Add ncplogin/logout programs which allow manage connections

more precisely than mount_nwfs.

Obtained from:	ncplib-1.3.3

1 files changed, 201 insertions, 0 deletions

diff --git a/usr.bin/ncplogin/ncplogin.c b/usr.bin/ncplogin/ncplogin.c
new file mode 100644
index 000000000000..3841dcc90321
--- /dev/null
+++ b/usr.bin/ncplogin/ncplogin.c
@@ -0,0 +1,201 @@
+/*
+ * Copyright (c) 1999, Boris Popov
+ * All rights reserved.
+ *
+ * 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 Boris Popov.
+ * 4. Neither the name of the author nor the names of any co-contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ *
+ * $FreeBSD$
+ */
+#include <sys/types.h>
+#include <sys/errno.h>
+#include <sys/stat.h>
+#include <err.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <strings.h>
+#include <stdlib.h>
+#include <sysexits.h>
+
+#include <netncp/ncp_lib.h>
+#include <netncp/ncp_rcfile.h>
+
+extern char *__progname;
+
+static void
+login_usage() {
+	printf("usage: %s [-Dh] [-A host] [-BCN] [-I level] [-M mode] \n"
+	       "       [-R retrycount] [-W timeout] /server:user\n", __progname);
+	exit(1);
+}
+
+static void
+logout_usage() {
+	printf("usage: %s [-c handle] [-h] [/server:user]\n", __progname);
+	exit(1);
+}
+
+static void
+login(int argc, char *argv[], struct ncp_conn_loginfo *li) {
+	int error = 0, connid, opt, setprimary = 0;
+
+	while ((opt = getopt(argc, argv, STDPARAM_OPT"D")) != EOF){
+		switch(opt){
+		    case STDPARAM_ARGS:
+			if (ncp_li_arg(li, opt, optarg))	
+				exit(1);
+			break;
+		    case 'D':
+			setprimary = 1;
+			break;
+		    default:
+			login_usage();
+			/*NOTREACHED*/
+		}
+	}
+	if (li->access_mode == 0)
+		li->access_mode = S_IRWXU;
+	if (ncp_li_check(li))
+		exit(1);
+	li->opt |= NCP_OPT_WDOG | NCP_OPT_PERMANENT;
+	/* now we can try to login, or use already established connection */
+	error = ncp_li_login(li, &connid);
+	if (error) {
+		ncp_error("Could not login to server %s", error, li->server);
+		exit(1);
+	}
+	error = ncp_setpermanent(connid, 1);
+	if (error && errno != EACCES){
+		ncp_error("Can't make connection permanent", error);
+		exit(1);
+	}
+	if (setprimary && ncp_setprimary(connid, 1) != 0)
+		ncp_error("Warning: can't make connection primary", errno);
+	printf("Logged in with conn handle:%d\n", connid);
+	return;
+}
+
+static void
+logout(int argc, char *argv[], struct ncp_conn_loginfo *li) {
+	int error = 0, connid, opt;
+
+	connid = -1;
+	while ((opt = getopt(argc, argv, STDPARAM_OPT"c:")) != EOF){
+		switch (opt) {
+		    case 'c':
+			connid = atoi(optarg);
+			break;
+		    case STDPARAM_ARGS:
+			if (ncp_li_arg(li, opt, optarg))
+				exit(1);
+			break;
+		    default:
+			logout_usage();
+			/*NOTREACHED*/
+		}
+	}
+	if (connid == -1) {
+		if (li->server[0] == 0)
+			errx(EX_USAGE, "no server name specified");
+		if (li->user == 0) 
+			errx(EX_USAGE, "no user name specified");
+		if (ncp_conn_scan(li, &connid))
+			errx(EX_OSERR, "You are not attached to server %s",
+			     li->server);
+	}
+	if (ncp_setpermanent(connid, 0) < 0 && errno != EACCES) {
+		ncp_error("Connection isn't valid", errno);
+		exit(EX_OSERR);
+	}
+        error = ncp_disconnect(connid);
+	if (error) {
+		if (errno == EACCES) {
+			warnx("you logged out, but connection belongs"
+			      "to other user and not closed");
+		} else {
+			ncp_error("Can't logout with connid %d", error, connid);
+			error = 1;
+		}
+	}
+	exit(error ? 1 : 0);
+}
+
+int
+main(int argc, char *argv[]) {
+	int islogin, error;
+	char *p, *p1;
+	struct ncp_conn_loginfo li;
+
+	islogin = strcmp(__progname, "ncplogin") == 0;
+
+	if (argc == 2) {
+		if (strcmp(argv[1], "-h") == 0) {
+			if (islogin)
+				login_usage();
+			else
+				logout_usage();
+		}
+	}
+
+	if (ncp_initlib())
+		exit(1);
+	if (ncp_li_init(&li, argc, argv))
+		return 1;
+
+	if (argc >= 2 && argv[argc - 1][0] == '/') {
+		p = argv[argc - 1];
+		error = 1;
+		do {
+			if (*p++ != '/')
+				break;
+			p1 = strchr(p, ':');
+			if (p1 == NULL)
+				break;
+			*p1++ = 0;
+			if (ncp_li_setserver(&li, p))
+				break;
+			if (*p1 == 0)
+				break;
+			if (ncp_li_setuser(&li, p1)) break;
+			error = 0;
+		} while(0);
+		if (error)
+			errx(EX_DATAERR, 
+			    "an error occured while parsing '%s'",
+			    argv[argc - 1]);
+	}
+
+	if (ncp_li_readrc(&li))
+		return 1;
+	if (ncp_rc)
+		rc_close(ncp_rc);
+	if (islogin)
+		login(argc, argv, &li);
+	else
+		logout(argc, argv, &li);
+	return 0;
+}