23 lines
510 B
C
Vendored
23 lines
510 B
C
Vendored
/**
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@file utility.h
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@brief ENet utility header
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*/
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#ifndef __ENET_UTILITY_H__
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#define __ENET_UTILITY_H__
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#ifdef HAS_OFFSETOF
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#include <stddef.h>
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#endif
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#define ENET_MAX(x, y) ((x) > (y) ? (x) : (y))
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#define ENET_MIN(x, y) ((x) < (y) ? (x) : (y))
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#define ENET_DIFFERENCE(x, y) ((x) < (y) ? (y) - (x) : (x) - (y))
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#ifdef HAS_OFFSETOF
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#define ENET_OFFSETOF(str, field) (offsetof(str, field))
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#else
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#define ENET_OFFSETOF(str, field) ((size_t) & ((str *) 0) -> field)
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#endif
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#endif /* __ENET_UTILITY_H__ */
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