diff options
Diffstat (limited to 'polyp/random.c')
-rw-r--r-- | polyp/random.c | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/polyp/random.c b/polyp/random.c deleted file mode 100644 index 12f27bfd..00000000 --- a/polyp/random.c +++ /dev/null @@ -1,71 +0,0 @@ -/* $Id$ */ - -/*** - This file is part of polypaudio. - - polypaudio is free software; you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as - published by the Free Software Foundation; either version 2.1 of the - License, or (at your option) any later version. - - polypaudio is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with polypaudio; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - USA. -***/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <fcntl.h> -#include <unistd.h> -#include <errno.h> -#include <string.h> -#include <stdlib.h> -#include <assert.h> -#include <time.h> - -#include "random.h" -#include "util.h" -#include "log.h" - -#ifndef OS_IS_WIN32 -#define RANDOM_DEVICE "/dev/urandom" -#endif - -void pa_random(void *ret_data, size_t length) { - int fd; - ssize_t r = 0; - assert(ret_data && length); - -#ifdef RANDOM_DEVICE - if ((fd = open(RANDOM_DEVICE, O_RDONLY)) >= 0) { - - if ((r = pa_loop_read(fd, ret_data, length)) < 0 || (size_t) r != length) - pa_log_error(__FILE__": failed to read entropy from '%s'\n", RANDOM_DEVICE); - - close(fd); - } -#endif - - if ((size_t) r != length) { - uint8_t *p; - size_t l; - -#ifdef RANDOM_DEVICE - pa_log_warn(__FILE__": WARNING: Failed to open entropy device '"RANDOM_DEVICE"': %s" - ", falling back to unsecure pseudo RNG.\n", strerror(errno)); -#endif - - srand(time(NULL)); - - for (p = ret_data, l = length; l > 0; p++, l--) - *p = (uint8_t) rand(); - } -} |