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#ifndef FR_PACKET_H
#define FR_PACKET_H
/*
* packet.h Structures and prototypes
* for packet manipulation
*
* Version: $Id$
*
* 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
*
* Copyright 2001,2002,2003,2004,2005,2006 The FreeRADIUS server project
*/
RCSIDH(packet_h, "$Id$")
#ifdef __cplusplus
extern "C" {
#endif
int fr_packet_cmp(RADIUS_PACKET const *a, RADIUS_PACKET const *b);
int fr_inaddr_any(fr_ipaddr_t *ipaddr);
void fr_request_from_reply(RADIUS_PACKET *request,
RADIUS_PACKET const *reply);
int fr_socket(fr_ipaddr_t *ipaddr, uint16_t port);
typedef struct fr_packet_list_t fr_packet_list_t;
fr_packet_list_t *fr_packet_list_create(int alloc_id);
void fr_packet_list_free(fr_packet_list_t *pl);
bool fr_packet_list_insert(fr_packet_list_t *pl,
RADIUS_PACKET **request_p);
RADIUS_PACKET **fr_packet_list_find(fr_packet_list_t *pl,
RADIUS_PACKET *request);
RADIUS_PACKET **fr_packet_list_find_byreply(fr_packet_list_t *pl,
RADIUS_PACKET *reply);
bool fr_packet_list_yank(fr_packet_list_t *pl,
RADIUS_PACKET *request);
uint32_t fr_packet_list_num_elements(fr_packet_list_t *pl);
bool fr_packet_list_id_alloc(fr_packet_list_t *pl, int proto,
RADIUS_PACKET **request_p, void **pctx);
bool fr_packet_list_id_free(fr_packet_list_t *pl,
RADIUS_PACKET *request, bool yank);
bool fr_packet_list_socket_add(fr_packet_list_t *pl, int sockfd, int proto,
fr_ipaddr_t *dst_ipaddr, uint16_t dst_port,
void *ctx);
bool fr_packet_list_socket_del(fr_packet_list_t *pl, int sockfd);
bool fr_packet_list_socket_freeze(fr_packet_list_t *pl, int sockfd);
bool fr_packet_list_socket_thaw(fr_packet_list_t *pl, int sockfd);
int fr_packet_list_walk(fr_packet_list_t *pl, void *ctx, rb_walker_t callback);
int fr_packet_list_fd_set(fr_packet_list_t *pl, fd_set *set);
RADIUS_PACKET *fr_packet_list_recv(fr_packet_list_t *pl, fd_set *set);
uint32_t fr_packet_list_num_incoming(fr_packet_list_t *pl);
uint32_t fr_packet_list_num_outgoing(fr_packet_list_t *pl);
void fr_packet_header_print(FILE *fp, RADIUS_PACKET *packet, bool received);
/*
* "find" returns a pointer to the RADIUS_PACKET* member in the
* caller's structure. In order to get the pointer to the *top*
* of the caller's structure, you have to subtract the offset to
* the member from the returned pointer, and cast it to the
* required type.
*/
# define fr_packet2myptr(TYPE, MEMBER, PTR) (TYPE *) (((char *)PTR) - offsetof(TYPE, MEMBER))
#ifdef __cplusplus
}
#endif
#endif /* FR_PACKET_H */
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