コード例 #1
0
ファイル: d_groupInfo.c プロジェクト: diorahman/opensplice
static d_instance
d_groupInfoLookupInstance (
    d_groupInfo _this,
    const v_groupAction action)
{
    c_long i, nrOfKeys;
    c_value keyValues[32];
    d_instance instance;
    c_array messageKeyList;

    assert(C_TYPECHECK(action->message,v_message));

    messageKeyList = v_topicMessageKeyList(action->group->topic);
    nrOfKeys = c_arraySize(messageKeyList);

    if (nrOfKeys > 32) {
        OS_REPORT_1(OS_ERROR,
                    "d_groupInfoGetInstance",0,
                    "too many keys %d exceeds limit of 32",
                    nrOfKeys);
        instance = NULL;
    } else {
        for (i=0;i<nrOfKeys;i++) {
            keyValues[i] = c_fieldValue(messageKeyList[i],action->message);
        }
        instance = c_tableFind(_this->instances, &keyValues[0]);
        c_keep(instance);



        for (i=0;i<nrOfKeys;i++) {
            c_valueFreeRef(keyValues[i]);
        }
    }
    return instance;
}
コード例 #2
0
static in_result
in_ddsiStreamReaderImplDerializePayloadByKeyHash(
	in_ddsiStreamReaderImpl _this,
	in_ddsiSubmessageData submessage,
	in_connectivityPeerWriter peerWriter,
	v_topic topic,
	v_message *messageObject,
	c_octet* keyHash)
{
	in_result result;
	c_long nrOfKeys, i, bytesCopied;
	c_array messageKeyList;
	c_value value;
	c_base base;

	assert(_this);
	assert(submessage);
	assert(peerWriter);
	assert(topic);
	assert(*messageObject);

	messageKeyList = v_topicMessageKeyList(topic);
	nrOfKeys = c_arraySize(messageKeyList);
	bytesCopied = 0;
	base = c_getBase(topic);
	result = IN_RESULT_OK;

	/*TODO: In case key is larger then 16 bytes, MD5 must be used*/
	for (i=0;(i<nrOfKeys) && (result == IN_RESULT_OK);i++)
	{
		switch(c_fieldValueKind(messageKeyList[i]))
		{
		case V_BOOLEAN:
			value = c_boolValue(*((c_bool*)&(keyHash[bytesCopied])));
			bytesCopied += sizeof(c_bool);
		break;
		case V_OCTET:
			value = c_octetValue(*((c_octet*)&(keyHash[bytesCopied])));
			bytesCopied += sizeof(c_octet);
		break;
		case V_SHORT:
#ifdef PA_BIG_ENDIAN
			value = c_shortValue(*((c_short*)&(keyHash[bytesCopied])));
#else
			value = c_shortValue(IN_UINT16_SWAP_LE_BE(*((c_short*)&(keyHash[bytesCopied]))));
#endif
			bytesCopied += sizeof(c_short);
		break;
		case V_USHORT:
#ifdef PA_BIG_ENDIAN
			value = c_ushortValue(*((c_ushort*)&(keyHash[bytesCopied])));
#else
			value = c_ushortValue(IN_UINT16_SWAP_LE_BE(*((c_ushort*)&(keyHash[bytesCopied]))));
#endif
			bytesCopied += sizeof(c_ushort);
		break;
		case V_LONG:
#ifdef PA_BIG_ENDIAN
			value = c_longValue(*((c_long*)&(keyHash[bytesCopied])));
#else
			value = c_longValue(IN_UINT32_SWAP_LE_BE(*((c_long*)&(keyHash[bytesCopied]))));
#endif
			bytesCopied += sizeof(c_long);
		break;

		case V_ULONG:
#ifdef PA_BIG_ENDIAN
			value = c_ulongValue(*((c_ulong*)&(keyHash[bytesCopied])));
#else
			value = c_ulongValue(IN_UINT32_SWAP_LE_BE(*((c_ulong*)&(keyHash[bytesCopied]))));
#endif
			bytesCopied += sizeof(c_long);
		break;
		case V_CHAR:
			value = c_charValue(*((c_char*)&(keyHash[bytesCopied])));
			bytesCopied += sizeof(c_char);
		break;
		case V_STRING:
#ifdef PA_BIG_ENDIAN
			value = c_ulongValue(*((c_ulong*)&(keyHash[bytesCopied])));
#else
			value = c_ulongValue(IN_UINT32_SWAP_LE_BE(*((c_ulong*)&(keyHash[bytesCopied]))));
#endif
			bytesCopied += 4;
			/*TODO: validate the string copy algorithm*/
			if(value.is.ULong != 0)
			{
				value = c_stringValue(
					c_stringNew(base,((c_string)(&(keyHash[bytesCopied])))));
				bytesCopied += strlen(value.is.String) + 1;
			} else
			{
				value = c_stringValue(c_stringNew(base, ""));
				bytesCopied += 1;
			}
		break;
		case V_DOUBLE:
			value = c_undefinedValue();
			bytesCopied += sizeof(c_double);
			result = IN_RESULT_PRECONDITION_NOT_MET;
		break;
		case V_FLOAT:
			value = c_undefinedValue();
			bytesCopied += sizeof(c_float);
			result = IN_RESULT_PRECONDITION_NOT_MET;
		break;
		case V_ULONGLONG:
			value = c_undefinedValue();
			bytesCopied += sizeof(c_ulonglong);
			result = IN_RESULT_PRECONDITION_NOT_MET;
		break;
		case V_LONGLONG:
			value = c_undefinedValue();
			bytesCopied += sizeof(c_longlong);
			result = IN_RESULT_PRECONDITION_NOT_MET;
		break;
		default:
			value = c_undefinedValue();
			assert(FALSE);
			result = IN_RESULT_ERROR;
		break;
		}
		c_fieldAssign(messageKeyList[i],*messageObject, value);
		c_valueFreeRef(value);
	}

	return result;
}