qemu-e2k/include/crypto/random.h
Thomas Huth b7cbb8741b crypto: Fix LGPL information in the file headers
It's either "GNU *Library* General Public License version 2" or "GNU
Lesser General Public License version *2.1*", but there was no "version
2.0" of the "Lesser" license. So assume that version 2.1 is meant here.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
2019-07-19 14:21:25 +01:00

51 lines
1.4 KiB
C

/*
* QEMU Crypto random number provider
*
* Copyright (c) 2015-2016 Red Hat, Inc.
*
* This 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.
*
* This 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 this library; if not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef QCRYPTO_RANDOM_H
#define QCRYPTO_RANDOM_H
/**
* qcrypto_random_bytes:
* @buf: the buffer to fill
* @buflen: length of @buf in bytes
* @errp: pointer to a NULL-initialized error object
*
* Fill @buf with @buflen bytes of cryptographically strong
* random data
*
* Returns 0 on success, -1 on error
*/
int qcrypto_random_bytes(void *buf,
size_t buflen,
Error **errp);
/**
* qcrypto_random_init:
* @errp: pointer to a NULL-initialized error object
*
* Initializes the handles used by qcrypto_random_bytes
*
* Returns 0 on success, -1 on error
*/
int qcrypto_random_init(Error **errp);
#endif /* QCRYPTO_RANDOM_H */