new file mode 100644
--- /dev/null
+++ b/src/http/ngx_http_parse_time.c
@@ -0,0 +1,64 @@
+
+time_t ngx_http_parse_time()
+{
+    enum {
+        sw_start = 0,
+    } state;
+
+    state = sw_start;
+
+    while () {
+        switch (state) {
+
+        case sw_start:
+            if (ch == ' ') {
+                ansi = 1;
+                state = sw_month;
+
+            } else if (ch == ',')
+                state = sw_day_first_digit;
+
+            break;
+
+        case sw_day_first_digit:
+            if (ch == ' ')
+                break;
+
+            if (ch >= '0' && ch <= '9') {
+                day = ch - '0';
+                state = sw_day;
+                break;
+
+            }
+
+            return NGX_ERROR;
+
+        case sw_day:
+            if (ansi && ch == ' ') {
+                state = sw_hour_first_digit;
+                break;
+            }
+
+            if (ch >= '0' && ch <= '9') {
+                day = ch - '0';
+                state = ansi ? sw_space_before_hour : sw_before_month;
+                break;
+            }
+
+            return NGX_ERROR;
+
+        case sw_before_month:
+            if (ch == ' ') {
+                rfc822 = 1;
+            }
+
+            if (ch == '-') {
+                rfc850 = 1;
+            }
+
+        case sw_space_before_hour:
+
+
+        }
+    }
+}