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Diffstat (limited to 'ext/dnet/rand.h')
-rw-r--r-- | ext/dnet/rand.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/ext/dnet/rand.h b/ext/dnet/rand.h new file mode 100644 index 000000000..49121930c --- /dev/null +++ b/ext/dnet/rand.h @@ -0,0 +1,33 @@ +/* + * rand.h + * + * Pseudo-random number generation, based on OpenBSD arc4random(). + * + * Copyright (c) 2000 Dug Song <dugsong@monkey.org> + * Copyright (c) 1996 David Mazieres <dm@lcs.mit.edu> + * + * $Id: rand.h,v 1.4 2002/04/07 19:01:25 dugsong Exp $ + */ + +#ifndef DNET_RAND_H +#define DNET_RAND_H + +typedef struct rand_handle rand_t; + +__BEGIN_DECLS +rand_t *rand_open(void); + +int rand_get(rand_t *r, void *buf, size_t len); +int rand_set(rand_t *r, const void *seed, size_t len); +int rand_add(rand_t *r, const void *buf, size_t len); + +uint8_t rand_uint8(rand_t *r); +uint16_t rand_uint16(rand_t *r); +uint32_t rand_uint32(rand_t *r); + +int rand_shuffle(rand_t *r, void *base, size_t nmemb, size_t size); + +rand_t *rand_close(rand_t *r); +__END_DECLS + +#endif /* DNET_RAND_H */ |