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Diffstat (limited to '3rdparty/des-4.04b/ecb_enc.c')
| -rw-r--r-- | 3rdparty/des-4.04b/ecb_enc.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/3rdparty/des-4.04b/ecb_enc.c b/3rdparty/des-4.04b/ecb_enc.c new file mode 100644 index 0000000..4e91c34 --- /dev/null +++ b/3rdparty/des-4.04b/ecb_enc.c @@ -0,0 +1,124 @@ +/* crypto/des/ecb_enc.c */ +/* Copyright (C) 1995-1997 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 "des_locl.h" +#include "spr.h" + +char *libdes_version="libdes v 3.24 - 20-Apr-1996 - eay"; +char *DES_version="DES part of SSLeay 0.8.2b 08-Jan-1998"; + +char *des_options() + { + static int init=1; + static char buf[32]; + + if (init) + { + char *ptr,*unroll,*risc,*size; + + init=0; +#ifdef DES_PTR + ptr="ptr"; +#else + ptr="idx"; +#endif +#if defined(DES_RISC1) || defined(DES_RISC2) +#ifdef DES_RISC1 + risc="risc1"; +#endif +#ifdef DES_RISC2 + risc="risc2"; +#endif +#else + risc="cisc"; +#endif +#ifdef DES_UNROLL + unroll="16"; +#else + unroll="4"; +#endif + if (sizeof(DES_LONG) != sizeof(long)) + size="int"; + else + size="long"; + sprintf(buf,"des(%s,%s,%s,%s)",ptr,risc,unroll,size); + } + return(buf); + } + + +void des_ecb_encrypt(input, output, ks, enc) +des_cblock (*input); +des_cblock (*output); +des_key_schedule ks; +int enc; + { + register DES_LONG l; + register unsigned char *in,*out; + DES_LONG ll[2]; + + in=(unsigned char *)input; + out=(unsigned char *)output; + c2l(in,l); ll[0]=l; + c2l(in,l); ll[1]=l; + des_encrypt(ll,ks,enc); + l=ll[0]; l2c(l,out); + l=ll[1]; l2c(l,out); + l=ll[0]=ll[1]=0; + } + |