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authorDean Camera <dean@fourwalledcubicle.com>2010-11-02 11:16:36 +0000
committerDean Camera <dean@fourwalledcubicle.com>2010-11-02 11:16:36 +0000
commit5ce8380a7d076b5368d9800ff1aab89ba0487276 (patch)
tree747e8d780439dfb625678204d78c250c5b6646f3 /Demos/Host/LowLevel/GenericHIDHost/ConfigDescriptor.c
parent3bf760ad7d8bcc06c9145121786f3644995fae87 (diff)
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Fix XPLAINBridge code broken during the changes to the Rescue Clock generation in the AVRISP-MKII clone project.
Change over all low level host mode project's descriptor comparator routines to perform the descriptor casting in a temp variable to make the code clearer and easier to modify (despite being more verbose).
Diffstat (limited to 'Demos/Host/LowLevel/GenericHIDHost/ConfigDescriptor.c')
-rw-r--r--Demos/Host/LowLevel/GenericHIDHost/ConfigDescriptor.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/Demos/Host/LowLevel/GenericHIDHost/ConfigDescriptor.c b/Demos/Host/LowLevel/GenericHIDHost/ConfigDescriptor.c
index c2a1f36be..7361d73a5 100644
--- a/Demos/Host/LowLevel/GenericHIDHost/ConfigDescriptor.c
+++ b/Demos/Host/LowLevel/GenericHIDHost/ConfigDescriptor.c
@@ -135,11 +135,15 @@ uint8_t ProcessConfigurationDescriptor(void)
*/
uint8_t DComp_NextHIDInterface(void* CurrentDescriptor)
{
+ USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
/* Determine if the current descriptor is an interface descriptor */
- if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+ if (Header->Type == DTYPE_Interface)
{
+ USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
+
/* Check the HID descriptor class, break out if correct class/protocol interface found */
- if (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class == HID_CSCP_HIDClass)
+ if (Interface->Class == HID_CSCP_HIDClass)
{
/* Indicate that the descriptor being searched for has been found */
return DESCRIPTOR_SEARCH_Found;
@@ -161,13 +165,15 @@ uint8_t DComp_NextHIDInterface(void* CurrentDescriptor)
*/
uint8_t DComp_NextHIDInterfaceDataEndpoint(void* CurrentDescriptor)
{
+ USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
/* Determine the type of the current descriptor */
- if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
+ if (Header->Type == DTYPE_Endpoint)
{
/* Indicate that the descriptor being searched for has been found */
return DESCRIPTOR_SEARCH_Found;
}
- else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
+ else if (Header->Type == DTYPE_Interface)
{
/* Indicate that the search has failed prematurely and should be aborted */
return DESCRIPTOR_SEARCH_Fail;