1 files changed, 99 insertions, 0 deletions
diff --git a/src/lib/gssapi/krb5/delete_sec_context.c b/src/lib/gssapi/krb5/delete_sec_context.c
new file mode 100644
index 000000000000..4b9dfae0d515
--- /dev/null
+++ b/src/lib/gssapi/krb5/delete_sec_context.c
@@ -0,0 +1,99 @@
+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/*
+ * Copyright 1993 by OpenVision Technologies, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appears in all copies and
+ * that both that copyright notice and this permission notice appear in
+ * supporting documentation, and that the name of OpenVision not be used
+ * in advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission. OpenVision makes no
+ * representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+ *
+ * OPENVISION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OPENVISION BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+ * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "gssapiP_krb5.h"
+
+/*
+ * $Id$
+ */
+
+OM_uint32 KRB5_CALLCONV
+krb5_gss_delete_sec_context(minor_status, context_handle, output_token)
+    OM_uint32 *minor_status;
+    gss_ctx_id_t *context_handle;
+    gss_buffer_t output_token;
+{
+    krb5_context context;
+    krb5_gss_ctx_id_rec *ctx;
+
+    if (output_token) {
+        output_token->length = 0;
+        output_token->value = NULL;
+    }
+
+    /*SUPPRESS 29*/
+    if (*context_handle == GSS_C_NO_CONTEXT) {
+        *minor_status = 0;
+        return(GSS_S_COMPLETE);
+    }
+
+    ctx = (krb5_gss_ctx_id_t) *context_handle;
+    context = ctx->k5_context;
+
+    /* free all the context state */
+
+    if (ctx->seqstate)
+        g_seqstate_free(ctx->seqstate);
+
+    if (ctx->enc)
+        krb5_k_free_key(context, ctx->enc);
+
+    if (ctx->seq)
+        krb5_k_free_key(context, ctx->seq);
+
+    if (ctx->here)
+        kg_release_name(context, &ctx->here);
+    if (ctx->there)
+        kg_release_name(context, &ctx->there);
+    if (ctx->subkey)
+        krb5_k_free_key(context, ctx->subkey);
+    if (ctx->acceptor_subkey)
+        krb5_k_free_key(context, ctx->acceptor_subkey);
+
+    if (ctx->auth_context) {
+        if (ctx->cred_rcache)
+            (void)krb5_auth_con_setrcache(context, ctx->auth_context, NULL);
+
+        krb5_auth_con_free(context, ctx->auth_context);
+    }
+
+    if (ctx->mech_used)
+        krb5_gss_release_oid(minor_status, &ctx->mech_used);
+
+    if (ctx->authdata)
+        krb5_free_authdata(context, ctx->authdata);
+
+    if (ctx->k5_context)
+        krb5_free_context(ctx->k5_context);
+
+    /* Zero out context */
+    zap(ctx, sizeof(*ctx));
+    xfree(ctx);
+
+    /* zero the handle itself */
+
+    *context_handle = GSS_C_NO_CONTEXT;
+
+    *minor_status = 0;
+    return(GSS_S_COMPLETE);
+}