enum {C_CMD,C_POST,C_GETITEM,C_CHECK,C_GETLIST,C_WAIT,C_IHAVE,
	C_GETITEM_STATUS,C_GETITEM_NEXT};
static char *mode_str[]={"C_CMD", "C_POST", "C_GETITEM"
, "C_CHECK", "C_GETLIST", "C_WAIT", "C_IHAVE", "C_GETITEM_STATUS"
,"C_GETITEM_NEXT"};
#define MAX_CHAN 100

void chan_purge(void);
char *chan_status(void);
void channel_read(int c);
void chan_setstate(int c, int st);
int chan_read(int c, char *ss, int sz);
int do_cmd(int chan, char *in, int sz);
void chan_write_buff(int c, char *s);
void chan_write_s(int c, char *s);
void chan_write(int c, char *s, int n);
void chan_write_str(int c, String *s);
void chan_write_flush(int c);
void chan_close(int c);
int chan_open(char *s);

int chan_getgrp(int c);
void chan_setgrp(int c, int g);
int chan_getnum(int c);


int chan_getnum(int c);
void chan_setnum(int c, int g);
int chan_canpost(int c);
void chan_setuser(int c, char *u);
char *chan_getuser(int c);
int chan_check(int c, char *p);
void chan_gotarticle(int c);
void chan_gotpost(int c);
int chan_isopen(int c);

void access_read(void);
int access_check(char *ipname, char *ipnum,char *ipuser, char *ippass	, char *postgrps, char *readgrps, int *canpost, int *canread, int *canihave);
int chan_canreadgrp(int c, char *grp);
int chan_canpostgrp(int c, char *grp);
int chan_canihave(int c);
char *chan_getipname(int c);
void chan_setipname(int c, char *s);
void chan_setipnum(int c, char *s);