static int usb_send_cmd_packet(uint8_t *packet, int size){
int r;
if (libusb_state != LIB_USB_TRANSFERS_ALLOCATED) return -1;
// async
libusb_fill_control_setup(hci_cmd_buffer, LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE, 0, 0, 0, size);
memcpy(hci_cmd_buffer + LIBUSB_CONTROL_SETUP_SIZE, packet, size);
// prepare transfer
int completed = 0;
libusb_fill_control_transfer(command_out_transfer, handle, hci_cmd_buffer, async_callback, &completed, 0);
command_out_transfer->flags = LIBUSB_TRANSFER_FREE_BUFFER;
// update stata before submitting transfer
usb_command_active = 1;
// submit transfer
r = libusb_submit_transfer(command_out_transfer);
if (r < 0) {
usb_command_active = 0;
log_error("Error submitting cmd transfer %d", r);
return -1;
}
return 0;
}
static void sm_write_reg(struct fpi_ssm *ssm, unsigned char reg,
unsigned char value)
{
struct fp_img_dev *dev = ssm->priv;
struct libusb_transfer *transfer = libusb_alloc_transfer(0);
unsigned char *data;
int r;
if (!transfer) {
fpi_ssm_mark_aborted(ssm, -ENOMEM);
return;
}
fp_dbg("set %02x=%02x", reg, value);
data = g_malloc(LIBUSB_CONTROL_SETUP_SIZE);
libusb_fill_control_setup(data, CTRL_OUT, reg, value, 0, 0);
libusb_fill_control_transfer(transfer, dev->udev, data, sm_write_reg_cb,
ssm, CTRL_TIMEOUT);
r = libusb_submit_transfer(transfer);
if (r < 0) {
g_free(data);
libusb_free_transfer(transfer);
fpi_ssm_mark_aborted(ssm, r);
}
}
static void sm_exec_cmd(struct fpi_ssm *ssm, unsigned char cmd,
unsigned char param)
{
struct fp_img_dev *dev = ssm->priv;
struct libusb_transfer *transfer = libusb_alloc_transfer(0);
unsigned char *data;
int r;
if (!transfer) {
fpi_ssm_mark_aborted(ssm, -ENOMEM);
return;
}
fp_dbg("cmd %02x param %02x", cmd, param);
data = g_malloc(LIBUSB_CONTROL_SETUP_SIZE);
libusb_fill_control_setup(data, CTRL_IN, cmd, param, 0, 0);
libusb_fill_control_transfer(transfer, dev->udev, data, sm_exec_cmd_cb,
ssm, CTRL_TIMEOUT);
r = libusb_submit_transfer(transfer);
if (r < 0) {
g_free(data);
libusb_free_transfer(transfer);
fpi_ssm_mark_aborted(ssm, r);
}
}
void
cp_usb_async_read(struct cp_usb_async *cp, uint8_t *valuep)
{
int p;
int ret;
if (cp->p == MAX_OUTSTANDING)
cp_usb_async_sync(cp);
p = cp->p;
if (!cp->packet[p].transfer)
cp->packet[p].transfer = libusb_alloc_transfer(0);
cp->packet[p].valuep = valuep;
cp->packet[p].direction = packet_read;
libusb_fill_control_setup(cp->packet[p].data,
0xc0, /* request */
0xff, /* request type */
0x00c2, /* value */
0, /* index */
1); /* length */
libusb_fill_control_transfer(cp->packet[p].transfer,
cp->handle,
cp->packet[p].data,
cp_usb_async_transfer_callback,
cp,
CP_TIMEOUT);
ccdbg_debug(CC_DEBUG_USB_ASYNC, "Read packet %d\n", p);
ret = libusb_submit_transfer(cp->packet[p].transfer);
if (ret)
fprintf(stderr, "libusb_submit_transfer failed %d\n", ret);
cp->p++;
}
int LibusbDevice::SubmitTransfer(std::unique_ptr<CtrlMessage> cmd)
{
if (!m_device_attached)
return LIBUSB_ERROR_NOT_FOUND;
DEBUG_LOG(IOS_USB,
"[%04x:%04x %d] Control: bRequestType=%02x bRequest=%02x wValue=%04x"
" wIndex=%04x wLength=%04x",
m_vid, m_pid, m_active_interface, cmd->request_type, cmd->request, cmd->value,
cmd->index, cmd->length);
switch ((cmd->request_type << 8) | cmd->request)
{
// The following requests have to go through libusb and cannot be directly sent to the device.
case USBHDR(DIR_HOST2DEVICE, TYPE_STANDARD, REC_INTERFACE, REQUEST_SET_INTERFACE):
{
INFO_LOG(IOS_USB, "[%04x:%04x %d] REQUEST_SET_INTERFACE index=%04x value=%04x", m_vid, m_pid,
m_active_interface, cmd->index, cmd->value);
if (static_cast<u8>(cmd->index) != m_active_interface)
{
const int ret = ChangeInterface(static_cast<u8>(cmd->index));
if (ret < 0)
{
ERROR_LOG(IOS_USB, "[%04x:%04x %d] Failed to change interface to %d: %s", m_vid, m_pid,
m_active_interface, cmd->index, libusb_error_name(ret));
return ret;
}
}
const int ret = SetAltSetting(static_cast<u8>(cmd->value));
if (ret == 0)
m_ios.EnqueueIPCReply(cmd->ios_request, cmd->length);
return ret;
}
case USBHDR(DIR_HOST2DEVICE, TYPE_STANDARD, REC_DEVICE, REQUEST_SET_CONFIGURATION):
{
INFO_LOG(IOS_USB, "[%04x:%04x %d] REQUEST_SET_CONFIGURATION index=%04x value=%04x", m_vid,
m_pid, m_active_interface, cmd->index, cmd->value);
ReleaseAllInterfacesForCurrentConfig();
const int ret = libusb_set_configuration(m_handle, cmd->value);
if (ret == 0)
{
ClaimAllInterfaces(cmd->value);
m_ios.EnqueueIPCReply(cmd->ios_request, cmd->length);
}
return ret;
}
}
const size_t size = cmd->length + LIBUSB_CONTROL_SETUP_SIZE;
auto buffer = std::make_unique<u8[]>(size);
libusb_fill_control_setup(buffer.get(), cmd->request_type, cmd->request, cmd->value, cmd->index,
cmd->length);
Memory::CopyFromEmu(buffer.get() + LIBUSB_CONTROL_SETUP_SIZE, cmd->data_address, cmd->length);
libusb_transfer* transfer = libusb_alloc_transfer(0);
transfer->flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
libusb_fill_control_transfer(transfer, m_handle, buffer.release(), CtrlTransferCallback, this, 0);
m_transfer_endpoints[0].AddTransfer(std::move(cmd), transfer);
return libusb_submit_transfer(transfer);
}
static void susb_issue_call(struct aura_node *node, struct aura_buffer *buf)
{
struct aura_object *o = buf->object;
struct usb_dev_info *inf = aura_get_transportdata(node);
uint8_t rqtype;
uint16_t wIndex, wValue, *ptr;
size_t datalen; /*Actual data in packet, save for setup */
if (o->retlen) {
rqtype = LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN;
datalen = o->retlen;
} else {
datalen = o->arglen - 2 * sizeof(uint16_t);
rqtype = LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_ENDPOINT_OUT;
}
ptr = (uint16_t *)&buf->data[buf->pos];
wValue = *ptr++;
wIndex = *ptr++;
memmove(&buf->data[buf->pos], ptr, datalen);
/*
* VUSB-based devices (or libusb?) do not seem to play nicely when we have the
* setup packet with no data. Transfers may fail instantly.
* A typical run at my box gives:
*
* 9122 succeeded, 878 failed total 10000
*
* See tests-transports/test-susb-stability-none
* Adding just one byte of data to the packet fix the issue.
* Posible workarounds are:
* 1. Retry N times
* 2. Add just one dummy byte for the transfer
* Since nobody reported this workaround breaking support for their
* hardware - we'll do it the second way. For now.
*/
if (!datalen)
datalen++; /* buffer's big enough anyway */
/* e.g if device is big endian, but has le descriptors
* we have to be extra careful here
*/
if (node->need_endian_swap) {
wValue = __swap16(wValue);
wIndex = __swap16(wValue);
}
inf->current_buffer = buf;
libusb_fill_control_setup((unsigned char *)buf->data, rqtype, o->id, wValue, wIndex,
datalen);
libusb_fill_control_transfer(inf->ctransfer, inf->handle,
(unsigned char *)buf->data, cb_call_done, node, 4000);
inf->control_retry_count = 0;
submit_control(node);
}
static void request_object(struct aura_node *node, int id)
{
struct usb_dev_info *inf = aura_get_transportdata(node);
libusb_fill_control_setup(inf->ctrlbuf,
LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN,
RQ_GET_OBJ_INFO,
0, id, inf->io_buf_size - LIBUSB_CONTROL_SETUP_SIZE);
libusb_fill_control_transfer(inf->ctransfer, inf->handle, inf->ctrlbuf, cb_parse_object, node, 1500);
submit_control(node);
}
static void submit_call_write(struct aura_node *node, struct aura_buffer *buf)
{
struct aura_object *o = buf->object;
struct usb_dev_info *inf = aura_get_transportdata(node);
slog(4, SLOG_DEBUG, "Writing call %s data to device, %d bytes", o->name, buf->size);
inf->current_buffer = buf;
libusb_fill_control_setup((unsigned char *)buf->data,
LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
RQ_PUT_CALL,
0, 0, buf->size - LIBUSB_CONTROL_SETUP_SIZE);
libusb_fill_control_transfer(inf->ctransfer, inf->handle,
(unsigned char *) buf->data,
cb_call_write_done, node, 1500);
submit_control(node);
}
static void submit_event_readout(struct aura_node *node)
{
struct usb_dev_info *inf = aura_get_transportdata(node);
struct aura_buffer *buf = aura_buffer_request(node, inf->io_buf_size);
if (!buf)
return; /* Nothing bad, we'll try again later */
slog(0, SLOG_DEBUG, "Starting evt readout, max %d bytes, pending %d",
inf->io_buf_size, inf->pending);
libusb_fill_control_setup((unsigned char *)buf->data,
LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN,
RQ_GET_EVENT,
0, 0, buf->size - LIBUSB_CONTROL_SETUP_SIZE);
libusb_fill_control_transfer(inf->ctransfer, inf->handle, (unsigned char *)buf->data,
cb_event_readout_done, node, 1500);
inf->current_buffer = buf;
submit_control(node);
}
libusb_error LibusbSoundplaneDriver::processThreadSendControl(
libusb_device_handle *device,
uint8_t request,
uint16_t value,
uint16_t index,
const unsigned char *data,
size_t dataSize)
{
if (processThreadShouldStopTransfers())
{
return LIBUSB_ERROR_OTHER;
}
unsigned char *buf = static_cast<unsigned char*>(malloc(LIBUSB_CONTROL_SETUP_SIZE + dataSize));
struct libusb_transfer *transfer;
if (!buf)
{
return LIBUSB_ERROR_NO_MEM;
}
memcpy(buf + LIBUSB_CONTROL_SETUP_SIZE, data, dataSize);
transfer = libusb_alloc_transfer(0);
if (!transfer)
{
free(buf);
return LIBUSB_ERROR_NO_MEM;
}
static constexpr auto kCtrlOut = LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_ENDPOINT_OUT;
libusb_fill_control_setup(buf, kCtrlOut, request, value, index, dataSize);
libusb_fill_control_transfer(transfer, device, buf, &LibusbSoundplaneDriver::processThreadControlTransferCallback, this, 1000);
transfer->flags = LIBUSB_TRANSFER_SHORT_NOT_OK
| LIBUSB_TRANSFER_FREE_BUFFER
| LIBUSB_TRANSFER_FREE_TRANSFER;
const auto result = static_cast<libusb_error>(libusb_submit_transfer(transfer));
if (result >= 0)
{
mOutstandingTransfers++;
}
return result;
}
int usb_send_control(int usb_number, unsigned char* buffer, unsigned char length)
{
struct usb_state* state = usb_states+usb_number;
if(!state->devh)
{
fprintf(stderr, "no usb device opened for index %d\n", usb_number);
return -1;
}
struct libusb_control_setup* control_setup = (struct libusb_control_setup*)buffer;
if(control_setup->wLength > BUFFER_SIZE-LIBUSB_CONTROL_SETUP_SIZE)
{
fprintf(stderr, "wLength (%hu) is higher than %hu\n", control_setup->wLength, BUFFER_SIZE-LIBUSB_CONTROL_SETUP_SIZE);
return -1;
}
unsigned int size = length;
if(control_setup->bmRequestType & LIBUSB_ENDPOINT_IN)
{
size += control_setup->wLength;
}
unsigned char* buf = calloc(size, sizeof(char));
if(!buf)
{
fprintf(stderr, "calloc failed\n");
return -1;
}
memcpy(buf, buffer, length);
struct libusb_transfer* transfer = libusb_alloc_transfer(0);
transfer->flags = LIBUSB_TRANSFER_FREE_BUFFER | LIBUSB_TRANSFER_FREE_TRANSFER;
libusb_fill_control_transfer(transfer, state->devh, buf, (libusb_transfer_cb_fn)usb_callback, usb_state_indexes+usb_number, 1000);
return submit_transfer(transfer);
}
void
cp_usb_async_write(struct cp_usb_async *cp, uint8_t mask, uint8_t value)
{
int p;
uint16_t gpio_set;
int ret;
if (cp->set) {
value = (cp->value & ~mask) | (value & mask);
mask = value ^ cp->value;
}
cp->set = 1;
cp->value = value;
gpio_set = ((uint16_t) value << 8) | mask;
if (cp->p == MAX_OUTSTANDING)
cp_usb_async_sync(cp);
p = cp->p;
if (!cp->packet[p].transfer)
cp->packet[p].transfer = libusb_alloc_transfer(0);
cp->packet[p].direction = packet_write;
libusb_fill_control_setup(cp->packet[p].data,
0x40, /* request */
0xff, /* request type */
0x37e1, /* value */
gpio_set, /* index */
0); /* length */
libusb_fill_control_transfer(cp->packet[p].transfer,
cp->handle,
cp->packet[p].data,
cp_usb_async_transfer_callback,
cp,
CP_TIMEOUT);
ccdbg_debug(CC_DEBUG_USB_ASYNC, "Write packet %d 0x%x 0x%x\n", p, mask, value);
ret = libusb_submit_transfer(cp->packet[p].transfer);
if (ret)
fprintf(stderr, "libusb_submit_transfer failed %d\n", ret);
cp->p++;
}
/**
* cd_sensor_munki_refresh_state:
**/
static gboolean
cd_sensor_munki_refresh_state (CdSensor *sensor, GError **error)
{
gint retval;
gboolean ret = FALSE;
static guint8 *request;
libusb_device_handle *handle;
CdSensorMunkiPrivate *priv = cd_sensor_munki_get_private (sensor);
/* do sync request */
handle = cd_usb_get_device_handle (priv->usb);
/* request new button task */
request = g_new0 (guint8, LIBUSB_CONTROL_SETUP_SIZE + 2);
libusb_fill_control_setup (request,
LIBUSB_ENDPOINT_IN | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
MUNKI_REQUEST_GET_STATUS,
0x00, 0, 2);
libusb_fill_control_transfer (priv->transfer_state, handle, request,
&cd_sensor_munki_refresh_state_transfer_cb,
sensor, 2000);
/* submit transfer */
retval = libusb_submit_transfer (priv->transfer_state);
if (retval < 0) {
g_set_error (error, 1, 0,
"failed to submit transfer: %s",
libusb_strerror (retval));
goto out;
}
/* success */
ret = TRUE;
out:
return ret;
}
void
Chatpad::send_ctrl(uint8_t request_type, uint8_t request, uint16_t value, uint16_t index,
uint8_t* data_in, uint16_t length,
libusb_transfer_cb_fn callback, void* userdata)
{
libusb_transfer* transfer = libusb_alloc_transfer(0);
transfer->flags |= LIBUSB_TRANSFER_FREE_BUFFER;
transfer->flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
// create and fill control buffer
uint8_t* data = static_cast<uint8_t*>(malloc(length + 8));
libusb_fill_control_setup(data, request_type, request, value, index, length);
memcpy(data + 8, data_in, length);
libusb_fill_control_transfer(transfer, m_handle, data,
callback, userdata,
0);
int ret;
ret = libusb_submit_transfer(transfer);
if (ret != LIBUSB_SUCCESS)
{
raise_exception(std::runtime_error, "libusb_submit_transfer(): " << usb_strerror(ret));
}
}
static int usb_start_ops(struct libusb_device_handle *hndl, void *arg)
{
/* FixMe: Reading descriptors is synchronos. This is not needed
* often, but leaves a possibility of a flaky usb device to
* screw up the event processing.
* A proper workaround would be manually reading out string descriptors
* from a device in an async fasion in the background.
*/
int ret;
struct usb_dev_info *inf = arg;
struct aura_node *node = inf->node;
inf->handle = hndl;
libusb_fill_interrupt_transfer(inf->itransfer, inf->handle, 0x81,
inf->ibuffer, 8,
cb_interrupt, node, 10000);
libusb_fill_control_setup(inf->ctrlbuf,
LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_IN,
RQ_GET_DEV_INFO,
0, 0, inf->io_buf_size);
libusb_fill_control_transfer(inf->ctransfer, inf->handle, inf->ctrlbuf, cb_got_dev_info, node, 1500);
ret = libusb_submit_transfer(inf->ctransfer);
if (ret!= 0) {
libusb_close(inf->handle);
return -1;
}
inf->state = AUSB_DEVICE_INIT; /* Change our state */
inf->cbusy = true;
slog(4, SLOG_DEBUG, "usb: Device opened, info packet requested");
return 0;
};
static int set_mode_async(unsigned char data)
{
unsigned char *buf = malloc(LIBUSB_CONTROL_SETUP_SIZE + 1);
struct libusb_transfer *transfer;
if (!buf)
return -ENOMEM;
transfer = libusb_alloc_transfer(0);
if (!transfer) {
free(buf);
return -ENOMEM;
}
printf("async set mode %02x\n", data);
libusb_fill_control_setup(buf, CTRL_OUT, USB_RQ, 0x4e, 0, 1);
buf[LIBUSB_CONTROL_SETUP_SIZE] = data;
libusb_fill_control_transfer(transfer, devh, buf, cb_mode_changed, NULL,
1000);
transfer->flags = LIBUSB_TRANSFER_SHORT_NOT_OK
| LIBUSB_TRANSFER_FREE_BUFFER | LIBUSB_TRANSFER_FREE_TRANSFER;
return libusb_submit_transfer(transfer);
}
static int dev_open(struct sr_dev_inst *sdi)
{
struct drv_context *drvc;
struct dev_context *devc;
struct sr_usb_dev_inst *usb;
uint8_t buffer[PACKET_LENGTH];
int ret;
if (!(drvc = di->priv)) {
sr_err("Driver was not initialized.");
return SR_ERR;
}
usb = sdi->conn;
devc = sdi->priv;
if (sr_usb_open(drvc->sr_ctx->libusb_ctx, usb) != SR_OK)
return SR_ERR;
/*
* Determine if a kernel driver is active on this interface and, if so,
* detach it.
*/
if (libusb_kernel_driver_active(usb->devhdl, USB_INTERFACE) == 1) {
ret = libusb_detach_kernel_driver(usb->devhdl, USB_INTERFACE);
if (ret < 0) {
sr_err("Failed to detach kernel driver: %s.",
libusb_error_name(ret));
return SR_ERR;
}
}
if ((ret = libusb_claim_interface(usb->devhdl, USB_INTERFACE)) < 0) {
sr_err("Failed to claim interface: %s.",
libusb_error_name(ret));
return SR_ERR;
}
libusb_fill_control_transfer(devc->xfer_in, usb->devhdl,
devc->xfer_buf_in, sl2_receive_transfer_in,
sdi, USB_TIMEOUT);
libusb_fill_control_transfer(devc->xfer_out, usb->devhdl,
devc->xfer_buf_out, sl2_receive_transfer_out,
sdi, USB_TIMEOUT);
memset(buffer, 0, sizeof(buffer));
buffer[0] = CMD_RESET;
if ((ret = sl2_transfer_out(usb->devhdl, buffer)) != PACKET_LENGTH) {
sr_err("Device reset failed: %s.", libusb_error_name(ret));
return SR_ERR;
}
/*
* Set the device to idle state. If the device is not in idle state it
* possibly will reset itself after a few seconds without being used
* and thereby close the connection.
*/
buffer[0] = CMD_IDLE;
if ((ret = sl2_transfer_out(usb->devhdl, buffer)) != PACKET_LENGTH) {
sr_err("Failed to set device in idle state: %s.",
libusb_error_name(ret));
return SR_ERR;
}
sdi->status = SR_ST_ACTIVE;
return SR_OK;
}
/** \ingroup syncio
* Perform a USB control transfer.
*
* The direction of the transfer is inferred from the bmRequestType field of
* the setup packet.
*
* The wValue, wIndex and wLength fields values should be given in host-endian
* byte order.
*
* \param dev_handle a handle for the device to communicate with
* \param bmRequestType the request type field for the setup packet
* \param bRequest the request field for the setup packet
* \param wValue the value field for the setup packet
* \param wIndex the index field for the setup packet
* \param data a suitably-sized data buffer for either input or output
* (depending on direction bits within bmRequestType)
* \param wLength the length field for the setup packet. The data buffer should
* be at least this size.
* \param timeout timeout (in millseconds) that this function should wait
* before giving up due to no response being received. For an unlimited
* timeout, use value 0.
* \returns on success, the number of bytes actually transferred
* \returns LIBUSB_ERROR_TIMEOUT if the transfer timed out
* \returns LIBUSB_ERROR_PIPE if the control request was not supported by the
* device
* \returns LIBUSB_ERROR_NO_DEVICE if the device has been disconnected
* \returns another LIBUSB_ERROR code on other failures
*/
API_EXPORTED int libusb_control_transfer(libusb_device_handle *dev_handle,
uint8_t bmRequestType, uint8_t bRequest, uint16_t wValue, uint16_t wIndex,
unsigned char *data, uint16_t wLength, unsigned int timeout)
{
struct libusb_transfer *transfer = libusb_alloc_transfer(0);
unsigned char *buffer;
int completed = 0;
int r;
if (!transfer)
return LIBUSB_ERROR_NO_MEM;
buffer = malloc(LIBUSB_CONTROL_SETUP_SIZE + wLength);
if (!buffer) {
libusb_free_transfer(transfer);
return LIBUSB_ERROR_NO_MEM;
}
libusb_fill_control_setup(buffer, bmRequestType, bRequest, wValue, wIndex,
wLength);
if ((bmRequestType & LIBUSB_ENDPOINT_DIR_MASK) == LIBUSB_ENDPOINT_OUT)
memcpy(buffer + LIBUSB_CONTROL_SETUP_SIZE, data, wLength);
libusb_fill_control_transfer(transfer, dev_handle, buffer,
ctrl_transfer_cb, &completed, timeout);
transfer->flags = LIBUSB_TRANSFER_FREE_BUFFER;
r = libusb_submit_transfer(transfer);
if (r < 0) {
libusb_free_transfer(transfer);
return r;
}
while (!completed) {
r = libusb_handle_events(HANDLE_CTX(dev_handle));
if (r < 0) {
if (r == LIBUSB_ERROR_INTERRUPTED)
continue;
libusb_cancel_transfer(transfer);
while (!completed)
if (libusb_handle_events(HANDLE_CTX(dev_handle)) < 0)
break;
libusb_free_transfer(transfer);
return r;
}
}
if ((bmRequestType & LIBUSB_ENDPOINT_DIR_MASK) == LIBUSB_ENDPOINT_IN)
memcpy(data, libusb_control_transfer_get_data(transfer),
transfer->actual_length);
switch (transfer->status) {
case LIBUSB_TRANSFER_COMPLETED:
r = transfer->actual_length;
break;
case LIBUSB_TRANSFER_TIMED_OUT:
r = LIBUSB_ERROR_TIMEOUT;
break;
case LIBUSB_TRANSFER_STALL:
r = LIBUSB_ERROR_PIPE;
break;
case LIBUSB_TRANSFER_NO_DEVICE:
r = LIBUSB_ERROR_NO_DEVICE;
break;
default:
usbi_warn(HANDLE_CTX(dev_handle),
"unrecognised status code %d", transfer->status);
r = LIBUSB_ERROR_OTHER;
}
libusb_free_transfer(transfer);
return r;
}
bool CWII_IPC_HLE_Device_hid::IOCtl(u32 _CommandAddress)
{
u32 Parameter = Memory::Read_U32(_CommandAddress + 0xC);
u32 BufferIn = Memory::Read_U32(_CommandAddress + 0x10);
u32 BufferInSize = Memory::Read_U32(_CommandAddress + 0x14);
u32 BufferOut = Memory::Read_U32(_CommandAddress + 0x18);
u32 BufferOutSize = Memory::Read_U32(_CommandAddress + 0x1C);
u32 ReturnValue = 0;
switch (Parameter)
{
case IOCTL_HID_GET_ATTACHED:
{
DEBUG_LOG(WII_IPC_HID, "HID::IOCtl(Get Attached) (BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
BufferIn, BufferInSize, BufferOut, BufferOutSize);
deviceCommandAddress = _CommandAddress;
return false;
break;
}
case IOCTL_HID_OPEN:
{
DEBUG_LOG(WII_IPC_HID, "HID::IOCtl(Open) (BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
BufferIn, BufferInSize, BufferOut, BufferOutSize);
//hid version, apparently
ReturnValue = 0x40001;
break;
}
case IOCTL_HID_SET_SUSPEND:
{
DEBUG_LOG(WII_IPC_HID, "HID::IOCtl(Set Suspend) (BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
BufferIn, BufferInSize, BufferOut, BufferOutSize);
// not actually implemented in IOS
ReturnValue = 0;
break;
}
case IOCTL_HID_CANCEL_INTERRUPT:
{
DEBUG_LOG(WII_IPC_HID, "HID::IOCtl(Cancel Interrupt) (BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
BufferIn, BufferInSize, BufferOut, BufferOutSize);
ReturnValue = 0;
break;
}
case IOCTL_HID_CONTROL:
{
/*
ERROR CODES:
-4 Cant find device specified
*/
u32 dev_num = Memory::Read_U32(BufferIn+0x10);
u8 bmRequestType = Memory::Read_U8(BufferIn+0x14);
u8 bRequest = Memory::Read_U8(BufferIn+0x15);
u16 wValue = Memory::Read_U16(BufferIn+0x16);
u16 wIndex = Memory::Read_U16(BufferIn+0x18);
u16 wLength = Memory::Read_U16(BufferIn+0x1A);
u32 data = Memory::Read_U32(BufferIn+0x1C);
ReturnValue = HIDERR_NO_DEVICE_FOUND;
libusb_device_handle * dev_handle = GetDeviceByDevNum(dev_num);
if (dev_handle == NULL)
{
DEBUG_LOG(WII_IPC_HID, "Could not find handle: %X", dev_num);
break;
}
struct libusb_transfer *transfer = libusb_alloc_transfer(0);
transfer->flags |= LIBUSB_TRANSFER_FREE_BUFFER | LIBUSB_TRANSFER_FREE_TRANSFER;
u8 * buffer = (u8*)malloc(wLength + LIBUSB_CONTROL_SETUP_SIZE);
libusb_fill_control_setup(buffer, bmRequestType, bRequest, wValue, wIndex, wLength);
memcpy(buffer + LIBUSB_CONTROL_SETUP_SIZE, Memory::GetPointer(data), wLength);
libusb_fill_control_transfer(transfer, dev_handle, buffer, handleUsbUpdates, (void*)(size_t)_CommandAddress, /* no timeout */ 0);
libusb_submit_transfer(transfer);
//DEBUG_LOG(WII_IPC_HID, "HID::IOCtl(Control)(%02X, %02X) (BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
// bmRequestType, bRequest, BufferIn, BufferInSize, BufferOut, BufferOutSize);
// It's the async way!
return false;
break;
}
case IOCTL_HID_INTERRUPT_OUT:
case IOCTL_HID_INTERRUPT_IN:
{
u32 dev_num = Memory::Read_U32(BufferIn+0x10);
u32 endpoint = Memory::Read_U32(BufferIn+0x14);
u32 length = Memory::Read_U32(BufferIn+0x18);
u32 data = Memory::Read_U32(BufferIn+0x1C);
ReturnValue = HIDERR_NO_DEVICE_FOUND;
libusb_device_handle * dev_handle = GetDeviceByDevNum(dev_num);
if (dev_handle == NULL)
{
DEBUG_LOG(WII_IPC_HID, "Could not find handle: %X", dev_num);
break;
}
struct libusb_transfer *transfer = libusb_alloc_transfer(0);
transfer->flags |= LIBUSB_TRANSFER_FREE_TRANSFER;
libusb_fill_interrupt_transfer(transfer, dev_handle, endpoint, Memory::GetPointer(data), length,
handleUsbUpdates, (void*)(size_t)_CommandAddress, 0);
libusb_submit_transfer(transfer);
//DEBUG_LOG(WII_IPC_HID, "HID::IOCtl(Interrupt %s)(%d,%d,%X) (BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
// Parameter == IOCTL_HID_INTERRUPT_IN ? "In" : "Out", endpoint, length, data, BufferIn, BufferInSize, BufferOut, BufferOutSize);
// It's the async way!
return false;
break;
}
case IOCTL_HID_SHUTDOWN:
{
std::lock_guard<std::mutex> lk(s_device_list_reply);
if (deviceCommandAddress != 0){
Memory::Write_U32(0xFFFFFFFF, Memory::Read_U32(deviceCommandAddress + 0x18));
Memory::Write_U32(8, deviceCommandAddress);
// IOS seems to write back the command that was responded to
Memory::Write_U32(/*COMMAND_IOCTL*/ 6, deviceCommandAddress + 8);
// Return value
Memory::Write_U32(-1, deviceCommandAddress + 4);
WII_IPC_HLE_Interface::EnqueReplyCallback(deviceCommandAddress);
deviceCommandAddress = 0;
}
DEBUG_LOG(WII_IPC_HID, "HID::IOCtl(Shutdown) (BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
BufferIn, BufferInSize, BufferOut, BufferOutSize);
break;
}
default:
{
DEBUG_LOG(WII_IPC_HID, "HID::IOCtl(0x%x) (BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
Parameter, BufferIn, BufferInSize, BufferOut, BufferOutSize);
break;
}
}
Memory::Write_U32(ReturnValue, _CommandAddress + 4);
return true;
}