r8302: import mini HEIMDAL into the tree

source/heimdal/lib/gssapi/copy_ccache.c

@@ -0,0 +1,134 @@
+/*
+ * Copyright (c) 2000 - 2001, 2003 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: copy_ccache.c,v 1.7 2003/09/01 15:11:09 lha Exp $");
+
+OM_uint32
+gss_krb5_copy_ccache(OM_uint32 *minor_status,
+		     gss_cred_id_t cred,
+		     krb5_ccache out)
+{
+    krb5_error_code kret;
+
+    HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
+
+    if (cred->ccache == NULL) {
+	HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
+	*minor_status = EINVAL;
+	return GSS_S_FAILURE;
+    }
+
+    kret = krb5_cc_copy_cache(gssapi_krb5_context, cred->ccache, out);
+    HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
+    if (kret) {
+	*minor_status = kret;
+	gssapi_krb5_set_error_string ();
+	return GSS_S_FAILURE;
+    }
+    *minor_status = 0;
+    return GSS_S_COMPLETE;
+}
+
+OM_uint32
+gsskrb5_extract_authz_data_from_sec_context(OM_uint32 *minor_status,
+					    gss_ctx_id_t context_handle,
+					    int ad_type,
+					    gss_buffer_t ad_data)
+{
+    krb5_error_code ret;
+    krb5_data data;
+    
+    ad_data->value = NULL;
+    ad_data->length = 0;
+    
+    HEIMDAL_MUTEX_lock(&context_handle->ctx_id_mutex);
+    if (context_handle->ticket == NULL) {
+	HEIMDAL_MUTEX_unlock(&context_handle->ctx_id_mutex);
+	*minor_status = EINVAL;
+	return GSS_S_FAILURE;
+    }
+
+    ret = krb5_ticket_get_authorization_data_type(gssapi_krb5_context,
+						  context_handle->ticket,
+						  ad_type,
+						  &data);
+    HEIMDAL_MUTEX_unlock(&context_handle->ctx_id_mutex);
+    if (ret) {
+	*minor_status = ret;
+	return GSS_S_FAILURE;
+    }
+    
+    ad_data->value = malloc(data.length);
+    if (ad_data->value == NULL) {
+	krb5_data_free(&data);
+	*minor_status = ENOMEM;
+	return GSS_S_FAILURE;
+    }
+
+    ad_data->length = data.length;
+    memcpy(ad_data->value, data.data, ad_data->length);
+    krb5_data_free(&data);
+	    
+    *minor_status = 0;
+    return GSS_S_COMPLETE;
+}
+
+OM_uint32 gss_krb5_copy_service_keyblock
+        (OM_uint32 *minor_status,
+	 gss_ctx_id_t context_handle,
+	 struct EncryptionKey **out)
+{
+    krb5_error_code ret;
+    
+    HEIMDAL_MUTEX_lock(&context_handle->ctx_id_mutex);
+    if (context_handle->service_keyblock == NULL) {
+	HEIMDAL_MUTEX_unlock(&context_handle->ctx_id_mutex);
+	*minor_status = EINVAL;
+	return GSS_S_FAILURE;
+    }
+
+    ret = krb5_copy_keyblock(gssapi_krb5_context,
+			     context_handle->service_keyblock, 
+			     out);
+
+    HEIMDAL_MUTEX_unlock(&context_handle->ctx_id_mutex);
+    if (ret) {
+	*minor_status = ret;
+	return GSS_S_FAILURE;
+    }
+    
+    *minor_status = 0;
+    return GSS_S_COMPLETE;
+}