From b88bb292821fd7742604ec4e280acebd9a049f62 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:36:22 +0200 Subject: Adding upstream version 3.0.5. Signed-off-by: Daniel Baumann --- src/libdnssec/random.c | 53 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 src/libdnssec/random.c (limited to 'src/libdnssec/random.c') diff --git a/src/libdnssec/random.c b/src/libdnssec/random.c new file mode 100644 index 0000000..5d6be5d --- /dev/null +++ b/src/libdnssec/random.c @@ -0,0 +1,53 @@ +/* Copyright (C) 2018 CZ.NIC, z.s.p.o. + + 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 3 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, see . + */ + +#include +#include +#include +#include +#include + +#include "libdnssec/error.h" +#include "libdnssec/random.h" +#include "libdnssec/shared/shared.h" + +/* -- public API ----------------------------------------------------------- */ + +_public_ +int dnssec_random_buffer(uint8_t *data, size_t size) +{ + if (!data) { + return DNSSEC_EINVAL; + } + + int result = gnutls_rnd(GNUTLS_RND_RANDOM, data, size); + if (result != 0) { + assert_unreachable(); + return DNSSEC_ERROR; + } + + return DNSSEC_EOK; +} + +_public_ +int dnssec_random_binary(dnssec_binary_t *binary) +{ + if (!binary) { + return DNSSEC_EINVAL; + } + + return dnssec_random_buffer(binary->data, binary->size); +} -- cgit v1.2.3