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-rw-r--r--eBones/lib/libkrb/get_cred.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/eBones/lib/libkrb/get_cred.c b/eBones/lib/libkrb/get_cred.c
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+++ b/eBones/lib/libkrb/get_cred.c
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+/*
+ * Copyright 1985, 1986, 1987, 1988 by the Massachusetts Institute
+ * of Technology.
+ * For copying and distribution information, please see the file
+ * <Copyright.MIT>.
+ *
+ * from: get_cred.c,v 4.10 89/05/31 17:46:22 jtkohl Exp $
+ * $Id: get_cred.c,v 1.2 1994/07/19 19:25:14 g89r4222 Exp $
+ */
+
+#ifndef lint
+static char *rcsid =
+"$Id: get_cred.c,v 1.2 1994/07/19 19:25:14 g89r4222 Exp $";
+#endif /* lint */
+
+#include <stdio.h>
+#include <krb.h>
+
+/*
+ * krb_get_cred takes a service name, instance, and realm, and a
+ * structure of type CREDENTIALS to be filled in with ticket
+ * information. It then searches the ticket file for the appropriate
+ * ticket and fills in the structure with the corresponding
+ * information from the file. If successful, it returns KSUCCESS.
+ * On failure it returns a Kerberos error code.
+ */
+
+krb_get_cred(service,instance,realm,c)
+ char *service; /* Service name */
+ char *instance; /* Instance */
+ char *realm; /* Auth domain */
+ CREDENTIALS *c; /* Credentials struct */
+{
+ int tf_status; /* return value of tf function calls */
+
+ /* Open ticket file and lock it for shared reading */
+ if ((tf_status = tf_init(TKT_FILE, R_TKT_FIL)) != KSUCCESS)
+ return(tf_status);
+
+ /* Copy principal's name and instance into the CREDENTIALS struc c */
+
+ if ( (tf_status = tf_get_pname(c->pname)) != KSUCCESS ||
+ (tf_status = tf_get_pinst(c->pinst)) != KSUCCESS )
+ return (tf_status);
+
+ /* Search for requested service credentials and copy into c */
+
+ while ((tf_status = tf_get_cred(c)) == KSUCCESS) {
+ /* Is this the right ticket? */
+ if ((strcmp(c->service,service) == 0) &&
+ (strcmp(c->instance,instance) == 0) &&
+ (strcmp(c->realm,realm) == 0))
+ break;
+ }
+ (void) tf_close();
+
+ if (tf_status == EOF)
+ return (GC_NOTKT);
+ return(tf_status);
+}
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