isdn_ttyfax.c

linux-2.6.15.6

	/* BUF? - Readonly buffersize readout  */
	if (!strncmp(p[0], "BUF?", 4)) {
		p[0] += 4;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
		printk(KERN_DEBUG "isdn_tty: Fax FBUF? (%d) \n", (16 * m->mdmreg[REG_PSIZE]));
#endif
		p[0]++;
		sprintf(rs, "\r\n %d ", (16 * m->mdmreg[REG_PSIZE]));
		isdn_tty_at_cout(rs, info);
		return 0;
	}
	/* CIG=string - local fax station id string for polling rx */
	if (!strncmp(p[0], "CIG", 3)) {
		int i, r;
		p[0] += 3;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n\"%s\"", f->pollid);
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n\"STRING\"");
					isdn_tty_at_cout(rs, info);
				} else {
					if (*p[0] == '"')
						p[0]++;
					for (i = 0; (*p[0]) && i < (FAXIDLEN - 1) && (*p[0] != '"'); i++) {
						f->pollid[i] = *p[0]++;
					}
					if (*p[0] == '"')
						p[0]++;
					for (r = i; r < FAXIDLEN; r++) {
						f->pollid[r] = 32;
					}
					f->pollid[FAXIDLEN - 1] = 0;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax local poll ID rx \"%s\"\n", f->pollid);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* CQ=n - copy qlty chk, 0= no chk, 1=only 1D chk, 2=1D+2D chk */
	if (!strncmp(p[0], "CQ", 2)) {
		p[0] += 2;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n%d", f->cq);
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n0,1,2");
					isdn_tty_at_cout(rs, info);
				} else {
					par = isdn_getnum(p);
					if ((par < 0) || (par > 2))
						PARSE_ERROR1;
					f->cq = par;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FCQ=%d\n", par);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* CR=n - can receive? 0= no data rx or poll remote dev, 1=do receive data or poll remote dev */
	if (!strncmp(p[0], "CR", 2)) {
		p[0] += 2;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n%d", f->cr);	/* read actual value from struct and print */
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n0,1");		/* display online help */
					isdn_tty_at_cout(rs, info);
				} else {
					par = isdn_getnum(p);
					if ((par < 0) || (par > 1))
						PARSE_ERROR1;
					f->cr = par;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FCR=%d\n", par);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* CTCRTY=value - ECM retry count */
	if (!strncmp(p[0], "CTCRTY", 6)) {
		p[0] += 6;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n%d", f->ctcrty);
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n0-255");
					isdn_tty_at_cout(rs, info);
				} else {
					par = isdn_getnum(p);
					if ((par < 0) || (par > 255))
						PARSE_ERROR1;
					f->ctcrty = par;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FCTCRTY=%d\n", par);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* DCC=vr,br,wd,ln,df,ec,bf,st - DCE capabilities parms */
	if (!strncmp(p[0], "DCC", 3)) {
		char *rp = &f->resolution;
		int i;

		p[0] += 3;
		switch (*p[0]) {
			case '?':
				p[0]++;
				strcpy(rs, "\r\n");
				for (i = 0; i < 8; i++) {
					sprintf(rss, "%c%s", rp[i] + 48,
						(i < 7) ? "," : "");
					strcat(rs, rss);
				}
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					isdn_tty_at_cout("\r\n(0,1),(0-5),(0-2),(0-2),(0-3),(0-2),(0),(0-7)", info);
					p[0]++;
				} else {
					for (i = 0; (((*p[0] >= '0') && (*p[0] <= '9')) || (*p[0] == ',')) && (i < 8); i++) {
						if (*p[0] != ',') {
							if ((*p[0] - 48) > maxdccval[i]) {
								PARSE_ERROR1;
							}
							rp[i] = *p[0] - 48;
							p[0]++;
							if (*p[0] == ',')
								p[0]++;
						} else
							p[0]++;
					}
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FDCC capabilities DCE=%d,%d,%d,%d,%d,%d,%d,%d\n",
					       rp[0], rp[1], rp[2], rp[3], rp[4], rp[5], rp[6], rp[7]);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* DIS=vr,br,wd,ln,df,ec,bf,st - current session parms */
	if (!strncmp(p[0], "DIS", 3)) {
		char *rp = &f->resolution;
		int i;

		p[0] += 3;
		switch (*p[0]) {
			case '?':
				p[0]++;
				strcpy(rs, "\r\n");
				for (i = 0; i < 8; i++) {
					sprintf(rss, "%c%s", rp[i] + 48,
						(i < 7) ? "," : "");
					strcat(rs, rss);
				}
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					isdn_tty_at_cout("\r\n(0,1),(0-5),(0-2),(0-2),(0-3),(0-2),(0),(0-7)", info);
					p[0]++;
				} else {
					for (i = 0; (((*p[0] >= '0') && (*p[0] <= '9')) || (*p[0] == ',')) && (i < 8); i++) {
						if (*p[0] != ',') {
							if ((*p[0] - 48) > maxdccval[i]) {
								PARSE_ERROR1;
							}
							rp[i] = *p[0] - 48;
							p[0]++;
							if (*p[0] == ',')
								p[0]++;
						} else
							p[0]++;
					}
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FDIS session parms=%d,%d,%d,%d,%d,%d,%d,%d\n",
					       rp[0], rp[1], rp[2], rp[3], rp[4], rp[5], rp[6], rp[7]);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* DR - Receive Phase C data command, initiates document reception */
	if (!strncmp(p[0], "DR", 2)) {
		p[0] += 2;
		if ((info->faxonline & 16) &&	/* incoming connection */
		    ((f->phase == ISDN_FAX_PHASE_B) || (f->phase == ISDN_FAX_PHASE_D))) {
#ifdef ISDN_TTY_FAX_STAT_DEBUG
			printk(KERN_DEBUG "isdn_tty: Fax FDR\n");
#endif
			f->code = ISDN_TTY_FAX_DR;
			cmd.driver = info->isdn_driver;
			cmd.arg = info->isdn_channel;
			cmd.command = ISDN_CMD_FAXCMD;
			isdn_command(&cmd);
			if (f->phase == ISDN_FAX_PHASE_B) {
				f->phase = ISDN_FAX_PHASE_C;
			} else if (f->phase == ISDN_FAX_PHASE_D) {
				switch (f->fet) {
					case 0:	/* next page will be received */
						f->phase = ISDN_FAX_PHASE_C;
						isdn_tty_fax_modem_result(7, info);	/* CONNECT */
						break;
					case 1:	/* next doc will be received */
						f->phase = ISDN_FAX_PHASE_B;
						break;
					case 2:	/* fax session is terminating */
						f->phase = ISDN_FAX_PHASE_E;
						break;
					default:
						PARSE_ERROR1;
				}
			}
		} else {
			PARSE_ERROR1;
		}
		return 1;
	}
	/* DT=df,vr,wd,ln - TX phase C data command (release DCE to proceed with negotiation) */
	if (!strncmp(p[0], "DT", 2)) {
		int i, val[] =
		{4, 0, 2, 3};
		char *rp = &f->resolution;

		p[0] += 2;
		if (!info->faxonline & 1)	/* not outgoing connection */
			PARSE_ERROR1;

		for (i = 0; (((*p[0] >= '0') && (*p[0] <= '9')) || (*p[0] == ',')) && (i < 4); i++) {
			if (*p[0] != ',') {
				if ((*p[0] - 48) > maxdccval[val[i]]) {
					PARSE_ERROR1;
				}
				rp[val[i]] = *p[0] - 48;
				p[0]++;
				if (*p[0] == ',')
					p[0]++;
			} else
				p[0]++;
		}
#ifdef ISDN_TTY_FAX_STAT_DEBUG
		printk(KERN_DEBUG "isdn_tty: Fax FDT tx data command parms=%d,%d,%d,%d\n",
		       rp[4], rp[0], rp[2], rp[3]);
#endif
		if ((f->phase == ISDN_FAX_PHASE_B) || (f->phase == ISDN_FAX_PHASE_D)) {
			f->code = ISDN_TTY_FAX_DT;
			cmd.driver = info->isdn_driver;
			cmd.arg = info->isdn_channel;
			cmd.command = ISDN_CMD_FAXCMD;
			isdn_command(&cmd);
			if (f->phase == ISDN_FAX_PHASE_D) {
				f->phase = ISDN_FAX_PHASE_C;
				isdn_tty_fax_modem_result(7, info);	/* CONNECT */
			}
		} else {
			PARSE_ERROR1;
		}
		return 1;
	}
	/* ECM=n - Error mode control 0=disabled, 2=enabled, handled by DCE alone incl. buff of partial pages */
	if (!strncmp(p[0], "ECM", 3)) {
		p[0] += 3;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n%d", f->ecm);
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n0,2");
					isdn_tty_at_cout(rs, info);
				} else {
					par = isdn_getnum(p);
					if ((par != 0) && (par != 2))
						PARSE_ERROR1;
					f->ecm = par;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FECM=%d\n", par);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* ET=n - End of page or document */
	if (!strncmp(p[0], "ET=", 3)) {
		p[0] += 3;
		if (*p[0] == '?') {
			p[0]++;
			sprintf(rs, "\r\n0-2");
			isdn_tty_at_cout(rs, info);
		} else {
			if ((f->phase != ISDN_FAX_PHASE_D) || (!info->faxonline & 1))
				PARSE_ERROR1;
			par = isdn_getnum(p);
			if ((par < 0) || (par > 2))
				PARSE_ERROR1;
			f->fet = par;
			f->code = ISDN_TTY_FAX_ET;
			cmd.driver = info->isdn_driver;
			cmd.arg = info->isdn_channel;
			cmd.command = ISDN_CMD_FAXCMD;
			isdn_command(&cmd);
#ifdef ISDN_TTY_FAX_STAT_DEBUG
			printk(KERN_DEBUG "isdn_tty: Fax FET=%d\n", par);
#endif
			return 1;
		}
		return 0;
	}
	/* K - terminate */
	if (!strncmp(p[0], "K", 1)) {
		p[0] += 1;
		if ((f->phase == ISDN_FAX_PHASE_IDLE) || (f->phase == ISDN_FAX_PHASE_E))
			PARSE_ERROR1;
		isdn_tty_modem_hup(info, 1);
		return 1;
	}
	/* LID=string - local fax ID */
	if (!strncmp(p[0], "LID", 3)) {
		int i, r;
		p[0] += 3;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n\"%s\"", f->id);
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n\"STRING\"");
					isdn_tty_at_cout(rs, info);
				} else {
					if (*p[0] == '"')
						p[0]++;
					for (i = 0; (*p[0]) && i < (FAXIDLEN - 1) && (*p[0] != '"'); i++) {
						f->id[i] = *p[0]++;
					}
					if (*p[0] == '"')
						p[0]++;
					for (r = i; r < FAXIDLEN; r++) {
						f->id[r] = 32;
					}
					f->id[FAXIDLEN - 1] = 0;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax local ID \"%s\"\n", f->id);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}

	/* MDL? - DCE Model       */
	if (!strncmp(p[0], "MDL?", 4)) {
		p[0] += 4;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
		printk(KERN_DEBUG "isdn_tty: FMDL?\n");
#endif
		isdn_tty_at_cout("\r\nisdn4linux", info);
		return 0;
	}
	/* MFR? - DCE Manufacturer */
	if (!strncmp(p[0], "MFR?", 4)) {
		p[0] += 4;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
		printk(KERN_DEBUG "isdn_tty: FMFR?\n");
#endif
		isdn_tty_at_cout("\r\nisdn4linux", info);
		return 0;
	}
	/* MINSP=n - Minimum Speed for Phase C */
	if (!strncmp(p[0], "MINSP", 5)) {
		p[0] += 5;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n%d", f->minsp);
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n0-5");
					isdn_tty_at_cout(rs, info);
				} else {
					par = isdn_getnum(p);
					if ((par < 0) || (par > 5))
						PARSE_ERROR1;
					f->minsp = par;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FMINSP=%d\n", par);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* PHCTO=value - DTE phase C timeout */
	if (!strncmp(p[0], "PHCTO", 5)) {
		p[0] += 5;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n%d", f->phcto);
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n0-255");
					isdn_tty_at_cout(rs, info);
				} else {
					par = isdn_getnum(p);
					if ((par < 0) || (par > 255))
						PARSE_ERROR1;
					f->phcto = par;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FPHCTO=%d\n", par);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}

	/* REL=n - Phase C received EOL alignment */
	if (!strncmp(p[0], "REL", 3)) {
		p[0] += 3;
		switch (*p[0]) {
			case '?':
				p[0]++;
				sprintf(rs, "\r\n%d", f->rel);
				isdn_tty_at_cout(rs, info);
				break;
			case '=':
				p[0]++;
				if (*p[0] == '?') {
					p[0]++;
					sprintf(rs, "\r\n0,1");
					isdn_tty_at_cout(rs, info);
				} else {
					par = isdn_getnum(p);
					if ((par < 0) || (par > 1))
						PARSE_ERROR1;
					f->rel = par;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
					printk(KERN_DEBUG "isdn_tty: Fax FREL=%d\n", par);
#endif
				}
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	/* REV? - DCE Revision */
	if (!strncmp(p[0], "REV?", 4)) {
		p[0] += 4;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
		printk(KERN_DEBUG "isdn_tty: FREV?\n");
#endif
		strcpy(rss, isdn_tty_fax_revision);
		sprintf(rs, "\r\nRev: %s", isdn_getrev(rss));
		isdn_tty_at_cout(rs, info);
		return 0;
	}

	/* Phase C Transmit Data Block Size */
	if (!strncmp(p[0], "TBC=", 4)) {	/* dummy, not used */
		p[0] += 4;
#ifdef ISDN_TTY_FAX_STAT_DEBUG
		printk(KERN_DEBUG "isdn_tty: Fax FTBC=%c\n", *p[0]);
#endif
		switch (*p[0]) {
			case '0':
				p[0]++;
				break;
			default:
				PARSE_ERROR1;
		}
		return 0;
	}
	printk(KERN_DEBUG "isdn_tty: unknown token=>AT+F%s<\n", p[0]);
	PARSE_ERROR1;
}

int
isdn_tty_cmd_PLUSF_FAX(char **p, modem_info * info)
{
	if (TTY_IS_FCLASS2(info))
		return (isdn_tty_cmd_FCLASS2(p, info));
	else if (TTY_IS_FCLASS1(info))
		return (isdn_tty_cmd_FCLASS1(p, info));
	PARSE_ERROR1;
}