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auth.h attachment/Re: RH 6.0 (fwd)




===============================================================================
Robb Kambic                                Unidata Program Center
Software Engineer III                      Univ. Corp for Atmospheric Research
address@hidden             WWW: http://www.unidata.ucar.edu/
===============================================================================

---------- Forwarded message ----------
Date: Wed, 14 Jul 1999 11:54:34 -0400 (EDT)
From: Rob Cermak <address@hidden>
To: address@hidden
Subject: auth.h attachment/Re: RH 6.0  (fwd)

Didn't send the auth.h

---------- Forwarded message ----------
Date: Wed, 14 Jul 1999 11:15:01 -0400 (EDT)
From: Rob Cermak <address@hidden>
To: Robb Kambic <address@hidden>
Subject: Re: RH 6.0 

Found it.

I'm sending you the RH6.0 /usr/include/rpc/auth.h, looks like
the header file (line 180) directly sets AUTH_KERB to 4 -- the
source of the problem.

/usr/include/rpc/auth.h:180:#define AUTH_KERB       4               /* kerberos 
style */

The older Slackware versions and others have a clean auth.h
file.

That should solve our answers... good luck at the seminar.
I'll be out on vacation July 17 to July 30th.  

Rob

On Wed, 14 Jul 1999, Robb Kambic wrote:

> Rob,
> 
> Before you compile the LDM is the environment variable AUTH_KERB set? If
> it's set, unset it and compile the LDM. Also, could you try running a RH
> 5.2 compiled LDM on a RH 6.0 system?  I don't have access to RH 6.0 and I
> need to know because of an upcoming workshop in a week.
> 
> Thanks,
> Robb...
> 
> 
> 
> 
> On Mon, 12 Jul 1999, Rob Cermak wrote:
> 
> > Hi,
> > 
> > I was searching the archives and there was a bug reported for
> > compilation of ldm 5.0.8, but didn't mention the distribution.
> > 
> > I just compiled ldm 5.0.8 on Redhat 6.0 -- hit the same bug.
> > 
> > It looks like a compile define is set (and shouldn't).  If
> > someone that loaded Kerberos support can let the group know
> > if the compile succeeded?
> > 
> > If you don't have KERBEROS support edit this:  protocol/h_clnt.c
> > 
> > Locate this line:
> > 
> > #ifdef AUTH_KERB
> > 
> > Add these above it:
> > /* LINUX ISM */
> > #undef AUTH_KERB
> > 
> > Re-try make and try it out.
> > 
> > [ldm@scree bin]$ ./ldmping wx.envsci.rutgers.edu
> > Jul 12 19:06:08      State    Elapsed Port   Remote_Host
> > rpc_stat
> > Jul 12 19:06:09 SVC_UNAVAIL   0.975858    0   wx.envsci.rutgers.edu  RPC:
> > Unable to receive; errno = Connection reset by peer
> > [ldm@scree protocol]$ uname -a
> > Linux scree.rutgers.edu 2.2.5-22 #1 Wed Jun 2 09:02:27 EDT 1999 i586
> > uknown
> > 
> > Rob
> > 
> > PS> I don't have access to a LDM feed/site.   It compiles, unsure
> >     if it works.   I should be able to test it in August.
> > 
> > PSS> Does the NOAAport feed turn a Linux box into a toaster?
> >      Most likely needs the faster processor, memory and 100MBS NIC?
> > 
> 
> ===============================================================================
> Robb Kambic                              Unidata Program Center
> Software Engineer III                    Univ. Corp for Atmospheric Research
> address@hidden                   WWW: http://www.unidata.ucar.edu/
> ===============================================================================
> 
> 


From address@hidden Wed Jul 14 11:12:22 1999
Date: Wed, 14 Jul 1999 11:10:03 -0400
From: address@hidden
To: address@hidden

/* @(#)auth.h   2.3 88/08/07 4.0 RPCSRC; from 1.17 88/02/08 SMI */
/*
 * 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
 */

/*
 * auth.h, Authentication interface.
 *
 * Copyright (C) 1984, Sun Microsystems, Inc.
 *
 * The data structures are completely opaque to the client.  The client
 * is required to pass a AUTH * to routines that create rpc
 * "sessions".
 */

#ifndef _RPC_AUTH_H

#define _RPC_AUTH_H     1
#include <features.h>
#include <rpc/xdr.h>

__BEGIN_DECLS

#define MAX_AUTH_BYTES  400
#define MAXNETNAMELEN   255     /* maximum length of network user's name */

/*
 * Status returned from authentication check
 */
enum auth_stat {
        AUTH_OK=0,
        /*
         * failed at remote end
         */
        AUTH_BADCRED=1,                 /* bogus credentials (seal broken) */
        AUTH_REJECTEDCRED=2,            /* client should begin new session */
        AUTH_BADVERF=3,                 /* bogus verifier (seal broken) */
        AUTH_REJECTEDVERF=4,            /* verifier expired or was replayed */
        AUTH_TOOWEAK=5,                 /* rejected due to security reasons */
        /*
         * failed locally
        */
        AUTH_INVALIDRESP=6,             /* bogus response verifier */
        AUTH_FAILED=7                   /* some unknown reason */
};

union des_block {
        struct {
                u_int32_t high;
                u_int32_t low;
        } key;
        char c[8];
};
typedef union des_block des_block;
extern bool_t xdr_des_block __P ((XDR *__xdrs, des_block *__blkp));

/*
 * Authentication info.  Opaque to client.
 */
struct opaque_auth {
        enum_t  oa_flavor;              /* flavor of auth */
        caddr_t oa_base;                /* address of more auth stuff */
        u_int   oa_length;              /* not to exceed MAX_AUTH_BYTES */
};

/*
 * Auth handle, interface to client side authenticators.
 */
typedef struct AUTH AUTH;
struct AUTH {
  struct opaque_auth ah_cred;
  struct opaque_auth ah_verf;
  union des_block ah_key;
  struct auth_ops {
    void (*ah_nextverf) __PMT ((AUTH *));
    int  (*ah_marshal) __PMT ((AUTH *, XDR *)); /* nextverf & serialize */
    int  (*ah_validate) __PMT ((AUTH *, struct opaque_auth *));
                                                /* validate verifier */
    int  (*ah_refresh) __PMT ((AUTH *));        /* refresh credentials */
    void (*ah_destroy) __PMT ((AUTH *));        /* destroy this structure */
  } *ah_ops;
  caddr_t ah_private;
};


/*
 * Authentication ops.
 * The ops and the auth handle provide the interface to the authenticators.
 *
 * AUTH *auth;
 * XDR  *xdrs;
 * struct opaque_auth verf;
 */
#define AUTH_NEXTVERF(auth)             \
                ((*((auth)->ah_ops->ah_nextverf))(auth))
#define auth_nextverf(auth)             \
                ((*((auth)->ah_ops->ah_nextverf))(auth))

#define AUTH_MARSHALL(auth, xdrs)       \
                ((*((auth)->ah_ops->ah_marshal))(auth, xdrs))
#define auth_marshall(auth, xdrs)       \
                ((*((auth)->ah_ops->ah_marshal))(auth, xdrs))

#define AUTH_VALIDATE(auth, verfp)      \
                ((*((auth)->ah_ops->ah_validate))((auth), verfp))
#define auth_validate(auth, verfp)      \
                ((*((auth)->ah_ops->ah_validate))((auth), verfp))

#define AUTH_REFRESH(auth)              \
                ((*((auth)->ah_ops->ah_refresh))(auth))
#define auth_refresh(auth)              \
                ((*((auth)->ah_ops->ah_refresh))(auth))

#define AUTH_DESTROY(auth)              \
                ((*((auth)->ah_ops->ah_destroy))(auth))
#define auth_destroy(auth)              \
                ((*((auth)->ah_ops->ah_destroy))(auth))


extern struct opaque_auth _null_auth;


/*
 * These are the various implementations of client side authenticators.
 */

/*
 * Unix style authentication
 * AUTH *authunix_create(machname, uid, gid, len, aup_gids)
 *      char *machname;
 *      int uid;
 *      int gid;
 *      int len;
 *      int *aup_gids;
 */
extern AUTH *authunix_create __P ((char *__machname, __uid_t __uid,
                                   __gid_t __gid, int __len,
                                   __gid_t *__aup_gids));
extern AUTH *authunix_create_default __P ((void));
extern AUTH *authnone_create __P ((void));
extern AUTH *authdes_create __P ((const char *__servername, u_int __window,
                                  struct sockaddr *__syncaddr,
                                  des_block *__ckey));
extern AUTH *authdes_pk_create __P ((const char *, netobj *, u_int,
                                     struct sockaddr *, des_block *));


#define AUTH_NONE       0               /* no authentication */
#define AUTH_NULL       0               /* backward compatibility */
#define AUTH_SYS        1               /* unix style (uid, gids) */
#define AUTH_UNIX       AUTH_SYS
#define AUTH_SHORT      2               /* short hand unix style */
#define AUTH_DES        3               /* des style (encrypted timestamps) */
#define AUTH_DH         AUTH_DES        /* Diffie-Hellman (this is DES) */
#define AUTH_KERB       4               /* kerberos style */

/*
 *  Netname manipulating functions
 *
 */
extern int getnetname __P ((char *));
extern int host2netname __P ((char *, __const char *, __const char *));
extern int user2netname __P ((char *, __const uid_t, __const char *));
extern int netname2user __P ((__const char *, uid_t *, gid_t *, int *,
                              gid_t *));
extern int netname2host __P ((__const char *, char *, __const int));

/*
 *
 * These routines interface to the keyserv daemon
 *
 */
extern int key_decryptsession __P ((char *, des_block *));
extern int key_decryptsession_pk __P ((char *, netobj *, des_block *));
extern int key_encryptsession __P ((char *, des_block *));
extern int key_encryptsession_pk __P ((char *, netobj *, des_block *));
extern int key_gendes __P ((des_block *));
extern int key_setsecret __P ((char *));
extern int key_secretkey_is_set __P ((void));
extern int key_get_conv __P ((char *, des_block *));

/*
 * XDR an opaque authentication struct.
 */
extern bool_t xdr_opaque_auth __P ((XDR *, struct opaque_auth *));

__END_DECLS

#endif /* rpc/auth.h */