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Do not assume that sizeof(tv_sec) is sizeof(time_t) - it will be, but

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it isn't yet because our tv_sec is currently a long (so 64 bit architectures
are already broken to a degree).
This commit is contained in:
Matthew Dillon 2001-10-28 20:53:17 +00:00
parent aa3e4732e7
commit 1482b97ae3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=85642
1 changed files with 9 additions and 4 deletions
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13
usr.sbin/tcpdump/tcpslice/tcpslice.c
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@ -195,12 +195,13 @@ long local_time_zone(long timestamp)
struct timeval now;
struct timezone tz;
long localzone;
time_t t = long_to_time(timestamp);
if (gettimeofday(&now, &tz) < 0)
err(1, "gettimeofday");
localzone = tz.tz_minuteswest * -60;
if (localtime((time_t *) &timestamp)->tm_isdst)
if (localtime(&t)->tm_isdst)
localzone += 3600;
return localzone;
@ -214,7 +215,8 @@ long local_time_zone(long timestamp)
struct timeval
parse_time(char *time_string, struct timeval base_time)
{
struct tm *bt = localtime((time_t *) &base_time.tv_sec);
time_t tt = long_to_time(base_time.tv_sec);
struct tm *bt = localtime(&tt);
struct tm t;
struct timeval result;
time_t usecs = 0;
@ -556,6 +558,7 @@ char *
timestamp_to_string(struct timeval *timestamp)
{
struct tm *t;
time_t tt;
#define NUM_BUFFERS 2
static char buffers[NUM_BUFFERS][128];
static int buffer_to_use = 0;
@ -571,13 +574,15 @@ timestamp_to_string(struct timeval *timestamp)
break;
case TIMESTAMP_READABLE:
t = localtime((time_t *) &timestamp->tv_sec);
tt = long_to_time(timestamp->tv_sec);
t = localtime(&tt);
strcpy( buf, asctime( t ) );
buf[24] = '\0'; /* nuke final newline */
break;
case TIMESTAMP_PARSEABLE:
t = localtime((time_t *) &timestamp->tv_sec);
tt = long_to_time(timestamp->tv_sec);
t = localtime(&tt);
if (t->tm_year >= 100)
t->tm_year += 1900;
sprintf( buf, "%02dy%02dm%02dd%02dh%02dm%02ds%06ldu",