[apple/xnu.git] / EXTERNAL_HEADERS / corecrypto / ccrng_system.h

/*
 *  ccrng_system.h
 *  corecrypto
 *
 *  Created on 12/13/2010
 *
 *  Copyright (c) 2010,2013,2014,2015 Apple Inc. All rights reserved.
 *
 */

#ifndef _CORECRYPTO_CCRNG_SYSTEM_H_
#define _CORECRYPTO_CCRNG_SYSTEM_H_

#include <corecrypto/ccrng.h>

struct ccrng_system_state {
    CCRNG_STATE_COMMON
    int fd;
};

// Setup the system RNG (open descriptor on file /dev/random)
int ccrng_system_init(struct ccrng_system_state *rng);

// Close the system RNG
// Mandatory step to avoid leaking file descriptor
void ccrng_system_done(struct ccrng_system_state *rng);

#endif /* _CORECRYPTO_CCRNG_SYSTEM_H_ */
Commit	Line	Data
316670eb A	1	/*
	2	* ccrng_system.h
	3	* corecrypto
	4	*
3e170ce0 A	5	* Created on 12/13/2010
	6	*
	7	* Copyright (c) 2010,2013,2014,2015 Apple Inc. All rights reserved.
316670eb A	8	*
	9	*/
	10
	11	#ifndef _CORECRYPTO_CCRNG_SYSTEM_H_
	12	#define _CORECRYPTO_CCRNG_SYSTEM_H_
	13
	14	#include <corecrypto/ccrng.h>
	15
	16	struct ccrng_system_state {
	17	CCRNG_STATE_COMMON
	18	int fd;
	19	};
	20
3e170ce0	21	// Setup the system RNG (open descriptor on file /dev/random)
316670eb A	22	int ccrng_system_init(struct ccrng_system_state *rng);
316670eb A	23
3e170ce0 A	24	// Close the system RNG
3e170ce0 A	25	// Mandatory step to avoid leaking file descriptor
fe8ab488 A	26	void ccrng_system_done(struct ccrng_system_state *rng);
fe8ab488 A	27
316670eb	28	#endif /* _CORECRYPTO_CCRNG_SYSTEM_H_ */