From df49c60c9671e4a28e636964d744c1f59fb6cb68 Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Mon, 12 Jun 2000 15:00:15 +0000
Subject: Merged from 4.5.0-beta3a

---
 cpukit/librpc/src/rpc/clnt_generic.c | 141 +++++++++++++++++++++++++++++++++++
 1 file changed, 141 insertions(+)

(limited to 'cpukit/librpc/src/rpc/clnt_generic.c')

diff --git a/cpukit/librpc/src/rpc/clnt_generic.c b/cpukit/librpc/src/rpc/clnt_generic.c
index e69de29bb2..d387fae4c0 100644
--- a/cpukit/librpc/src/rpc/clnt_generic.c
+++ b/cpukit/librpc/src/rpc/clnt_generic.c
@@ -0,0 +1,141 @@
+/*
+ * 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
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+/*static char *sccsid = "from: @(#)clnt_generic.c 1.4 87/08/11 (C) 1987 SMI";*/
+/*static char *sccsid = "from: @(#)clnt_generic.c	2.2 88/08/01 4.0 RPCSRC";*/
+static char *rcsid = "$FreeBSD: src/lib/libc/rpc/clnt_generic.c,v 1.9 1999/08/28 00:00:35 peter Exp $";
+#endif
+
+/*
+ * Copyright (C) 1987, Sun Microsystems, Inc.
+ */
+#include <rpc/rpc.h>
+#include <sys/socket.h>
+#include <sys/errno.h>
+#include <netdb.h>
+#include <string.h>
+
+/*
+ * Generic client creation: takes (hostname, program-number, protocol) and
+ * returns client handle. Default options are set, which the user can
+ * change using the rpc equivalent of ioctl()'s.
+ */
+CLIENT *
+clnt_create(hostname, prog, vers, proto)
+	char *hostname;
+	u_long prog;
+	u_long vers;
+	char *proto;
+{
+	struct hostent *h;
+	struct protoent *p;
+	struct sockaddr_in sin;
+#ifndef __rtems__
+	struct sockaddr_un sun;
+#endif
+	int sock;
+	struct timeval tv;
+	CLIENT *client;
+
+#ifndef __rtems__
+	if (!strcmp(proto, "unix")) {
+		bzero((char *)&sun, sizeof(sun));
+		sun.sun_family = AF_UNIX;
+		strcpy(sun.sun_path, hostname);
+		sun.sun_len = sizeof(sun.sun_len) + sizeof(sun.sun_family) +
+				strlen(sun.sun_path) + 1;
+		sock = RPC_ANYSOCK;
+		client = clntunix_create(&sun, prog, vers, &sock, 0, 0);
+		if (client == NULL)
+			return(NULL);
+		tv.tv_sec = 25;
+		tv.tv_usec = 0;
+		clnt_control(client, CLSET_TIMEOUT, &tv);
+		return(client);
+	}
+#endif
+
+	h = gethostbyname(hostname);
+	if (h == NULL) {
+		rpc_createerr.cf_stat = RPC_UNKNOWNHOST;
+		return (NULL);
+	}
+	if (h->h_addrtype != AF_INET) {
+		/*
+		 * Only support INET for now
+		 */
+		rpc_createerr.cf_stat = RPC_SYSTEMERROR;
+		rpc_createerr.cf_error.re_errno = EAFNOSUPPORT;
+		return (NULL);
+	}
+	memset(&sin, 0, sizeof(sin));
+	sin.sin_len = sizeof(struct sockaddr_in);
+	sin.sin_family = h->h_addrtype;
+	sin.sin_port = 0;
+	memcpy((char*)&sin.sin_addr, h->h_addr, h->h_length);
+	p = getprotobyname(proto);
+	if (p == NULL) {
+		rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
+		rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
+		return (NULL);
+	}
+	sock = RPC_ANYSOCK;
+	switch (p->p_proto) {
+	case IPPROTO_UDP:
+		tv.tv_sec = 5;
+		tv.tv_usec = 0;
+		client = clntudp_create(&sin, prog, vers, tv, &sock);
+		if (client == NULL) {
+			return (NULL);
+		}
+#if 0	/* XXX do we need this? */
+		tv.tv_sec = 25;
+		tv.tv_usec = 0;
+		clnt_control(client, CLSET_TIMEOUT, &tv);
+#endif
+		break;
+	case IPPROTO_TCP:
+		client = clnttcp_create(&sin, prog, vers, &sock, 0, 0);
+		if (client == NULL) {
+			return (NULL);
+		}
+#if 0	/* XXX do we need this? */
+		tv.tv_sec = 25;
+		tv.tv_usec = 0;
+		clnt_control(client, CLSET_TIMEOUT, &tv);
+#endif
+		break;
+	default:
+		rpc_createerr.cf_stat = RPC_SYSTEMERROR;
+		rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
+		return (NULL);
+	}
+	return (client);
+}
-- 
cgit v1.2.3