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path: root/LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c
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Diffstat (limited to 'LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c')
-rw-r--r--LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c b/LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c
new file mode 100644
index 000000000..147ce5ad4
--- /dev/null
+++ b/LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c
@@ -0,0 +1,53 @@
+uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ uint16_t BytesInTransfer = 0;
+ uint8_t ErrorCode;
+
+ Pipe_SetPipeToken(TEMPLATE_TOKEN);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ {
+ Length -= *BytesProcessed;
+ TEMPLATE_BUFFER_MOVE(DataStream, *BytesProcessed);
+ }
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_PIPE();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return PIPE_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_BUFFER_TYPE
+#undef TEMPLATE_TOKEN
+#undef TEMPLATE_TRANSFER_BYTE
+#undef TEMPLATE_CLEAR_PIPE
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE