diff options
Diffstat (limited to 'mysys/sha1.c')
| -rw-r--r-- | mysys/sha1.c | 55 |
1 files changed, 43 insertions, 12 deletions
diff --git a/mysys/sha1.c b/mysys/sha1.c index 3469e480c26..e5b33a9ad13 100644 --- a/mysys/sha1.c +++ b/mysys/sha1.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2004, 2006 MySQL AB +/* Copyright (c) 2002, 2004, 2006 MySQL AB This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -6,26 +6,57 @@ This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA +*/ /* Original Source from: http://www.faqs.org/rfcs/rfc3174.html + Copyright (C) The Internet Society (2001). All Rights Reserved. + + This document and translations of it may be copied and furnished to + others, and derivative works that comment on or otherwise explain it + or assist in its implementation may be prepared, copied, published + and distributed, in whole or in part, without restriction of any + kind, provided that the above copyright notice and this paragraph are + included on all such copies and derivative works. However, this + document itself may not be modified in any way, such as by removing + the copyright notice or references to the Internet Society or other + Internet organizations, except as needed for the purpose of + developing Internet standards in which case the procedures for + copyrights defined in the Internet Standards process must be + followed, or as required to translate it into languages other than + English. + + The limited permissions granted above are perpetual and will not be + revoked by the Internet Society or its successors or assigns. + + This document and the information contained herein is provided on an + "AS IS" basis and THE INTERNET SOCIETY AND THE INTERNET ENGINEERING + TASK FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING + BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION + HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF + MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + + Acknowledgement + Funding for the RFC Editor function is currently provided by the + Internet Society. + DESCRIPTION - This file implements the Secure Hashing Algorithm 1 as - defined in FIPS PUB 180-1 published April 17, 1995. - - The SHA-1, produces a 160-bit message digest for a given data - stream. It should take about 2**n steps to find a message with the - same digest as a given message and 2**(n/2) to find any two - messages with the same digest, when n is the digest size in bits. - Therefore, this algorithm can serve as a means of providing a - "fingerprint" for a message. + This file implements the Secure Hashing Algorithm 1 as + defined in FIPS PUB 180-1 published April 17, 1995. + + The SHA-1, produces a 160-bit message digest for a given data + stream. It should take about 2**n steps to find a message with the + same digest as a given message and 2**(n/2) to find any two + messages with the same digest, when n is the digest size in bits. + Therefore, this algorithm can serve as a means of providing a + "fingerprint" for a message. PORTABILITY ISSUES SHA-1 is defined in terms of 32-bit "words". This code uses |