Subversion Repositories HelenOS

Rev

Rev 3022 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 3022 Rev 4055
Line 24... Line 24...
24 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 24 
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 25 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 26 
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 
 */
 27 
 */
28 
 
 28 
 
29 
/** @addtogroup generic
 29 
/** @addtogroup generic
30 
 * @{
 30 
 * @{
31 
 */
 31 
 */
32 
/** @file
 32 
/** @file
33 
 */
 33 
 */
34 
 
 34 
 
35 
#ifndef KERN_MACROS_H_
 35 
#ifndef KERN_MACROS_H_
36 
#define KERN_MACROS_H_
 36 
#define KERN_MACROS_H_
37 
 
 37 
 
38 
#include <arch/types.h>
 38 
#include <arch/types.h>
39 
 
 39 
 
40 
#define isdigit(d)  (((d) >= '0') && ((d) <= '9'))
 40 
#define isdigit(d)     (((d) >= '0') && ((d) <= '9'))
41 
#define islower(c)  (((c) >= 'a') && ((c) <= 'z'))
 41 
#define islower(c)     (((c) >= 'a') && ((c) <= 'z'))
42 
#define isupper(c)  (((c) >= 'A') && ((c) <= 'Z'))
 42 
#define isupper(c)     (((c) >= 'A') && ((c) <= 'Z'))
43 
#define isalpha(c)  (is_lower(c) || is_upper(c))
 43 
#define isalpha(c)     (is_lower((c)) || is_upper((c)))
44 
#define isalphanum(c)   (is_alpha(c) || is_digit(c))
 44 
#define isalphanum(c)  (is_alpha((c)) || is_digit((c)))
- 
 
 45 
#define isspace(c) \
45 
#define isspace(c)  (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || \
 46 
    (((c) == ' ') || ((c) == '\t') || ((c) == '\n') || ((c) == '\r'))
46 
                ((c) == '\r'))
 - 
 
47 
 
 47 
 
48 
#define min(a,b)    ((a) < (b) ? (a) : (b))
 48 
#define min(a, b)  ((a) < (b) ? (a) : (b))
49 
#define max(a,b)    ((a) > (b) ? (a) : (b))
 49 
#define max(a, b)  ((a) > (b) ? (a) : (b))
50 
 
 50 
 
- 
 
 51 
#define min3(a, b, c)  ((a) < (b) ? (min(a, c)) : (min(b, c)))
- 
 
 52 
#define max3(a, b, c)  ((a) > (b) ? (max(a, c)) : (max(b, c)))
- 
 
 53 
 
51 
/** Return true if the interlvals overlap.
 54 
/** Return true if the intervals overlap.
52 
 *
 55 
 *
53 
 * @param s1 Start address of the first interval.
 56 
 * @param s1  Start address of the first interval.
54 
 * @param sz1 Size of the first interval.
 57 
 * @param sz1 Size of the first interval.
55 
 * @param s2 Start address of the second interval.
 58 
 * @param s2  Start address of the second interval.
56 
 * @param sz2 Size of the second interval.
 59 
 * @param sz2 Size of the second interval.
57 
 */
 60 
 */
58 
static inline int overlaps(uintptr_t s1, size_t sz1, uintptr_t s2, size_t sz2)
 61 
static inline int overlaps(uintptr_t s1, size_t sz1, uintptr_t s2, size_t sz2)
59 
{
 62 
{
60 
    uintptr_t e1 = s1 + sz1;
 63 
    uintptr_t e1 = s1 + sz1;
61 
    uintptr_t e2 = s2 + sz2;
 64 
    uintptr_t e2 = s2 + sz2;
62 
 
 65 
   
63 
    return (s1 < e2) && (s2 < e1);
 66 
    return ((s1 < e2) && (s2 < e1));
64 
}
 67 
}
65 
 
 68 
 
66 
/* Compute overlapping of physical addresses */
 69 
/* Compute overlapping of physical addresses */
67 
#define PA_overlaps(x, szx, y, szy) overlaps(KA2PA(x), szx, KA2PA(y), szy)
 70 
#define PA_overlaps(x, szx, y, szy) \
- 
 
 71 
    overlaps(KA2PA((x)), (szx), KA2PA((y)), (szy))
- 
 
 72 
 
- 
 
 73 
#define SIZE2KB(size)  ((size) >> 10)
- 
 
 74 
#define SIZE2MB(size)  ((size) >> 20)
- 
 
 75 
 
- 
 
 76 
#define KB2SIZE(kb)  ((kb) << 10)
- 
 
 77 
#define MB2SIZE(mb)  ((mb) << 20)
68 
 
 78 
 
69 
#define SIZE2KB(size) (size >> 10)
 79 
#define STRING(arg)      STRING_ARG(arg)
70 
#define SIZE2MB(size) (size >> 20)
 80 
#define STRING_ARG(arg)  #arg
71 
 
 81 
 
72 
#define STRING(arg) STRING_ARG(arg)
 82 
/** Pseudorandom generator
- 
 
 83 
 *
- 
 
 84 
 * A pretty standard linear congruential pseudorandom
- 
 
 85 
 * number generator (m = 2^32 or 2^64 depending on architecture).
- 
 
 86 
 *
- 
 
 87 
 */
73 
#define STRING_ARG(arg) #arg
 88 
#define RANDI(seed) \
- 
 
 89 
    ({ \
- 
 
 90 
        (seed) = 1103515245 * (seed) + 12345; \
- 
 
 91 
        (seed); \
- 
 
 92 
    })
74 
 
 93 
 
75 
#endif
 94 
#endif
76 
 
 95 
 
77 
/** @}
 96 
/** @}
78 
 */
 97 
 */