base.c

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/*
 *   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 2 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, write to the Free Software
 *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
/**
 * $Id: 9221ca87e767e9c18f73c39d73ac9c86662d1be3 $
 *
 * @file src/protocols/vmps/vmps.h
 * @brief Structures and prototypes for Cisco's VLAN Query Protocol
 *
 * @copyright 2018 The FreeRADIUS server project
 */
 
RCSID("$Id: 9221ca87e767e9c18f73c39d73ac9c86662d1be3 $")
 
#include <freeradius-devel/util/pair.h>
#include "vmps.h"
#include "attrs.h"
 
static uint32_t instance_count = 0;
 
fr_dict_t const *dict_vmps;
 
extern fr_dict_autoload_t libfreeradius_vmps[];
fr_dict_autoload_t libfreeradius_vmps[] = {
        { .out = &dict_vmps, .proto = "vmps" },
        DICT_AUTOLOAD_TERMINATOR
};
 
fr_dict_attr_t const *attr_error_code;
fr_dict_attr_t const *attr_packet_type;
fr_dict_attr_t const *attr_sequence_number;
 
extern fr_dict_attr_autoload_t libfreeradius_vmps_dict_attr[];
fr_dict_attr_autoload_t libfreeradius_vmps_dict_attr[] = {
        { .out = &attr_error_code, .name = "Error-Code", .type = FR_TYPE_UINT8, .dict = &dict_vmps },
        { .out = &attr_packet_type, .name = "Packet-Type", .type = FR_TYPE_UINT32, .dict = &dict_vmps },
        { .out = &attr_sequence_number, .name = "Sequence-Number", .type = FR_TYPE_UINT32, .dict = &dict_vmps },
        DICT_AUTOLOAD_TERMINATOR
};
 
 
int fr_vmps_global_init(void)
{
        if (instance_count > 0) {
                instance_count++;
                return 0;
        }
 
        instance_count++;
 
        if (fr_dict_autoload(libfreeradius_vmps) < 0) {
        fail:
                instance_count--;
                return -1;
        }
 
        if (fr_dict_attr_autoload(libfreeradius_vmps_dict_attr) < 0) {
                fr_dict_autofree(libfreeradius_vmps);
                goto fail;
        }
 
 
        return 0;
}
 
void fr_vmps_global_free(void)
{
        fr_assert(instance_count > 0);
 
        if (--instance_count > 0) return;
 
        fr_dict_autofree(libfreeradius_vmps);
}