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e3f110af | 1 | /* |
b8ae064d | 2 | * Copyright (C) 1996-2023 The Squid Software Foundation and contributors |
e3f110af FC |
3 | * |
4 | * Squid software is distributed under GPLv2+ license and includes | |
5 | * contributions from numerous individuals and organizations. | |
6 | * Please see the COPYING and CONTRIBUTORS files for details. | |
7 | */ | |
8 | ||
9 | #include "squid.h" | |
10 | #include "RegisteredHeaders.h" | |
11 | ||
789217a2 | 12 | #include <ostream> |
81ab22b6 | 13 | #include <vector> |
789217a2 | 14 | |
92991271 FC |
15 | namespace Http |
16 | { | |
81ab22b6 FC |
17 | /* glue to code generated by gperf */ |
18 | #include "http/RegisteredHeadersHash.cci" | |
19 | ||
81ab22b6 | 20 | HeaderTableRecord::HeaderTableRecord(const char *n) : |
8b082ed9 | 21 | name(n) |
81ab22b6 FC |
22 | {} |
23 | ||
24 | HeaderTableRecord::HeaderTableRecord(const char *n, HdrType theId, HdrFieldType theType, int theKind) : | |
25 | name(n), id(theId), type(theType), | |
26 | list(theKind & HdrKind::ListHeader), request(theKind & HdrKind::RequestHeader), | |
27 | reply(theKind & HdrKind::ReplyHeader), hopbyhop(theKind & HdrKind::HopByHopHeader), | |
28 | denied304(theKind & HdrKind::Denied304Header) | |
29 | {} | |
f7ad4af5 | 30 | |
81ab22b6 FC |
31 | const HeaderTableRecord& |
32 | HeaderLookupTable_t::lookup (const char *buf, const std::size_t len) const { | |
33 | const HeaderTableRecord *r = HttpHeaderHashTable::lookup(buf, len); | |
05182492 | 34 | if (!r || r->id == Http::HdrType::OTHER) |
81ab22b6 FC |
35 | return BadHdr; |
36 | return *r; | |
37 | } | |
38 | const HeaderTableRecord HeaderLookupTable_t::BadHdr {"*INVALID*:", Http::HdrType::BAD_HDR, Http::HdrFieldType::ftInvalid, HdrKind::None}; | |
39 | ||
40 | HeaderLookupTable_t::HeaderLookupTable_t() | |
41 | { | |
42 | initCache(); | |
43 | } | |
44 | ||
45 | void | |
46 | HeaderLookupTable_t::initCache() | |
47 | { | |
48 | idCache.resize(TOTAL_KEYWORDS); | |
49 | for (int j = MIN_HASH_VALUE; j <= MAX_HASH_VALUE; ++j) { //MAX_HASH_VALUE is exported by gperf | |
50 | if (HttpHeaderDefinitionsTable[j].name[0] != '\0') { //some slots are empty | |
51 | idCache[static_cast<int>(HttpHeaderDefinitionsTable[j].id)] = | |
52 | & HttpHeaderDefinitionsTable[j]; | |
53 | } | |
54 | } | |
55 | //check after the fact. The cache array must be full | |
56 | for (auto e : idCache) { | |
57 | assert(e->name); | |
58 | } | |
59 | } | |
60 | const HeaderLookupTable_t HeaderLookupTable; | |
92991271 FC |
61 | |
62 | }; /* namespace Http */ | |
789217a2 | 63 | |
2c20b348 | 64 | std::ostream& |
25ecffe5 | 65 | Http::operator<< (std::ostream &s, const HdrType id) |
2c20b348 | 66 | { |
25ecffe5 AR |
67 | if (any_HdrType_enum_value(id)) |
68 | s << HeaderLookupTable.lookup(id).name << '[' << static_cast<int>(id) << ']'; | |
5308d137 SM |
69 | else |
70 | s << "Invalid-Header[" << static_cast<int>(id) << ']'; | |
71 | return s; | |
2c20b348 | 72 | } |
5308d137 | 73 |