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authorobrien <obrien@FreeBSD.org>1998-08-23 22:07:21 +0000
committerobrien <obrien@FreeBSD.org>1998-08-23 22:07:21 +0000
commit663d5a0f32ed8dfc091ffb6153161591ac6ba563 (patch)
tree60b090a6cbdb64326bb128ea49a231d08eb2680e /contrib/amd/libamu/misc_rpc.c
downloadFreeBSD-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.c168
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
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+++ b/contrib/amd/libamu/misc_rpc.c
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+/*
+ * 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;
+}
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