[Feature]Upload Modem source code

Change-Id: Id4294f30faced84d3e6fd6d5e61e1111bf287a37
diff --git a/mcu/custom/middleware/common/pki_common_config.h b/mcu/custom/middleware/common/pki_common_config.h
new file mode 100644
index 0000000..79bda6f
--- /dev/null
+++ b/mcu/custom/middleware/common/pki_common_config.h
@@ -0,0 +1,9 @@
+#include "kal_public_api.h" //MSBB change #include "kal_release.h"
+#ifndef _PKI_COMMON_CONFIG_H_
+#define _PKI_COMMON_CONFIG_H_
+
+/* PKCS7/12 max data size constraints */
+#define MAX_PKCS7_IMPORT_DATA_SIZE  (10 * 1024)
+#define MAX_PKCS12_IMPORT_DATA_SIZE (10 * 1024)
+
+#endif /* _PKI_COMMON_CONFIG_H_ */