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/* Copyright (c) 2008, 2009 Nicira Networks
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* In addition, as a special exception, Nicira Networks gives permission
* to link the code of its release of vswitchd with the OpenSSL project's
* "OpenSSL" library (or with modified versions of it that use the same
* license as the "OpenSSL" library), and distribute the linked
* executables. You must obey the GNU General Public License in all
* respects for all of the code used other than "OpenSSL". If you modify
* this file, you may extend this exception to your version of the file,
* but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version.
*/
#ifndef VSWITCHD_CFG_H
#define VSWITCHD_CFG_H 1
#include <stdbool.h>
#include <stdint.h>
#include <unistd.h>
#include "compiler.h"
#include "sha1.h"
struct svec;
struct ofpbuf;
int cfg_set_file(const char *file_name);
int cfg_read(void);
int cfg_lock(uint8_t *cookie, int timeout);
void cfg_unlock(void);
int cfg_write(void);
int cfg_write_data(uint8_t *data, size_t len);
bool cfg_is_dirty(void);
void cfg_get_all(struct svec *);
#define CFG_COOKIE_LEN SHA1HashSize
int cfg_get_cookie(uint8_t *cookie);
void cfg_buf_put(struct ofpbuf *buffer);
void cfg_get_subsections(struct svec *, const char *, ...) PRINTF_FORMAT(2, 3);
enum cfg_flags {
/* Types allowed. */
CFG_STRING = 1 << 0, /* Arbitrary content. */
CFG_KEY = 1 << 0, /* Valid key name. */
CFG_INT = 1 << 2, /* Integer value. */
CFG_BOOL = 1 << 3, /* Boolean. */
CFG_IP = 1 << 4, /* IPv4 address. */
CFG_MAC = 1 << 5, /* MAC address. */
CFG_VLAN = 1 << 6, /* Integer in range 0...4095. */
CFG_DPID = 1 << 7, /* 12 hexadecimal digits. */
/* Number allowed. */
CFG_REQUIRED = 1 << 8, /* At least one value allowed. */
CFG_MULTIPLE = 1 << 9 /* More than one value allowed. */
};
void cfg_register(const char *key_spec, enum cfg_flags);
void cfg_add_entry(const char *key, ...) PRINTF_FORMAT(1, 2);
void cfg_del_entry(const char *key, ...) PRINTF_FORMAT(1, 2);
void cfg_del_section(const char *key, ...) PRINTF_FORMAT(1, 2);
void cfg_del_match(const char *pattern, ...) PRINTF_FORMAT(1, 2);
void cfg_get_section(struct svec *svec, const char *key, ...)
PRINTF_FORMAT(2, 3);
bool cfg_has(const char *key, ...) PRINTF_FORMAT(1, 2);
bool cfg_is_valid(enum cfg_flags, const char *key, ...) PRINTF_FORMAT(2, 3);
bool cfg_has_section(const char *key, ...) PRINTF_FORMAT(1, 2);
int cfg_count(const char *key, ...) PRINTF_FORMAT(1, 2);
const char *cfg_get_string(int idx, const char *key, ...) PRINTF_FORMAT(2, 3);
const char *cfg_get_key(int idx, const char *key, ...) PRINTF_FORMAT(2, 3);
int cfg_get_int(int idx, const char *key, ...) PRINTF_FORMAT(2, 3);
bool cfg_get_bool(int idx, const char *key, ...) PRINTF_FORMAT(2, 3);
uint32_t cfg_get_ip(int idx, const char *key, ...) PRINTF_FORMAT(2, 3);
uint64_t cfg_get_mac(int idx, const char *key, ...) PRINTF_FORMAT(2, 3);
int cfg_get_vlan(int idx, const char *key, ...) PRINTF_FORMAT(2, 3);
uint64_t cfg_get_dpid(int idx, const char *key, ...) PRINTF_FORMAT(2, 3);
void cfg_get_all_strings(struct svec *, const char *key, ...)
PRINTF_FORMAT(2, 3);
void cfg_get_all_keys(struct svec *, const char *key, ...) PRINTF_FORMAT(2, 3);
#endif /* vswitchd/cfg.h */
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