зеркало из https://github.com/mozilla/gecko-dev.git
130 строки
4.3 KiB
Plaintext
130 строки
4.3 KiB
Plaintext
/* -*- Mode: c++; c-basic-offset: 2; tab-width: 4; indent-tabs-mode: nil; -*-
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* vim: set sw=2 ts=4 expandtab:
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "ExtensionKitUtils.h"
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#include "LaunchError.h"
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#import <BrowserEngineKit/BrowserEngineKit.h>
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namespace mozilla::ipc {
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void BEProcessCapabilityGrantDeleter::operator()(void* aGrant) const {
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auto grant = static_cast<id<BEProcessCapabilityGrant>>(aGrant);
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[grant invalidate];
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[grant release];
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}
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void ExtensionKitProcess::StartProcess(
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Kind aKind,
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const std::function<void(Result<ExtensionKitProcess, LaunchError>&&)>&
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aCompletion) {
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auto callCompletion = [=](auto* aProcess, NSError* aError) {
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if (aProcess) {
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[aProcess retain];
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aCompletion(ExtensionKitProcess(aKind, aProcess));
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} else {
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NSLog(@"Error launching process, description '%@', reason '%@'",
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[aError localizedDescription], [aError localizedFailureReason]);
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aCompletion(Err(LaunchError("ExtensionKitProcess::StartProcess")));
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}
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};
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switch (aKind) {
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case Kind::WebContent: {
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[BEWebContentProcess
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webContentProcessWithInterruptionHandler:^{
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}
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completion:^(BEWebContentProcess* process, NSError* error) {
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callCompletion(process, error);
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}];
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return;
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}
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case Kind::Networking: {
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[BENetworkingProcess
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networkProcessWithInterruptionHandler:^{
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}
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completion:^(BENetworkingProcess* process, NSError* error) {
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callCompletion(process, error);
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}];
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return;
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}
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case Kind::Rendering: {
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[BERenderingProcess
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renderingProcessWithInterruptionHandler:^{
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}
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completion:^(BERenderingProcess* process, NSError* error) {
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callCompletion(process, error);
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}];
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return;
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}
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}
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}
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template <typename F>
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static void SwitchObject(ExtensionKitProcess::Kind aKind, void* aProcessObject,
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F&& aMatcher) {
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switch (aKind) {
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case ExtensionKitProcess::Kind::WebContent:
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aMatcher(static_cast<BEWebContentProcess*>(aProcessObject));
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break;
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case ExtensionKitProcess::Kind::Networking:
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aMatcher(static_cast<BENetworkingProcess*>(aProcessObject));
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break;
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case ExtensionKitProcess::Kind::Rendering:
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aMatcher(static_cast<BERenderingProcess*>(aProcessObject));
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break;
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}
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}
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DarwinObjectPtr<xpc_connection_t> ExtensionKitProcess::MakeLibXPCConnection() {
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NSError* error = nullptr;
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DarwinObjectPtr<xpc_connection_t> xpcConnection;
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SwitchObject(mKind, mProcessObject, [&](auto* aProcessObject) {
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xpcConnection = [aProcessObject makeLibXPCConnectionError:&error];
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});
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return xpcConnection;
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}
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void ExtensionKitProcess::Invalidate() {
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SwitchObject(mKind, mProcessObject,
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[&](auto* aProcessObject) { [aProcessObject invalidate]; });
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}
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UniqueBEProcessCapabilityGrant
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ExtensionKitProcess::GrantForegroundCapability() {
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NSError* error = nullptr;
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BEProcessCapability* cap = [BEProcessCapability foreground];
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id<BEProcessCapabilityGrant> grant = nil;
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SwitchObject(mKind, mProcessObject, [&](auto* aProcessObject) {
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grant = [aProcessObject grantCapability:cap error:&error];
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});
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return UniqueBEProcessCapabilityGrant(grant ? [grant retain] : nil);
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}
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ExtensionKitProcess::ExtensionKitProcess(const ExtensionKitProcess& aOther)
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: mKind(aOther.mKind), mProcessObject(aOther.mProcessObject) {
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SwitchObject(mKind, mProcessObject,
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[&](auto* aProcessObject) { [aProcessObject retain]; });
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}
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ExtensionKitProcess& ExtensionKitProcess::operator=(
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const ExtensionKitProcess& aOther) {
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Kind oldKind = std::exchange(mKind, aOther.mKind);
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void* oldProcessObject = std::exchange(mProcessObject, aOther.mProcessObject);
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SwitchObject(mKind, mProcessObject,
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[&](auto* aProcessObject) { [aProcessObject retain]; });
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SwitchObject(oldKind, oldProcessObject,
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[&](auto* aProcessObject) { [aProcessObject release]; });
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return *this;
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}
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ExtensionKitProcess::~ExtensionKitProcess() {
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SwitchObject(mKind, mProcessObject,
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[&](auto* aProcessObject) { [aProcessObject release]; });
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}
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} // namespace mozilla::ipc
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