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	The following macros are renamed to avoid conflicts with other headers: * WARN_UNUSED_RESULT to OVS_WARN_UNUSED_RESULT * PRINTF_FORMAT to OVS_PRINTF_FORMAT * NO_RETURN to OVS_NO_RETURN Signed-off-by: Thomas Graf <tgraf@noironetworks.com> Acked-by: Ben Pfaff <blp@nicira.com>
		
			
				
	
	
		
			88 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			88 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* Copyright (c) 2009, 2010, 2011 Nicira, Inc.
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|  *
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|  * Licensed under the Apache License, Version 2.0 (the "License");
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|  * you may not use this file except in compliance with the License.
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|  * You may obtain a copy of the License at:
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|  *
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|  *     http://www.apache.org/licenses/LICENSE-2.0
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|  *
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|  * Unless required by applicable law or agreed to in writing, software
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|  * distributed under the License is distributed on an "AS IS" BASIS,
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|  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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|  * See the License for the specific language governing permissions and
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|  * limitations under the License.
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|  */
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| 
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| #ifndef OVSDB_COLUMN_H
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| #define OVSDB_COLUMN_H 1
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| 
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| #include <stdbool.h>
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| #include "compiler.h"
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| #include "ovsdb-types.h"
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| 
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| struct ovsdb_table;
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| struct ovsdb_table_schema;
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| 
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| /* A column or a column schema (currently there is no distinction). */
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| struct ovsdb_column {
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|     unsigned int index;
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|     char *name;
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| 
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|     bool mutable;
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|     bool persistent;
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|     struct ovsdb_type type;
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| };
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| 
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| /* A few columns appear in every table with standardized column indexes.
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|  * These macros define those columns' indexes.
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|  *
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|  * Don't change these values, because ovsdb_query() depends on OVSDB_COL_UUID
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|  * having value 0. */
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| enum {
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|     OVSDB_COL_UUID = 0,         /* UUID for the row. */
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|     OVSDB_COL_VERSION = 1,      /* Version number for the row. */
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|     OVSDB_N_STD_COLUMNS
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| };
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| 
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| struct ovsdb_column *ovsdb_column_create(
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|     const char *name, bool mutable, bool persistent,
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|     const struct ovsdb_type *);
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| struct ovsdb_column *ovsdb_column_clone(const struct ovsdb_column *);
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| void ovsdb_column_destroy(struct ovsdb_column *);
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| 
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| struct ovsdb_error *ovsdb_column_from_json(const struct json *,
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|                                            const char *name,
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|                                            struct ovsdb_column **)
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|     OVS_WARN_UNUSED_RESULT;
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| struct json *ovsdb_column_to_json(const struct ovsdb_column *);
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| 
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| /* An unordered set of distinct columns. */
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| 
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| struct ovsdb_column_set {
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|     const struct ovsdb_column **columns;
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|     size_t n_columns, allocated_columns;
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| };
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| 
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| #define OVSDB_COLUMN_SET_INITIALIZER { NULL, 0, 0 }
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| 
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| void ovsdb_column_set_init(struct ovsdb_column_set *);
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| void ovsdb_column_set_destroy(struct ovsdb_column_set *);
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| void ovsdb_column_set_clone(struct ovsdb_column_set *,
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|                             const struct ovsdb_column_set *);
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| struct ovsdb_error *ovsdb_column_set_from_json(
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|     const struct json *, const struct ovsdb_table_schema *,
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|     struct ovsdb_column_set *);
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| struct json *ovsdb_column_set_to_json(const struct ovsdb_column_set *);
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| char *ovsdb_column_set_to_string(const struct ovsdb_column_set *);
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| 
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| void ovsdb_column_set_add(struct ovsdb_column_set *,
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|                           const struct ovsdb_column *);
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| void ovsdb_column_set_add_all(struct ovsdb_column_set *,
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|                               const struct ovsdb_table *);
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| bool ovsdb_column_set_contains(const struct ovsdb_column_set *,
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|                                unsigned int column_index);
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| bool ovsdb_column_set_equals(const struct ovsdb_column_set *,
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|                              const struct ovsdb_column_set *);
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| 
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| #endif /* column.h */
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