/* return a list of entries with the same id separated by ',' and ws */
String
httpHeaderGetList(const HttpHeader * hdr, http_hdr_type id)
{
String s = StringNull;
HttpHeaderEntry *e;
HttpHeaderPos pos = HttpHeaderInitPos;
debug(55, 6) ("%p: joining for id %d\n", hdr, id);
/* only fields from ListHeaders array can be "listed" */
assert(CBIT_TEST(ListHeadersMask, id));
if (!CBIT_TEST(hdr->mask, id))
return s;
while ((e = httpHeaderGetEntry(hdr, &pos))) {
if (e->id == id)
strListAdd(&s, strBuf(e->value), ',');
}
/*
* note: we might get an empty (len==0) string if there was an "empty"
* header; we must not get a NULL string though.
*/
assert(strBuf(s));
/* temporary warning: remove it! @?@ @?@ @?@ */
if (!strLen(s))
debug(55, 3) ("empty list header: %s (%d)\n", strBuf(Headers[id].name), id);
debug(55, 6) ("%p: joined for id %d: %s\n", hdr, id, strBuf(s));
return s;
}
/*
* Returns the value of the specified header.
*/
String
httpHeaderGetByName(const HttpHeader * hdr, const char *name)
{
http_hdr_type id;
HttpHeaderPos pos = HttpHeaderInitPos;
HttpHeaderEntry *e;
String result = StringNull;
assert(hdr);
assert(name);
/* First try the quick path */
id = httpHeaderIdByNameDef(name, strlen(name));
if (id != -1)
return httpHeaderGetStrOrList(hdr, id);
/* Sorry, an unknown header name. Do linear search */
while ((e = httpHeaderGetEntry(hdr, &pos))) {
if (e->id == HDR_OTHER && strCaseCmp(e->name, name) == 0) {
strListAdd(&result, strBuf(e->value), ',');
}
}
return result;
}
/* appends an item to the list if not already there */
void
strListAddUnique(String * str, const char *item, char del)
{
if (!strListIsMember(str, item, del))
strListAdd(str, item, del);
}
