random.c (241031) | random.c (241046) |
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1/* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#if defined(LIBC_SCCS) && !defined(lint) 31static char sccsid[] = "@(#)random.c 8.2 (Berkeley) 5/19/95"; 32#endif /* LIBC_SCCS and not lint */ 33#include <sys/cdefs.h> | 1/* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 17 unchanged lines hidden (view full) --- 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#if defined(LIBC_SCCS) && !defined(lint) 31static char sccsid[] = "@(#)random.c 8.2 (Berkeley) 5/19/95"; 32#endif /* LIBC_SCCS and not lint */ 33#include <sys/cdefs.h> |
34__FBSDID("$FreeBSD: head/lib/libc/stdlib/random.c 241031 2012-09-28 13:50:37Z des $"); | 34__FBSDID("$FreeBSD: head/lib/libc/stdlib/random.c 241046 2012-09-29 11:54:34Z jilles $"); |
35 36#include "namespace.h" 37#include <sys/time.h> /* for srandomdev() */ 38#include <fcntl.h> /* for srandomdev() */ 39#include <stdint.h> 40#include <stdio.h> 41#include <stdlib.h> 42#include <unistd.h> /* for srandomdev() */ --- 255 unchanged lines hidden (view full) --- 298 size_t len; 299 300 if (rand_type == TYPE_0) 301 len = sizeof state[0]; 302 else 303 len = rand_deg * sizeof state[0]; 304 305 done = 0; | 35 36#include "namespace.h" 37#include <sys/time.h> /* for srandomdev() */ 38#include <fcntl.h> /* for srandomdev() */ 39#include <stdint.h> 40#include <stdio.h> 41#include <stdlib.h> 42#include <unistd.h> /* for srandomdev() */ --- 255 unchanged lines hidden (view full) --- 298 size_t len; 299 300 if (rand_type == TYPE_0) 301 len = sizeof state[0]; 302 else 303 len = rand_deg * sizeof state[0]; 304 305 done = 0; |
306 fd = _open("/dev/random", O_RDONLY, 0); | 306 fd = _open("/dev/random", O_RDONLY | O_CLOEXEC, 0); |
307 if (fd >= 0) { 308 if (_read(fd, (void *) state, len) == (ssize_t) len) 309 done = 1; 310 _close(fd); 311 } 312 313 if (!done) { 314 struct timeval tv; --- 181 unchanged lines hidden --- | 307 if (fd >= 0) { 308 if (_read(fd, (void *) state, len) == (ssize_t) len) 309 done = 1; 310 _close(fd); 311 } 312 313 if (!done) { 314 struct timeval tv; --- 181 unchanged lines hidden --- |