Embedded TCP/IP stack: fnet_tls_socket_recv

Receives data from a TLS socket.

Parameters

tls_sock	TLS socket descriptor.
buf	Buffer for the incoming data.
len	Length of the buf.

Returns

This function returns:

• The number of bytes received, if no error occurs. The return value is set to zero, if there is no input data.
• FNET_ERR if an error occurs.

See also

fnet_tls_socket()

The function returns as much data as is currently available up to the size of the buffer supplied.
If the function returns FNET_ERR the current TLS connection must be closed.