Robert Schmidt
8107939f08
- all RAN code, CI code, configuration files, dockerfiles, in CSSL v1.0
- all deployment code (openshift, charts, ancillary files like shell
scripts), in MIT
- documentation in CC-BY-4.0
- exceptions might apply and are listed in NOTICE
- there is a new LICENSES folder with all licenses
- CONTRIBUTIONS.md has been updated accordingly
For automated changes based on OAI PL v1.1:
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.{c,h,cpp}
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.ts
perl -i~ -0pe 's/<!--.*Licensed to the OpenAirInterface.*openairinterface.org\n.*-->/<!-- SPDX-License-Identifier: LicenseRef-CSSL-1.0 -->/s' **/*.xml
The rest (cmake, files with missing license, cmake) manually.
208 lines
6.4 KiB
C
208 lines
6.4 KiB
C
/*
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* SPDX-License-Identifier: LicenseRef-CSSL-1.0
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*/
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/*!
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* \brief s1ap pdu encode procedures for eNB
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdint.h>
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#include "assertions.h"
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#include "conversions.h"
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#include "intertask_interface.h"
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#include "s1ap_common.h"
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#include "s1ap_eNB_encoder.h"
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static inline int s1ap_eNB_encode_initiating(S1AP_S1AP_PDU_t *pdu,
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uint8_t **buffer,
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uint32_t *len);
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static inline int s1ap_eNB_encode_successfull_outcome(S1AP_S1AP_PDU_t *pdu,
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uint8_t **buffer, uint32_t *len);
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static inline int s1ap_eNB_encode_unsuccessfull_outcome(S1AP_S1AP_PDU_t *pdu,
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uint8_t **buffer, uint32_t *len);
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int s1ap_eNB_encode_pdu(S1AP_S1AP_PDU_t *pdu, uint8_t **buffer, uint32_t *len) {
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int ret = -1;
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DevAssert(pdu != NULL);
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DevAssert(buffer != NULL);
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DevAssert(len != NULL);
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switch(pdu->present) {
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case S1AP_S1AP_PDU_PR_initiatingMessage:
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ret = s1ap_eNB_encode_initiating(pdu, buffer, len);
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break;
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case S1AP_S1AP_PDU_PR_successfulOutcome:
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ret = s1ap_eNB_encode_successfull_outcome(pdu, buffer, len);
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break;
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case S1AP_S1AP_PDU_PR_unsuccessfulOutcome:
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ret = s1ap_eNB_encode_unsuccessfull_outcome(pdu, buffer, len);
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break;
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default:
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S1AP_DEBUG("Unknown message outcome (%d) or not implemented",
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(int)pdu->present);
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return -1;
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}
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ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_S1AP_S1AP_PDU, pdu);
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return ret;
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}
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static inline
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int s1ap_eNB_encode_initiating(S1AP_S1AP_PDU_t *pdu,
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uint8_t **buffer, uint32_t *len) {
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asn_encode_to_new_buffer_result_t res = { NULL, {0, NULL, NULL} };
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DevAssert(pdu != NULL);
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switch(pdu->choice.initiatingMessage.procedureCode) {
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case S1AP_ProcedureCode_id_S1Setup:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_uplinkNASTransport:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_UECapabilityInfoIndication:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_initialUEMessage:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_NASNonDeliveryIndication:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_UEContextReleaseRequest:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_PathSwitchRequest:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_E_RABModificationIndication:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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default:
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S1AP_DEBUG("Unknown procedure ID (%d) for initiating message\n",
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(int)pdu->choice.initiatingMessage.procedureCode);
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return -1;
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}
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if (LOG_DEBUGFLAG(DEBUG_ASN1)) {
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xer_fprint(stdout, &asn_DEF_S1AP_S1AP_PDU, (void *)pdu);
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}
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memset(&res, 0, sizeof(res));
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res = asn_encode_to_new_buffer(NULL, ATS_ALIGNED_CANONICAL_PER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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*buffer = res.buffer;
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*len = res.result.encoded;
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if (res.result.encoded == -1)
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return -1;
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return 0;
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}
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static inline
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int s1ap_eNB_encode_successfull_outcome(S1AP_S1AP_PDU_t *pdu,
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uint8_t **buffer, uint32_t *len) {
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asn_encode_to_new_buffer_result_t res = { NULL, {0, NULL, NULL} };
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DevAssert(pdu != NULL);
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switch(pdu->choice.successfulOutcome.procedureCode) {
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case S1AP_ProcedureCode_id_InitialContextSetup:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_UEContextRelease:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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case S1AP_ProcedureCode_id_E_RABSetup:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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S1AP_INFO("E_RABSetup successful message\n");
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break;
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case S1AP_ProcedureCode_id_E_RABModify:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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S1AP_INFO("E_RABModify successful message\n");
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break;
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case S1AP_ProcedureCode_id_E_RABRelease:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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S1AP_INFO("E_RAB Release successful message\n");
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break;
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default:
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S1AP_WARN("Unknown procedure ID (%d) for successfull outcome message\n",
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(int)pdu->choice.successfulOutcome.procedureCode);
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return -1;
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}
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if (LOG_DEBUGFLAG(DEBUG_ASN1)) {
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xer_fprint(stdout, &asn_DEF_S1AP_S1AP_PDU, (void *)pdu);
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}
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memset(&res, 0, sizeof(res));
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res = asn_encode_to_new_buffer(NULL, ATS_ALIGNED_CANONICAL_PER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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*buffer = res.buffer;
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*len = res.result.encoded;
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if (res.result.encoded == -1)
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return -1;
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return 0;
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}
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static inline
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int s1ap_eNB_encode_unsuccessfull_outcome(S1AP_S1AP_PDU_t *pdu,
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uint8_t **buffer, uint32_t *len) {
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asn_encode_to_new_buffer_result_t res = { NULL, {0, NULL, NULL} };
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DevAssert(pdu != NULL);
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switch(pdu->choice.unsuccessfulOutcome.procedureCode) {
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case S1AP_ProcedureCode_id_InitialContextSetup:
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res = asn_encode_to_new_buffer(NULL, ATS_CANONICAL_XER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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free(res.buffer);
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break;
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default:
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S1AP_DEBUG("Unknown procedure ID (%d) for unsuccessfull outcome message\n",
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(int)pdu->choice.unsuccessfulOutcome.procedureCode);
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return -1;
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}
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if (LOG_DEBUGFLAG(DEBUG_ASN1)) {
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xer_fprint(stdout, &asn_DEF_S1AP_S1AP_PDU, (void *)pdu);
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}
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memset(&res, 0, sizeof(res));
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res = asn_encode_to_new_buffer(NULL, ATS_ALIGNED_CANONICAL_PER, &asn_DEF_S1AP_S1AP_PDU, pdu);
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*buffer = res.buffer;
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*len = res.result.encoded;
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if (res.result.encoded == -1)
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return -1;
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return 0;
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}
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