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  → /branches/tracing/kernel/generic/include/macros.h @ 4376

  → /branches/tracing/kernel/generic/include/macros.h @ 4377

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Ignore whitespace Rev 4376 → Rev 4377

/branches/tracing/kernel/generic/include/macros.h
26,7 → 26,7
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** @addtogroup generic
/** @addtogroup generic
* @{
*/
/** @file
35,47 → 35,66
#ifndef KERN_MACROS_H_
#define KERN_MACROS_H_
#ifndef __ASM__
#include <arch/types.h>
#define isdigit(d) (((d) >= '0') && ((d) <= '9'))
#define islower(c) (((c) >= 'a') && ((c) <= 'z'))
#define isupper(c) (((c) >= 'A') && ((c) <= 'Z'))
#define isalpha(c) (is_lower((c)) || is_upper((c)))
#define isalphanum(c) (is_alpha((c)) || is_digit((c)))
#define isspace(c) (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || \
((c) == '\r'))
#define min(a,b) ((a) < (b) ? (a) : (b))
#define max(a,b) ((a) > (b) ? (a) : (b))
/** Return true if the intervals overlap.
*
* @param s1 Start address of the first interval.
* @param sz1 Size of the first interval.
* @param s2 Start address of the second interval.
* @param sz2 Size of the second interval.
* @param s1 Start address of the first interval.
* @param sz1 Size of the first interval.
* @param s2 Start address of the second interval.
* @param sz2 Size of the second interval.
*/
static inline int overlaps(uintptr_t s1, size_t sz1, uintptr_t s2, size_t sz2)
{
uintptr_t e1 = s1 + sz1;
uintptr_t e2 = s2 + sz2;
return (s1 < e2) && (s2 < e1);
return ((s1 < e2) && (s2 < e1));
}
#endif /* __ASM__ */
#define isdigit(d) (((d) >= '0') && ((d) <= '9'))
#define islower(c) (((c) >= 'a') && ((c) <= 'z'))
#define isupper(c) (((c) >= 'A') && ((c) <= 'Z'))
#define isalpha(c) (is_lower((c)) || is_upper((c)))
#define isalphanum(c) (is_alpha((c)) || is_digit((c)))
#define isspace(c) \
(((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r'))
#define min(a, b) ((a) < (b) ? (a) : (b))
#define max(a, b) ((a) > (b) ? (a) : (b))
#define min3(a, b, c) ((a) < (b) ? (min(a, c)) : (min(b, c)))
#define max3(a, b, c) ((a) > (b) ? (max(a, c)) : (max(b, c)))
/* Compute overlapping of physical addresses */
#define PA_overlaps(x, szx, y, szy) \
#define PA_overlaps(x, szx, y, szy) \
overlaps(KA2PA((x)), (szx), KA2PA((y)), (szy))
#define SIZE2KB(size) ((size) >> 10)
#define SIZE2MB(size) ((size) >> 20)
#define SIZE2KB(size) ((size) >> 10)
#define SIZE2MB(size) ((size) >> 20)
#define KB2SIZE(kb) ((kb) << 10)
#define MB2SIZE(mb) ((mb) << 20)
#define KB2SIZE(kb) ((kb) << 10)
#define MB2SIZE(mb) ((mb) << 20)
#define STRING(arg) STRING_ARG(arg)
#define STRING_ARG(arg) #arg
#define STRING(arg) STRING_ARG(arg)
#define STRING_ARG(arg) #arg
/** Pseudorandom generator
*
* A pretty standard linear congruential pseudorandom
* number generator (m = 2^32 or 2^64 depending on architecture).
*
*/
#define RANDI(seed) \
({ \
(seed) = 1103515245 * (seed) + 12345; \
(seed); \
})
#endif
/** @}