MmsVariableSpecification*
mmsClient_parseGetVariableAccessAttributesResponse(ByteBuffer* message, uint32_t* invokeId)
{
MmsPdu_t* mmsPdu = 0; /* allow asn1c to allocate structure */
MmsVariableSpecification* typeSpec = NULL;
asn_dec_rval_t rval = ber_decode(NULL, &asn_DEF_MmsPdu,
(void**) &mmsPdu, ByteBuffer_getBuffer(message), ByteBuffer_getSize(message));
if (rval.code != RC_OK)
return NULL;
if (mmsPdu->present == MmsPdu_PR_confirmedResponsePdu) {
if (invokeId != NULL)
*invokeId = mmsClient_getInvokeId(&mmsPdu->choice.confirmedResponsePdu);
if (mmsPdu->choice.confirmedResponsePdu.confirmedServiceResponse.present ==
ConfirmedServiceResponse_PR_getVariableAccessAttributes)
{
GetVariableAccessAttributesResponse_t* response;
response = &(mmsPdu->choice.confirmedResponsePdu.confirmedServiceResponse.choice.getVariableAccessAttributes);
TypeSpecification_t* asnTypeSpec = &response->typeSpecification;
typeSpec = createTypeSpecification(asnTypeSpec);
}
}
asn_DEF_MmsPdu.free_struct(&asn_DEF_MmsPdu, mmsPdu, 0);
return typeSpec;
}
static int
createVariableAccessAttributesResponse(
MmsServerConnection* connection,
char* domainId,
char* nameId,
int invokeId,
ByteBuffer* response)
{
MmsDevice* device = MmsServer_getDevice(connection->server);
MmsDomain* domain = MmsDevice_getDomain(device, domainId);
if (domain == NULL) {
if (DEBUG) printf("mms_server: domain %s not known\n", domainId);
return -1;
}
MmsTypeSpecification* namedVariable = MmsDomain_getNamedVariable(domain, nameId);
if (namedVariable == NULL) {
if (DEBUG) printf("mms_server: named variable %s not known\n", nameId);
return -1;
}
MmsPdu_t* mmsPdu = mmsServer_createConfirmedResponse(invokeId);
mmsPdu->choice.confirmedResponsePdu.confirmedServiceResponse.present =
ConfirmedServiceResponse_PR_getVariableAccessAttributes;
GetVariableAccessAttributesResponse_t* getVarAccessAttr;
getVarAccessAttr = &(mmsPdu->choice.confirmedResponsePdu.
confirmedServiceResponse.choice.getVariableAccessAttributes);
getVarAccessAttr->mmsDeletable = 0;
createTypeSpecification(namedVariable, &getVarAccessAttr->typeSpecification);
asn_enc_rval_t rval;
rval = der_encode(&asn_DEF_MmsPdu, mmsPdu,
mmsServer_write_out, (void*) response);
if (DEBUG) xer_fprint(stdout, &asn_DEF_MmsPdu, mmsPdu);
deleteVariableAccessAttributesResponse(getVarAccessAttr);
asn_DEF_MmsPdu.free_struct(&asn_DEF_MmsPdu, mmsPdu, 0);
return 0;
}
static int
createTypeSpecification (
MmsTypeSpecification* namedVariable,
TypeSpecification_t* typeSpec)
{
if (namedVariable->type == MMS_ARRAY) {
typeSpec->present = TypeSpecification_PR_array;
typeSpec->choice.array.numberOfElements;
asn_long2INTEGER(&(typeSpec->choice.array.numberOfElements),
(long) namedVariable->typeSpec.array.elementCount);
typeSpec->choice.array.packed = NULL;
typeSpec->choice.array.elementType = (TypeSpecification *) calloc(1, sizeof(TypeSpecification_t));
createTypeSpecification(namedVariable->typeSpec.array.elementTypeSpec,
typeSpec->choice.array.elementType);
}
else if (namedVariable->type == MMS_STRUCTURE) {
typeSpec->present = TypeSpecification_PR_structure;
int componentCount = namedVariable->typeSpec.structure.elementCount;
typeSpec->choice.structure.components.list.count = componentCount;
typeSpec->choice.structure.components.list.size = componentCount;
typeSpec->choice.structure.components.list.array
= (StructComponent **) calloc(componentCount, sizeof(StructComponent_t*));
int i;
for (i = 0; i < componentCount; i++) {
typeSpec->choice.structure.components.list.array[i] =
(StructComponent *) calloc(1, sizeof(StructComponent_t));
typeSpec->choice.structure.components.list.array[i]->componentName =
(Identifier_t *) calloc(1, sizeof(Identifier_t));
typeSpec->choice.structure.components.list.array[i]->componentName->buf =
(uint8_t*) copyString(namedVariable->typeSpec.structure.elements[i]->name);
typeSpec->choice.structure.components.list.array[i]->componentName->size =
strlen(namedVariable->typeSpec.structure.elements[i]->name);
typeSpec->choice.structure.components.list.array[i]->componentType =
(TypeSpecification *) calloc(1, sizeof(TypeSpecification_t));
createTypeSpecification(namedVariable->typeSpec.structure.elements[i],
typeSpec->choice.structure.components.list.array[i]->componentType);
}
}
else {
switch (namedVariable->type) {
case MMS_BOOLEAN:
typeSpec->present = TypeSpecification_PR_boolean;
break;
case MMS_BIT_STRING:
typeSpec->present = TypeSpecification_PR_bitstring;
typeSpec->choice.bitstring = namedVariable->typeSpec.bitString;
break;
case MMS_INTEGER:
typeSpec->present = TypeSpecification_PR_integer;
typeSpec->choice.integer = namedVariable->typeSpec.integer;
break;
case MMS_UNSIGNED:
typeSpec->present = TypeSpecification_PR_unsigned;
typeSpec->choice.Unsigned = namedVariable->typeSpec.unsignedInteger;
break;
case MMS_FLOAT:
typeSpec->present = TypeSpecification_PR_floatingpoint;
typeSpec->choice.floatingpoint.exponentwidth =
namedVariable->typeSpec.floatingpoint.exponentWidth;
typeSpec->choice.floatingpoint.formatwidth =
namedVariable->typeSpec.floatingpoint.formatWidth;
break;
case MMS_OCTET_STRING:
typeSpec->present = TypeSpecification_PR_octetstring;
typeSpec->choice.octetstring = namedVariable->typeSpec.octetString;
break;
case MMS_VISIBLE_STRING:
typeSpec->present = TypeSpecification_PR_visiblestring;
typeSpec->choice.visiblestring = namedVariable->typeSpec.visibleString;
break;
case MMS_STRING:
typeSpec->present = TypeSpecification_PR_mMSString;
typeSpec->choice.mMSString = namedVariable->typeSpec.mmsString;
break;
case MMS_UTC_TIME:
typeSpec->present = TypeSpecification_PR_utctime;
break;
case MMS_BINARY_TIME:
typeSpec->present = TypeSpecification_PR_binarytime;
break;
default:
if (DEBUG) printf("MMS-SERVER: Unsupported type %i!\n", namedVariable->type);
return -1;
break;
}
}
return 1;
}
static void
createVariableAccessAttributesResponse(
MmsServerConnection connection,
char* domainId,
char* nameId,
int invokeId,
ByteBuffer* response)
{
MmsDevice* device = MmsServer_getDevice(connection->server);
MmsVariableSpecification* namedVariable = NULL;
if (domainId != NULL) {
MmsDomain* domain = MmsDevice_getDomain(device, domainId);
if (domain == NULL) {
if (DEBUG_MMS_SERVER) printf("MMS_SERVER: domain %s not known\n", domainId);
mmsServer_createConfirmedErrorPdu(invokeId, response,
MMS_ERROR_ACCESS_OBJECT_NON_EXISTENT);
goto exit_function;
}
namedVariable = MmsDomain_getNamedVariable(domain, nameId);
}
#if (CONFIG_MMS_SUPPORT_VMD_SCOPE_NAMED_VARIABLES == 1)
else
namedVariable = MmsDevice_getNamedVariable(device, nameId);
#endif /* (CONFIG_MMS_SUPPORT_VMD_SCOPE_NAMED_VARIABLES == 1) */
if (namedVariable == NULL) {
if (DEBUG_MMS_SERVER) printf("MMS_SERVER: named variable %s not known\n", nameId);
mmsServer_createConfirmedErrorPdu(invokeId, response,
MMS_ERROR_ACCESS_OBJECT_NON_EXISTENT);
goto exit_function;
}
MmsPdu_t* mmsPdu = mmsServer_createConfirmedResponse(invokeId);
mmsPdu->choice.confirmedResponsePdu.confirmedServiceResponse.present =
ConfirmedServiceResponse_PR_getVariableAccessAttributes;
GetVariableAccessAttributesResponse_t* getVarAccessAttr;
getVarAccessAttr = &(mmsPdu->choice.confirmedResponsePdu.
confirmedServiceResponse.choice.getVariableAccessAttributes);
getVarAccessAttr->mmsDeletable = 0;
createTypeSpecification(namedVariable, &getVarAccessAttr->typeSpecification);
asn_enc_rval_t rval =
der_encode(&asn_DEF_MmsPdu, mmsPdu, mmsServer_write_out, (void*) response);
if (rval.encoded == -1) {
response->size = 0;
if (DEBUG_MMS_SERVER)
printf("MMS getVariableAccessAttributes: message to large! send error PDU!\n");
mmsServer_createConfirmedErrorPdu(invokeId, response,
MMS_ERROR_SERVICE_OTHER);
goto exit_function;
}
deleteVariableAccessAttributesResponse(getVarAccessAttr);
asn_DEF_MmsPdu.free_struct(&asn_DEF_MmsPdu, mmsPdu, 0);
exit_function:
return;
}
static MmsVariableSpecification*
createTypeSpecification(TypeSpecification_t* asnTypeSpec) {
MmsVariableSpecification* typeSpec = (MmsVariableSpecification*)
GLOBAL_CALLOC(1, sizeof(MmsVariableSpecification));
switch (asnTypeSpec->present) {
case TypeSpecification_PR_structure:
{
typeSpec->type = MMS_STRUCTURE;
int elementCount = asnTypeSpec->choice.structure.components.list.count;
typeSpec->typeSpec.structure.elementCount = elementCount;
typeSpec->typeSpec.structure.elements = (MmsVariableSpecification**)
GLOBAL_CALLOC(elementCount, sizeof(MmsVariableSpecification*));
int i;
for (i = 0; i < elementCount; i++) {
char* name = createStringFromBuffer(
asnTypeSpec->choice.structure.components.list.array[i]->componentName->buf,
asnTypeSpec->choice.structure.components.list.array[i]->componentName->size);
typeSpec->typeSpec.structure.elements[i] =
createTypeSpecification(asnTypeSpec->choice.structure.components.
list.array[i]->componentType);
typeSpec->typeSpec.structure.elements[i]->name = name;
}
}
break;
case TypeSpecification_PR_array:
{
typeSpec->type = MMS_ARRAY;
long elementCount;
asn_INTEGER2long(&asnTypeSpec->choice.array.numberOfElements, &elementCount);
typeSpec->typeSpec.array.elementCount = elementCount;
typeSpec->typeSpec.array.elementTypeSpec =
createTypeSpecification(asnTypeSpec->choice.array.elementType);
}
break;
case TypeSpecification_PR_boolean:
typeSpec->type = MMS_BOOLEAN;
break;
case TypeSpecification_PR_bitstring:
typeSpec->type = MMS_BIT_STRING;
typeSpec->typeSpec.bitString = asnTypeSpec->choice.bitstring;
break;
case TypeSpecification_PR_integer:
typeSpec->type = MMS_INTEGER;
typeSpec->typeSpec.integer = asnTypeSpec->choice.integer;
break;
case TypeSpecification_PR_unsigned:
typeSpec->type = MMS_UNSIGNED;
typeSpec->typeSpec.unsignedInteger = asnTypeSpec->choice.Unsigned;
break;
case TypeSpecification_PR_floatingpoint:
typeSpec->type = MMS_FLOAT;
typeSpec->typeSpec.floatingpoint.exponentWidth =
asnTypeSpec->choice.floatingpoint.exponentwidth;
typeSpec->typeSpec.floatingpoint.formatWidth =
asnTypeSpec->choice.floatingpoint.formatwidth;
break;
case TypeSpecification_PR_octetstring:
typeSpec->type = MMS_OCTET_STRING;
typeSpec->typeSpec.octetString = asnTypeSpec->choice.octetstring;
break;
case TypeSpecification_PR_visiblestring:
typeSpec->type = MMS_VISIBLE_STRING;
typeSpec->typeSpec.visibleString = asnTypeSpec->choice.visiblestring;
break;
case TypeSpecification_PR_mMSString:
typeSpec->type = MMS_STRING;
typeSpec->typeSpec.mmsString = asnTypeSpec->choice.mMSString;
break;
case TypeSpecification_PR_utctime:
typeSpec->type = MMS_UTC_TIME;
break;
case TypeSpecification_PR_binarytime:
typeSpec->type = MMS_BINARY_TIME;
if (asnTypeSpec->choice.binarytime == 0)
typeSpec->typeSpec.binaryTime = 4;
else
typeSpec->typeSpec.binaryTime = 6;
break;
default:
printf("ERROR: unknown type in type specification\n");
break;
}
return typeSpec;
}
