1 : //* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is Mozilla TLD Service
16 : *
17 : * The Initial Developer of the Original Code is
18 : * Google Inc.
19 : * Portions created by the Initial Developer are Copyright (C) 2006
20 : * the Initial Developer. All Rights Reserved.
21 : *
22 : * Contributor(s):
23 : * Pamela Greene <pamg.bugs@gmail.com> (original author)
24 : * Daniel Witte <dwitte@stanford.edu>
25 : * Jeff Walden <jwalden+code@mit.edu>
26 : *
27 : * Alternatively, the contents of this file may be used under the terms of
28 : * either the GNU General Public License Version 2 or later (the "GPL"), or
29 : * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
30 : * in which case the provisions of the GPL or the LGPL are applicable instead
31 : * of those above. If you wish to allow use of your version of this file only
32 : * under the terms of either the GPL or the LGPL, and not to allow others to
33 : * use your version of this file under the terms of the MPL, indicate your
34 : * decision by deleting the provisions above and replace them with the notice
35 : * and other provisions required by the GPL or the LGPL. If you do not delete
36 : * the provisions above, a recipient may use your version of this file under
37 : * the terms of any one of the MPL, the GPL or the LGPL.
38 : *
39 : * ***** END LICENSE BLOCK ***** */
40 :
41 : #include "nsIEffectiveTLDService.h"
42 :
43 : #include "nsTHashtable.h"
44 : #include "nsString.h"
45 : #include "nsCOMPtr.h"
46 :
47 : class nsIIDNService;
48 :
49 : // struct for static data generated from effective_tld_names.dat
50 : struct ETLDEntry {
51 : const char* domain;
52 : bool exception;
53 : bool wild;
54 : };
55 :
56 :
57 : // hash entry class
58 : class nsDomainEntry : public PLDHashEntryHdr
59 : {
60 : public:
61 : // Hash methods
62 : typedef const char* KeyType;
63 : typedef const char* KeyTypePointer;
64 :
65 1223704 : nsDomainEntry(KeyTypePointer aEntry)
66 1223704 : {
67 1223704 : }
68 :
69 : nsDomainEntry(const nsDomainEntry& toCopy)
70 : {
71 : // if we end up here, things will break. nsTHashtable shouldn't
72 : // allow this, since we set ALLOW_MEMMOVE to true.
73 : NS_NOTREACHED("nsDomainEntry copy constructor is forbidden!");
74 : }
75 :
76 1215600 : ~nsDomainEntry()
77 : {
78 1215600 : }
79 :
80 : KeyType GetKey() const
81 : {
82 : return mData->domain;
83 : }
84 :
85 4073 : bool KeyEquals(KeyTypePointer aKey) const
86 : {
87 4073 : return !strcmp(mData->domain, aKey);
88 : }
89 :
90 1282926 : static KeyTypePointer KeyToPointer(KeyType aKey)
91 : {
92 1282926 : return aKey;
93 : }
94 :
95 1282926 : static PLDHashNumber HashKey(KeyTypePointer aKey)
96 : {
97 : // PL_DHashStringKey doesn't use the table parameter, so we can safely
98 : // pass nsnull
99 1282926 : return PL_DHashStringKey(nsnull, aKey);
100 : }
101 :
102 : enum { ALLOW_MEMMOVE = true };
103 :
104 1223704 : void SetData(const ETLDEntry* entry) { mData = entry; }
105 :
106 3963 : bool IsNormal() { return mData->wild || !mData->exception; }
107 97 : bool IsException() { return mData->exception; }
108 4073 : bool IsWild() { return mData->wild; }
109 :
110 : private:
111 : const ETLDEntry* mData;
112 : };
113 :
114 : class nsEffectiveTLDService : public nsIEffectiveTLDService
115 : {
116 : public:
117 : NS_DECL_ISUPPORTS
118 : NS_DECL_NSIEFFECTIVETLDSERVICE
119 :
120 302 : nsEffectiveTLDService() { }
121 : nsresult Init();
122 :
123 : private:
124 : nsresult GetBaseDomainInternal(nsCString &aHostname, PRUint32 aAdditionalParts, nsACString &aBaseDomain);
125 : nsresult NormalizeHostname(nsCString &aHostname);
126 300 : ~nsEffectiveTLDService() { }
127 :
128 : nsTHashtable<nsDomainEntry> mHash;
129 : nsCOMPtr<nsIIDNService> mIDNService;
130 : };
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