[PATCH v2] Add getrandom implementation [BZ #17252]
Andreas Schwab
schwab@suse.de
Thu Sep 8 10:13:00 GMT 2016
On Sep 08 2016, Florian Weimer <fweimer@redhat.com> wrote:
> diff --git a/stdlib/tst-getrandom.c b/stdlib/tst-getrandom.c
> new file mode 100644
> index 0000000..2e4f7e7
> --- /dev/null
> +++ b/stdlib/tst-getrandom.c
> @@ -0,0 +1,162 @@
> +/* Tests for the getrandom function.
> + Copyright (C) 2016 Free Software Foundation, Inc.
> + This file is part of the GNU C Library.
> +
> + The GNU C Library 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.
> +
> + The GNU C Library 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 the GNU C Library; if not, see
> + <http://www.gnu.org/licenses/>. */
> +
> +#include <errno.h>
> +#include <stdbool.h>
> +#include <stdio.h>
> +#include <string.h>
> +#include <sys/random.h>
> +
> +/* Set to true if any errors are encountered. */
> +static bool errors;
> +
> +/* Test getrandom with a single buffer length. */
> +static void
> +test_length (char *buffer, int length, unsigned flags)
> +{
> + memset (buffer, 0, length);
> + strcpy (buffer + length, "123");
> + ssize_t ret = getrandom (buffer, length, flags);
> + if (ret < 0)
> + {
> + if (!((flags & GRND_RANDOM)
> + && (flags & GRND_NONBLOCK)
Please add != 0 (no implicit boolean coercion).
Andreas.
--
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."
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