/* * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The OpenAirInterface Software Alliance licenses this file to You under * the OAI Public License, Version 1.1 (the "License"); you may not use this file * except in compliance with the License. * You may obtain a copy of the License at * * http://www.openairinterface.org/?page_id=698 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------------------- * For more information about the OpenAirInterface (OAI) Software Alliance: * contact@openairinterface.org */ /*! \file m2ap_common.c * \brief m2ap procedures for both eNB and MCE * \author Javier Morgade * \date 2019 * \version 0.1 */ #include #include "m2ap_common.h" #include "M2AP_M2AP-PDU.h" int asn_debug = 0; int asn1_xer_print = 0; #if defined(EMIT_ASN_DEBUG_EXTERN) inline void ASN_DEBUG(const char *fmt, ...) { if (asn_debug) { int adi = asn_debug_indent; va_list ap; va_start(ap, fmt); fprintf(stderr, "[ASN1]"); while(adi--) fprintf(stderr, " "); vfprintf(stderr, fmt, ap); fprintf(stderr, "\n"); va_end(ap); } } #endif ssize_t m2ap_generate_initiating_message( uint8_t **buffer, uint32_t *length, M2AP_ProcedureCode_t procedureCode, M2AP_Criticality_t criticality, asn_TYPE_descriptor_t *td, void *sptr) { M2AP_M2AP_PDU_t pdu; ssize_t encoded; memset(&pdu, 0, sizeof(M2AP_M2AP_PDU_t)); pdu.present = M2AP_M2AP_PDU_PR_initiatingMessage; pdu.choice.initiatingMessage.procedureCode = procedureCode; pdu.choice.initiatingMessage.criticality = criticality; ANY_fromType_aper((ANY_t *)&pdu.choice.initiatingMessage.value, td, sptr); if (asn1_xer_print) { xer_fprint(stdout, &asn_DEF_M2AP_M2AP_PDU, (void *)&pdu); } /* We can safely free list of IE from sptr */ ASN_STRUCT_FREE_CONTENTS_ONLY(*td, sptr); if ((encoded = aper_encode_to_new_buffer(&asn_DEF_M2AP_M2AP_PDU, 0, &pdu, (void **)buffer)) < 0) { return -1; } *length = encoded; return encoded; } ssize_t m2ap_generate_unsuccessfull_outcome( uint8_t **buffer, uint32_t *length, M2AP_ProcedureCode_t procedureCode, M2AP_Criticality_t criticality, asn_TYPE_descriptor_t *td, void *sptr) { M2AP_M2AP_PDU_t pdu; ssize_t encoded; memset(&pdu, 0, sizeof(M2AP_M2AP_PDU_t)); pdu.present = M2AP_M2AP_PDU_PR_unsuccessfulOutcome; pdu.choice.successfulOutcome.procedureCode = procedureCode; pdu.choice.successfulOutcome.criticality = criticality; ANY_fromType_aper((ANY_t *)&pdu.choice.successfulOutcome.value, td, sptr); if (asn1_xer_print) { xer_fprint(stdout, &asn_DEF_M2AP_M2AP_PDU, (void *)&pdu); } /* We can safely free list of IE from sptr */ ASN_STRUCT_FREE_CONTENTS_ONLY(*td, sptr); if ((encoded = aper_encode_to_new_buffer(&asn_DEF_M2AP_M2AP_PDU, 0, &pdu, (void **)buffer)) < 0) { return -1; } *length = encoded; return encoded; } void m2ap_handle_criticality(M2AP_Criticality_t criticality) { }