path: root/drivers/isdn/i4l/isdn_ttyfax.c

/* $Id: isdn_ttyfax.c,v 1.1.2.2 2004/01/12 22:37:19 keil Exp $
 *
 * Linux ISDN subsystem, tty_fax AT-command emulator (linklevel).
 *
 * Copyright 1999    by Armin Schindler (mac@melware.de)
 * Copyright 1999    by Ralf Spachmann (mel@melware.de)
 * Copyright 1999    by Cytronics & Melware
 *
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 */

#undef ISDN_TTY_FAX_STAT_DEBUG
#undef ISDN_TTY_FAX_CMD_DEBUG

#include <linux/isdn.h>
#include "isdn_common.h"
#include "isdn_tty.h"
#include "isdn_ttyfax.h"


static char *isdn_tty_fax_revision = "$Revision: 1.1.2.2 $";

#define PARSE_ERROR1 { isdn_tty_fax_modem_result(1, info); return 1; }

static char *
isdn_getrev(const char *revision)
{
	char *rev;
	char *p;

	if ((p = strchr(revision, ':'))) {
		rev = p + 2;
		p = strchr(rev, '$');
		*--p = 0;
	} else
		rev = "???";
	return rev;
}

/*
 * Fax Class 2 Modem results
 *
 */

static void
isdn_tty_fax_modem_result(int code, modem_info * info)
{
	atemu *m = &info->emu;
	T30_s *f = info->fax;
	char rs[50];
	char rss[50];
	char *rp;
	int i;
	static char *msg[] =
	{"OK", "ERROR", "+FCON", "+FCSI:", "+FDIS:",
	 "+FHNG:", "+FDCS:", "CONNECT", "+FTSI:",
	 "+FCFR", "+FPTS:", "+FET:"};


	isdn_tty_at_cout("\r\n", info);
	isdn_tty_at_cout(msg[code], info);

#ifdef ISDN_TTY_FAX_CMD_DEBUG
	printk(KERN_DEBUG "isdn_tty: Fax send %s on ttyI%d\n",
		msg[code], info->line);
#endif
	switch (code) {
		case 0: /* OK */
			break;
		case 1: /* ERROR */
			break;
		case 2:	/* +FCON */
			/* Append CPN, if enabled */
			if ((m->mdmreg[REG_CPNFCON] & BIT_CPNFCON) &&
				(!(dev->usage[info->isdn_channel] & ISDN_USAGE_OUTGOING))) {
				sprintf(rs, "/%s", m->cpn);
				isdn_tty_at_cout(rs, info);
			}
			info->online = 1;
			f->fet = 0;
			if (f->phase == ISDN_FAX_PHASE_A)
				f->phase = ISDN_FAX_PHASE_B;
			break;
		case 3:	/* +FCSI */
		case 8:	/* +FTSI */
			sprintf(rs, "\"%s\"", f->r_id);
			isdn_tty_at_cout(rs, info);
			break;
		case 4:	/* +FDIS */
			rs[0] = 0;
			rp = &f->r_resolution;
			for (i = 0; i < 8; i++) {
				sprintf(rss, "%c%s", rp[i] + 48,
					(i < 7) ? "," : "");
				strcat(rs, rss);
			}
			isdn_tty_at_cout(rs, info);
#ifdef ISDN_TTY_FAX_CMD_DEBUG
			printk(KERN_DEBUG "isdn_tty: Fax DIS=%s on ttyI%d\n",
			       rs, info->line);
#endif
			break;
		case 5:	/* +FHNG */
			sprintf(rs, "%d", f->code);
			isdn_tty_at_cout(rs, info);
			info->faxonline = 0;
			break;
		case 6:	/* +FDCS */
			rs[0] = 0;
			rp = &f->r_resolution;
			for (i = 0; i