ipmi: start implementing flashDataBlock

Change-Id: I780c0e5da77a027ce23a674bd3fdbf08b8a81c14
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/main.cpp b/main.cpp
index a3288ef..9b78f77 100644
--- a/main.cpp
+++ b/main.cpp
@@ -54,6 +54,9 @@
         case FlashSubCmds::flashStartTransfer:
             return startTransfer(flashUpdateSingleton.get(), reqBuf,
                                  replyCmdBuf, dataLen);
+        case FlashSubCmds::flashDataBlock:
+            return dataBlock(flashUpdateSingleton.get(), reqBuf, replyCmdBuf,
+                             dataLen);
         default:
             return IPMI_CC_INVALID;
     }