TimeOrTag
httpHeaderGetTimeOrTag(const HttpHeader * hdr, http_hdr_type id)
{
TimeOrTag tot;
HttpHeaderEntry *e;
assert(Headers[id].type == ftDate_1123_or_ETag); /* must be of an appropriate type */
memset(&tot, 0, sizeof(tot));
if ((e = httpHeaderFindEntry(hdr, id))) {
const char *str = strBuf(e->value);
/* try as an ETag */
if (*str == '"' || (str[0] == 'W' && str[1] == '/')) {
tot.tag = str;
tot.time = -1;
tot.valid = 1;
} else {
/* or maybe it is time? */
tot.time = parse_rfc1123(str, strLen(e->value));
if (tot.time >= 0)
tot.valid = 1;
tot.tag = NULL;
}
} else {
tot.time = -1;
}
return tot;
}
int
main()
{
char *x;
time_t t, pt;
t = time(NULL);
x = mkrfc1123(t);
printf("HTTP Time: %s\n", x);
pt = parse_rfc1123(x);
printf("Parsed: %d vs. %d\n", pt, t);
}
time_t
httpHeaderGetTime(const HttpHeader * hdr, http_hdr_type id)
{
HttpHeaderEntry *e;
time_t value = -1;
assert_eid(id);
assert(Headers[id].type == ftDate_1123); /* must be of an appropriate type */
if ((e = httpHeaderFindEntry(hdr, id))) {
value = parse_rfc1123(strBuf(e->value));
httpHeaderNoteParsedEntry(e->id, e->value, value < 0);
}
return value;
}
TimeOrTag
httpHeaderGetTimeOrTag(const HttpHeader * hdr, http_hdr_type id)
{
TimeOrTag tot;
HttpHeaderEntry *e;
assert(Headers[id].type == ftDate_1123_or_ETag); /* must be of an appropriate type */
memset(&tot, 0, sizeof(tot));
if ((e = httpHeaderFindEntry(hdr, id))) {
const char *str = strBuf(e->value);
/* try as an ETag */
if (etagParseInit(&tot.tag, str)) {
tot.valid = tot.tag.str != NULL;
tot.time = -1;
} else {
/* or maybe it is time? */
tot.time = parse_rfc1123(str);
tot.valid = tot.time >= 0;
tot.tag.str = NULL;
}
}
assert(tot.time < 0 || !tot.tag.str); /* paranoid */
return tot;
}