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Open Menu /external/ibm-public/postfix/dist/src/tls/tls_prng.h 
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/*	$NetBSD: tls_prng.h,v 1.1.1.1 2009/06/23 10:08:57 tron Exp $	*/

#ifndef _TLS_PRNG_SRC_H_INCLUDED_
#define _TLS_PRNG_SRC_H_INCLUDED_

/*++
/* NAME
/*	tls_prng_src 3h
/* SUMMARY
/*	OpenSSL PRNG maintenance routines
/* SYNOPSIS
/*	#include <tls_prng_src.h>
/* DESCRIPTION
/* .nf

 /*
  * External interface.
  */
typedef struct TLS_PRNG_SRC {
    int     fd;				/* file handle */
    char   *name;			/* resource name */
    int     timeout;			/* time limit of applicable */
} TLS_PRNG_SRC;

extern TLS_PRNG_SRC *tls_prng_egd_open(const char *, int);
extern ssize_t tls_prng_egd_read(TLS_PRNG_SRC *, size_t);
extern int tls_prng_egd_close(TLS_PRNG_SRC *);

extern TLS_PRNG_SRC *tls_prng_dev_open(const char *, int);
extern ssize_t tls_prng_dev_read(TLS_PRNG_SRC *, size_t);
extern int tls_prng_dev_close(TLS_PRNG_SRC *);

extern TLS_PRNG_SRC *tls_prng_file_open(const char *, int);
extern ssize_t tls_prng_file_read(TLS_PRNG_SRC *, size_t);
extern int tls_prng_file_close(TLS_PRNG_SRC *);

extern TLS_PRNG_SRC *tls_prng_exch_open(const char *);
extern void tls_prng_exch_update(TLS_PRNG_SRC *);
extern void tls_prng_exch_close(TLS_PRNG_SRC *);

/* LICENSE
/* .ad
/* .fi
/*	The Secure Mailer license must be distributed with this software.
/* AUTHOR(S)
/*	Wietse Venema
/*	IBM T.J. Watson Research
/*	P.O. Box 704
/*	Yorktown Heights, NY 10598, USA
/*--*/

#endif