/*
* Refreshes the header mask. Useful after httpHeaderDelAt constructs
*/
void
httpHeaderRefreshMask(HttpHeader * hdr)
{
HttpHeaderPos pos = HttpHeaderInitPos;
HttpHeaderEntry *e;
httpHeaderMaskInit(&hdr->mask, 0);
debug(55, 7) ("refreshing the mask in hdr %p\n", hdr);
while ((e = httpHeaderGetEntry(hdr, &pos))) {
CBIT_SET(hdr->mask, e->id);
}
}
void
httpHeaderInitModule(void)
{
int i;
/* check that we have enough space for masks */
assert(8 * sizeof(HttpHeaderMask) >= HDR_ENUM_END);
/* all headers must be described */
assert(countof(HeadersAttrs) == HDR_ENUM_END);
if (!Headers)
Headers = httpHeaderBuildFieldsInfo(HeadersAttrs, HDR_ENUM_END);
/* create masks */
httpHeaderMaskInit(&ListHeadersMask, 0);
httpHeaderCalcMask(&ListHeadersMask, (const int *) ListHeadersArr, countof(ListHeadersArr));
httpHeaderMaskInit(&ReplyHeadersMask, 0);
httpHeaderCalcMask(&ReplyHeadersMask, (const int *) ReplyHeadersArr, countof(ReplyHeadersArr));
httpHeaderCalcMask(&ReplyHeadersMask, (const int *) GeneralHeadersArr, countof(GeneralHeadersArr));
httpHeaderCalcMask(&ReplyHeadersMask, (const int *) EntityHeadersArr, countof(EntityHeadersArr));
httpHeaderMaskInit(&RequestHeadersMask, 0);
httpHeaderCalcMask(&RequestHeadersMask, (const int *) RequestHeadersArr, countof(RequestHeadersArr));
httpHeaderCalcMask(&RequestHeadersMask, (const int *) GeneralHeadersArr, countof(GeneralHeadersArr));
httpHeaderCalcMask(&RequestHeadersMask, (const int *) EntityHeadersArr, countof(EntityHeadersArr));
/* init header stats */
assert(HttpHeaderStatCount == hoReply + 1);
for (i = 0; i < HttpHeaderStatCount; i++)
httpHeaderStatInit(HttpHeaderStats + i, HttpHeaderStats[i].label);
HttpHeaderStats[hoRequest].owner_mask = &RequestHeadersMask;
HttpHeaderStats[hoReply].owner_mask = &ReplyHeadersMask;
#if USE_HTCP
HttpHeaderStats[hoHtcpReply].owner_mask = &ReplyHeadersMask;
#endif
/* init dependent modules */
httpHdrCcInitModule();
/* register with cache manager */
cachemgrRegister("http_headers",
"HTTP Header Statistics", httpHeaderStoreReport, 0, 1);
}
/*
* deletes all fields with a given name if any, returns #fields deleted;
*/
int
httpHeaderDelByName(HttpHeader * hdr, const char *name)
{
int count = 0;
HttpHeaderPos pos = HttpHeaderInitPos;
HttpHeaderEntry *e;
httpHeaderMaskInit(&hdr->mask, 0); /* temporal inconsistency */
debug(55, 7) ("deleting '%s' fields in hdr %p\n", name, hdr);
while ((e = httpHeaderGetEntry(hdr, &pos))) {
if (!strCaseCmp(e->name, name)) {
httpHeaderDelAt(hdr, pos);
count++;
} else
CBIT_SET(hdr->mask, e->id);
}
return count;
}
/* module initialization */
void
httpReplyInitModule(void)
{
httpHeaderMaskInit(&Denied304HeadersMask, 0);
httpHeaderCalcMask(&Denied304HeadersMask, Denied304HeadersArr, countof(Denied304HeadersArr));
}