modbus_get_indication_timeout

Name

modbus_get_indication_timeout - get timeout used to wait for an indication (request received by a server).

Synopsis
    int modbus_get_indication_timeout(modbus_t *ctx, uint32_t *to_sec, uint32_t *to_usec);

Description

The modbus_get_indication_timeout() function shall store the timeout interval used to wait for an indication in the to_sec and to_usec arguments. Indication is the term used by the Modbus protocol to designate a request received by the server.

The default value is zero, it means the server will wait forever.

Return value

The function shall return 0 if successful. Otherwise it shall return -1 and set errno.
    uint32_t to_sec;
    uint32_t to_usec;
    /* Save original timeout */
    modbus_get_indication_timeout(ctx, &to_sec, &to_usec);

See also

    •   modbus_set_indication_timeout ⟨modbus_set_indication_timeout.md⟩

    •   modbus_get_response_timeout ⟨modbus_get_response_timeout.md⟩

    •   modbus_set_response_timeout ⟨modbus_set_response_timeout.md⟩