/* vi: set sw=4 ts=4: */
-/* fdformat.c - Low-level formats a floppy disk - Werner Almesberger */
-
-/* 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@pld.ORG.PL>
- * - added Native Language Support
- * 1999-03-20 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- * - more i18n/nls translatable strings marked
- *
+/*
+ * fdformat.c - Low-level formats a floppy disk - Werner Almesberger
* 5 July 2003 -- modified for Busybox by Erik Andersen
+ *
+ * Licensed under GPLv2, see file LICENSE in this source tree.
*/
+//config:config FDFORMAT
+//config: bool "fdformat (4.5 kb)"
+//config: default y
+//config: select PLATFORM_LINUX
+//config: help
+//config: fdformat is used to low-level format a floppy disk.
+
+//applet:IF_FDFORMAT(APPLET(fdformat, BB_DIR_USR_SBIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_FDFORMAT) += fdformat.o
+
+//usage:#define fdformat_trivial_usage
+//usage: "[-n] DEVICE"
+//usage:#define fdformat_full_usage "\n\n"
+//usage: "Format floppy disk\n"
+//usage: "\n -n Don't verify after format"
-#include "busybox.h"
+#include "libbb.h"
/* Stuff extracted from linux/fd.h */
unsigned int device,head,track;
};
#define FDFMTBEG _IO(2,0x47)
-#define FDFMTTRK _IOW(2,0x48, struct format_descr)
+#define FDFMTTRK _IOW(2,0x48, struct format_descr)
#define FDFMTEND _IO(2,0x49)
#define FDGETPRM _IOR(2, 0x04, struct floppy_struct)
#define FD_FILL_BYTE 0xF6 /* format fill byte. */
-static void xioctl(int fd, int request, void *argp, const char *string)
-{
- if (ioctl(fd, request, argp) < 0) {
- bb_perror_msg_and_die(string);
- }
-}
-
-int fdformat_main(int argc,char **argv);
-int fdformat_main(int argc,char **argv)
+int fdformat_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int fdformat_main(int argc UNUSED_PARAM, char **argv)
{
int fd, n, cyl, read_bytes, verify;
unsigned char *data;
struct floppy_struct param;
struct format_descr descr;
- if (argc < 2) {
- bb_show_usage();
- }
- verify = !getopt32(argc, argv, "n");
+ verify = !getopt32(argv, "^" "n" "\0" "=1");
argv += optind;
xstat(*argv, &st);
fd = xopen(*argv, O_RDWR);
/* original message was: "Could not determine current format type" */
- xioctl(fd, FDGETPRM, ¶m, "FDGETPRM");
+ xioctl(fd, FDGETPRM, ¶m);
- printf("%s-sided, %d tracks, %d sec/track. Total capacity %d kB\n",
+ printf("%s-sided, %u tracks, %u sec/track. Total capacity %d kB\n",
(param.head == 2) ? "Double" : "Single",
param.track, param.sect, param.size >> 1);
/* FORMAT */
printf("Formatting... ");
- xioctl(fd, FDFMTBEG, NULL, "FDFMTBEG");
+ xioctl(fd, FDFMTBEG, NULL);
/* n == track */
for (n = 0; n < param.track; n++) {
descr.head = 0;
descr.track = n;
- xioctl(fd, FDFMTTRK, &descr, "FDFMTTRK");
+ xioctl(fd, FDFMTTRK, &descr);
printf("%3d\b\b\b", n);
if (param.head == 2) {
descr.head = 1;
- xioctl(fd, FDFMTTRK, &descr, "FDFMTTRK");
+ xioctl(fd, FDFMTTRK, &descr);
}
}
- xioctl(fd, FDFMTEND, NULL, "FDFMTEND");
- printf("done\n");
+ xioctl(fd, FDFMTEND, NULL);
+ puts("Done");
/* VERIFY */
if (verify) {
/* Check backwards so we don't need a counter */
while (--read_bytes >= 0) {
if (data[read_bytes] != FD_FILL_BYTE) {
- printf("bad data in cyl %d\nContinuing... ",cyl);
+ printf("bad data in cyl %d\nContinuing... ", cyl);
}
}
}
if (ENABLE_FEATURE_CLEAN_UP) free(data);
- printf("done\n");
+ puts("Done");
}
if (ENABLE_FEATURE_CLEAN_UP) close(fd);