diff --git a/openair3/NAS/COMMON/EMM/MSG/RegistrationComplete.c b/openair3/NAS/COMMON/EMM/MSG/RegistrationComplete.c new file mode 100644 index 0000000000..668e665351 --- /dev/null +++ b/openair3/NAS/COMMON/EMM/MSG/RegistrationComplete.c @@ -0,0 +1,61 @@ +/* + * 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 + */ + +#include +#include +#include +#include + + +#include "TLVEncoder.h" +#include "TLVDecoder.h" +#include "RegistrationComplete.h" +#include "SORTransparentContainer.h" + +int decode_registration_complete(registration_complete_msg *registration_complete, uint8_t *buffer, uint32_t len) +{ + uint32_t decoded = 0; + int decoded_result = 0; + + /* Decoding mandatory fields */ + if ((decoded_result = decode_sor_transparent_container(®istration_complete->sortransparentcontainer, 0, buffer + decoded, len - decoded)) < 0) + return decoded_result; + else + decoded += decoded_result; + + return decoded; +} + +int encode_registration_complete(registration_complete_msg *registration_complete, uint8_t *buffer, uint32_t len) +{ + int encoded = 0; + int encode_result = 0; + + if ((encode_result = + encode_sor_transparent_container(®istration_complete->sortransparentcontainer, 0, + buffer + encoded, len - encoded)) < 0) //Return in case of error + return encode_result; + else + encoded += encode_result; + + return encoded; +} + diff --git a/openair3/NAS/COMMON/EMM/MSG/RegistrationComplete.h b/openair3/NAS/COMMON/EMM/MSG/RegistrationComplete.h new file mode 100644 index 0000000000..bc69810ea9 --- /dev/null +++ b/openair3/NAS/COMMON/EMM/MSG/RegistrationComplete.h @@ -0,0 +1,41 @@ +/*! \file RegistrationRequest.h + +\brief registration request procedures for gNB +\author Yoshio INOUE, Masayuki HARADA +\email: yoshio.inoue@fujitsu.com,masayuki.harada@fujitsu.com +\date 2020 +\version 0.1 +*/ + +#include +#include +#include + +#include "ExtendedProtocolDiscriminator.h" +#include "SecurityHeaderType.h" +#include "SpareHalfOctet.h" +#include "MessageType.h" +#include "SORTransparentContainer.h" + +#ifndef REGISTRATION_COMPLETE_H_ +#define REGISTRATION_COMPLETE_H_ + + +typedef struct registration_complete_msg_tag { + /* Mandatory fields */ + ExtendedProtocolDiscriminator protocoldiscriminator; + SecurityHeaderType securityheadertype:4; + SpareHalfOctet sparehalfoctet:4; + MessageType messagetype; + + /* Optional fields */ + SORTransparentContainer sortransparentcontainer; +} registration_complete_msg; + + +int decode_registration_complete(registration_complete_msg *registrationcomplete, uint8_t *buffer, uint32_t len); + +int encode_registration_complete(registration_complete_msg *registrationcomplete, uint8_t *buffer, uint32_t len); + +#endif /* ! defined(REGISTRATION_COMPLETE_H_) */ + diff --git a/openair3/NAS/COMMON/IES/SORTransparentContainer.c b/openair3/NAS/COMMON/IES/SORTransparentContainer.c new file mode 100644 index 0000000000..3ab2a14c3d --- /dev/null +++ b/openair3/NAS/COMMON/IES/SORTransparentContainer.c @@ -0,0 +1,103 @@ +/* + * 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 + */ + +#include +#include +#include + +#include "TLVEncoder.h" +#include "TLVDecoder.h" +#include "SORTransparentContainer.h" +#include "nas_log.h" + +//#define NAS_DEBUG 1 + +int decode_sor_transparent_container(SORTransparentContainer *sortransparentcontainer, uint8_t iei, uint8_t *buffer, uint32_t len) +{ + int decoded = 0; + int decode_result; + uint16_t ielen; + + LOG_FUNC_IN; + + if (iei > 0) { + CHECK_IEI_DECODER(iei, *buffer); + decoded++; + } + + DECODE_LENGTH_U16(buffer + decoded, ielen, decoded); + + CHECK_LENGTH_DECODER(len - decoded, ielen); + + + if ((decode_result = decode_octet_string(&sortransparentcontainer->sortransparentcontainercontents, ielen, buffer + decoded, len - decoded)) < 0) { + LOG_FUNC_RETURN(decode_result); + } else { + decoded += decode_result; + } + +#if defined (NAS_DEBUG) + dump_sor_transparent_container_xml(sortransparentcontainer, iei); +#endif + LOG_FUNC_RETURN(decoded); +} + +int encode_sor_transparent_container(SORTransparentContainer *sortransparentcontainer, uint8_t iei, uint8_t *buffer, uint32_t len) +{ + uint8_t *lenPtr; + uint32_t encoded = 0; + int32_t encode_result; + /* Checking IEI and pointer */ + CHECK_PDU_POINTER_AND_LENGTH_ENCODER(buffer, SOR_TRANSPARENT_CONTAINER_MINIMUM_LENGTH, len); +#if defined (NAS_DEBUG) + dump_sor_transparent_container_xml(sortransparentcontainer, iei); +#endif + + if (iei > 0) { + *buffer = iei; + encoded++; + } + + lenPtr = (buffer + encoded); + + //encoded += 2; + //if ((encode_result = encode_octet_string(&sortransparentcontainer->sortransparentcontainercontents, buffer + sizeof(uint16_t), len - sizeof(uint16_t))) < 0) + if ((encode_result = encode_octet_string(&sortransparentcontainer->sortransparentcontainercontents, lenPtr + sizeof(uint16_t), len - sizeof(uint16_t))) < 0) + return encode_result; + else + encoded += encode_result; + + ENCODE_U16(lenPtr, encode_result, encoded); + return encoded; +} + +void dump_sor_transparent_container_xml(SORTransparentContainer *sortransparentcontainer, uint8_t iei) +{ + printf("\n"); + + if (iei > 0) + /* Don't display IEI if = 0 */ + printf(" 0x%X\n", iei); + + printf("%s", dump_octet_string_xml(&sortransparentcontainer->sortransparentcontainercontents)); + printf("\n"); +} + diff --git a/openair3/NAS/COMMON/IES/SORTransparentContainer.h b/openair3/NAS/COMMON/IES/SORTransparentContainer.h new file mode 100644 index 0000000000..587419b1f9 --- /dev/null +++ b/openair3/NAS/COMMON/IES/SORTransparentContainer.h @@ -0,0 +1,45 @@ +/* + * 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 + */ + +#include +#include +#include + +#include "OctetString.h" + +#ifndef SOR_TRANSPARENT_CONTAINER_H_ +#define SOR_TRANSPARENT_CONTAINER_H_ + +#define SOR_TRANSPARENT_CONTAINER_MINIMUM_LENGTH 2 // [length]+[length] +#define SOR_TRANSPARENT_CONTAINER_MAXIMUM_LENGTH 65538 // [IEI]+[length]+[length]+[ESM msg] + +typedef struct SORTransparentContainer_tag { + OctetString sortransparentcontainercontents; +} SORTransparentContainer; + +int encode_sor_transparent_container(SORTransparentContainer *sortransparentcontainer, uint8_t iei, uint8_t *buffer, uint32_t len); + +int decode_sor_transparent_container(SORTransparentContainer *sortransparentcontainer, uint8_t iei, uint8_t *buffer, uint32_t len); + +void dump_sor_transparent_container_xml(SORTransparentContainer *sortransparentcontainer, uint8_t iei); + +#endif /* ESM MESSAGE CONTAINER_H_ */ + diff --git a/openair3/NAS/NR_UE/nr_nas_msg_sim.c b/openair3/NAS/NR_UE/nr_nas_msg_sim.c index 29203dbc47..b5fa230106 100644 --- a/openair3/NAS/NR_UE/nr_nas_msg_sim.c +++ b/openair3/NAS/NR_UE/nr_nas_msg_sim.c @@ -146,3 +146,60 @@ void generateRegistrationRequest(as_nas_info_t *initialNasMsg) { } + +void generateRegistrationComplete(as_nas_info_t *ulNasMsg, SORTransparentContainer *sortransparentcontainer) { + int length = sizeof(fgs_nas_message_security_header_t); + int size = 0; + fgs_nas_message_t nas_msg; + memset(&nas_msg, 0, sizeof(fgs_nas_message_t)); + fgs_nas_message_security_protected_t *sp_msg; + + sp_msg = &nas_msg.security_protected; + // set header + sp_msg->header.protocol_discriminator = FGS_MOBILITY_MANAGEMENT_MESSAGE; + sp_msg->header.security_header_type = INTEGRITY_PROTECTED_AND_CIPHERED; + sp_msg->header.message_authentication_code = 0x8fc59d96; + sp_msg->header.sequence_number = 1; + + sp_msg->plain.mm_msg.registration_complete.protocoldiscriminator = FGS_MOBILITY_MANAGEMENT_MESSAGE; + length += 1; + sp_msg->plain.mm_msg.registration_complete.securityheadertype = PLAIN_5GS_MSG; + sp_msg->plain.mm_msg.registration_complete.sparehalfoctet = 0; + length += 1; + sp_msg->plain.mm_msg.registration_complete.messagetype = REGISTRATION_REQUEST; + length += 1; + + if(sortransparentcontainer) { + length += sortransparentcontainer->sortransparentcontainercontents.length; + } + + // encode the message + ulNasMsg->data = (Byte_t *)malloc(length * sizeof(Byte_t)); + + /* Encode the first octet of the header (extended protocol discriminator) */ + ENCODE_U8(ulNasMsg->data + size, sp_msg->header.protocol_discriminator, size); + + /* Encode the security header type */ + ENCODE_U8(ulNasMsg->data + size, sp_msg->header.security_header_type, size); + + /* Encode the message authentication code */ + ENCODE_U32(ulNasMsg->data + size, sp_msg->header.message_authentication_code, size); + + /* Encode the sequence number */ + ENCODE_U8(ulNasMsg->data + size, sp_msg->header.sequence_number, size); + + + /* Encode the extended protocol discriminator */ + ENCODE_U8(ulNasMsg->data + size, sp_msg->plain.mm_msg.registration_complete.protocoldiscriminator, size); + + /* Encode the security header type */ + ENCODE_U8(ulNasMsg->data + size, sp_msg->plain.mm_msg.registration_complete.securityheadertype, size); + + /* Encode the message type */ + ENCODE_U8(ulNasMsg->data + size, sp_msg->plain.mm_msg.registration_complete.messagetype, size); + + if(sortransparentcontainer) { + encode_registration_complete(&sp_msg->plain.mm_msg.registration_complete, ulNasMsg->data + size, length - size); + } +} + diff --git a/openair3/NAS/NR_UE/nr_nas_msg_sim.h b/openair3/NAS/NR_UE/nr_nas_msg_sim.h index c5ec902c4a..bc95047842 100644 --- a/openair3/NAS/NR_UE/nr_nas_msg_sim.h +++ b/openair3/NAS/NR_UE/nr_nas_msg_sim.h @@ -12,14 +12,48 @@ #define __NR_NAS_MSG_SIM_H__ #include "RegistrationRequest.h" +#include "RegistrationComplete.h" #include "as_message.h" #define PLAIN_5GS_MSG 0b0000 #define INTEGRITY_PROTECTED 0b0001 +#define INTEGRITY_PROTECTED_AND_CIPHERED 0b0010 + +#define INITIAL_REGISTRATION 0b001 + #define REGISTRATION_REQUEST 0b01000001 /* 65 = 0x41 */ -#define INITIAL_REGISTRATION 0b001 +#define REGISTRATION_ACCEPT 0b01000010 /* 66 = 0x42 */ +#define REGISTRATION_COMPLETE 0b01000011 /* 67 = 0x43 */ +#define REGISTRATION_REJECT 0b01000100 /* 68 = 0x44 */ +#define DEREGISTRATION_REQUEST_UE_ORIGINATING 0b01000101 /* 69 = 0x45 */ +#define DEREGISTRATION_ACCEPT_UE_ORIGINATING 0b01000110 /* 70 = 0x46 */ +#define DEREGISTRATION_REQUEST_UE_TERMINATED 0b01000111 /* 71 = 0x47 */ +#define DEREGISTRATION_ACCEPT_UE_TERMINATED 0b01001000 /* 72 = 0x48 */ + +#define FIVEGMM_SERVICE_REQUEST 0b01001100 /* 76 = 0x4c */ +#define FIVEGMM_SERVICE_REJECT 0b01001101 /* 77 = 0x4d */ +#define FIVEGMM_SERVICE_ACCEPT 0b01001110 /* 78 = 0x4e */ + +#define CONFIGURATION_UPDATE_COMMAND 0b01010100 /* 84 = 0x54 */ +#define CONFIGURATION_UPDATE_COMPLETE 0b01010101 /* 85 = 0x55 */ +#define AUTHENTICATION_REQUEST 0b01010110 /* 86 = 0x56 */ +#define AUTHENTICATION_RESPONSE 0b01010111 /* 87 = 0x57 */ +#define AUTHENTICATION_REJECT 0b01011000 /* 88 = 0x58 */ +#define AUTHENTICATION_FAILURE 0b01011001 /* 89 = 0x59 */ +#define AUTHENTICATION_RESULT 0b01011010 /* 90 = 0x5a */ +#define FIVEGMM_IDENTITY_REQUEST 0b01011011 /* 91 = 0x5b */ +#define FIVEGMM_IDENTITY_RESPONSE 0b01011100 /* 92 = 0x5c */ +#define FIVEGMM_SECURITY_MODE_COMMAND 0b01011101 /* 93 = 0x5d */ +#define FIVEGMM_SECURITY_MODE_COMPLETE 0b01011110 /* 94 = 0x5e */ +#define FIVEGMM_SECURITY_MODE_REJECT 0b01011111 /* 95 = 0x5f */ +#define FIVEGMM_STATUS 0b01100100 /* 100 = 0x64 */ +#define NOTIFICATION 0b01100101 /* 101 = 0x65 */ +#define NOTIFICATION_RESPONSE 0b01100110 /* 102 = 0x66 */ +#define UL_NAS_TRANSPORT 0b01100111 /* 103 = 0x67 */ +#define DL_NAS_TRANSPORT 0b01101000 /* 104 = 0x68 */ + typedef enum fgs_protocol_discriminator_e { @@ -48,6 +82,7 @@ typedef struct { typedef union { mm_msg_header_t header; registration_request_msg registration_request; + registration_complete_msg registration_complete; } MM_msg; @@ -69,5 +104,5 @@ typedef union { } fgs_nas_message_t; void generateRegistrationRequest(as_nas_info_t *initialNasMsg); - +void generateRegistrationComplete(as_nas_info_t *ulNasMsg, SORTransparentContainer *sortransparentcontainer); #endif /* __NR_NAS_MSG_SIM_H__*/