summaryrefslogtreecommitdiffstats
path: root/c/src/exec/librpc/src/rpc/auth_unix.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--c/src/exec/librpc/src/rpc/auth_unix.c349
1 files changed, 0 insertions, 349 deletions
diff --git a/c/src/exec/librpc/src/rpc/auth_unix.c b/c/src/exec/librpc/src/rpc/auth_unix.c
deleted file mode 100644
index 885c92a206..0000000000
--- a/c/src/exec/librpc/src/rpc/auth_unix.c
+++ /dev/null
@@ -1,349 +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
- */
-
-#if defined(LIBC_SCCS) && !defined(lint)
-/*static char *sccsid = "from: @(#)auth_unix.c 1.19 87/08/11 Copyr 1984 Sun Micro";*/
-/*static char *sccsid = "from: @(#)auth_unix.c 2.2 88/08/01 4.0 RPCSRC";*/
-static char *rcsid = "$FreeBSD: src/lib/libc/rpc/auth_unix.c,v 1.12 1999/12/29 05:04:16 peter Exp $";
-#endif
-
-/*
- * auth_unix.c, Implements UNIX style authentication parameters.
- *
- * Copyright (C) 1984, Sun Microsystems, Inc.
- *
- * The system is very weak. The client uses no encryption for it's
- * credentials and only sends null verifiers. The server sends backs
- * null verifiers or optionally a verifier that suggests a new short hand
- * for the credentials.
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
-
-#include <sys/param.h>
-#include <rpc/types.h>
-#include <rpc/xdr.h>
-#include <rpc/auth.h>
-#include <rpc/auth_unix.h>
-
-/*
- * Unix authenticator operations vector
- */
-static void authunix_nextverf();
-static bool_t authunix_marshal();
-static bool_t authunix_validate();
-static bool_t authunix_refresh();
-static void authunix_destroy();
-
-static struct auth_ops auth_unix_ops = {
- authunix_nextverf,
- authunix_marshal,
- authunix_validate,
- authunix_refresh,
- authunix_destroy
-};
-
-/*
- * This struct is pointed to by the ah_private field of an auth_handle.
- */
-struct audata {
- struct opaque_auth au_origcred; /* original credentials */
- struct opaque_auth au_shcred; /* short hand cred */
- u_long au_shfaults; /* short hand cache faults */
- char au_marshed[MAX_AUTH_BYTES];
- u_int au_mpos; /* xdr pos at end of marshed */
-};
-#define AUTH_PRIVATE(auth) ((struct audata *)auth->ah_private)
-
-static void marshal_new_auth();
-
-/*
- * This goop is here because some servers refuse to accept a
- * credential with more than some number (usually 8) supplementary
- * groups. Blargh!
- */
-static int authunix_maxgrouplist = 0;
-
-void
-set_rpc_maxgrouplist(int num)
-{
- authunix_maxgrouplist = num;
-}
-
-/*
- * Create a unix style authenticator.
- * Returns an auth handle with the given stuff in it.
- */
-AUTH *
-authunix_create(machname, uid, gid, len, aup_gids)
- char *machname;
- int uid;
- int gid;
- register int len;
- int *aup_gids;
-{
- struct authunix_parms aup;
- char mymem[MAX_AUTH_BYTES];
- struct timeval now;
- XDR xdrs;
- register AUTH *auth;
- register struct audata *au;
-
- /*
- * Allocate and set up auth handle
- */
- auth = (AUTH *)mem_alloc(sizeof(*auth));
-#ifndef _KERNEL
- if (auth == NULL) {
- (void)fprintf(stderr, "authunix_create: out of memory\n");
- return (NULL);
- }
-#endif
- au = (struct audata *)mem_alloc(sizeof(*au));
-#ifndef _KERNEL
- if (au == NULL) {
- (void)fprintf(stderr, "authunix_create: out of memory\n");
- return (NULL);
- }
-#endif
- auth->ah_ops = &auth_unix_ops;
- auth->ah_private = (caddr_t)au;
- auth->ah_verf = au->au_shcred = _null_auth;
- au->au_shfaults = 0;
-
- /*
- * fill in param struct from the given params
- */
- (void)gettimeofday(&now, (struct timezone *)0);
- aup.aup_time = now.tv_sec;
- aup.aup_machname = machname;
- aup.aup_uid = uid;
- aup.aup_gid = gid;
- /* GW: continuation of max group list hack */
- if(authunix_maxgrouplist != 0) {
- aup.aup_len = ((len < authunix_maxgrouplist) ? len
- : authunix_maxgrouplist);
- } else {
- aup.aup_len = (u_int)len;
- }
- aup.aup_gids = aup_gids;
-
- /*
- * Serialize the parameters into origcred
- */
- xdrmem_create(&xdrs, mymem, MAX_AUTH_BYTES, XDR_ENCODE);
- if (! xdr_authunix_parms(&xdrs, &aup))
- abort();
- au->au_origcred.oa_length = len = XDR_GETPOS(&xdrs);
- au->au_origcred.oa_flavor = AUTH_UNIX;
-#ifdef _KERNEL
- au->au_origcred.oa_base = mem_alloc((u_int) len);
-#else
- if ((au->au_origcred.oa_base = mem_alloc((u_int) len)) == NULL) {
- (void)fprintf(stderr, "authunix_create: out of memory\n");
- return (NULL);
- }
-#endif
- memcpy(au->au_origcred.oa_base, mymem, (u_int)len);
-
- /*
- * set auth handle to reflect new cred.
- */
- auth->ah_cred = au->au_origcred;
- marshal_new_auth(auth);
- return (auth);
-}
-
-/*
- * Returns an auth handle with parameters determined by doing lots of
- * syscalls.
- */
-AUTH *
-authunix_create_default()
-{
- register int len;
- char machname[MAX_MACHINE_NAME + 1];
- register int uid;
- register int gid;
- int gids[NGRPS];
- int i;
- gid_t real_gids[NGROUPS];
-
- if (gethostname(machname, MAX_MACHINE_NAME) == -1)
- abort();
- machname[MAX_MACHINE_NAME] = 0;
- uid = (int)geteuid();
- gid = (int)getegid();
- if ((len = getgroups(NGROUPS, real_gids)) < 0)
- abort();
- if(len > NGRPS) len = NGRPS; /* GW: turn `gid_t's into `int's */
- for(i = 0; i < len; i++) {
- gids[i] = (int)real_gids[i];
- }
- return (authunix_create(machname, uid, gid, len, gids));
-}
-
-/*
- * authunix operations
- */
-
-static void
-authunix_nextverf(auth)
- AUTH *auth;
-{
- /* no action necessary */
-}
-
-static bool_t
-authunix_marshal(auth, xdrs)
- AUTH *auth;
- XDR *xdrs;
-{
- register struct audata *au = AUTH_PRIVATE(auth);
-
- return (XDR_PUTBYTES(xdrs, au->au_marshed, au->au_mpos));
-}
-
-static bool_t
-authunix_validate(auth, verf)
- register AUTH *auth;
- struct opaque_auth verf;
-{
- register struct audata *au;
- XDR xdrs;
-
- if (verf.oa_flavor == AUTH_SHORT) {
- au = AUTH_PRIVATE(auth);
- xdrmem_create(&xdrs, verf.oa_base, verf.oa_length, XDR_DECODE);
-
- if (au->au_shcred.oa_base != NULL) {
- mem_free(au->au_shcred.oa_base,
- au->au_shcred.oa_length);
- au->au_shcred.oa_base = NULL;
- }
- if (xdr_opaque_auth(&xdrs, &au->au_shcred)) {
- auth->ah_cred = au->au_shcred;
- } else {
- xdrs.x_op = XDR_FREE;
- (void)xdr_opaque_auth(&xdrs, &au->au_shcred);
- au->au_shcred.oa_base = NULL;
- auth->ah_cred = au->au_origcred;
- }
- marshal_new_auth(auth);
- }
- return (TRUE);
-}
-
-static bool_t
-authunix_refresh(auth)
- register AUTH *auth;
-{
- register struct audata *au = AUTH_PRIVATE(auth);
- struct authunix_parms aup;
- struct timeval now;
- XDR xdrs;
- register int stat;
-
- if (auth->ah_cred.oa_base == au->au_origcred.oa_base) {
- /* there is no hope. Punt */
- return (FALSE);
- }
- au->au_shfaults ++;
-
- /* first deserialize the creds back into a struct authunix_parms */
- aup.aup_machname = NULL;
- aup.aup_gids = (int *)NULL;
- xdrmem_create(&xdrs, au->au_origcred.oa_base,
- au->au_origcred.oa_length, XDR_DECODE);
- stat = xdr_authunix_parms(&xdrs, &aup);
- if (! stat)
- goto done;
-
- /* update the time and serialize in place */
- (void)gettimeofday(&now, (struct timezone *)0);
- aup.aup_time = now.tv_sec;
- xdrs.x_op = XDR_ENCODE;
- XDR_SETPOS(&xdrs, 0);
- stat = xdr_authunix_parms(&xdrs, &aup);
- if (! stat)
- goto done;
- auth->ah_cred = au->au_origcred;
- marshal_new_auth(auth);
-done:
- /* free the struct authunix_parms created by deserializing */
- xdrs.x_op = XDR_FREE;
- (void)xdr_authunix_parms(&xdrs, &aup);
- XDR_DESTROY(&xdrs);
- return (stat);
-}
-
-static void
-authunix_destroy(auth)
- register AUTH *auth;
-{
- register struct audata *au = AUTH_PRIVATE(auth);
-
- mem_free(au->au_origcred.oa_base, au->au_origcred.oa_length);
-
- if (au->au_shcred.oa_base != NULL)
- mem_free(au->au_shcred.oa_base, au->au_shcred.oa_length);
-
- mem_free(auth->ah_private, sizeof(struct audata));
-
- if (auth->ah_verf.oa_base != NULL)
- mem_free(auth->ah_verf.oa_base, auth->ah_verf.oa_length);
-
- mem_free((caddr_t)auth, sizeof(*auth));
-}
-
-/*
- * Marshals (pre-serializes) an auth struct.
- * sets private data, au_marshed and au_mpos
- */
-static void
-marshal_new_auth(auth)
- register AUTH *auth;
-{
- XDR xdr_stream;
- register XDR *xdrs = &xdr_stream;
- register struct audata *au = AUTH_PRIVATE(auth);
-
- xdrmem_create(xdrs, au->au_marshed, MAX_AUTH_BYTES, XDR_ENCODE);
- if ((! xdr_opaque_auth(xdrs, &(auth->ah_cred))) ||
- (! xdr_opaque_auth(xdrs, &(auth->ah_verf)))) {
- perror("auth_none.c - Fatal marshalling problem");
- } else {
- au->au_mpos = XDR_GETPOS(xdrs);
- }
- XDR_DESTROY(xdrs);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-16 12:22:11 +0000