+/*
+ * Copyright (c) 2011, JANET(UK)
+ * 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 JANET(UK) 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 "gssapiP_eap.h"
+
+OM_uint32
+gssEapQueryMetaData(OM_uint32 *minor,
+ gss_const_OID mech GSSEAP_UNUSED,
+ gss_cred_id_t cred,
+ gss_ctx_id_t *context_handle,
+ const gss_name_t name,
+ OM_uint32 req_flags GSSEAP_UNUSED,
+ gss_buffer_t meta_data)
+{
+ OM_uint32 major;
+ int isInitiator = (name != GSS_C_NO_NAME);
+ gss_ctx_id_t ctx = *context_handle;
+
+ meta_data->length = 0;
+ meta_data->value = NULL;
+
+ if (ctx == GSS_C_NO_CONTEXT) {
+ major = gssEapAllocContext(minor, &ctx);
+ if (GSS_ERROR(major))
+ return major;
+
+ if (isInitiator)
+ ctx->flags |= CTX_FLAG_INITIATOR;
+ }
+
+ if (ctx->cred == GSS_C_NO_CREDENTIAL) {
+ if (isInitiator) {
+ major = gssEapResolveInitiatorCred(minor, cred,
+ name, &ctx->cred);
+ } else {
+ major = gssEapAcquireCred(minor,
+ GSS_C_NO_NAME,
+ GSS_C_INDEFINITE,
+ GSS_C_NO_OID_SET,
+ GSS_C_ACCEPT,
+ &ctx->cred,
+ NULL,
+ NULL);
+ }
+ }
+
+ if (*context_handle == GSS_C_NO_CONTEXT)
+ *context_handle = ctx;
+
+ return major;
+}
+
+OM_uint32 GSSAPI_CALLCONV
+gss_query_meta_data(OM_uint32 *minor,
+ gss_const_OID mech,
+ gss_cred_id_t cred,
+ gss_ctx_id_t *context_handle,
+ const gss_name_t name,
+ OM_uint32 req_flags,
+ gss_buffer_t meta_data)
+{
+ gss_ctx_id_t ctx = *context_handle;
+ OM_uint32 major;
+
+ if (cred != GSS_C_NO_CREDENTIAL)
+ GSSEAP_MUTEX_LOCK(&cred->mutex);
+
+ if (*context_handle != GSS_C_NO_CONTEXT)
+ GSSEAP_MUTEX_LOCK(&ctx->mutex);
+
+ major = gssEapQueryMetaData(minor, mech, cred, &ctx,
+ name, req_flags, meta_data);
+
+ if (*context_handle != GSS_C_NO_CONTEXT)
+ GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
+ else
+ *context_handle = ctx;
+
+ if (cred != GSS_C_NO_CREDENTIAL)
+ GSSEAP_MUTEX_UNLOCK(&cred->mutex);
+
+ return major;
+}