diff options
Diffstat (limited to 'main/openssl/crypto/rc2/rc2_ecb.c')
| -rw-r--r-- | main/openssl/crypto/rc2/rc2_ecb.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/main/openssl/crypto/rc2/rc2_ecb.c b/main/openssl/crypto/rc2/rc2_ecb.c new file mode 100644 index 00000000..fff86c7a --- /dev/null +++ b/main/openssl/crypto/rc2/rc2_ecb.c @@ -0,0 +1,88 @@ +/* crypto/rc2/rc2_ecb.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <openssl/rc2.h> +#include "rc2_locl.h" +#include <openssl/opensslv.h> + +const char RC2_version[]="RC2" OPENSSL_VERSION_PTEXT; + +/* RC2 as implemented frm a posting from + * Newsgroups: sci.crypt + * Sender: pgut01@cs.auckland.ac.nz (Peter Gutmann) + * Subject: Specification for Ron Rivests Cipher No.2 + * Message-ID: <4fk39f$f70@net.auckland.ac.nz> + * Date: 11 Feb 1996 06:45:03 GMT + */ + +void RC2_ecb_encrypt(const unsigned char *in, unsigned char *out, RC2_KEY *ks, + int encrypt) + { + unsigned long l,d[2]; + + c2l(in,l); d[0]=l; + c2l(in,l); d[1]=l; + if (encrypt) + RC2_encrypt(d,ks); + else + RC2_decrypt(d,ks); + l=d[0]; l2c(l,out); + l=d[1]; l2c(l,out); + l=d[0]=d[1]=0; + } + |