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Merge pull request #2761 from yuriks/session-references
Kernel: Ensure objects are kept alive during ClientSession disconnection
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commit
3146e95585
3 changed files with 15 additions and 9 deletions
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@ -18,7 +18,6 @@ class WaitObject;
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class Event;
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class Mutex;
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class Semaphore;
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class Session;
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class Thread;
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class Timer;
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}
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@ -8,6 +8,7 @@
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#include "core/hle/kernel/errors.h"
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#include "core/hle/kernel/hle_ipc.h"
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#include "core/hle/kernel/server_session.h"
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#include "core/hle/kernel/session.h"
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namespace Kernel {
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@ -16,9 +17,13 @@ ClientSession::~ClientSession() {
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// This destructor will be called automatically when the last ClientSession handle is closed by
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// the emulated application.
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if (parent->server) {
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if (parent->server->hle_handler)
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parent->server->hle_handler->ClientDisconnected(parent->server);
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// Local references to ServerSession and SessionRequestHandler are necessary to guarantee they
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// will be kept alive until after ClientDisconnected() returns.
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SharedPtr<ServerSession> server = parent->server;
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if (server) {
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std::shared_ptr<SessionRequestHandler> hle_handler = server->hle_handler;
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if (hle_handler)
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hle_handler->ClientDisconnected(server);
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// TODO(Subv): Force a wake up of all the ServerSession's waiting threads and set
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// their WaitSynchronization result to 0xC920181A.
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@ -28,11 +33,13 @@ ClientSession::~ClientSession() {
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}
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ResultCode ClientSession::SendSyncRequest() {
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// Signal the server session that new data is available
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if (parent->server)
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return parent->server->HandleSyncRequest();
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// Keep ServerSession alive until we're done working with it.
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SharedPtr<ServerSession> server = parent->server;
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if (server == nullptr)
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return ERR_SESSION_CLOSED_BY_REMOTE;
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return ERR_SESSION_CLOSED_BY_REMOTE;
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// Signal the server session that new data is available
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return server->HandleSyncRequest();
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}
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} // namespace
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@ -9,7 +9,6 @@
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#include "common/assert.h"
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#include "common/common_types.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/hle/kernel/session.h"
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#include "core/hle/kernel/wait_object.h"
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#include "core/hle/result.h"
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#include "core/memory.h"
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@ -19,6 +18,7 @@ namespace Kernel {
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class ClientSession;
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class ClientPort;
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class ServerSession;
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class Session;
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class SessionRequestHandler;
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class Thread;
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