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/*
* Copyright (c) 2018 Todd C. Miller <Todd.Miller@sudo.ws>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Sponsored in part by the Defense Advanced Research Projects
* Agency (DARPA) and Air Force Research Laboratory, Air Force
* Materiel Command, USAF, under agreement number F39502-99-1-0512.
*/
#ifndef SUDO_RAND_H
#define SUDO_RAND_H
#include <stdlib.h> /* For arc4random() on systems that have it */
/*
* All libc replacements are prefixed with "sudo_" to avoid namespace issues.
*/
#ifndef HAVE_ARC4RANDOM
/* Note: not exported by libutil. */
uint32_t sudo_arc4random(void);
# undef arc4random
# define arc4random() sudo_arc4random()
#endif /* ARC4RANDOM */
#ifndef HAVE_ARC4RANDOM_UNIFORM
__dso_public uint32_t sudo_arc4random_uniform(uint32_t upper_bound);
# undef arc4random_uniform
# define arc4random_uniform(_a) sudo_arc4random_uniform((_a))
#endif /* ARC4RANDOM_UNIFORM */
#ifndef HAVE_GETENTROPY
/* Note: not exported by libutil. */
int sudo_getentropy(void *buf, size_t buflen);
# undef getentropy
# define getentropy(_a, _b) sudo_getentropy((_a), (_b))
#endif /* HAVE_GETENTROPY */
#endif /* SUDO_RAND_H */
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