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Simplify SideShow GUID compares via a macro.

This commit is contained in:
Dean Camera 2009-07-20 14:51:19 +00:00
parent 86819ba9d8
commit bf50959b80
3 changed files with 7 additions and 5 deletions
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2
Demos/Device/Incomplete/Sideshow/Lib/SideshowApplications.c
View File

@ -63,7 +63,7 @@ SideShow_Application_t* SideShow_GetApplicationFromGUID(GUID_t* GUID)
{ {
if (InstalledApplications[App].InUse) if (InstalledApplications[App].InUse)
{ {
if (memcmp(&InstalledApplications[App].ApplicationID, GUID, sizeof(GUID_t)) == 0) if (GUID_COMPARE(&InstalledApplications[App].ApplicationID, GUID))
return &InstalledApplications[App]; return &InstalledApplications[App];
} }
} }

6
Demos/Device/Incomplete/Sideshow/Lib/SideshowCommands.c
View File

@ -134,7 +134,7 @@ static void SideShow_Sync(SideShow_PacketHeader_t* PacketHeader)
Endpoint_Read_Stream_LE(&ProtocolGUID, sizeof(GUID_t)); Endpoint_Read_Stream_LE(&ProtocolGUID, sizeof(GUID_t));
Endpoint_ClearOUT(); Endpoint_ClearOUT();
if (memcmp(&ProtocolGUID, (uint32_t[])STANDARD_PROTOCOL_GUID, sizeof(GUID_t)) != 0) if (!(GUID_COMPARE(&ProtocolGUID, (uint32_t[])STANDARD_PROTOCOL_GUID)))
PacketHeader->Type.NAK = true; PacketHeader->Type.NAK = true;
Endpoint_SelectEndpoint(SIDESHOW_IN_EPNUM); Endpoint_SelectEndpoint(SIDESHOW_IN_EPNUM);
@ -179,7 +179,7 @@ static void SideShow_GetCapabilities(SideShow_PacketHeader_t* PacketHeader)
PacketHeader->Length = sizeof(SideShow_PacketHeader_t); PacketHeader->Length = sizeof(SideShow_PacketHeader_t);
if (memcmp(&Property.PropertyGUID, (uint32_t[])SIDESHOW_PROPERTY_GUID, sizeof(GUID_t)) == 0) if (GUID_COMPARE(&Property.PropertyGUID, (uint32_t[])SIDESHOW_PROPERTY_GUID))
{ {
switch (Property.PropertyID) switch (Property.PropertyID)
{ {
@ -233,7 +233,7 @@ static void SideShow_GetCapabilities(SideShow_PacketHeader_t* PacketHeader)
break; break;
} }
} }
else if (memcmp(&Property.PropertyGUID, (uint32_t[])DEVICE_PROPERTY_GUID, sizeof(GUID_t)) == 0) else if (GUID_COMPARE(&Property.PropertyGUID, (uint32_t[])DEVICE_PROPERTY_GUID))
{ {
switch (Property.PropertyID) switch (Property.PropertyID)
{ {

2
Demos/Device/Incomplete/Sideshow/Lib/SideshowCommon.h
View File

@ -38,6 +38,8 @@
#include <LUFA/Drivers/USB/USB.h> #include <LUFA/Drivers/USB/USB.h>
/* Macros: */ /* Macros: */
#define GUID_COMPARE(a, b) (memcmp(a, b, sizeof(GUID_t)) == 0)
#define ARRAY_ELEMENTS(x) (sizeof(x) / sizeof(x[0])) #define ARRAY_ELEMENTS(x) (sizeof(x) / sizeof(x[0]))
#define UNICODE_STRING_t(x) struct \ #define UNICODE_STRING_t(x) struct \