INNER CODE UNIT · C

dfu_getstatus

dmitrystu/sboot_stm32 · src/bootloader.c:166

static usbd_respond dfu_getstatus(void *buf) {
    /* make answer */
    struct usb_dfu_status *stat = buf;
    stat->bStatus = dfu_data.bStatus;
    stat->bState = dfu_data.bState;
    stat->bPollTimeout = (DFU_POLL_TIMEOUT & 0xFF);
    stat->wPollTimeout = (DFU_POLL_TIMEOUT >> 8);
    stat->iString = NO_DESCRIPTOR;

    switch (dfu_data.bState) {
    case USB_DFU_STATE_DFU_IDLE:
    case USB_DFU_STATE_DFU_DNLOADIDLE:
    case USB_DFU_STATE_DFU_UPLOADIDLE:
    case USB_DFU_STATE_DFU_ERROR:
        return usbd_ack;
    case USB_DFU_STATE_DFU_DNLOADSYNC:
        dfu_data.bState = USB_DFU_STATE_DFU_DNLOADIDLE;
        return usbd_ack;

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