/*
 *  TV headend - Access control
 *  Copyright (C) 2008 Andreas Öman
 *
 *  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/>.
 */

#ifndef ACCESS_H_
#define ACCESS_H_


TAILQ_HEAD(access_entry_queue, access_entry);

extern struct access_entry_queue access_entries;

typedef struct access_entry {
  char *ae_id;

  TAILQ_ENTRY(access_entry) ae_link;
  char *ae_username;
  char *ae_password;
  char *ae_comment;
  struct in_addr ae_ip;
  int ae_prefixlen;
  int ae_enabled;
  

  uint32_t ae_rights;

  uint32_t ae_network; /* derived from ae_ip */
  uint32_t ae_netmask; /* derived from ae_prefixlen */
} access_entry_t;


#define ACCESS_STREAMING       0x1
#define ACCESS_WEB_INTERFACE   0x2
#define ACCESS_RECORDER        0x4
#define ACCESS_ADMIN           0x8

#define ACCESS_FULL 0x3f

/**
 * Verifies that the given user in combination with the source ip
 * complies with the requested mask
 *
 * Return 0 if access is granted, -1 otherwise
 */
int access_verify(const char *username, const char *password,
		  struct sockaddr *src, uint32_t mask);

void access_init(void);

//access_entry_t *access_add(const char *id);

//access_entry_t *access_by_id(int id);
	      
//void access_delete(access_entry_t *ae);

//void access_save(void);

#endif /* ACCESS_H_ */