adjust root folder

include/bytes.h

@@ -0,0 +1,92 @@
+/**************************************************************************
+*
+* Copyright (C) 2012 Steve Karg <skarg@users.sourceforge.net>
+*
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to deal in the Software without restriction, including
+* without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to
+* permit persons to whom the Software is furnished to do so, subject to
+* the following conditions:
+*
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*********************************************************************/
+#ifndef BYTES_H
+#define BYTES_H
+
+/* Defines the bit/byte/word/long conversions that are used in code */
+
+#include <stdint.h>
+
+#ifndef LO_NIB
+#define LO_NIB(b) ((b) & 0xF)
+#endif
+
+#ifndef HI_NIB
+#define HI_NIB(b) ((b) >> 4)
+
+#endif
+
+
+
+#ifndef LO_BYTE
+
+#define LO_BYTE(w) ((uint8_t)(w))
+
+#endif
+
+
+
+#ifndef HI_BYTE
+
+#define HI_BYTE(w) ((uint8_t)((uint16_t)(w) >> 8))
+
+#endif
+
+
+
+#ifndef LO_WORD
+
+#define LO_WORD(x) ((uint16_t)(x))
+
+#endif
+
+
+
+#ifndef HI_WORD
+
+#define HI_WORD(x) ((uint16_t)((uint32_t)(x) >> 16))
+
+#endif
+
+
+
+#ifndef MAKE_WORD
+
+#define MAKE_WORD(lo,hi) \
+    ((uint16_t)(((uint8_t)(lo))|(((uint16_t)((uint8_t)(hi)))<<8)))
+
+#endif
+
+
+
+#ifndef MAKE_LONG
+
+#define MAKE_LONG(lo,hi) \
+    ((uint32_t)(((uint16_t)(lo))|(((uint32_t)((uint16_t)(hi)))<<16)))
+
+#endif
+
+
+
+#endif /* end of header file */