#include <stdio.h>#include <stdlib.h>#include <errno.h>#include <scsi/all.h>#include <scsi/cd.h>char *prg;intmain(int argc, char **argv){    SCSI *fd;    int i, len, msf = 1;    struct sc_inquiry inq;    struct sc_cd_toc *toc;        prg = argv[0];    if (argc > 1) {	if (!strcmp(argv[1], "-b")) {	    msf = 0;	    --argc;	    argv++;	}	else if (!strcmp(argv[1], "--")) {	    --argc;	    argv++;	}	else if (argv[1][0] == '-') {	    fprintf(stderr, "usage: %s [-b] device\n", prg);	    exit(1);	}    }    if (argc != 2) {	fprintf(stderr, "usage: %s [-b] device\n", prg);	exit(1);    }    if ((fd=sc_open(argv[1])) == NULL) {	fprintf(stderr, "%s: can't open device %s: %s\n",		prg, argv[1], strerror(errno));	exit(1);    }        if (sc_inquiry(fd, &inq) < 0) {	sc_fstatus(fd, stderr, prg, "inquiry", 3);	sc_close(fd);	exit(1);    }    if (inq.type != 5 && inq.type != 4) {	fprintf(stderr, "%s: device %s is no cdrom (it's type %d)\n",		prg, argv[1], inq.type);	sc_close(fd);	exit(1);    }    len = sizeof(struct sc_cd_toc) + 99*sizeof(struct sc_cd_toc_track);    if ((toc=(struct sc_cd_toc *)malloc(len)) == NULL) {	fprintf(stderr, "%s: malloc failure\n");	sc_close(fd);	exit(1);    }    if (sc_cd_read_toc(fd, msf, 0, len, toc) < 0) {	sc_fstatus(fd, stderr, prg, "cd-read-toc", 3);	sc_close(fd);	exit(1);    }    for (i=0; i<toc->notr; i++) {	if (toc->track[i].number < 100)	    printf("%02d: ", toc->track[i].number);	else	    printf("--: ");	if (msf)	    printf("%02d:%02d:%02d",		   toc->track[i].addr>>16,		   (toc->track[i].addr>>8) & 0xff,		   toc->track[i].addr & 0xff);	else	    printf("0x%08x", toc->track[i].addr);	if (toc->track[i].number < 100) {	    if (toc->track[i].ctrl & 0x4)		printf(" data");	    else {#define bit(x, s)	((toc->track[i].ctrl & (x)) ? (s) : "")		printf(" %saudio%s",		       bit(0x8, "4-channel "),		       bit(0x1, " with pre-emphasis"));	    }	    printf("%s\n", bit(0x2, " (no digital copy)"));	}	else	    printf(" leadout\n");    }	    sc_close(fd);    exit(0);}