First iteration of the WUPS-Backend as a .rpx/module for the SetupPayload

- Function replacements are not implemented yet
- Serveral features like the config menu are missing

Still WIP

source/utils/utils.h

@@ -0,0 +1,40 @@
+#ifndef __UTILS_H_
+#define __UTILS_H_
+
+#include <malloc.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define LIMIT(x, min, max)																	\
+	({																						\
+		typeof( x ) _x = x;																	\
+		typeof( min ) _min = min;															\
+		typeof( max ) _max = max;															\
+		( ( ( _x ) < ( _min ) ) ? ( _min ) : ( ( _x ) > ( _max ) ) ? ( _max) : ( _x ) );	\
+})
+
+#define DegToRad(a)   ( (a) *  0.01745329252f )
+#define RadToDeg(a) ( (a) * 57.29577951f )
+
+#define ALIGN4(x)           (((x) + 3) & ~3)
+#define ALIGN32(x) (((x) + 31) & ~31)
+
+// those work only in powers of 2
+#define ROUNDDOWN(val, align)   ((val) & ~(align-1))
+#define ROUNDUP(val, align)     ROUNDDOWN(((val) + (align-1)), align)
+
+
+#define le16(i)         ((((uint16_t) ((i) & 0xFF)) << 8) | ((uint16_t) (((i) & 0xFF00) >> 8)))
+#define le32(i)         ((((uint32_t)le16((i) & 0xFFFF)) << 16) | ((uint32_t)le16(((i) & 0xFFFF0000) >> 16)))
+#define le64(i) ((((uint64_t)le32((i) & 0xFFFFFFFFLL)) << 32) | ((uint64_t)le32(((i) & 0xFFFFFFFF00000000LL) >> 32)))
+
+//Needs to have log_init() called beforehand.
+void dumpHex(const void* data, size_t size);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // __UTILS_H_