(gss_krb5_ccache_name): help function enable to set krb5 name, using

out_name argument makes function no longer thread-safe git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13288 ec53bebd-3082-4978-b11e-865c3cabbd6b
2004-01-25 19:08:57 +00:00
parent b2d84d9e03
commit f59f30ea3d
2 changed files with 160 additions and 0 deletions
--- a/lib/gssapi/krb5/ccache_name.c
+++ b/lib/gssapi/krb5/ccache_name.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2004 Kungliga Tekniska H<>gskolan
+ * (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. 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. 
+ */
+
+#include "gssapi_locl.h"
+
+RCSID("$Id$");
+
+char *last_out_name;
+
+OM_uint32
+gss_krb5_ccache_name(OM_uint32 *minor_status, 
+		     const char *name,
+		     const char **out_name)
+{
+    krb5_error_code kret;
+
+    *minor_status = 0;
+
+    GSSAPI_KRB5_INIT();
+
+    if (out_name) {
+	const char *name;
+
+	if (last_out_name) {
+	    free(last_out_name);
+	    last_out_name = NULL;
+	}
+
+	name = krb5_cc_default_name(gssapi_krb5_context);
+	if (name == NULL) {
+	    *minor_status = ENOMEM;
+	    gssapi_krb5_set_error_string ();
+	    return GSS_S_FAILURE;
+	}
+	last_out_name = strdup(name);
+	if (last_out_name == NULL) {
+	    *minor_status = ENOMEM;
+	    return GSS_S_FAILURE;
+	}
+	*out_name = last_out_name;
+    }
+
+    kret = krb5_cc_set_default_name(gssapi_krb5_context, name);
+    if (kret) {
+	*minor_status = kret;
+	gssapi_krb5_set_error_string ();
+	return GSS_S_FAILURE;
+    }
+    return GSS_S_COMPLETE;
+}