summaryrefslogtreecommitdiffstats
path: root/c/src/exec/librpc/src/rpc/key_call.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--c/src/exec/librpc/src/rpc/key_call.c427
1 files changed, 0 insertions, 427 deletions
diff --git a/c/src/exec/librpc/src/rpc/key_call.c b/c/src/exec/librpc/src/rpc/key_call.c
deleted file mode 100644
index 98df0d1f95..0000000000
--- a/c/src/exec/librpc/src/rpc/key_call.c
+++ /dev/null
@@ -1,427 +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) 1986-1991 by Sun Microsystems Inc.
- *
- * $FreeBSD: src/lib/libc/rpc/key_call.c,v 1.3 2000/01/27 23:06:39 jasone Exp $
- */
-
-#ident "@(#)key_call.c 1.25 94/04/24 SMI"
-
-/*
- * key_call.c, Interface to keyserver
- *
- * setsecretkey(key) - set your secret key
- * encryptsessionkey(agent, deskey) - encrypt a session key to talk to agent
- * decryptsessionkey(agent, deskey) - decrypt ditto
- * gendeskey(deskey) - generate a secure des key
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <errno.h>
-#include <rpc/rpc.h>
-#include <rpc/auth.h>
-#include <rpc/auth_unix.h>
-#include <rpc/key_prot.h>
-#include <string.h>
-#include <sys/utsname.h>
-#include <stdlib.h>
-#include <signal.h>
-#include <sys/wait.h>
-#include <sys/fcntl.h>
-
-
-#define KEY_TIMEOUT 5 /* per-try timeout in seconds */
-#define KEY_NRETRY 12 /* number of retries */
-
-#ifdef DEBUG
-#define debug(msg) (void) fprintf(stderr, "%s\n", msg);
-#else
-#define debug(msg)
-#endif /* DEBUG */
-
-/*
- * Hack to allow the keyserver to use AUTH_DES (for authenticated
- * NIS+ calls, for example). The only functions that get called
- * are key_encryptsession_pk, key_decryptsession_pk, and key_gendes.
- *
- * The approach is to have the keyserver fill in pointers to local
- * implementations of these functions, and to call those in key_call().
- */
-
-cryptkeyres *(*__key_encryptsession_pk_LOCAL)() = 0;
-cryptkeyres *(*__key_decryptsession_pk_LOCAL)() = 0;
-des_block *(*__key_gendes_LOCAL)() = 0;
-
-static int key_call __P(( u_long, xdrproc_t, char *, xdrproc_t, char * ));
-
-int
-key_setsecret(secretkey)
- const char *secretkey;
-{
- keystatus status;
-
- if (!key_call((u_long) KEY_SET, xdr_keybuf, (char *) secretkey,
- xdr_keystatus, (char *)&status)) {
- return (-1);
- }
- if (status != KEY_SUCCESS) {
- debug("set status is nonzero");
- return (-1);
- }
- return (0);
-}
-
-
-/* key_secretkey_is_set() returns 1 if the keyserver has a secret key
- * stored for the caller's effective uid; it returns 0 otherwise
- *
- * N.B.: The KEY_NET_GET key call is undocumented. Applications shouldn't
- * be using it, because it allows them to get the user's secret key.
- */
-
-int
-key_secretkey_is_set(void)
-{
- struct key_netstres kres;
-
- memset((void*)&kres, 0, sizeof (kres));
- if (key_call((u_long) KEY_NET_GET, xdr_void, (char *)NULL,
- xdr_key_netstres, (char *) &kres) &&
- (kres.status == KEY_SUCCESS) &&
- (kres.key_netstres_u.knet.st_priv_key[0] != 0)) {
- /* avoid leaving secret key in memory */
- memset(kres.key_netstres_u.knet.st_priv_key, 0, HEXKEYBYTES);
- return (1);
- }
- return (0);
-}
-
-int
-key_encryptsession_pk(remotename, remotekey, deskey)
- char *remotename;
- netobj *remotekey;
- des_block *deskey;
-{
- cryptkeyarg2 arg;
- cryptkeyres res;
-
- arg.remotename = remotename;
- arg.remotekey = *remotekey;
- arg.deskey = *deskey;
- if (!key_call((u_long)KEY_ENCRYPT_PK, xdr_cryptkeyarg2, (char *)&arg,
- xdr_cryptkeyres, (char *)&res)) {
- return (-1);
- }
- if (res.status != KEY_SUCCESS) {
- debug("encrypt status is nonzero");
- return (-1);
- }
- *deskey = res.cryptkeyres_u.deskey;
- return (0);
-}
-
-int
-key_decryptsession_pk(remotename, remotekey, deskey)
- char *remotename;
- netobj *remotekey;
- des_block *deskey;
-{
- cryptkeyarg2 arg;
- cryptkeyres res;
-
- arg.remotename = remotename;
- arg.remotekey = *remotekey;
- arg.deskey = *deskey;
- if (!key_call((u_long)KEY_DECRYPT_PK, xdr_cryptkeyarg2, (char *)&arg,
- xdr_cryptkeyres, (char *)&res)) {
- return (-1);
- }
- if (res.status != KEY_SUCCESS) {
- debug("decrypt status is nonzero");
- return (-1);
- }
- *deskey = res.cryptkeyres_u.deskey;
- return (0);
-}
-
-int
-key_encryptsession(remotename, deskey)
- const char *remotename;
- des_block *deskey;
-{
- cryptkeyarg arg;
- cryptkeyres res;
-
- arg.remotename = (char *) remotename;
- arg.deskey = *deskey;
- if (!key_call((u_long)KEY_ENCRYPT, xdr_cryptkeyarg, (char *)&arg,
- xdr_cryptkeyres, (char *)&res)) {
- return (-1);
- }
- if (res.status != KEY_SUCCESS) {
- debug("encrypt status is nonzero");
- return (-1);
- }
- *deskey = res.cryptkeyres_u.deskey;
- return (0);
-}
-
-int
-key_decryptsession(remotename, deskey)
- const char *remotename;
- des_block *deskey;
-{
- cryptkeyarg arg;
- cryptkeyres res;
-
- arg.remotename = (char *) remotename;
- arg.deskey = *deskey;
- if (!key_call((u_long)KEY_DECRYPT, xdr_cryptkeyarg, (char *)&arg,
- xdr_cryptkeyres, (char *)&res)) {
- return (-1);
- }
- if (res.status != KEY_SUCCESS) {
- debug("decrypt status is nonzero");
- return (-1);
- }
- *deskey = res.cryptkeyres_u.deskey;
- return (0);
-}
-
-int
-key_gendes(key)
- des_block *key;
-{
- if (!key_call((u_long)KEY_GEN, xdr_void, (char *)NULL,
- xdr_des_block, (char *)key)) {
- return (-1);
- }
- return (0);
-}
-
-int
-key_setnet(arg)
-struct netstarg *arg;
-{
- keystatus status;
-
-
- if (!key_call((u_long) KEY_NET_PUT, xdr_key_netstarg, (char *) arg,
- xdr_keystatus, (char *) &status)){
- return (-1);
- }
-
- if (status != KEY_SUCCESS) {
- debug("key_setnet status is nonzero");
- return (-1);
- }
- return (1);
-}
-
-
-int
-key_get_conv(pkey, deskey)
- char *pkey;
- des_block *deskey;
-{
- cryptkeyres res;
-
- if (!key_call((u_long) KEY_GET_CONV, xdr_keybuf, pkey,
- xdr_cryptkeyres, (char *)&res)) {
- return (-1);
- }
- if (res.status != KEY_SUCCESS) {
- debug("get_conv status is nonzero");
- return (-1);
- }
- *deskey = res.cryptkeyres_u.deskey;
- return (0);
-}
-
-struct key_call_private {
- CLIENT *client; /* Client handle */
- pid_t pid; /* process-id at moment of creation */
- uid_t uid; /* user-id at last authorization */
-};
-static struct key_call_private *key_call_private_main = NULL;
-
-#ifdef foo
-static void
-key_call_destroy(void *vp)
-{
- register struct key_call_private *kcp = (struct key_call_private *)vp;
-
- if (kcp) {
- if (kcp->client)
- clnt_destroy(kcp->client);
- free(kcp);
- }
-}
-#endif
-
-/*
- * Keep the handle cached. This call may be made quite often.
- */
-static CLIENT *
-getkeyserv_handle(vers)
-int vers;
-{
- struct key_call_private *kcp = key_call_private_main;
- struct timeval wait_time;
- int fd;
- struct sockaddr_un name;
- int namelen = sizeof(struct sockaddr_un);
-
-#define TOTAL_TIMEOUT 30 /* total timeout talking to keyserver */
-#define TOTAL_TRIES 5 /* Number of tries */
-
- if (kcp == (struct key_call_private *)NULL) {
- kcp = (struct key_call_private *)malloc(sizeof (*kcp));
- if (kcp == (struct key_call_private *)NULL) {
- return ((CLIENT *) NULL);
- }
- key_call_private_main = kcp;
- kcp->client = NULL;
- }
-
- /* if pid has changed, destroy client and rebuild */
- if (kcp->client != NULL && kcp->pid != getpid()) {
- clnt_destroy(kcp->client);
- kcp->client = NULL;
- }
-
- if (kcp->client != NULL) {
- /* if other side closed socket, build handle again */
- clnt_control(kcp->client, CLGET_FD, (char *)&fd);
- if (getpeername(fd,(struct sockaddr *)&name,&namelen) == -1) {
- auth_destroy(kcp->client->cl_auth);
- clnt_destroy(kcp->client);
- kcp->client = NULL;
- }
- }
-
- if (kcp->client != NULL) {
- /* if uid has changed, build client handle again */
- if (kcp->uid != geteuid()) {
- kcp->uid = geteuid();
- auth_destroy(kcp->client->cl_auth);
- kcp->client->cl_auth =
- authsys_create("", kcp->uid, 0, 0, NULL);
- if (kcp->client->cl_auth == NULL) {
- clnt_destroy(kcp->client);
- kcp->client = NULL;
- return ((CLIENT *) NULL);
- }
- }
- /* Change the version number to the new one */
- clnt_control(kcp->client, CLSET_VERS, (void *)&vers);
- return (kcp->client);
- }
-
- if ((kcp->client == (CLIENT *) NULL))
- /* Use the AF_UNIX transport */
- kcp->client = clnt_create("/var/run/keyservsock", KEY_PROG,
- vers, "unix");
-
- if (kcp->client == (CLIENT *) NULL) {
- return ((CLIENT *) NULL);
- }
- kcp->uid = geteuid();
- kcp->pid = getpid();
- kcp->client->cl_auth = authsys_create("", kcp->uid, 0, 0, NULL);
- if (kcp->client->cl_auth == NULL) {
- clnt_destroy(kcp->client);
- kcp->client = NULL;
- return ((CLIENT *) NULL);
- }
-
- wait_time.tv_sec = TOTAL_TIMEOUT/TOTAL_TRIES;
- wait_time.tv_usec = 0;
- (void) clnt_control(kcp->client, CLSET_RETRY_TIMEOUT,
- (char *)&wait_time);
- if (clnt_control(kcp->client, CLGET_FD, (char *)&fd))
- _fcntl(fd, F_SETFD, 1); /* make it "close on exec" */
-
- return (kcp->client);
-}
-
-/* returns 0 on failure, 1 on success */
-
-static int
-key_call(proc, xdr_arg, arg, xdr_rslt, rslt)
- u_long proc;
- xdrproc_t xdr_arg;
- char *arg;
- xdrproc_t xdr_rslt;
- char *rslt;
-{
- CLIENT *clnt;
- struct timeval wait_time;
-
- if (proc == KEY_ENCRYPT_PK && __key_encryptsession_pk_LOCAL) {
- cryptkeyres *res;
- res = (*__key_encryptsession_pk_LOCAL)(geteuid(), arg);
- *(cryptkeyres*)rslt = *res;
- return (1);
- } else if (proc == KEY_DECRYPT_PK && __key_decryptsession_pk_LOCAL) {
- cryptkeyres *res;
- res = (*__key_decryptsession_pk_LOCAL)(geteuid(), arg);
- *(cryptkeyres*)rslt = *res;
- return (1);
- } else if (proc == KEY_GEN && __key_gendes_LOCAL) {
- des_block *res;
- res = (*__key_gendes_LOCAL)(geteuid(), 0);
- *(des_block*)rslt = *res;
- return (1);
- }
-
- if ((proc == KEY_ENCRYPT_PK) || (proc == KEY_DECRYPT_PK) ||
- (proc == KEY_NET_GET) || (proc == KEY_NET_PUT) ||
- (proc == KEY_GET_CONV))
- clnt = getkeyserv_handle(2); /* talk to version 2 */
- else
- clnt = getkeyserv_handle(1); /* talk to version 1 */
-
- if (clnt == NULL) {
- return (0);
- }
-
- wait_time.tv_sec = TOTAL_TIMEOUT;
- wait_time.tv_usec = 0;
-
- if (clnt_call(clnt, proc, xdr_arg, arg, xdr_rslt, rslt,
- wait_time) == RPC_SUCCESS) {
- return (1);
- } else {
- return (0);
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 21:06:38 +0000