rcapi.lua: More decoding
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@ -79,6 +79,17 @@ local command_ids = {
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[0x4181] = "CAPI_SELECT_B_PROTOCOL_CONF",
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}
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local reject_vals = {
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[0x0000] = "Accept call",
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[0x0001] = "Ignore call",
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[0x0002] = "Reject call, normal call clearing",
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[0x0003] = "Reject call, user busy",
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[0x0004] = "Reject call, requested circuit/channel not available",
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[0x0005] = "Reject call, facility rejected",
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[0x0006] = "Reject call, incompatible destination",
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[0x0007] = "Reject call, channel unacceptable",
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[0x0008] = "Reject call, destination out of order",
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}
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local f_total_length = ProtoField.uint16("rcapi.total_length", "Total Length", base.DEC)
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local f_datapart = ProtoField.bytes("rcapi.datapart", "Data Block")
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@ -93,6 +104,14 @@ local f_data_handle = ProtoField.uint16("rcapi.data_handle", "Data Handle", base
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local f_data_len = ProtoField.uint16("rcapi.data_len", "Data Length", base.DEC)
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local f_info = ProtoField.uint16("rcapi.info", "Info", base.HEX)
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local f_flags = ProtoField.uint16("rcapi.flags", "Flags", base.HEX)
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local f_info_mask = ProtoField.uint32("rcapi.info_mask", "Info Mask", base.HEX)
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local f_cip_mask = ProtoField.uint32("rcapi.cip_mask", "CIP Mask", base.HEX)
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local f_cip_mask2 = ProtoField.uint32("rcapi.cip_mask2", "CIP Mask 2", base.HEX)
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local f_controller = ProtoField.uint32("rcapi.controller", "Controller ID", base.HEX)
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local f_plci = ProtoField.uint32("rcapi.plci", "Physical Link Connection ID", base.HEX)
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local f_cip_value = ProtoField.uint16("rcapi.cip", "Compatibility Information Profile", base.HEX)
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local f_reject = ProtoField.uint16("rcapi.reject", "Reject/Accept call", base.HEX, reject_vals)
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local f_info_number = ProtoField.uint16("rcapi.info_number", "Inf number", base.HEX)
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local f_Buffer = ProtoField.uint32("rcapi.Buffer", "Buffer pointer", base.HEX)
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local f_messageBufferSize = ProtoField.uint16("rcapi.messageBufferSize", "Size of message buffers", base.DEC)
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@ -104,7 +123,8 @@ local f_capiVersion = ProtoField.uint8("rcapi.capiVersion", "CAPI VErsion to reg
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rcapi_protocol.fields = {
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f_total_length, f_datapart,
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f_capi_len, f_app_id, f_command_id, f_message_number,
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f_ncci, f_data_handle, f_data_len, f_info, f_flags,
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f_ncci, f_data_handle, f_data_len, f_info, f_flags, f_info_mask, f_cip_mask, f_cip_mask2,
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f_controller, f_plci, f_cip_value, f_reject, f_info_number,
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f_Buffer, f_messageBufferSize, f_maxLogicalConnections, f_maxBDataBlocks, f_maxBDataLen,
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f_capiVersion,
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}
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@ -124,6 +144,53 @@ local function dissect_register_conf(tvb, pinfo, tree)
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tree:add_le(f_info, tvb(0, 2))
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end
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-- Section 5.5
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local function dissect_connect_ind(tvb, pinfo, tree)
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tree:add_le(f_plci, tvb(0, 4))
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tree:add_le(f_cip_value, tvb(4, 2))
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-- FIXME: structs
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end
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-- Section 5.6
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local function dissect_connect_resp(tvb, pinfo, tree)
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tree:add_le(f_plci, tvb(0, 4))
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tree:add_le(f_reject, tvb(4, 2))
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-- FIXME: structs
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end
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-- Section 5.7
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local function dissect_connect_active_ind(tvb, pinfo, tree)
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tree:add_le(f_plci, tvb(0, 4))
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-- FIXME: structs
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end
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-- Section 5.8
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local function dissect_connect_active_resp(tvb, pinfo, tree)
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tree:add_le(f_plci, tvb(0, 4))
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end
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-- Section 5.9
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local function dissect_connect_b3_active_ind(tvb, pinfo, tree)
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tree:add_le(f_ncci, tvb(0, 4))
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-- FIXME: structs
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end
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-- Section 5.10
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local function dissect_connect_b3_active_resp(tvb, pinfo, tree)
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tree:add_le(f_ncci, tvb(0, 4))
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end
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-- Section 5.13
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local function dissect_connect_b3_ind(tvb, pinfo, tree)
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tree:add_le(f_ncci, tvb(0, 4))
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-- FIXME: structs
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end
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-- Section 5.14
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local function dissect_connect_b3_resp(tvb, pinfo, tree)
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tree:add_le(f_ncci, tvb(0, 4))
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end
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-- Section 5.17
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local function dissect_data_b3_req(tvb, pinfo, tree)
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tree:add_le(f_ncci, tvb(0, 4))
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@ -157,6 +224,35 @@ local function dissect_data_b3_resp(tvb, pinfo, tree)
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tree:add_le(f_data_handle, tvb(4, 2))
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end
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-- Section 5.35
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local function dissect_info_ind(tvb, pinfo, tree)
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tree:add_le(f_plci, tvb(0, 4))
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tree:add_le(f_info_number, tvb(4, 2))
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-- FIXME: structs
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end
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-- Section 5.36
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local function dissect_info_resp(tvb, pinfo, tree)
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tree:add_le(f_plci, tvb(0, 4))
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end
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-- Section 5.37
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local function dissect_listen_req(tvb, pinfo, tree)
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tree:add_le(f_controller, tvb(0, 4))
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tree:add_le(f_info_mask, tvb(4, 4))
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tree:add_le(f_cip_mask, tvb(8, 4))
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tree:add_le(f_cip_mask2, tvb(12, 4))
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-- Calling party number
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-- Calling party subaddress
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end
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-- Section 5.38
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local function dissect_listen_conf(tvb, pinfo, tree)
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tree:add_le(f_controller, tvb(0, 4))
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tree:add_le(f_info, tvb(4, 2))
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end
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-- CAPI common header, Seet Section 3.3 Message Structure
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local function capi_dissect_pdu(tvb, pinfo, tree)
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tree:add_le(f_capi_len, tvb(0, 2))
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@ -180,6 +276,30 @@ local function capi_dissect_pdu(tvb, pinfo, tree)
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dissect_data_b3_ind(capi_data(), pinfo, tree)
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elseif (command_id == 0x8683) then
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dissect_data_b3_resp(capi_data(), pinfo, tree)
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elseif (command_id == 0x0580) then
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dissect_listen_req(capi_data(), pinfo, tree)
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elseif (command_id == 0x0581) then
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dissect_listen_conf(capi_data(), pinfo, tree)
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elseif (command_id == 0x0282) then
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dissect_connect_ind(capi_data(), pinfo, tree)
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elseif (command_id == 0x0283) then
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dissect_connect_resp(capi_data(), pinfo, tree)
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elseif (command_id == 0x0382) then
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dissect_connect_active_ind(capi_data(), pinfo, tree)
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elseif (command_id == 0x0383) then
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dissect_connect_active_resp(capi_data(), pinfo, tree)
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elseif (command_id == 0x8382) then
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dissect_connect_active_b3_ind(capi_data(), pinfo, tree)
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elseif (command_id == 0x8383) then
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dissect_connect_active_b3_resp(capi_data(), pinfo, tree)
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elseif (command_id == 0x8282) then
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dissect_connect_b3_ind(capi_data(), pinfo, tree)
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elseif (command_id == 0x8283) then
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dissect_connect_b3_resp(capi_data(), pinfo, tree)
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elseif (command_id == 0x0882) then
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dissect_info_ind(capi_data(), pinfo, tree)
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elseif (command_id == 0x0883) then
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dissect_info_resp(capi_data(), pinfo, tree)
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end
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pinfo.cols.info = string.format("%s", command_ids[command_id])
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