32 lines
767 B
C
32 lines
767 B
C
/*
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* Copyright (C) 2007-2009 Apple Inc. All rights reserved.
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* Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
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*
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* This document is the property of Apple Inc.
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* It is considered confidential and proprietary.
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*
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* This document may not be reproduced or transmitted in any form,
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* in whole or in part, without the express written permission of
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* Apple Inc.
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*/
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#ifndef __LIB_LIBIBOOT_H
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#define __LIB_LIBIBOOT_H
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#include <sys/types.h>
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__BEGIN_DECLS
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/* for powers of 2 only */
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#define ROUNDUP(a, b) (((a) + ((b) - 1)) & (~((b) - 1)))
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#define ROUNDDOWN(a, b) (((a) / (b)) * (b))
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/* some of our own stuff */
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void hexdump(const void *_ptr, size_t len);
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#define is_pow2(n) ((((n)-1) & (n)) == 0)
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int log2_int(unsigned int val);
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__END_DECLS
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#endif
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