It will be used for the client to communicate to the
daemon that it would prefer the daemon return any
previous password responses instead of asking the user.
#define PLY_BOOT_PROTOCOL_REQUEST_TYPE_SYSTEM_INITIALIZED "S"
#define PLY_BOOT_PROTOCOL_REQUEST_TYPE_QUIT "Q"
#define PLY_BOOT_PROTOCOL_REQUEST_TYPE_PASSWORD "*"
+#define PLY_BOOT_PROTOCOL_REQUEST_TYPE_CACHED_PASSWORD "c"
#define PLY_BOOT_PROTOCOL_REQUEST_TYPE_SHOW_SPLASH "$"
#define PLY_BOOT_PROTOCOL_REQUEST_TYPE_HIDE_SPLASH "H"
#define PLY_BOOT_PROTOCOL_REQUEST_TYPE_NEWROOT "R"