mirror of
https://github.com/opnsense/src.git
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6318052d9e
lots of new features compared to 9.4.x, including: Full NSEC3 support Automatic zone re-signing New update-policy methods tcp-self and 6to4-self DHCID support. More detailed statistics counters including those supported in BIND 8. Faster ACL processing. Efficient LRU cache-cleaning mechanism. NSID support.
48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/*
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* Copyright (C) 2006, 2008, 2009 Internet Systems Consortium, Inc. ("ISC")
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*
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* Permission to use, copy, modify, and/or 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 ISC DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $Id: iterated_hash.c,v 1.4.48.2 2009/02/18 23:47:12 tbox Exp $ */
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#include "config.h"
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#include <stdio.h>
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#include <isc/sha1.h>
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#include <isc/iterated_hash.h>
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int
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isc_iterated_hash(unsigned char out[ISC_SHA1_DIGESTLENGTH],
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unsigned int hashalg, int iterations,
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const unsigned char *salt, int saltlength,
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const unsigned char *in, int inlength)
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{
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isc_sha1_t ctx;
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int n = 0;
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if (hashalg != 1)
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return (0);
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do {
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isc_sha1_init(&ctx);
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isc_sha1_update(&ctx, in, inlength);
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isc_sha1_update(&ctx, salt, saltlength);
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isc_sha1_final(&ctx, out);
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in = out;
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inlength = ISC_SHA1_DIGESTLENGTH;
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} while (n++ < iterations);
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return (ISC_SHA1_DIGESTLENGTH);
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}
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