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/* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
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
the Free Software Foundation; version 2 of the License.
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
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
/**
@file
A compatibility layer to our built-in SSL implementation, to mimic the
oft-used external library, OpenSSL.
*/
#include <my_global.h>
#include <sha2.h>
#ifdef HAVE_YASSL
/*
If TaoCrypt::SHA512 or ::SHA384 are not defined (but ::SHA256 is), it's
probably that neither of config.h's SIZEOF_LONG or SIZEOF_LONG_LONG are
64 bits long. At present, both OpenSSL and YaSSL require 64-bit integers
for SHA-512. (The SIZEOF_* definitions come from autoconf's config.h .)
*/
# define GEN_YASSL_SHA2_BRIDGE(size) \
unsigned char* SHA##size(const unsigned char *input_ptr, size_t input_length, \
char unsigned *output_ptr) { \
TaoCrypt::SHA##size hasher; \
\
hasher.Update(input_ptr, input_length); \
hasher.Final(output_ptr); \
return(output_ptr); \
}
/**
@fn SHA512
@fn SHA384
@fn SHA256
@fn SHA224
Instantiate an hash object, fill in the cleartext value, compute the digest,
and extract the result from the object.
(Generate the functions. See similar .h code for the prototypes.)
*/
# ifndef OPENSSL_NO_SHA512
GEN_YASSL_SHA2_BRIDGE(512);
GEN_YASSL_SHA2_BRIDGE(384);
# else
# warning Some SHA2 functionality is missing. See OPENSSL_NO_SHA512.
# endif
GEN_YASSL_SHA2_BRIDGE(256);
GEN_YASSL_SHA2_BRIDGE(224);
# undef GEN_YASSL_SHA2_BRIDGE
#endif /* HAVE_YASSL */
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