1 files changed, 74 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/gssapi/mech/gss_destroy_cred.c b/third_party/heimdal/lib/gssapi/mech/gss_destroy_cred.c
new file mode 100644
index 0000000..5b7fafc
--- /dev/null
+++ b/third_party/heimdal/lib/gssapi/mech/gss_destroy_cred.c
@@ -0,0 +1,74 @@
+/*-
+ * Copyright (c) 2005 Doug Rabson
+ * All rights reserved.
+ *
+ * Portions Copyright (c) 2009 Apple Inc. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 "mech_locl.h"
+#include <heim_threads.h>
+
+/**
+ * Destroy a credential 
+ *
+ * gss_release_cred() frees the memory, gss_destroy_cred() removes the credentials from memory/disk and then call gss_release_cred() on the credential.
+ *
+ * @param min_stat minor status code
+ * @param cred_handle credentail to destory
+ *
+ * @returns a gss_error code, see gss_display_status() about printing
+ *          the error code.
+ * 
+ * @ingroup gssapi
+ */
+
+GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
+gss_destroy_cred(OM_uint32 *minor_status,
+		 gss_cred_id_t *cred_handle)
+{
+    struct _gss_cred *cred;
+    struct _gss_mechanism_cred *mc, *next;
+
+    OM_uint32 junk;
+
+    if (cred_handle == NULL)
+	return GSS_S_CALL_INACCESSIBLE_READ;
+    if (*cred_handle == GSS_C_NO_CREDENTIAL)
+	return GSS_S_COMPLETE;
+
+    cred = (struct _gss_cred *)*cred_handle;
+    *cred_handle = GSS_C_NO_CREDENTIAL;
+
+    HEIM_TAILQ_FOREACH_SAFE(mc, &cred->gc_mc, gmc_link, next) {
+	HEIM_TAILQ_REMOVE(&cred->gc_mc, mc, gmc_link);
+	if (mc->gmc_mech->gm_destroy_cred)
+	    mc->gmc_mech->gm_destroy_cred(&junk, &mc->gmc_cred);
+	else
+	    mc->gmc_mech->gm_release_cred(&junk, &mc->gmc_cred);
+	free(mc);
+    }
+    free(cred);
+
+    return GSS_S_COMPLETE;
+}