Command line printer manipulation client, and build goo.

[moira.git] / incremental / ksrvtgt.c

diff --git a/incremental/ksrvtgt.c b/incremental/ksrvtgt.c
index c00ecf9cd137ecfe9706c309ae27c4cbe0c11abd..57ff923724890379cf0c802819b65ab664941c99 100644 (file)
--- a/incremental/ksrvtgt.c
+++ b/incremental/ksrvtgt.c
@@ -2,59 +2,94 @@
  * $Source$
  * $Author$
  *
- * Copyright 1988 by the Massachusetts Institute of Technology. 
+ * Copyright 1988 by the Massachusetts Institute of Technology.
  *
  * For copying and distribution information, please see the file
- * <mit-copyright.h>. 
+ * <mit-copyright.h>.
  *
  * Get a ticket-granting-ticket given a service key file (srvtab)
- * The lifetime is the shortest allowed [1 five-minute interval]
+ * Modifed from the regular kerberos distribution in that it accepts
+ * the lifetime of the ticket as an command-line argument.
  *
  */
 
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include <sys/param.h>
 #include <krb.h>
-#include <conf.h>
+/*#include <conf.h>*/
 
-const char rcsid[] =
+char rcsid[] =
     "$Header$";
 
-main(argc,argv)
-    int argc;
-    char **argv;
+void usage(char **argv);
+
+int main(int argc, char **argv)
 {
-    char realm[REALM_SZ + 1];
-    register int code;
-    char srvtab[MAXPATHLEN + 1];
+  char realm[REALM_SZ + 1];
+  int code;
+  int i, lifetime = 1;
+  char srvtab[MAXPATHLEN + 1];
 
-    bzero(realm, sizeof(realm));
-    bzero(srvtab, sizeof(srvtab));
+  memset(realm, 0, sizeof(realm));
+  memset(srvtab, 0, sizeof(srvtab));
 
-    if (argc < 3 || argc > 5) {
-       fprintf(stderr, "Usage: %s name instance [[realm] srvtab]\n",
-               argv[0]);
-       exit(1);
-    }
-    
-    if (argc == 4)
-       (void) strncpy(srvtab, argv[3], sizeof(srvtab) -1);
-    
-    if (argc == 5) {
-       (void) strncpy(realm, argv[3], sizeof(realm) - 1);
-       (void) strncpy(srvtab, argv[4], sizeof(srvtab) -1);
+  if (argc < 3)
+    usage(argv);
+
+  for (i = 3; i < argc; i++)
+    {
+      if (argv[i][0] != '-')
+       usage(argv);
+      switch (argv[i][1])
+       {
+       case 'r':
+         if (i + 1 >= argc)
+           usage(argv);
+         strncpy(realm, argv[i++ + 1], sizeof(realm) - 1);
+         break;
+       case 's':
+         if (i + 1 >= argc)
+           usage(argv);
+         strncpy(srvtab, argv[i++ + 1], sizeof(srvtab) - 1);
+         break;
+       case 'l':
+         if (i + 1 >= argc)
+           usage(argv);
+         lifetime = atoi(argv[i++ + 1]);
+         if (lifetime < 5)
+           lifetime = 1;
+         else
+           lifetime /= 5;
+         if (lifetime > 255)
+           lifetime = 255;
+         break;
+       default:
+         usage(argv);
+       }
     }
 
-    if (srvtab[0] == 0)
-       (void) strcpy(srvtab, KEYFILE);
+  if (!*srvtab)
+    strcpy(srvtab, KEYFILE);
 
-    if (realm[0] == 0)
-       if (krb_get_lrealm(realm) != KSUCCESS)
-           (void) strcpy(realm, KRB_REALM);
+  if (!*realm)
+    {
+      if (krb_get_lrealm(realm, 1) != KSUCCESS)
+       strcpy(realm, KRB_REALM);
+    }
 
-    code = krb_get_svc_in_tkt(argv[1], argv[2], realm,
-                             "krbtgt", realm, 1, srvtab);
-    if (code)
-       fprintf(stderr, "%s\n", krb_err_txt[code]);
-    exit(code);
+  code = krb_get_svc_in_tkt(argv[1], argv[2], realm,
+                           "krbtgt", realm, lifetime, srvtab);
+  if (code)
+    fprintf(stderr, "%s\n", krb_err_txt[code]);
+  exit(code);
+}
+
+void usage(char **argv)
+{
+  fprintf(stderr,
+         "Usage: %s name instance [-r realm] [-s srvtab] [-l lifetime]\n",
+         argv[0]);
+  exit(1);
 }