/* interface.h */
/* $Id: interface.h,v 1.7 2005/08/08 10:30:11 murrayma Exp $ */
#include "copyright.h"
#ifndef __INTERFACE__H
#define __INTERFACE__H
#include "db.h"
#include "externs.h"
#include "htab.h"
#include "alloc.h"
#include "config.h"
#include <sys/types.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include <event.h>
/* these symbols must be defined by the interface */
extern int shutdown_flag; /* if non-zero, interface should shut down */
/* Disconnection reason codes */
#define R_QUIT 1 /* User quit */
#define R_TIMEOUT 2 /* Inactivity timeout */
#define R_BOOT 3 /* Victim of @boot, @toad, or @destroy */
#define R_SOCKDIED 4 /* Other end of socked closed it */
#define R_GOING_DOWN 5 /* Game is going down */
#define R_BADLOGIN 6 /* Too many failed login attempts */
#define R_GAMEDOWN 7 /* Not admitting users now */
#define R_LOGOUT 8 /* Logged out w/o disconnecting */
#define R_GAMEFULL 9 /* Too many players logged in */
/* Logged out command tabel definitions */
#define CMD_QUIT 1
#define CMD_WHO 2
#define CMD_DOING 3
#define CMD_PREFIX 5
#define CMD_SUFFIX 6
#define CMD_LOGOUT 7
#define CMD_SESSION 8
#define CMD_PUEBLOCLIENT 9
#define CMD_MASK 0xff
#define CMD_NOxFIX 0x100
extern NAMETAB logout_cmdtable[];
typedef struct cmd_block_hdr CBLKHDR;
typedef struct cmd_block CBLK;
struct cmd_block {
struct cmd_block_hdr {
struct cmd_block *nxt;
} hdr;
char cmd[LBUF_SIZE - sizeof(CBLKHDR)];
};
typedef struct prog_data PROG;
struct prog_data {
dbref wait_cause;
char *wait_regs[MAX_GLOBAL_REGS];
};
#define DOINGLEN 45
#define HUDKEYLEN 21
typedef struct descriptor_data DESC;
struct descriptor_data {
int descriptor;
int flags;
int retries_left;
int command_count;
int timeout;
int host_info;
char addr[51];
char username[11];
char doing[DOINGLEN];
char hudkey[HUDKEYLEN];
dbref player;
char *output_prefix;
char *output_suffix;
int output_size;
int output_tot;
int output_lost;
int input_size;
int input_tot;
int input_lost;
int chokes;
CBLK *input_head;
CBLK *input_tail;
CBLK *raw_input;
char *raw_input_at;
time_t connected_at;
time_t last_time;
int quota;
int wait_for_input; /* Used by @prog */
dbref wait_cause; /* Used by @prog */
PROG *program_data;
struct sockaddr_in address; /* added 3/6/90 SCG */
struct descriptor_data *hashnext;
struct descriptor_data *next;
struct descriptor_data **prev;
struct event sock_ev;
struct bufferevent *sock_buff;
};
/* flags in the flag field */
#define DS_CONNECTED 0x0001 /* player is connected */
#define DS_AUTODARK 0x0002 /* Wizard was auto set dark. */
#define DS_PUEBLOCLIENT 0x0004 /* Client is Pueblo-enhanced. */
#define DS_IDENTIFIED 0x0008
extern DESC *descriptor_list;
/* from the net interface */
extern void emergency_shutdown(void);
extern void shutdownsock(DESC *, int);
extern void shovechars(int);
extern void set_signals(void);
/* from netcommon.c */
extern struct timeval timeval_sub(struct timeval, struct timeval);
extern int msec_diff(struct timeval now, struct timeval then);
extern struct timeval msec_add(struct timeval, int);
extern struct timeval update_quotas(struct timeval, struct timeval);
extern void handle_http(DESC *, char *);
extern void raw_notify(dbref, const char *);
extern void raw_notify_raw(dbref, const char *, char *);
extern void raw_notify_newline(dbref);
extern void hudinfo_notify(DESC *, const char *, const char *, const char *);
extern void clearstrings(DESC *);
extern void queue_write(DESC *, char *, int);
extern void queue_string(DESC *, const char *);
extern void freeqs(DESC *);
extern void welcome_user(DESC *);
extern void save_command(DESC *, CBLK *);
extern void announce_disconnect(dbref, DESC *, const char *);
extern int boot_off(dbref, char *);
extern int boot_by_port(int, int, char *);
extern int fetch_idle(dbref);
extern int fetch_connect(dbref);
extern void check_idle(void);
extern void process_commands(void);
extern int site_check(struct in_addr, SITE *);
extern void make_ulist(dbref, char *, char **);
extern dbref find_connected_name(dbref, char *);
/* from hcode/btech/hudinfo.c */
#ifdef HUDINFO_SUPPORT
extern void do_hudinfo(DESC *, char *);
#endif
/* From predicates.c */
#if 0
#define alloc_desc(s) (DESC *)pool_alloc(POOL_DESC,s)
#define free_desc(b) pool_free(POOL_DESC,((char **)&(b)))
#endif
#define DESC_ITER_PLAYER(p,d) \
for (d=(DESC *)rb_find(mudstate.desctree, (void *)p);d;d=d->hashnext)
#define DESC_ITER_CONN(d) \
for (d=descriptor_list;(d);d=(d)->next) \
if ((d)->flags & DS_CONNECTED)
#define DESC_ITER_ALL(d) \
for (d=descriptor_list;(d);d=(d)->next)
#define DESC_SAFEITER_PLAYER(p,d,n) \
for (d=(DESC *)rb_find(mudstate.desctree, (void *)p), \
n=((d!=NULL) ? d->hashnext : NULL); \
d; \
d=n,n=((n!=NULL) ? n->hashnext : NULL))
#define DESC_SAFEITER_CONN(d,n) \
for (d=descriptor_list,n=((d!=NULL) ? d->next : NULL); \
d; \
d=n,n=((n!=NULL) ? n->next : NULL)) \
if ((d)->flags & DS_CONNECTED)
#define DESC_SAFEITER_ALL(d,n) \
for (d=descriptor_list,n=((d!=NULL) ? d->next : NULL); \
d; \
d=n,n=((n!=NULL) ? n->next : NULL))
#endif