Definition
server_socket_state(sock)
Features
This function returns the socket status.
To know the connection status with the client, check the return value of server_socket_read or server_socket_write (see Example 2).
Parameters
|
Parameter Name |
Data Type |
Default Value |
Description |
|---|---|---|---|
|
sock |
socket.socket |
- |
Socket instance returned from server_socket_open() socket instance |
Return
|
Value |
Description |
|---|---|
|
1 |
Socket normal state |
|
0 |
Socket abnormal state |
Exception
|
Exception |
Description |
|---|---|
|
DR_Error (DR_ERROR_TYPE) |
Parameter data type error occurred |
Example 1
Python
sock = server_socket_open(20002)
state = server_socket_state(sock) # Reads the socket state.
server_socket_close(sock)
Example 2
Python
sock = server_socket_open(20002)
res, rx_data =server_socket_read(sock)
tp_log("[RX] res={0}, rx_data ={1}".format(res, rx_data))
if (res < 0): #When the client connection is disconnected
tp_log("[RX] client disconnect")
server_socket_close(sock)
exit()
server_socket_close(sock)
Keyword
server / server_ / socket / server_socket / server_socket_