mms_client_connection.h

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/*
 *  mms_client_connection.h
 *
 *  Copyright 2013-2018 Michael Zillgith
 *
 *  This file is part of libIEC61850.
 *
 *  libIEC61850 is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  libIEC61850 is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with libIEC61850.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  See COPYING file for the complete license text.
 */
 
#ifndef MMS_CLIENT_CONNECTION_H_
#define MMS_CLIENT_CONNECTION_H_
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include "libiec61850_common_api.h"
 
#include "mms_common.h"
#include "mms_type_spec.h"
#include "mms_value.h"
#include "iso_connection_parameters.h"
#include "linked_list.h"
#include "tls_config.h"
 
typedef struct sMmsConnectionParameters {
        int maxServOutstandingCalling;
        int maxServOutstandingCalled;
        int dataStructureNestingLevel;
        int maxPduSize; /* local detail */
        uint8_t servicesSupported[11];
} MmsConnectionParameters;
 
typedef struct {
    char* vendorName;
    char* modelName;
    char* revision;
} MmsServerIdentity;
 
typedef enum {
    MMS_CONNECTION_STATE_CLOSED,
    MMS_CONNECTION_STATE_CONNECTING,
    MMS_CONNECTION_STATE_CONNECTED,
    MMS_CONNECTION_STATE_CLOSING
} MmsConnectionState;
 
typedef void (*MmsInformationReportHandler) (void* parameter, char* domainName,
        char* variableListName, MmsValue* value, bool isVariableListName);
 
typedef struct sMmsConnection* MmsConnection;
 
 
/*******************************************************************************
 * Connection management functions
 *******************************************************************************/
 
LIB61850_API MmsConnection
MmsConnection_create(void);
 
LIB61850_API MmsConnection
MmsConnection_createSecure(TLSConfiguration tlsConfig);
 
LIB61850_API MmsConnection
MmsConnection_createNonThreaded(TLSConfiguration tlsConfig);
 
typedef void (*MmsRawMessageHandler) (void* parameter, uint8_t* message, int messageLength, bool received);
 
LIB61850_API void
MmsConnection_setRawMessageHandler(MmsConnection self, MmsRawMessageHandler handler, void* parameter);
 
LIB61850_API void
MmsConnection_setFilestoreBasepath(MmsConnection self, const char* basepath);
 
LIB61850_API void
MmsConnection_setRequestTimeout(MmsConnection self, uint32_t timeoutInMs);
 
LIB61850_API void
MmsConnnection_setMaxOutstandingCalls(MmsConnection self, int calling, int called);
 
LIB61850_API uint32_t
MmsConnection_getRequestTimeout(MmsConnection self);
 
LIB61850_API void
MmsConnection_setConnectTimeout(MmsConnection self, uint32_t timeoutInMs);
 
LIB61850_API void
MmsConnection_setInformationReportHandler(MmsConnection self, MmsInformationReportHandler handler,
        void* parameter);
 
LIB61850_API IsoConnectionParameters
MmsConnection_getIsoConnectionParameters(MmsConnection self);
 
LIB61850_API MmsConnectionParameters
MmsConnection_getMmsConnectionParameters(MmsConnection self);
 
typedef void (*MmsConnectionStateChangedHandler) (MmsConnection connection, void* parameter, MmsConnectionState newState);
 
LIB61850_API void
MmsConnection_setConnectionStateChangedHandler(MmsConnection self, MmsConnectionStateChangedHandler handler, void* parameter);
 
typedef void (*MmsConnectionLostHandler) (MmsConnection connection, void* parameter);
 
LIB61850_API void
MmsConnection_setConnectionLostHandler(MmsConnection self, MmsConnectionLostHandler handler, void* handlerParameter);
 
LIB61850_API void
MmsConnection_setIsoConnectionParameters(MmsConnection self, IsoConnectionParameters* params);
 
LIB61850_API void
MmsConnection_destroy(MmsConnection self);
 
/*******************************************************************************
 * Blocking functions for connection establishment and data access
 *******************************************************************************/
 
 
LIB61850_API bool
MmsConnection_connect(MmsConnection self, MmsError* mmsError, const char* serverName, int serverPort);
 
 
 
LIB61850_API void
MmsConnection_connectAsync(MmsConnection self, MmsError* mmsError, const char* serverName, int serverPort);
 
LIB61850_API bool
MmsConnection_tick(MmsConnection self);
 
/* NOTE: This function is for test purposes! */
LIB61850_API void
MmsConnection_sendRawData(MmsConnection self, MmsError* mmsError, uint8_t* buffer, int bufSize);
 
LIB61850_API void
MmsConnection_close(MmsConnection self);
 
typedef void
(*MmsConnection_ConcludeAbortHandler) (void* parameter, MmsError mmsError, bool success);
 
LIB61850_API void
MmsConnection_abort(MmsConnection self, MmsError* mmsError);
 
LIB61850_API void
MmsConnection_abortAsync(MmsConnection self, MmsError* mmsError);
 
LIB61850_API void
MmsConnection_conclude(MmsConnection self, MmsError* mmsError);
 
LIB61850_API void
MmsConnection_concludeAsync(MmsConnection self, MmsError* mmsError, MmsConnection_ConcludeAbortHandler handler, void* parameter);
 
typedef void
(*MmsConnection_GenericServiceHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, bool success);
 
typedef void
(*MmsConnection_GetNameListHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, LinkedList nameList, bool moreFollows);
 
LIB61850_API LinkedList /* <char*> */
MmsConnection_getVMDVariableNames(MmsConnection self, MmsError* mmsError);
 
LIB61850_API void
MmsConnection_getVMDVariableNamesAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* continueAfter,
        MmsConnection_GetNameListHandler handler, void* parameter);
 
LIB61850_API LinkedList /* <char*> */
MmsConnection_getDomainNames(MmsConnection self, MmsError* mmsError);
 
LIB61850_API void
MmsConnection_getDomainNamesAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* continueAfter, LinkedList result,
        MmsConnection_GetNameListHandler handler, void* parameter);
 
LIB61850_API LinkedList /* <char*> */
MmsConnection_getDomainVariableNames(MmsConnection self, MmsError* mmsError, const char* domainId);
 
LIB61850_API void
MmsConnection_getDomainVariableNamesAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId,
        const char* continueAfter, LinkedList result, MmsConnection_GetNameListHandler handler, void* parameter);
 
LIB61850_API LinkedList /* <char*> */
MmsConnection_getDomainVariableListNames(MmsConnection self, MmsError* mmsError, const char* domainId);
 
LIB61850_API void
MmsConnection_getDomainVariableListNamesAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId,
        const char* continueAfter, LinkedList result, MmsConnection_GetNameListHandler handler, void* parameter);
 
LIB61850_API LinkedList /* <char*> */
MmsConnection_getDomainJournals(MmsConnection self, MmsError* mmsError, const char* domainId);
 
LIB61850_API void
MmsConnection_getDomainJournalsAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId,
        const char* continueAfter, MmsConnection_GetNameListHandler handler, void* parameter);
 
LIB61850_API LinkedList /* <char*> */
MmsConnection_getVariableListNamesAssociationSpecific(MmsConnection self, MmsError* mmsError);
 
LIB61850_API void
MmsConnection_getVariableListNamesAssociationSpecificAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* continueAfter, MmsConnection_GetNameListHandler handler, void* parameter);
 
 
LIB61850_API MmsValue*
MmsConnection_readVariable(MmsConnection self, MmsError* mmsError, const char* domainId, const char* itemId);
 
 
typedef void
(*MmsConnection_ReadVariableHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, MmsValue* value);
 
LIB61850_API void
MmsConnection_readVariableAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId, const char* itemId,
        MmsConnection_ReadVariableHandler handler, void* parameter);
 
LIB61850_API MmsValue*
MmsConnection_readVariableComponent(MmsConnection self, MmsError* mmsError,
        const char* domainId, const char* itemId, const char* componentId);
 
LIB61850_API void
MmsConnection_readVariableComponentAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* itemId, const char* componentId,
        MmsConnection_ReadVariableHandler handler, void* parameter);
 
LIB61850_API MmsValue*
MmsConnection_readArrayElements(MmsConnection self, MmsError* mmsError, const char* domainId, const char* itemId,
                uint32_t startIndex, uint32_t numberOfElements);
 
LIB61850_API void
MmsConnection_readArrayElementsAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId, const char* itemId,
        uint32_t startIndex, uint32_t numberOfElements,
        MmsConnection_ReadVariableHandler handler, void* parameter);
 
 
LIB61850_API MmsValue*
MmsConnection_readSingleArrayElementWithComponent(MmsConnection self, MmsError* mmsError,
        const char* domainId, const char* itemId, uint32_t index, const char* componentId);
 
LIB61850_API void
MmsConnection_readSingleArrayElementWithComponentAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* itemId,
        uint32_t index, const char* componentId,
        MmsConnection_ReadVariableHandler handler, void* parameter);
 
LIB61850_API MmsValue*
MmsConnection_readMultipleVariables(MmsConnection self, MmsError* mmsError, const char* domainId,
                LinkedList /*<char*>*/ items);
 
LIB61850_API void
MmsConnection_readMultipleVariablesAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, LinkedList /*<char*>*/items,
        MmsConnection_ReadVariableHandler handler, void* parameter);
 
LIB61850_API MmsDataAccessError
MmsConnection_writeVariable(MmsConnection self, MmsError* mmsError,
        const char* domainId, const char* itemId, MmsValue* value);
 
typedef void
(*MmsConnection_WriteVariableHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, MmsDataAccessError accessError);
 
LIB61850_API void
MmsConnection_writeVariableAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* itemId, MmsValue* value,
        MmsConnection_WriteVariableHandler handler, void* parameter);
 
 
LIB61850_API MmsDataAccessError
MmsConnection_writeVariableComponent(MmsConnection self, MmsError* mmsError,
        const char* domainId, const char* itemId,
        const char* componentId, MmsValue* value);
 
LIB61850_API MmsDataAccessError
MmsConnection_writeSingleArrayElementWithComponent(MmsConnection self, MmsError* mmsError,
        const char* domainId, const char* itemId,
        uint32_t arrayIndex, const char* componentId, MmsValue* value);
 
LIB61850_API void
MmsConnection_writeSingleArrayElementWithComponentAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* itemId,
        uint32_t arrayIndex, const char* componentId, MmsValue* value,
        MmsConnection_WriteVariableHandler handler, void* parameter);
 
LIB61850_API void
MmsConnection_writeVariableComponentAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* itemId, const char* componentId, MmsValue* value,
        MmsConnection_WriteVariableHandler handler, void* parameter);
 
LIB61850_API MmsDataAccessError
MmsConnection_writeArrayElements(MmsConnection self, MmsError* mmsError,
        const char* domainId, const char* itemId, int index, int numberOfElements,
        MmsValue* value);
 
LIB61850_API void
MmsConnection_writeArrayElementsAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* itemId, int index, int numberOfElements,
        MmsValue* value,
        MmsConnection_WriteVariableHandler handler, void* parameter);
 
 
typedef void
(*MmsConnection_WriteMultipleVariablesHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, LinkedList /* <MmsValue*> */ accessResults);
 
 
LIB61850_API void
MmsConnection_writeMultipleVariables(MmsConnection self, MmsError* mmsError, const char* domainId,
        LinkedList /*<char*>*/ items, LinkedList /* <MmsValue*> */ values,
        LinkedList* /* <MmsValue*> */ accessResults);
 
LIB61850_API void
MmsConnection_writeMultipleVariablesAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId,
        LinkedList /*<char*>*/ items, LinkedList /* <MmsValue*> */ values,
        MmsConnection_WriteMultipleVariablesHandler handler, void* parameter);
 
LIB61850_API void
MmsConnection_writeNamedVariableList(MmsConnection self, MmsError* mmsError, bool isAssociationSpecific,
        const char* domainId, const char* itemId, LinkedList /* <MmsValue*> */values,
        LinkedList* /* <MmsValue*> */accessResults);
 
 
LIB61850_API void
MmsConnection_writeNamedVariableListAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, bool isAssociationSpecific,
        const char* domainId, const char* itemId, LinkedList /* <MmsValue*> */values,
        MmsConnection_WriteMultipleVariablesHandler handler, void* parameter);
 
LIB61850_API MmsVariableSpecification*
MmsConnection_getVariableAccessAttributes(MmsConnection self, MmsError* mmsError,
        const char* domainId, const char* itemId);
 
typedef void
(*MmsConnection_GetVariableAccessAttributesHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, MmsVariableSpecification* spec);
 
 
LIB61850_API void
MmsConnection_getVariableAccessAttributesAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* itemId,
        MmsConnection_GetVariableAccessAttributesHandler, void* parameter);
 
LIB61850_API MmsValue*
MmsConnection_readNamedVariableListValues(MmsConnection self, MmsError* mmsError, const char* domainId,
        const char* listName, bool specWithResult);
 
LIB61850_API void
MmsConnection_readNamedVariableListValuesAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* listName, bool specWithResult,
        MmsConnection_ReadVariableHandler handler, void* parameter);
 
 
LIB61850_API MmsValue*
MmsConnection_readNamedVariableListValuesAssociationSpecific(MmsConnection self, MmsError* mmsError,
        const char* listName, bool specWithResult);
 
LIB61850_API void
MmsConnection_readNamedVariableListValuesAssociationSpecificAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* listName, bool specWithResult,
        MmsConnection_ReadVariableHandler handler, void* parameter);
 
LIB61850_API void
MmsConnection_defineNamedVariableList(MmsConnection self, MmsError* mmsError, const char* domainId,
        const char* listName,   LinkedList variableSpecs);
 
LIB61850_API void
MmsConnection_defineNamedVariableListAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId,
        const char* listName, LinkedList variableSpecs,
        MmsConnection_GenericServiceHandler handler, void* parameter);
 
 
 
LIB61850_API void
MmsConnection_defineNamedVariableListAssociationSpecific(MmsConnection self, MmsError* mmsError,
        const char* listName,   LinkedList variableSpecs);
 
LIB61850_API void
MmsConnection_defineNamedVariableListAssociationSpecificAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* listName, LinkedList variableSpecs,
        MmsConnection_GenericServiceHandler handler, void* parameter);
 
LIB61850_API LinkedList /* <MmsVariableAccessSpecification*> */
MmsConnection_readNamedVariableListDirectory(MmsConnection self, MmsError* mmsError,
        const char* domainId, const char* listName, bool* deletable);
 
 
typedef void
(*MmsConnection_ReadNVLDirectoryHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, LinkedList /* <MmsVariableAccessSpecification*> */ specs, bool deletable);
 
 
LIB61850_API void
MmsConnection_readNamedVariableListDirectoryAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* domainId, const char* listName,
        MmsConnection_ReadNVLDirectoryHandler handler, void* parameter);
 
 
LIB61850_API LinkedList /* <MmsVariableAccessSpecification*> */
MmsConnection_readNamedVariableListDirectoryAssociationSpecific(MmsConnection self, MmsError* mmsError,
        const char* listName, bool* deletable);
 
LIB61850_API void
MmsConnection_readNamedVariableListDirectoryAssociationSpecificAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        const char* listName,
        MmsConnection_ReadNVLDirectoryHandler handler, void* parameter);
 
LIB61850_API bool
MmsConnection_deleteNamedVariableList(MmsConnection self, MmsError* mmsError, const char* domainId, const char* listName);
 
 
LIB61850_API void
MmsConnection_deleteNamedVariableListAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId, const char* listName,
        MmsConnection_GenericServiceHandler handler, void* parameter);
 
LIB61850_API bool
MmsConnection_deleteAssociationSpecificNamedVariableList(MmsConnection self, MmsError* mmsError,
        const char* listName);
 
 
LIB61850_API void
MmsConnection_deleteAssociationSpecificNamedVariableListAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* listName,
        MmsConnection_GenericServiceHandler handler, void* parameter);
 
LIB61850_API MmsVariableAccessSpecification*
MmsVariableAccessSpecification_create(char* domainId, char* itemId);
 
LIB61850_API MmsVariableAccessSpecification*
MmsVariableAccessSpecification_createAlternateAccess(char* domainId, char* itemId, int32_t index,
                char* componentName);
 
LIB61850_API void
MmsVariableAccessSpecification_destroy(MmsVariableAccessSpecification* self);
 
LIB61850_API void
MmsConnection_setLocalDetail(MmsConnection self, int32_t localDetail);
 
LIB61850_API int32_t
MmsConnection_getLocalDetail(MmsConnection self);
 
LIB61850_API MmsServerIdentity*
MmsConnection_identify(MmsConnection self, MmsError* mmsError);
 
typedef void
(*MmsConnection_IdentifyHandler) (uint32_t invokeId, void* parameter, MmsError mmsError,
        char* vendorName, char* modelName, char* revision);
 
LIB61850_API void
MmsConnection_identifyAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError,
        MmsConnection_IdentifyHandler handler, void* parameter);
 
LIB61850_API void
MmsServerIdentity_destroy(MmsServerIdentity* self);
 
LIB61850_API void
MmsConnection_getServerStatus(MmsConnection self, MmsError* mmsError, int* vmdLogicalStatus, int* vmdPhysicalStatus,
        bool extendedDerivation);
 
typedef void
(*MmsConnection_GetServerStatusHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, int vmdLogicalStatus, int vmdPhysicalStatus);
 
LIB61850_API void
MmsConnection_getServerStatusAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, bool extendedDerivation,
        MmsConnection_GetServerStatusHandler handler, void* parameter);
 
/*******************************************************************************
 * functions for MMS file services
 *******************************************************************************/
 
typedef void
(*MmsFileDirectoryHandler) (void* parameter, char* filename, uint32_t size, uint64_t lastModified);
 
typedef void
(*MmsConnection_FileDirectoryHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, char* filename, uint32_t size, uint64_t lastModfified,
        bool moreFollows);
 
typedef void
(*MmsFileReadHandler) (void* parameter, int32_t frsmId, uint8_t* buffer, uint32_t bytesReceived);
 
typedef void
(*MmsConnection_FileReadHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, int32_t frsmId, uint8_t* buffer, uint32_t byteReceived,
        bool moreFollows);
 
 
LIB61850_API int32_t
MmsConnection_fileOpen(MmsConnection self, MmsError* mmsError, const char* filename, uint32_t initialPosition,
        uint32_t* fileSize, uint64_t* lastModified);
 
typedef void
(*MmsConnection_FileOpenHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, int32_t frsmId, uint32_t fileSize, uint64_t lastModified);
 
LIB61850_API void
MmsConnection_fileOpenAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* filename, uint32_t initialPosition, MmsConnection_FileOpenHandler handler,
        void* parameter);
 
 
LIB61850_API bool
MmsConnection_fileRead(MmsConnection self, MmsError* mmsError, int32_t frsmId, MmsFileReadHandler handler, void* handlerParameter);
 
LIB61850_API void
MmsConnection_fileReadAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, int32_t frsmId, MmsConnection_FileReadHandler handler, void* parameter);
 
LIB61850_API void
MmsConnection_fileClose(MmsConnection self, MmsError* mmsError, int32_t frsmId);
 
LIB61850_API void
MmsConnection_fileCloseAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, uint32_t frsmId, MmsConnection_GenericServiceHandler handler, void* parameter);
 
LIB61850_API void
MmsConnection_fileDelete(MmsConnection self, MmsError* mmsError, const char* fileName);
 
LIB61850_API void
MmsConnection_fileDeleteAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* fileName,
        MmsConnection_GenericServiceHandler handler, void* parameter);
 
LIB61850_API void
MmsConnection_fileRename(MmsConnection self, MmsError* mmsError, const char* currentFileName, const char* newFileName);
 
LIB61850_API void
MmsConnection_fileRenameAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* currentFileName, const char* newFileName,
        MmsConnection_GenericServiceHandler handler, void* parameter);
 
LIB61850_API void
MmsConnection_obtainFile(MmsConnection self, MmsError* mmsError, const char* sourceFile, const char* destinationFile);
 
LIB61850_API void
MmsConnection_obtainFileAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* sourceFile, const char* destinationFile,
        MmsConnection_GenericServiceHandler handler, void* parameter);
 
LIB61850_API bool
MmsConnection_getFileDirectory(MmsConnection self, MmsError* mmsError, const char* fileSpecification, const char* continueAfter,
        MmsFileDirectoryHandler handler, void* handlerParameter);
 
LIB61850_API void
MmsConnection_getFileDirectoryAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* fileSpecification, const char* continueAfter,
        MmsConnection_FileDirectoryHandler handler, void* parameter);
 
typedef struct sMmsJournalEntry* MmsJournalEntry;
 
typedef struct sMmsJournalVariable* MmsJournalVariable;
 
struct sMmsJournalEntry {
    MmsValue* entryID; /* type MMS_OCTET_STRING */
    MmsValue* occurenceTime; /* type MMS_BINARY_TIME */
    LinkedList journalVariables;
};
 
struct sMmsJournalVariable {
    char* tag;
    MmsValue* value;
};
 
LIB61850_API void
MmsJournalEntry_destroy(MmsJournalEntry self);
 
LIB61850_API MmsValue*
MmsJournalEntry_getEntryID(MmsJournalEntry self);
 
LIB61850_API MmsValue*
MmsJournalEntry_getOccurenceTime(MmsJournalEntry self);
 
LIB61850_API LinkedList /* <MmsJournalVariable> */
MmsJournalEntry_getJournalVariables(MmsJournalEntry self);
 
LIB61850_API const char*
MmsJournalVariable_getTag(MmsJournalVariable self);
 
LIB61850_API MmsValue*
MmsJournalVariable_getValue(MmsJournalVariable self);
 
typedef void
(*MmsConnection_ReadJournalHandler) (uint32_t invokeId, void* parameter, MmsError mmsError, LinkedList /* <MmsJournalEntry> */ journalEntries, bool moreFollows);
 
 
LIB61850_API LinkedList /* <MmsJournalEntry> */
MmsConnection_readJournalTimeRange(MmsConnection self, MmsError* mmsError, const char* domainId, const char* itemId,
        MmsValue* startTime, MmsValue* endTime, bool* moreFollows);
 
LIB61850_API void
MmsConnection_readJournalTimeRangeAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId, const char* itemId,
        MmsValue* startTime, MmsValue* endTime, MmsConnection_ReadJournalHandler handler, void* parameter);
 
LIB61850_API LinkedList /* <MmsJournalEntry> */
MmsConnection_readJournalStartAfter(MmsConnection self, MmsError* mmsError, const char* domainId, const char* itemId,
        MmsValue* timeSpecification, MmsValue* entrySpecification, bool* moreFollows);
 
LIB61850_API void
MmsConnection_readJournalStartAfterAsync(MmsConnection self, uint32_t* usedInvokeId, MmsError* mmsError, const char* domainId, const char* itemId,
        MmsValue* timeSpecification, MmsValue* entrySpecification, MmsConnection_ReadJournalHandler handler, void* parameter);
 
#ifdef __cplusplus
}
#endif
 
#endif /* MMS_CLIENT_CONNECTION_H_ */