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#ifndef _EFAXIO_H
#define _EFAXIO_H
#include "efaxos.h" /* TFILE definition */
#ifndef uchar
#define uchar unsigned char
#endif
#define CMDBUFSIZE 256 /* longest possible command or response */
#define DLE_ETX "\020\003" /* DLE-ETX (end of data) string */
#define CAN_STR "\030" /* CAN (cancel reception) string */
#define TO_RESET 50 /* t/o for modem reset commands (>>2.6s) */
#define T_CMD 1 /* pause before each modem command */
#define MAXDCEBUF 32 /* max bytes allowed in buffer when write */
#define MINWRITE 64 /* minimum bytes to write() to modem */
enum promptcodes { /* codes for modem prompts */
BUSY = 'B', CONNECT = 'C', DATA='D', ERROR = 'E',
MODULATION='M', NO = 'N', OK = 'O', RING = 'R', VCONNECT = 'V' } ;
/* Modem features */
extern int c1, c20 ; /* use class 1/class 2.0 */
extern int c2 ; /* force class 2 */
extern int cmdpause ; /* delay before each init command */
extern int vfc ; /* virtual flow control */
extern uchar startchar ; /* character to start reception */
extern int lockpolldelay ; /* milliseconds between checks of lock files */
/* response detector lookup tables */
extern uchar rd_allowed[], rd_nexts[] ;
#define RD_BEGIN 0x01
#define RD_END 0x20
/* Modem interface routines */
int cmd ( TFILE *f, char *s , int t ) ;
int ckcmd ( TFILE *f, int *err, char *s, int t, int r ) ;
int modemsync ( TFILE *f ) ;
char *sresponse ( char *s, int *ip ) ;
char *strinresp ( char *s ) ;
int getresp ( char *s, char *buf, int len ) ;
int setup ( TFILE *f, char **cmds, int ignerr ) ;
int sendbuf ( TFILE *f, uchar *p, int n, int dcecps ) ;
int begin_session ( TFILE *f, char *fname, int reverse, int hwfc, char **lkfile,
ttymodes mode, void (*onsig) (int) ) ;
int end_session ( TFILE *f, char **zcmd, char **lkfile, int sync ) ;
#endif
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