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Ensure that only the requested Audio class pipes are mapped to endpoints within the device for a specific Audio Host Class driver instance.

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Fix const-correctness of the Audio Host Class driver.
This commit is contained in:
Dean Camera 2011-06-13 00:19:40 +00:00
parent 6e0a26083a
commit deaab90089
3 changed files with 10 additions and 6 deletions
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10
LUFA/Drivers/USB/Class/Host/Audio.c
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@ -51,7 +51,8 @@ uint8_t Audio_Host_ConfigurePipes(USB_ClassInfo_Audio_Host_t* const AudioInterfa
if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration)
return AUDIO_ENUMERROR_InvalidConfigDescriptor;
while (!(DataINEndpoint) || !(DataOUTEndpoint))
while ((AudioInterfaceInfo->Config.DataINPipeNumber && !(DataINEndpoint)) ||
(AudioInterfaceInfo->Config.DataOUTPipeNumber && !(DataOUTEndpoint)))
{
if (!(AudioControlInterface) ||
USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
@ -77,6 +78,9 @@ uint8_t Audio_Host_ConfigurePipes(USB_ClassInfo_Audio_Host_t* const AudioInterfa
}
AudioStreamingInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t);
DataINEndpoint = NULL;
DataOUTEndpoint = NULL;
continue;
}
@ -195,7 +199,7 @@ static uint8_t DComp_NextAudioInterfaceDataEndpoint(void* CurrentDescriptor)
}
uint8_t Audio_Host_StartStopStreaming(USB_ClassInfo_Audio_Host_t* const AudioInterfaceInfo,
bool EnableStreaming)
const bool EnableStreaming)
{
if (!(AudioInterfaceInfo->State.IsActive))
return HOST_SENDCONTROL_DeviceDisconnected;
@ -208,7 +212,7 @@ uint8_t Audio_GetSetEndpointProperty(USB_ClassInfo_Audio_Host_t* const AudioInte
const uint8_t DataPipeIndex,
const uint8_t EndpointProperty,
const uint8_t EndpointControl,
uint16_t const DataLength,
const uint16_t DataLength,
void* const Data)
{
if (!(AudioInterfaceInfo->State.IsActive))