Adding McHCK DFU Bootloader

[kiibohd-controller.git] / Bootloader / mchck-cdefs.h

diff --git a/Bootloader/mchck-cdefs.h b/Bootloader/mchck-cdefs.h
new file mode 100644 (file)
index 0000000..ab96f92
--- /dev/null
+++ b/Bootloader/mchck-cdefs.h
@@ -0,0 +1,138 @@
+/* Copyright (c) 2011,2012 Simon Schubert <2@0x2c.org>.
+ * Modifications by Jacob Alexander 2014 <haata@kiibohd.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _MCHCK_CDEFS_H
+#define _MCHCK_CDEFS_H
+
+// ----- Compiler Includes -----
+
+#include <sys/param.h>
+
+
+
+// ----- Defines & Macros -----
+
+
+#define _CONCAT(x,y) _CONCAT1(x,y)
+#define _CONCAT1(x,y) x ## y
+#define _STR(a) #a
+
+typedef __CHAR16_TYPE__ char16_t;
+
+#define __packed __attribute__((__packed__))
+
+/* From FreeBSD: compile-time asserts */
+#define CTASSERT(x)             _Static_assert(x, _STR(x))
+
+#define CTASSERT_SIZE_BYTE(t, s)     CTASSERT(sizeof(t) == (s))
+#define CTASSERT_SIZE_BIT(t, s)     CTASSERT(sizeof(t) * 8 == (s))
+
+#define UNION_STRUCT_START(size)                                \
+        union {                                                 \
+        _CONCAT(_CONCAT(uint, size), _t) raw;                 \
+        struct {                                                \
+        /* just to swallow the following semicolon */           \
+        struct _CONCAT(_CONCAT(__dummy_, __COUNTER__), _t) {}
+
+#define UNION_STRUCT_END                        \
+        }; /* struct */                         \
+        }; /* union */
+
+
+/**
+ * From <news:dqgm2f$ije$1@sunnews.cern.ch>,
+ * <https://groups.google.com/forum/#!topic/comp.std.c/d-6Mj5Lko_s>
+ */
+#define __PP_NARG(...)                          \
+        __PP_NARG_(__0, ## __VA_ARGS__, __PP_RSEQ_N())
+#define __PP_NARG_(...)                         \
+        __PP_ARG_N(__VA_ARGS__)
+#define __PP_ARG_N(                                     \
+        _1, _2, _3, _4, _5, _6, _7, _8, _9,_10,         \
+        _11,_12,_13,_14,_15,_16,_17,_18,_19,_20,        \
+        _21,_22,_23,_24,_25,_26,_27,_28,_29,_30,        \
+        _31,_32,_33,_34,_35,_36,_37,_38,_39,_40,        \
+        _41,_42,_43,_44,_45,_46,_47,_48,_49,_50,        \
+        _51,_52,_53,_54,_55,_56,_57,_58,_59,_60,        \
+        _61,_62,_63,N,...) N
+#define __PP_RSEQ_N()                           \
+        62,61,60,                               \
+                59,58,57,56,55,54,53,52,51,50,  \
+                49,48,47,46,45,44,43,42,41,40,  \
+                39,38,37,36,35,34,33,32,31,30,  \
+                29,28,27,26,25,24,23,22,21,20,  \
+                19,18,17,16,15,14,13,12,11,10,  \
+                9,8,7,6,5,4,3,2,1,0
+
+/**
+ * From <https://github.com/pfultz2/Cloak/wiki/C-Preprocessor-tricks,-tips,-and-idioms>
+ */
+#define __CAT(a, ...) __PRIMITIVE_CAT(a, __VA_ARGS__)
+#define __PRIMITIVE_CAT(a, ...) a ## __VA_ARGS__
+
+#define __IIF(c) __PRIMITIVE_CAT(__IIF_, c)
+#define __IIF_0(t, ...) __VA_ARGS__
+#define __IIF_1(t, ...) t
+
+#define __COMPL(b) __PRIMITIVE_CAT(__COMPL_, b)
+#define __COMPL_0 1
+#define __COMPL_1 0
+
+#define __CHECK_N(x, n, ...) n
+#define __CHECK(...) __CHECK_N(__VA_ARGS__, 0,)
+#define __PROBE(x) x, 1,
+
+#define __NOT(x) __CHECK(__PRIMITIVE_CAT(__NOT_, x))
+#define __NOT_0 __PROBE(~)
+
+#define __BOOL(x) __COMPL(__NOT(x))
+#define __IF(c) __IIF(__BOOL(c))
+
+#define __EAT(...)
+#define __EXPAND(...) __VA_ARGS__
+#define __WHEN(c) __IF(c)(__EXPAND, __EAT)
+
+#define __HEAD(h, ...) h
+#define __TAIL(h, ...) __VA_ARGS__
+
+#define __EVAL(...)  __EVAL1(__EVAL1(__EVAL1(__VA_ARGS__)))
+#define __EVAL1(...) __EVAL2(__EVAL2(__EVAL2(__VA_ARGS__)))
+#define __EVAL2(...) __EVAL3(__EVAL3(__EVAL3(__VA_ARGS__)))
+#define __EVAL3(...) __EVAL4(__EVAL4(__EVAL4(__VA_ARGS__)))
+#define __EVAL4(...) __EVAL5(__EVAL5(__EVAL5(__VA_ARGS__)))
+#define __EVAL5(...) __EVAL6(__EVAL6(__EVAL6(__VA_ARGS__)))
+#define __EVAL6(...) __VA_ARGS__
+
+#define __EMPTY()
+#define __DEFER(id) id __EMPTY()
+#define __OBSTRUCT(...) __VA_ARGS__ __DEFER(__EMPTY)()
+#define __CAT_ARG(f, a) __OBSTRUCT(f) a
+
+#define __REPEAT(...) __EVAL(__REPEAT_(__VA_ARGS__))
+#define __REPEAT_INNER(...) __OBSTRUCT(__REPEAT_INDIRECT) () (__VA_ARGS__)
+#define __REPEAT_INDIRECT() __REPEAT_
+#define __REPEAT_(iter, itermacro, macro, a, ...)                       \
+        __OBSTRUCT(macro)(iter, a)                                      \
+        __WHEN(__PP_NARG(__VA_ARGS__))                                  \
+                (                                                       \
+                        __OBSTRUCT(__REPEAT_INDIRECT) () (              \
+                                itermacro(iter, a), itermacro, macro, __VA_ARGS__ \
+                                )                                       \
+                        )
+
+#endif
+