/*
- * Copyright (c) 2010, JANET(UK)
+ * Copyright (c) 2011, JANET(UK)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* SUCH DAMAGE.
*/
+/*
+ * Message protection services: determine maximum input size.
+ */
+
#include "gssapiP_eap.h"
OM_uint32
gss_iov_buffer_desc iov[4];
OM_uint32 major, overhead;
+ if (ctx == GSS_C_NO_CONTEXT) {
+ *minor = EINVAL;
+ return GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT;
+ }
+
+ *minor = 0;
+
+ GSSEAP_MUTEX_LOCK(&ctx->mutex);
+
+ if (!CTX_IS_ESTABLISHED(ctx)) {
+ major = GSS_S_NO_CONTEXT;
+ *minor = GSSEAP_CONTEXT_INCOMPLETE;
+ goto cleanup;
+ }
+
iov[0].type = GSS_IOV_BUFFER_TYPE_HEADER;
iov[0].buffer.value = NULL;
iov[0].buffer.length = 0;
major = gssEapWrapIovLength(minor, ctx, conf_req_flag, qop_req,
NULL, iov, 4);
- if (GSS_ERROR(major)) {
- return major;
- }
+ if (GSS_ERROR(major))
+ goto cleanup;
overhead = iov[0].buffer.length + iov[3].buffer.length;
else
*max_input_size = 0;
- return GSS_S_COMPLETE;
+cleanup:
+ GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
+
+ return major;
}