initial drop of phosphor-ipmi-blobs

This implements a majority of the OEM IPMI BLOBS protocol.  The only
piece missing from this is the timed expiration of sessions.

Change-Id: I82c9d17b625c94fc3340edcfabbbf1ffeb5ad7ac
Signed-off-by: Patrick Venture <venture@google.com>

1 files changed, 46 insertions, 0 deletions

diff --git a/process.hpp b/process.hpp
new file mode 100644
index 0000000..e8a9906
--- /dev/null
+++ b/process.hpp
@@ -0,0 +1,46 @@
+#pragma once
+
+#include "crc.hpp"
+#include "manager.hpp"
+
+#include <host-ipmid/ipmid-api.h>
+
+#include <functional>
+
+namespace blobs
+{
+
+using IpmiBlobHandler =
+    std::function<ipmi_ret_t(ManagerInterface* mgr, const uint8_t* reqBuf,
+                             uint8_t* replyCmdBuf, size_t* dataLen)>;
+
+/**
+ * Validate the IPMI request and determine routing.
+ *
+ * @param[in] crc - a pointer to the crc interface.
+ * @param[in] reqBuf - a pointer to the ipmi request packet buffer.
+ * @param[in,out] replyCmdBuf - a pointer to the ipmi reply packet buffer.
+ * @param[in,out] dataLen - initially the request length, set to reply length
+ *                          on return.
+ * @return the ipmi command handler.
+ */
+IpmiBlobHandler validateBlobCommand(CrcInterface* crc, const uint8_t* reqBuf,
+                                    uint8_t* replyCmdBuf, size_t* dataLen);
+
+/**
+ * Call the IPMI command and process the result, including running the CRC
+ * computation for the reply message if there is one.
+ *
+ * @param[in] cmd - a funtion pointer to the ipmi command to process.
+ * @param[in] mgr - a pointer to the manager interface.
+ * @param[in] crc - a pointer to the crc interface.
+ * @param[in] reqBuf - a pointer to the ipmi request packet buffer.
+ * @param[in,out] replyCmdBuf - a pointer to the ipmi reply packet buffer.
+ * @param[in,out] dataLen - initially the request length, set to reply length
+ *                          on return.
+ * @return the ipmi command result.
+ */
+ipmi_ret_t processBlobCommand(IpmiBlobHandler cmd, ManagerInterface* mgr,
+                              CrcInterface* crc, const uint8_t* reqBuf,
+                              uint8_t* replyCmdBuf, size_t* dataLen);
+} // namespace blobs