Return to chilli.h CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / coova-chilli / src

coova-chilli

    1: /* 
    2:  * chilli - A Wireless LAN Access Point Controller
    3:  * Copyright (C) 2003, 2004, 2005 Mondru AB.
    4:  * Copyright (c) 2006-2007 David Bird <david@coova.com>
    5:  *
    6:  * The contents of this file may be used under the terms of the GNU
    7:  * General Public License Version 2, provided that the above copyright
    8:  * notice and this permission notice is included in all copies or
    9:  * substantial portions of the software.
   10:  * 
   11:  * The initial developer of the original code is
   12:  * Jens Jakobsen <jj@chillispot.org>
   13:  *
   14:  */
   15: 
   16: #ifndef _CHILLI_H
   17: #define _CHILLI_H
   18: 
   19: /* Authtype defs */
   20: #define CHAP_DIGEST_MD5   0x05
   21: #define CHAP_MICROSOFT    0x80
   22: #define CHAP_MICROSOFT_V2 0x81
   23: #define PAP_PASSWORD       256
   24: #define EAP_MESSAGE        257
   25: 
   26: #define MPPE_KEYSIZE  16
   27: #define NT_KEYSIZE    16
   28: 
   29: 
   30: #define DNPROT_NULL       1
   31: #define DNPROT_DHCP_NONE  2
   32: #define DNPROT_UAM        3
   33: #define DNPROT_WPA        4
   34: #define DNPROT_EAPOL      5
   35: #define DNPROT_MAC        6
   36: 
   37: /* Debug facility */
   38: #define DEBUG_DHCP        2
   39: #define DEBUG_RADIUS      4
   40: #define DEBUG_REDIR       8
   41: #define DEBUG_CONF       16
   42: 
   43: /* Struct information for each connection */
   44: struct app_conn_t {
   45:   
   46:   char is_adminsession;
   47: 
   48:   /* Management of connections */
   49:   int inuse;
   50:   int unit;
   51:   struct app_conn_t *next;    /* Next in linked list. 0: Last */
   52:   struct app_conn_t *prev;    /* Previous in linked list. 0: First */
   53: 
   54:   /* Pointers to protocol handlers */
   55:   void *uplink;                  /* Uplink network interface (Internet) */
   56:   void *dnlink;                  /* Downlink network interface (Wireless) */
   57:   int dnprot;                    /* Downlink protocol */
   58: 
   59: #if(0)
   60: #define s_params  params[0]
   61: #define ss_params params[1]
   62: #define s_state   state[0]
   63: #define ss_state  state[1]
   64:   struct session_params params[2];        /* Session parameters */
   65:   struct session_state  state[2];         /* Session state */
   66:   char has_subsession;
   67: #endif
   68:   struct session_params s_params;         /* Session parameters */
   69:   struct session_state  s_state;          /* Session state */
   70: 
   71:   /* Radius authentication stuff */
   72:   /* Parameters are initialised whenever a reply to an access request
   73:      is received. */
   74:   uint8_t chal[EAP_LEN];         /* EAP challenge */
   75:   size_t challen;                /* Length of EAP challenge */
   76:   uint8_t sendkey[RADIUS_ATTR_VLEN];
   77:   uint8_t recvkey[RADIUS_ATTR_VLEN];
   78:   uint8_t lmntkeys[RADIUS_MPPEKEYSSIZE];
   79:   size_t sendlen;
   80:   size_t recvlen;
   81:   size_t lmntlen;
   82:   uint32_t policy;
   83:   uint32_t types;
   84:   uint8_t ms2succ[MS2SUCCSIZE];
   85:   size_t ms2succlen;
   86: 
   87:   /* Radius proxy stuff */
   88:   /* Parameters are initialised whenever a radius proxy request is received */
   89:   /* Only one outstanding request allowed at a time */
   90:   int radiuswait;                /* Radius request in progres */
   91:   struct sockaddr_in radiuspeer; /* Where to send reply */
   92:   uint8_t radiusid;              /* ID to reply with */
   93:   uint8_t authenticator[RADIUS_AUTHLEN];
   94:   int authtype; /* TODO */
   95: 
   96: 
   97:   /* Parameters for radius accounting */
   98:   /* These parameters are set when an access accept is sent back to the
   99:      NAS */
  100: 
  101:   uint32_t nasip;              /* Set by access request */
  102:   uint32_t nasport;            /* Set by access request */
  103:   uint8_t hismac[PKT_ETH_ALEN];/* His MAC address */
  104:   uint8_t ourmac[PKT_ETH_ALEN];/* Our MAC address */
  105:   struct in_addr ourip;        /* IP address to listen to */
  106:   struct in_addr hisip;        /* Client IP address */
  107:   struct in_addr reqip;        /* IP requested by client */
  108:   uint16_t mtu;
  109: 
  110:   /* Information for each connection */
  111:   struct in_addr net;
  112:   struct in_addr mask;
  113:   struct in_addr dns1;
  114:   struct in_addr dns2;
  115: 
  116:   /* UAM information */
  117:   char uamabort; /* should be bit options */
  118:   char uamexit;
  119: };
  120: 
  121: extern struct app_conn_t *firstfreeconn; /* First free in linked list */
  122: extern struct app_conn_t *lastfreeconn;  /* Last free in linked list */
  123: extern struct app_conn_t *firstusedconn; /* First used in linked list */
  124: extern struct app_conn_t *lastusedconn;  /* Last used in linked list */
  125: 
  126: extern struct radius_t *radius;          /* Radius client instance */
  127: extern struct dhcp_t *dhcp;              /* DHCP instance */
  128: extern struct tun_t *tun;                /* TUN/TAP instance */
  129: 
  130: int printstatus(struct app_conn_t *appconn);
  131: int terminate_appconn(struct app_conn_t *appconn, int terminate_cause);
  132: void config_radius_session(struct session_params *params, struct radius_packet_t *pack, int reconfig);
  133: int cmdsock_init();
  134: 
  135: #endif /*_CHILLI_H */