pcfs/fstyp/fstyp.c

91 	struct bootsec	bs;
109 #define	PC_BPSEC(h)	ltohs((h)->bs.bps[0])
110 #define	PC_RESSEC(h)	ltohs((h)->bs.res_sec[0])
111 #define	PC_NROOTENT(h)	ltohs((h)->bs.rdirents[0])
112 #define	PC_NSEC(h)	ltohs((h)->bs.numsect[0])
223 	bcopy(buf, &h->bs, sizeof (h->bs));
227 	h->bs.fatsec = ltohs(h->bs.fatsec);
228 	h->bs.spt = ltohs(h->bs.spt);
229 	h->bs.nhead = ltohs(h->bs.nhead);
230 	h->bs.hiddensec = ltohi(h->bs.hiddensec);
231 	h->bs.totalsec = ltohi(h->bs.totalsec);
247 	switch (h->bs.mediadesriptor) {
270 		    (h->bs.fatsec > 0) &&
271 		    ((PC_NSEC(h) == 0 && h->bs.totalsec > 0) ||
277 		    (h->bs.fatsec == 0 && h->bs32.f_fatlength > 0) &&
278 		    ((PC_NSEC(h) == 0 && h->bs.totalsec > 0) ||
281 		fatmatch = (PC_NSEC(h) > 0 && h->bs.fatsec > 0);
285 	    h->bs.spcl > 0 && PC_RESSEC(h) >= 1 && h->bs.nfat > 0);
294 		h->TotSec = h->bs.totalsec;
296 	if (h->bs.fatsec != 0) {
297 		h->FATSz = h->bs.fatsec;
301 	if ((h->bps == 0) || (h->bs.spcl == 0)) {
307 	    PC_RESSEC(h) + h->bs.nfat * h->FATSz + h->RootDirSectors;
309 	h->CountOfClusters = h->DataSec / h->bs.spcl;
365 	FirstRootDirSecNum = PC_RESSEC(h) + h->bs.nfat * h->bs.fatsec;
404 	clustersize = h->bs.spcl * h->bps;
412 		    (n - 2) * h->bs.spcl + h->FirstDataSector;
511 	    h->bps, h->bs.spcl);
514 	    (unsigned short)PC_RESSEC(h), h->bs.nfat);
520 	    h->bs.fatsec, h->bs.spt);
523 	    h->bs.nhead, h->bs.hiddensec);
527 	(void) fprintf(fout, "Media Type: 0x%x   ", h->bs.mediadesriptor);
529 	switch (h->bs.mediadesriptor) {
584 	ADD_UINT32(h, "sectors_per_cluster", h->bs.spcl);
586 	ADD_UINT32(h, "fats", h->bs.nfat);
589 	ADD_UINT32(h, "media", h->bs.mediadesriptor);
590 	ADD_UINT32(h, "fat_size_16", h->bs.fatsec);
591 	ADD_UINT32(h, "sectors_per_track", h->bs.spt);
592 	ADD_UINT32(h, "heads", h->bs.nhead);
593 	ADD_UINT32(h, "hidden_sectors", h->bs.hiddensec);
594 	ADD_UINT32(h, "total_sectors_32", h->bs.totalsec);