adding engine API

src/pEpEngine_mime.cc

@@ -0,0 +1,41 @@
+#include <pEp/message.h>
+
+// function interface for pEp engine
+// link this to use pEp MIME with C code
+
+namespace "C" {
+    DYNAMIC_API PEP_STATUS mime_encode_message(
+            const message * msg,
+            bool omit_fields,
+            char **mimetext
+        )
+    {
+        PEP_STATUS status = PEP_STATUS_OK;
+
+        return status;
+    }
+
+    DYNAMIC_API PEP_STATUS mime_decode_message(
+            const char *mimetext,
+            size_t size,
+            message **msg
+        )
+    {
+        PEP_STATUS status = PEP_STATUS_OK;
+
+        return status;
+    }
+
+    PEP_STATUS _mime_encode_message_internal(
+            const message * msg,
+            bool omit_fields,
+            char **mimetext,
+            bool transport_encode
+        )
+    {
+        PEP_STATUS status = PEP_STATUS_OK;
+
+        return status;
+    }
+}
+