1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
|
module DIAMETER_ts29_273_Templates {
/* (C) 2023 by sysmocom s.f.m.c. GmbH <info@sysmocom.de
* All rights reserved.
*
* Released under the terms of GNU General Public License, Version 2 or
* (at your option) any later version.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*
* Templates for AVPs and messages for TS 29.273
*/
import from General_Types all;
import from DIAMETER_Types all;
import from DIAMETER_Templates all;
import from DIAMETER_rfc5447_Templates all;
import from Osmocom_Types all;
import from Misc_Helpers all;
/* 3GPP TS 29.273 Section 8.2 */
const uint32_t c_DIAMETER_3GPP_SWx_AID := 16777265;
/* 3GPP TS 29.273 Section 9 */
const uint32_t c_DIAMETER_3GPP_S6b_AID := 16777272;
/* 5.2.3.3 MIP6-Feature-Vector bits */
const uint64_t DIA_TS29_373_MIP6_Feature_Vector_PMIP6_SUPPORTED := hex2int('0000010000000000'H);
const uint64_t DIA_TS29_373_MIP6_Feature_Vector_ASSIGN_LOCAL_IP := hex2int('0000080000000000'H);
const uint64_t DIA_TS29_373_MIP6_Feature_Vector_MIP4_SUPPORTED := hex2int('0000100000000000'H);
const uint64_t DIA_TS29_373_MIP6_Feature_Vector_OPTIMIZED_IDLE_MODE_MOBILITY := hex2int('0000200000000000'H);
const uint64_t DIA_TS29_373_MIP6_Feature_Vector_GTPv2_SUPPORTED := hex2int('0000400000000000'H);
/*******************************
* SWx 3GPP TS 29.273 section 8
*******************************/
/* SIP-Auth-Data-Item , 3GPP TS 29.273 8.2.3.9 */
template (present) GenericAVP tr_AVP_3GPP_SIPAuthDataItem(template (present) uint32_t num := ?) := {
avp := {
avp_header := tr_DIA_Hdr_3GPP(c_AVP_Code_CxDx_3GPP_SIP_Auth_Data_Item),
avp_data := {
avp_CxDx_3GPP_SIP_Auth_Data_Item := superset(
//tr_AVP_3GPP_SIPItemNumber(num), /* Optional */
tr_AVP_3GPP_SIPAuthScheme(?)//, /* Optional */
//tr_AVP_3GPP_SIPAuthenticate(?), /* Optional */
//tr_AVP_3GPP_SIPAuthorization(?), /* Optional */
//tr_AVP_3GPP_SIPAuthContext(?), /* Optional */
//tr_AVP_3GPP_ConfidentialityKey(?), /* Optional */
//tr_AVP_3GPP_IntegrityKey(?) /* Optional */
/* TODO:
[ SIP-Digest-Authenticate ]
[ Framed-IP-Address ]
[ Framed-IPv6-Prefix ]
[ Framed-Interface-Id ]
[ Line-Identifier ]
*[AVP]
*/
)
}
}
}
template (value) GenericAVP ts_AVP_3GPP_SIPAuthDataItem(uint32_t num, OCT16 rand, OCT16 ik, OCT16 ck, OCT16 autn, OCT14 auts) := {
avp := {
avp_header := ts_DIA_Hdr_3GPP(c_AVP_Code_CxDx_3GPP_SIP_Auth_Data_Item),
avp_data := {
avp_CxDx_3GPP_SIP_Auth_Data_Item := {
ts_AVP_3GPP_SIPItemNumber(num),
ts_AVP_3GPP_SIPAuthScheme(char2oct("Digest-AKAv1-MD5")),
ts_AVP_3GPP_SIPAuthenticate(rand & autn),
ts_AVP_3GPP_SIPAuthorization(rand & auts),
ts_AVP_3GPP_SIPAuthContext(char2oct("foobar")),
ts_AVP_3GPP_ConfidentialityKey(ck),
ts_AVP_3GPP_IntegrityKey(ik)
/* TODO:
[ SIP-Digest-Authenticate ]
[ Framed-IP-Address ]
[ Framed-IPv6-Prefix ]
[ Framed-Interface-Id ]
[ Line-Identifier ]
*[AVP]
*/
}
}
}
}
/* Multimedia-Auth-Request, 3GPP TS 29.273 8.2.2.1 Authentication Procedure */
template (present) PDU_DIAMETER
tr_DIA_SWx_MAR(template (present) hexstring imsi := ?,
template (present) octetstring sess_id := ?,
template (present) charstring orig_host := ?,
template (present) charstring orig_realm := ?,
template (present) charstring dest_realm := ?,
template (present) UINT32 hbh_id := ?,
template (present) UINT32 ete_id := ?) :=
tr_DIAMETER(flags := '1???????'B,
cmd_code := Multimedia_Auth,
app_id := int2oct(c_DIAMETER_3GPP_SWx_AID, 4),
hbh_id := hbh_id, ete_id := ete_id,
avps := superset(
tr_AVP_SessionId(sess_id),
tr_AVP_VendorSpecAppId(?, ?),
tr_AVP_AuthSessionState(NO_STATE_MAINTAINED),
tr_AVP_OriginHost(orig_host),
tr_AVP_OriginRealm(orig_realm),
tr_AVP_DestinationRealm(dest_realm),
tr_AVP_UserNameImsi(imsi),
tr_AVP_3GPP_SIPAuthDataItem(?),
tr_AVP_3GPP_SIPNumAuthDataItems(?)
));
/* Multimedia-Auth-Answer, 3GPP TS 29.273 8.2.2.1 Authentication Procedure */
template (value) PDU_DIAMETER
ts_DIA_SWx_MAA(template (value) hexstring imsi,
template (value) GenericAVP sip_auth_data_item,
template (value) uint32_t vendor_app_id := c_DIAMETER_3GPP_SWx_AID,
template (value) octetstring sess_id := c_def_sess_id,
template (value) charstring orig_host := "hss.localdomain",
template (value) charstring orig_realm := "localdomain",
template (value) UINT32 hbh_id := '00000000'O,
template (value) UINT32 ete_id := '00000000'O) :=
ts_DIAMETER(flags := '01000000'B,
cmd_code := Multimedia_Auth,
app_id := int2oct(c_DIAMETER_3GPP_SWx_AID, 4),
hbh_id := hbh_id,
ete_id := ete_id,
avps := {
ts_AVP_SessionId(sess_id),
ts_AVP_VendorSpecAppId(vendor_id_3GPP, valueof(vendor_app_id)),
ts_AVP_ResultCode(DIAMETER_SUCCESS),
ts_AVP_AuthSessionState(NO_STATE_MAINTAINED),
ts_AVP_OriginHost(orig_host),
ts_AVP_OriginRealm(orig_realm),
ts_AVP_UserNameImsi(valueof(imsi)),
sip_auth_data_item,
ts_AVP_3GPP_SIPNumAuthDataItems(1)
});
/* Server-Assignment-Request,
* 3GPP TS 29.273 8.1.2.2.2 UE/PDN Registration/DeRegistration Notification
* 3GPP TS 29.273 8.2.2.3 Non-3GPP IP Access Registration Procedure */
template (present) PDU_DIAMETER
tr_DIA_SWx_SAR(template (present) hexstring imsi := ?,
template (present) octetstring sess_id := ?,
template (present) charstring orig_host := ?,
template (present) charstring orig_realm := ?,
template (present) charstring dest_realm := ?,
template (present) UINT32 hbh_id := ?,
template (present) UINT32 ete_id := ?,
template (present) CxDx_3GPP_Server_Assignment_Type server_ass_type := ?,
template (present) charstring service_selection := ?) :=
tr_DIAMETER(flags := '1???????'B,
cmd_code := Server_Assignment,
app_id := int2oct(c_DIAMETER_3GPP_SWx_AID, 4),
hbh_id := hbh_id, ete_id := ete_id,
avps := superset(
tr_AVP_SessionId(sess_id),
tr_AVP_VendorSpecAppId(?, ?),
tr_AVP_AuthSessionState(NO_STATE_MAINTAINED),
tr_AVP_OriginHost(orig_host),
tr_AVP_OriginRealm(orig_realm),
tr_AVP_DestinationRealm(dest_realm),
tr_AVP_UserNameImsi(imsi),
tr_AVP_3GPP_ServerAssignmentType(server_ass_type),
tr_AVP_ServiceSelection(service_selection)
));
/* Server-Assignment-Answer,
* 3GPP TS 29.273 8.1.2.2.2 UE/PDN Registration/DeRegistration Notification
* 3GPP TS 29.273 8.2.2.3 Non-3GPP IP Access Registration Procedure */
template (value) PDU_DIAMETER
ts_DIA_SWx_SAA(template (value) hexstring imsi,
template (value) uint32_t vendor_app_id := c_DIAMETER_3GPP_SWx_AID,
template (value) octetstring sess_id := c_def_sess_id,
template (value) charstring orig_host := "hss.localdomain",
template (value) charstring orig_realm := "localdomain",
template (value) UINT32 hbh_id := '00000000'O,
template (value) UINT32 ete_id := '00000000'O) :=
ts_DIAMETER(flags := '01000000'B,
cmd_code := Server_Assignment,
app_id := int2oct(c_DIAMETER_3GPP_SWx_AID, 4),
hbh_id := hbh_id,
ete_id := ete_id,
avps := {
ts_AVP_SessionId(sess_id),
ts_AVP_VendorSpecAppId(vendor_id_3GPP, valueof(vendor_app_id)),
ts_AVP_ResultCode(DIAMETER_SUCCESS),
ts_AVP_AuthSessionState(NO_STATE_MAINTAINED),
ts_AVP_OriginHost(orig_host),
ts_AVP_OriginRealm(orig_realm),
ts_AVP_UserNameImsi(valueof(imsi))
/* TODO:
* [ Non-3GPP-User-Data ]
* [ 3GPP-AAA-Server-Name ]
* [ OC-Supported-Features ]
* [ OC-OLR ] ]
* *[ Load ]
* *[ Supported-Features ]
*/
});
/*******************************
* S6b 3GPP TS 29.273 section 9
*******************************/
/* TS 29.273 9.2.2.5.1 AA-Request (AAR) */
template (present) PDU_DIAMETER
tr_DIA_S6b_AAR(template (present) charstring username_nai := ?,
template (present) MIPv6_NONE_MIP6_Feature_Vector mip6_feat_vec := ?,
template (present) charstring apn := ?,
template (present) octetstring sess_id := ?,
template (present) charstring orig_host := ?,
template (present) charstring orig_realm := ?,
template (present) charstring dest_realm := ?,
template (present) UINT32 hbh_id := ?,
template (present) UINT32 ete_id := ?) :=
tr_DIAMETER(flags := '1???????'B,
cmd_code := Authorize_Authenticate,
app_id := int2oct(c_DIAMETER_3GPP_S6b_AID, 4),
hbh_id := hbh_id,
ete_id := ete_id,
avps := superset(
tr_AVP_SessionId(sess_id),
/* Optional: DRMP, */
tr_AVP_AuthAppId(int2oct(c_DIAMETER_3GPP_S6b_AID, 4)),
tr_AVP_OriginHost(orig_host),
tr_AVP_OriginRealm(orig_realm),
tr_AVP_DestinationRealm(dest_realm),
tr_AVP_AuthRequestType(AUTHORIZE_ONLY),
tr_AVP_UserName(char2oct_tmpl_present(username_nai)),
tr_AVP_MIP6FeatureVector(mip6_feat_vec),
tr_AVP_ServiceSelection(apn)
/* TODO: Lots other optional */
));
template (value) PDU_DIAMETER
ts_DIA_S6b_AAR(template (value) charstring username_nai,
template (value) MIPv6_NONE_MIP6_Feature_Vector mip6_feat_vec,
template (value) charstring apn,
template (value) octetstring sess_id := c_def_sess_id,
template (value) charstring orig_host := "pgw.localdomain",
template (value) charstring orig_realm := "localdomain",
template (value) charstring dest_realm := "localdomain",
template (value) UINT32 hbh_id := '00000000'O,
template (value) UINT32 ete_id := '00000000'O) :=
ts_DIAMETER(flags := '11000000'B,
cmd_code := Authorize_Authenticate,
app_id := int2oct(c_DIAMETER_3GPP_S6b_AID, 4),
hbh_id := hbh_id,
ete_id := ete_id,
avps := {
ts_AVP_SessionId(sess_id),
/* Optional: DRMP, */
ts_AVP_AuthAppId(int2oct(c_DIAMETER_3GPP_S6b_AID, 4)),
ts_AVP_OriginHost(orig_host),
ts_AVP_OriginRealm(orig_realm),
ts_AVP_DestinationRealm(dest_realm),
ts_AVP_AuthRequestType(AUTHORIZE_ONLY),
ts_AVP_UserName(char2oct(valueof(username_nai))),
ts_AVP_MIP6FeatureVector(mip6_feat_vec),
ts_AVP_ServiceSelection(valueof(apn))
/* TODO: Lots other optional */
});
/* TS 29.273 9.2.2.2.2 AA-Answer (AAA) */
template (present) PDU_DIAMETER
tr_DIA_S6b_AAA(template (present) octetstring sess_id := ?,
template (present) charstring orig_host := ?,
template (present) charstring orig_realm := ?,
template (present) charstring dest_realm := ?,
template (present) UINT32 hbh_id := ?,
template (present) UINT32 ete_id := ?,
template (present) CxDx_3GPP_Server_Assignment_Type server_ass_type := ?,
template (present) charstring service_selection := ?) :=
tr_DIAMETER(flags := '0???????'B,
cmd_code := Authorize_Authenticate,
app_id := int2oct(c_DIAMETER_3GPP_S6b_AID, 4),
hbh_id := hbh_id, ete_id := ete_id,
avps := superset(
tr_AVP_SessionId(sess_id),
/* Optional: DRMP, */
tr_AVP_AuthAppId(int2oct(c_DIAMETER_3GPP_S6b_AID, 4)),
tr_AVP_AuthRequestType(AUTHORIZE_ONLY),
tr_AVP_ResultCode(DIAMETER_SUCCESS),
tr_AVP_OriginHost(orig_host),
tr_AVP_OriginRealm(orig_realm)
));
template (value) PDU_DIAMETER
ts_DIA_S6b_AAA(template (value) octetstring sess_id := c_def_sess_id,
template (value) charstring orig_host := "aaa.localdomain",
template (value) charstring orig_realm := "localdomain",
template (value) charstring dest_realm := "localdomain",
template (value) UINT32 hbh_id := '00000000'O,
template (value) UINT32 ete_id := '00000000'O) :=
ts_DIAMETER(flags := '01000000'B,
cmd_code := Authorize_Authenticate,
app_id := int2oct(c_DIAMETER_3GPP_S6b_AID, 4),
hbh_id := hbh_id, ete_id := ete_id,
avps := {
ts_AVP_SessionId(sess_id),
/* Optional: DRMP, */
ts_AVP_AuthAppId(int2oct(c_DIAMETER_3GPP_S6b_AID, 4)),
ts_AVP_AuthRequestType(AUTHORIZE_ONLY),
ts_AVP_ResultCode(DIAMETER_SUCCESS),
ts_AVP_OriginHost(orig_host),
ts_AVP_OriginRealm(orig_realm)
});
/* TS 29.273 9.2.2.3.1 Session-Termination-Request (STR) Command,
* Table 9.1.2.3.1/1: S6b Session Termination Request (STR), based on RFC 6733 8.4.1 */
template (value) PDU_DIAMETER
ts_DIA_S6b_STR(template (value) hexstring imsi,
template (value) BASE_NONE_Termination_Cause term_cause := DIAMETER_LOGOUT,
template (value) octetstring sess_id := c_def_sess_id,
template (value) charstring orig_host := "pgw.localdomain",
template (value) charstring orig_realm := "localdomain",
template (value) charstring dest_realm := "localdomain",
template (value) UINT32 hbh_id := '00000000'O,
template (value) UINT32 ete_id := '00000000'O) :=
ts_DIAMETER(flags := '11000000'B,
cmd_code := Session_Termination,
app_id := int2oct(c_DIAMETER_3GPP_S6b_AID, 4),
hbh_id := hbh_id,
ete_id := ete_id,
avps := {
ts_AVP_SessionId(sess_id),
/* Optional: DRMP */
ts_AVP_AuthAppId(int2oct(c_DIAMETER_3GPP_S6b_AID, 4)),
ts_AVP_OriginHost(orig_host),
ts_AVP_OriginRealm(orig_realm),
ts_AVP_DestinationRealm(dest_realm),
ts_AVP_TerminationCause(term_cause),
ts_AVP_UserNameImsi(valueof(imsi))
/* Optional: OC-Supported-Features */
});
/* TS 29.273 9.2.2.3.2 Session-Termination-Answer (STA) Command,
* Table 9.1.2.3.1/2: S6b Session Termination Answer (STA), based on RFC 6733 8.4.2 */
template (present) PDU_DIAMETER
tr_DIA_S6b_STA(template (present) DIAMETER_Resultcode res_code := ?,
template (present) octetstring sess_id := ?,
template (present) charstring orig_host := ?,
template (present) charstring orig_realm := ?,
template (present) charstring dest_realm := ?,
template (present) UINT32 hbh_id := ?,
template (present) UINT32 ete_id := ?) :=
tr_DIAMETER(flags := '0???????'B,
cmd_code := Session_Termination,
app_id := int2oct(c_DIAMETER_3GPP_S6b_AID, 4),
hbh_id := hbh_id, ete_id := ete_id,
avps := superset(
tr_AVP_SessionId(sess_id),
/* Optional: DRMP */
tr_AVP_ResultCode(res_code),
tr_AVP_OriginHost(orig_host),
tr_AVP_OriginRealm(orig_realm)
/* Lots other Optional */
));
}
|
