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Ensure that unsupported SetFeature/ClearFeature request targets cause a STALL back to the host.

This commit is contained in:
Dean Camera 2009-12-21 08:29:12 +00:00
parent c99f6657a6
commit d4952265a6
4 changed files with 17 additions and 8 deletions
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2
Bootloaders/TeensyHID/makefile
View File

@ -80,7 +80,7 @@ BOARD =
# does not *change* the processor frequency - it should merely be updated to
# reflect the processor speed set externally so that the code can use accurate
# software delays.
F_CPU = 16000000
F_CPU = 8000000
# Input clock frequency.

17
LUFA/Drivers/USB/LowLevel/DevChapter9.c
View File

@ -307,18 +307,19 @@ static void USB_Device_GetStatus(void)
switch (USB_ControlRequest.bmRequestType)
{
#if !defined(NO_DEVICE_SELF_POWER) || !defined(NO_DEVICE_REMOTE_WAKEUP)
case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE):
#if !defined(NO_DEVICE_SELF_POWER)
#if !defined(NO_DEVICE_SELF_POWER)
if (USB_CurrentlySelfPowered)
CurrentStatus |= FEATURE_SELFPOWERED_ENABLED;
#endif
#endif
#if !defined(NO_DEVICE_REMOTE_WAKEUP)
#if !defined(NO_DEVICE_REMOTE_WAKEUP)
if (USB_RemoteWakeupEnabled)
CurrentStatus |= FEATURE_REMOTE_WAKEUP_ENABLED;
#endif
#endif
break;
#endif
#if !defined(CONTROL_ONLY_DEVICE)
case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_ENDPOINT):
Endpoint_SelectEndpoint(USB_ControlRequest.wIndex & 0xFF);
@ -345,15 +346,15 @@ static void USB_Device_ClearSetFeature(void)
{
switch (USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_RECIPIENT)
{
case REQREC_DEVICE:
#if !defined(NO_DEVICE_REMOTE_WAKEUP)
case REQREC_DEVICE:
if ((uint8_t)USB_ControlRequest.wValue == FEATURE_REMOTE_WAKEUP)
USB_RemoteWakeupEnabled = (USB_ControlRequest.bRequest == REQ_SetFeature);
else
return;
#endif
break;
#endif
#if !defined(CONTROL_ONLY_DEVICE)
case REQREC_ENDPOINT:
if ((uint8_t)USB_ControlRequest.wValue == FEATURE_ENDPOINT_HALT)
@ -382,6 +383,8 @@ static void USB_Device_ClearSetFeature(void)
break;
#endif
default:
return;
}
Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);

3
LUFA/Drivers/USB/LowLevel/Endpoint.c
View File

@ -207,6 +207,9 @@ uint8_t Endpoint_Discard_Stream(uint16_t Length
return ENDPOINT_RWSTREAM_NoError;
}
/* The following abuses the C preprocessor in order to copy-past common code with slight alterations,
* so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_LE
#define TEMPLATE_BUFFER_TYPE const void*
#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()

3
LUFA/Drivers/USB/LowLevel/Pipe.c
View File

@ -199,6 +199,9 @@ uint8_t Pipe_Discard_Stream(uint16_t Length
return PIPE_RWSTREAM_NoError;
}
/* The following abuses the C preprocessor in order to copy-past common code with slight alterations,
* so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_LE
#define TEMPLATE_BUFFER_TYPE const void*
#define TEMPLATE_TOKEN PIPE_TOKEN_OUT