1 /*******************************************************************************
2 ################################################################################
3 # Copyright (c) [2017-2019] [Radisys] #
5 # Licensed under the Apache License, Version 2.0 (the "License"); #
6 # you may not use this file except in compliance with the License. #
7 # You may obtain a copy of the License at #
9 # http://www.apache.org/licenses/LICENSE-2.0 #
11 # Unless required by applicable law or agreed to in writing, software #
12 # distributed under the License is distributed on an "AS IS" BASIS, #
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
14 # See the License for the specific language governing permissions and #
15 # limitations under the License. #
16 ################################################################################
17 *******************************************************************************/
19 /* This file contains all E2AP message handler related functionality */
21 #define MAX_NUM_TRANSACTION 256 /* As per, O-RAN WG3 E2AP v3.0, section 9.2.33 */
27 }E2ProcedureDirection;
31 E2_RAN_FUNCTION_ID_INVALID,
32 E2_ACTION_NOT_SUPPORTED,
33 E2_EXECESSIVE_ACTIONS,
35 E2_DUPLICATE_EVENT_TRIGGER,
36 E2_FUNCTION_RESOURCE_LIMIT,
37 E2_REQUEST_ID_UNKNOWN,
38 E2_INCONSISTENT_ACTION_SUBSEQUENT_ACTION_SEQUENCE,
39 E2_CONTROL_MESSAGE_INVALID,
40 E2_RIC_CALL_PROCESS_ID_INVALID,
41 E2_CONTROL_TIMER_EXPIRED,
42 E2_CONTROL_FAILED_TO_EXECUTE,
44 E2_RIC_REQUEST_CAUSE_UNSPECIFIED,
45 E2_RIC_SUBSCRIPTION_END_TIME_EXPIRED,
46 E2_RIC_SUBSCRIPTION_END_TIME_INVALID,
47 E2_DUPLICATE_RIC_REQUEST_ID,
48 E2_EVENT_TRIGGER_NOT_SUPPORTED,
49 E2_REQUEST_INFORMATION_UNAVAILABLE,
50 E2_INVALID_INFORMATION_REQUEST
55 E2_RAN_FUNCTION_NOT_SUPPORTED,
56 E2_EXCESSIVE_FUNCTIONS,
57 E2_RIC_RESOURCE_LIMIT,
62 E2_NODE_COMPONENT_UNKNOWN
67 E2_TRANSPORT_CAUSE_UNSPECIFIED,
68 E2_TRANSPORT_RESOURCE_UNAVAILABLE
73 E2_TRANSFER_SYNTAX_ERROR,
74 E2_ABSTRACT_SYNTAX_ERROR_REJECT,
75 E2_ABSTRACT_SYNTAX_ERROR_IGNORE_AND_NOTIFY,
76 E2_MESSAGE_NOT_COMPATIBLE_WITH_RECEIVER_STATE,
78 E2_ABSTRACT_SYNTAX_ERROR_FALSELY_CONSTRUCTED_MESSAGE,
79 E2_PROTOCOL_CAUSE_UNSPECIFIED
84 E2_CONTROL_PROCESSING_OVERLOAD,
87 E2_MISCELLANEOUS_CAUSE_UNSPECIFIED
101 typedef uint8_t E2Cause;
105 uint8_t transactionId;
106 uint8_t procedureCode;
109 typedef struct e2apDb
112 uint8_t transIdCounter;
113 E2TransInfo onGoingTransaction[MAX_NUM_TRANSACTION];
116 uint32_t ricInstanceId;
118 uint8_t *ricEventTrigger;
119 uint32_t ricActionId;
120 uint32_t ricActionType;
123 uint8_t assignTransactionId();
124 uint8_t ResetE2Request(E2ProcedureDirection dir, E2CauseType type, E2Cause cause);
125 uint8_t SendE2APMsg(Region region, Pool pool, char *encBuf, int encBufSize);
126 /**********************************************************************
128 **********************************************************************/