diff options
author | Dean Camera <dean@fourwalledcubicle.com> | 2009-07-13 12:38:30 +0000 |
---|---|---|
committer | Dean Camera <dean@fourwalledcubicle.com> | 2009-07-13 12:38:30 +0000 |
commit | 73d9fafc0fe42741ad8f609dd4762e2bc14cbd01 (patch) | |
tree | d3ac19b144cbb6bb48b8b04bdf37f5f14fca976e /LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c | |
parent | 1d26e78258c10dcca63e31e66732f1e525b5dade (diff) | |
download | lufa-73d9fafc0fe42741ad8f609dd4762e2bc14cbd01.tar.gz lufa-73d9fafc0fe42741ad8f609dd4762e2bc14cbd01.tar.bz2 lufa-73d9fafc0fe42741ad8f609dd4762e2bc14cbd01.zip |
Added new EEPROM and FLASH buffer versions of the Endpoint and Pipe stream functions. Changed Endpoint.c and Pipe.c to use a templated system to build the seperate functions, rather than duplicating each function's code many times.
Diffstat (limited to 'LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c')
-rw-r--r-- | LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c b/LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c new file mode 100644 index 000000000..2796c6425 --- /dev/null +++ b/LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c @@ -0,0 +1,39 @@ +uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length)
+{
+ uint8_t* DataStream = (uint8_t*)(Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ bool LastPacketFull = false;
+
+ if (Length > USB_ControlRequest.wLength)
+ Length = USB_ControlRequest.wLength;
+
+ while (Length && !(Endpoint_IsOUTReceived()))
+ {
+ while (!(Endpoint_IsINReady()));
+
+ while (Length && (Endpoint_BytesInEndpoint() < USB_ControlEndpointSize))
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ Length--;
+ }
+
+ LastPacketFull = (Endpoint_BytesInEndpoint() == USB_ControlEndpointSize);
+ Endpoint_ClearIN();
+ }
+
+ if (Endpoint_IsOUTReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+
+ if (LastPacketFull)
+ {
+ while (!(Endpoint_IsINReady()));
+ Endpoint_ClearIN();
+ }
+
+ while (!(Endpoint_IsOUTReceived()));
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
\ No newline at end of file |