1 files changed, 68 insertions, 0 deletions
diff --git a/src/usr/isteps/expupd/ocmbFwImage.H b/src/usr/isteps/expupd/ocmbFwImage.H
new file mode 100644
index 000000000..5e5de2e64
--- /dev/null
+++ b/src/usr/isteps/expupd/ocmbFwImage.H
@@ -0,0 +1,68 @@
+/* IBM_PROLOG_BEGIN_TAG                                                   */
+/* This is an automatically generated prolog.                             */
+/*                                                                        */
+/* $Source: src/usr/isteps/expupd/ocmbFwImage.H $                         */
+/*                                                                        */
+/* OpenPOWER HostBoot Project                                             */
+/*                                                                        */
+/* Contributors Listed Below - COPYRIGHT 2019                             */
+/* [+] International Business Machines Corp.                              */
+/*                                                                        */
+/*                                                                        */
+/* Licensed under the Apache License, Version 2.0 (the "License");        */
+/* you may not use this file except in compliance with the License.       */
+/* You may obtain a copy of the License at                                */
+/*                                                                        */
+/*     http://www.apache.org/licenses/LICENSE-2.0                         */
+/*                                                                        */
+/* Unless required by applicable law or agreed to in writing, software    */
+/* distributed under the License is distributed on an "AS IS" BASIS,      */
+/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or        */
+/* implied. See the License for the specific language governing           */
+/* permissions and limitations under the License.                         */
+/*                                                                        */
+/* IBM_PROLOG_END_TAG                                                     */
+#ifndef __OCMBFWIMAGE_H
+#define __OCMBFWIMAGE_H
+
+/**
+ * @file ocmbFwImage.H
+ *
+ * Interface for validating the OCMB firmware image from PNOR
+ *
+ */
+
+#include <errl/errlentry.H>
+
+namespace expupd
+{
+
+constexpr uint32_t HEADER_SHA512_SIZE = 64;
+
+/**
+ * @brief Parameters pertaining to an unpackaged (raw) OCMB firmware image
+ */
+typedef struct rawImageInfo
+{
+    const uint8_t* imagePtr;
+    size_t         imageSize;
+    const uint8_t* imageSHA512HashPtr;
+}rawImageInfo_t;
+
+/**
+ * @brief Validates OCMB firmware header of packaged image
+ *
+ * @param[in] i_imageStart Start address of packaged image
+ * @param[in] i_imageSize Size of packaged image
+ * @param[out] o_imageInfo Information pertaining to image after
+ *             being stripped of OCMB firmware header
+ * @return errlHndl_t indicating success or failure
+ *
+ */
+errlHndl_t ocmbFwValidateImage(const uint64_t i_imageStart,
+                               const uint64_t i_imageSize,
+                               rawImageInfo_t& o_imageInfo);
+
+}//namespace expupd
+
+#endif