Mercurial > MadButterfly
annotate include/mb_timer.h @ 621:d8cdd57ceff5 openvg
Various path functions for OpenVG
| author | Thinker K.F. Li <thinker@branda.to> |
|---|---|
| date | Fri, 09 Jul 2010 10:45:23 +0800 |
| parents | 530bb7728546 |
| children | 586e50f82c1f |
| rev | line source |
|---|---|
| 39 | 1 #ifndef __MB_TIMER_H_ |
| 2 #define __MB_TIMER_H_ | |
| 3 | |
| 41 | 4 #include <sys/time.h> |
| 59 | 5 #include <stdint.h> |
| 41 | 6 |
| 39 | 7 typedef uint32_t mbsec_t; |
| 8 typedef uint32_t mbusec_t; | |
| 9 typedef struct _mb_timer mb_timer_t; | |
| 10 typedef struct _mb_tman mb_tman_t; | |
| 41 | 11 typedef struct timeval mb_timeval_t; |
| 39 | 12 |
| 41 | 13 |
| 14 typedef void (*mb_tmo_hdlr)(const mb_timeval_t *tmo, | |
| 15 const mb_timeval_t *now, | |
| 39 | 16 void *arg); |
| 17 | |
| 18 extern mb_tman_t *mb_tman_new(void); | |
| 19 extern void mb_tman_free(mb_tman_t *tman); | |
| 20 extern mb_timer_t *mb_tman_timeout(mb_tman_t *tman, | |
| 41 | 21 const mb_timeval_t *tmo, |
| 39 | 22 mb_tmo_hdlr hdlr, void *arg); |
| 23 extern int mb_tman_remove(mb_tman_t *tman, mb_timer_t *timer); | |
| 24 extern int mb_tman_next_timeout(mb_tman_t *tman, | |
| 41 | 25 const mb_timeval_t *now, |
| 26 mb_timeval_t *tmo_after); | |
| 27 extern int mb_tman_handle_timeout(mb_tman_t *tman, mb_timeval_t *now); | |
| 39 | 28 |
| 41 | 29 #define MB_TIMEVAL_SET(_tv, _sec, _usec) \ |
| 30 do { \ | |
| 31 (_tv)->tv_sec = _sec; \ | |
| 32 (_tv)->tv_usec = _usec; \ | |
| 33 } while(0) | |
|
43
6270230b9248
Use MB_TIMEVAL_CP() instead of memcpy
Thinker K.F. Li <thinker@branda.to>
parents:
41
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changeset
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34 #define MB_TIMEVAL_CP(_tv1, _tv2) \ |
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6270230b9248
Use MB_TIMEVAL_CP() instead of memcpy
Thinker K.F. Li <thinker@branda.to>
parents:
41
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35 do { \ |
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6270230b9248
Use MB_TIMEVAL_CP() instead of memcpy
Thinker K.F. Li <thinker@branda.to>
parents:
41
diff
changeset
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36 (_tv1)->tv_sec = (_tv2)->tv_sec; \ |
|
6270230b9248
Use MB_TIMEVAL_CP() instead of memcpy
Thinker K.F. Li <thinker@branda.to>
parents:
41
diff
changeset
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37 (_tv1)->tv_usec = (_tv2)->tv_usec; \ |
|
6270230b9248
Use MB_TIMEVAL_CP() instead of memcpy
Thinker K.F. Li <thinker@branda.to>
parents:
41
diff
changeset
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38 } while(0) |
| 41 | 39 #define MB_TIMEVAL_SEC(_tv) ((_tv)->tv_sec) |
| 40 #define MB_TIMEVAL_USEC(_tv) ((_tv)->tv_usec) | |
| 41 #define MB_TIMEVAL_LATER(a, b) \ | |
| 42 ((a)->tv_sec > (b)->tv_sec || \ | |
| 43 ((a)->tv_sec == (b)->tv_sec && \ | |
| 44 (a)->tv_usec > (b)->tv_usec)) | |
| 46 | 45 #define MB_TIMEVAL_LATER_INC(a, b) \ |
| 46 ((a)->tv_sec > (b)->tv_sec || \ | |
| 47 ((a)->tv_sec == (b)->tv_sec && \ | |
| 48 (a)->tv_usec >= (b)->tv_usec)) | |
| 49 #define MB_TIMEVAL_EQ(a, b) \ | |
| 50 ((a)->tv_sec == (b)->tv_sec && \ | |
| 51 (a)->tv_usec == (b)->tv_usec) | |
| 41 | 52 #define MB_TIMEVAL_DIFF(a, b) \ |
| 53 do { \ | |
| 54 (a)->tv_sec -= (b)->tv_sec; \ | |
| 55 if((a)->tv_usec < (b)->tv_usec) { \ | |
| 56 (a)->tv_sec--; \ | |
| 57 (a)->tv_usec += 1000000; \ | |
| 58 } \ | |
| 59 (a)->tv_usec -= (b)->tv_usec; \ | |
| 60 } while(0) | |
| 61 #define MB_TIMEVAL_ADD(a, b) \ | |
| 62 do { \ | |
| 63 (a)->tv_sec += (b)->tv_sec; \ | |
| 64 (a)->tv_usec += (b)->tv_usec; \ | |
| 65 if((a)->tv_usec >= 1000000) { \ | |
| 66 (a)->tv_sec++; \ | |
| 67 (a)->tv_usec -= 1000000; \ | |
| 68 } \ | |
| 69 } while(0) | |
|
155
6749f6639924
Fix bug for STAILQ that fail to remove a node.
Thinker K.F. Li <thinker@branda.to>
parents:
77
diff
changeset
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70 #define MB_TIMEVAL_DIV(a, b) \ |
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6749f6639924
Fix bug for STAILQ that fail to remove a node.
Thinker K.F. Li <thinker@branda.to>
parents:
77
diff
changeset
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71 (((a)->tv_sec * 1000000.0 + (a)->tv_usec) / \ |
|
6749f6639924
Fix bug for STAILQ that fail to remove a node.
Thinker K.F. Li <thinker@branda.to>
parents:
77
diff
changeset
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72 ((b)->tv_sec * 1000000.0 + (b)->tv_usec)) |
| 39 | 73 |
| 74 | |
| 77 | 75 extern void get_now(mb_timeval_t *tmo); |
| 76 | |
| 77 | |
| 39 | 78 #endif /* __MB_TIMER_H_ */ |