| Index: wireshark/epan/dissectors/packet-rsl.c |
| =================================================================== |
| --- wireshark.orig/epan/dissectors/packet-rsl.c 2009-07-03 22:20:16.000000000 +0200 |
| +++ wireshark/epan/dissectors/packet-rsl.c 2009-07-04 04:06:04.000000000 +0200 |
| @@ -2,6 +2,7 @@ |
| * Routines for Radio Signalling Link (RSL) dissection. |
| * |
| * Copyright 2007, Anders Broman <anders.broman@ericsson.com> |
| + * Copyright 2009, Harald Welte <laforge@gnumonks.org> |
| * |
| * $Id: packet-rsl.c 28770 2009-06-18 21:30:42Z stig $ |
| * |
| @@ -44,6 +45,8 @@ |
| #include <epan/lapd_sapi.h> |
| |
| #include "packet-gsm_a_common.h" |
| +#include "packet-rtp.h" |
| +#include "packet-rtcp.h" |
| |
| /* Initialize the protocol and registered fields */ |
| static int proto_rsl = -1; |
| @@ -116,6 +119,14 @@ |
| static int hf_rsl_rtd = -1; |
| static int hf_rsl_delay_ind = -1; |
| static int hf_rsl_tfo = -1; |
| +static int hf_rsl_f4 = -1; |
| +static int hf_rsl_f6 = -1; |
| +static int hf_rsl_f8 = -1; |
| +static int hf_rsl_fc = -1; |
| +static int hf_rsl_local_port = -1; |
| +static int hf_rsl_remote_port = -1; |
| +static int hf_rsl_local_ip = -1; |
| +static int hf_rsl_remote_ip = -1; |
| |
| /* Initialize the subtree pointers */ |
| static int ett_rsl = -1; |
| @@ -173,6 +184,15 @@ |
| static int ett_ie_meas_res_no = -1; |
| static int ett_ie_message_id = -1; |
| static int ett_ie_sys_info_type = -1; |
| +static int ett_ie_f4 = -1; |
| +static int ett_ie_f6 = -1; |
| +static int ett_ie_f8 = -1; |
| +static int ett_ie_remote_ip = -1; |
| +static int ett_ie_remote_port = -1; |
| +static int ett_ie_local_port = -1; |
| +static int ett_ie_local_ip = -1; |
| +static int ett_ie_fc = -1; |
| + |
| |
| proto_tree *top_tree; |
| dissector_handle_t gsm_a_ccch_handle; |
| @@ -208,8 +228,11 @@ |
| { 0x06, "Common Channel Management messages" }, |
| { 0x08, "TRX Management messages" }, |
| { 0x16, "Location Services messages" }, |
| + { 0x3f, "ip.access Vendor Specific messages" }, |
| { 0, NULL } |
| }; |
| +#define RSL_MSGDISC_IPACCESS 0x3f |
| + |
| /* |
| * 9.2 MESSAGE TYPE |
| */ |
| @@ -276,6 +299,21 @@ |
| /* 0 1 - - - - - - Location Services messages: */ |
| #define RSL_MSG_LOC_INF 65 /* 8.7.1 */ |
| |
| +/* Vendor-Specific messages of ip.access nanoBTS. There is no public documentation |
| + * about those extensions, all information in this dissector is based on lawful |
| + * protocol reverse enginering by Harald Welte <laforge@gnumonks.org> */ |
| +#define RSL_MSG_TYPE_IPAC_BIND 0x70 |
| +#define RSL_MSG_TYPE_IPAC_BIND_ACK 0x71 |
| +#define RSL_MSG_TYPE_IPAC_BIND_NACK 0x72 |
| +#define RSL_MSG_TYPE_IPAC_CONNECT 0x73 |
| +#define RSL_MSG_TYPE_IPAC_CONNECT_ACK 0x74 |
| +#define RSL_MSG_TYPE_IPAC_CONNECT_NACK 0x75 |
| +#define RSL_MSG_TYPE_IPAC_DISC_IND 0x76 |
| + |
| +#define RSL_IE_IPAC_REMOTE_IP 0xf0 |
| +#define RSL_IE_IPAC_REMOTE_PORT 0xf1 |
| +#define RSL_IE_IPAC_LOCAL_PORT 0xf3 |
| +#define RSL_IE_IPAC_LOCAL_IP 0xf5 |
| |
| static const value_string rsl_msg_type_vals[] = { |
| /* 0 0 0 0 - - - - Radio Link Layer Management messages: */ |
| @@ -338,6 +376,14 @@ |
| { 0x3f, "TFO MODification REQuest" }, /* 8.4.31 */ |
| /* 0 1 - - - - - - Location Services messages: */ |
| { 0x41, "Location Information" }, /* 8.7.1 */ |
| + /* ip.access */ |
| + { 0x70, "ip.access BIND" }, |
| + { 0x71, "ip.access BIND ACK" }, |
| + { 0x72, "ip.access BIND NACK" }, |
| + { 0x73, "ip.access CONNECT" }, |
| + { 0x74, "ip.access CONNECT ACK" }, |
| + { 0x75, "ip.access CONNECT NACK" }, |
| + { 0x76, "ip.access DISCONNECT INDication" }, |
| { 0, NULL } |
| }; |
| |
| @@ -477,6 +523,10 @@ |
| Not used |
| |
| */ |
| + { 0xf0, "Remote IP Address" }, |
| + { 0xf1, "Remote RTP Port" }, |
| + { 0xf3, "Local RTP Port" }, |
| + { 0xf5, "Local IP Address" }, |
| { 0, NULL } |
| }; |
| |
| @@ -513,6 +563,95 @@ |
| { 0, NULL } |
| }; |
| |
| +/* From openbsc/include/openbsc/tlv.h */ |
| +enum tlv_type { |
| + TLV_TYPE_FIXED, |
| + TLV_TYPE_T, |
| + TLV_TYPE_TV, |
| + TLV_TYPE_TLV, |
| + TLV_TYPE_TL16V, |
| +}; |
| + |
| +struct tlv_def { |
| + enum tlv_type type; |
| + u_int8_t fixed_len; |
| +}; |
| + |
| +struct tlv_definition { |
| + struct tlv_def def[0xff]; |
| +}; |
| + |
| +static const struct tlv_definition rsl_att_tlvdef = { |
| + .def = { |
| + [RSL_IE_CH_NO] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_LINK_ID] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_ACT_TYPE] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_BS_POW] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_CH_ID] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_CH_MODE] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_ENC_INF] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_FRAME_NO] = { TLV_TYPE_FIXED, 2 }, |
| + [RSL_IE_HO_REF] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_L1_INF] = { TLV_TYPE_FIXED, 2 }, |
| + [RSL_IE_L3_INF] = { TLV_TYPE_TL16V, 0 }, |
| + [RSL_IE_MS_ID] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_MS_POW] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_PAGING_GRP] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_PAGING_LOAD] = { TLV_TYPE_FIXED, 2 }, |
| + [RSL_IE_PHY_CTX] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_ACCESS_DELAY] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_RACH_LOAD] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_REQ_REF] = { TLV_TYPE_FIXED, 3 }, |
| + [RSL_IE_REL_MODE] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_RESOURCE_INF] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_RLM_CAUSE] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_STARTING_TIME] = { TLV_TYPE_FIXED, 2 }, |
| + [RSL_IE_TIMING_ADV] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_UPLINK_MEAS] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_CAUSE] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_MEAS_RES_NO] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_MESSAGE_ID] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_SYS_INFO_TYPE] = { TLV_TYPE_TV, 0 }, |
| + //[RSL_IE_MS_POWER_PARAM] = { TLV_TYPE_TLV, 0 }, |
| + //[RSL_IE_BS_POWER_PARAM] = { TLV_TYPE_TLV, 0 }, |
| + //[RSL_IE_PREPROC_CONFIG] = { TLV_TYPE_TLV, 0 }, |
| + //[RSL_IE_PREPROC_MEAS_RES] = { TLV_TYPE_TLV, 0 }, |
| + //[RSL_IE_IMM_ASS_INFO] = { TLV_TYPE_TLV, 0 }, |
| + //[RSL_IE_SMSCB_INFO] = { TLV_TYPE_FIXED, 23 }, |
| + //[RSL_IE_MS_TIMING_OFFSET] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_ERR_MSG] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_FULL_BCCH_INF] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_CH_NEEDED] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_CB_CMD_TYPE] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_SMSCB_MESS] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_FULL_IMM_ASS_INF] = { TLV_TYPE_TLV, 0 }, |
| + //[RSL_IE_SACCH_INFO] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_CBCH_LOAD_INF] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_SMSCB_CH_IND] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_GRP_CALL_REF] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_CH_DESC] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_NCH_DRX_INF] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_CMD_IND] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_EMLPP_PRIO] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_UIC] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_MAIN_CH_REF] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_MULTIRATE_CONF] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_MULTIRATE_CNTRL] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_SUP_CODEC_TYPES] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_CODEC_CONF] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_RTD] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_TFO_STATUS] = { TLV_TYPE_TV, 0 }, |
| + [RSL_IE_LLP_APDU] = { TLV_TYPE_TLV, 0 }, |
| + [RSL_IE_IPAC_REMOTE_IP] = { TLV_TYPE_FIXED, 4 }, |
| + [RSL_IE_IPAC_REMOTE_PORT] = { TLV_TYPE_FIXED, 2 }, |
| + [RSL_IE_IPAC_LOCAL_IP] = { TLV_TYPE_FIXED, 4 }, |
| + [RSL_IE_IPAC_LOCAL_PORT] = { TLV_TYPE_FIXED, 2 }, |
| + [0xf4] = { TLV_TYPE_TV, 0 }, |
| + [0xf8] = { TLV_TYPE_FIXED, 2 }, |
| + [0xfc] = { TLV_TYPE_TV, 0 }, |
| + }, |
| +}; |
| + |
| /* 9.3.1 Channel number 9.3.1 M TV 2 */ |
| static int |
| dissect_rsl_ie_ch_no(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| @@ -2043,7 +2182,6 @@ |
| proto_item_set_len(ti, length+2); |
| |
| proto_tree_add_item(ie_tree, hf_rsl_ie_length, tvb, offset, 1, FALSE); |
| - offset++; |
| |
| /* Received Message */ |
| offset = dissct_rsl_msg(tvb, pinfo, ie_tree, offset); |
| @@ -2907,13 +3045,392 @@ |
| return ie_offset + length; |
| } |
| |
| +#if 0 |
| +static int |
| +dissect_rsl_ipac_ie_f8(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| +{ |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + guint8 ie_id; |
| + |
| + if (is_mandatory == FALSE) { |
| + ie_id = tvb_get_guint8(tvb, offset); |
| + if (ie_id != 0xf8) |
| + return offset; |
| + } |
| + |
| + ti = proto_tree_add_text(tree, tvb, offset, 0, "Unknown 0xf8 IE"); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_f8); |
| + |
| + /* Element identifier */ |
| + proto_tree_add_item(ie_tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + offset++; |
| + /* Fixed Length */ |
| + proto_item_set_len(ti, 3); |
| + |
| + proto_tree_add_item(ie_tree, hf_rsl_f8, tvb, offset, 2, FALSE); |
| + offset += 2; |
| + |
| + return offset; |
| +} |
| + |
| +static int |
| +dissect_rsl_ipac_ie_local_port(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| +{ |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + guint8 ie_id; |
| + |
| + if (is_mandatory == FALSE) { |
| + ie_id = tvb_get_guint8(tvb, offset); |
| + if (ie_id != RSL_IE_IPAC_LOCAL_PORT) |
| + return offset; |
| + } |
| + |
| + ti = proto_tree_add_text(tree, tvb, offset, 0, "Local RTP Port IE"); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_local_port); |
| + |
| + /* Element identifier */ |
| + proto_tree_add_item(ie_tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + offset++; |
| + /* Fixed Length */ |
| + proto_item_set_len(ti, 3); |
| + |
| + proto_tree_add_item(ie_tree, hf_rsl_local_port, tvb, offset, 2, FALSE); |
| + offset += 2; |
| + |
| + return offset; |
| +} |
| + |
| +static int |
| +dissect_rsl_ipac_ie_remote_port(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| +{ |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + guint8 ie_id; |
| + |
| + if (is_mandatory == FALSE) { |
| + ie_id = tvb_get_guint8(tvb, offset); |
| + if (ie_id != RSL_IE_IPAC_REMOTE_PORT) |
| + return offset; |
| + } |
| + |
| + ti = proto_tree_add_text(tree, tvb, offset, 0, "Remote RTP Port IE"); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_remote_port); |
| + |
| + /* Element identifier */ |
| + proto_tree_add_item(ie_tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + offset++; |
| + /* Fixed Length */ |
| + proto_item_set_len(ti, 3); |
| + |
| + proto_tree_add_uint(ie_tree, hf_rsl_remote_port, tvb, offset, 2, FALSE); |
| + offset += 2; |
| + |
| + return offset; |
| +} |
| + |
| +static int |
| +dissect_rsl_ipac_ie_local_ip(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| +{ |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + guint8 ie_id; |
| + guint32 ip; |
| + |
| + if (is_mandatory == FALSE) { |
| + ie_id = tvb_get_guint8(tvb, offset); |
| + if (ie_id != RSL_IE_IPAC_LOCAL_IP) |
| + return offset; |
| + } |
| + |
| + ti = proto_tree_add_text(tree, tvb, offset, 0, "Local IP Address IE"); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_local_ip); |
| + |
| + /* Element identifier */ |
| + proto_tree_add_item(ie_tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + offset++; |
| + /* Fixed Length */ |
| + proto_item_set_len(ti, 5); |
| + |
| + ip = tvb_get_ipv4(tvb, offset); |
| + proto_tree_add_ipv4(ie_tree, hf_rsl_local_ip, tvb, offset, 4, ip); |
| + offset += 4; |
| + |
| + return offset; |
| +} |
| + |
| +static int |
| +dissect_rsl_ipac_ie_remote_ip(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| +{ |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + guint8 ie_id; |
| + guint32 ip; |
| + |
| + if (is_mandatory == FALSE) { |
| + ie_id = tvb_get_guint8(tvb, offset); |
| + if (ie_id != RSL_IE_IPAC_REMOTE_IP) |
| + return offset; |
| + } |
| + |
| + ti = proto_tree_add_text(tree, tvb, offset, 0, "Remote IP Address IE"); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_remote_ip); |
| + |
| + /* Element identifier */ |
| + proto_tree_add_item(ie_tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + offset++; |
| + /* Fixed Length */ |
| + proto_item_set_len(ti, 5); |
| + |
| + ip = tvb_get_ipv4(tvb, offset); |
| + proto_tree_add_ipv4(ie_tree, hf_rsl_remote_ip, tvb, offset, 4, ip); |
| + offset += 4; |
| + |
| + return offset; |
| +} |
| + |
| +static int |
| +dissect_rsl_ipac_ie_f6(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| +{ |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + guint8 length; |
| + guint8 ie_id; |
| + |
| + if (is_mandatory == FALSE) { |
| + ie_id = tvb_get_guint8(tvb, offset); |
| + if (ie_id != 0xf6) |
| + return offset; |
| + } |
| + |
| + ti = proto_tree_add_text(tree, tvb, offset, 0, "Unknown 0xf6 IE"); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_f6); |
| + |
| + /* Element identifier */ |
| + proto_tree_add_item(ie_tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + offset++; |
| + |
| + /* Length */ |
| + length = tvb_get_guint8(tvb, offset); |
| + offset++; |
| + proto_item_set_len(ti, length+2); |
| + |
| + proto_tree_add_bytes(ie_tree, hf_rsl_f6, tvb, offset, length, |
| + tvb_get_ptr(tvb, offset, length)); |
| + offset += length; |
| + |
| + return offset; |
| +} |
| + |
| +static int |
| +dissect_rsl_ipac_ie_f4(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| +{ |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + guint8 ie_id; |
| + |
| + if (is_mandatory == FALSE) { |
| + ie_id = tvb_get_guint8(tvb, offset); |
| + if (ie_id != 0xf4) |
| + return offset; |
| + } |
| + |
| + ti = proto_tree_add_text(tree, tvb, offset, 0, "Unknown 0xf4 IE"); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_f4); |
| + |
| + /* Element identifier */ |
| + proto_tree_add_item(ie_tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + offset++; |
| + /* Fixed Length */ |
| + proto_item_set_len(ti, 2); |
| + proto_tree_add_item(ie_tree, hf_rsl_f4, tvb, offset, 1, FALSE); |
| + offset++; |
| + |
| + return offset; |
| +} |
| + |
| +static int |
| +dissect_rsl_ipac_ie_fc(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, gboolean is_mandatory) |
| +{ |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + guint8 ie_id; |
| + |
| + if (is_mandatory == FALSE) { |
| + ie_id = tvb_get_guint8(tvb, offset); |
| + if (ie_id != 0xfc) |
| + return offset; |
| + } |
| + |
| + ti = proto_tree_add_text(tree, tvb, offset, 0, "Unknown 0xfc IE"); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_fc); |
| + |
| + /* Element identifier */ |
| + proto_tree_add_item(ie_tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + offset++; |
| + /* Fixed Length */ |
| + proto_item_set_len(ti, 2); |
| + proto_tree_add_item(ie_tree, hf_rsl_fc, tvb, offset, 1, FALSE); |
| + offset++; |
| + |
| + return offset; |
| +} |
| +#endif |
| + |
| +static int |
| +dissct_rsl_ipaccess_msg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset) |
| +{ |
| + guint8 msg_type; |
| + guint32 local_addr = 0; |
| + guint16 local_port = 0; |
| + address src_addr; |
| + |
| + msg_type = tvb_get_guint8(tvb, offset)&0x7f; |
| + offset++; |
| + |
| + switch (msg_type) { |
| + case RSL_MSG_TYPE_IPAC_BIND: |
| + case RSL_MSG_TYPE_IPAC_BIND_ACK: |
| + case RSL_MSG_TYPE_IPAC_BIND_NACK: |
| + case RSL_MSG_TYPE_IPAC_CONNECT: |
| + case RSL_MSG_TYPE_IPAC_CONNECT_ACK: |
| + case RSL_MSG_TYPE_IPAC_CONNECT_NACK: |
| + case RSL_MSG_TYPE_IPAC_DISC_IND: |
| + /* Channel number 9.3.1 M TV 2 */ |
| + offset = dissect_rsl_ie_ch_no(tvb, pinfo, tree, offset, TRUE); |
| + break; |
| +#if 0 |
| + /* Channel number 9.3.1 M TV 2 */ |
| + offset = dissect_rsl_ie_ch_no(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_f8(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_local_port(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_local_ip(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_fc(tvb, pinfo, tree, offset, TRUE); |
| + break; |
| + /* Channel number 9.3.1 M TV 2 */ |
| + offset = dissect_rsl_ie_ch_no(tvb, pinfo, tree, offset, TRUE); |
| + break; |
| + /* Channel number 9.3.1 M TV 2 */ |
| + offset = dissect_rsl_ie_ch_no(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_remote_ip(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_remote_port(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_f4(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_fc(tvb, pinfo, tree, offset, TRUE); |
| + break; |
| + /* Channel number 9.3.1 M TV 2 */ |
| + offset = dissect_rsl_ie_ch_no(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_f8(tvb, pinfo, tree, offset, TRUE); |
| + break; |
| + /* Channel number 9.3.1 M TV 2 */ |
| + offset = dissect_rsl_ie_ch_no(tvb, pinfo, tree, offset, TRUE); |
| + break; |
| + /* Channel number 9.3.1 M TV 2 */ |
| + offset = dissect_rsl_ie_ch_no(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_f8(tvb, pinfo, tree, offset, TRUE); |
| + offset = dissect_rsl_ipac_ie_f6(tvb, pinfo, tree, offset, TRUE); |
| + /* Cause 9.3.26 M TLV >=3 */ |
| + offset = dissect_rsl_ie_cause(tvb, pinfo, tree, offset, TRUE); |
| + break; |
| +#endif |
| + } |
| + /* parse remaining TLV attributes */ |
| + while (tvb_reported_length_remaining(tvb, offset) != 0) { |
| + guint8 tag; |
| + unsigned int len, hlen, len_len; |
| + const struct tlv_def *tdef; |
| + proto_item *ti; |
| + proto_tree *ie_tree; |
| + |
| + tag = tvb_get_guint8(tvb, offset); |
| + tdef = &rsl_att_tlvdef.def[tag]; |
| + |
| + switch (tdef->type) { |
| + case TLV_TYPE_FIXED: |
| + hlen = 1; |
| + len_len = 0; |
| + len = tdef->fixed_len; |
| + break; |
| + case TLV_TYPE_T: |
| + hlen = 1; |
| + len_len = 0; |
| + len = 0; |
| + break; |
| + case TLV_TYPE_TV: |
| + hlen = 1; |
| + len_len = 0; |
| + len = 1; |
| + break; |
| + case TLV_TYPE_TLV: |
| + hlen = 2; |
| + len_len = 1; |
| + len = tvb_get_guint8(tvb, offset+1); |
| + break; |
| + case TLV_TYPE_TL16V: |
| + hlen = 3; |
| + len_len = 2; |
| + len = tvb_get_guint8(tvb, offset+1) << 8 | |
| + tvb_get_guint8(tvb, offset+2); |
| + break; |
| + } |
| + |
| + ti = proto_tree_add_item(tree, hf_rsl_ie_id, tvb, offset, 1, FALSE); |
| + ie_tree = proto_item_add_subtree(ti, ett_ie_local_port); |
| + offset += hlen; |
| + |
| + switch (tag) { |
| + case RSL_IE_CH_NO: |
| + break; |
| + case RSL_IE_IPAC_REMOTE_IP: |
| + proto_tree_add_item(ie_tree, hf_rsl_remote_ip, tvb, |
| + offset, len, FALSE); |
| + break; |
| + case RSL_IE_IPAC_REMOTE_PORT: |
| + proto_tree_add_item(ie_tree, hf_rsl_remote_port, tvb, |
| + offset, len, FALSE); |
| + break; |
| + case RSL_IE_IPAC_LOCAL_IP: |
| + proto_tree_add_item(ie_tree, hf_rsl_local_ip, tvb, |
| + offset, len, FALSE); |
| + local_addr = tvb_get_ipv4(tvb, offset); |
| + break; |
| + case RSL_IE_IPAC_LOCAL_PORT: |
| + proto_tree_add_item(ie_tree, hf_rsl_local_port, tvb, |
| + offset, len, FALSE); |
| + local_port = tvb_get_ntohs(tvb, offset); |
| + break; |
| + } |
| + offset += len; |
| + } |
| + |
| + switch (msg_type) { |
| + case RSL_MSG_TYPE_IPAC_BIND_ACK: |
| + /* Notify the RTP and RTCP dissectors about a new RTP stream */ |
| + src_addr.type = AT_IPv4; |
| + src_addr.len = 4; |
| + src_addr.data = (guint8 *)&local_addr; |
| + rtp_add_address(pinfo, &src_addr, local_port, 0, |
| + "GSM A-bis/IP", pinfo->fd->num, 0, NULL); |
| + rtcp_add_address(pinfo, &src_addr, local_port+1, 0, |
| + "GSM A-bis/IP", pinfo->fd->num); |
| + break; |
| + } |
| + return offset; |
| +} |
| + |
| static int |
| dissct_rsl_msg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset) |
| { |
| - guint8 msg_type; |
| + guint8 msg_disc, msg_type; |
| |
| + msg_disc = tvb_get_guint8(tvb, offset++) >> 1; |
| msg_type = tvb_get_guint8(tvb,offset)&0x7f; |
| proto_tree_add_item(tree, hf_rsl_msg_type, tvb, offset, 1, FALSE); |
| + |
| + if (msg_disc == RSL_MSGDISC_IPACCESS) { |
| + offset = dissct_rsl_ipaccess_msg(tvb, pinfo, tree, offset); |
| + return offset; |
| + } |
| offset++; |
| |
| switch (msg_type){ |
| @@ -3517,7 +4034,6 @@ |
| /* 9.1 Message discriminator */ |
| proto_tree_add_item(rsl_tree, hf_rsl_msg_dsc, tvb, offset, 1, FALSE); |
| proto_tree_add_item(rsl_tree, hf_rsl_T_bit, tvb, offset, 1, FALSE); |
| - offset++; |
| |
| offset = dissct_rsl_msg(tvb, pinfo, rsl_tree, offset); |
| |
| @@ -3883,6 +4399,46 @@ |
| FT_UINT8, BASE_DEC, VALS(rsl_emlpp_prio_vals), 0x03, |
| NULL, HFILL } |
| }, |
| + { &hf_rsl_f4, |
| + { "unknown F4 IE", "rsl.ipacc.f4", |
| + FT_UINT8, BASE_DEC, NULL, 0x0, |
| + "unknown F4 IE", HFILL } |
| + }, |
| + { &hf_rsl_f6, |
| + { "unknown F6 IE", "rsl.ipacc.f6", |
| + FT_BYTES, BASE_HEX, NULL, 0x0, |
| + "unknown F6 IE", HFILL } |
| + }, |
| + { &hf_rsl_f8, |
| + { "unknown F8 IE", "rsl.ipacc.f8", |
| + FT_UINT16, BASE_DEC, NULL, 0x0, |
| + "unknown F8 IE", HFILL } |
| + }, |
| + { &hf_rsl_fc, |
| + { "unknown FC IE", "rsl.ipacc.fc", |
| + FT_UINT8, BASE_DEC, NULL, 0x0, |
| + "unknown FC IE", HFILL } |
| + }, |
| + { &hf_rsl_local_port, |
| + { "ip.access Local RTP Port", "rsl.ipacc.local_port", |
| + FT_UINT16, BASE_DEC, NULL, 0x0, |
| + "ip.access Local RTP Port", HFILL }, |
| + }, |
| + { &hf_rsl_remote_port, |
| + { "ip.access Remote RTP Port", "rsl.ipacc.remote_port", |
| + FT_UINT16, BASE_DEC, NULL, 0x0, |
| + "ip.access Remote RTP Port", HFILL }, |
| + }, |
| + { &hf_rsl_local_ip, |
| + { "ip.access Local IP Address", "rsl.ipacc.local_ip", |
| + FT_IPv4, BASE_NONE, NULL, 0x0, |
| + "ip.access Local IP Address", HFILL }, |
| + }, |
| + { &hf_rsl_remote_ip, |
| + { "ip.access Remote IP Address", "rsl.ipacc.remote_ip", |
| + FT_IPv4, BASE_NONE, NULL, 0x0, |
| + "ip.access Remote IP Address", HFILL }, |
| + }, |
| }; |
| static gint *ett[] = { |
| &ett_rsl, |
| @@ -3941,6 +4497,14 @@ |
| &ett_ie_meas_res_no, |
| &ett_ie_message_id, |
| &ett_ie_sys_info_type, |
| + &ett_ie_f4, |
| + &ett_ie_f6, |
| + &ett_ie_f8, |
| + &ett_ie_remote_ip, |
| + &ett_ie_remote_port, |
| + &ett_ie_local_port, |
| + &ett_ie_local_ip, |
| + &ett_ie_fc, |
| }; |
| |
| /* Register the protocol name and description */ |