static MmsValue*
newEmptyPhyCommAddress(void) {
MmsValue* self = MmsValue_createEmptyStructure(4);
MmsValue_setElement(self, 0, MmsValue_newOctetString(6, 6));
MmsValue_setElement(self, 1, MmsValue_newUnsigned(8));
MmsValue_setElement(self, 2, MmsValue_newUnsigned(16));
MmsValue_setElement(self, 3, MmsValue_newUnsigned(16));
return self;
}
static MmsValue*
addNamedVariableValue(MmsTypeSpecification* namedVariable, MmsServerConnection* connection,
MmsDomain* domain, char* itemId, LinkedList typedValues)
{
MmsValue* value = NULL;
if (namedVariable->type == MMS_STRUCTURE) {
value = mmsServer_getValue(connection->server, domain, itemId);
if (value != NULL) {
LinkedList_add(typedValues, value);
}
else {
int componentCount = namedVariable->typeSpec.structure.elementCount;
MmsValue* value = MmsValue_createEmptyStructure(componentCount);
int i;
for (i = 0; i < componentCount; i++) {
char* newNameIdStr = createString(3, itemId, "$",
namedVariable->typeSpec.structure.elements[i]->name);
MmsValue* element =
addNamedVariableValue(namedVariable->typeSpec.structure.elements[i],
connection, domain, newNameIdStr, typedValues);
MmsValue_setElement(value, i, element);
free(newNameIdStr);
}
}
}
else {
value = mmsServer_getValue(connection->server, domain, itemId);
//TODO add checks???
if (value != NULL)
LinkedList_add(typedValues, value);
else {
//TODO remove printf
printf("Error getting element %s\n", itemId);
}
}
return value;
}
static MmsValue*
addNamedVariableValue(MmsVariableSpecification* namedVariable, MmsServerConnection connection,
MmsDomain* domain, char* itemId)
{
MmsValue* value = NULL;
if (namedVariable->type == MMS_STRUCTURE) {
value = mmsServer_getValue(connection->server, domain, itemId, connection);
if (value != NULL)
goto exit_function;
else {
int componentCount = namedVariable->typeSpec.structure.elementCount;
value = MmsValue_createEmptyStructure(componentCount);
value->deleteValue = 1;
int i;
for (i = 0; i < componentCount; i++) {
char newNameIdStr[65];
StringUtils_createStringInBuffer(newNameIdStr, 3, itemId, "$",
namedVariable->typeSpec.structure.elements[i]->name);
MmsValue* element =
addNamedVariableValue(namedVariable->typeSpec.structure.elements[i],
connection, domain, newNameIdStr);
if (element == NULL) {
MmsValue_delete(value);
value = NULL;
break;
}
MmsValue_setElement(value, i, element);
}
}
}
else {
value = mmsServer_getValue(connection->server, domain, itemId, connection);
}
exit_function:
return value;
}
static MmsValue*
createOriginValue(ControlObjectClient self)
{
MmsValue* origin = MmsValue_createEmptyStructure(2);
if (origin == NULL)
goto exit_function;
MmsValue* orCat = MmsValue_newIntegerFromInt16(self->orCat);
if (orCat == NULL)
goto cleanup_on_error;
MmsValue_setElement(origin, 0, orCat);
MmsValue* orIdent;
if (self->orIdent != NULL) {
int octetStringLen = strlen(self->orIdent);
orIdent = MmsValue_newOctetString(0, octetStringLen);
if (orIdent == NULL)
goto cleanup_on_error;
MmsValue_setOctetString(orIdent, (uint8_t*) self->orIdent, octetStringLen);
}
else
orIdent = MmsValue_newOctetString(0, 0);
if (orIdent == NULL)
goto cleanup_on_error;
MmsValue_setElement(origin, 1, orIdent);
goto exit_function;
cleanup_on_error:
MmsValue_delete(origin);
origin = NULL;
exit_function:
return origin;
}
bool
ControlObjectClient_cancel(ControlObjectClient self)
{
resetLastApplError(self);
MmsValue* cancelParameters;
if (self->hasTimeActivatedMode)
cancelParameters = MmsValue_createEmptyStructure(6);
else
cancelParameters = MmsValue_createEmptyStructure(5);
MmsValue_setElement(cancelParameters, 0, self->ctlVal);
int index = 1;
if (self->hasTimeActivatedMode) {
MmsValue* operTm = MmsValue_newUtcTimeByMsTime(self->opertime);
MmsValue_setElement(cancelParameters, index++, operTm);
}
MmsValue* origin = createOriginValue(self);
MmsValue_setElement(cancelParameters, index++, origin);
MmsValue* ctlNum = MmsValue_newUnsignedFromUint32(self->ctlNum);
MmsValue_setElement(cancelParameters, index++, ctlNum);
uint64_t timestamp = Hal_getTimeInMs();
MmsValue* ctlTime;
if (self->edition == 2)
ctlTime = MmsValue_newUtcTimeByMsTime(timestamp);
else {
ctlTime = MmsValue_newBinaryTime(false);
MmsValue_setBinaryTime(ctlTime, timestamp);
}
MmsValue_setElement(cancelParameters, index++, ctlTime);
MmsValue* ctlTest = MmsValue_newBoolean(self->test);
MmsValue_setElement(cancelParameters, index++, ctlTest);
char domainId[65];
char itemId[65];
MmsMapping_getMmsDomainFromObjectReference(self->objectReference, domainId);
convertToMmsAndInsertFC(itemId, self->objectReference + strlen(domainId) + 1, "CO");
strncat(itemId, "$Cancel", 64);
if (DEBUG_IED_CLIENT)
printf("IED_CLIENT: cancel: %s/%s\n", domainId, itemId);
MmsError mmsError;
MmsConnection_writeVariable(IedConnection_getMmsConnection(self->connection),
&mmsError, domainId, itemId, cancelParameters);
MmsValue_setElement(cancelParameters, 0, NULL);
MmsValue_delete(cancelParameters);
if (mmsError != MMS_ERROR_NONE) {
if (DEBUG_IED_CLIENT)
printf("IED_CLIENT: cancel failed!\n");
return false;
}
return true;
}
bool
ControlObjectClient_operate(ControlObjectClient self, MmsValue* ctlVal, uint64_t operTime)
{
bool success = false;
if (ctlVal == NULL) {
if (DEBUG_IED_CLIENT)
printf("IED_CLIENT: operate - (ctlVal == NULL)!\n");
goto exit_function;
}
resetLastApplError(self);
MmsValue* operParameters;
if (self->hasTimeActivatedMode)
operParameters = MmsValue_createEmptyStructure(7);
else
operParameters = MmsValue_createEmptyStructure(6);
MmsValue_setElement(operParameters, 0, ctlVal);
int index = 1;
if (self->hasTimeActivatedMode) {
MmsValue* operTm = MmsValue_newUtcTimeByMsTime(operTime);
MmsValue_setElement(operParameters, index++, operTm);
}
MmsValue* origin = createOriginValue(self);
MmsValue_setElement(operParameters, index++, origin);
if (!((self->ctlModel == CONTROL_MODEL_SBO_NORMAL) ||
(self->ctlModel == CONTROL_MODEL_SBO_ENHANCED)))
{
self->ctlNum++;
}
MmsValue* ctlNum = MmsValue_newUnsignedFromUint32(self->ctlNum);
MmsValue_setElement(operParameters, index++, ctlNum);
uint64_t timestamp = Hal_getTimeInMs();
MmsValue* ctlTime;
if (self->edition == 2)
ctlTime = MmsValue_newUtcTimeByMsTime(timestamp);
else {
ctlTime = MmsValue_newBinaryTime(false);
MmsValue_setBinaryTime(ctlTime, timestamp);
}
MmsValue_setElement(operParameters, index++, ctlTime);
MmsValue* ctlTest = MmsValue_newBoolean(self->test);
MmsValue_setElement(operParameters, index++, ctlTest);
MmsValue* check = MmsValue_newBitString(2);
MmsValue_setBitStringBit(check, 1, self->interlockCheck);
MmsValue_setBitStringBit(check, 0, self->synchroCheck);
MmsValue_setElement(operParameters, index++, check);
char domainId[65];
char itemId[65];
MmsMapping_getMmsDomainFromObjectReference(self->objectReference, domainId);
convertToMmsAndInsertFC(itemId, self->objectReference + strlen(domainId) + 1, "CO");
int controlObjectItemIdLen = strlen(itemId);
strncat(itemId, "$Oper", 64 - controlObjectItemIdLen);
if (DEBUG_IED_CLIENT)
printf("IED_CLIENT: operate: %s/%s\n", domainId, itemId);
MmsError mmsError;
MmsConnection_writeVariable(IedConnection_getMmsConnection(self->connection),
&mmsError, domainId, itemId, operParameters);
MmsValue_setElement(operParameters, 0, NULL);
MmsValue_delete(operParameters);
if (mmsError != MMS_ERROR_NONE) {
if (DEBUG_IED_CLIENT)
printf("IED_CLIENT: operate failed!\n");
goto exit_function;
}
MmsValue_update(self->ctlVal, ctlVal);
self->opertime = operTime;
success = true;
exit_function:
return success;
}
static MmsValue*
parseAllDataUnknownValue(GooseSubscriber self, uint8_t* buffer, int allDataLength, bool isStructure)
{
int bufPos = 0;
int elementLength = 0;
int elementIndex = 0;
MmsValue* dataSetValues = NULL;
while (bufPos < allDataLength) {
uint8_t tag = buffer[bufPos++];
bufPos = BerDecoder_decodeLength(buffer, &elementLength, bufPos, allDataLength);
if (bufPos + elementLength > allDataLength) {
if (DEBUG_GOOSE_SUBSCRIBER) printf("GOOSE_SUBSCRIBER: Malformed message: sub element is too large!\n");
goto exit_with_error;
}
switch (tag) {
case 0x80: /* reserved for access result */
break;
case 0xa1: /* array */
break;
case 0xa2: /* structure */
break;
case 0x83: /* boolean */
break;
case 0x84: /* BIT STRING */
break;
case 0x85: /* integer */
break;
case 0x86: /* unsigned integer */
break;
case 0x87: /* Float */
break;
case 0x89: /* octet string */
break;
case 0x8a: /* visible string */
break;
case 0x8c: /* binary time */
break;
case 0x91: /* Utctime */
break;
default:
if (DEBUG_GOOSE_SUBSCRIBER)
printf("GOOSE_SUBSCRIBER: found unknown tag %02x\n", tag);
goto exit_with_error;
}
bufPos += elementLength;
elementIndex++;
}
if (isStructure)
dataSetValues = MmsValue_createEmptyStructure(elementIndex);
else
dataSetValues = MmsValue_createEmptyArray(elementIndex);
elementIndex = 0;
bufPos = 0;
while (bufPos < allDataLength) {
uint8_t tag = buffer[bufPos++];
bufPos = BerDecoder_decodeLength(buffer, &elementLength, bufPos, allDataLength);
if (bufPos + elementLength > allDataLength) {
if (DEBUG_GOOSE_SUBSCRIBER) printf("GOOSE_SUBSCRIBER: Malformed message: sub element is too large!\n");
goto exit_with_error;
}
MmsValue* value = NULL;
switch (tag) {
case 0xa1: /* array */
if (DEBUG_GOOSE_SUBSCRIBER) printf("GOOSE_SUBSCRIBER: found array\n");
value = parseAllDataUnknownValue(self, buffer + bufPos, elementLength, false);
if (value == NULL)
goto exit_with_error;
break;
case 0xa2: /* structure */
if (DEBUG_GOOSE_SUBSCRIBER) printf("GOOSE_SUBSCRIBER: found structure\n");
value = parseAllDataUnknownValue(self, buffer + bufPos, elementLength, true);
if (value == NULL)
goto exit_with_error;
break;
case 0x83: /* boolean */
if (DEBUG_GOOSE_SUBSCRIBER) printf("GOOSE_SUBSCRIBER: found boolean\n");
value = MmsValue_newBoolean(BerDecoder_decodeBoolean(buffer, bufPos));
break;
case 0x84: /* BIT STRING */
{
int padding = buffer[bufPos];
int bitStringLength = (8 * (elementLength - 1)) - padding;
value = MmsValue_newBitString(bitStringLength);
memcpy(value->value.bitString.buf, buffer + bufPos + 1, elementLength - 1);
}
break;
case 0x85: /* integer */
value = MmsValue_newInteger(elementLength * 8);
memcpy(value->value.integer->octets, buffer + bufPos, elementLength);
value->value.integer->size = elementLength;
break;
case 0x86: /* unsigned integer */
value = MmsValue_newUnsigned(elementLength * 8);
memcpy(value->value.integer->octets, buffer + bufPos, elementLength);
value->value.integer->size = elementLength;
break;
case 0x87: /* Float */
if (elementLength == 9)
value = MmsValue_newDouble(BerDecoder_decodeDouble(buffer, bufPos));
else if (elementLength == 5)
value = MmsValue_newFloat(BerDecoder_decodeFloat(buffer, bufPos));
break;
case 0x89: /* octet string */
value = MmsValue_newOctetString(elementLength, elementLength);
memcpy(value->value.octetString.buf, buffer + bufPos, elementLength);
break;
case 0x8a: /* visible string */
value = MmsValue_newVisibleStringFromByteArray(buffer + bufPos, elementLength);
break;
case 0x8c: /* binary time */
if (elementLength == 4)
value = MmsValue_newBinaryTime(true);
else if (elementLength == 6)
value = MmsValue_newBinaryTime(false);
if ((elementLength == 4) || (elementLength == 6))
memcpy(value->value.binaryTime.buf, buffer + bufPos, elementLength);
break;
case 0x91: /* Utctime */
if (elementLength == 8) {
value = MmsValue_newUtcTime(0);
MmsValue_setUtcTimeByBuffer(value, buffer + bufPos);
}
else
if (DEBUG_GOOSE_SUBSCRIBER) printf("GOOSE_SUBSCRIBER: UTCTime element is of wrong size!\n");
break;
default:
if (DEBUG_GOOSE_SUBSCRIBER) printf("GOOSE_SUBSCRIBER: found unkown tag %02x\n", tag);
goto exit_with_error;
}
bufPos += elementLength;
if (value != NULL) {
MmsValue_setElement(dataSetValues, elementIndex, value);
elementIndex++;
}
}
self->dataSetValuesSelfAllocated = true;
return dataSetValues;
exit_with_error:
if (dataSetValues != NULL)
MmsValue_delete(dataSetValues);
return NULL;
}
