112 #define	DOEXTENT(fs, lbn, boff, bnp, lenp, size, tblp, n, chkfrag, maxtrans) {\  argument
127 			    (((u_offset_t)lbn) << fs->fs_bshift);	\
207 	daddr_t lbn;  in bmap_read()  local
218 	lbn = (daddr_t)lblkno(fs, off);  in bmap_read()
220 	if (lbn < 0)  in bmap_read()
226 	if (lbn < NDADDR) {  in bmap_read()
227 		DOEXTENT(fs, lbn, boff, bnp, lenp,  in bmap_read()
228 		    ip->i_size, &ip->i_db[lbn], NDADDR - lbn, 1,  in bmap_read()
239 	tbn = lbn - NDADDR;  in bmap_read()
287 	DOEXTENT(fs, lbn, boff, bnp, lenp, ip->i_size, &bap[i],  in bmap_read()
288 	    MIN(NINDIR(fs) - i, (daddr_t)lblkno(fs, ip->i_size - 1) - lbn + 1),  in bmap_read()
317 	daddr_t	ob, nb, pref, lbn, llbn, tbn;  in bmap_write()  local
341 	lbn = (daddr_t)lblkno(fs, off);  in bmap_write()
342 	if (lbn < 0)  in bmap_write()
367 	if (llbn < NDADDR && llbn < lbn && (ob = ip->i_db[llbn]) != 0) {  in bmap_write()
443 	if (lbn < NDADDR) {  in bmap_write()
444 		nb = ip->i_db[lbn];  in bmap_write()
446 		    ip->i_size < ((u_offset_t)(lbn + 1)) << fs->fs_bshift) {  in bmap_write()
468 				pref = blkpref(ip, lbn, (int)lbn,  in bmap_write()
484 				    ((u_offset_t)(lbn + 1)) << fs->fs_bshift)  in bmap_write()
499 				pref = blkpref(ip, lbn, (int)lbn, &ip->i_db[0]);  in bmap_write()
527 					    ((offset_t)lbn << fs->fs_bshift),  in bmap_write()
532 				    ((offset_t)lbn << fs->fs_bshift),  in bmap_write()
553 			ip->i_db[lbn] = nb;  in bmap_write()
594 	tbn = lbn - NDADDR;  in bmap_write()
628 		pref = blkpref(ip, lbn, 0, (daddr32_t *)0);  in bmap_write()
738 					pref = blkpref(ip, lbn, 0,  in bmap_write()
742 					pref = blkpref(ip, lbn, i, &bap[0]);  in bmap_write()
806 				    ((offset_t)lbn << fs->fs_bshift),  in bmap_write()
836 				    lbn < llbn))  in bmap_write()
1189 	daddr_t	ob, nb, tbn, lbn, skip;  in bmap_find()  local
1200 	lbn = (daddr_t)lblkno(fs, *off);  in bmap_find()
1201 	ASSERT(lbn >= 0);  in bmap_find()
1209 	if (lbn < NDADDR) {  in bmap_find()
1210 		for (; lbn < NDADDR; lbn++) {  in bmap_find()
1211 			if ((hole && (ip->i_db[lbn] == 0)) ||  in bmap_find()
1212 			    (!hole && (ip->i_db[lbn] != 0))) {  in bmap_find()
1216 		if ((u_offset_t)lbn << fs->fs_bshift >= isz)  in bmap_find()
1234 	tbn = lbn - NDADDR;  in bmap_find()
1246 		ASSERT(((u_offset_t)lbn << fs->fs_bshift) >= isz);  in bmap_find()
1256 			lbn = limits[NIADDR - j];  in bmap_find()
1259 			lbn = limits[NIADDR - j + 1];  in bmap_find()
1260 			if ((u_offset_t)lbn << fs->fs_bshift >= isz)  in bmap_find()
1295 	for (; i < nindir; i++, lbn += skip) {  in bmap_find()
1307 	if (((u_offset_t)lbn << fs->fs_bshift) < isz)  in bmap_find()
1315 		if (((u_offset_t)lbn << fs->fs_bshift) >= isz) {  in bmap_find()
1319 			*off = (u_offset_t)lbn << fs->fs_bshift;  in bmap_find()
1332 	daddr_t lbn;  in bmap_set_bn()  local
1347 	lbn = (daddr_t)lblkno(fs, off);  in bmap_set_bn()
1351 	if (lbn < 0)  in bmap_set_bn()
1357 	if (lbn < NDADDR) {  in bmap_set_bn()
1358 		ip->i_db[lbn] = bn;  in bmap_set_bn()
1368 	tbn = lbn - NDADDR;  in bmap_set_bn()