static struct tm *
parse_date_elements(const char *day, const char *month, const char *year,
const char *time, const char *zone)
{
static struct tm tm;
char *t;
memset(&tm, 0, sizeof(tm));
if (!day || !month || !year || !time)
return NULL;
tm.tm_mday = atoi(day);
tm.tm_mon = make_month(month);
if (tm.tm_mon < 0)
return NULL;
tm.tm_year = atoi(year);
if (strlen(year) == 4)
tm.tm_year -= 1900;
else if (tm.tm_year < 70)
tm.tm_year += 100;
else if (tm.tm_year > 19000)
tm.tm_year -= 19000;
tm.tm_hour = make_num(time);
t = strchr(time, ':');
if (!t)
return NULL;
t++;
tm.tm_min = atoi(t);
t = strchr(t, ':');
if (t)
tm.tm_sec = atoi(t + 1);
return tmSaneValues(&tm) ? &tm : NULL;
}
static struct tm *
parse_date2(const char *str)
{
/* Thu, 10 Jan 1993 01:29:59 GMT */
const char *s;
static struct tm tm;
assert(NULL != str);
memset(&tm, '\0', sizeof(struct tm));
s = strchr(str, ',');
if (NULL == s)
return NULL;
s++;
while (*s == ' ')
s++;
/* backup if month is only one digit */
if (xisdigit(*s) && !xisdigit(*(s + 1)))
s--;
if (strchr(s, '-'))
return NULL;
if ((int) strlen(s) < 20)
return NULL;
memset(&tm, '\0', sizeof(tm));
tm.tm_mday = make_num(s);
tm.tm_mon = make_month(s + 3);
tm.tm_year = (100 * make_num(s + 7) - 1900) + make_num(s + 9);
tm.tm_hour = make_num(s + 12);
tm.tm_min = make_num(s + 15);
tm.tm_sec = make_num(s + 18);
return tmSaneValues(&tm) ? &tm : NULL;
}
static struct tm *
parse_date3(const char *str)
{
/* Wed Jun 9 01:29:59 1993 GMT */
static struct tm tm;
char *s;
static char buf[128];
while (*str && *str == ' ')
str++;
xstrncpy(buf, str, 128);
if (NULL == (s = strtok(buf, w_space)))
return NULL;
if (NULL == (s = strtok(NULL, w_space)))
return NULL;
tm.tm_mon = make_month(s);
if (NULL == (s = strtok(NULL, w_space)))
return NULL;
tm.tm_mday = atoi(s);
if (NULL == (s = strtok(NULL, ":")))
return NULL;
tm.tm_hour = atoi(s);
if (NULL == (s = strtok(NULL, ":")))
return NULL;
tm.tm_min = atoi(s);
if (NULL == (s = strtok(NULL, w_space)))
return NULL;
tm.tm_sec = atoi(s);
if (NULL == (s = strtok(NULL, w_space)))
return NULL;
/* Y2K fix, [email protected] */
tm.tm_year = atoi(s) - 1900;
return tmSaneValues(&tm) ? &tm : NULL;
}
static struct tm *
parse_date1(const char *str)
{
/* Thursday, 10-Jun-93 01:29:59 GMT */
const char *s;
static struct tm tm;
assert(NULL != str);
memset(&tm, '\0', sizeof(struct tm));
s = strchr(str, ',');
if (NULL == s)
return NULL;
s++;
while (*s == ' ')
s++;
/* backup if month is only one digit */
if (xisdigit(*s) && !xisdigit(*(s + 1)))
s--;
if (!strchr(s, '-'))
return NULL;
if ((int) strlen(s) < 18)
return NULL;
memset(&tm, '\0', sizeof(tm));
tm.tm_mday = make_num(s);
tm.tm_mon = make_month(s + 3);
tm.tm_year = make_num(s + 7);
/*
* Y2K: Arjan de Vet <*****@*****.**>
* if tm.tm_year < 70, assume it's after the year 2000.
*/
if (tm.tm_year < 70)
tm.tm_year += 100;
tm.tm_hour = make_num(s + 10);
tm.tm_min = make_num(s + 13);
tm.tm_sec = make_num(s + 16);
return tmSaneValues(&tm) ? &tm : NULL;
}
