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Diffstat (limited to 'openssl/crypto/des/qud_cksm.c')
| -rw-r--r-- | openssl/crypto/des/qud_cksm.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/openssl/crypto/des/qud_cksm.c b/openssl/crypto/des/qud_cksm.c deleted file mode 100644 index dac20122..00000000 --- a/openssl/crypto/des/qud_cksm.c +++ /dev/null @@ -1,139 +0,0 @@ -/* crypto/des/qud_cksm.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.] - */ - -/* From "Message Authentication" R.R. Jueneman, S.M. Matyas, C.H. Meyer - * IEEE Communications Magazine Sept 1985 Vol. 23 No. 9 p 29-40 - * This module in only based on the code in this paper and is - * almost definitely not the same as the MIT implementation. - */ -#include "des_locl.h" - -/* bug fix for dos - 7/6/91 - Larry hughes@logos.ucs.indiana.edu */ -#define Q_B0(a) (((DES_LONG)(a))) -#define Q_B1(a) (((DES_LONG)(a))<<8) -#define Q_B2(a) (((DES_LONG)(a))<<16) -#define Q_B3(a) (((DES_LONG)(a))<<24) - -/* used to scramble things a bit */ -/* Got the value MIT uses via brute force :-) 2/10/90 eay */ -#define NOISE ((DES_LONG)83653421L) - -DES_LONG DES_quad_cksum(const unsigned char *input, DES_cblock output[], - long length, int out_count, DES_cblock *seed) - { - DES_LONG z0,z1,t0,t1; - int i; - long l; - const unsigned char *cp; -#ifdef _CRAY - struct lp_st { int a:32; int b:32; } *lp; -#else - DES_LONG *lp; -#endif - - if (out_count < 1) out_count=1; -#ifdef _CRAY - lp = (struct lp_st *) &(output[0])[0]; -#else - lp = (DES_LONG *) &(output[0])[0]; -#endif - - z0=Q_B0((*seed)[0])|Q_B1((*seed)[1])|Q_B2((*seed)[2])|Q_B3((*seed)[3]); - z1=Q_B0((*seed)[4])|Q_B1((*seed)[5])|Q_B2((*seed)[6])|Q_B3((*seed)[7]); - - for (i=0; ((i<4)&&(i<out_count)); i++) - { - cp=input; - l=length; - while (l > 0) - { - if (l > 1) - { - t0= (DES_LONG)(*(cp++)); - t0|=(DES_LONG)Q_B1(*(cp++)); - l--; - } - else - t0= (DES_LONG)(*(cp++)); - l--; - /* add */ - t0+=z0; - t0&=0xffffffffL; - t1=z1; - /* square, well sort of square */ - z0=((((t0*t0)&0xffffffffL)+((t1*t1)&0xffffffffL)) - &0xffffffffL)%0x7fffffffL; - z1=((t0*((t1+NOISE)&0xffffffffL))&0xffffffffL)%0x7fffffffL; - } - if (lp != NULL) - { - /* The MIT library assumes that the checksum is - * composed of 2*out_count 32 bit ints */ -#ifdef _CRAY - (*lp).a = z0; - (*lp).b = z1; - lp++; -#else - *lp++ = z0; - *lp++ = z1; -#endif - } - } - return(z0); - } - |