stack allocated structs, print ips in net examples

examples/chip8.zr

@@ -22,7 +22,7 @@ struct CHIP8
     keyboard_map: Array
 
 func chip8_create[] : CHIP8
-    c := new CHIP8
+    c := new* CHIP8
     c->memory = mem.alloc(4096)
     mem.zero(c->memory, 4096)
     c->display = mem.alloc(64*32)

examples/tcp_server.zr

@@ -2,12 +2,20 @@ func main[] : i64
     s : i64 = must(net.listen?(net.pack_addr(127, 0, 0, 1), 8000))
 
     io.println("Listening on port 8000...")
+
     resp := mem.alloc(60000)
+    addr := mem.alloc(16)
     while true
-        conn := net.accept(s)
+        conn := net.accept(s, addr)
         if conn < 0
             continue
 
+        io.printf("%d.%d.%d.%d:%d\n", addr[4], addr[5], addr[6], addr[7], mem.read16be(addr + 2))
+
         n := net.read(conn, resp, 60000)
+        
+        io.print_sized(resp, n)
+        io.println("")
+
         net.send(conn, resp, n)
         net.close(conn)

examples/udp_server.zr

@@ -8,5 +8,10 @@ func main[] : i64
             net.UDPPacket.free(pkt)
             continue
 
+        io.printf("%d.%d.%d.%d:%d\n", pkt->source_addr[4], pkt->source_addr[5], pkt->source_addr[6], pkt->source_addr[7], mem.read16be(pkt->source_addr + 2))
+
+        io.print_sized(pkt->data, pkt->size)
+        io.println("")
+
         net.udp_send_to(s, pkt->source_addr, pkt->data, pkt->size)
         net.UDPPacket.free(pkt)