geom/misc/subr.c

195 	off_t mediasize;
201 	mediasize = g_mediasize(fd);
202 	if (mediasize == -1)
203 		mediasize = 0;
205 	return (mediasize);
231 	off_t mediasize;
240 	mediasize = g_mediasize(fd);
241 	if (mediasize == -1) {
256 	if (pread(fd, sector, sectorsize, mediasize - sectorsize) !=
288 	off_t mediasize;
297 	mediasize = g_mediasize(fd);
298 	if (mediasize == -1) {
315 	if (pwrite(fd, sector, sectorsize, mediasize - sectorsize) !=
334 	off_t mediasize;
343 	mediasize = g_mediasize(fd);
344 	if (mediasize == 0) {
359 		if (pread(fd, sector, sectorsize, mediasize - sectorsize) !=
371 	if (pwrite(fd, sector, sectorsize, mediasize - sectorsize) !=