bin/dd/dd.c

171 		if ((in.db = malloc(out.dbsz + in.dbsz - 1)) == NULL)
174 	} else if ((in.db = malloc(MAX(in.dbsz, cbsz) + cbsz)) == NULL ||
175 	    (out.db = malloc(out.dbsz + cbsz)) == NULL)
194 		if (ftruncate(out.fd, out.offset * out.dbsz) == -1)
294 	t_target = (double)in.dbsz / (double)speed;
329 				memset(in.dbp, fill_char, in.dbsz);
331 				memset(in.dbp, ' ', in.dbsz);
333 				memset(in.dbp, 0, in.dbsz);
336 		n = read(in.fd, in.dbp, in.dbsz);
360 			    lseek(in.fd, (off_t)in.dbsz, SEEK_CUR))
368 			in.dbcnt += in.dbrcnt = in.dbsz;
372 		} else if ((size_t)n == in.dbsz) {
380 				in.dbcnt += in.dbrcnt = in.dbsz;
427 	if (ddflags & C_OSYNC && out.dbcnt && out.dbcnt < out.dbsz) {
429 			memset(out.dbp, fill_char, out.dbsz - out.dbcnt);
431 			memset(out.dbp, ' ', out.dbsz - out.dbcnt);
433 			memset(out.dbp, 0, out.dbsz - out.dbcnt);
434 		out.dbcnt = out.dbsz;
481 	for (n = force ? out.dbcnt : out.dbsz;; n = out.dbsz) {
529 			if ((size_t)nw == n && n == out.dbsz)
548 		if ((out.dbcnt -= n) < out.dbsz)