Add new Incomplete device subdirectory for work-in-progress demos. Add incomplete...

[pub/lufa.git] / Demos / Device / Incomplete / Sideshow / SideshowCommon.c

diff --git a/Demos/Device/Incomplete/Sideshow/SideshowCommon.c b/Demos/Device/Incomplete/Sideshow/SideshowCommon.c
new file mode 100644 (file)
index 0000000..a45dbd9
--- /dev/null
+++ b/Demos/Device/Incomplete/Sideshow/SideshowCommon.c
@@ -0,0 +1,70 @@
+/*\r
+             LUFA Library\r
+     Copyright (C) Dean Camera, 2009.\r
+              \r
+  dean [at] fourwalledcubicle [dot] com\r
+      www.fourwalledcubicle.com\r
+*/\r
+\r
+/*\r
+  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+  Permission to use, copy, modify, and distribute this software\r
+  and its documentation for any purpose and without fee is hereby\r
+  granted, provided that the above copyright notice appear in all\r
+  copies and that both that the copyright notice and this\r
+  permission notice and warranty disclaimer appear in supporting\r
+  documentation, and that the name of the author not be used in\r
+  advertising or publicity pertaining to distribution of the\r
+  software without specific, written prior permission.\r
+\r
+  The author disclaim all warranties with regard to this\r
+  software, including all implied warranties of merchantability\r
+  and fitness.  In no event shall the author be liable for any\r
+  special, indirect or consequential damages or any damages\r
+  whatsoever resulting from loss of use, data or profits, whether\r
+  in an action of contract, negligence or other tortious action,\r
+  arising out of or in connection with the use or performance of\r
+  this software.\r
+*/\r
+\r
+#include "SideshowCommon.h"\r
+\r
+uint16_t SideShow_Read_Unicode_String(void* UnicodeString, uint16_t MaxBytes)\r
+{\r
+       Unicode_String_t* UnicodeStruct = (Unicode_String_t*)UnicodeString;\r
+       uint32_t          UnicodeCharsToRead;\r
+       \r
+       Endpoint_Read_Stream_LE(&UnicodeCharsToRead, sizeof(uint32_t));\r
+       \r
+       int               UnicodeData[UnicodeCharsToRead];\r
+\r
+       UnicodeStruct->LengthInBytes = (UnicodeCharsToRead << 1);\r
+\r
+       Endpoint_Read_Stream_LE(&UnicodeData, UnicodeStruct->LengthInBytes);\r
+       \r
+       if (UnicodeStruct->LengthInBytes > MaxBytes)\r
+         UnicodeStruct->LengthInBytes = MaxBytes;\r
+         \r
+       memcpy(&UnicodeStruct->UnicodeString, &UnicodeData, UnicodeStruct->LengthInBytes);\r
+       \r
+       return ((UnicodeCharsToRead << 1) + sizeof(uint32_t));\r
+}\r
+\r
+void SideShow_Write_Unicode_String(void* UnicodeString)\r
+{\r
+       Unicode_String_t* UnicodeStruct = (Unicode_String_t*)UnicodeString;\r
+\r
+       uint32_t StringSizeInCharacters = (UnicodeStruct->LengthInBytes >> 1);\r
+\r
+       Endpoint_Write_Stream_LE(&StringSizeInCharacters, sizeof(uint32_t));\r
+       Endpoint_Write_Stream_LE(&UnicodeStruct->UnicodeString, UnicodeStruct->LengthInBytes);\r
+}\r
+\r
+void SideShow_Discard_Byte_Stream(void)\r
+{\r
+       uint32_t StreamSize;\r
+\r
+       Endpoint_Read_Stream_LE(&StreamSize, sizeof(uint32_t));\r
+       Endpoint_Discard_Stream(StreamSize);\r
+}\r