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[UMTS RRC] Added dissection of "Cell Identity" 

According to TS 25.401 / 6.1.5 Cell Identifier

Change-Id: I74996e76328f536dec0d34aa8229a1074ed47187
Reviewed-on: https://code.wireshark.org/review/20709
Reviewed-by: Pascal Quantin <pascal.quantin@gmail.com>
Petri-Dish: Pascal Quantin <pascal.quantin@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Anders Broman <a.broman58@gmail.com>
This commit is contained in:
S. Shapira 2017-03-26 00:37:41 +03:00 committed by Anders Broman
parent dc482dd715
commit ea0f0939bb
3 changed files with 85 additions and 34 deletions
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12
epan/dissectors/asn1/rrc/packet-rrc-template.c
View File

@ -108,6 +108,7 @@ static int ett_rrc = -1;
static gint ett_rrc_eutraFeatureGroupIndicators = -1;
static gint ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo = -1;
static gint ett_rrc_ims_info = -1;
static gint ett_rrc_cellIdentity = -1;
static expert_field ei_rrc_no_hrnti = EI_INIT;
@ -122,6 +123,8 @@ static int hf_rrc_ims_info_atgw_trans_det_cont_type = -1;
static int hf_rrc_ims_info_atgw_udp_port = -1;
static int hf_rrc_ims_info_atgw_ipv4 = -1;
static int hf_rrc_ims_info_atgw_ipv6 = -1;
static int hf_rrc_cellIdentity_rnc_id = -1;
static int hf_rrc_cellIdentity_c_id = -1;
static const true_false_string rrc_eutra_feat_group_ind_1_val = {
"UTRA CELL_PCH to EUTRA RRC_IDLE cell reselection - Supported",
@ -310,6 +313,14 @@ void proto_register_rrc(void) {
{"ATGW IPv6", "rrc.rsrvcc_info.ims_info_atgw_ipv6",
FT_IPv6, BASE_NONE, NULL, 0x0,
"rSR-VCC IMS information ATGW IPv6", HFILL}},
{ &hf_rrc_cellIdentity_rnc_id,
{"RNC Identifier", "rrc.cellIdentity.rnc_id",
FT_UINT32, BASE_DEC, NULL, 0,
"The RNC Identifier (RNC-Id) part of the Cell Identity", HFILL }},
{ &hf_rrc_cellIdentity_c_id,
{"Cell Identifier", "rrc.cellIdentity.c_id",
FT_UINT32, BASE_DEC, NULL, 0,
"The Cell Identifier (C-Id) part of the Cell Identity", HFILL }}
};
/* List of subtrees */
@ -319,6 +330,7 @@ void proto_register_rrc(void) {
&ett_rrc_eutraFeatureGroupIndicators,
&ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo,
&ett_rrc_ims_info,
&ett_rrc_cellIdentity,
};
static ei_register_info ei[] = {

27
epan/dissectors/asn1/rrc/rrc.cnf
View File

@ -728,17 +728,17 @@ HNBName TYPE=FT_STRING DISPLAY=STR_UNICODE
switch (GPOINTER_TO_UINT(actx->private_data)-1) {
case RRC_NAS_SYS_INFO_CN_COMMON:
subtree = proto_tree_add_subtree(tree, nas_sys_info_gsm_map_tvb, 0, length,
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "CN Common GSM-MAP NAS system information");
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "CN Common GSM-MAP NAS system information");
de_cn_common_gsm_map_nas_sys_info(nas_sys_info_gsm_map_tvb, subtree, actx->pinfo, 0, length, NULL, 0);
break;
case RRC_NAS_SYS_INFO_CS:
subtree = proto_tree_add_subtree(tree, nas_sys_info_gsm_map_tvb, 0, length,
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "CS domain specific system information");
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "CS domain specific system information");
de_cs_domain_spec_sys_info(nas_sys_info_gsm_map_tvb, subtree, actx->pinfo, 0, length, NULL, 0);
break;
case RRC_NAS_SYS_INFO_PS:
subtree = proto_tree_add_subtree(tree, nas_sys_info_gsm_map_tvb, 0, length,
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "PS domain specific system information");
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "PS domain specific system information");
de_ps_domain_spec_sys_info(nas_sys_info_gsm_map_tvb, subtree, actx->pinfo, 0, length, NULL, 0);
break;
default:
@ -748,9 +748,22 @@ HNBName TYPE=FT_STRING DISPLAY=STR_UNICODE
}
}
/*Here we try to figure out which HS-DSCH channels are multiplexed*/
#.FN_BODY DL-TransportChannelType-r5 VAL_PTR = &type
#.FN_BODY CellIdentity VAL_PTR = &cell_id_tvb
tvbuff_t * cell_id_tvb = NULL;
proto_item *temp_ti;
proto_tree *cell_identity_tree;
%(DEFAULT_BODY)s
if(cell_id_tvb != NULL) {
cell_identity_tree = proto_item_add_subtree(actx->created_item, ett_rrc_cellIdentity);
temp_ti = proto_tree_add_bits_item(cell_identity_tree, hf_rrc_cellIdentity_rnc_id,cell_id_tvb, 0, 12, ENC_BIG_ENDIAN);
PROTO_ITEM_SET_GENERATED(temp_ti);
temp_ti = proto_tree_add_bits_item(cell_identity_tree, hf_rrc_cellIdentity_c_id, cell_id_tvb, 12, 16, ENC_BIG_ENDIAN);
PROTO_ITEM_SET_GENERATED(temp_ti);
}
#.FN_BODY DL-TransportChannelType-r5 VAL_PTR = &type
/*Here we try to figure out which HS-DSCH channels are multiplexed*/
guint *flowd_p;
guint *cur_val=NULL;
struct rrc_info *rrcinf;
@ -783,9 +796,9 @@ HNBName TYPE=FT_STRING DISPLAY=STR_UNICODE
}
}
/*Here we try to figure out which HS-DSCH channels are multiplexed*/
#.FN_BODY DL-TransportChannelType-r7 VAL_PTR = &type
#.FN_BODY DL-TransportChannelType-r7 VAL_PTR = &type
/*Here we try to figure out which HS-DSCH channels are multiplexed*/
guint *flowd_p;
guint *cur_val=NULL;
struct rrc_info *rrcinf;

80
epan/dissectors/packet-rrc.c
View File

@ -17841,6 +17841,7 @@ static gint ett_rrc_UL_RFC3095_Context = -1;
static gint ett_rrc_eutraFeatureGroupIndicators = -1;
static gint ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo = -1;
static gint ett_rrc_ims_info = -1;
static gint ett_rrc_cellIdentity = -1;
static expert_field ei_rrc_no_hrnti = EI_INIT;
@ -17855,6 +17856,8 @@ static int hf_rrc_ims_info_atgw_trans_det_cont_type = -1;
static int hf_rrc_ims_info_atgw_udp_port = -1;
static int hf_rrc_ims_info_atgw_ipv4 = -1;
static int hf_rrc_ims_info_atgw_ipv6 = -1;
static int hf_rrc_cellIdentity_rnc_id = -1;
static int hf_rrc_cellIdentity_c_id = -1;
static const true_false_string rrc_eutra_feat_group_ind_1_val = {
"UTRA CELL_PCH to EUTRA RRC_IDLE cell reselection - Supported",
@ -18166,7 +18169,7 @@ dissect_rrc_ActivationTime(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _
static int
dissect_rrc_RB_Identity(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 919 "./asn1/rrc/rrc.cnf"
#line 932 "./asn1/rrc/rrc.cnf"
offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
1U, 32U, &rbid, FALSE);
@ -18183,7 +18186,7 @@ dissect_rrc_RB_Identity(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_,
static int
dissect_rrc_RLC_SequenceNumber(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 925 "./asn1/rrc/rrc.cnf"
#line 938 "./asn1/rrc/rrc.cnf"
offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
0U, 4095U, &activation_frame, FALSE);
@ -18203,7 +18206,7 @@ static const per_sequence_t RB_ActivationTimeInfo_sequence[] = {
static int
dissect_rrc_RB_ActivationTimeInfo(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 897 "./asn1/rrc/rrc.cnf"
#line 910 "./asn1/rrc/rrc.cnf"
fp_info *fpinf;
rrc_ciphering_info * c_inf;
@ -18368,17 +18371,17 @@ dissect_rrc_NAS_SystemInformationGSM_MAP(tvbuff_t *tvb _U_, int offset _U_, asn1
switch (GPOINTER_TO_UINT(actx->private_data)-1) {
case RRC_NAS_SYS_INFO_CN_COMMON:
subtree = proto_tree_add_subtree(tree, nas_sys_info_gsm_map_tvb, 0, length,
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "CN Common GSM-MAP NAS system information");
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "CN Common GSM-MAP NAS system information");
de_cn_common_gsm_map_nas_sys_info(nas_sys_info_gsm_map_tvb, subtree, actx->pinfo, 0, length, NULL, 0);
break;
case RRC_NAS_SYS_INFO_CS:
subtree = proto_tree_add_subtree(tree, nas_sys_info_gsm_map_tvb, 0, length,
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "CS domain specific system information");
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "CS domain specific system information");
de_cs_domain_spec_sys_info(nas_sys_info_gsm_map_tvb, subtree, actx->pinfo, 0, length, NULL, 0);
break;
case RRC_NAS_SYS_INFO_PS:
subtree = proto_tree_add_subtree(tree, nas_sys_info_gsm_map_tvb, 0, length,
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "PS domain specific system information");
ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo, NULL, "PS domain specific system information");
de_ps_domain_spec_sys_info(nas_sys_info_gsm_map_tvb, subtree, actx->pinfo, 0, length, NULL, 0);
break;
default:
@ -18388,7 +18391,6 @@ dissect_rrc_NAS_SystemInformationGSM_MAP(tvbuff_t *tvb _U_, int offset _U_, asn1
}
}
/*Here we try to figure out which HS-DSCH channels are multiplexed*/
return offset;
@ -22076,8 +22078,23 @@ dissect_rrc_SSDT_UL(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, pro
static int
dissect_rrc_CellIdentity(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 752 "./asn1/rrc/rrc.cnf"
tvbuff_t * cell_id_tvb = NULL;
proto_item *temp_ti;
proto_tree *cell_identity_tree;
offset = dissect_per_bit_string(tvb, offset, actx, tree, hf_index,
28, 28, FALSE, NULL, NULL);
28, 28, FALSE, &cell_id_tvb, NULL);
if(cell_id_tvb != NULL) {
cell_identity_tree = proto_item_add_subtree(actx->created_item, ett_rrc_cellIdentity);
temp_ti = proto_tree_add_bits_item(cell_identity_tree, hf_rrc_cellIdentity_rnc_id,cell_id_tvb, 0, 12, ENC_BIG_ENDIAN);
PROTO_ITEM_SET_GENERATED(temp_ti);
temp_ti = proto_tree_add_bits_item(cell_identity_tree, hf_rrc_cellIdentity_c_id, cell_id_tvb, 12, 16, ENC_BIG_ENDIAN);
PROTO_ITEM_SET_GENERATED(temp_ti);
}
return offset;
}
@ -22286,7 +22303,7 @@ dissect_rrc_T_r3(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_
static int
dissect_rrc_H_RNTI(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 827 "./asn1/rrc/rrc.cnf"
#line 840 "./asn1/rrc/rrc.cnf"
tvbuff_t *hrnti_tvb;
struct rrc_info *rrcinf;
offset = dissect_per_bit_string(tvb, offset, actx, tree, hf_index,
@ -22295,7 +22312,7 @@ dissect_rrc_H_RNTI(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, prot
#line 832 "./asn1/rrc/rrc.cnf"
#line 845 "./asn1/rrc/rrc.cnf"
rrcinf = (struct rrc_info *)p_get_proto_data(wmem_file_scope(), actx->pinfo, proto_rrc, 0);
if (!rrcinf) {
rrcinf = wmem_new0(wmem_file_scope(), struct rrc_info);
@ -45572,7 +45589,7 @@ dissect_rrc_RLC_Info_r5(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_,
static int
dissect_rrc_MAC_d_FlowIdentity(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 824 "./asn1/rrc/rrc.cnf"
#line 837 "./asn1/rrc/rrc.cnf"
offset = dissect_per_constrained_integer(tvb, offset, actx, tree, hf_index,
0U, 7U, &flowd, FALSE);
@ -45620,8 +45637,8 @@ static const per_choice_t DL_TransportChannelType_r5_choice[] = {
static int
dissect_rrc_DL_TransportChannelType_r5(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 753 "./asn1/rrc/rrc.cnf"
#line 766 "./asn1/rrc/rrc.cnf"
/*Here we try to figure out which HS-DSCH channels are multiplexed*/
guint *flowd_p;
guint *cur_val=NULL;
struct rrc_info *rrcinf;
@ -45657,7 +45674,7 @@ dissect_rrc_DL_TransportChannelType_r5(tvbuff_t *tvb _U_, int offset _U_, asn1_c
}
}
/*Here we try to figure out which HS-DSCH channels are multiplexed*/
return offset;
@ -49094,8 +49111,8 @@ static const per_choice_t DL_TransportChannelType_r7_choice[] = {
static int
dissect_rrc_DL_TransportChannelType_r7(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 788 "./asn1/rrc/rrc.cnf"
#line 801 "./asn1/rrc/rrc.cnf"
/*Here we try to figure out which HS-DSCH channels are multiplexed*/
guint *flowd_p;
guint *cur_val=NULL;
struct rrc_info *rrcinf;
@ -88358,7 +88375,7 @@ static const value_string rrc_ReleaseCause_vals[] = {
static int
dissect_rrc_ReleaseCause(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 946 "./asn1/rrc/rrc.cnf"
#line 959 "./asn1/rrc/rrc.cnf"
guint32 value;
offset = dissect_per_enumerated(tvb, offset, actx, tree, hf_index,
8, &value, FALSE, 0, NULL);
@ -97779,7 +97796,7 @@ static const per_choice_t DL_DCCH_MessageType_choice[] = {
static int
dissect_rrc_DL_DCCH_MessageType(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 929 "./asn1/rrc/rrc.cnf"
#line 942 "./asn1/rrc/rrc.cnf"
offset = dissect_per_choice(tvb, offset, actx, tree, hf_index,
ett_rrc_DL_DCCH_MessageType, DL_DCCH_MessageType_choice,
&msg_type);
@ -97799,7 +97816,7 @@ static const per_sequence_t DL_DCCH_Message_sequence[] = {
static int
dissect_rrc_DL_DCCH_Message(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 932 "./asn1/rrc/rrc.cnf"
#line 945 "./asn1/rrc/rrc.cnf"
offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
ett_rrc_DL_DCCH_Message, DL_DCCH_Message_sequence);
@ -97813,7 +97830,7 @@ dissect_rrc_DL_DCCH_Message(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx
static int
dissect_rrc_START_Value(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 840 "./asn1/rrc/rrc.cnf"
#line 853 "./asn1/rrc/rrc.cnf"
tvbuff_t * start_val;
fp_info *fpinf;
rrc_ciphering_info * c_inf;
@ -127357,7 +127374,7 @@ static const per_choice_t HandoverToUTRANCommand_choice[] = {
static int
dissect_rrc_HandoverToUTRANCommand(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 935 "./asn1/rrc/rrc.cnf"
#line 948 "./asn1/rrc/rrc.cnf"
offset = dissect_per_choice(tvb, offset, actx, tree, hf_index,
ett_rrc_HandoverToUTRANCommand, HandoverToUTRANCommand_choice,
NULL);
@ -127498,7 +127515,7 @@ static const per_sequence_t UE_SecurityInformation_sequence[] = {
static int
dissect_rrc_UE_SecurityInformation(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 938 "./asn1/rrc/rrc.cnf"
#line 951 "./asn1/rrc/rrc.cnf"
actx->private_data = GUINT_TO_POINTER(RRC_NAS_SYS_INFO_CS+1);
offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
ett_rrc_UE_SecurityInformation, UE_SecurityInformation_sequence);
@ -127901,7 +127918,7 @@ static const per_sequence_t UE_SecurityInformation2_sequence[] = {
static int
dissect_rrc_UE_SecurityInformation2(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 942 "./asn1/rrc/rrc.cnf"
#line 955 "./asn1/rrc/rrc.cnf"
actx->private_data = GUINT_TO_POINTER(RRC_NAS_SYS_INFO_PS+1);
offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
ett_rrc_UE_SecurityInformation2, UE_SecurityInformation2_sequence);
@ -160384,7 +160401,7 @@ static int dissect_MeasurementReport_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _
/*--- End of included file: packet-rrc-fn.c ---*/
#line 195 "./asn1/rrc/packet-rrc-template.c"
#line 198 "./asn1/rrc/packet-rrc-template.c"
@ -203283,7 +203300,7 @@ void proto_register_rrc(void) {
NULL, HFILL }},
/*--- End of included file: packet-rrc-hfarr.c ---*/
#line 277 "./asn1/rrc/packet-rrc-template.c"
#line 280 "./asn1/rrc/packet-rrc-template.c"
{ &hf_test,
{ "RAB Test", "rrc.RAB.test",
FT_UINT8, BASE_DEC, NULL, 0,
@ -203320,6 +203337,14 @@ void proto_register_rrc(void) {
{"ATGW IPv6", "rrc.rsrvcc_info.ims_info_atgw_ipv6",
FT_IPv6, BASE_NONE, NULL, 0x0,
"rSR-VCC IMS information ATGW IPv6", HFILL}},
{ &hf_rrc_cellIdentity_rnc_id,
{"RNC Identifier", "rrc.cellIdentity.rnc_id",
FT_UINT32, BASE_DEC, NULL, 0,
"The RNC Identifier (RNC-Id) part of the Cell Identity", HFILL }},
{ &hf_rrc_cellIdentity_c_id,
{"Cell Identifier", "rrc.cellIdentity.c_id",
FT_UINT32, BASE_DEC, NULL, 0,
"The Cell Identifier (C-Id) part of the Cell Identity", HFILL }}
};
/* List of subtrees */
@ -210142,10 +210167,11 @@ void proto_register_rrc(void) {
&ett_rrc_UL_RFC3095_Context,
/*--- End of included file: packet-rrc-ettarr.c ---*/
#line 319 "./asn1/rrc/packet-rrc-template.c"
#line 330 "./asn1/rrc/packet-rrc-template.c"
&ett_rrc_eutraFeatureGroupIndicators,
&ett_rrc_cn_CommonGSM_MAP_NAS_SysInfo,
&ett_rrc_ims_info,
&ett_rrc_cellIdentity,
};
static ei_register_info ei[] = {
@ -210240,7 +210266,7 @@ void proto_register_rrc(void) {
/*--- End of included file: packet-rrc-dis-reg.c ---*/
#line 341 "./asn1/rrc/packet-rrc-template.c"
#line 353 "./asn1/rrc/packet-rrc-template.c"