78 lines
2.8 KiB
C
78 lines
2.8 KiB
C
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/*
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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_sha1.h: SHA-1 API definition
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*/
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#ifndef __SHA1_H___
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#define __SHA1_H___
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#include <string.h> /* size_t */
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#define SHA1_PREFIX uuid_
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/* embedding support */
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#ifdef SHA1_PREFIX
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#if defined(__STDC__) || defined(__cplusplus)
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#define __SHA1_CONCAT(x,y) x ## y
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#define SHA1_CONCAT(x,y) __SHA1_CONCAT(x,y)
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#else
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#define __SHA1_CONCAT(x) x
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#define SHA1_CONCAT(x,y) __SHA1_CONCAT(x)y
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#endif
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#define sha1_st SHA1_CONCAT(SHA1_PREFIX,sha1_st)
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#define sha1_t SHA1_CONCAT(SHA1_PREFIX,sha1_t)
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#define sha1_create SHA1_CONCAT(SHA1_PREFIX,sha1_create)
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#define sha1_init SHA1_CONCAT(SHA1_PREFIX,sha1_init)
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#define sha1_update SHA1_CONCAT(SHA1_PREFIX,sha1_update)
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#define sha1_store SHA1_CONCAT(SHA1_PREFIX,sha1_store)
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#define sha1_format SHA1_CONCAT(SHA1_PREFIX,sha1_format)
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#define sha1_destroy SHA1_CONCAT(SHA1_PREFIX,sha1_destroy)
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#endif
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struct sha1_st;
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typedef struct sha1_st sha1_t;
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#define SHA1_LEN_BIN 20
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#define SHA1_LEN_STR 40
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typedef enum {
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SHA1_RC_OK = 0,
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SHA1_RC_ARG = 1,
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SHA1_RC_MEM = 2,
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SHA1_RC_INT = 3
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} sha1_rc_t;
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extern sha1_rc_t sha1_create (sha1_t **sha1);
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extern sha1_rc_t sha1_init (sha1_t *sha1);
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extern sha1_rc_t sha1_update (sha1_t *sha1, const void *data_ptr, size_t data_len);
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extern sha1_rc_t sha1_store (sha1_t *sha1, void **data_ptr, size_t *data_len);
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extern sha1_rc_t sha1_format (sha1_t *sha1, char **data_ptr, size_t *data_len);
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extern sha1_rc_t sha1_destroy (sha1_t *sha1);
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#endif /* __SHA1_H___ */
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