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-rw-r--r--cpukit/librpc/src/rpc/auth_des.c547
1 files changed, 0 insertions, 547 deletions
diff --git a/cpukit/librpc/src/rpc/auth_des.c b/cpukit/librpc/src/rpc/auth_des.c
deleted file mode 100644
index bb64b835b8..0000000000
--- a/cpukit/librpc/src/rpc/auth_des.c
+++ /dev/null
@@ -1,547 +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
- */
-/*
- * Copyright (c) 1988 by Sun Microsystems, Inc.
- */
-/*
- * auth_des.c, client-side implementation of DES authentication
- */
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/cdefs.h>
-#include <rpc/des_crypt.h>
-#include <rpc/types.h>
-#include <rpc/xdr.h>
-#include <rpc/auth.h>
-#include <rpc/auth_des.h>
-#include <netinet/in.h> /* XXX: just to get htonl() and ntohl() */
-#include <sys/socket.h>
-#undef NIS
-#include <rpcsvc/nis.h>
-
-#if defined(LIBC_SCCS) && !defined(lint)
-/* from: static char sccsid[] = "@(#)auth_des.c 2.2 88/07/29 4.0 RPCSRC; from 1.9 88/02/08 SMI"; */
-static const char rcsid[] = "$FreeBSD: src/lib/libc/rpc/auth_des.c,v 1.3 1999/08/28 00:00:32 peter Exp $";
-#endif
-
-#define USEC_PER_SEC 1000000L
-#define RTIME_TIMEOUT 5 /* seconds to wait for sync */
-
-#define AUTH_PRIVATE(auth) (struct ad_private *) auth->ah_private
-#define ALLOC(object_type) (object_type *) mem_alloc(sizeof(object_type))
-#define FREE(ptr, size) mem_free((char *)(ptr), (int) size)
-#define ATTEMPT(xdr_op) if (!(xdr_op)) return (FALSE)
-
-extern int rtime( struct sockaddr_in *, struct timeval *, struct timeval *);
-extern bool_t xdr_authdes_cred(XDR *, struct authdes_cred *);
-extern bool_t xdr_authdes_verf(XDR *, struct authdes_verf *);
-
-extern bool_t __rpc_get_time_offset( struct timeval *, nis_server *, char *,
- char **, struct sockaddr_in * );
-#define debug(msg) /*printf("%s\n", msg) */
-
-/*
- * DES authenticator operations vector
- */
-static void authdes_nextverf(AUTH *);
-static bool_t authdes_marshal(AUTH *, XDR *);
-static bool_t authdes_validate(AUTH *, struct opaque_auth *);
-static bool_t authdes_refresh(AUTH *);
-static void authdes_destroy(AUTH *);
-static struct auth_ops authdes_ops = {
- authdes_nextverf,
- authdes_marshal,
- authdes_validate,
- authdes_refresh,
- authdes_destroy
-};
-#ifdef foo
-static bool_t synchronize __P(( struct sockaddr *, struct timeval *));
-#endif
-/*
- * This struct is pointed to by the ah_private field of an "AUTH *"
- */
-struct ad_private {
- char *ad_fullname; /* client's full name */
- u_int ad_fullnamelen; /* length of name, rounded up */
- char *ad_servername; /* server's full name */
- u_int ad_servernamelen; /* length of name, rounded up */
- u_int ad_window; /* client specified window */
- bool_t ad_dosync; /* synchronize? */
- struct sockaddr ad_syncaddr; /* remote host to synch with */
- char *ad_timehost; /* remote host to synch with */
- struct timeval ad_timediff; /* server's time - client's time */
- u_long ad_nickname; /* server's nickname for client */
- struct authdes_cred ad_cred; /* storage for credential */
- struct authdes_verf ad_verf; /* storage for verifier */
- struct timeval ad_timestamp; /* timestamp sent */
- des_block ad_xkey; /* encrypted conversation key */
- u_char ad_pkey[1024]; /* Server's actual public key */
- char *ad_netid; /* Timehost netid */
- char *ad_uaddr; /* Timehost uaddr */
- nis_server *ad_nis_srvr; /* NIS+ server struct */
-};
-
-
-/*
- * Create the client des authentication object
- */
-AUTH *
-authdes_create(servername, window, syncaddr, ckey)
- char *servername; /* network name of server */
- u_int window; /* time to live */
- struct sockaddr *syncaddr; /* optional addr of host to sync with */
- des_block *ckey; /* optional conversation key to use*/
-{
-
- AUTH *auth;
- struct ad_private *ad;
- char namebuf[MAXNETNAMELEN+1];
- u_char pkey_data[1024];
-
- if (!getpublickey(servername, pkey_data))
- return(NULL);
-
- /*
- * Allocate everything now
- */
- auth = ALLOC(AUTH);
- ad = ALLOC(struct ad_private);
- (void) getnetname(namebuf);
-
- ad->ad_fullnamelen = RNDUP(strlen(namebuf));
- ad->ad_fullname = (char *)mem_alloc(ad->ad_fullnamelen + 1);
-
- ad->ad_servernamelen = strlen(servername);
- ad->ad_servername = (char *)mem_alloc(ad->ad_servernamelen + 1);
-
- if (auth == NULL || ad == NULL || ad->ad_fullname == NULL ||
- ad->ad_servername == NULL) {
- debug("authdes_create: out of memory");
- goto failed;
- }
-
- /*
- * Set up private data
- */
- bcopy(namebuf, ad->ad_fullname, ad->ad_fullnamelen + 1);
- bcopy(servername, ad->ad_servername, ad->ad_servernamelen + 1);
- bcopy(pkey_data, ad->ad_pkey, strlen(pkey_data) + 1);
- if (syncaddr != NULL) {
- ad->ad_syncaddr = *syncaddr;
- ad->ad_dosync = TRUE;
- } else {
- ad->ad_dosync = FALSE;
- }
- ad->ad_window = window;
- if (ckey == NULL) {
- if (key_gendes(&auth->ah_key) < 0) {
- debug("authdes_create: unable to gen conversation key");
- return (NULL);
- }
- } else {
- auth->ah_key = *ckey;
- }
-
- /*
- * Set up auth handle
- */
- auth->ah_cred.oa_flavor = AUTH_DES;
- auth->ah_verf.oa_flavor = AUTH_DES;
- auth->ah_ops = &authdes_ops;
- auth->ah_private = (caddr_t)ad;
-
- if (!authdes_refresh(auth)) {
- goto failed;
- }
- return (auth);
-
-failed:
- if (auth != NULL)
- FREE(auth, sizeof(AUTH));
- if (ad != NULL)
- FREE(ad, sizeof(struct ad_private));
- if (ad->ad_fullname != NULL)
- FREE(ad->ad_fullname, ad->ad_fullnamelen + 1);
- if (ad->ad_servername != NULL)
- FREE(ad->ad_servername, ad->ad_servernamelen + 1);
- return (NULL);
-}
-
-/*
- * Slightly modified version of authdes_create which takes the public key
- * of the server principal as an argument. This spares us a call to
- * getpublickey() which in the nameserver context can cause a deadlock.
- */
-AUTH *
-authdes_pk_create(servername, pkey, window, timehost, ckey, srvr)
- char *servername; /* network name of server */
- netobj *pkey; /* public key of server */
- u_int window; /* time to live */
- char *timehost; /* optional hostname to sync with */
- des_block *ckey; /* optional conversation key to use */
- nis_server *srvr; /* optional NIS+ server struct */
-{
- AUTH *auth;
- struct ad_private *ad;
- char namebuf[MAXNETNAMELEN+1];
-
- /*
- * Allocate everything now
- */
- auth = ALLOC(AUTH);
- if (auth == NULL) {
- debug("authdes_pk_create: out of memory");
- return (NULL);
- }
- ad = ALLOC(struct ad_private);
- if (ad == NULL) {
- debug("authdes_pk_create: out of memory");
- goto failed;
- }
- ad->ad_fullname = ad->ad_servername = NULL; /* Sanity reasons */
- ad->ad_timehost = NULL;
- ad->ad_netid = NULL;
- ad->ad_uaddr = NULL;
- ad->ad_nis_srvr = NULL;
- ad->ad_timediff.tv_sec = 0;
- ad->ad_timediff.tv_usec = 0;
- memcpy(ad->ad_pkey, pkey->n_bytes, pkey->n_len);
- if (!getnetname(namebuf))
- goto failed;
- ad->ad_fullnamelen = RNDUP((u_int) strlen(namebuf));
- ad->ad_fullname = (char *)mem_alloc(ad->ad_fullnamelen + 1);
- ad->ad_servernamelen = strlen(servername);
- ad->ad_servername = (char *)mem_alloc(ad->ad_servernamelen + 1);
-
- if (ad->ad_fullname == NULL || ad->ad_servername == NULL) {
- debug("authdes_pk_create: out of memory");
- goto failed;
- }
- if (timehost != NULL) {
- ad->ad_timehost = (char *)mem_alloc(strlen(timehost) + 1);
- if (ad->ad_timehost == NULL) {
- debug("authdes_pk_create: out of memory");
- goto failed;
- }
- memcpy(ad->ad_timehost, timehost, strlen(timehost) + 1);
- ad->ad_dosync = TRUE;
- } else if (srvr != NULL) {
- ad->ad_nis_srvr = srvr; /* transient */
- ad->ad_dosync = TRUE;
- } else {
- ad->ad_dosync = FALSE;
- }
- memcpy(ad->ad_fullname, namebuf, ad->ad_fullnamelen + 1);
- memcpy(ad->ad_servername, servername, ad->ad_servernamelen + 1);
- ad->ad_window = window;
- if (ckey == NULL) {
- if (key_gendes(&auth->ah_key) < 0) {
- debug("authdes_pk_create: unable to gen conversation key");
- goto failed;
- }
- } else {
- auth->ah_key = *ckey;
- }
-
- /*
- * Set up auth handle
- */
- auth->ah_cred.oa_flavor = AUTH_DES;
- auth->ah_verf.oa_flavor = AUTH_DES;
- auth->ah_ops = &authdes_ops;
- auth->ah_private = (caddr_t)ad;
-
- if (!authdes_refresh(auth)) {
- goto failed;
- }
- ad->ad_nis_srvr = NULL; /* not needed any longer */
- return (auth);
-
-failed:
- if (auth)
- FREE(auth, sizeof (AUTH));
- if (ad) {
- if (ad->ad_fullname)
- FREE(ad->ad_fullname, ad->ad_fullnamelen + 1);
- if (ad->ad_servername)
- FREE(ad->ad_servername, ad->ad_servernamelen + 1);
- if (ad->ad_timehost)
- FREE(ad->ad_timehost, strlen(ad->ad_timehost) + 1);
- if (ad->ad_netid)
- free(ad->ad_netid);
- if (ad->ad_uaddr)
- free(ad->ad_uaddr);
- FREE(ad, sizeof (struct ad_private));
- }
- return (NULL);
-}
-/*
- * Implement the five authentication operations
- */
-
-
-/*
- * 1. Next Verifier
- */
-/*ARGSUSED*/
-static void
-authdes_nextverf(AUTH *auth)
-{
- /* what the heck am I supposed to do??? */
-}
-
-
-
-/*
- * 2. Marshal
- */
-static bool_t
-authdes_marshal(AUTH *auth, XDR *xdrs)
-{
- struct ad_private *ad = AUTH_PRIVATE(auth);
- struct authdes_cred *cred = &ad->ad_cred;
- struct authdes_verf *verf = &ad->ad_verf;
- des_block cryptbuf[2];
- des_block ivec;
- int status;
- long len;
- int32_t *ixdr;
-
- /*
- * Figure out the "time", accounting for any time difference
- * with the server if necessary.
- */
- (void) gettimeofday(&ad->ad_timestamp, (struct timezone *)NULL);
- ad->ad_timestamp.tv_sec += ad->ad_timediff.tv_sec;
- ad->ad_timestamp.tv_usec += ad->ad_timediff.tv_usec;
- if (ad->ad_timestamp.tv_usec >= USEC_PER_SEC) {
- ad->ad_timestamp.tv_usec -= USEC_PER_SEC;
- ad->ad_timestamp.tv_sec += 1;
- }
-
- /*
- * XDR the timestamp and possibly some other things, then
- * encrypt them.
- */
- ixdr = (int32_t *)cryptbuf;
- IXDR_PUT_LONG(ixdr, ad->ad_timestamp.tv_sec);
- IXDR_PUT_LONG(ixdr, ad->ad_timestamp.tv_usec);
- if (ad->ad_cred.adc_namekind == ADN_FULLNAME) {
- IXDR_PUT_U_LONG(ixdr, ad->ad_window);
- IXDR_PUT_U_LONG(ixdr, ad->ad_window - 1);
- ivec.key.high = ivec.key.low = 0;
- status = cbc_crypt((char *)&auth->ah_key, (char *)cryptbuf,
- 2*sizeof(des_block), DES_ENCRYPT | DES_HW, (char *)&ivec);
- } else {
- status = ecb_crypt((char *)&auth->ah_key, (char *)cryptbuf,
- sizeof(des_block), DES_ENCRYPT | DES_HW);
- }
- if (DES_FAILED(status)) {
- debug("authdes_marshal: DES encryption failure");
- return (FALSE);
- }
- ad->ad_verf.adv_xtimestamp = cryptbuf[0];
- if (ad->ad_cred.adc_namekind == ADN_FULLNAME) {
- ad->ad_cred.adc_fullname.window = cryptbuf[1].key.high;
- ad->ad_verf.adv_winverf = cryptbuf[1].key.low;
- } else {
- ad->ad_cred.adc_nickname = ad->ad_nickname;
- ad->ad_verf.adv_winverf = 0;
- }
-
- /*
- * Serialize the credential and verifier into opaque
- * authentication data.
- */
- if (ad->ad_cred.adc_namekind == ADN_FULLNAME) {
- len = ((1 + 1 + 2 + 1)*BYTES_PER_XDR_UNIT + ad->ad_fullnamelen);
- } else {
- len = (1 + 1)*BYTES_PER_XDR_UNIT;
- }
-
- if ((ixdr = xdr_inline(xdrs, 2*BYTES_PER_XDR_UNIT))) {
- IXDR_PUT_LONG(ixdr, AUTH_DES);
- IXDR_PUT_LONG(ixdr, len);
- } else {
- ATTEMPT(xdr_putlong(xdrs, (long *)&auth->ah_cred.oa_flavor));
- ATTEMPT(xdr_putlong(xdrs, &len));
- }
- ATTEMPT(xdr_authdes_cred(xdrs, cred));
-
- len = (2 + 1)*BYTES_PER_XDR_UNIT;
- if ((ixdr = xdr_inline(xdrs, 2*BYTES_PER_XDR_UNIT))) {
- IXDR_PUT_LONG(ixdr, AUTH_DES);
- IXDR_PUT_LONG(ixdr, len);
- } else {
- ATTEMPT(xdr_putlong(xdrs, (long *)&auth->ah_verf.oa_flavor));
- ATTEMPT(xdr_putlong(xdrs, &len));
- }
- ATTEMPT(xdr_authdes_verf(xdrs, verf));
- return (TRUE);
-}
-
-
-/*
- * 3. Validate
- */
-static bool_t
-authdes_validate(AUTH *auth, struct opaque_auth *rverf)
-{
- struct ad_private *ad = AUTH_PRIVATE(auth);
- struct authdes_verf verf;
- int status;
- register u_long *ixdr;
-
- if (rverf->oa_length != (2 + 1) * BYTES_PER_XDR_UNIT) {
- return (FALSE);
- }
- ixdr = (u_long *)rverf->oa_base;
- verf.adv_xtimestamp.key.high = (u_long)*ixdr++;
- verf.adv_xtimestamp.key.low = (u_long)*ixdr++;
- verf.adv_int_u = (u_long)*ixdr++; /* nickname not XDR'd ! */
-
- /*
- * Decrypt the timestamp
- */
- status = ecb_crypt((char *)&auth->ah_key, (char *)&verf.adv_xtimestamp,
- sizeof(des_block), DES_DECRYPT | DES_HW);
-
- if (DES_FAILED(status)) {
- debug("authdes_validate: DES decryption failure");
- return (FALSE);
- }
-
- /*
- * xdr the decrypted timestamp
- */
- ixdr = (u_long *)verf.adv_xtimestamp.c;
- verf.adv_timestamp.tv_sec = IXDR_GET_LONG(ixdr) + 1;
- verf.adv_timestamp.tv_usec = IXDR_GET_LONG(ixdr);
-
- /*
- * validate
- */
- if (bcmp((char *)&ad->ad_timestamp, (char *)&verf.adv_timestamp,
- sizeof(struct timeval)) != 0) {
- debug("authdes_validate: verifier mismatch\n");
- return (FALSE);
- }
-
- /*
- * We have a nickname now, let's use it
- */
- ad->ad_nickname = verf.adv_nickname;
- ad->ad_cred.adc_namekind = ADN_NICKNAME;
- return (TRUE);
-}
-
-/*
- * 4. Refresh
- */
-static bool_t
-authdes_refresh(AUTH *auth)
-{
- struct ad_private *ad = AUTH_PRIVATE(auth);
- struct authdes_cred *cred = &ad->ad_cred;
- netobj pkey;
-
- if (ad->ad_dosync &&
-#ifdef old
- !synchronize(&ad->ad_syncaddr, &ad->ad_timediff)) {
-#else
- !__rpc_get_time_offset(&ad->ad_timediff,ad->ad_nis_srvr,
- ad->ad_timehost, &(ad->ad_uaddr),
- (struct sockaddr_in *)&(ad->ad_syncaddr))) {
-#endif
- /*
- * Hope the clocks are synced!
- */
- ad->ad_timediff.tv_sec = ad->ad_timediff.tv_usec = 0;
- ad->ad_dosync = 0;
- debug("authdes_refresh: unable to synchronize with server");
- }
- ad->ad_xkey = auth->ah_key;
- pkey.n_bytes = (char *)(ad->ad_pkey);
- pkey.n_len = strlen((char *)ad->ad_pkey) + 1;
- if (key_encryptsession_pk(ad->ad_servername, &pkey, &ad->ad_xkey) < 0) {
- debug("authdes_create: unable to encrypt conversation key");
- return (FALSE);
- }
- cred->adc_fullname.key = ad->ad_xkey;
- cred->adc_namekind = ADN_FULLNAME;
- cred->adc_fullname.name = ad->ad_fullname;
- return (TRUE);
-}
-
-
-/*
- * 5. Destroy
- */
-static void
-authdes_destroy(AUTH *auth)
-{
- struct ad_private *ad = AUTH_PRIVATE(auth);
-
- FREE(ad->ad_fullname, ad->ad_fullnamelen + 1);
- FREE(ad->ad_servername, ad->ad_servernamelen + 1);
- FREE(ad, sizeof(struct ad_private));
- FREE(auth, sizeof(AUTH));
-}
-
-
-#ifdef old
-/*
- * Synchronize with the server at the given address, that is,
- * adjust timep to reflect the delta between our clocks
- */
-static bool_t
-synchronize(syncaddr, timep)
- struct sockaddr *syncaddr;
- struct timeval *timep;
-{
- struct timeval mytime;
- struct timeval timeout;
-
- timeout.tv_sec = RTIME_TIMEOUT;
- timeout.tv_usec = 0;
- if (rtime((struct sockaddr_in *)syncaddr, timep, NULL /*&timeout*/) < 0) {
- return (FALSE);
- }
- (void) gettimeofday(&mytime, (struct timezone *)NULL);
- timep->tv_sec -= mytime.tv_sec;
- if (mytime.tv_usec > timep->tv_usec) {
- timep->tv_sec -= 1;
- timep->tv_usec += USEC_PER_SEC;
- }
- timep->tv_usec -= mytime.tv_usec;
- return (TRUE);
-}
-#endif
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