1 files changed, 97 insertions, 0 deletions
diff --git a/src/plugins/authdata/greet/greet_auth.c b/src/plugins/authdata/greet/greet_auth.c
new file mode 100644
index 000000000..a9d359eaa
--- /dev/null
+++ b/src/plugins/authdata/greet/greet_auth.c
@@ -0,0 +1,97 @@
+/*
+ * plugins/authdata/greet/
+ *
+ * Copyright 2008 by the Massachusetts Institute of Technology.
+ *
+ * Export of this software from the United States of America may
+ *   require a specific license from the United States Government.
+ *   It is the responsibility of any person or organization contemplating
+ *   export to obtain such a license before exporting.
+ * 
+ * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
+ * distribute this software and its documentation for any purpose and
+ * without fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright notice and
+ * this permission notice appear in supporting documentation, and that
+ * the name of M.I.T. not be used in advertising or publicity pertaining
+ * to distribution of the software without specific, written prior
+ * permission.  Furthermore if you modify this software you must label
+ * your software as modified software and not distribute it in such a
+ * fashion that it might be confused with the original M.I.T. software.
+ * M.I.T. makes no representations about the suitability of
+ * this software for any purpose.  It is provided "as is" without express
+ * or implied warranty.
+ * 
+ *
+ * Sample authorization data plugin
+ */
+
+#include <string.h>
+#include <errno.h>
+#include <krb5/authdata_plugin.h>
+
+typedef struct krb5_db_entry krb5_db_entry;
+
+static krb5_error_code
+greet_init(krb5_context ctx, void **blob)
+{
+    *blob = "hello";
+    return 0;
+}
+
+static void
+greet_fini(krb5_context ctx, void *blob)
+{
+}
+
+static krb5_error_code
+greet_authdata(krb5_context ctx, krb5_db_entry *client,
+	       krb5_data *req_pkt,
+	       krb5_kdc_req *request,
+	       krb5_enc_tkt_part * enc_tkt_reply)
+{
+#define GREET_SIZE (20)
+
+    char *p;
+    krb5_authdata *a;
+    size_t count;
+    krb5_authdata **new_ad;
+
+    p = calloc(1, GREET_SIZE);
+    a = calloc(1, sizeof(*a));
+
+    if (p == NULL || a == NULL) {
+	free(p);
+	free(a);
+	return ENOMEM;
+    }
+    strcpy(p, "hello there");
+    a->magic = KV5M_AUTHDATA;
+    a->ad_type = -42;
+    a->length = GREET_SIZE;
+    a->contents = p;
+    if (enc_tkt_reply->authorization_data == 0) {
+	count = 0;
+    } else {
+	for (count = 0; enc_tkt_reply->authorization_data[count] != 0; count++)
+	    ;
+    }
+    new_ad = realloc(enc_tkt_reply->authorization_data,
+		     (count+2) * sizeof(krb5_authdata *));
+    if (new_ad == NULL) {
+	free(p);
+	free(a);
+	return ENOMEM;
+    }
+    enc_tkt_reply->authorization_data = new_ad;
+    new_ad[count] = a;
+    new_ad[count+1] = NULL;
+    return 0;
+}
+
+krb5plugin_authdata_ftable_v0 authdata_server_0 = {
+    "greet",
+    greet_init,
+    greet_fini,
+    greet_authdata,
+};