int curl_parse_http_time(const char *t, usec_t *ret) {
const char *e;
locale_t loc;
struct tm tm;
time_t v;
assert(t);
assert(ret);
loc = newlocale(LC_TIME_MASK, "C", (locale_t) 0);
if (loc == (locale_t) 0)
return -errno;
/* RFC822 */
e = strptime_l(t, "%a, %d %b %Y %H:%M:%S %Z", &tm, loc);
if (!e || *e != 0)
/* RFC 850 */
e = strptime_l(t, "%A, %d-%b-%y %H:%M:%S %Z", &tm, loc);
if (!e || *e != 0)
/* ANSI C */
e = strptime_l(t, "%a %b %d %H:%M:%S %Y", &tm, loc);
freelocale(loc);
if (!e || *e != 0)
return -EINVAL;
v = timegm(&tm);
if (v == (time_t) -1)
return -EINVAL;
*ret = (usec_t) v * USEC_PER_SEC;
return 0;
}
time_t c_parse_unix_time(char *fmt, char *src) {
struct tm dst;
init_locale();
memset(&dst, 0, sizeof(struct tm));
#if THREAD_SAFE
strptime_l(src, fmt, &dst, c_locale);
#else
strptime(src, fmt, &dst);
#endif
return mktime(&dst);
}
time_t c_parse_unix_time_gmt(char *fmt, char *src) {
struct tm dst;
char *local_tz;
init_locale();
memset(&dst, 0, sizeof(struct tm));
local_tz = set_tz_utc();
#if THREAD_SAFE
strptime_l(src, fmt, &dst, c_locale);
#else
strptime(src, fmt, &dst);
#endif
set_tz(local_tz);
return timegm(&dst);
}
