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ngx_http_parse_time() should support full 32-bit time

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This commit is contained in:
Igor Sysoev 2009-10-15 13:19:34 +00:00
parent 0459b338ae
commit 4a09fbf4f3
1 changed files with 12 additions and 9 deletions
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21
src/http/ngx_http_parse_time.c
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@ -16,6 +16,7 @@ ngx_http_parse_time(u_char *value, size_t len)
u_char *p, *end;
ngx_int_t month;
ngx_uint_t day, year, hour, min, sec;
uint64_t time;
enum {
no = 0,
rfc822, /* Tue, 10 Nov 2002 23:50:13 */
@ -230,14 +231,6 @@ ngx_http_parse_time(u_char *value, size_t len)
return NGX_ERROR;
}
#if (NGX_TIME_T_SIZE <= 4)
if (year >= 2038) {
return NGX_ERROR;
}
#endif
/*
* shift new year to March 1 and start months from 1 (not 0),
* it is needed for Gauss' formula
@ -250,7 +243,7 @@ ngx_http_parse_time(u_char *value, size_t len)
/* Gauss' formula for Grigorian days since March 1, 1 BC */
return (
time = (uint64_t) (
/* days in years including leap years since March 1, 1 BC */
365 * year + year / 4 - year / 100 + year / 400
@ -269,4 +262,14 @@ ngx_http_parse_time(u_char *value, size_t len)
*/
- 719527 + 31 + 28) * 86400 + hour * 3600 + min * 60 + sec;
#if (NGX_TIME_T_SIZE <= 4)
if (time > 0x7fffffff) {
return NGX_ERROR;
}
#endif
return (time_t) time;
}