mirror of https://github.com/sudo-project/sudo.git
58 lines
2.0 KiB
C
58 lines
2.0 KiB
C
/*
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* SPDX-License-Identifier: ISC
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*
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* Copyright (c) 2018 Todd C. Miller <Todd.Miller@sudo.ws>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Sponsored in part by the Defense Advanced Research Projects
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* Agency (DARPA) and Air Force Research Laboratory, Air Force
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* Materiel Command, USAF, under agreement number F39502-99-1-0512.
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*/
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#ifndef SUDO_RAND_H
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#define SUDO_RAND_H
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#include <stdlib.h> /* For arc4random() on systems that have it */
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/*
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* All libc replacements are prefixed with "sudo_" to avoid namespace issues.
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*/
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#ifndef HAVE_ARC4RANDOM
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sudo_dso_public uint32_t sudo_arc4random(void);
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# undef arc4random
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# define arc4random() sudo_arc4random()
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#endif /* ARC4RANDOM */
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#ifndef HAVE_ARC4RANDOM_BUF
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sudo_dso_public void sudo_arc4random_buf(void *buf, size_t n);
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# undef arc4random_buf
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# define arc4random_buf(a, b) sudo_arc4random_buf((a), (b))
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#endif /* ARC4RANDOM_BUF */
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#ifndef HAVE_ARC4RANDOM_UNIFORM
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sudo_dso_public uint32_t sudo_arc4random_uniform(uint32_t upper_bound);
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# undef arc4random_uniform
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# define arc4random_uniform(_a) sudo_arc4random_uniform((_a))
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#endif /* ARC4RANDOM_UNIFORM */
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#ifndef HAVE_GETENTROPY
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/* Note: not exported by libutil. */
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int sudo_getentropy(void *buf, size_t buflen);
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# undef getentropy
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# define getentropy(_a, _b) sudo_getentropy((_a), (_b))
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#endif /* HAVE_GETENTROPY */
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#endif /* SUDO_RAND_H */
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