glibc/sunrpc/des_crypt.c
Roland McGrath 8784cc18e1 2002-08-05 Jakub Jelinek <jakub@redhat.com>
* include/wchar.h (wcrtomb, wcscmp, wcsftime, wcsspn, wcschr, wcscoll,
        wcspbrk): Add libc_hidden_proto.
        * time/strftime.c (my_strftime): Add libc_hidden_def.
        (strftime): Remove libc_hidden_def.
        * wcsmbs/wcschr.c (wcschr): Add libc_hidden_def.
        * wcsmbs/wcspbrk.c (wcspbrk): Likewise.
        * wcsmbs/wcsspn.c (wcsspn): Likewise.
        * wcsmbs/wcscmp.c (wcscmp): Likewise.
        * wcsmbs/wcrtomb.c (wcrtomb): Add libc_hidden_weak.
        * wcsmbs/wcscoll.c (wcscoll): Likewise.

        * include/rpc/rpc.h (__rpc_thread_svc_max_pollfd,
        __rpc_thread_svc_pollfd, __rpc_thread_svc_fdset,
        __rpc_thread_createerr): Add libc_hidden_proto.
        * sunrpc/rpc_thread.c (__rpc_thread_svc_max_pollfd,
        __rpc_thread_svc_pollfd, __rpc_thread_svc_fdset,
        __rpc_thread_createerr): Add libc_hidden_def.

        * include/rpc/clnt.h (clnt_sperrno, clnt_spcreateerror,
        clnt_perror, clnt_sperror, _rpc_dtablesize): Add libc_hidden_proto.
        * sunrpc/clnt_perr.c (clnt_sperrno, clnt_spcreateerror,
        clnt_perror, clnt_sperror): Add libc_hidden_def.
        * sunrpc/rpc_dtable.c (_rpc_dtablesize): Likewise.

        * include/rpc/des_crypt.h (des_setparity, ecb_crypt, cbc_crypt): Add
        libc_hidden_proto.
        * sunrpc/des_crypt.c (ecb_crypt, cbc_crypt): Add libc_hidden_proto.
        * sunrpc/des_soft.c (des_setparity): Likewise.

        * include/rpc/auth.h (key_encryptsession_pk, key_decryptsession_pk):
        Add libc_hidden_proto.
        * sunrpc/key_call.c (key_encryptsession_pk, key_decryptsession_pk):
        Add libc_hidden_def.
2002-08-05 22:11:14 +00:00

122 lines
3.2 KiB
C

/*
* 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
*/
#if !defined(lint) && defined(SCCSID)
static char sccsid[] = "@(#)des_crypt.c 2.2 88/08/10 4.0 RPCSRC; from 1.13 88/02/08 SMI";
#endif
/*
* des_crypt.c, DES encryption library routines
* Copyright (C) 1986, Sun Microsystems, Inc.
*/
#include <sys/types.h>
#include <rpc/des_crypt.h>
#include "des.h"
extern int _des_crypt (char *, unsigned, 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++; \
} \
}
/*
* Common code to cbc_crypt() & ecb_crypt()
*/
static int
common_crypt (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 (buf, len, desp))
return DESERR_HWERROR;
return desdev == DES_SW ? DESERR_NONE : DESERR_NOHWDEVICE;
}
/*
* CBC mode encryption
*/
int
cbc_crypt (char *key, char *buf, unsigned int len, unsigned int mode,
char *ivec)
{
int err;
struct desparams dp;
dp.des_mode = CBC;
COPY8 (ivec, dp.des_ivec);
err = common_crypt (key, buf, len, mode, &dp);
COPY8 (dp.des_ivec, ivec);
return err;
}
libc_hidden_def (cbc_crypt)
/*
* ECB mode encryption
*/
int
ecb_crypt (char *key, char *buf, unsigned int len, unsigned int mode)
{
struct desparams dp;
dp.des_mode = ECB;
return common_crypt (key, buf, len, mode, &dp);
}
libc_hidden_def (ecb_crypt)