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Harald Welte gerrit-no-reply at lists.osmocom.org
Review at https://gerrit.osmocom.org/6534
L3_Templates: More GMM related templates
Change-Id: Idf305731afb9a4c316e7320553705946c3edb633
---
M library/L3_Templates.ttcn
1 file changed, 158 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/34/6534/1
diff --git a/library/L3_Templates.ttcn b/library/L3_Templates.ttcn
index 76725fc..db0ea6e 100644
--- a/library/L3_Templates.ttcn
+++ b/library/L3_Templates.ttcn
@@ -71,6 +71,12 @@
mobileIdentityLV := ts_MI_TMSI_LV(tmsi)
}
+template MobileIdentityTLV ts_MI_IMEISV_TLV(hexstring imeisv) := {
+ elementIdentifier := '0100011'B,
+ spare1 := '0'B,
+ mobileIdentityLV := ts_MI_IMEISV_LV(imeisv)
+}
+
private function f_enc_IMSI_L3(hexstring digits) return IMSI_L3 {
var IMSI_L3 l3;
var integer len := lengthof(digits);
@@ -97,6 +103,19 @@
return l3;
}
+private function f_enc_IMEI_SV(hexstring digits) return IMEI_SV {
+ var IMEI_SV l3;
+ var integer len := lengthof(digits);
+ if (len rem 2 == 1) { /* modulo remainder */
+ l3.oddevenIndicator := '1'B;
+ } else {
+ l3.oddevenIndicator := '0'B;
+ }
+ l3.digits := digits;
+ l3.fillerDigit := '1111'B;
+ return l3;
+}
+
/* send template fro Mobile Identity (IMSI) */
template (value) MobileIdentityLV ts_MI_IMSI_LV(hexstring imsi_digits) := {
lengthIndicator := 0, /* overwritten */
@@ -115,6 +134,17 @@
typeOfIdentity := '000'B, /* overwritten */
oddEvenInd_identity := {
imei := f_enc_IMEI_L3(imei_digits)
+ }
+ }
+}
+
+/* send template fro Mobile Identity (IMEISV) */
+template (value) MobileIdentityLV ts_MI_IMEISV_LV(hexstring imei_digits) := {
+ lengthIndicator := 0, /* overwritten */
+ mobileIdentityV := {
+ typeOfIdentity := '011'B,
+ oddEvenInd_identity := {
+ imei_sv := f_enc_IMEI_SV(imei_digits)
}
}
}
@@ -1312,6 +1342,71 @@
}
}
+private function tr_MI_TMSI_TLV(template OCT4 tmsi) return template MobileIdentityTLV {
+ if (istemplatekind(tmsi, "*")) {
+ return *;
+ } else if (istemplatekind(tmsi, "?")) {
+ return ?;
+ } else {
+ var template MobileIdentityTLV mi := {
+ elementIdentifier := '0011000'B,
+ spare1 := '0'B,
+ mobileIdentityLV := {
+ lengthIndicator := 4,
+ mobileIdentityV := {
+ typeOfIdentity := '100'B,
+ oddEvenInd_identity := {
+ tmsi_ptmsi := {
+ oddevenIndicator := '1'B,
+ fillerDigit := '1111'B,
+ octets := tmsi
+ }
+ }
+ }
+ }
+ };
+ return mi;
+ }
+}
+
+template PDU_L3_SGSN_MS tr_GMM_ATTACH_ACCEPT(template BIT3 res := ?,
+ template RoutingAreaIdentificationV ra := ?,
+ template OCT4 ptmsi := *) := {
+ discriminator := '1000'B,
+ tiOrSkip := {
+ skipIndicator := '0000'B
+ },
+ msgs := {
+ gprs_mm := {
+ attachAccept := {
+ messageType := '00000010'B,
+ attachResult := { res, ? },
+ forceToStandby := ?,
+ updateTimer := ?,
+ radioPriority := ?,
+ radioPriorityTOM8 := ?,
+ routingAreaIdentification := ra,
+ ptmsiSignature := *,
+ readyTimer := *,
+ allocatedPTMSI := tr_MI_TMSI_TLV(ptmsi),
+ msIdentity := *,
+ gmmCause := *,
+ t3302 := *,
+ cellNotification := *,
+ equivalentPLMNs := *,
+ networkFeatureSupport := *,
+ emergencyNumberList := *,
+ requestedMSInformation := *,
+ t3319 := *,
+ t3323 := *,
+ t3312_ExtendedValue := *,
+ additionalNetworkFeatureSupport := *,
+ t3324 := *,
+ extendedDRXParameters := *
+ }
+ }
+ }
+}
template (value) PDU_L3_MS_SGSN ts_GMM_ATTACH_COMPL := {
discriminator := '0000'B, /* overwritten */
@@ -1430,6 +1525,22 @@
}
}
+template PDU_L3_SGSN_MS tr_GMM_ID_REQ(template BIT3 id_type := ?) := {
+ discriminator := '1000'B,
+ tiOrSkip := {
+ skipIndicator := '0000'B
+ },
+ msgs := {
+ gprs_mm := {
+ identityRequest := {
+ messageType := '00010101'B,
+ identityType := { id_type, '0'B },
+ forceToStandby := ?
+ }
+ }
+ }
+}
+
template (value) PDU_L3_MS_SGSN ts_GMM_ID_RESP(MobileIdentityLV mi_lv) := {
discriminator := '0000'B, /* overwritten */
tiOrSkip := {
@@ -1445,6 +1556,53 @@
}
}
+template PDU_L3_SGSN_MS tr_GMM_AUTH_REQ(template OCT16 rand := ?, template BIT3 ciph_alg := ?) := {
+ discriminator := '1000'B,
+ tiOrSkip := {
+ skipIndicator := '0000'B
+ },
+ msgs := {
+ gprs_mm := {
+ authenticationAndCipheringRequest := {
+ messageType := '00010010'B,
+ cipheringAlgorithm := { ciph_alg, '0'B },
+ imeisvRequest := ?,
+ forceToStandby := ?,
+ acReferenceNumber := ?,
+ authenticationParameterRAND := {
+ elementIdentifier := '21'O,
+ randValue := rand
+ },
+ cipheringKeySequenceNumber := *,
+ authenticationParameterAUTN := *
+ }
+ }
+ }
+}
+
+template (value) PDU_L3_MS_SGSN ts_GMM_AUTH_RESP_2G(BIT4 ac_ref, OCT4 sres) := {
+ discriminator := '1000'B,
+ tiOrSkip := {
+ skipIndicator := '0000'B
+ },
+ msgs := {
+ gprs_mm := {
+ authenticationAndCipheringResponse := {
+ messageType := '00010011'B,
+ acReferenceNumber := { valueField := ac_ref },
+ spare := '0000'B,
+ authenticationParResp := {
+ elementIdentifier := '22'O,
+ valueField := sres
+ },
+ imeisv := omit,
+ authenticationRespParExt := omit
+ }
+ }
+ }
+}
+
+
const BIT3 c_GMM_DTT_MO_GPRS := '001'B;
const BIT3 c_GMM_DTT_MO_IMSI := '010'B;
const BIT3 c_GMM_DTT_MO_GPRS_IMSI_COMBINED := '011'B;
--
To view, visit https://gerrit.osmocom.org/6534
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Gerrit-MessageType: newchange
Gerrit-Change-Id: Idf305731afb9a4c316e7320553705946c3edb633
Gerrit-PatchSet: 1
Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>