The Tor Browser / annotate

dom/voicemail/Voicemail.cpp@97036ab72558 (annotated)

dom/voicemail/Voicemail.cpp

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

michael@0 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
michael@0 3 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 4 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 6
michael@0 7 #include "Voicemail.h"
michael@0 8
michael@0 9 #include "mozilla/dom/MozVoicemailBinding.h"
michael@0 10 #include "nsIDOMMozVoicemailStatus.h"
michael@0 11 #include "nsIDOMMozVoicemailEvent.h"
michael@0 12
michael@0 13 #include "mozilla/Preferences.h"
michael@0 14 #include "mozilla/Services.h"
michael@0 15 #include "nsDOMClassInfo.h"
michael@0 16 #include "nsServiceManagerUtils.h"
michael@0 17 #include "GeneratedEvents.h"
michael@0 18
michael@0 19 #define NS_RILCONTENTHELPER_CONTRACTID "@mozilla.org/ril/content-helper;1"
michael@0 20 const char* kPrefRilNumRadioInterfaces = "ril.numRadioInterfaces";
michael@0 21
michael@0 22 using namespace mozilla::dom;
michael@0 23
michael@0 24 class Voicemail::Listener : public nsIVoicemailListener
michael@0 25 {
michael@0 26 Voicemail* mVoicemail;
michael@0 27
michael@0 28 public:
michael@0 29 NS_DECL_ISUPPORTS
michael@0 30 NS_FORWARD_SAFE_NSIVOICEMAILLISTENER(mVoicemail)
michael@0 31
michael@0 32 Listener(Voicemail* aVoicemail)
michael@0 33 : mVoicemail(aVoicemail)
michael@0 34 {
michael@0 35 MOZ_ASSERT(mVoicemail);
michael@0 36 }
michael@0 37
michael@0 38 void Disconnect()
michael@0 39 {
michael@0 40 MOZ_ASSERT(mVoicemail);
michael@0 41 mVoicemail = nullptr;
michael@0 42 }
michael@0 43 };
michael@0 44
michael@0 45 NS_IMPL_ISUPPORTS(Voicemail::Listener, nsIVoicemailListener)
michael@0 46
michael@0 47 Voicemail::Voicemail(nsPIDOMWindow* aWindow,
michael@0 48 nsIVoicemailProvider* aProvider)
michael@0 49 : DOMEventTargetHelper(aWindow)
michael@0 50 , mProvider(aProvider)
michael@0 51 {
michael@0 52 mListener = new Listener(this);
michael@0 53 DebugOnly<nsresult> rv = mProvider->RegisterVoicemailMsg(mListener);
michael@0 54 NS_WARN_IF_FALSE(NS_SUCCEEDED(rv),
michael@0 55 "Failed registering voicemail messages with provider");
michael@0 56 }
michael@0 57
michael@0 58 Voicemail::~Voicemail()
michael@0 59 {
michael@0 60 MOZ_ASSERT(mProvider && mListener);
michael@0 61
michael@0 62 mListener->Disconnect();
michael@0 63 mProvider->UnregisterVoicemailMsg(mListener);
michael@0 64 }
michael@0 65
michael@0 66 JSObject*
michael@0 67 Voicemail::WrapObject(JSContext* aCx)
michael@0 68 {
michael@0 69 return MozVoicemailBinding::Wrap(aCx, this);
michael@0 70 }
michael@0 71
michael@0 72 bool
michael@0 73 Voicemail::IsValidServiceId(uint32_t aServiceId) const
michael@0 74 {
michael@0 75 uint32_t numClients = mozilla::Preferences::GetUint(kPrefRilNumRadioInterfaces, 1);
michael@0 76
michael@0 77 return aServiceId < numClients;
michael@0 78 }
michael@0 79
michael@0 80 bool
michael@0 81 Voicemail::PassedOrDefaultServiceId(const Optional<uint32_t>& aServiceId,
michael@0 82 uint32_t& aResult) const
michael@0 83 {
michael@0 84 if (aServiceId.WasPassed()) {
michael@0 85 if (!IsValidServiceId(aServiceId.Value())) {
michael@0 86 return false;
michael@0 87 }
michael@0 88 aResult = aServiceId.Value();
michael@0 89 } else {
michael@0 90 mProvider->GetVoicemailDefaultServiceId(&aResult);
michael@0 91 }
michael@0 92
michael@0 93 return true;
michael@0 94 }
michael@0 95
michael@0 96 // MozVoicemail WebIDL
michael@0 97
michael@0 98 already_AddRefed<nsIDOMMozVoicemailStatus>
michael@0 99 Voicemail::GetStatus(const Optional<uint32_t>& aServiceId,
michael@0 100 ErrorResult& aRv) const
michael@0 101 {
michael@0 102 if (!mProvider) {
michael@0 103 aRv.Throw(NS_ERROR_UNEXPECTED);
michael@0 104 return nullptr;
michael@0 105 }
michael@0 106
michael@0 107 uint32_t id = 0;
michael@0 108 if (!PassedOrDefaultServiceId(aServiceId, id)) {
michael@0 109 aRv.Throw(NS_ERROR_INVALID_ARG);
michael@0 110 return nullptr;
michael@0 111 }
michael@0 112 nsCOMPtr<nsIDOMMozVoicemailStatus> status;
michael@0 113 nsresult rv = mProvider->GetVoicemailStatus(id, getter_AddRefs(status));
michael@0 114 if (NS_FAILED(rv)) {
michael@0 115 aRv.Throw(rv);
michael@0 116 return nullptr;
michael@0 117 }
michael@0 118
michael@0 119 return status.forget();
michael@0 120 }
michael@0 121
michael@0 122 void
michael@0 123 Voicemail::GetNumber(const Optional<uint32_t>& aServiceId, nsString& aNumber,
michael@0 124 ErrorResult& aRv) const
michael@0 125 {
michael@0 126 aNumber.SetIsVoid(true);
michael@0 127
michael@0 128 if (!mProvider) {
michael@0 129 aRv.Throw(NS_ERROR_UNEXPECTED);
michael@0 130 return;
michael@0 131 }
michael@0 132
michael@0 133 uint32_t id = 0;
michael@0 134 if (!PassedOrDefaultServiceId(aServiceId, id)) {
michael@0 135 aRv.Throw(NS_ERROR_INVALID_ARG);
michael@0 136 return;
michael@0 137 }
michael@0 138
michael@0 139 aRv = mProvider->GetVoicemailNumber(id, aNumber);
michael@0 140 }
michael@0 141
michael@0 142 void
michael@0 143 Voicemail::GetDisplayName(const Optional<uint32_t>& aServiceId, nsString& aDisplayName,
michael@0 144 ErrorResult& aRv) const
michael@0 145 {
michael@0 146 aDisplayName.SetIsVoid(true);
michael@0 147
michael@0 148 if (!mProvider) {
michael@0 149 aRv.Throw(NS_ERROR_UNEXPECTED);
michael@0 150 return;
michael@0 151 }
michael@0 152
michael@0 153 uint32_t id = 0;
michael@0 154 if (!PassedOrDefaultServiceId(aServiceId, id)) {
michael@0 155 aRv.Throw(NS_ERROR_INVALID_ARG);
michael@0 156 return;
michael@0 157 }
michael@0 158
michael@0 159 aRv = mProvider->GetVoicemailDisplayName(id, aDisplayName);
michael@0 160 }
michael@0 161
michael@0 162 // nsIVoicemailListener
michael@0 163
michael@0 164 NS_IMETHODIMP
michael@0 165 Voicemail::NotifyStatusChanged(nsIDOMMozVoicemailStatus* aStatus)
michael@0 166 {
michael@0 167 nsCOMPtr<nsIDOMEvent> event;
michael@0 168 NS_NewDOMMozVoicemailEvent(getter_AddRefs(event), this, nullptr, nullptr);
michael@0 169
michael@0 170 nsCOMPtr<nsIDOMMozVoicemailEvent> ce = do_QueryInterface(event);
michael@0 171 nsresult rv = ce->InitMozVoicemailEvent(NS_LITERAL_STRING("statuschanged"),
michael@0 172 false, false, aStatus);
michael@0 173 NS_ENSURE_SUCCESS(rv, rv);
michael@0 174
michael@0 175 return DispatchTrustedEvent(ce);
michael@0 176 }
michael@0 177
michael@0 178 nsresult
michael@0 179 NS_NewVoicemail(nsPIDOMWindow* aWindow, Voicemail** aVoicemail)
michael@0 180 {
michael@0 181 nsPIDOMWindow* innerWindow = aWindow->IsInnerWindow() ?
michael@0 182 aWindow :
michael@0 183 aWindow->GetCurrentInnerWindow();
michael@0 184
michael@0 185 nsCOMPtr<nsIVoicemailProvider> provider =
michael@0 186 do_GetService(NS_RILCONTENTHELPER_CONTRACTID);
michael@0 187 NS_ENSURE_STATE(provider);
michael@0 188
michael@0 189 nsRefPtr<Voicemail> voicemail = new Voicemail(innerWindow, provider);
michael@0 190 voicemail.forget(aVoicemail);
michael@0 191 return NS_OK;
michael@0 192 }

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