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cleanup of queue code

This commit is contained in:
explorer 1997-10-20 15:06:04 +00:00
parent 7f8a4b47f8
commit bef5af6d26
1 changed files with 14 additions and 7 deletions
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21
sys/sys/rnd.h
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@ -1,4 +1,4 @@
/* $NetBSD: rnd.h,v 1.7 1997/10/19 03:47:50 explorer Exp $ */
/* $NetBSD: rnd.h,v 1.8 1997/10/20 15:06:04 explorer Exp $ */
/*-
* Copyright (c) 1997 The NetBSD Foundation, Inc.
@ -53,16 +53,22 @@
#define RND_DEV_RANDOM 0 /* minor devices for random and kinda random */
#define RND_DEV_URANDOM 1
/*
* size of entropy pool in 32-bit words. This _MUST_ be a power of 2. Don't
* change this unless you really know what you are doing...
*/
#ifndef RND_POOLWORDS
#define RND_POOLWORDS 128 /* size of entropy pool in 32-bit words */
#define RND_POOLWORDS 128
#endif
#ifndef RND_EVENTQSIZE
#define RND_EVENTQSIZE 250 /* size of event queue */
#endif
#define RND_POOLBITS (RND_POOLWORDS * 32)
/*
* size of the event queue. This _MUST_ be a power of 2.
*/
#ifndef RND_EVENTQSIZE
#define RND_EVENTQSIZE 128
#endif
typedef struct {
u_int32_t cursor; /* current add point in the pool */
u_int32_t entropy; /* current entropy estimate in bits */
@ -127,6 +133,7 @@ void rnd_add_data __P((rndsource_element_t *, void *, u_int32_t,
int rnd_extract_data __P((void *, u_int32_t, u_int32_t));
void rnd_attach_source __P((rndsource_element_t *, char *,
u_int32_t));
void rnd_detach_source __P((rndsource_element_t *));
#endif /* _KERNEL */