void readInputEventType(CborValue *it0, InputEventType *inputEventType)
{
cout<<"in IET - 1\n";
CborValue it1; CborValue *it = &it1; cbor_value_enter_container(it0, it);
int i; cbor_value_get_int(it, &i); cbor_value_advance_fixed(it);
inputEventType->selector = (EnumInputEventType)i;
if (inputEventType->selector == 0) {
};
if (inputEventType->selector == 1) {
};
if (inputEventType->selector == 2) {
};
if (inputEventType->selector == 3) {
};
if (inputEventType->selector == 4) {
};
if (inputEventType->selector == 5) {
};
if (inputEventType->selector == 6) {
};
if (inputEventType->selector == 7) {
};
cbor_value_leave_container(it0, it);
cout<<"in IET - 2\n";
}
static CborError advance_recursive(CborValue *it, int nestingLevel)
{
if (is_fixed_type(it->type))
return advance_internal(it);
if (!cbor_value_is_container(it)) {
size_t len = SIZE_MAX;
return _cbor_value_copy_string(it, NULL, &len, it);
}
// map or array
if (nestingLevel == CBOR_PARSER_MAX_RECURSIONS)
return CborErrorNestingTooDeep;
CborError err;
CborValue recursed;
err = cbor_value_enter_container(it, &recursed);
if (err)
return err;
while (!cbor_value_at_end(&recursed)) {
err = advance_recursive(&recursed, nestingLevel + 1);
if (err)
return err;
}
return cbor_value_leave_container(it, &recursed);
}
static OCStackResult OCParseSecurityPayload(OCPayload** outPayload, CborValue* rootValue)
{
if (!outPayload)
{
return OC_STACK_INVALID_PARAM;
}
bool err = false;
char * securityData = NULL;
CborValue map;
size_t len;
err = err || cbor_value_enter_container(rootValue, &map);
err = err || cbor_value_dup_text_string(&map, &securityData, &len, NULL);
err = err || cbor_value_leave_container(rootValue, &map);
if(err)
{
OC_LOG(ERROR, TAG, "Cbor in error condition");
OICFree(securityData);
return OC_STACK_MALFORMED_RESPONSE;
}
*outPayload = (OCPayload*)OCSecurityPayloadCreate(securityData);
OICFree(securityData);
return OC_STACK_OK;
}
void readVec3(CborValue *it0, Vec3 *vec3)
{
CborValue it1; CborValue* it = &it1; cbor_value_enter_container(it0, it);
cbor_value_get_float(it, &(vec3->x)); cbor_value_advance_fixed(it);
cbor_value_get_float(it, &(vec3->y)); cbor_value_advance_fixed(it);
cbor_value_get_float(it, &(vec3->z)); cbor_value_advance_fixed(it);
cbor_value_leave_container(it0, it);
}
static CborError FindStringLLInMap(const CborValue *linksMap, char *tag, OCStringLL **links)
{
size_t len;
CborError cborFindResult;
CborValue rtArray;
cborFindResult = cbor_value_map_find_value(linksMap, tag, &rtArray);
if (CborNoError != cborFindResult)
{
return CborUnknownError;
}
CborValue rtVal;
cborFindResult = cbor_value_enter_container(&rtArray, &rtVal);
if (CborNoError != cborFindResult)
{
return CborUnknownError;
}
OCStringLL* llPtr = *links;
while (cbor_value_is_text_string(&rtVal))
{
if (llPtr == NULL)
{
llPtr = (OCStringLL *)OICCalloc(1, sizeof(OCStringLL));
if (!llPtr)
{
return CborUnknownError;
}
*links = llPtr;
}
else if(llPtr)
{
while (llPtr->next)
{
llPtr = llPtr->next;
}
llPtr->next = (OCStringLL *)OICCalloc(1, sizeof(OCStringLL));
if (!llPtr->next)
{
return CborUnknownError;
}
}
cborFindResult = cbor_value_dup_text_string(&rtVal, &(llPtr->value), &len, NULL);
if (CborNoError != cborFindResult)
{
return CborUnknownError;
}
cborFindResult = cbor_value_advance(&rtVal);
if (CborNoError != cborFindResult)
{
return CborUnknownError;
}
}
cborFindResult = cbor_value_leave_container(&rtArray, &rtVal);
return cborFindResult;
}
void readInputEventHandler(CborValue *it0, InputEventHandler *inputEventHandler)
{
CborValue it1; CborValue *it = &it1; cbor_value_enter_container(it0, it);
int i; cbor_value_get_int(it, &i); cbor_value_advance_fixed(it);
inputEventHandler->selector = (EnumInputEventHandler)i;
if (inputEventHandler->selector == 0) {
};
if (inputEventHandler->selector == 1) {
/* TBD */ };
cbor_value_leave_container(it0, it);
}
void readGeometry(CborValue *it0, Geometry *geometry)
{
CborValue it1; CborValue *it = &it1; cbor_value_enter_container(it0, it);
int i; cbor_value_get_int(it, &i); cbor_value_advance_fixed(it);
geometry->selector = (EnumGeometry)i;
if (geometry->selector == 0) {
readShape(it, &(geometry->data.ShapeGeometry.value0));
};
if (geometry->selector == 1) {
{ size_t l; cbor_value_calculate_string_length(it, &l); geometry->data.ResourceGeometry.value0.resize(l+1);
cbor_value_copy_text_string(it, (char *)(geometry->data.ResourceGeometry.value0.c_str()), &l, NULL); cbor_value_advance(it);}
};
cbor_value_leave_container(it0, it);
}
void readShape(CborValue *it0, Shape *shape)
{
CborValue it1; CborValue *it = &it1; cbor_value_enter_container(it0, it);
int i; cbor_value_get_int(it, &i); cbor_value_advance_fixed(it);
shape->selector = (EnumShape)i;
if (shape->selector == 0) {
};
if (shape->selector == 1) {
};
if (shape->selector == 2) {
};
if (shape->selector == 3) {
};
if (shape->selector == 4) {
};
if (shape->selector == 5) {
};
cbor_value_leave_container(it0, it);
}
static CborError FindStringLLInMap(const CborValue *linksMap, const char *tag, OCStringLL **links)
{
size_t len;
CborValue rtArray;
OCStringLL* llPtr = *links;
CborError cborFindResult = cbor_value_map_find_value(linksMap, tag, &rtArray);
VERIFY_CBOR_SUCCESS(TAG, cborFindResult, "Failed finding tag");
CborValue rtVal;
cborFindResult = cbor_value_enter_container(&rtArray, &rtVal);
VERIFY_CBOR_SUCCESS(TAG, cborFindResult, "Failed entering container");
while (cbor_value_is_text_string(&rtVal))
{
if (llPtr == NULL)
{
llPtr = (OCStringLL *)OICCalloc(1, sizeof(OCStringLL));
VERIFY_PARAM_NON_NULL(TAG, llPtr, "Failed allocating OCStringLL");
*links = llPtr;
}
else if (llPtr)
{
while (llPtr->next)
{
llPtr = llPtr->next;
}
llPtr->next = (OCStringLL *)OICCalloc(1, sizeof(OCStringLL));
llPtr = llPtr->next;
VERIFY_PARAM_NON_NULL(TAG, llPtr, "Failed allocating OCStringLL->next");
}
cborFindResult = cbor_value_dup_text_string(&rtVal, &(llPtr->value), &len, NULL);
VERIFY_CBOR_SUCCESS(TAG, cborFindResult, "Failed duplicating value");
cborFindResult = cbor_value_advance(&rtVal);
VERIFY_CBOR_SUCCESS(TAG, cborFindResult, "Failed advancing OCStringLL");
}
cborFindResult = cbor_value_leave_container(&rtArray, &rtVal);
VERIFY_CBOR_SUCCESS(TAG, cborFindResult, "Failed leaving container");
exit:
return cborFindResult;
}
static bool
_cbor_array_to_vector(CborValue *array, struct sol_vector *vector)
{
CborError err;
CborValue iter;
for (err = cbor_value_enter_container(array, &iter);
cbor_value_is_text_string(&iter) && err == CborNoError;
err |= cbor_value_advance(&iter)) {
struct sol_str_slice *slice = sol_vector_append(vector);
if (!slice) {
err = CborErrorOutOfMemory;
break;
}
err |= cbor_value_dup_text_string(&iter, (char **)&slice->data, &slice->len, NULL);
}
return (err | cbor_value_leave_container(array, &iter)) == CborNoError;
}
static bool OCParseSingleRepPayload(OCRepPayload** outPayload, CborValue* repParent)
{
if (!outPayload)
{
return false;
}
*outPayload = OCRepPayloadCreate();
OCRepPayload* curPayload = *outPayload;
bool err = false;
if(!*outPayload)
{
return CborErrorOutOfMemory;
}
size_t len;
CborValue curVal;
err = err || cbor_value_map_find_value(repParent, OC_RSRVD_HREF, &curVal);
if(cbor_value_is_valid(&curVal))
{
err = err || cbor_value_dup_text_string(&curVal, &curPayload->uri, &len,
NULL);
}
err = err || cbor_value_map_find_value(repParent, OC_RSRVD_PROPERTY, &curVal);
if(cbor_value_is_valid(&curVal))
{
CborValue insidePropValue = {0};
err = err || cbor_value_map_find_value(&curVal, OC_RSRVD_RESOURCE_TYPE,
&insidePropValue);
if(cbor_value_is_text_string(&insidePropValue))
{
char* allRt = NULL;
err = err || cbor_value_dup_text_string(&insidePropValue, &allRt, &len, NULL);
char* savePtr;
if (allRt)
{
char* curPtr = strtok_r(allRt, " ", &savePtr);
while (curPtr)
{
char* trimmed = InPlaceStringTrim(curPtr);
if (trimmed[0] != '\0')
{
OCRepPayloadAddResourceType(curPayload, curPtr);
}
curPtr = strtok_r(NULL, " ", &savePtr);
}
}
OICFree(allRt);
}
err = err || cbor_value_map_find_value(&curVal, OC_RSRVD_INTERFACE, &insidePropValue);
if(cbor_value_is_text_string(&insidePropValue))
{
char* allIf = NULL;
err = err || cbor_value_dup_text_string(&insidePropValue, &allIf, &len, NULL);
char* savePtr;
if (allIf)
{
char* curPtr = strtok_r(allIf, " ", &savePtr);
while (curPtr)
{
char* trimmed = InPlaceStringTrim(curPtr);
if (trimmed[0] != '\0')
{
OCRepPayloadAddInterface(curPayload, curPtr);
}
curPtr = strtok_r(NULL, " ", &savePtr);
}
}
OICFree(allIf);
}
}
err = err || cbor_value_map_find_value(repParent, OC_RSRVD_REPRESENTATION, &curVal);
if(cbor_value_is_map(&curVal))
{
CborValue repMap;
err = err || cbor_value_enter_container(&curVal, &repMap);
while(!err && cbor_value_is_valid(&repMap))
{
char* name;
err = err || cbor_value_dup_text_string(&repMap, &name, &len, NULL);
err = err || cbor_value_advance(&repMap);
int64_t intval = 0;
bool boolval = false;
char* strval = NULL;
double doubleval = 0;
OCRepPayload* pl;
switch(cbor_value_get_type(&repMap))
{
case CborNullType:
err = !OCRepPayloadSetNull(curPayload, name);
break;
case CborIntegerType:
err = err || cbor_value_get_int64(&repMap, &intval);
if (!err)
{
err = !OCRepPayloadSetPropInt(curPayload, name, intval);
}
break;
case CborDoubleType:
err = err || cbor_value_get_double(&repMap, &doubleval);
if (!err)
{
err = !OCRepPayloadSetPropDouble(curPayload, name, doubleval);
}
break;
case CborBooleanType:
err = err || cbor_value_get_boolean(&repMap, &boolval);
if (!err)
{
err = !OCRepPayloadSetPropBool(curPayload, name, boolval);
}
break;
case CborTextStringType:
err = err || cbor_value_dup_text_string(&repMap, &strval, &len, NULL);
if (!err)
{
err = !OCRepPayloadSetPropStringAsOwner(curPayload, name, strval);
}
break;
case CborMapType:
err = err || OCParseSingleRepPayload(&pl, &repMap);
if (!err)
{
err = !OCRepPayloadSetPropObjectAsOwner(curPayload, name, pl);
}
break;
case CborArrayType:
err = err || OCParseArray(curPayload, name, &repMap);
break;
default:
OC_LOG_V(ERROR, TAG, "Parsing rep property, unknown type %d", repMap.type);
err = true;
}
err = err || cbor_value_advance(&repMap);
OICFree(name);
}
err = err || cbor_value_leave_container(&curVal, &repMap);
}
if(err)
{
OCRepPayloadDestroy(*outPayload);
*outPayload = NULL;
}
return err;
}
OCStackResult OCParsePayload(OCPayload** outPayload, OCPayloadType payloadType,
const uint8_t* payload, size_t payloadSize)
{
CborParser parser;
CborValue rootValue;
bool err = false;
OC_LOG_V(INFO, TAG, "CBOR Parsing size: %d", payloadSize, payload);
if((err = cbor_parser_init(payload, payloadSize, 0, &parser, &rootValue)) != false)
{
OC_LOG_V(ERROR, TAG, "CBOR Parser init failed: %d", err);
return OC_STACK_ERROR;
}
if(!cbor_value_is_array(&rootValue))
{
OC_LOG_V(ERROR, TAG, "CBOR payload root object is not an array :%x", rootValue.type);
return OC_STACK_MALFORMED_RESPONSE;
}
CborValue arrayValue;
// enter the array
err = err || cbor_value_enter_container(&rootValue, &arrayValue);
if(err || arrayValue.type != CborMapType)
{
OC_LOG_V(ERROR, TAG, "CBOR payload parse failed :%d", err);
return OC_STACK_MALFORMED_RESPONSE;
}
OCStackResult result = OC_STACK_ERROR;
switch(payloadType)
{
case PAYLOAD_TYPE_DISCOVERY:
result = OCParseDiscoveryPayload(outPayload, &arrayValue);
break;
case PAYLOAD_TYPE_DEVICE:
result = OCParseDevicePayload(outPayload, &arrayValue);
break;
case PAYLOAD_TYPE_PLATFORM:
result = OCParsePlatformPayload(outPayload, &arrayValue);
break;
case PAYLOAD_TYPE_REPRESENTATION:
result = OCParseRepPayload(outPayload, &arrayValue);
break;
case PAYLOAD_TYPE_PRESENCE:
result = OCParsePresencePayload(outPayload, &arrayValue);
break;
case PAYLOAD_TYPE_SECURITY:
result = OCParseSecurityPayload(outPayload, &arrayValue);
break;
default:
OC_LOG_V(ERROR, TAG, "ParsePayload Type default: %d", payloadType);
result = OC_STACK_ERROR;
break;
}
if(result == OC_STACK_OK)
{
err = err || cbor_value_leave_container(&rootValue, &arrayValue);
if(err != CborNoError)
{
return OC_STACK_MALFORMED_RESPONSE;
}
}
else
{
OC_LOG_V(INFO, TAG, "Finished parse payload, result is %d", result);
}
return result;
}
CborError
sol_oic_decode_cbor_repr_map(CborValue *map, struct sol_vector *reprs)
{
struct sol_oic_repr_field *repr;
CborValue value;
CborError err;
size_t len;
if (!cbor_value_is_map(map))
return CborInvalidType;
err = cbor_value_enter_container(map, &value);
for (; cbor_value_is_valid(&value) && err == CborNoError;
err |= cbor_value_advance(&value)) {
repr = sol_vector_append(reprs);
if (!repr)
return CborErrorOutOfMemory;
err |= cbor_value_dup_text_string(&value, (char **)&repr->key, &len, NULL);
err |= cbor_value_advance(&value);
switch (cbor_value_get_type(&value)) {
case CborIntegerType:
err |= cbor_value_get_int64(&value, &repr->v_int);
repr->type = SOL_OIC_REPR_TYPE_INT;
break;
case CborTextStringType:
err |= cbor_value_dup_text_string(&value, (char **)&repr->v_slice.data, &repr->v_slice.len, NULL);
if (err != CborNoError)
goto harmless;
repr->type = SOL_OIC_REPR_TYPE_TEXT_STRING;
break;
case CborByteStringType:
err |= cbor_value_dup_byte_string(&value, (uint8_t **)&repr->v_slice.data, &repr->v_slice.len, NULL);
if (err != CborNoError)
goto harmless;
repr->type = SOL_OIC_REPR_TYPE_BYTE_STRING;
break;
case CborDoubleType:
err |= cbor_value_get_double(&value, &repr->v_double);
repr->type = SOL_OIC_REPR_TYPE_DOUBLE;
break;
case CborFloatType:
err |= cbor_value_get_float(&value, &repr->v_float);
repr->type = SOL_OIC_REPR_TYPE_FLOAT;
break;
case CborHalfFloatType:
err |= cbor_value_get_half_float(&value, &repr->v_voidptr);
repr->type = SOL_OIC_REPR_TYPE_HALF_FLOAT;
break;
case CborBooleanType:
err |= cbor_value_get_boolean(&value, &repr->v_boolean);
repr->type = SOL_OIC_REPR_TYPE_BOOLEAN;
break;
default:
SOL_ERR("While parsing representation map, got unexpected type %d",
cbor_value_get_type(&value));
if (err == CborNoError)
err = CborErrorUnknownType;
harmless:
/* Initialize repr with harmless data so cleanup works. */
repr->v_boolean = false;
repr->type = SOL_OIC_REPR_TYPE_BOOLEAN;
}
}
return err | cbor_value_leave_container(map, &value);
}
static CborError OCParseSingleRepPayload(OCRepPayload **outPayload, CborValue *objMap, bool isRoot)
{
CborError err = CborUnknownError;
char *name = NULL;
bool res;
VERIFY_PARAM_NON_NULL(TAG, outPayload, "Invalid Parameter outPayload");
VERIFY_PARAM_NON_NULL(TAG, objMap, "Invalid Parameter objMap");
if (cbor_value_is_map(objMap))
{
if (!*outPayload)
{
*outPayload = OCRepPayloadCreate();
if (!*outPayload)
{
return CborErrorOutOfMemory;
}
}
OCRepPayload *curPayload = *outPayload;
size_t len = 0;
CborValue repMap;
err = cbor_value_enter_container(objMap, &repMap);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed entering repMap");
while (!err && cbor_value_is_valid(&repMap))
{
if (cbor_value_is_text_string(&repMap))
{
err = cbor_value_dup_text_string(&repMap, &name, &len, NULL);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed finding tag name in the map");
err = cbor_value_advance(&repMap);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed advancing rootMap");
if (name &&
isRoot &&
((0 == strcmp(OC_RSRVD_HREF, name)) ||
(0 == strcmp(OC_RSRVD_RESOURCE_TYPE, name)) ||
(0 == strcmp(OC_RSRVD_INTERFACE, name))))
{
err = cbor_value_advance(&repMap);
OICFree(name);
continue;
}
}
CborType type = cbor_value_get_type(&repMap);
switch (type)
{
case CborNullType:
res = OCRepPayloadSetNull(curPayload, name);
break;
case CborIntegerType:
{
int64_t intval = 0;
err = cbor_value_get_int64(&repMap, &intval);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed getting int value");
res = OCRepPayloadSetPropInt(curPayload, name, intval);
}
break;
case CborDoubleType:
{
double doubleval = 0;
err = cbor_value_get_double(&repMap, &doubleval);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed getting double value");
res = OCRepPayloadSetPropDouble(curPayload, name, doubleval);
}
break;
case CborBooleanType:
{
bool boolval = false;
err = cbor_value_get_boolean(&repMap, &boolval);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed getting boolean value");
res = OCRepPayloadSetPropBool(curPayload, name, boolval);
}
break;
case CborTextStringType:
{
char *strval = NULL;
err = cbor_value_dup_text_string(&repMap, &strval, &len, NULL);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed getting string value");
res = OCRepPayloadSetPropStringAsOwner(curPayload, name, strval);
}
break;
case CborByteStringType:
{
uint8_t* bytestrval = NULL;
err = cbor_value_dup_byte_string(&repMap, &bytestrval, &len, NULL);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed getting byte string value");
OCByteString tmp = {.bytes = bytestrval, .len = len};
res = OCRepPayloadSetPropByteStringAsOwner(curPayload, name, &tmp);
}
break;
case CborMapType:
{
OCRepPayload *pl = NULL;
err = OCParseSingleRepPayload(&pl, &repMap, false);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed setting parse single rep");
res = OCRepPayloadSetPropObjectAsOwner(curPayload, name, pl);
}
break;
case CborArrayType:
err = OCParseArray(curPayload, name, &repMap);
break;
default:
OIC_LOG_V(ERROR, TAG, "Parsing rep property, unknown type %d", repMap.type);
res = false;
}
if (type != CborArrayType)
{
err = (CborError) !res;
}
VERIFY_CBOR_SUCCESS(TAG, err, "Failed setting value");
if (type != CborMapType && cbor_value_is_valid(&repMap))
{
err = cbor_value_advance(&repMap);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed advance repMap");
}
OICFree(name);
name = NULL;
}
if (cbor_value_is_container(objMap))
{
err = cbor_value_leave_container(objMap, &repMap);
VERIFY_CBOR_SUCCESS(TAG, err, "Failed to leave container");
}
return err;
}
exit:
OICFree(name);
OCRepPayloadDestroy(*outPayload);
*outPayload = NULL;
return err;
}
static bool OCParseSingleRepPayload(OCRepPayload** outPayload, CborValue *objMap)
{
if (!outPayload)
{
return false;
}
bool err = false;
if (cbor_value_is_map(objMap))
{
if (!*outPayload)
{
*outPayload = OCRepPayloadCreate();
if(!*outPayload)
{
return CborErrorOutOfMemory;
}
}
OCRepPayload* curPayload = *outPayload;
size_t len;
CborValue repMap;
err = err || cbor_value_enter_container(objMap, &repMap);
while(!err && cbor_value_is_valid(&repMap))
{
char* name;
err = err || cbor_value_dup_text_string(&repMap, &name, &len, NULL);
err = err || cbor_value_advance(&repMap);
CborType type = cbor_value_get_type(&repMap);
switch(type)
{
case CborNullType:
err = !OCRepPayloadSetNull(curPayload, name);
break;
case CborIntegerType:
{
int64_t intval = 0;
err = err || cbor_value_get_int64(&repMap, &intval);
if (!err)
{
err = !OCRepPayloadSetPropInt(curPayload, name, intval);
}
}
break;
case CborDoubleType:
{
double doubleval = 0;
err = err || cbor_value_get_double(&repMap, &doubleval);
if (!err)
{
err = !OCRepPayloadSetPropDouble(curPayload, name, doubleval);
}
}
break;
case CborBooleanType:
{
bool boolval = false;
err = err || cbor_value_get_boolean(&repMap, &boolval);
if (!err)
{
err = !OCRepPayloadSetPropBool(curPayload, name, boolval);
}
}
break;
case CborTextStringType:
{
char* strval = NULL;
err = err || cbor_value_dup_text_string(&repMap, &strval, &len, NULL);
if (!err)
{
err = !OCRepPayloadSetPropStringAsOwner(curPayload, name, strval);
}
}
break;
case CborByteStringType:
{
uint8_t* bytestrval = NULL;
err = err || cbor_value_dup_byte_string(&repMap, &bytestrval, &len, NULL);
if (!err)
{
OCByteString tmp = {.bytes = bytestrval, .len = len};
err = !OCRepPayloadSetPropByteStringAsOwner(curPayload, name, &tmp);
}
}
break;
case CborMapType:
{
OCRepPayload *pl = NULL;
err = err || OCParseSingleRepPayload(&pl, &repMap);
if (!err)
{
err = !OCRepPayloadSetPropObjectAsOwner(curPayload, name, pl);
}
}
break;
case CborArrayType:
err = err || OCParseArray(curPayload, name, &repMap);
break;
default:
OC_LOG_V(ERROR, TAG, "Parsing rep property, unknown type %d", repMap.type);
err = true;
}
if (type != CborMapType && cbor_value_is_valid(&repMap))
{
err = err || cbor_value_advance(&repMap);
}
OICFree(name);
}
err = err || cbor_value_leave_container(objMap, &repMap);
if(err)
{
OCRepPayloadDestroy(*outPayload);
*outPayload = NULL;
}
}
static OCStackResult OCParseDiscoveryPayload(OCPayload** outPayload, CborValue* rootValue)
{
if (!outPayload)
{
return OC_STACK_INVALID_PARAM;
}
bool err = false;
OCResourcePayload* resource = NULL;
uint16_t resourceCount = 0;
CborValue resourceMap = {};
OCDiscoveryPayload* out = OCDiscoveryPayloadCreate();
if(!out)
{
return OC_STACK_NO_MEMORY;
}
// Root value is already inside the main root array
CborValue rootMap = {};
// Enter the main root map
err = err || cbor_value_enter_container(rootValue, &rootMap);
// Look for DI
CborValue curVal = {};
err = cbor_value_map_find_value(&rootMap, OC_RSRVD_DEVICE_ID, &curVal);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor find value failed.");
goto malformed_cbor;
}
size_t len;
err = cbor_value_dup_byte_string(&curVal, &(out->sid), &len, NULL);
// Look for Links which will have an array as the value
err = cbor_value_map_find_value(&rootMap, OC_RSRVD_LINKS, &curVal);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor find value failed.");
goto malformed_cbor;
}
// Enter the links array and start iterating through the array processing
// each resource which shows up as a map.
err = err || cbor_value_enter_container(&curVal, &resourceMap);
while (cbor_value_is_map(&resourceMap))
{
resource = (OCResourcePayload*)OICCalloc(1, sizeof(OCResourcePayload));
if(!resource)
{
OC_LOG(ERROR, TAG, "Memory allocation failed");
OCDiscoveryPayloadDestroy(out);
return OC_STACK_NO_MEMORY;
}
// Uri
CborValue uriVal = {};
err = cbor_value_map_find_value(&resourceMap, OC_RSRVD_HREF, &uriVal);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding href type failed.");
goto malformed_cbor;
}
err = cbor_value_dup_text_string(&uriVal, &(resource->uri), &len, NULL);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding href value failed.");
goto malformed_cbor;
}
// ResourceTypes
CborValue rtVal = {};
err = cbor_value_map_find_value(&resourceMap, OC_RSRVD_RESOURCE_TYPE, &rtVal);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding rt type failed.");
goto malformed_cbor;
}
if (cbor_value_is_text_string(&rtVal))
{
char* input = NULL;
char* savePtr;
err = cbor_value_dup_text_string(&rtVal, &input, &len, NULL);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding rt value failed.");
goto malformed_cbor;
}
if (input)
{
char* curPtr = strtok_r(input, " ", &savePtr);
while (curPtr)
{
char* trimmed = InPlaceStringTrim(curPtr);
if (trimmed[0] !='\0')
{
if (!OCResourcePayloadAddResourceType(resource, trimmed))
{
OICFree(resource->uri);
OCFreeOCStringLL(resource->types);
OICFree(resource);
OCDiscoveryPayloadDestroy(out);
return OC_STACK_NO_MEMORY;
}
}
curPtr = strtok_r(NULL, " ", &savePtr);
}
OICFree(input);
}
}
// Interface Types
CborValue ifVal = {};
err = cbor_value_map_find_value(&resourceMap, OC_RSRVD_INTERFACE, &ifVal);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding if type failed.");
goto malformed_cbor;
}
if (!err && cbor_value_is_text_string(&ifVal))
{
char* input = NULL;
char* savePtr;
err = cbor_value_dup_text_string(&ifVal, &input, &len, NULL);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding if value failed.");
goto malformed_cbor;
}
if (input)
{
char* curPtr = strtok_r(input, " ", &savePtr);
while (curPtr)
{
char* trimmed = InPlaceStringTrim(curPtr);
if (trimmed[0] !='\0')
{
if (!OCResourcePayloadAddInterface(resource, trimmed))
{
OICFree(resource->uri);
OCFreeOCStringLL(resource->types);
OICFree(resource);
OCDiscoveryPayloadDestroy(out);
return OC_STACK_NO_MEMORY;
}
}
curPtr = strtok_r(NULL, " ", &savePtr);
}
OICFree(input);
}
}
// Policy
CborValue policyMap = {};
err = cbor_value_map_find_value(&resourceMap, OC_RSRVD_POLICY, &policyMap);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding policy type failed.");
goto malformed_cbor;
}
// Bitmap
CborValue val = {};
err = cbor_value_map_find_value(&policyMap, OC_RSRVD_BITMAP, &val);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding bitmap type failed.");
goto malformed_cbor;
}
uint64_t temp = 0;
err = cbor_value_get_uint64(&val, &temp);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding bitmap value failed.");
goto malformed_cbor;
}
resource->bitmap = (uint8_t)temp;
// Secure Flag
err = cbor_value_map_find_value(&policyMap, OC_RSRVD_SECURE, &val);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding secure type failed.");
goto malformed_cbor;
}
if(cbor_value_is_valid(&val))
{
err = cbor_value_get_boolean(&val, &(resource->secure));
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding secure value failed.");
goto malformed_cbor;
}
// Port
CborValue port;
err = cbor_value_map_find_value(&policyMap, OC_RSRVD_HOSTING_PORT,
&port);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding port type failed.");
goto malformed_cbor;
}
if(cbor_value_is_valid(&port))
{
err = cbor_value_get_uint64(&port, &temp);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor finding port value failed.");
goto malformed_cbor;
}
resource->port = (uint16_t)temp;
}
}
err = cbor_value_advance(&resourceMap);
if (CborNoError != err)
{
OC_LOG(ERROR, TAG, "Cbor advance value failed.");
goto malformed_cbor;
}
++resourceCount;
OCDiscoveryPayloadAddNewResource(out, resource);
}
err = err || cbor_value_leave_container(rootValue, &resourceMap);
*outPayload = (OCPayload*)out;
return OC_STACK_OK;
malformed_cbor:
OICFree(resource->uri);
OCFreeOCStringLL(resource->types);
OCFreeOCStringLL(resource->interfaces);
OICFree(resource);
OCDiscoveryPayloadDestroy(out);
return OC_STACK_MALFORMED_RESPONSE;
cbor_error:
OCDiscoveryCollectionPayloadDestroy(out);
return OC_STACK_MALFORMED_RESPONSE;
}
static int
cbor_internal_read_object(CborValue *root_value,
const struct cbor_attr_t *attrs,
const struct cbor_array_t *parent,
int offset)
{
const struct cbor_attr_t *cursor, *best_match;
char attrbuf[MYNEWT_VAL(CBORATTR_MAX_SIZE) + 1];
void *lptr;
CborValue cur_value;
CborError err = 0;
size_t len;
CborType type = CborInvalidType;
/* stuff fields with defaults in case they're omitted in the JSON input */
for (cursor = attrs; cursor->attribute != NULL; cursor++) {
if (!cursor->nodefault) {
lptr = cbor_target_address(cursor, parent, offset);
if (lptr != NULL) {
switch (cursor->type) {
case CborAttrIntegerType:
memcpy(lptr, &cursor->dflt.integer, sizeof(long long int));
break;
case CborAttrUnsignedIntegerType:
memcpy(lptr, &cursor->dflt.integer,
sizeof(long long unsigned int));
break;
case CborAttrBooleanType:
memcpy(lptr, &cursor->dflt.boolean, sizeof(bool));
break;
#if FLOAT_SUPPORT
case CborAttrFloatType:
memcpy(lptr, &cursor->dflt.fval, sizeof(float));
break;
case CborAttrDoubleType:
memcpy(lptr, &cursor->dflt.real, sizeof(double));
break;
#endif
default:
break;
}
}
}
}
if (cbor_value_is_map(root_value)) {
err |= cbor_value_enter_container(root_value, &cur_value);
} else {
err |= CborErrorIllegalType;
return err;
}
/* contains key value pairs */
while (cbor_value_is_valid(&cur_value) && !err) {
/* get the attribute */
if (cbor_value_is_text_string(&cur_value)) {
if (cbor_value_calculate_string_length(&cur_value, &len) == 0) {
if (len > MYNEWT_VAL(CBORATTR_MAX_SIZE)) {
err |= CborErrorDataTooLarge;
break;
}
err |= cbor_value_copy_text_string(&cur_value, attrbuf, &len,
NULL);
}
/* at least get the type of the next value so we can match the
* attribute name and type for a perfect match */
err |= cbor_value_advance(&cur_value);
if (cbor_value_is_valid(&cur_value)) {
type = cbor_value_get_type(&cur_value);
} else {
err |= CborErrorIllegalType;
break;
}
} else {
attrbuf[0] = '\0';
type = cbor_value_get_type(&cur_value);
}
/* find this attribute in our list */
best_match = NULL;
for (cursor = attrs; cursor->attribute != NULL; cursor++) {
if (valid_attr_type(type, cursor->type)) {
if (cursor->attribute == CBORATTR_ATTR_UNNAMED &&
attrbuf[0] == '\0') {
best_match = cursor;
} else if (strlen(cursor->attribute) == len &&
!memcmp(cursor->attribute, attrbuf, len)) {
break;
}
}
}
if (!cursor->attribute && best_match) {
cursor = best_match;
}
/* we found a match */
if (cursor->attribute != NULL) {
lptr = cbor_target_address(cursor, parent, offset);
switch (cursor->type) {
case CborAttrNullType:
/* nothing to do */
break;
case CborAttrBooleanType:
err |= cbor_value_get_boolean(&cur_value, lptr);
break;
case CborAttrIntegerType:
err |= cbor_value_get_int64(&cur_value, lptr);
break;
case CborAttrUnsignedIntegerType:
err |= cbor_value_get_uint64(&cur_value, lptr);
break;
#if FLOAT_SUPPORT
case CborAttrFloatType:
err |= cbor_value_get_float(&cur_value, lptr);
break;
case CborAttrDoubleType:
err |= cbor_value_get_double(&cur_value, lptr);
break;
#endif
case CborAttrByteStringType: {
size_t len = cursor->len;
err |= cbor_value_copy_byte_string(&cur_value, lptr,
&len, NULL);
*cursor->addr.bytestring.len = len;
break;
}
case CborAttrTextStringType: {
size_t len = cursor->len;
err |= cbor_value_copy_text_string(&cur_value, lptr,
&len, NULL);
break;
}
case CborAttrArrayType:
err |= cbor_read_array(&cur_value, &cursor->addr.array);
continue;
case CborAttrObjectType:
err |= cbor_internal_read_object(&cur_value, cursor->addr.obj,
NULL, 0);
continue;
default:
err |= CborErrorIllegalType;
}
}
cbor_value_advance(&cur_value);
}
if (!err) {
/* that should be it for this container */
err |= cbor_value_leave_container(root_value, &cur_value);
}
return err;
}
int
cbor_read_array(struct CborValue *value, const struct cbor_array_t *arr)
{
CborError err = 0;
struct CborValue elem;
int off, arrcount;
size_t len;
void *lptr;
char *tp;
err = cbor_value_enter_container(value, &elem);
if (err) {
return err;
}
arrcount = 0;
tp = arr->arr.strings.store;
for (off = 0; off < arr->maxlen; off++) {
switch (arr->element_type) {
case CborAttrBooleanType:
lptr = &arr->arr.booleans.store[off];
err |= cbor_value_get_boolean(&elem, lptr);
break;
case CborAttrIntegerType:
lptr = &arr->arr.integers.store[off];
err |= cbor_value_get_int64(&elem, lptr);
break;
case CborAttrUnsignedIntegerType:
lptr = &arr->arr.uintegers.store[off];
err |= cbor_value_get_uint64(&elem, lptr);
break;
#if FLOAT_SUPPORT
case CborAttrFloatType:
case CborAttrDoubleType:
lptr = &arr->arr.reals.store[off];
err |= cbor_value_get_double(&elem, lptr);
break;
#endif
case CborAttrTextStringType:
len = arr->arr.strings.storelen - (tp - arr->arr.strings.store);
err |= cbor_value_copy_text_string(&elem, tp, &len, NULL);
arr->arr.strings.ptrs[off] = tp;
tp += len + 1;
break;
case CborAttrStructObjectType:
err |= cbor_internal_read_object(&elem, arr->arr.objects.subtype,
arr, off);
break;
default:
err |= CborErrorIllegalType;
break;
}
arrcount++;
if (arr->element_type != CborAttrStructObjectType) {
err |= cbor_value_advance(&elem);
}
if (!cbor_value_is_valid(&elem)) {
break;
}
}
if (arr->count) {
*arr->count = arrcount;
}
while (!cbor_value_at_end(&elem)) {
err |= CborErrorDataTooLarge;
cbor_value_advance(&elem);
}
err |= cbor_value_leave_container(value, &elem);
return err;
}
static OCStackResult OCParseDiscoveryPayload(OCPayload **outPayload, CborValue *rootValue)
{
OCStackResult ret = OC_STACK_INVALID_PARAM;
OCResourcePayload *resource = NULL;
OCDiscoveryPayload *out = NULL;
size_t len = 0;
CborError err = CborNoError;
*outPayload = NULL;
VERIFY_PARAM_NON_NULL(TAG, outPayload, "Invalid Parameter outPayload");
VERIFY_PARAM_NON_NULL(TAG, rootValue, "Invalid Parameter rootValue");
// Root value is already inside the main root array
CborValue rootMap;
ret = OC_STACK_NO_MEMORY;
out = OCDiscoveryPayloadCreate();
VERIFY_PARAM_NON_NULL(TAG, out, "Failed error initializing discovery payload");
// Enter the main root map
ret = OC_STACK_MALFORMED_RESPONSE;
err = cbor_value_enter_container(rootValue, &rootMap);
VERIFY_CBOR_SUCCESS(TAG, err, "to enter root map container");
// Look for DI
CborValue curVal;
err = cbor_value_map_find_value(&rootMap, OC_RSRVD_DEVICE_ID, &curVal);
VERIFY_CBOR_SUCCESS(TAG, err, "to find device id tag");
{
err = cbor_value_dup_byte_string(&curVal, &(out->sid), &len, NULL);
VERIFY_CBOR_SUCCESS(TAG, err, "to copy device id value");
}
// BaseURI - Not a mandatory field
err = cbor_value_map_find_value(&rootMap, OC_RSRVD_BASE_URI, &curVal);
if (cbor_value_is_valid(&curVal))
{
err = cbor_value_dup_text_string(&curVal, &(out->baseURI), &len, NULL);
VERIFY_CBOR_SUCCESS(TAG, err, "to find base uri value");
}
// Look for Links which will have an array as the value
CborValue linkMap;
err = cbor_value_map_find_value(&rootMap, OC_RSRVD_LINKS, &linkMap);
VERIFY_CBOR_SUCCESS(TAG, err, "to find links tag");
// Enter the links array and start iterating through the array processing
// each resource which shows up as a map.
CborValue resourceMap;
err = cbor_value_enter_container(&linkMap, &resourceMap);
VERIFY_CBOR_SUCCESS(TAG, err, "to enter link map");
while (cbor_value_is_map(&resourceMap))
{
resource = (OCResourcePayload *)OICCalloc(1, sizeof(OCResourcePayload));
VERIFY_PARAM_NON_NULL(TAG, resource, "Failed allocating resource payload");
// Uri
err = cbor_value_map_find_value(&resourceMap, OC_RSRVD_HREF, &curVal);
VERIFY_CBOR_SUCCESS(TAG, err, "to find href tag");
err = cbor_value_dup_text_string(&curVal, &(resource->uri), &len, NULL);
VERIFY_CBOR_SUCCESS(TAG, err, "to find href value");
// ResourceTypes
err = OCParseStringLL(&resourceMap, OC_RSRVD_RESOURCE_TYPE, &resource->types);
VERIFY_CBOR_SUCCESS(TAG, err, "to find resource type tag/value");
// Interface Types
err = OCParseStringLL(&resourceMap, OC_RSRVD_INTERFACE, &resource->interfaces);
VERIFY_CBOR_SUCCESS(TAG, err, "to find interface tag/value");
// Policy
CborValue policyMap;
err = cbor_value_map_find_value(&resourceMap, OC_RSRVD_POLICY, &policyMap);
VERIFY_CBOR_SUCCESS(TAG, err, "to find policy tag");
// Bitmap
err = cbor_value_map_find_value(&policyMap, OC_RSRVD_BITMAP, &curVal);
VERIFY_CBOR_SUCCESS(TAG, err, "to find bitmap tag");
err = cbor_value_get_int(&curVal, (int *)&resource->bitmap);
VERIFY_CBOR_SUCCESS(TAG, err, "to find bitmap value");
// Secure Flag
err = cbor_value_map_find_value(&policyMap, OC_RSRVD_SECURE, &curVal);
if (cbor_value_is_valid(&curVal))
{
err = cbor_value_get_boolean(&curVal, &(resource->secure));
VERIFY_CBOR_SUCCESS(TAG, err, "to find secure value");
}
// Port
err = cbor_value_map_find_value(&policyMap, OC_RSRVD_HOSTING_PORT, &curVal);
if (cbor_value_is_valid(&curVal))
{
err = cbor_value_get_int(&curVal, (int *)&resource->port);
VERIFY_CBOR_SUCCESS(TAG, err, "to find port value");
}
err = cbor_value_advance(&resourceMap);
VERIFY_CBOR_SUCCESS(TAG, err, "to advance resource map");
OCDiscoveryPayloadAddNewResource(out, resource);
}
err = cbor_value_leave_container(rootValue, &resourceMap);
VERIFY_CBOR_SUCCESS(TAG, err, "to advance resource map");
*outPayload = (OCPayload *)out;
return OC_STACK_OK;
exit:
OCDiscoveryResourceDestroy(resource);
OCDiscoveryPayloadDestroy(out);
return ret;
}
