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-rw-r--r--src/getrandom_linux.c98
1 files changed, 0 insertions, 98 deletions
diff --git a/src/getrandom_linux.c b/src/getrandom_linux.c
deleted file mode 100644
index f9bcfecf..00000000
--- a/src/getrandom_linux.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/* <!-- copyright */
-/*
- * aria2 - The high speed download utility
- *
- * Copyright (C) 2014 Nils Maier
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * In addition, as a special exception, the copyright holders give
- * permission to link the code of portions of this program with the
- * OpenSSL library under certain conditions as described in each
- * individual source file, and distribute linked combinations
- * including the two.
- * You must obey the GNU General Public License in all respects
- * for all of the code used other than OpenSSL. If you modify
- * file(s) with this exception, you may extend this exception to your
- * version of the file(s), but you are not obligated to do so. If you
- * do not wish to do so, delete this exception statement from your
- * version. If you delete this exception statement from all source
- * files in the program, then also delete it here.
- */
-/* copyright --> */
-
-#define _GNUSOURCE
-#include <unistd.h>
-#include <sys/syscall.h>
-#include <linux/random.h>
-#include <sys/random.h>
-#include <errno.h>
-#include <linux/errno.h>
-#include <stdint.h>
-#include <stdio.h>
-
-#include "config.h"
-#include "getrandom_linux.h"
-
-int getrandom_linux(void* buf, size_t buflen)
-{
- int rv = 0;
- uint8_t* p = buf;
-
- /* Loop while we did not fully retrieve what the user asked for.
- * This may happen in particular when a call was EINTRupted.
- */
- while (buflen) {
- int read;
-#ifdef HAVE_GETRANDOM
- /* libc already has support */
- read = getrandom(p, buflen, 0);
-#else // HAVE_GETRANDOM
- /* libc has no support, make the syscall ourselves */
- read = syscall(SYS_getrandom, p, buflen, 0);
- /* Some libc impl. might mess -ERESTART up */
- if (read == -EINTR || read == -ERESTART) {
- /* ERESTART, like EINTR, should restart the call, later, so handle both
- * the same way.
- */
- errno = EINTR;
- read = -1;
- }
- /* Some other non-interrupted error happened, put error code into errno and
- * switch read to -1 (return value).
- */
- if (read < -1) {
- errno = -read;
- read = -1;
- }
-#endif // HAVE_GETRANDOM
- if (read < 0) {
- if (errno == EINTR) {
- /* Restart call */
- continue;
- }
- /* Call failed, return -1, errno should be set up correctly at this
- * point.
- */
- return -1;
- }
- /* We got some more randomness */
- p += read;
- rv += read;
- buflen -= read;
- }
-
- return rv;
-}