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author | obrien <obrien@FreeBSD.org> | 1998-08-23 22:07:21 +0000 |
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committer | obrien <obrien@FreeBSD.org> | 1998-08-23 22:07:21 +0000 |
commit | 663d5a0f32ed8dfc091ffb6153161591ac6ba563 (patch) | |
tree | 60b090a6cbdb64326bb128ea49a231d08eb2680e /contrib/amd/libamu/misc_rpc.c | |
download | FreeBSD-src-663d5a0f32ed8dfc091ffb6153161591ac6ba563.zip FreeBSD-src-663d5a0f32ed8dfc091ffb6153161591ac6ba563.tar.gz |
Virgin import of AMD (am-utils) v6.0a16
Diffstat (limited to 'contrib/amd/libamu/misc_rpc.c')
-rw-r--r-- | contrib/amd/libamu/misc_rpc.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/contrib/amd/libamu/misc_rpc.c b/contrib/amd/libamu/misc_rpc.c new file mode 100644 index 0000000..b6d23cd --- /dev/null +++ b/contrib/amd/libamu/misc_rpc.c @@ -0,0 +1,168 @@ +/* + * Copyright (c) 1997-1998 Erez Zadok + * Copyright (c) 1990 Jan-Simon Pendry + * Copyright (c) 1990 Imperial College of Science, Technology & Medicine + * Copyright (c) 1990 The Regents of the University of California. + * All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Jan-Simon Pendry at Imperial College, London. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * %W% (Berkeley) %G% + * + * $Id: misc_rpc.c,v 5.2.2.1 1992/02/09 15:08:40 jsp beta $ + * + */ + +/* + * Additions to Sun RPC. + */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif /* HAVE_CONFIG_H */ +#include <am_defs.h> +#include <amu.h> + +/* + * Some systems renamed _seterr_reply to __seterr_reply (with two + * leading underscores) + */ +#if !defined(HAVE__SETERR_REPLY) && defined(HAVE___SETERR_REPLY) +# define _seterr_reply __seterr_reply +#endif /* !defined(HAVE__SETERR_REPLY) && defined(HAVE___SETERR_REPLY) */ + + +void +rpc_msg_init(struct rpc_msg *mp, u_long prog, u_long vers, u_long proc) +{ + /* + * Initialise the message + */ + memset((voidp) mp, 0, sizeof(*mp)); + mp->rm_xid = 0; + mp->rm_direction = CALL; + mp->rm_call.cb_rpcvers = RPC_MSG_VERSION; + mp->rm_call.cb_prog = prog; + mp->rm_call.cb_vers = vers; + mp->rm_call.cb_proc = proc; +} + + +/* + * Field reply to call to mountd + */ +int +pickup_rpc_reply(voidp pkt, int len, voidp where, XDRPROC_T_TYPE where_xdr) +{ + XDR reply_xdr; + int ok; + struct rpc_err err; + struct rpc_msg reply_msg; + int error = 0; + + /* memset((voidp) &err, 0, sizeof(err)); */ + memset((voidp) &reply_msg, 0, sizeof(reply_msg)); + memset((voidp) &reply_xdr, 0, sizeof(reply_xdr)); + + reply_msg.acpted_rply.ar_results.where = (caddr_t) where; + reply_msg.acpted_rply.ar_results.proc = where_xdr; + + xdrmem_create(&reply_xdr, pkt, len, XDR_DECODE); + + ok = xdr_replymsg(&reply_xdr, &reply_msg); + if (!ok) { + error = EIO; + goto drop; + } + _seterr_reply(&reply_msg, &err); + if (err.re_status != RPC_SUCCESS) { + error = EIO; + goto drop; + } + +drop: + if (reply_msg.rm_reply.rp_stat == MSG_ACCEPTED && + reply_msg.acpted_rply.ar_verf.oa_base) { + reply_xdr.x_op = XDR_FREE; + (void) xdr_opaque_auth(&reply_xdr, + &reply_msg.acpted_rply.ar_verf); + } + xdr_destroy(&reply_xdr); + + return error; +} + + +int +make_rpc_packet(char *buf, int buflen, u_long proc, struct rpc_msg *mp, voidp arg, XDRPROC_T_TYPE arg_xdr, AUTH *auth) +{ + XDR msg_xdr; + int len; + + xdrmem_create(&msg_xdr, buf, buflen, XDR_ENCODE); + + /* + * Basic protocol header + */ + if (!xdr_callhdr(&msg_xdr, mp)) + return -EIO; + + /* + * Called procedure number + */ + if (!xdr_enum(&msg_xdr, (enum_t *) & proc)) + return -EIO; + + /* + * Authorization + */ + if (!AUTH_MARSHALL(auth, &msg_xdr)) + return -EIO; + + /* + * Arguments + */ + if (!(*arg_xdr) (&msg_xdr, arg)) + return -EIO; + + /* + * Determine length + */ + len = xdr_getpos(&msg_xdr); + + /* + * Throw away xdr + */ + xdr_destroy(&msg_xdr); + + return len; +} |