X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Ftimeval.h;h=517524c6845d45dd7d7c8193b01d0f622cb6f238;hb=87fcbc60f28cde16939b3a9e139bdc67ca831010;hp=660a2074c90fecc7fd0b495a6445a18832072a4d;hpb=a14bc59fb8f27db193d74662dc9c5cb8237177ef;p=sliver-openvswitch.git diff --git a/lib/timeval.h b/lib/timeval.h index 660a2074c..517524c68 100644 --- a/lib/timeval.h +++ b/lib/timeval.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2008, 2009 Nicira Networks. + * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -21,7 +21,12 @@ #include "type-props.h" #include "util.h" +#ifdef __cplusplus +extern "C" { +#endif + struct pollfd; +struct timespec; struct timeval; /* POSIX allows floating-point time_t, but we don't support it. */ @@ -34,18 +39,33 @@ BUILD_ASSERT_DECL(TYPE_IS_SIGNED(time_t)); #define TIME_MAX TYPE_MAXIMUM(time_t) #define TIME_MIN TYPE_MINIMUM(time_t) -/* Interval between updates to the time reported by time_gettimeofday(), in ms. - * This should not be adjusted much below 10 ms or so with the current - * implementation, or too much time will be wasted in signal handlers and calls - * to time(0). */ +/* Interval between updates to the reported time, in ms. This should not be + * adjusted much below 10 ms or so with the current implementation, or too + * much time will be wasted in signal handlers and calls to clock_gettime(). */ #define TIME_UPDATE_INTERVAL 100 -void time_init(void); +void time_disable_restart(void); +void time_enable_restart(void); +void time_postfork(void); void time_refresh(void); time_t time_now(void); +time_t time_wall(void); long long int time_msec(void); -void time_timeval(struct timeval *); +long long int time_wall_msec(void); +void time_timespec(struct timespec *); +void time_wall_timespec(struct timespec *); void time_alarm(unsigned int secs); int time_poll(struct pollfd *, int n_pollfds, int timeout); +long long int timespec_to_msec(const struct timespec *); +long long int timeval_to_msec(const struct timeval *); + +void xgettimeofday(struct timeval *); + +int get_cpu_usage(void); + +#ifdef __cplusplus +} +#endif + #endif /* timeval.h */