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/*
* Copyright 2023 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include "internal/quic_types.h"
#include <openssl/rand.h>
#include <openssl/err.h>
int ossl_quic_gen_rand_conn_id(OSSL_LIB_CTX *libctx, size_t len,
QUIC_CONN_ID *cid)
{
if (len > QUIC_MAX_CONN_ID_LEN)
return 0;
cid->id_len = (unsigned char)len;
if (RAND_bytes_ex(libctx, cid->id, len, len * 8) != 1) {
ERR_raise(ERR_LIB_SSL, ERR_R_RAND_LIB);
cid->id_len = 0;
return 0;
}
return 1;
}
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