+++ /dev/null
-/*****************************************************************************
-# *
-# Copyright 2019 AT&T Intellectual Property *
-# Copyright 2019 Nokia *
-# *
-# Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 *
-# *
-# 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. *
-# *
-******************************************************************************/
-#include "e2ap_asn1c_codec.h"
-
-void e2ap_asn1c_print_pdu(const E2AP_PDU_t* pdu)
-{
- xer_fprint(stdout, &asn_DEF_E2AP_PDU, (void *)pdu);
- printf("\n");
-}
-
-void asn1c_xer_print(asn_TYPE_descriptor_t *typeDescriptor, void *data)
-{
- xer_fprint(stdout, typeDescriptor, (void *)data);
- printf("\n");
-}
-
-
-E2AP_PDU_t* e2ap_xml_to_pdu(char const* xml_message)
-{
- // E2AP_PDU_t *pdu = new E2AP_PDU_t();
- E2AP_PDU_t *pdu = calloc(1, sizeof(E2AP_PDU_t));
-
- assert(pdu != 0);
-
- uint8_t buf[MAX_XML_BUFFER];
- asn_dec_rval_t rval;
- size_t size;
- FILE *f;
-
- char XML_path[300];
- char *work_dir = getenv(WORKDIR_ENV);
-
- strcpy(XML_path, work_dir);
- strcat(XML_path, E2AP_XML_DIR);
- strcat(XML_path, xml_message);
-
- LOG_D("Generate E2AP PDU from XML file: %s\n", XML_path);
- memset(buf, 0, sizeof(buf));
-
- f = fopen(XML_path, "r");
- if(!f){
- LOG_E("Unable to open %s. Make sure you have set the Environment Variable E2SIM_DIR, see README", XML_path)
- }
-
- assert(f);
-
- size = fread(buf, 1, sizeof(buf), f);
- if(size == 0 || size == sizeof(buf))
- {
- LOG_E("Input too long: %s", XML_path);
- exit(1);
- }
-
- fclose(f);
-
- rval = xer_decode(0, &asn_DEF_E2AP_PDU, (void **)&pdu, buf, size);
-
- assert(rval.code == RC_OK);
-
- return pdu;
-}
-
-int e2ap_asn1c_encode_pdu(E2AP_PDU_t* pdu, unsigned char **buffer)
-{
- int len;
-
- *buffer = NULL;
- assert(pdu != NULL);
- assert(buffer != NULL);
-
- len = aper_encode_to_new_buffer(&asn_DEF_E2AP_PDU, 0, pdu, (void **)buffer);
-
- if (len < 0) {
- LOG_E("[E2AP ASN] Unable to aper encode");
- exit(1);
- }
- else {
- LOG_D("[E2AP ASN] Encoded succesfully, encoded size = %d", len);
- }
-
- ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_E2AP_PDU, pdu);
-
- return len;
-}
-
-void e2ap_asn1c_decode_pdu(E2AP_PDU_t* pdu, unsigned char *buffer, int len)
-{
- asn_dec_rval_t dec_ret;
-
- assert(buffer != NULL);
-
- dec_ret = aper_decode(NULL, &asn_DEF_E2AP_PDU, (void **)&pdu, buffer, len, 0, 0);
-
- if (dec_ret.code != RC_OK) {
- LOG_E("[E2AP ASN] Failed to decode pdu");
- exit(1);
- }
- else {
- LOG_D("[E2AP ASN] Decoded succesfully");
- }
-}
-
-int e2ap_asn1c_get_procedureCode(E2AP_PDU_t* pdu)
-{
- int procedureCode = -1;
-
- switch(pdu->present)
- {
- case E2AP_PDU_PR_initiatingMessage:
- procedureCode = pdu->choice.initiatingMessage->procedureCode;
- break;
-
- case E2AP_PDU_PR_successfulOutcome:
- procedureCode = pdu->choice.successfulOutcome->procedureCode;
- break;
-
- case E2AP_PDU_PR_unsuccessfulOutcome:
- procedureCode = pdu->choice.unsuccessfulOutcome->procedureCode;
- break;
-
- default:
- LOG_E("[E2AP] Error: Unknown index %d in E2AP PDU", (int)pdu->present);
- break;
- }
-
- return procedureCode;
-}