Telnet AUTHENTICATION option

[unix-history] / usr / src / usr.bin / telnet / main.c

diff --git a/usr/src/usr.bin/telnet/main.c b/usr/src/usr.bin/telnet/main.c
index 24066e2..d2ebcb5 100644 (file)
--- a/usr/src/usr.bin/telnet/main.c
+++ b/usr/src/usr.bin/telnet/main.c
@@ -12,15 +12,10 @@ char copyright[] =
 #endif /* not lint */
 
 #ifndef lint
 #endif /* not lint */
 
 #ifndef lint

-static char sccsid[] = "@(#)main.c     5.1 (Berkeley) %G%";
+static char sccsid[] = "@(#)main.c     5.2 (Berkeley) %G%";

 #endif /* not lint */
 
 #include <sys/types.h>
 #endif /* not lint */
 
 #include <sys/types.h>

-#if    defined(unix)
-#include <strings.h>
-#else  /* defined(unix) */
-#include <string.h>
-#endif /* defined(unix) */

 
 #include "ring.h"
 #include "externs.h"
 
 #include "ring.h"
 #include "externs.h"


@@ -29,7 +24,7 @@ static char sccsid[] = "@(#)main.c    5.1 (Berkeley) %G%";
 /*
  * Initialize variables.
  */
 /*
  * Initialize variables.
  */

-void
+    void

 tninit()
 {
     init_terminal();
 tninit()
 {
     init_terminal();


@@ -45,7 +40,35 @@ tninit()
 #endif
 }
 
 #endif
 }
 

-int    autologin;
+       void
+usage()
+{
+       fprintf(stderr, "Usage: %s %s%s%s%s\n",
+           prompt,
+#ifdef AUTHENTICATE
+           " [-8] [-E] [-K] [-L] [-X atype] [-a] [-d] [-e char] [-k realm]",
+           "\n\t[-l user] [-n tracefile] ",
+#else
+           " [-8] [-E] [-L] [-a] [-d] [-e char] [-l user] [-n tracefile]",
+           "\n\t",
+#endif
+#if defined(TN3270) && defined(unix)
+# ifdef AUTHENTICATE
+           "[-noasynch] [-noasynctty] [-noasyncnet]\n\t[-r] [-t transcom] ",
+# else
+           "[-noasynch] [-noasynctty] [-noasyncnet] [-r] [-t transcom]\n\t",
+# endif
+#else
+           "[-r] ",
+#endif
+#ifdef ENCRYPT
+           "[-x] [host-name [port]]"
+#else
+           "[host-name [port]]"
+#endif
+       );
+       exit(1);
+}

 
 /*
  * main.  Parse arguments, invoke the protocol or command parser.
 
 /*
  * main.  Parse arguments, invoke the protocol or command parser.


@@ -74,9 +97,31 @@ main(argc, argv)
                prompt = argv[0];
 
        user = NULL;
                prompt = argv[0];
 
        user = NULL;

-       autologin = 0;
-       while ((ch = getopt(argc, argv, "ade:l:n:")) != EOF) {
+
+       rlogin = (strncmp(prompt, "rlog", 4) == 0) ? '~' : _POSIX_VDISABLE;
+       autologin = -1;
+
+       while ((ch = getopt(argc, argv, "8EKLX:ade:k:l:n:rt:x")) != EOF) {

                switch(ch) {
                switch(ch) {

+               case '8':
+                       eight = 3;      /* binary output and input */
+                       break;
+               case 'E':
+                       rlogin = escape = _POSIX_VDISABLE;
+                       break;
+               case 'K':
+#ifdef AUTHENTICATE
+                       autologin = 0;
+#endif
+                       break;
+               case 'L':
+                       eight |= 2;     /* binary output only */
+                       break;
+               case 'X':
+#ifdef AUTHENTICATE
+                       auth_disable_name(optarg);
+#endif
+                       break;

                case 'a':
                        autologin = 1;
                        break;
                case 'a':
                        autologin = 1;
                        break;


@@ -86,6 +131,19 @@ main(argc, argv)
                case 'e':
                        set_escape_char(optarg);
                        break;
                case 'e':
                        set_escape_char(optarg);
                        break;

+               case 'k':
+#if defined(AUTHENTICATE) && defined(KRB4)
+                   {
+                       extern char *dest_realm, dst_realm_buf[], dst_realm_sz;
+                       dest_realm = dst_realm_buf;
+                       (void)strncpy(dest_realm, optarg, dst_realm_sz);
+                   }
+#else
+                       fprintf(stderr,
+                          "%s: Warning: -k ignored, no Kerberos V4 support.\n",
+                                                               prompt);
+#endif
+                       break;

                case 'l':
                        autologin = 1;
                        user = optarg;
                case 'l':
                        autologin = 1;
                        user = optarg;


@@ -106,18 +164,37 @@ main(argc, argv)
 #endif /* defined(TN3270) && defined(unix) */
                                SetNetTrace(optarg);
                        break;
 #endif /* defined(TN3270) && defined(unix) */
                                SetNetTrace(optarg);
                        break;

-#if defined(TN3270) && defined(unix)
+               case 'r':
+                       rlogin = '~';
+                       break;

                case 't':
                case 't':

+#if defined(TN3270) && defined(unix)

                        transcom = tline;
                        (void)strcpy(transcom, optarg);
                        transcom = tline;
                        (void)strcpy(transcom, optarg);

+#else
+                       fprintf(stderr,
+                          "%s: Warning: -t ignored, no TN3270 support.\n",
+                                                               prompt);
+#endif

                        break;
                        break;

+               case 'x':
+#ifdef ENCRYPT
+                       encrypt_auto();
+#else
+                       fprintf(stderr,
+                           "%s: Warning: -x ignored, no ENCRYPT support.\n",
+                                                               prompt);

 #endif
 #endif

+                       break;

                case '?':
                default:
                        usage();
                        /* NOTREACHED */
                }
        }
                case '?':
                default:
                        usage();
                        /* NOTREACHED */
                }
        }

+       if (autologin == -1)
+               autologin = (rlogin == _POSIX_VDISABLE) ? 0 : 1;
+

        argc -= optind;
        argv += optind;
 
        argc -= optind;
        argv += optind;
 


@@ -153,10 +230,3 @@ main(argc, argv)
                        command(1, 0, 0);
        }
 }
                        command(1, 0, 0);
        }
 }

-
-usage()
-{
-       fprintf(stderr, "usage: %s [-a] [ [-l user] host-name [port] ]\n",
-           prompt);
-       exit(1);
-}