add copydisk

WEGA/src/cmd/copydisk.c

@@ -0,0 +1,106 @@
+/**************************************************************************
+***************************************************************************
+ 
+	W E G A - Quelle	(C) ZFT/KEAW    Abt. Basissoftware - 1988
+	Programm: copydisk.c
+ 
+	Bearbeiter	: P. Hoge
+	Datum		: ??.??.??
+	Version		: 1.5
+ 
+***************************************************************************
+
+	WEGA P8000 Floppy-COPYDISK
+	Syntax: copydisk /dev/rfd... /dev/rfd...
+
+***************************************************************************
+**************************************************************************/
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#define FLOPPY 1	/* Major-Nummer des Floppy-Treibers */
+#define ACK 0x06
+
+main(argc, argv)
+int argc;
+register char **argv;
+{
+	register char *progname = argv[0];
+	register dd;
+	char *sfdname = "/dev/rfd0";
+	char *dfdname = "/dev/rfd1";
+	char buf, sbuf, dbuf;
+	struct stat stbuf;
+	char *ttyname();
+
+	if (argc == 2 || argc > 3) {
+		fprintf(stderr,"Usage: %s [/dev/rfd... /dev/rfd...] (source to destination)\n", progname);
+		exit(1);
+	}
+	if (argc == 3) {
+		sfdname = *++argv;
+		dfdname = *++argv;
+	}
+	if ((dd = open("/dev/ud", 2)) == -1) {
+		fprintf(stderr,"%s: unable to work with floppy\n", progname);
+		exit(1);
+	}
+	if (stat(sfdname, &stbuf) == -1) {
+		fprintf(stderr,"%s: unable to open %s\n", progname, sfdname);
+		exit(1);
+	}
+	if ((stbuf.st_mode & (S_IFCHR | S_IFBLK)) == 0 || /* special file ? */
+	    (stbuf.st_rdev >> 8) != FLOPPY) {	/* floppy ? */
+		fprintf(stderr,"%s: %s is not a floppy device\n", progname, sfdname);
+		exit(1);
+	}
+	sbuf = stbuf.st_rdev;	/* Minornummer Source (Typ + Drivenr.) */
+	if (stat(dfdname, &stbuf) == -1) {
+		fprintf(stderr,"%s: unable to open %s\n", progname, dfdname);
+		exit(1);
+	}
+	if ((stbuf.st_mode & (S_IFCHR | S_IFBLK)) == 0 || /* special file ? */
+	    (stbuf.st_rdev >> 8) != FLOPPY) {	/* floppy ? */
+		fprintf(stderr,"%s: %s is not a floppy device\n", progname, dfdname);
+		exit(1);
+	}
+	dbuf = stbuf.st_rdev;	/* Minornummer Source (Typ + Drivenr.) */
+	if ((sbuf & 0x0f) == (dbuf & 0x0f)) {
+		fprintf(stderr,"%s: source and destination is the same drive\n", progname);
+		exit(1);
+	}
+	if ((sbuf & 0xf0) != (dbuf & 0xf0)) {
+		fprintf(stderr,"%s: source and destination have not the same floppy format\n", progname);
+		exit(1);
+	}
+	/* wenn im Hintergrund keine Abfrage */
+	if (strcmp(ttyname(0), "/dev/console") == 0) {
+		printf("Copydisk %s to %s, ready? ",sfdname, dfdname);
+  		if ((getchar() & 0x5f) != 'Y')
+			exit(1);
+	}
+
+	buf = 'C';
+	write(dd, &buf, 1);	/* Start Request C: COPYDISK */
+	write(dd, &sbuf, 1);
+	write(dd, &dbuf, 1);
+	read(dd, &buf, 1);	/* warten auf ACK oder Fehlerkode */
+	if (buf != ACK) {
+		fprintf(stderr,"%s: \007ERROR %x - ", progname, buf&0x0df);
+		if (buf == 0xe2)
+			fprintf(stderr,"source drive not ready\n");
+		else if (buf & 0x20)
+			fprintf(stderr,"source disk read error\n");
+		else if (buf == 0x0C2)
+			fprintf(stderr,"destination drive not ready\n");
+		else if (buf == 0x0C3)
+			fprintf(stderr,"destination disk is write protected\n");
+		else
+			fprintf(stderr,"destination disk write or verification error\n");
+		exit(2);
+	}
+	putchar(7);	/* Bell */
+	exit(0);
+}