qemu/include/crypto/random.h
Markus Armbruster a8d2532645 Include qemu-common.h exactly where needed
No header includes qemu-common.h after this commit, as prescribed by
qemu-common.h's file comment.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190523143508.25387-5-armbru@redhat.com>
[Rebased with conflicts resolved automatically, except for
include/hw/arm/xlnx-zynqmp.h hw/arm/nrf51_soc.c hw/arm/msf2-soc.c
block/qcow2-refcount.c block/qcow2-cluster.c block/qcow2-cache.c
target/arm/cpu.h target/lm32/cpu.h target/m68k/cpu.h target/mips/cpu.h
target/moxie/cpu.h target/nios2/cpu.h target/openrisc/cpu.h
target/riscv/cpu.h target/tilegx/cpu.h target/tricore/cpu.h
target/unicore32/cpu.h target/xtensa/cpu.h; bsd-user/main.c and
net/tap-bsd.c fixed up]
2019-06-12 13:20:20 +02:00

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 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 */