X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Ftime-util.h;h=96f2ec8fa39b2f019d965ac210ae6e18fa534649;hp=1f6952cc5cfc4ca9bd74a05f62d1430390b73d7b;hb=c50e4f95d8cfcd21bde2b0d1ff24b4de8fef4976;hpb=bbb8486e1709ee297a1eb803f88041e1da1fa436 diff --git a/src/shared/time-util.h b/src/shared/time-util.h index 1f6952cc5..96f2ec8fa 100644 --- a/src/shared/time-util.h +++ b/src/shared/time-util.h @@ -22,10 +22,14 @@ ***/ #include +#include typedef uint64_t usec_t; typedef uint64_t nsec_t; +#define NSEC_FMT "%" PRIu64 +#define USEC_FMT "%" PRIu64 + #include "macro.h" typedef struct dual_timestamp { @@ -53,31 +57,40 @@ typedef struct dual_timestamp { #define USEC_PER_YEAR (31557600ULL*USEC_PER_SEC) #define NSEC_PER_YEAR (31557600ULL*NSEC_PER_SEC) -#define FORMAT_TIMESTAMP_MAX (6+11+9+4+1) -#define FORMAT_TIMESTAMP_PRETTY_MAX 256 +#define FORMAT_TIMESTAMP_MAX ((4*4+1)+11+9+4+1) /* weekdays can be unicode */ +#define FORMAT_TIMESTAMP_RELATIVE_MAX 256 #define FORMAT_TIMESPAN_MAX 64 +#define DUAL_TIMESTAMP_NULL ((struct dual_timestamp) { 0, 0 }) + usec_t now(clockid_t clock); dual_timestamp* dual_timestamp_get(dual_timestamp *ts); dual_timestamp* dual_timestamp_from_realtime(dual_timestamp *ts, usec_t u); +dual_timestamp* dual_timestamp_from_monotonic(dual_timestamp *ts, usec_t u); -#define dual_timestamp_is_set(ts) ((ts)->realtime > 0) +static inline bool dual_timestamp_is_set(dual_timestamp *ts) { + return ((ts->realtime > 0 && ts->realtime != (usec_t) -1) || + (ts->monotonic > 0 && ts->monotonic != (usec_t) -1)); +} -usec_t timespec_load(const struct timespec *ts); +usec_t timespec_load(const struct timespec *ts) _pure_; struct timespec *timespec_store(struct timespec *ts, usec_t u); -usec_t timeval_load(const struct timeval *tv); +usec_t timeval_load(const struct timeval *tv) _pure_; struct timeval *timeval_store(struct timeval *tv, usec_t u); char *format_timestamp(char *buf, size_t l, usec_t t); +char *format_timestamp_us(char *buf, size_t l, usec_t t); char *format_timestamp_relative(char *buf, size_t l, usec_t t); -char *format_timespan(char *buf, size_t l, usec_t t); +char *format_timespan(char *buf, size_t l, usec_t t, usec_t accuracy); void dual_timestamp_serialize(FILE *f, const char *name, dual_timestamp *t); void dual_timestamp_deserialize(const char *value, dual_timestamp *t); int parse_timestamp(const char *t, usec_t *usec); -int parse_usec(const char *t, usec_t *usec); +int parse_sec(const char *t, usec_t *usec); int parse_nsec(const char *t, nsec_t *nsec); + +bool ntp_synced(void);