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105 lines
3.0 KiB
C
105 lines
3.0 KiB
C
/*
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* acse.h
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*
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* Copyright 2013-2018 Michael Zillgith
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*
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* This file is part of libIEC61850.
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*
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* libIEC61850 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* libIEC61850 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with libIEC61850. If not, see <http://www.gnu.org/licenses/>.
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*
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* See COPYING file for the complete license text.
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*/
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#include "libiec61850_platform_includes.h"
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#include "stack_config.h"
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#include "byte_buffer.h"
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#include "buffer_chain.h"
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#include "iso_connection_parameters.h"
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#include "tls_socket.h"
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#ifndef ACSE_H_
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#define ACSE_H_
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typedef enum
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{
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idle, requestIndicated, connected
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} AcseConnectionState;
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typedef enum
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{
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ACSE_ERROR,
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ACSE_ASSOCIATE,
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ACSE_ASSOCIATE_FAILED,
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ACSE_OK,
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ACSE_ABORT,
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ACSE_RELEASE_REQUEST,
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ACSE_RELEASE_RESPONSE
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} AcseIndication;
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typedef struct sAcseConnection
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{
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AcseConnectionState state;
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long nextReference;
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uint8_t* userDataBuffer;
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int userDataBufferSize;
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AcseAuthenticationParameter authentication;
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AcseAuthenticator authenticator;
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IsoApplicationReference applicationReference;
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void* authenticatorParameter;
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void* securityToken;
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#if (CONFIG_MMS_SUPPORT_TLS == 1)
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TLSSocket tlsSocket;
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#endif
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} AcseConnection;
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#define ACSE_RESULT_ACCEPT 0
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#define ACSE_RESULT_REJECT_PERMANENT 1
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#define ACSE_RESULT_REJECT_TRANSIENT 2
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LIB61850_INTERNAL void
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AcseConnection_init(AcseConnection* self, AcseAuthenticator authenticator, void* parameter, TLSSocket tlsSocket);
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LIB61850_INTERNAL AcseIndication
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AcseConnection_parseMessage(AcseConnection* self, ByteBuffer* message);
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LIB61850_INTERNAL void
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AcseConnection_createAssociateFailedMessage(AcseConnection* connection, BufferChain writeBuffer);
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LIB61850_INTERNAL void
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AcseConnection_createAssociateResponseMessage(
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AcseConnection* self,
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uint8_t resultCode,
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BufferChain acseWriteBuffer,
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BufferChain payloadBuffer
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);
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LIB61850_INTERNAL void
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AcseConnection_createAssociateRequestMessage(AcseConnection* self,
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IsoConnectionParameters isoParameters,
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BufferChain writeBuffer,
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BufferChain payload,
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AcseAuthenticationParameter authParameter);
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LIB61850_INTERNAL void
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AcseConnection_createAbortMessage(AcseConnection* self, BufferChain writeBuffer, bool isProvider);
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LIB61850_INTERNAL void
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AcseConnection_createReleaseRequestMessage(AcseConnection* self, BufferChain writeBuffer);
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LIB61850_INTERNAL void
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AcseConnection_createReleaseResponseMessage(AcseConnection* self, BufferChain writeBuffer);
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#endif /* ACSE_H_ */
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