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fix stall response with SET_INTERFACE/GET_INTERFACE

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webusb work with linux & macos
This commit is contained in:
hathach 2019-07-26 20:14:56 +07:00
parent 4ed1a96311
commit cdaf455461
2 changed files with 49 additions and 25 deletions
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44
examples/device/webusb/src/main.c
View File

@ -86,6 +86,28 @@ int main(void)
return 0; return 0;
} }
// send characters to both CDC and WebUSB
void echo_all(uint8_t buf[], uint32_t count)
{
// echo to web serial
if ( web_serial_connected )
{
tud_vendor_write(buf, count);
}
// echo to cdc
if ( tud_cdc_connected() )
{
for(uint32_t i=0; i<count; i++)
{
tud_cdc_write_char(buf[i]);
if ( buf[i] == '\r' ) tud_cdc_write_char('\n');
}
tud_cdc_write_flush();
}
}
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
// Device callbacks // Device callbacks
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
@ -117,28 +139,6 @@ void tud_resume_cb(void)
blink_interval_ms = BLINK_MOUNTED; blink_interval_ms = BLINK_MOUNTED;
} }
// send characters to both CDC and WebUSB
void echo_all(uint8_t buf[], uint32_t count)
{
// echo to web serial
if ( web_serial_connected )
{
tud_vendor_write(buf, count);
}
// echo to cdc
if ( tud_cdc_connected() )
{
for(uint32_t i=0; i<count; i++)
{
tud_cdc_write_char(buf[i]);
if ( buf[i] == '\r' ) tud_cdc_write_char('\n');
}
tud_cdc_write_flush();
}
}
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
// WebUSB use vendor class // WebUSB use vendor class
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+

30
src/device/usbd.c
View File

@ -439,10 +439,34 @@ static bool process_control_request(uint8_t rhport, tusb_control_request_t const
TU_VERIFY(drvid < USBD_CLASS_DRIVER_COUNT); TU_VERIFY(drvid < USBD_CLASS_DRIVER_COUNT);
usbd_control_set_complete_callback(usbd_class_drivers[drvid].control_complete); switch ( p_request->bRequest )
{
case TUSB_REQ_GET_INTERFACE:
{
// TODO not support alternate interface yet
uint8_t alternate = 0;
tud_control_xfer(rhport, p_request, &alternate, 1);
}
break;
// stall control endpoint if driver return false case TUSB_REQ_SET_INTERFACE:
return usbd_class_drivers[drvid].control_request(rhport, p_request); {
uint8_t alternate = (uint8_t) p_request->wValue;
// TODO not support alternate interface yet
TU_ASSERT(alternate == 0);
tud_control_status(rhport, p_request);
}
break;
default:
// forward to class driver
// stall control endpoint if driver return false
usbd_control_set_complete_callback(usbd_class_drivers[drvid].control_complete);
TU_ASSERT(usbd_class_drivers[drvid].control_request(rhport, p_request));
break;
}
} }
break; break;