2 files changed, 10 insertions, 4 deletions
diff --git a/main/sock.c b/main/sock.c
index 7064de7..dac62af 100644
--- a/main/sock.c
+++ b/main/sock.c
@@ -5,9 +5,10 @@
 #include <lwip/api.h>
 
 #include "init.h"
-
 #include "config.h"
 
+struct netconn* current_connection = NULL;
+
 void recv_handler(struct netconn* conn, struct netbuf* buf) {
 	void *data;
 	uint16_t len;
@@ -21,17 +22,16 @@ void recv_handler(struct netconn* conn, struct netbuf* buf) {
 }
 
 void accept_handler(struct netconn* conn) {
-	printf("new connection!\n");
+	current_connection = conn;
 
 	struct netbuf* buf;
-
 	while (netconn_recv(conn, &buf) == ERR_OK)
 		recv_handler(conn, buf);
 
 	netconn_close(conn);
 	netconn_delete(conn);
 
-	printf("connection closed!\n");
+	current_connection = NULL;
 }
 
 void serve_task() {
diff --git a/main/sock.h b/main/sock.h
index dd7fc61..2a73418 100644
--- a/main/sock.h
+++ b/main/sock.h
@@ -1,5 +1,11 @@
 #pragma once
 
+#include <stdint.h>
+#include <stddef.h>
+
 /** \brief start listening for TCP socket requests */
 void serve_task();
 
+void i2c_send(uint16_t addr, char* data, size_t data_size);
+void i2c_recv(uint16_t addr, char* data, size_t data_size);
+