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105 lines
3.7 KiB
C
105 lines
3.7 KiB
C
#ifndef SHA1_INCLUDED
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#define SHA1_INCLUDED
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/* Copyright (c) 2002, 2006 MySQL AB, 2009 Sun Microsystems, Inc.
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Use is subject to license terms.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/*
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This is the header file for code which implements the Secure
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Hashing Algorithm 1 as defined in FIPS PUB 180-1 published
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April 17, 1995.
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Many of the variable names in this code, especially the
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single character names, were used because those were the names
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used in the publication.
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Please read the file sha1.c for more information.
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Modified 2002 by Peter Zaitsev to better follow MySQL standards
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Original Source from: http://www.faqs.org/rfcs/rfc3174.html
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Copyright (C) The Internet Society (2001). All Rights Reserved.
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This document and translations of it may be copied and furnished to
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others, and derivative works that comment on or otherwise explain it
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or assist in its implementation may be prepared, copied, published
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and distributed, in whole or in part, without restriction of any
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kind, provided that the above copyright notice and this paragraph are
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included on all such copies and derivative works. However, this
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document itself may not be modified in any way, such as by removing
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the copyright notice or references to the Internet Society or other
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Internet organizations, except as needed for the purpose of
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developing Internet standards in which case the procedures for
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copyrights defined in the Internet Standards process must be
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followed, or as required to translate it into languages other than
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English.
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The limited permissions granted above are perpetual and will not be
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revoked by the Internet Society or its successors or assigns.
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This document and the information contained herein is provided on an
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"AS IS" basis and THE INTERNET SOCIETY AND THE INTERNET ENGINEERING
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TASK FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING
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BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION
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HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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Acknowledgement
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Funding for the RFC Editor function is currently provided by the
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Internet Society.
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*/
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enum sha_result_codes
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{
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SHA_SUCCESS = 0,
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SHA_NULL, /* Null pointer parameter */
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SHA_INPUT_TOO_LONG, /* input data too long */
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SHA_STATE_ERROR /* called Input after Result */
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};
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#define SHA1_HASH_SIZE 20 /* Hash size in bytes */
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/*
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This structure will hold context information for the SHA-1
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hashing operation
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*/
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typedef struct SHA1_CONTEXT
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{
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ulonglong Length; /* Message length in bits */
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uint32 Intermediate_Hash[SHA1_HASH_SIZE/4]; /* Message Digest */
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int Computed; /* Is the digest computed? */
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int Corrupted; /* Is the message digest corrupted? */
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int16 Message_Block_Index; /* Index into message block array */
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uint8 Message_Block[64]; /* 512-bit message blocks */
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} SHA1_CONTEXT;
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/*
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Function Prototypes
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*/
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C_MODE_START
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int mysql_sha1_reset(SHA1_CONTEXT*);
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int mysql_sha1_input(SHA1_CONTEXT*, const uint8 *, unsigned int);
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int mysql_sha1_result(SHA1_CONTEXT* , uint8 Message_Digest[SHA1_HASH_SIZE]);
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C_MODE_END
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#endif /* SHA__INCLUDED */
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