diff options
Diffstat (limited to 'third_party/srtp/crypto/rng/rand_source_ossl.c')
-rw-r--r-- | third_party/srtp/crypto/rng/rand_source_ossl.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/third_party/srtp/crypto/rng/rand_source_ossl.c b/third_party/srtp/crypto/rng/rand_source_ossl.c new file mode 100644 index 00000000..4bca6ac8 --- /dev/null +++ b/third_party/srtp/crypto/rng/rand_source_ossl.c @@ -0,0 +1,70 @@ +/* + * rand_source_ossl.c + * + * implements a random source based on OpenSSL RAND_bytes() + * + * John A. Foley + * Cisco Systems, Inc. + */ +/* + * + * Copyright(c) 2013, Cisco Systems, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met:crypto/test/aes_calc.c + * + * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * + * Neither the name of the Cisco Systems, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifdef HAVE_CONFIG_H + #include <config.h> +#endif + +#include "rand_source.h" +#include <openssl/rand.h> + + +err_status_t rand_source_init (void) +{ + return err_status_ok; +} + +err_status_t rand_source_get_octet_string (void *dest, uint32_t len) +{ + if (RAND_bytes(dest, len) == 1) { + return err_status_ok; + } else { + return err_status_fail; + } +} + +err_status_t rand_source_deinit (void) +{ + return err_status_ok; +} |