vmps.h

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#pragma once
/*
 *   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: 9f45268907ea0a25b7975601016c4252f818ea39 $
 *
 * @file src/protocols/vmps/vmps.h
 * @brief Structures and prototypes for Cisco's VLAN Query Protocol
 *
 * @copyright 2007 The FreeRADIUS server project
 * @copyright 2007 Alan DeKok (aland@deployingradius.com)
 */
 
RCSIDH(vmps_h, "$Id: 9f45268907ea0a25b7975601016c4252f818ea39 $")
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define FR_VQP_HDR_LEN (8)
#define FR_VQP_VERSION (1)
 
bool fr_vmps_ok(uint8_t const *packet, size_t *packet_len);
 
typedef enum : uint16_t {
        FR_VMPS_INVALID = 0,
        FR_VMPS_JOIN_REQUEST = 1,
        FR_VMPS_JOIN_RESPONSE = 2,
        FR_VMPS_RECONFIRM_REQUEST = 3,
        FR_VMPS_RECONFIRM_RESPONSE = 4,
        FR_VMPS_CODE_MAX = 5,
        FR_VMPS_DO_NOT_RESPOND = 256,
} fr_vmps_packet_code_t;
 
int     fr_vmps_decode(TALLOC_CTX *ctx, fr_pair_list_t *out, uint8_t const *data, size_t data_len, unsigned int *code);
 
ssize_t fr_vmps_packet_size(uint8_t const *data, size_t data_len);
 
void fr_vmps_print_hex(FILE *fp, uint8_t const *packet, size_t packet_len);
 
ssize_t fr_vmps_encode(fr_dbuff_t *dbuff, uint8_t const *original,
                       fr_vmps_packet_code_t code, uint32_t id, fr_dcursor_t *cursor) CC_HINT(nonnull(1));
 
#define FR_VMPS_PACKET_CODE_VALID(_code) (((_code) > 0) && ((_code) < FR_VMPS_CODE_MAX))
 
extern char const       *fr_vmps_packet_names[FR_VMPS_CODE_MAX];
 
int fr_vmps_global_init(void);
 
void fr_vmps_global_free(void);
 
#ifdef __cplusplus
}
#endif