int
obsd_get_config_descriptor(struct libusb_device *dev, uint8_t idx,
unsigned char *buf, size_t len, int *host_endian)
{
struct usb_device_fdesc udf;
int fd, err;
if ((fd = _bus_open(dev->bus_number)) < 0)
return _errno_to_libusb(errno);
udf.udf_bus = dev->bus_number;
udf.udf_addr = dev->device_address;
udf.udf_config_index = idx;
udf.udf_size = len;
udf.udf_data = buf;
usbi_dbg("index %d, len %d", udf.udf_config_index, len);
if (ioctl(fd, USB_DEVICE_GET_FDESC, &udf) < 0) {
err = errno;
close(fd);
return _errno_to_libusb(err);
}
close(fd);
*host_endian = 0;
return (len);
}
static int
sunos_usb_open_ep0(sunos_dev_handle_priv_t *hpriv, sunos_dev_priv_t *dpriv)
{
char filename[PATH_MAX + 1];
if (hpriv->eps[0].datafd > 0) {
return (LIBUSB_SUCCESS);
}
snprintf(filename, PATH_MAX, "%s/cntrl0", dpriv->ugenpath);
usbi_dbg("opening %s", filename);
hpriv->eps[0].datafd = open(filename, O_RDWR);
if (hpriv->eps[0].datafd < 0) {
return(_errno_to_libusb(errno));
}
snprintf(filename, PATH_MAX, "%s/cntrl0stat", dpriv->ugenpath);
hpriv->eps[0].statfd = open(filename, O_RDONLY);
if (hpriv->eps[0].statfd < 0) {
close(hpriv->eps[0].datafd);
hpriv->eps[0].datafd = -1;
return(_errno_to_libusb(errno));
}
return (LIBUSB_SUCCESS);
}
int
_sync_gen_transfer(struct usbi_transfer *itransfer)
{
struct libusb_transfer *transfer;
int fd, nr = 1;
transfer = USBI_TRANSFER_TO_LIBUSB_TRANSFER(itransfer);
if ((fd = _access_endpoint(transfer)) < 0)
return _errno_to_libusb(errno);
if ((ioctl(fd, USB_SET_TIMEOUT, &transfer->timeout)) < 0)
return _errno_to_libusb(errno);
if (IS_XFERIN(transfer)) {
if ((transfer->flags & LIBUSB_TRANSFER_SHORT_NOT_OK) == 0)
if ((ioctl(fd, USB_SET_SHORT_XFER, &nr)) < 0)
return _errno_to_libusb(errno);
nr = read(fd, transfer->buffer, transfer->length);
} else {
nr = write(fd, transfer->buffer, transfer->length);
}
if (nr < 0)
return _errno_to_libusb(errno);
itransfer->transferred = nr;
return (0);
}
int
obsd_clear_halt(struct libusb_device_handle *handle, unsigned char endpoint)
{
struct usb_ctl_request req;
int fd, err;
if ((fd = _bus_open(handle->dev->bus_number)) < 0)
return _errno_to_libusb(errno);
usbi_dbg("");
req.ucr_addr = handle->dev->device_address;
req.ucr_request.bmRequestType = UT_WRITE_ENDPOINT;
req.ucr_request.bRequest = UR_CLEAR_FEATURE;
USETW(req.ucr_request.wValue, UF_ENDPOINT_HALT);
USETW(req.ucr_request.wIndex, endpoint);
USETW(req.ucr_request.wLength, 0);
if (ioctl(fd, USB_REQUEST, &req) < 0) {
err = errno;
close(fd);
return _errno_to_libusb(err);
}
close(fd);
return (LIBUSB_SUCCESS);
}
int
obsd_open(struct libusb_device_handle *handle)
{
struct handle_priv *hpriv = (struct handle_priv *)handle->os_priv;
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
char devnode[16];
if (dpriv->devname) {
/*
* Only open ugen(4) attached devices read-write, all
* read-only operations are done through the bus node.
*/
snprintf(devnode, sizeof(devnode), DEVPATH "%s.00",
dpriv->devname);
dpriv->fd = open(devnode, O_RDWR);
if (dpriv->fd < 0)
return _errno_to_libusb(errno);
usbi_dbg("open %s: fd %d", devnode, dpriv->fd);
}
if (pipe(hpriv->pipe) < 0)
return _errno_to_libusb(errno);
return usbi_add_pollfd(HANDLE_CTX(handle), hpriv->pipe[0], POLLIN);
}
int
_cache_active_config_descriptor(struct libusb_device *dev)
{
struct device_priv *dpriv = (struct device_priv *)dev->os_priv;
struct usb_device_cdesc udc;
struct usb_device_fdesc udf;
unsigned char* buf;
int fd, len, err;
if ((fd = _bus_open(dev->bus_number)) < 0)
return _errno_to_libusb(errno);
usbi_dbg("fd %d, addr %d", fd, dev->device_address);
udc.udc_bus = dev->bus_number;
udc.udc_addr = dev->device_address;
udc.udc_config_index = USB_CURRENT_CONFIG_INDEX;
if (ioctl(fd, USB_DEVICE_GET_CDESC, &udc) < 0) {
err = errno;
close(fd);
return _errno_to_libusb(errno);
}
usbi_dbg("active bLength %d", udc.udc_desc.bLength);
len = UGETW(udc.udc_desc.wTotalLength);
buf = malloc(len);
if (buf == NULL)
return (LIBUSB_ERROR_NO_MEM);
udf.udf_bus = dev->bus_number;
udf.udf_addr = dev->device_address;
udf.udf_config_index = udc.udc_config_index;
udf.udf_size = len;
udf.udf_data = buf;
usbi_dbg("index %d, len %d", udf.udf_config_index, len);
if (ioctl(fd, USB_DEVICE_GET_FDESC, &udf) < 0) {
err = errno;
close(fd);
free(buf);
return _errno_to_libusb(err);
}
close(fd);
if (dpriv->cdesc)
free(dpriv->cdesc);
dpriv->cdesc = buf;
return (LIBUSB_SUCCESS);
}
int
sunos_cancel_transfer(struct usbi_transfer *itransfer)
{
sunos_xfer_priv_t *tpriv;
sunos_dev_handle_priv_t *hpriv;
struct libusb_transfer *transfer;
struct aiocb *aiocb;
uint8_t ep;
int ret;
tpriv = usbi_transfer_get_os_priv(itransfer);
aiocb = &tpriv->aiocb;
transfer = USBI_TRANSFER_TO_LIBUSB_TRANSFER(itransfer);
hpriv = (sunos_dev_handle_priv_t *)transfer->dev_handle->os_priv;
ep = sunos_usb_ep_index(transfer->endpoint);
ret = aio_cancel(hpriv->eps[ep].datafd, aiocb);
usbi_dbg("aio->fd=%d fd=%d ret = %d, %s", aiocb->aio_fildes,
hpriv->eps[ep].datafd, ret, (ret == AIO_CANCELED)?
strerror(0):strerror(errno));
if (ret != AIO_CANCELED) {
ret = _errno_to_libusb(errno);
} else {
/*
* we don't need to call usbi_handle_transfer_cancellation(),
* because we'll handle everything in sunos_async_callback.
*/
ret = LIBUSB_SUCCESS;
}
return (ret);
}
int
obsd_handle_events(struct libusb_context *ctx, struct pollfd *fds, nfds_t nfds,
int num_ready)
{
struct libusb_device_handle *handle;
struct handle_priv *hpriv = NULL;
struct usbi_transfer *itransfer;
struct pollfd *pollfd;
int i, err = 0;
usbi_dbg("");
pthread_mutex_lock(&ctx->open_devs_lock);
for (i = 0; i < nfds && num_ready > 0; i++) {
pollfd = &fds[i];
if (!pollfd->revents)
continue;
hpriv = NULL;
num_ready--;
list_for_each_entry(handle, &ctx->open_devs, list,
struct libusb_device_handle) {
hpriv = (struct handle_priv *)handle->os_priv;
if (hpriv->pipe[0] == pollfd->fd)
break;
hpriv = NULL;
}
if (NULL == hpriv) {
usbi_dbg("fd %d is not an event pipe!", pollfd->fd);
err = ENOENT;
break;
}
if (pollfd->revents & POLLERR) {
usbi_remove_pollfd(HANDLE_CTX(handle), hpriv->pipe[0]);
usbi_handle_disconnect(handle);
continue;
}
if (read(hpriv->pipe[0], &itransfer, sizeof(itransfer)) < 0) {
err = errno;
break;
}
if ((err = usbi_handle_transfer_completion(itransfer,
LIBUSB_TRANSFER_COMPLETED)))
break;
}
pthread_mutex_unlock(&ctx->open_devs_lock);
if (err)
return _errno_to_libusb(err);
return (LIBUSB_SUCCESS);
}
int
obsd_open(struct libusb_device_handle *handle)
{
struct handle_priv *hpriv = (struct handle_priv *)handle->os_priv;
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
dpriv->fd = open(dpriv->devnode, O_RDWR);
if (dpriv->fd < 0) {
dpriv->fd = open(dpriv->devnode, O_RDONLY);
if (dpriv->fd < 0)
return _errno_to_libusb(errno);
}
usbi_dbg("open %s: fd %d", dpriv->devnode, dpriv->fd);
if (pipe(hpriv->pipe) < 0)
return _errno_to_libusb(errno);
return usbi_add_pollfd(HANDLE_CTX(handle), hpriv->pipe[0], POLLIN);
}
int
_sync_control_transfer(struct usbi_transfer *itransfer)
{
struct libusb_transfer *transfer;
struct libusb_control_setup *setup;
struct device_priv *dpriv;
struct usb_ctl_request req;
transfer = USBI_TRANSFER_TO_LIBUSB_TRANSFER(itransfer);
dpriv = (struct device_priv *)transfer->dev_handle->dev->os_priv;
setup = (struct libusb_control_setup *)transfer->buffer;
usbi_dbg("type %d request %d value %d index %d length %d timeout %d",
setup->bmRequestType, setup->bRequest,
libusb_le16_to_cpu(setup->wValue),
libusb_le16_to_cpu(setup->wIndex),
libusb_le16_to_cpu(setup->wLength), transfer->timeout);
req.ucr_request.bmRequestType = setup->bmRequestType;
req.ucr_request.bRequest = setup->bRequest;
(*(uint16_t *)req.ucr_request.wValue) = setup->wValue;
(*(uint16_t *)req.ucr_request.wIndex) = setup->wIndex;
(*(uint16_t *)req.ucr_request.wLength) = setup->wLength;
req.ucr_data = transfer->buffer + LIBUSB_CONTROL_SETUP_SIZE;
if ((transfer->flags & LIBUSB_TRANSFER_SHORT_NOT_OK) == 0)
req.ucr_flags = USBD_SHORT_XFER_OK;
if ((ioctl(dpriv->fd, USB_SET_TIMEOUT, &transfer->timeout)) < 0)
return _errno_to_libusb(errno);
if ((ioctl(dpriv->fd, USB_DO_REQUEST, &req)) < 0)
return _errno_to_libusb(errno);
itransfer->transferred = req.ucr_actlen;
usbi_dbg("transferred %d", itransfer->transferred);
return (0);
}
int
obsd_set_configuration(struct libusb_device_handle *handle, int config)
{
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
usbi_dbg("configuration %d", config);
if (ioctl(dpriv->fd, USB_SET_CONFIG, &config) < 0)
return _errno_to_libusb(errno);
return _cache_active_config_descriptor(handle->dev, dpriv->fd);
}
int
_cache_active_config_descriptor(struct libusb_device *dev, int fd)
{
struct device_priv *dpriv = (struct device_priv *)dev->os_priv;
struct usb_config_desc ucd;
struct usb_full_desc ufd;
unsigned char* buf;
int len;
usbi_dbg("fd %d", fd);
ucd.ucd_config_index = USB_CURRENT_CONFIG_INDEX;
if ((ioctl(fd, USB_GET_CONFIG_DESC, &ucd)) < 0)
return _errno_to_libusb(errno);
usbi_dbg("active bLength %d", ucd.ucd_desc.bLength);
len = UGETW(ucd.ucd_desc.wTotalLength);
buf = malloc(len);
if (buf == NULL)
return (LIBUSB_ERROR_NO_MEM);
ufd.ufd_config_index = ucd.ucd_config_index;
ufd.ufd_size = len;
ufd.ufd_data = buf;
usbi_dbg("index %d, len %d", ufd.ufd_config_index, len);
if ((ioctl(fd, USB_GET_FULL_DESC, &ufd)) < 0) {
free(buf);
return _errno_to_libusb(errno);
}
if (dpriv->cdesc)
free(dpriv->cdesc);
dpriv->cdesc = buf;
return (0);
}
int
_sync_gen_transfer(struct usbi_transfer *itransfer)
{
struct libusb_transfer *transfer;
struct device_priv *dpriv;
int fd, nr = 1;
transfer = USBI_TRANSFER_TO_LIBUSB_TRANSFER(itransfer);
dpriv = (struct device_priv *)transfer->dev_handle->dev->os_priv;
if (dpriv->devname == NULL)
return (LIBUSB_ERROR_NOT_SUPPORTED);
/*
* Bulk, Interrupt or Isochronous transfer depends on the
* endpoint and thus the node to open.
*/
if ((fd = _access_endpoint(transfer)) < 0)
return _errno_to_libusb(errno);
if ((ioctl(fd, USB_SET_TIMEOUT, &transfer->timeout)) < 0)
return _errno_to_libusb(errno);
if (IS_XFERIN(transfer)) {
if ((transfer->flags & LIBUSB_TRANSFER_SHORT_NOT_OK) == 0)
if ((ioctl(fd, USB_SET_SHORT_XFER, &nr)) < 0)
return _errno_to_libusb(errno);
nr = read(fd, transfer->buffer, transfer->length);
} else {
nr = write(fd, transfer->buffer, transfer->length);
}
if (nr < 0)
return _errno_to_libusb(errno);
itransfer->transferred = nr;
return (0);
}
int
obsd_get_configuration(struct libusb_device_handle *handle, int *config)
{
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
usbi_dbg("");
if (ioctl(dpriv->fd, USB_GET_CONFIG, config) < 0)
return _errno_to_libusb(errno);
usbi_dbg("configuration %d", *config);
return (LIBUSB_SUCCESS);
}
int
obsd_get_config_descriptor(struct libusb_device *dev, uint8_t idx,
unsigned char *buf, size_t len, int *host_endian)
{
struct device_priv *dpriv = (struct device_priv *)dev->os_priv;
struct usb_full_desc ufd;
int fd, err;
usbi_dbg("index %d, len %d", idx, len);
if (dpriv->fd >= 0) {
fd = dpriv->fd;
} else {
fd = open(dpriv->devnode, O_RDONLY);
if (fd < 0)
return _errno_to_libusb(errno);
}
ufd.ufd_config_index = idx;
ufd.ufd_size = len;
ufd.ufd_data = buf;
if ((ioctl(fd, USB_GET_FULL_DESC, &ufd)) < 0) {
err = errno;
if (dpriv->fd < 0)
close(fd);
return _errno_to_libusb(err);
}
if (dpriv->fd < 0)
close(fd);
*host_endian = 0;
return (LIBUSB_SUCCESS);
}
int
sunos_submit_transfer(struct usbi_transfer *itransfer)
{
struct libusb_transfer *transfer;
struct libusb_device_handle *hdl;
int err = 0;
transfer = USBI_TRANSFER_TO_LIBUSB_TRANSFER(itransfer);
hdl = transfer->dev_handle;
err = sunos_check_device_and_status_open(hdl,
transfer->endpoint, transfer->type);
if (err < 0) {
return (_errno_to_libusb(err));
}
switch (transfer->type) {
case LIBUSB_TRANSFER_TYPE_CONTROL:
/* sync transfer */
usbi_dbg("CTRL transfer: %d", transfer->length);
err = solaris_submit_ctrl_on_default(transfer);
break;
case LIBUSB_TRANSFER_TYPE_BULK:
/* fallthru */
case LIBUSB_TRANSFER_TYPE_INTERRUPT:
if (transfer->type == LIBUSB_TRANSFER_TYPE_BULK)
usbi_dbg("BULK transfer: %d", transfer->length);
else
usbi_dbg("INTR transfer: %d", transfer->length);
err = sunos_do_async_io(transfer);
break;
case LIBUSB_TRANSFER_TYPE_ISOCHRONOUS:
/* Isochronous/Stream is not supported */
/* fallthru */
case LIBUSB_TRANSFER_TYPE_BULK_STREAM:
if (transfer->type == LIBUSB_TRANSFER_TYPE_ISOCHRONOUS)
usbi_dbg("ISOC transfer: %d", transfer->length);
else
usbi_dbg("BULK STREAM transfer: %d", transfer->length);
err = LIBUSB_ERROR_NOT_SUPPORTED;
break;
}
return (err);
}
int
obsd_set_configuration(struct libusb_device_handle *handle, int config)
{
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
if (dpriv->devname == NULL)
return (LIBUSB_ERROR_NOT_SUPPORTED);
usbi_dbg("bConfigurationValue %d", config);
if (ioctl(dpriv->fd, USB_SET_CONFIG, &config) < 0)
return _errno_to_libusb(errno);
return _cache_active_config_descriptor(handle->dev);
}
int
obsd_submit_transfer(struct usbi_transfer *itransfer)
{
struct libusb_transfer *transfer;
struct handle_priv *hpriv;
int err = 0;
usbi_dbg("");
transfer = USBI_TRANSFER_TO_LIBUSB_TRANSFER(itransfer);
hpriv = (struct handle_priv *)transfer->dev_handle->os_priv;
switch (transfer->type) {
case LIBUSB_TRANSFER_TYPE_CONTROL:
err = _sync_control_transfer(itransfer);
break;
case LIBUSB_TRANSFER_TYPE_ISOCHRONOUS:
if (IS_XFEROUT(transfer)) {
/* Isochronous write is not supported */
err = LIBUSB_ERROR_NOT_SUPPORTED;
break;
}
err = _sync_gen_transfer(itransfer);
break;
case LIBUSB_TRANSFER_TYPE_BULK:
case LIBUSB_TRANSFER_TYPE_INTERRUPT:
if (IS_XFEROUT(transfer) &&
transfer->flags & LIBUSB_TRANSFER_ADD_ZERO_PACKET) {
err = LIBUSB_ERROR_NOT_SUPPORTED;
break;
}
err = _sync_gen_transfer(itransfer);
break;
case LIBUSB_TRANSFER_TYPE_BULK_STREAM:
err = LIBUSB_ERROR_NOT_SUPPORTED;
break;
}
if (err)
return (err);
if (write(hpriv->pipe[1], &itransfer, sizeof(itransfer)) < 0)
return _errno_to_libusb(errno);
return (LIBUSB_SUCCESS);
}
int
netbsd_open(struct libusb_device_handle *handle)
{
struct handle_priv *hpriv = (struct handle_priv *)handle->os_priv;
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
dpriv->fd = open(dpriv->devnode, O_RDWR);
if (dpriv->fd < 0) {
dpriv->fd = open(dpriv->devnode, O_RDONLY);
if (dpriv->fd < 0)
return _errno_to_libusb(errno);
}
usbi_dbg("open %s: fd %d", dpriv->devnode, dpriv->fd);
return (LIBUSB_SUCCESS);
}
int
obsd_clear_halt(struct libusb_device_handle *handle, unsigned char endpoint)
{
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
struct usb_ctl_request req;
usbi_dbg("");
req.ucr_request.bmRequestType = UT_WRITE_ENDPOINT;
req.ucr_request.bRequest = UR_CLEAR_FEATURE;
USETW(req.ucr_request.wValue, UF_ENDPOINT_HALT);
USETW(req.ucr_request.wIndex, endpoint);
USETW(req.ucr_request.wLength, 0);
if (ioctl(dpriv->fd, USB_DO_REQUEST, &req) < 0)
return _errno_to_libusb(errno);
return (LIBUSB_SUCCESS);
}
int
obsd_set_interface_altsetting(struct libusb_device_handle *handle, int iface,
int altsetting)
{
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
struct usb_alt_interface intf;
usbi_dbg("iface %d, setting %d", iface, altsetting);
memset(&intf, 0, sizeof(intf));
intf.uai_interface_index = iface;
intf.uai_alt_no = altsetting;
if (ioctl(dpriv->fd, USB_SET_ALTINTERFACE, &intf) < 0)
return _errno_to_libusb(errno);
return (LIBUSB_SUCCESS);
}
int
obsd_open(struct libusb_device_handle *handle)
{
struct handle_priv *hpriv = (struct handle_priv *)handle->os_priv;
struct device_priv *dpriv = (struct device_priv *)handle->dev->os_priv;
char devnode[16];
if (dpriv->devname) {
/*
* Only open ugen(4) attached devices read-write, all
* read-only operations are done through the bus node.
*/
snprintf(devnode, sizeof(devnode), DEVPATH "%s.00",
dpriv->devname);
dpriv->fd = open(devnode, O_RDWR);
if (dpriv->fd < 0)
return _errno_to_libusb(errno);
usbi_dbg("open %s: fd %d", devnode, dpriv->fd);
}
return (LIBUSB_SUCCESS);
}
int
obsd_get_device_list(struct libusb_context * ctx,
struct discovered_devs **discdevs)
{
struct libusb_device *dev;
struct device_priv *dpriv;
struct usb_device_info di;
unsigned long session_id;
char devnode[16];
int fd, err, i;
usbi_dbg("");
for (i = 0; i < USB_MAX_DEVICES; i++) {
snprintf(devnode, sizeof(devnode), "/dev/ugen%d.00", i);
if ((fd = open(devnode, O_RDONLY)) < 0) {
if (errno != ENOENT && errno != ENXIO)
usbi_err(ctx, "could not open %s", devnode);
continue;
}
if (ioctl(fd, USB_GET_DEVICEINFO, &di) < 0)
continue;
session_id = (di.udi_bus << 8 | di.udi_addr);
dev = usbi_get_device_by_session_id(ctx, session_id);
if (dev == NULL) {
dev = usbi_alloc_device(ctx, session_id);
if (dev == NULL)
return (LIBUSB_ERROR_NO_MEM);
dev->bus_number = di.udi_bus;
dev->device_address = di.udi_addr;
dev->speed = di.udi_speed;
dpriv = (struct device_priv *)dev->os_priv;
strlcpy(dpriv->devnode, devnode, sizeof(devnode));
dpriv->fd = -1;
if (ioctl(fd, USB_GET_DEVICE_DESC, &dpriv->ddesc) < 0) {
err = errno;
goto error;
}
dpriv->cdesc = NULL;
if (_cache_active_config_descriptor(dev, fd)) {
err = errno;
goto error;
}
if ((err = usbi_sanitize_device(dev)))
goto error;
}
close(fd);
if (discovered_devs_append(*discdevs, dev) == NULL)
return (LIBUSB_ERROR_NO_MEM);
}
return (LIBUSB_SUCCESS);
error:
close(fd);
libusb_unref_device(dev);
return _errno_to_libusb(err);
}
int
_sync_control_transfer(struct usbi_transfer *itransfer)
{
struct libusb_transfer *transfer;
struct libusb_control_setup *setup;
struct device_priv *dpriv;
struct usb_ctl_request req;
transfer = USBI_TRANSFER_TO_LIBUSB_TRANSFER(itransfer);
dpriv = (struct device_priv *)transfer->dev_handle->dev->os_priv;
setup = (struct libusb_control_setup *)transfer->buffer;
usbi_dbg("type %x request %x value %x index %d length %d timeout %d",
setup->bmRequestType, setup->bRequest,
libusb_le16_to_cpu(setup->wValue),
libusb_le16_to_cpu(setup->wIndex),
libusb_le16_to_cpu(setup->wLength), transfer->timeout);
req.ucr_addr = transfer->dev_handle->dev->device_address;
req.ucr_request.bmRequestType = setup->bmRequestType;
req.ucr_request.bRequest = setup->bRequest;
/* Don't use USETW, libusb already deals with the endianness */
(*(uint16_t *)req.ucr_request.wValue) = setup->wValue;
(*(uint16_t *)req.ucr_request.wIndex) = setup->wIndex;
(*(uint16_t *)req.ucr_request.wLength) = setup->wLength;
req.ucr_data = transfer->buffer + LIBUSB_CONTROL_SETUP_SIZE;
if ((transfer->flags & LIBUSB_TRANSFER_SHORT_NOT_OK) == 0)
req.ucr_flags = USBD_SHORT_XFER_OK;
if (dpriv->devname == NULL) {
/*
* XXX If the device is not attached to ugen(4) it is
* XXX still possible to submit a control transfer but
* XXX with the default timeout only.
*/
int fd, err;
if ((fd = _bus_open(transfer->dev_handle->dev->bus_number)) < 0)
return _errno_to_libusb(errno);
if ((ioctl(fd, USB_REQUEST, &req)) < 0) {
err = errno;
close(fd);
return _errno_to_libusb(err);
}
close(fd);
} else {
if ((ioctl(dpriv->fd, USB_SET_TIMEOUT, &transfer->timeout)) < 0)
return _errno_to_libusb(errno);
if ((ioctl(dpriv->fd, USB_DO_REQUEST, &req)) < 0)
return _errno_to_libusb(errno);
}
itransfer->transferred = req.ucr_actlen;
usbi_dbg("transferred %d", itransfer->transferred);
return (0);
}