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This is the socket ID returned by NetSock_Open()/socket() when the socket was created or by NetSock_Accept()/accept() when a connection was accepted.

perrp_err

Pointer to variable that will receive the return error code from this function:

NET_SOCK_ERR_NONE
NET_SOCK_ERR_NOT_USED
NET_SOCK_ERR_INVALID_SOCK
NET_SOCK_ERR_INVALID_TYPE
NET_CONN_ERR_NOT_USED
NET_CONN_ERR_INVALID_CONN
NET_INIT_ERR_INITNOT_INCOMPLETECOMPLETED
NET_OSERR_ERRFAULT_LOCK_ACQUIRE

Returned Value

Socket’s transport connection handle ID (e.g., TCP connection ID), if no errors.

NET_CONN_ID_NONE, otherwise.

Required Configuration

Available only if either NET_CFG_TRANSPORT_LAYER_SEL is configured for TCP (see section D-12-1) and/or NET_UDP_CFG_APP_API_SEL is configured for sockets (see section D-13-1)None.

Notes / Warnings

None.