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libiec61850/src/mms/inc_private/mms_client_internal.h

386 lines
13 KiB
C

/*
* mms_msg_internal.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_MSG_INTERNAL_H_
#define MMS_MSG_INTERNAL_H_
#include "MmsPdu.h"
#include "linked_list.h"
#include "mms_client_connection.h"
#include "iso_client_connection.h"
#include "ber_decode.h"
#include "hal_thread.h"
#include "mms_common_internal.h"
#ifndef CONFIG_MMS_RAW_MESSAGE_LOGGING
#define CONFIG_MMS_RAW_MESSAGE_LOGGING 0
#endif
#ifndef DEBUG_MMS_CLIENT
#define DEBUG_MMS_CLIENT 0
#endif
#define CONCLUDE_STATE_CONNECTION_ACTIVE 0
#define CONCLUDE_STATE_REQUESTED 1
#define CONCLUDE_STATE_REJECTED 2
#define CONCLUDE_STATE_ACCEPTED 3
typedef enum {
MMS_CALL_TYPE_NONE,
MMS_CALL_TYPE_READ_VARIABLE,
MMS_CALL_TYPE_READ_MULTIPLE_VARIABLES,
MMS_CALL_TYPE_WRITE_VARIABLE,
MMS_CALL_TYPE_WRITE_MULTIPLE_VARIABLES,
MMS_CALL_TYPE_READ_NVL_DIRECTORY,
MMS_CALL_TYPE_DEFINE_NVL,
MMS_CALL_TYPE_DELETE_NVL,
MMS_CALL_TYPE_GET_VAR_ACCESS_ATTR,
MMS_CALL_TYPE_GET_SERVER_STATUS,
MMS_CALL_TYPE_IDENTIFY,
MMS_CALL_TYPE_READ_JOURNAL,
MMS_CALL_TYPE_GET_NAME_LIST,
MMS_CALL_TYPE_FILE_OPEN,
MMS_CALL_TYPE_FILE_READ,
MMS_CALL_TYPE_FILE_CLOSE,
MMS_CALL_TYPE_FILE_DELETE,
MMS_CALL_TYPE_FILE_RENAME,
MMS_CALL_TYPE_OBTAIN_FILE,
MMS_CALL_TYPE_GET_FILE_DIR
} eMmsOutstandingCallType;
typedef union
{
int32_t i32;
uint32_t u32;
void* ptr;
} MmsClientInternalParameter;
struct sMmsOutstandingCall
{
bool isUsed;
uint32_t invokeId;
eMmsOutstandingCallType type;
void* userCallback;
void* userParameter;
MmsClientInternalParameter internalParameter;
uint64_t timeout;
};
/* private instance variables */
struct sMmsConnection {
Semaphore nextInvokeIdLock;
uint32_t nextInvokeId;
Semaphore outstandingCallsLock;
MmsOutstandingCall outstandingCalls;
uint32_t requestTimeout;
uint32_t connectTimeout;
IsoClientConnection isoClient;
#if (CONFIG_MMS_THREADLESS_STACK == 0)
Thread connectionHandlingThread;
bool createThread;
bool connectionThreadRunning;
#endif
volatile MmsConnectionState connectionState;
Semaphore associationStateLock;
MmsConnectionParameters parameters;
IsoConnectionParameters isoParameters;
MmsConnectionStateChangedHandler stateChangedHandler;
void* stateChangedHandlerParameter;
MmsInformationReportHandler reportHandler;
void* reportHandlerParameter;
MmsConnectionLostHandler connectionLostHandler;
void* connectionLostHandlerParameter;
MmsConnection_ConcludeAbortHandler concludeHandler;
void* concludeHandlerParameter;
uint64_t concludeTimeout;
#if (CONFIG_MMS_RAW_MESSAGE_LOGGING == 1)
void* rawMmsMessageHandler;
void* rawMmsMessageHandlerParameter;
#endif
#if (MMS_OBTAIN_FILE_SERVICE == 1)
int32_t nextFrsmId;
MmsFileReadStateMachine frsms[CONFIG_MMS_MAX_NUMBER_OF_OPEN_FILES_PER_CONNECTION];
#if (CONFIG_SET_FILESTORE_BASEPATH_AT_RUNTIME == 1)
char* filestoreBasepath;
#endif
#endif /* (MMS_OBTAIN_FILE_SERVICE == 1) */
};
/**
* MMS Object class enumeration type
*/
typedef enum {
MMS_OBJECT_CLASS_NAMED_VARIABLE = 0,
MMS_OBJECT_CLASS_NAMED_VARIABLE_LIST = 2,
MMS_OBJECT_CLASS_JOURNAL = 8,
MMS_OBJECT_CLASS_DOMAIN = 9
} MmsObjectClass;
LIB61850_INTERNAL char*
MmsConnection_getFilestoreBasepath(MmsConnection self);
LIB61850_INTERNAL MmsValue*
mmsClient_parseListOfAccessResults(AccessResult_t** accessResultList, int listSize, bool createArray);
LIB61850_INTERNAL uint32_t
mmsClient_getInvokeId(ConfirmedResponsePdu_t* confirmedResponse);
LIB61850_INTERNAL int
mmsClient_write_out(void *buffer, size_t size, void *app_key);
LIB61850_INTERNAL void
mmsClient_createInitiateRequest(MmsConnection self, ByteBuffer* writeBuffer);
LIB61850_INTERNAL MmsPdu_t*
mmsClient_createConfirmedRequestPdu(uint32_t invokeId);
LIB61850_INTERNAL AlternateAccess_t*
mmsClient_createAlternateAccess(uint32_t index, uint32_t elementCount);
LIB61850_INTERNAL void
mmsClient_deleteAlternateAccess(AlternateAccess_t* alternateAccess);
LIB61850_INTERNAL AlternateAccess_t*
mmsClient_createAlternateAccessComponent(const char* componentName);
LIB61850_INTERNAL void
mmsClient_deleteAlternateAccessIndexComponent(AlternateAccess_t* alternateAccess);
LIB61850_INTERNAL AlternateAccess_t*
mmsClient_createAlternateAccessIndexComponent(uint32_t index, const char* componentName);
LIB61850_INTERNAL int
mmsClient_createMmsGetNameListRequestVMDspecific(long invokeId, ByteBuffer* writeBuffer, const char* continueAfter);
LIB61850_INTERNAL bool
mmsClient_parseGetNameListResponse(LinkedList* nameList, ByteBuffer* message);
LIB61850_INTERNAL int
mmsClient_createGetNameListRequestDomainOrVMDSpecific(long invokeId, const char* domainName,
ByteBuffer* writeBuffer, MmsObjectClass objectClass, const char* continueAfter);
LIB61850_INTERNAL MmsValue*
mmsClient_parseReadResponse(ByteBuffer* message, uint32_t* invokeId, bool createArray);
LIB61850_INTERNAL int
mmsClient_createReadRequest(uint32_t invokeId, const char* domainId, const char* itemId, ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createReadRequestComponent(uint32_t invokeId, const char* domainId, const char* itemId, const char* component, ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createReadRequestAlternateAccessIndex(uint32_t invokeId, const char* domainId, const char* itemId,
uint32_t index, uint32_t elementCount, ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createReadRequestAlternateAccessSingleIndexComponent(uint32_t invokeId, const char* domainId, const char* itemId,
uint32_t index, const char* component, ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createReadRequestMultipleValues(uint32_t invokeId, const char* domainId, LinkedList /*<char*>*/ items,
ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createReadNamedVariableListRequest(uint32_t invokeId, const char* domainId, const char* itemId,
ByteBuffer* writeBuffer, bool specWithResult);
LIB61850_INTERNAL int
mmsClient_createReadAssociationSpecificNamedVariableListRequest(
uint32_t invokeId,
const char* itemId,
ByteBuffer* writeBuffer,
bool specWithResult);
LIB61850_INTERNAL void
mmsClient_createGetNamedVariableListAttributesRequest(uint32_t invokeId, ByteBuffer* writeBuffer,
const char* domainId, const char* listNameId);
LIB61850_INTERNAL void
mmsClient_createGetNamedVariableListAttributesRequestAssociationSpecific(uint32_t invokeId,
ByteBuffer* writeBuffer, const char* listNameId);
LIB61850_INTERNAL LinkedList
mmsClient_parseGetNamedVariableListAttributesResponse(ByteBuffer* message, bool* /*OUT*/ deletable);
LIB61850_INTERNAL int
mmsClient_createGetVariableAccessAttributesRequest(
uint32_t invokeId,
const char* domainId, const char* itemId,
ByteBuffer* writeBuffer);
LIB61850_INTERNAL MmsVariableSpecification*
mmsClient_parseGetVariableAccessAttributesResponse(ByteBuffer* message, uint32_t* invokeId);
LIB61850_INTERNAL MmsDataAccessError
mmsClient_parseWriteResponse(ByteBuffer* message, int32_t bufPos, MmsError* mmsError);
LIB61850_INTERNAL void
mmsClient_parseWriteMultipleItemsResponse(ByteBuffer* message, int32_t bufPos, MmsError* mmsError,
int itemCount, LinkedList* accessResults);
LIB61850_INTERNAL int
mmsClient_createWriteRequest(uint32_t invokeId, const char* domainId, const char* itemId, MmsValue* value,
ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createWriteMultipleItemsRequest(uint32_t invokeId, const char* domainId, LinkedList itemIds, LinkedList values,
ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createWriteRequestNamedVariableList(uint32_t invokeId, bool isAssociationSpecific, const char* domainId, const char* itemId,
LinkedList values, ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createWriteRequestArray(uint32_t invokeId, const char* domainId, const char* itemId,
int startIndex, int elementCount,
MmsValue* value, ByteBuffer* writeBuffer);
LIB61850_INTERNAL int
mmsClient_createWriteRequestAlternateAccessSingleIndexComponent(uint32_t invokeId, const char* domainId, const char* itemId,
uint32_t arrayIndex, const char* component,
MmsValue* value,
ByteBuffer* writeBuffer);
LIB61850_INTERNAL void
mmsClient_createDefineNamedVariableListRequest(uint32_t invokeId, ByteBuffer* writeBuffer,
const char* domainId, const char* listNameId, LinkedList /*<char*>*/ listOfVariables,
bool associationSpecific);
LIB61850_INTERNAL bool
mmsClient_parseDefineNamedVariableResponse(ByteBuffer* message, uint32_t* invokeId);
LIB61850_INTERNAL void
mmsClient_createDeleteNamedVariableListRequest(long invokeId, ByteBuffer* writeBuffer,
const char* domainId, const char* listNameId);
LIB61850_INTERNAL bool
mmsClient_parseDeleteNamedVariableListResponse(ByteBuffer* message, uint32_t* invokeId);
LIB61850_INTERNAL void
mmsClient_createDeleteAssociationSpecificNamedVariableListRequest(
long invokeId,
ByteBuffer* writeBuffer,
const char* listNameId);
LIB61850_INTERNAL void
mmsClient_createIdentifyRequest(uint32_t invokeId, ByteBuffer* request);
LIB61850_INTERNAL bool
mmsClient_parseIdentifyResponse(MmsConnection self, ByteBuffer* response, uint32_t bufPos, uint32_t invokeId, MmsConnection_IdentifyHandler handler, void* parameter);
LIB61850_INTERNAL void
mmsClient_createStatusRequest(uint32_t invokeId, ByteBuffer* request, bool extendedDerivation);
LIB61850_INTERNAL bool
mmsClient_parseStatusResponse(MmsConnection self, ByteBuffer* response, int bufPos, int* vmdLogicalStatus, int* vmdPhysicalStatus);
LIB61850_INTERNAL void
mmsClient_createFileOpenRequest(uint32_t invokeId, ByteBuffer* request, const char* fileName, uint32_t initialPosition);
LIB61850_INTERNAL void
mmsClient_createFileReadRequest(uint32_t invokeId, ByteBuffer* request, int32_t frsmId);
LIB61850_INTERNAL void
mmsClient_createFileCloseRequest(uint32_t invokeId, ByteBuffer* request, int32_t frsmId);
LIB61850_INTERNAL void
mmsClient_createFileRenameRequest(uint32_t invokeId, ByteBuffer* request, const char* currentFileName, const char* newFileName);
LIB61850_INTERNAL void
mmsClient_createObtainFileRequest(uint32_t invokeId, ByteBuffer* request, const char* sourceFile, const char* destinationFile);
LIB61850_INTERNAL void
mmsClient_createFileDeleteRequest(uint32_t invokeId, ByteBuffer* request, const char* fileName);
LIB61850_INTERNAL void
mmsClient_createFileDirectoryRequest(uint32_t invokeId, ByteBuffer* request, const char* fileSpecification, const char* continueAfter);
LIB61850_INTERNAL bool
mmsClient_parseFileDirectoryResponse(ByteBuffer* response, int bufPos, uint32_t invokeId, MmsConnection_FileDirectoryHandler handler, void* parameter);
LIB61850_INTERNAL bool
mmsClient_parseInitiateResponse(MmsConnection self, ByteBuffer* response);
LIB61850_INTERNAL int
mmsClient_createConcludeRequest(MmsConnection self, ByteBuffer* message);
LIB61850_INTERNAL int
mmsClient_createMmsGetNameListRequestAssociationSpecific(long invokeId, ByteBuffer* writeBuffer,
const char* continueAfter);
LIB61850_INTERNAL void
mmsClient_createReadJournalRequestWithTimeRange(uint32_t invokeId, ByteBuffer* request, const char* domainId, const char* itemId,
MmsValue* startingTime, MmsValue* endingTime);
LIB61850_INTERNAL void
mmsClient_createReadJournalRequestStartAfter(uint32_t invokeId, ByteBuffer* request, const char* domainId, const char* itemId,
MmsValue* timeSpecification, MmsValue* entrySpecification);
LIB61850_INTERNAL bool
mmsClient_parseReadJournalResponse(MmsConnection self, ByteBuffer* response, int respBufPos, bool* moreFollows, LinkedList* result);
LIB61850_INTERNAL void
mmsClient_handleFileOpenRequest(MmsConnection connection,
uint8_t* buffer, int bufPos, int maxBufPos,
uint32_t invokeId, ByteBuffer* response);
LIB61850_INTERNAL void
mmsClient_handleFileReadRequest(
MmsConnection connection,
uint8_t* buffer, int bufPos, int maxBufPos,
uint32_t invokeId,
ByteBuffer* response);
LIB61850_INTERNAL void
mmsClient_handleFileCloseRequest(
MmsConnection connection,
uint8_t* buffer, int bufPos, int maxBufPos,
uint32_t invokeId,
ByteBuffer* response);
LIB61850_INTERNAL void
mmsClient_closeOutstandingOpenFiles(MmsConnection connection);
LIB61850_INTERNAL MmsOutstandingCall
mmsClient_getMatchingObtainFileRequest(MmsConnection self, const char* filename);
#endif /* MMS_MSG_INTERNAL_H_ */