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Adds bit operation functions.

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This commit is contained in:
Andrea Mazzoleni 2011-03-22 23:18:03 +01:00
parent 5113baa175
commit 941c1f929a
1 changed files with 18 additions and 0 deletions
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18
util.h
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@ -94,6 +94,24 @@ void pathprint(char* str, size_t size, const char* format, ...);
*/
void pathslash(char* str, size_t size);
/****************************************************************************/
/* bit */
static inline int bit_has(unsigned bit, unsigned mask)
{
return (bit & mask) == mask;
}
static inline unsigned bit_set(unsigned bit, unsigned mask)
{
return bit | mask;
}
static inline unsigned bit_clear(unsigned bit, unsigned mask)
{
return bit & ~mask;
}
/****************************************************************************/
/* memory */