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Add back set_rpc_grouplistsize(), so mount_nfs compiles again. Also

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fixed incipient bug wrt gid_t versus int.
This commit is contained in:
Garrett Wollman 1994-08-10 02:25:22 +00:00
parent 1a7466e84a
commit 6a39a56770
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=1994
1 changed files with 28 additions and 3 deletions
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31
lib/libc/rpc/auth_unix.c
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@ -30,7 +30,7 @@
#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 = "$Id: auth_unix.c,v 1.1 1993/10/27 05:40:11 paul Exp $";
static char *rcsid = "$Id: auth_unix.c,v 1.1 1994/08/07 18:35:39 wollman Exp $";
#endif
/*
@ -48,6 +48,7 @@ static char *rcsid = "$Id: auth_unix.c,v 1.1 1993/10/27 05:40:11 paul Exp $";
#include <stdio.h>
#include <stdlib.h>
#include <sys/param.h>
#include <rpc/types.h>
#include <rpc/xdr.h>
#include <rpc/auth.h>
@ -84,6 +85,18 @@ struct audata {
static bool_t 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;
int
set_rpc_maxgrouplist(int num)
{
authunix_maxgrouplist = num;
}
/*
* Create a unix style authenticator.
@ -134,7 +147,13 @@ authunix_create(machname, uid, gid, len, aup_gids)
aup.aup_machname = machname;
aup.aup_uid = uid;
aup.aup_gid = gid;
aup.aup_len = (u_int)len;
/* 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;
/*
@ -175,14 +194,20 @@ authunix_create_default()
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 = geteuid();
gid = getegid();
if ((len = getgroups(NGRPS, gids)) < 0)
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] = real_gids[i];
}
return (authunix_create(machname, uid, gid, len, gids));
}