msgtype, seqnr, slotnr, reserved, payloadlen, payload, pb_and_rx, pb_and_tx, final, tpdu_hdr, rxtxdatalen, rxtxdata, CEMU_STATUS_F_VCC_PRESENT, CEMU_STATUS_F_CLK_ACTIVE, CEMU_STATUS_F_RCEMU_ACTIVE, CEMU_STATUS_F_CARD_INSERT, CEMU_STATUS_F_RESET_ACTIVE, - modem_reset_status, modem_reset_len + modem_reset_status, modem_reset_len, + hf_pts_len, hf_pts_req, hf_pts_resp, + hf_cemu_cfg_features, hf_cemu_cfg_slot_mux_nr, + hf_cemu_cardinsert, hf_modem_sim_select, }

local is_hdr = Field.new("usb_simtrace.tpdu_hdr") @@ -172,6 +194,44 @@

end

+function dissect_pts(payload_data, pinfo, tree) + local subtree = tree:add(usb_simtrace_protocol, payload_data, "PTS") + local pts_len = payload_data(0,1):le_uint() + local pts_req = payload_data(1, pts_len); + local pts_resp = payload_data(7, pts_len); + + subtree:add(hf_pts_len, pts_len); + subtree:add(hf_pts_req, pts_req); + subtree:add(hf_pts_resp, pts_resp); + + pinfo.cols.info:append(" Req: " .. pts_req .. ", Resp: " .. pts_resp); +end + +function dissect_cemu_config(payload_data, pinfo, tree) + local subtree = tree:add(usb_simtrace_protocol, payload_data, "Card Emu Config") + + subtree:add(hf_cemu_cfg_features, payload_data(0,4)); + subtree:add(hf_cemu_cfg_slot_mux_nr, payload_data(4,1)); +end + +function dissect_modem_sim_sel(payload_data, pinfo, tree) + local subtree = tree:add(usb_simtrace_protocol, payload_data, "Modem SIM Select") + local sim_select = payload_data(0,1):le_uint(); + + subtree:add(hf_modem_sim_select, sim_select); + pinfo.cols.info:append(" " .. modem_sim_select_types[sim_select]); +end + +function dissect_cemu_cardinsert(payload_data, pinfo, tree) + local subtree = tree:add(usb_simtrace_protocol, payload_data, "Card Insert") + local cins_type = payload_data(0,1):le_uint() + + subtree:add(hf_cemu_cardinsert, cins_type); + pinfo.cols.info:append(" " .. card_insert_types[cins_type]); +end + + + function usb_simtrace_protocol.dissector(buffer, pinfo, tree) length = buffer:len() if length == 0 then return end @@ -193,8 +253,16 @@ return dissect_status(payload_data(),pinfo,subtree) elseif(command == 0x0102) then return dissect_atr(payload_data(),pinfo,subtree) + elseif(command == 0x0105) then + return dissect_cemu_cardinsert(payload_data(),pinfo,subtree) + elseif(command == 0x0107) then + return dissect_pts(payload_data(),pinfo,subtree) + elseif(command == 0x0108) then + return dissect_cemu_config(payload_data(),pinfo,subtree) elseif(command == 0x0201) then return dissect_modem_reset(payload_data(),pinfo,subtree) + elseif(command == 0x0202) then + return dissect_modem_sim_sel(payload_data(),pinfo,subtree) else subtree:add(payload, payload_data) end