60 lines
2.1 KiB
C
60 lines
2.1 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include "TLVEncoder.h"
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#include "TLVDecoder.h"
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#include "IdentityRequest.h"
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int decode_identity_request(identity_request_msg *identity_request, uint8_t *buffer, uint32_t len)
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{
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uint32_t decoded = 0;
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int decoded_result = 0;
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// Check if we got a NULL pointer and if buffer length is >= minimum length expected for the message.
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CHECK_PDU_POINTER_AND_LENGTH_DECODER(buffer, IDENTITY_REQUEST_MINIMUM_LENGTH, len);
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/* Decoding mandatory fields */
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if ((decoded_result = decode_u8_identity_type_2(&identity_request->identitytype, 0, *(buffer + decoded) >> 4, len - decoded)) < 0)
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return decoded_result;
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decoded++;
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return decoded;
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}
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int encode_identity_request(identity_request_msg *identity_request, uint8_t *buffer, uint32_t len)
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{
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int encoded = 0;
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/* Checking IEI and pointer */
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CHECK_PDU_POINTER_AND_LENGTH_ENCODER(buffer, IDENTITY_REQUEST_MINIMUM_LENGTH, len);
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*(buffer + encoded) = encode_u8_identity_type_2(&identity_request->identitytype) & 0x0f;
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encoded++;
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return encoded;
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}
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