diff options
Diffstat (limited to 'contrib/ntp/libntp/prettydate.c')
-rw-r--r-- | contrib/ntp/libntp/prettydate.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/contrib/ntp/libntp/prettydate.c b/contrib/ntp/libntp/prettydate.c new file mode 100644 index 0000000..291c17c --- /dev/null +++ b/contrib/ntp/libntp/prettydate.c @@ -0,0 +1,72 @@ +/* + * prettydate - convert a time stamp to something readable + */ +#include <stdio.h> + +#include "ntp_fp.h" +#include "ntp_unixtime.h" /* includes <sys/time.h> */ +#include "lib_strbuf.h" +#include "ntp_stdlib.h" + +#ifndef TM_IN_SYS_TIME +#include <time.h> +#endif + +static const char *months[] = { + "Jan", "Feb", "Mar", "Apr", "May", "Jun", + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" +}; + +static const char *days[] = { + "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" +}; + +char * +prettydate( + l_fp *ts + ) +{ + char *bp; + struct tm *tm; + time_t sec; + u_long msec; + + LIB_GETBUF(bp); + + sec = ts->l_ui - JAN_1970; + msec = ts->l_uf / 4294967; /* fract / (2 ** 32 / 1000) */ + + tm = localtime(&sec); + + (void) sprintf(bp, "%08lx.%08lx %s, %s %2d %4d %2d:%02d:%02d.%03lu", + (u_long)ts->l_ui, (u_long)ts->l_uf, days[tm->tm_wday], + months[tm->tm_mon], tm->tm_mday, 1900 + tm->tm_year, + tm->tm_hour,tm->tm_min, tm->tm_sec, msec); + + return bp; +} + +char * +gmprettydate( + l_fp *ts + ) +{ + char *bp; + struct tm *tm; + time_t sec; + u_long msec; + + LIB_GETBUF(bp); + + sec = ts->l_ui - JAN_1970; + msec = ts->l_uf / 4294967; /* fract / (2 ** 32 / 1000) */ + + tm = gmtime(&sec); + + (void) sprintf(bp, "%08lx.%08lx %s, %s %2d %4d %2d:%02d:%02d.%03lu UTC", + (u_long)ts->l_ui, (u_long)ts->l_uf, days[tm->tm_wday], + months[tm->tm_mon], tm->tm_mday, 1900 + tm->tm_year, + tm->tm_hour,tm->tm_min, tm->tm_sec, msec); + + return bp; +} |