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freebsd-nq/usr.bin/doscmd/config.c
Thomas Gellekum 1a63d7e08e - First shot at PIC emulation; 
- better 8250 emulation;
- fake vertical retrace bit in Input Status #1 register
  (this was lost in the VGA emu rewrite).

Submitted by:	Igor Serikov <bt@turtle.pangeatech.com>
2001-10-02 11:28:59 +00:00

276 lines
8.0 KiB
C
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/*
* Copyright (c) 1992, 1993, 1996
* Berkeley Software Design, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Berkeley Software
* Design, Inc.
*
* THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* BSDI config.c,v 2.2 1996/04/08 19:32:22 bostic Exp
*
* $FreeBSD$
*/
#include <sys/types.h>
#include <sys/uio.h>
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "doscmd.h"
#include "com.h"
#include "cwd.h"
#include "tty.h"
#include "video.h"
/*
** doscmdrc parser
*/
int
read_config(FILE *fp)
{
char *buffer;
char _buffer[1024];
char *_av[16];
char **av;
int ac;
int bootdrive = -1;
while ((buffer = fgets(_buffer, sizeof(_buffer), fp)) != 0) {
char *comment = strchr(buffer, '#');
char *equal;
if (comment)
*comment = 0;
while (isspace(*buffer))
++buffer;
if (!*buffer)
continue;
/*
* Strip <CR><LF>
*/
comment = buffer;
while (*comment && *comment != '\n' && *comment != '\r')
++comment;
*comment = 0;
/*
* Check to see if this is to go in the environment
*/
equal = buffer;
while (*equal && *equal != '=' && !isspace(*equal))
++equal;
if (*equal == '=') {
if (strncmp(buffer, "MS_VERSION=", 11) == 0)
setver(0, strtol(equal + 1, 0, 0));
else if (strncmp(buffer, "X11_FONT=", 9) == 0)
xfont = strdup(equal + 1);
else
put_dosenv(buffer);
continue;
}
ac = ParseBuffer(buffer, av = _av, 16);
if (ac == 0)
continue;
if (!strcasecmp(av[0], "assign")) {
int drive = -1;
int printer;
int ro = 0;
if (ac < 2) {
fprintf(stderr, "Usage: assign device ...\n");
quit(1);
}
if (av[2] && !strcasecmp(av[2], "-ro")) {
av[2] = av[1];
av[1] = av[0];
++av;
--ac;
ro = 1;
}
if (!strncasecmp(av[1], "lpt", 3)) {
if (av[1][3] < '1' || av[1][3] > '4'
|| av[1][4] != ':' || ac < 3) {
fprintf(stderr, "Usage: assign lptn: [direct] lpr-name [ time-out]\n");
quit(1);
}
printer = av[1][3] - '1';
if (strchr(av[2], '/')) {
printer_direct(printer);
printer_spool(printer, av[2]);
} else if (!strcasecmp(av[2], "direct")) {
printer_direct(printer);
printer_spool(printer, 0);
} else {
printer_spool(printer, av[2]);
if (ac == 4)
printer_timeout(printer, av[3]);
}
} else if (!strncasecmp(av[1], "flop", 4)) {
if (ac != 4) {
fprintf(stderr, "Usage: assign flop [-ro] file type\n");
quit(1);
}
if (isdigit(av[1][4])) {
drive = atoi(&av[1][4]) - 1;
} else if (isalpha(av[1][4]) && av[1][5] == ':' && !av[1][6]) {
drive = drlton(av[1][4]);
}
init_soft:
drive = init_floppy(drive, atoi(av[3]), av[2]);
if (ro)
make_readonly(drive);
} else if (!strncasecmp(av[1], "hard", 4)) {
int cyl, head, sec;
if (isdigit(av[1][4])) {
drive = atoi(&av[1][4]) + 1;
} else if (isalpha(av[1][4]) && av[1][5] == ':' && !av[1][6]) {
drive = drlton(av[1][4]);
}
init_hard:
switch (ac) {
default:
fprintf(stderr, "Usage: assign [A-Z]: [-ro] directory\n"
" assign hard [-ro] file type [boot_sector]\n"
" assign hard [-ro] file cylinders heads sectors/track [boot_sector]\n");
quit(1);
case 5:
case 4:
if (!map_type(atoi(av[3]), &cyl, &head, &sec)) {
fprintf(stderr, "%s: invalid type\n", av[3]);
quit(1);
}
drive = init_hdisk(drive, cyl, head, sec, av[2], av[4]);
if (ro)
make_readonly(drive);
break;
case 7:
case 6:
drive = init_hdisk(drive, atoi(av[3]), atoi(av[4]), atoi(av[5]),
av[2], av[6]);
if (ro)
make_readonly(drive);
break;
}
} else if (av[1][1] == ':') {
if (av[1][2] || !isalpha(av[1][0])) {
fprintf(stderr, "Usage: assign [A-Z]: ...\n");
quit(1);
}
drive = drlton(av[1][0]);
if (ac == 3) {
init_path(drive, (u_char *)av[2], 0);
if (ro)
dos_makereadonly(drive);
} else if (drive < 2)
goto init_soft;
else
goto init_hard;
} else if (!strncasecmp(av[1], "com", 3)) {
int port;
int addr;
unsigned char irq;
if ((ac != 5) || (!isdigit(av[1][3]))) {
fprintf(stderr, "Usage: assign com[1-4] path addr irq\n");
quit(1);
}
port = atoi(&av[1][3]) - 1;
if ((port < 0) || (port > (N_COMS_MAX - 1))) {
fprintf(stderr, "Usage: assign com[1-4] path addr irq\n");
quit(1);
}
errno = 0;
addr = (int)strtol(av[3], '\0', 0);
/* XXX DEBUG ISA-specific */
if ((errno != 0) || (addr > MAXPORT)) {
fprintf(stderr, "Usage: assign com[1-4] path addr irq\n");
quit(1);
}
errno = 0;
irq = (unsigned char)strtol(av[4], '\0', 0);
/* XXX DEBUG ISA-specific */
if ((errno != 0) || (irq < 2) || (irq > 7)) {
fprintf(stderr, "Usage: assign com[1-4] path addr irq[2-7]\n");
quit(1);
}
init_com(port, av[2], addr, irq);
} else {
fprintf(stderr, "Usage: assign flop ...\n");
fprintf(stderr, " assign hard ...\n");
fprintf(stderr, " assign [A-Z]: ...\n");
fprintf(stderr, " assign comX ...\n");
quit(1);
}
} else if (!strcasecmp(av[0], "boot")) {
if (ac != 2 || av[1][2] || !isalpha(av[1][0])) {
fprintf(stderr, "Usage: boot [A: | C:]\n");
quit(1);
}
bootdrive = drlton(av[1][0]);
if (bootdrive != 0 && bootdrive != 2) {
fprintf(stderr, "Boot drive must be either A: or C:\n");
quit(1);
}
} else if (!strcasecmp(av[0], "portmap")) {
int p, c;
if (ac < 2 || ac > 3 || !isdigit(av[1][0]) ||
(ac == 3 && !isdigit(av[2][0]))) {
fprintf(stderr, "Usage: portmap port [count]\n");
quit(1);
}
p = strtol(av[1], 0, 0);
c = (ac == 3) ? strtol(av[2], 0, 0) : 1;
iomap_port(p, c);
while (c-- > 0) {
define_input_port_handler(p++, inb_port);
define_output_port_handler(p++, outb_port);
}
} else if (!strcasecmp(av[0], "setver")) {
int v;
if (ac != 3 || !(v = strtol(av[2], 0, 0))) {
fprintf(stderr, "Usage: setver command version\n");
quit(1);
}
setver(av[1], v);
} else {
fprintf(stderr, "%s: invalid command\n", av[0]);
quit(1);
}
}
fclose(fp);
return(bootdrive);
}
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