esp8266: Add esp.socket class, with ESP-style socket functionality.
* UDP currently not supported
* As there is no way (that I know of) the espconn_regist_connectcb()
callback can recognize on which socket has the connection arrived,
only one listening function at a time is supported
diff --git a/esp8266/mpconfigport.h b/esp8266/mpconfigport.h
index dcd9407..cae5398 100644
--- a/esp8266/mpconfigport.h
+++ b/esp8266/mpconfigport.h
@@ -71,7 +71,11 @@
#define MP_STATE_PORT MP_STATE_VM
#define MICROPY_PORT_ROOT_POINTERS \
- const char *readline_hist[8];
+ const char *readline_hist[8]; \
+ \
+ /* Singleton instance of scan callback, meaning that there can
+ be only one concurrent AP scan. */ \
+ mp_obj_t scan_cb_obj; \
// We need to provide a declaration/definition of alloca()
#include <alloca.h>