Function nanocoap_sock_request

pub unsafe extern "C" fn nanocoap_sock_request(
    sock: *mut nanocoap_sock_t,
    pkt: *mut coap_pkt_t,
    len: size_t,
) -> ssize_t

@brief Simple synchronous CoAP request

@param[in] sock socket to use for the request @param[in,out] pkt Packet struct containing the request. Is reused for the response @param[in] len Total length of the buffer associated with the request

@returns length of response on success @returns <0 on error