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author | Michael Widenius <monty@askmonty.org> | 2013-03-26 00:03:13 +0200 |
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committer | Michael Widenius <monty@askmonty.org> | 2013-03-26 00:03:13 +0200 |
commit | 068c61978e3a81836d52b8caf11e044290159ad1 (patch) | |
tree | 2cbca861ab2cebe3bd99379ca9668bb483ca0d2a /mysys_ssl/my_sha1.cc | |
parent | 35bc8f9f4353b64da215e52ff6f1612a8ce66f43 (diff) | |
download | mariadb-git-068c61978e3a81836d52b8caf11e044290159ad1.tar.gz |
Temporary commit of 10.0-merge
Diffstat (limited to 'mysys_ssl/my_sha1.cc')
-rw-r--r-- | mysys_ssl/my_sha1.cc | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/mysys_ssl/my_sha1.cc b/mysys_ssl/my_sha1.cc new file mode 100644 index 00000000000..1c4bf7c9747 --- /dev/null +++ b/mysys_ssl/my_sha1.cc @@ -0,0 +1,141 @@ +/* Copyright (c) 2012, 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, + 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */ + + +/** + @file + + @brief + Wrapper functions for OpenSSL, YaSSL implementations. Also provides a + Compatibility layer to make available YaSSL's SHA1 implementation. +*/ + +#include <my_global.h> +#include <sha1.h> + +#if defined(HAVE_YASSL) +#include "sha.hpp" + +/** + Compute SHA1 message digest using YaSSL. + + @param digest [out] Computed SHA1 digest + @param buf [in] Message to be computed + @param len [in] Length of the message + + @return void +*/ +void mysql_sha1_yassl(uint8 *digest, const char *buf, int len) +{ + TaoCrypt::SHA hasher; + hasher.Update((const TaoCrypt::byte *) buf, len); + hasher.Final ((TaoCrypt::byte *) digest); +} + +/** + Compute SHA1 message digest for two messages in order to + emulate sha1(msg1, msg2) using YaSSL. + + @param digest [out] Computed SHA1 digest + @param buf1 [in] First message + @param len1 [in] Length of first message + @param buf2 [in] Second message + @param len2 [in] Length of second message + + @return void +*/ +void mysql_sha1_multi_yassl(uint8 *digest, const char *buf1, int len1, + const char *buf2, int len2) +{ + TaoCrypt::SHA hasher; + hasher.Update((const TaoCrypt::byte *) buf1, len1); + hasher.Update((const TaoCrypt::byte *) buf2, len2); + hasher.Final((TaoCrypt::byte *) digest); +} + +#elif defined(HAVE_OPENSSL) +#include <openssl/sha.h> + +int mysql_sha1_reset(SHA_CTX *context) +{ + return SHA1_Init(context); +} + + +int mysql_sha1_input(SHA_CTX *context, const uint8 *message_array, + unsigned length) +{ + return SHA1_Update(context, message_array, length); +} + + +int mysql_sha1_result(SHA_CTX *context, + uint8 Message_Digest[SHA1_HASH_SIZE]) +{ + return SHA1_Final(Message_Digest, context); +} + +#endif /* HAVE_YASSL */ + +/** + Wrapper function to compute SHA1 message digest. + + @param digest [out] Computed SHA1 digest + @param buf [in] Message to be computed + @param len [in] Length of the message + + @return void +*/ +void compute_sha1_hash(uint8 *digest, const char *buf, int len) +{ +#if defined(HAVE_YASSL) + mysql_sha1_yassl(digest, buf, len); +#elif defined(HAVE_OPENSSL) + SHA_CTX sha1_context; + + mysql_sha1_reset(&sha1_context); + mysql_sha1_input(&sha1_context, (const uint8 *) buf, len); + mysql_sha1_result(&sha1_context, digest); +#endif /* HAVE_YASSL */ +} + + +/** + Wrapper function to compute SHA1 message digest for + two messages in order to emulate sha1(msg1, msg2). + + @param digest [out] Computed SHA1 digest + @param buf1 [in] First message + @param len1 [in] Length of first message + @param buf2 [in] Second message + @param len2 [in] Length of second message + + @return void +*/ +void compute_sha1_hash_multi(uint8 *digest, const char *buf1, int len1, + const char *buf2, int len2) +{ +#if defined(HAVE_YASSL) + mysql_sha1_multi_yassl(digest, buf1, len1, buf2, len2); +#elif defined(HAVE_OPENSSL) + SHA_CTX sha1_context; + + mysql_sha1_reset(&sha1_context); + mysql_sha1_input(&sha1_context, (const uint8 *) buf1, len1); + mysql_sha1_input(&sha1_context, (const uint8 *) buf2, len2); + mysql_sha1_result(&sha1_context, digest); +#endif /* HAVE_YASSL */ +} + |