#ifndef DO_AUTHOR_H
#define DO_AUTHOR_H 1

#include "tac_plus.h"


/*
 * This structure describes a principal that is to be authenticated.
 *   username        is the principals name (ASCII, null terminated)
 *   NAS_name        is the name of the NAS where the user is
 *   NAS_port        is the port on the NAS where the user is
 *   NAC_address     is the remote user location.  This may be
 *                   a remote IP address or a caller-ID or ...
 *   priv_lvl        user's requested privilege level.
 */

struct identity {
    char *username;
    char *NAS_name;
    char *NAS_port;
    char *NAC_address;
    int priv_lvl;
};


/*
 * This structure is the data structure for passing information to
 * and from the authorization function (do_author()).
 */
struct author_data {
    struct identity *id;	/* user id */
    int authen_method;		/* authentication method */

#define AUTHEN_METH_NONE             0x01
#define AUTHEN_METH_KRB5             0x02
#define AUTHEN_METH_LINE             0x03
#define AUTHEN_METH_ENABLE           0x04
#define AUTHEN_METH_LOCAL            0x05
#define AUTHEN_METH_TACACSPLUS       0x06
#define AUTHEN_METH_RCMD             0x20

    int authen_type;		/* authentication type see authen_type */
    int service;		/* calling service */
    char *msg;		        /* optional NULL-terminated return message */
    char *admin_msg;	        /* optional NULL-terminated admin message */
    int status;			/* return status */

#define AUTHOR_STATUS_PASS_ADD       0x01
#define AUTHOR_STATUS_PASS_REPL      0x02
#define AUTHOR_STATUS_FAIL           0x10
#define AUTHOR_STATUS_ERROR          0x11

    int num_in_args;		/* input arg count */
    char **input_args;		/* input arguments */
    int num_out_args;		/* output arg cnt */
    char **output_args;		/* output arguments */

};


extern int do_author TAC_ARGS((struct author_data *data));


#endif /* DO_AUTHOR_H */