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