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authorbunnei <bunneidev@gmail.com>2018-03-19 01:22:46 +0100
committerbunnei <bunneidev@gmail.com>2018-03-19 01:56:34 +0100
commitc86af6939c9777d78fbc48b81eb090553762d3d4 (patch)
tree957898b7a38e667490df2bbe5efff5259a48168a /src/core/hle
parenthle_ipc: Use shared_ptr instead of unique_ptr to allow copies. (diff)
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Diffstat (limited to 'src/core/hle')
-rw-r--r--src/core/hle/kernel/hle_ipc.cpp27
-rw-r--r--src/core/hle/kernel/hle_ipc.h20
2 files changed, 47 insertions, 0 deletions
diff --git a/src/core/hle/kernel/hle_ipc.cpp b/src/core/hle/kernel/hle_ipc.cpp
index aae14f09e..293756790 100644
--- a/src/core/hle/kernel/hle_ipc.cpp
+++ b/src/core/hle/kernel/hle_ipc.cpp
@@ -7,6 +7,7 @@
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "core/hle/ipc_helpers.h"
+#include "core/hle/kernel/event.h"
#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/hle_ipc.h"
#include "core/hle/kernel/kernel.h"
@@ -26,6 +27,32 @@ void SessionRequestHandler::ClientDisconnected(SharedPtr<ServerSession> server_s
boost::range::remove_erase(connected_sessions, server_session);
}
+SharedPtr<Event> HLERequestContext::SleepClientThread(SharedPtr<Thread> thread,
+ const std::string& reason, u64 timeout,
+ WakeupCallback&& callback) {
+
+ // Put the client thread to sleep until the wait event is signaled or the timeout expires.
+ thread->wakeup_callback =
+ [context = *this, callback](ThreadWakeupReason reason, SharedPtr<Thread> thread,
+ SharedPtr<WaitObject> object, size_t index) mutable -> bool {
+ ASSERT(thread->status == THREADSTATUS_WAIT_HLE_EVENT);
+ callback(thread, context, reason);
+ context.WriteToOutgoingCommandBuffer(*thread);
+ return true;
+ };
+
+ auto event = Kernel::Event::Create(Kernel::ResetType::OneShot, "HLE Pause Event: " + reason);
+ thread->status = THREADSTATUS_WAIT_HLE_EVENT;
+ thread->wait_objects = {event};
+ event->AddWaitingThread(thread);
+
+ if (timeout > 0) {
+ thread->WakeAfterDelay(timeout);
+ }
+
+ return event;
+}
+
HLERequestContext::HLERequestContext(SharedPtr<Kernel::ServerSession> server_session)
: server_session(std::move(server_session)) {
cmd_buf[0] = 0;
diff --git a/src/core/hle/kernel/hle_ipc.h b/src/core/hle/kernel/hle_ipc.h
index b5cc0d0af..8b35da4c9 100644
--- a/src/core/hle/kernel/hle_ipc.h
+++ b/src/core/hle/kernel/hle_ipc.h
@@ -6,6 +6,7 @@
#include <array>
#include <memory>
+#include <string>
#include <vector>
#include <boost/container/small_vector.hpp>
#include "common/common_types.h"
@@ -25,6 +26,7 @@ class Domain;
class HandleTable;
class HLERequestContext;
class Process;
+class Event;
/**
* Interface implemented by HLE Session handlers.
@@ -103,6 +105,24 @@ public:
return server_session;
}
+ using WakeupCallback = std::function<void(SharedPtr<Thread> thread, HLERequestContext& context,
+ ThreadWakeupReason reason)>;
+
+ /**
+ * Puts the specified guest thread to sleep until the returned event is signaled or until the
+ * specified timeout expires.
+ * @param thread Thread to be put to sleep.
+ * @param reason Reason for pausing the thread, to be used for debugging purposes.
+ * @param timeout Timeout in nanoseconds after which the thread will be awoken and the callback
+ * invoked with a Timeout reason.
+ * @param callback Callback to be invoked when the thread is resumed. This callback must write
+ * the entire command response once again, regardless of the state of it before this function
+ * was called.
+ * @returns Event that when signaled will resume the thread and call the callback function.
+ */
+ SharedPtr<Event> SleepClientThread(SharedPtr<Thread> thread, const std::string& reason,
+ u64 timeout, WakeupCallback&& callback);
+
void ParseCommandBuffer(u32_le* src_cmdbuf, bool incoming);
/// Populates this context with data from the requesting process/thread.