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Add common enc/dec E1AP libs to e1ap_lib_common.c

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* these functions are used in both interface management
  and bearer context management libraries
This commit is contained in:
Guido Casati
2025-02-09 22:48:54 +01:00
parent e9ff628844
commit 212fe8d2f3
4 changed files with 89 additions and 57 deletions
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openair2/E1AP/lib/e1ap_interface_management.c
+2 -57
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@@ -508,61 +508,6 @@ bool eq_e1ap_cuup_setup_response(const e1ap_setup_resp_t *a, const e1ap_setup_re
* GNB-CU-UP E1 SETUP FAILURE
* ==================================== */
static E1AP_Cause_t encode_e1ap_cause_ie(const e1ap_cause_t *cause)
{
E1AP_Cause_t ie;
switch (cause->type) {
case E1AP_CAUSE_RADIO_NETWORK:
ie.present = E1AP_Cause_PR_radioNetwork;
ie.choice.radioNetwork = cause->value;
break;
case E1AP_CAUSE_TRANSPORT:
ie.present = E1AP_Cause_PR_transport;
ie.choice.transport = cause->value;
break;
case E1AP_CAUSE_PROTOCOL:
ie.present = E1AP_Cause_PR_protocol;
ie.choice.protocol = cause->value;
break;
case E1AP_CAUSE_MISC:
ie.present = E1AP_Cause_PR_misc;
ie.choice.misc = cause->value;
break;
default:
ie.present = E1AP_Cause_PR_NOTHING;
break;
}
return ie;
}
static e1ap_cause_t decode_e1ap_cause_ie(const E1AP_Cause_t *ie)
{
e1ap_cause_t cause;
// Decode the 'choice' field based on the 'present' value
switch (ie->present) {
case E1AP_Cause_PR_radioNetwork:
cause.value = ie->choice.radioNetwork;
cause.type = E1AP_CAUSE_RADIO_NETWORK;
break;
case E1AP_Cause_PR_transport:
cause.value = ie->choice.transport;
cause.type = E1AP_CAUSE_TRANSPORT;
break;
case E1AP_Cause_PR_protocol:
cause.value = ie->choice.protocol;
cause.type = E1AP_CAUSE_PROTOCOL;
break;
case E1AP_Cause_PR_misc:
cause.value = ie->choice.misc;
cause.type = E1AP_CAUSE_MISC;
break;
default:
cause.type = E1AP_CAUSE_NOTHING;
break;
}
return cause;
}
/**
* @brief Encoder for GNB-CU-UP E1 Setup Failure
* @ref 9.2.1.6 GNB-CU-UP E1 SETUP FAILURE of 3GPP TS 38.463
@@ -588,7 +533,7 @@ E1AP_E1AP_PDU_t *encode_e1ap_cuup_setup_failure(const e1ap_setup_fail_t *msg)
ie2->id = E1AP_ProtocolIE_ID_id_Cause;
ie2->criticality = E1AP_Criticality_ignore;
ie2->value.present = E1AP_GNB_CU_UP_E1SetupFailureIEs__value_PR_Cause;
ie2->value.choice.Cause = encode_e1ap_cause_ie(&msg->cause);
ie2->value.choice.Cause = e1_encode_cause_ie(&msg->cause);
// Time To Wait (O)
if (msg->time_to_wait) {
asn1cSequenceAdd(out->protocolIEs.list, E1AP_GNB_CU_UP_E1SetupFailureIEs_t, ie3);
@@ -630,7 +575,7 @@ bool decode_e1ap_cuup_setup_failure(const E1AP_E1AP_PDU_t *pdu, e1ap_setup_fail_
case E1AP_ProtocolIE_ID_id_Cause:
// Cause
E1AP_LIB_FIND_IE(E1AP_GNB_CU_UP_E1SetupFailureIEs_t, ie, in, E1AP_ProtocolIE_ID_id_Cause, true);
out->cause = decode_e1ap_cause_ie(&ie->value.choice.Cause);
out->cause = e1_decode_cause_ie(&ie->value.choice.Cause);
break;
case E1AP_ProtocolIE_ID_id_Transport_Layer_Address_Info:
// Time To Wait (O)