69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
/*
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** OSSP uuid - Universally Unique Identifier
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** Copyright (c) 2004-2008 Ralf S. Engelschall <rse@engelschall.com>
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** Copyright (c) 2004-2008 The OSSP Project <http://www.ossp.org/>
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**
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** This file is part of OSSP uuid, a library for the generation
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** of UUIDs which can found at http://www.ossp.org/pkg/lib/uuid/
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**
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** Permission to use, copy, modify, and distribute this software for
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** any purpose with or without fee is hereby granted, provided that
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** the above copyright notice and this permission notice appear in all
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** copies.
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**
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** THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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** WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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** MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
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** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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** USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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** OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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** SUCH DAMAGE.
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**
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** uuid_prng.h: PRNG API definition
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*/
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#ifndef __PRNG_H___
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#define __PRNG_H___
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#include <string.h> /* size_t */
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#define PRNG_PREFIX uuid_
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/* embedding support */
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#ifdef PRNG_PREFIX
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#if defined(__STDC__) || defined(__cplusplus)
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#define __PRNG_CONCAT(x,y) x ## y
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#define PRNG_CONCAT(x,y) __PRNG_CONCAT(x,y)
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#else
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#define __PRNG_CONCAT(x) x
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#define PRNG_CONCAT(x,y) __PRNG_CONCAT(x)y
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#endif
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#define prng_st PRNG_CONCAT(PRNG_PREFIX,prng_st)
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#define prng_t PRNG_CONCAT(PRNG_PREFIX,prng_t)
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#define prng_create PRNG_CONCAT(PRNG_PREFIX,prng_create)
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#define prng_data PRNG_CONCAT(PRNG_PREFIX,prng_data)
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#define prng_destroy PRNG_CONCAT(PRNG_PREFIX,prng_destroy)
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#endif
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struct prng_st;
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typedef struct prng_st prng_t;
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typedef enum {
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PRNG_RC_OK = 0,
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PRNG_RC_ARG = 1,
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PRNG_RC_MEM = 2,
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PRNG_RC_INT = 3
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} prng_rc_t;
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extern prng_rc_t prng_create (prng_t **prng);
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extern prng_rc_t prng_data (prng_t *prng, void *data_ptr, size_t data_len);
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extern prng_rc_t prng_destroy (prng_t *prng);
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#endif /* __PRNG_H___ */
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