/* * Copyright (C) 1996-2023 The Squid Software Foundation and contributors * * Squid software is distributed under GPLv2+ license and includes * contributions from numerous individuals and organizations. * Please see the COPYING and CONTRIBUTORS files for details. */ #include "squid.h" #include "RegisteredHeaders.h" #include #include namespace Http { /* glue to code generated by gperf */ #include "http/RegisteredHeadersHash.cci" HeaderTableRecord::HeaderTableRecord(const char *n) : name(n) {} HeaderTableRecord::HeaderTableRecord(const char *n, HdrType theId, HdrFieldType theType, int theKind) : name(n), id(theId), type(theType), list(theKind & HdrKind::ListHeader), request(theKind & HdrKind::RequestHeader), reply(theKind & HdrKind::ReplyHeader), hopbyhop(theKind & HdrKind::HopByHopHeader), denied304(theKind & HdrKind::Denied304Header) {} const HeaderTableRecord& HeaderLookupTable_t::lookup (const char *buf, const std::size_t len) const { const HeaderTableRecord *r = HttpHeaderHashTable::lookup(buf, len); if (!r || r->id == Http::HdrType::OTHER) return BadHdr; return *r; } const HeaderTableRecord HeaderLookupTable_t::BadHdr {"*INVALID*:", Http::HdrType::BAD_HDR, Http::HdrFieldType::ftInvalid, HdrKind::None}; HeaderLookupTable_t::HeaderLookupTable_t() { initCache(); } void HeaderLookupTable_t::initCache() { idCache.resize(TOTAL_KEYWORDS); for (int j = MIN_HASH_VALUE; j <= MAX_HASH_VALUE; ++j) { //MAX_HASH_VALUE is exported by gperf if (HttpHeaderDefinitionsTable[j].name[0] != '\0') { //some slots are empty idCache[static_cast(HttpHeaderDefinitionsTable[j].id)] = & HttpHeaderDefinitionsTable[j]; } } //check after the fact. The cache array must be full for (auto e : idCache) { assert(e->name); } } const HeaderLookupTable_t HeaderLookupTable; }; /* namespace Http */ std::ostream& Http::operator<< (std::ostream &s, const HdrType id) { if (any_HdrType_enum_value(id)) s << HeaderLookupTable.lookup(id).name << '[' << static_cast(id) << ']'; else s << "Invalid-Header[" << static_cast(id) << ']'; return s; }