From e8f55cfe83178372b5f7a780b2426eff61750bca Mon Sep 17 00:00:00 2001
From: Johan Danielsson <joda@pdc.kth.se>
Date: Fri, 18 Apr 1997 00:32:16 +0000
Subject: [PATCH] Add tiny popper debug program.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1584 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 appl/popper/pop_debug.c | 136 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 appl/popper/pop_debug.c

diff --git a/appl/popper/pop_debug.c b/appl/popper/pop_debug.c
new file mode 100644
index 000000000..b32dbf95f
--- /dev/null
+++ b/appl/popper/pop_debug.c
@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * 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 the Kungliga Tekniska
+ *      Högskolan and its contributors.
+ * 
+ * 4. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.
+ */
+
+/* Tiny program to help debug popper */
+
+#include "popper.h"
+RCSID("$Id$");
+
+void
+loop(int s)
+{
+    char cmd[1024];
+    char buf[1024];
+    fd_set fds;
+    while(1){
+	FD_ZERO(&fds);
+	FD_SET(0, &fds);
+	FD_SET(s, &fds);
+	if(select(s+1, &fds, 0, 0, 0) < 0)
+	    err(1, "select");
+	if(FD_ISSET(0, &fds)){
+	    fgets(cmd, sizeof(cmd), stdin);
+	    strcpy(cmd + strlen(cmd) - 1, "\r\n");
+	    write(s, cmd, strlen(cmd));
+	}
+	if(FD_ISSET(s, &fds)){
+	    int n = read(s, buf, sizeof(buf));
+	    if(n == 0)
+		exit(0);
+	    fwrite(buf, n, 1, stdout);
+	}
+    }
+}
+
+void
+usage()
+{
+    fprintf(stderr, "Usage: %s [-p port] hostname\n", __progname);
+    exit(1);
+}
+
+int
+main(int argc, char **argv)
+{
+    int c;
+    int port;
+    char *host;
+    struct hostent *hp;
+    int s;
+    struct sockaddr_in sa;
+    set_progname(argv[0]);
+    port = k_getportbyname("kpop", "tcp", htons(1109));
+    while ((c = getopt(argc,argv, "p:")) != EOF){
+	switch(c){
+	case 'p':
+	    port = htons(atoi(optarg));
+	    break;
+	default:
+	    usage();
+	}
+    }
+    if(argc - optind != 1)
+	usage();
+    host = argv[optind];
+    hp = gethostbyname(host);
+    if(hp == NULL)
+	err(1, "%s", host);
+    s = socket(AF_INET, SOCK_STREAM, 0);
+    if (s < 0)
+	err(1, "socket");
+    memset(&sa, 0, sizeof(sa));
+    sa.sin_family = AF_INET;
+    sa.sin_port = port;
+    memcpy(&sa.sin_addr, hp->h_addr, hp->h_length);
+    if(connect(s, (struct sockaddr*)&sa, sizeof(sa)) < 0)
+	err(1, "connect");
+    {
+	KTEXT_ST ticket;
+	MSG_DAT msg_data;
+	CREDENTIALS cred;
+	des_key_schedule sched;
+	int ret;
+	
+	ret = krb_sendauth(0,
+			   s,
+			   &ticket, 
+			   "pop",
+			   host,
+			   krb_realmofhost(host),
+			   getpid(),
+			   &msg_data,
+			   &cred,
+			   sched,
+			   NULL,
+			   NULL,
+			   "KPOPV0.1");
+	if(ret)
+	    errx(1, "krb_sendauth: %s", krb_get_err_text(ret));
+	loop(s);
+    }
+}