diff options
Diffstat (limited to 'cpukit/librpc/src/rpc/des_crypt.c')
| -rw-r--r-- | cpukit/librpc/src/rpc/des_crypt.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/cpukit/librpc/src/rpc/des_crypt.c b/cpukit/librpc/src/rpc/des_crypt.c deleted file mode 100644 index d74ce9403a..0000000000 --- a/cpukit/librpc/src/rpc/des_crypt.c +++ /dev/null @@ -1,153 +0,0 @@ -/* - * Sun RPC is a product of Sun Microsystems, Inc. and is provided for - * unrestricted use provided that this legend is included on all tape - * media and as a part of the software program in whole or part. Users - * may copy or modify Sun RPC without charge, but are not authorized - * to license or distribute it to anyone else except as part of a product or - * program developed by the user. - * - * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE - * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR - * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. - * - * Sun RPC is provided with no support and without any obligation on the - * part of Sun Microsystems, Inc. to assist in its use, correction, - * modification or enhancement. - * - * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE - * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC - * OR ANY PART THEREOF. - * - * In no event will Sun Microsystems, Inc. be liable for any lost revenue - * or profits or other special, indirect and consequential damages, even if - * Sun has been advised of the possibility of such damages. - * - * Sun Microsystems, Inc. - * 2550 Garcia Avenue - * Mountain View, California 94043 - */ -/* - * des_crypt.c, DES encryption library routines - * Copyright (C) 1986, Sun Microsystems, Inc. - */ - -#include <sys/types.h> -#include <rpc/des_crypt.h> -#include <rpc/des.h> - -#ifndef lint -/* from: static char sccsid[] = "@(#)des_crypt.c 2.2 88/08/10 4.0 RPCSRC; from 1.13 88/02/08 SMI"; */ -static const char rcsid[] = "$FreeBSD: src/lib/libc/rpc/des_crypt.c,v 1.3 1999/08/28 00:00:38 peter Exp $"; -#endif - -static int common_crypt __P(( char *, char *, register unsigned, unsigned, struct desparams * )); -int (*__des_crypt_LOCAL)() = 0; -extern _des_crypt_call __P(( char *, int, struct desparams * )); -/* - * Copy 8 bytes - */ -#define COPY8(src, dst) { \ - register char *a = (char *) dst; \ - register char *b = (char *) src; \ - *a++ = *b++; *a++ = *b++; *a++ = *b++; *a++ = *b++; \ - *a++ = *b++; *a++ = *b++; *a++ = *b++; *a++ = *b++; \ -} - -/* - * Copy multiple of 8 bytes - */ -#define DESCOPY(src, dst, len) { \ - register char *a = (char *) dst; \ - register char *b = (char *) src; \ - register int i; \ - for (i = (int) len; i > 0; i -= 8) { \ - *a++ = *b++; *a++ = *b++; *a++ = *b++; *a++ = *b++; \ - *a++ = *b++; *a++ = *b++; *a++ = *b++; *a++ = *b++; \ - } \ -} - -/* - * CBC mode encryption - */ -int -cbc_crypt(key, buf, len, mode, ivec) - char *key; - char *buf; - unsigned len; - unsigned mode; - char *ivec; -{ - int err; - struct desparams dp; - -#ifdef BROKEN_DES - dp.UDES.UDES_buf = buf; - dp.des_mode = ECB; -#else - dp.des_mode = CBC; -#endif - COPY8(ivec, dp.des_ivec); - err = common_crypt(key, buf, len, mode, &dp); - COPY8(dp.des_ivec, ivec); - return(err); -} - - -/* - * ECB mode encryption - */ -int -ecb_crypt(key, buf, len, mode) - char *key; - char *buf; - unsigned len; - unsigned mode; -{ - struct desparams dp; - -#ifdef BROKEN_DES - dp.UDES.UDES_buf = buf; - dp.des_mode = CBC; -#else - dp.des_mode = ECB; -#endif - return(common_crypt(key, buf, len, mode, &dp)); -} - - - -/* - * Common code to cbc_crypt() & ecb_crypt() - */ -static int -common_crypt(key, buf, len, mode, desp) - char *key; - char *buf; - register unsigned len; - unsigned mode; - register struct desparams *desp; -{ - register int desdev; - - if ((len % 8) != 0 || len > DES_MAXDATA) { - return(DESERR_BADPARAM); - } - desp->des_dir = - ((mode & DES_DIRMASK) == DES_ENCRYPT) ? ENCRYPT : DECRYPT; - - desdev = mode & DES_DEVMASK; - COPY8(key, desp->des_key); - /* - * software - */ - if (__des_crypt_LOCAL != NULL) { - if (!__des_crypt_LOCAL(buf, len, desp)) { - return (DESERR_HWERROR); - } - } else { - if (!_des_crypt_call(buf, len, desp)) { - return (DESERR_HWERROR); - } - } - return(desdev == DES_SW ? DESERR_NONE : DESERR_NOHWDEVICE); -} |