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60 строки
2.0 KiB
C
60 строки
2.0 KiB
C
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is SHA 180-1 Reference Implementation (Optimized)
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*
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* The Initial Developer of the Original Code is Paul Kocher of
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* Cryptography Research. Portions created by Paul Kocher are
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* Copyright (C) 1995-9 by Cryptography Research, Inc. All
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* Rights Reserved.
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*
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* Contributor(s):
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*
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* Paul Kocher
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU General Public License Version 2 or later (the
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* "GPL"), in which case the provisions of the GPL are applicable
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* instead of those above. If you wish to allow use of your
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* version of this file only under the terms of the GPL and not to
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* allow others to use your version of this file under the MPL,
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* indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by
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* the GPL. If you do not delete the provisions above, a recipient
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* may use your version of this file under either the MPL or the
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* GPL.
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*/
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#ifndef _SHA_FAST_H_
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#define _SHA_FAST_H_
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#define SHA1_INPUT_LEN 64
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struct SHA1ContextStr {
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union {
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PRUint32 w[80]; /* input buffer, plus 64 words */
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PRUint8 b[320];
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} u;
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PRUint32 H[5]; /* 5 state variables */
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PRUint32 sizeHi,sizeLo; /* 64-bit count of hashed bytes. */
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};
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#define SHA_MASK 0x00FF00FF
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#if defined(IS_LITTLE_ENDIAN)
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#define SHA_HTONL(x) (A = (x), A = (A << 16) | (A >> 16), \
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((A & SHA_MASK) << 8) | ((A >> 8) & SHA_MASK))
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#else
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#define SHA_HTONL(x) (x)
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#endif
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#define SHA_BYTESWAP(x) x = SHA_HTONL(x)
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#endif /* _SHA_FAST_H_ */
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