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Diffstat (limited to 'sunrpc/rpc/auth.h')
| -rw-r--r-- | sunrpc/rpc/auth.h | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/sunrpc/rpc/auth.h b/sunrpc/rpc/auth.h new file mode 100644 index 0000000000..22174193d4 --- /dev/null +++ b/sunrpc/rpc/auth.h @@ -0,0 +1,210 @@ +/* @(#)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) __P ((AUTH *)); + int (*ah_marshal) __P ((AUTH *, XDR *)); /* nextverf & serialize */ + int (*ah_validate) __P ((AUTH *, struct opaque_auth *)); + /* validate verifier */ + int (*ah_refresh) __P ((AUTH *)); /* refresh credentials */ + void (*ah_destroy) __P ((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)); + +#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_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 *)); + +__END_DECLS + +/* This is for compiling the glibc NIS+ code with DES auth. */ +#ifdef _LIBC +#define HAVE_SECURE_RPC 1 +#endif + +#endif /* rpc/auth.h */ |