The Tor Browser / file comparison
comparison: netwerk/cookie/CookieServiceChild.cpp
netwerk/cookie/CookieServiceChild.cpp
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| -1:000000000000 | 0:d21918ec706f |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "mozilla/net/CookieServiceChild.h" | |
| 7 #include "mozilla/ipc/URIUtils.h" | |
| 8 #include "mozilla/net/NeckoChild.h" | |
| 9 #include "nsIURI.h" | |
| 10 #include "nsIPrefService.h" | |
| 11 #include "nsIPrefBranch.h" | |
| 12 #include "nsNetUtil.h" | |
| 13 #include "SerializedLoadContext.h" | |
| 14 | |
| 15 using namespace mozilla::ipc; | |
| 16 | |
| 17 namespace mozilla { | |
| 18 namespace net { | |
| 19 | |
| 20 // Behavior pref constants | |
| 21 static const int32_t BEHAVIOR_ACCEPT = 0; | |
| 22 static const int32_t BEHAVIOR_REJECTFOREIGN = 1; | |
| 23 // static const int32_t BEHAVIOR_REJECT = 2; | |
| 24 static const int32_t BEHAVIOR_LIMITFOREIGN = 3; | |
| 25 | |
| 26 // Pref string constants | |
| 27 static const char kPrefCookieBehavior[] = "network.cookie.cookieBehavior"; | |
| 28 static const char kPrefThirdPartySession[] = | |
| 29 "network.cookie.thirdparty.sessionOnly"; | |
| 30 | |
| 31 static CookieServiceChild *gCookieService; | |
| 32 | |
| 33 CookieServiceChild* | |
| 34 CookieServiceChild::GetSingleton() | |
| 35 { | |
| 36 if (!gCookieService) | |
| 37 gCookieService = new CookieServiceChild(); | |
| 38 | |
| 39 NS_ADDREF(gCookieService); | |
| 40 return gCookieService; | |
| 41 } | |
| 42 | |
| 43 NS_IMPL_ISUPPORTS(CookieServiceChild, | |
| 44 nsICookieService, | |
| 45 nsIObserver, | |
| 46 nsISupportsWeakReference) | |
| 47 | |
| 48 CookieServiceChild::CookieServiceChild() | |
| 49 : mCookieBehavior(BEHAVIOR_ACCEPT) | |
| 50 , mThirdPartySession(false) | |
| 51 { | |
| 52 NS_ASSERTION(IsNeckoChild(), "not a child process"); | |
| 53 | |
| 54 // This corresponds to Release() in DeallocPCookieService. | |
| 55 NS_ADDREF_THIS(); | |
| 56 | |
| 57 // Create a child PCookieService actor. | |
| 58 NeckoChild::InitNeckoChild(); | |
| 59 gNeckoChild->SendPCookieServiceConstructor(this); | |
| 60 | |
| 61 // Init our prefs and observer. | |
| 62 nsCOMPtr<nsIPrefBranch> prefBranch = | |
| 63 do_GetService(NS_PREFSERVICE_CONTRACTID); | |
| 64 NS_WARN_IF_FALSE(prefBranch, "no prefservice"); | |
| 65 if (prefBranch) { | |
| 66 prefBranch->AddObserver(kPrefCookieBehavior, this, true); | |
| 67 prefBranch->AddObserver(kPrefThirdPartySession, this, true); | |
| 68 PrefChanged(prefBranch); | |
| 69 } | |
| 70 } | |
| 71 | |
| 72 CookieServiceChild::~CookieServiceChild() | |
| 73 { | |
| 74 gCookieService = nullptr; | |
| 75 } | |
| 76 | |
| 77 void | |
| 78 CookieServiceChild::PrefChanged(nsIPrefBranch *aPrefBranch) | |
| 79 { | |
| 80 int32_t val; | |
| 81 if (NS_SUCCEEDED(aPrefBranch->GetIntPref(kPrefCookieBehavior, &val))) | |
| 82 mCookieBehavior = | |
| 83 val >= BEHAVIOR_ACCEPT && val <= BEHAVIOR_LIMITFOREIGN ? val : BEHAVIOR_ACCEPT; | |
| 84 | |
| 85 bool boolval; | |
| 86 if (NS_SUCCEEDED(aPrefBranch->GetBoolPref(kPrefThirdPartySession, &boolval))) | |
| 87 mThirdPartySession = !!boolval; | |
| 88 | |
| 89 if (!mThirdPartyUtil && RequireThirdPartyCheck()) { | |
| 90 mThirdPartyUtil = do_GetService(THIRDPARTYUTIL_CONTRACTID); | |
| 91 NS_ASSERTION(mThirdPartyUtil, "require ThirdPartyUtil service"); | |
| 92 } | |
| 93 } | |
| 94 | |
| 95 bool | |
| 96 CookieServiceChild::RequireThirdPartyCheck() | |
| 97 { | |
| 98 return mCookieBehavior == BEHAVIOR_REJECTFOREIGN || mCookieBehavior == BEHAVIOR_LIMITFOREIGN || mThirdPartySession; | |
| 99 } | |
| 100 | |
| 101 nsresult | |
| 102 CookieServiceChild::GetCookieStringInternal(nsIURI *aHostURI, | |
| 103 nsIChannel *aChannel, | |
| 104 char **aCookieString, | |
| 105 bool aFromHttp) | |
| 106 { | |
| 107 NS_ENSURE_ARG(aHostURI); | |
| 108 NS_ENSURE_ARG_POINTER(aCookieString); | |
| 109 | |
| 110 *aCookieString = nullptr; | |
| 111 | |
| 112 // Determine whether the request is foreign. Failure is acceptable. | |
| 113 bool isForeign = true; | |
| 114 if (RequireThirdPartyCheck()) | |
| 115 mThirdPartyUtil->IsThirdPartyChannel(aChannel, aHostURI, &isForeign); | |
| 116 | |
| 117 URIParams uriParams; | |
| 118 SerializeURI(aHostURI, uriParams); | |
| 119 | |
| 120 // Synchronously call the parent. | |
| 121 nsAutoCString result; | |
| 122 SendGetCookieString(uriParams, !!isForeign, aFromHttp, | |
| 123 IPC::SerializedLoadContext(aChannel), &result); | |
| 124 if (!result.IsEmpty()) | |
| 125 *aCookieString = ToNewCString(result); | |
| 126 | |
| 127 return NS_OK; | |
| 128 } | |
| 129 | |
| 130 nsresult | |
| 131 CookieServiceChild::SetCookieStringInternal(nsIURI *aHostURI, | |
| 132 nsIChannel *aChannel, | |
| 133 const char *aCookieString, | |
| 134 const char *aServerTime, | |
| 135 bool aFromHttp) | |
| 136 { | |
| 137 NS_ENSURE_ARG(aHostURI); | |
| 138 NS_ENSURE_ARG_POINTER(aCookieString); | |
| 139 | |
| 140 // Determine whether the request is foreign. Failure is acceptable. | |
| 141 bool isForeign = true; | |
| 142 if (RequireThirdPartyCheck()) | |
| 143 mThirdPartyUtil->IsThirdPartyChannel(aChannel, aHostURI, &isForeign); | |
| 144 | |
| 145 nsDependentCString cookieString(aCookieString); | |
| 146 nsDependentCString serverTime; | |
| 147 if (aServerTime) | |
| 148 serverTime.Rebind(aServerTime); | |
| 149 | |
| 150 URIParams uriParams; | |
| 151 SerializeURI(aHostURI, uriParams); | |
| 152 | |
| 153 // Synchronously call the parent. | |
| 154 SendSetCookieString(uriParams, !!isForeign, cookieString, serverTime, | |
| 155 aFromHttp, IPC::SerializedLoadContext(aChannel)); | |
| 156 return NS_OK; | |
| 157 } | |
| 158 | |
| 159 NS_IMETHODIMP | |
| 160 CookieServiceChild::Observe(nsISupports *aSubject, | |
| 161 const char *aTopic, | |
| 162 const char16_t *aData) | |
| 163 { | |
| 164 NS_ASSERTION(strcmp(aTopic, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID) == 0, | |
| 165 "not a pref change topic!"); | |
| 166 | |
| 167 nsCOMPtr<nsIPrefBranch> prefBranch = do_QueryInterface(aSubject); | |
| 168 if (prefBranch) | |
| 169 PrefChanged(prefBranch); | |
| 170 return NS_OK; | |
| 171 } | |
| 172 | |
| 173 NS_IMETHODIMP | |
| 174 CookieServiceChild::GetCookieString(nsIURI *aHostURI, | |
| 175 nsIChannel *aChannel, | |
| 176 char **aCookieString) | |
| 177 { | |
| 178 return GetCookieStringInternal(aHostURI, aChannel, aCookieString, false); | |
| 179 } | |
| 180 | |
| 181 NS_IMETHODIMP | |
| 182 CookieServiceChild::GetCookieStringFromHttp(nsIURI *aHostURI, | |
| 183 nsIURI *aFirstURI, | |
| 184 nsIChannel *aChannel, | |
| 185 char **aCookieString) | |
| 186 { | |
| 187 return GetCookieStringInternal(aHostURI, aChannel, aCookieString, true); | |
| 188 } | |
| 189 | |
| 190 NS_IMETHODIMP | |
| 191 CookieServiceChild::SetCookieString(nsIURI *aHostURI, | |
| 192 nsIPrompt *aPrompt, | |
| 193 const char *aCookieString, | |
| 194 nsIChannel *aChannel) | |
| 195 { | |
| 196 return SetCookieStringInternal(aHostURI, aChannel, aCookieString, | |
| 197 nullptr, false); | |
| 198 } | |
| 199 | |
| 200 NS_IMETHODIMP | |
| 201 CookieServiceChild::SetCookieStringFromHttp(nsIURI *aHostURI, | |
| 202 nsIURI *aFirstURI, | |
| 203 nsIPrompt *aPrompt, | |
| 204 const char *aCookieString, | |
| 205 const char *aServerTime, | |
| 206 nsIChannel *aChannel) | |
| 207 { | |
| 208 return SetCookieStringInternal(aHostURI, aChannel, aCookieString, | |
| 209 aServerTime, true); | |
| 210 } | |
| 211 | |
| 212 } | |
| 213 } | |
| 214 |
