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Defer XAM UI functions & other improvements. 

- [Kernel] Fix global locking in kernel dispatch thread.
- [Kernel] Improve CompleteOverlappedDeferred/CompleteOverlappedDeferredEx.
- [XAM] Identify unknowns in XamNotifyCreateListener/XNotifyListener.
- [XAM] Defer XamShowMessageBoxUI.
- [XAM] Defer XamShowKeyboardUI.
- [XAM] Fix cancel handling in XamShowKeyboardUI.
- [XAM] Defer XamShowDeviceSelectorUI.
- [XAM] Defer XamShowDirtyDiscErrorUI.
This commit is contained in:
gibbed 2020-11-27 01:47:18 -06:00 committed by Rick Gibbed
parent e3a82e1930
commit f8e6ac4108
7 changed files with 432 additions and 207 deletions
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5
src/xenia/base/mutex.h
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@ -69,6 +69,11 @@ class global_critical_region {
return std::unique_lock<std::recursive_mutex>(mutex());
}
// Acquires a deferred lock on the global critical section.
inline std::unique_lock<std::recursive_mutex> AcquireDeferred() {
return std::unique_lock<std::recursive_mutex>(mutex(), std::defer_lock);
}
// Tries to acquire a lock on the glboal critical section.
// Check owns_lock() to see if the lock was successfully acquired.
inline std::unique_lock<std::recursive_mutex> TryAcquire() {

62
src/xenia/kernel/kernel_state.cc
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@ -326,16 +326,20 @@ void KernelState::SetExecutableModule(object_ref<UserModule> module) {
// As we run guest callbacks the debugger must be able to suspend us.
dispatch_thread_->set_can_debugger_suspend(true);
auto global_lock = global_critical_region_.AcquireDeferred();
while (dispatch_thread_running_) {
auto global_lock = global_critical_region_.Acquire();
global_lock.lock();
if (dispatch_queue_.empty()) {
dispatch_cond_.wait(global_lock);
if (!dispatch_thread_running_) {
global_lock.unlock();
break;
}
}
auto fn = std::move(dispatch_queue_.front());
dispatch_queue_.pop_front();
global_lock.unlock();
fn();
}
return 0;
@ -637,9 +641,8 @@ void KernelState::UnregisterNotifyListener(XNotifyListener* listener) {
void KernelState::BroadcastNotification(XNotificationID id, uint32_t data) {
auto global_lock = global_critical_region_.Acquire();
for (auto it = notify_listeners_.begin(); it != notify_listeners_.end();
++it) {
(*it)->EnqueueNotification(id, data);
for (const auto& notify_listener : notify_listeners_) {
notify_listener->EnqueueNotification(id, data);
}
}
@ -657,6 +660,7 @@ void KernelState::CompleteOverlappedEx(uint32_t overlapped_ptr, X_RESULT result,
X_HANDLE event_handle = XOverlappedGetEvent(ptr);
if (event_handle) {
auto ev = object_table()->LookupObject<XEvent>(event_handle);
assert_not_null(ev);
if (ev) {
ev->Set(0, false);
}
@ -692,24 +696,62 @@ void KernelState::CompleteOverlappedImmediateEx(uint32_t overlapped_ptr,
void KernelState::CompleteOverlappedDeferred(
std::function<void()> completion_callback, uint32_t overlapped_ptr,
X_RESULT result) {
X_RESULT result, std::function<void()> pre_callback,
std::function<void()> post_callback) {
CompleteOverlappedDeferredEx(std::move(completion_callback), overlapped_ptr,
result, result, 0);
result, result, 0, pre_callback, post_callback);
}
void KernelState::CompleteOverlappedDeferredEx(
std::function<void()> completion_callback, uint32_t overlapped_ptr,
X_RESULT result, uint32_t extended_error, uint32_t length) {
X_RESULT result, uint32_t extended_error, uint32_t length,
std::function<void()> pre_callback, std::function<void()> post_callback) {
CompleteOverlappedDeferredEx(
[completion_callback, result, extended_error, length](
uint32_t& cb_extended_error, uint32_t& cb_length) -> X_RESULT {
completion_callback();
cb_extended_error = extended_error;
cb_length = length;
return result;
},
overlapped_ptr, pre_callback, post_callback);
}
void KernelState::CompleteOverlappedDeferred(
std::function<X_RESULT()> completion_callback, uint32_t overlapped_ptr,
std::function<void()> pre_callback, std::function<void()> post_callback) {
CompleteOverlappedDeferredEx(
[completion_callback](uint32_t& extended_error,
uint32_t& length) -> X_RESULT {
auto result = completion_callback();
extended_error = static_cast<uint32_t>(result);
length = 0;
return result;
},
overlapped_ptr, pre_callback, post_callback);
}
void KernelState::CompleteOverlappedDeferredEx(
std::function<X_RESULT(uint32_t&, uint32_t&)> completion_callback,
uint32_t overlapped_ptr, std::function<void()> pre_callback,
std::function<void()> post_callback) {
auto ptr = memory()->TranslateVirtual(overlapped_ptr);
XOverlappedSetResult(ptr, X_ERROR_IO_PENDING);
XOverlappedSetContext(ptr, XThread::GetCurrentThreadHandle());
auto global_lock = global_critical_region_.Acquire();
dispatch_queue_.push_back([this, completion_callback, overlapped_ptr, result,
extended_error, length]() {
dispatch_queue_.push_back([this, completion_callback, overlapped_ptr,
pre_callback, post_callback]() {
if (pre_callback) {
pre_callback();
}
xe::threading::Sleep(
std::chrono::milliseconds(kDeferredOverlappedDelayMillis));
completion_callback();
uint32_t extended_error, length;
auto result = completion_callback(extended_error, length);
CompleteOverlappedEx(overlapped_ptr, result, extended_error, length);
if (post_callback) {
post_callback();
}
});
dispatch_cond_.notify_all();
}

25
src/xenia/kernel/kernel_state.h
View File

@ -167,14 +167,29 @@ class KernelState {
void CompleteOverlapped(uint32_t overlapped_ptr, X_RESULT result);
void CompleteOverlappedEx(uint32_t overlapped_ptr, X_RESULT result,
uint32_t extended_error, uint32_t length);
void CompleteOverlappedImmediate(uint32_t overlapped_ptr, X_RESULT result);
void CompleteOverlappedImmediateEx(uint32_t overlapped_ptr, X_RESULT result,
uint32_t extended_error, uint32_t length);
void CompleteOverlappedDeferred(std::function<void()> completion_callback,
uint32_t overlapped_ptr, X_RESULT result);
void CompleteOverlappedDeferredEx(std::function<void()> completion_callback,
uint32_t overlapped_ptr, X_RESULT result,
uint32_t extended_error, uint32_t length);
void CompleteOverlappedDeferred(
std::function<void()> completion_callback, uint32_t overlapped_ptr,
X_RESULT result, std::function<void()> pre_callback = nullptr,
std::function<void()> post_callback = nullptr);
void CompleteOverlappedDeferredEx(
std::function<void()> completion_callback, uint32_t overlapped_ptr,
X_RESULT result, uint32_t extended_error, uint32_t length,
std::function<void()> pre_callback = nullptr,
std::function<void()> post_callback = nullptr);
void CompleteOverlappedDeferred(
std::function<X_RESULT()> completion_callback, uint32_t overlapped_ptr,
std::function<void()> pre_callback = nullptr,
std::function<void()> post_callback = nullptr);
void CompleteOverlappedDeferredEx(
std::function<X_RESULT(uint32_t&, uint32_t&)> completion_callback,
uint32_t overlapped_ptr, std::function<void()> pre_callback = nullptr,
std::function<void()> post_callback = nullptr);
bool Save(ByteStream* stream);
bool Restore(ByteStream* stream);

29
src/xenia/kernel/xam/xam_notify.cc
View File

@ -18,27 +18,35 @@ namespace xe {
namespace kernel {
namespace xam {
dword_result_t XamNotifyCreateListenerInternal(qword_t mask, dword_t unk,
dword_t one) {
// r4=1 may indicate user process?
uint32_t xeXamNotifyCreateListener(uint64_t mask, uint32_t is_system,
uint32_t max_version) {
assert_true(max_version < 11);
if (max_version > 10) {
max_version = 10;
}
auto listener =
object_ref<XNotifyListener>(new XNotifyListener(kernel_state()));
listener->Initialize(mask);
listener->Initialize(mask, max_version);
// Handle ref is incremented, so return that.
uint32_t handle = listener->handle();
return handle;
}
DECLARE_XAM_EXPORT2(XamNotifyCreateListenerInternal, kNone, kImplemented,
kSketchy);
dword_result_t XamNotifyCreateListener(qword_t mask, dword_t one) {
return XamNotifyCreateListenerInternal(mask, 0, one);
dword_result_t XamNotifyCreateListener(qword_t mask, dword_t max_version) {
return xeXamNotifyCreateListener(mask, 0, max_version);
}
DECLARE_XAM_EXPORT1(XamNotifyCreateListener, kNone, kImplemented);
dword_result_t XamNotifyCreateListenerInternal(qword_t mask, dword_t is_system,
dword_t max_version) {
return xeXamNotifyCreateListener(mask, is_system, max_version);
}
DECLARE_XAM_EXPORT1(XamNotifyCreateListenerInternal, kNone, kImplemented);
// https://github.com/CodeAsm/ffplay360/blob/master/Common/AtgSignIn.cpp
dword_result_t XNotifyGetNext(dword_t handle, dword_t match_id,
lpdword_t id_ptr, lpdword_t param_ptr) {
@ -47,14 +55,15 @@ dword_result_t XNotifyGetNext(dword_t handle, dword_t match_id,
}
if (!id_ptr) {
return X_ERROR_INVALID_PARAMETER;
return 0;
}
*id_ptr = 0;
// Grab listener.
auto listener =
kernel_state()->object_table()->LookupObject<XNotifyListener>(handle);
if (!listener) {
return X_ERROR_INVALID_HANDLE;
return 0;
}
bool dequeued = false;

464
src/xenia/kernel/xam/xam_ui.cc
View File

@ -23,31 +23,196 @@ namespace xe {
namespace kernel {
namespace xam {
// TODO(gibbed): This is all one giant WIP that seems to work better than the
// previous immediate synchronous completion of dialogs.
//
// The deferred execution of dialog handling is done in such a way that there is
// a pre-, peri- (completion), and post- callback steps.
//
// pre();
// result = completion();
// CompleteOverlapped(result);
// post();
//
// There are games that are batshit insane enough to wait for the X_OVERLAPPED
// to be completed (ie not X_ERROR_PENDING) before creating a listener to
// receive a notification, which is why we have distinct pre- and post- steps.
//
// We deliberately delay the XN_SYS_UI = false notification to give games time
// to create a listener (if they're insane enough do this).
std::atomic<int> xam_dialogs_shown_ = {0};
class XamDialog : public xe::ui::ImGuiDialog {
public:
void set_close_callback(std::function<void()> close_callback) {
close_callback_ = close_callback;
}
protected:
XamDialog(xe::ui::Window* window) : xe::ui::ImGuiDialog(window) {}
void OnClose() override {
if (close_callback_) {
close_callback_();
}
}
private:
std::function<void()> close_callback_ = nullptr;
};
template <typename T>
X_RESULT xeXamDispatchDialog(T* dialog,
std::function<X_RESULT(T*)> close_callback,
uint32_t overlapped) {
auto pre = []() {
// Broadcast XN_SYS_UI = true
kernel_state()->BroadcastNotification(0x9, true);
};
auto run = [dialog, close_callback]() -> X_RESULT {
X_RESULT result;
dialog->set_close_callback([&dialog, &result, &close_callback]() {
result = close_callback(dialog);
});
xe::threading::Fence fence;
kernel_state()->emulator()->display_window()->loop()->PostSynchronous(
[&dialog, &fence]() { dialog->Then(&fence); });
++xam_dialogs_shown_;
fence.Wait();
--xam_dialogs_shown_;
// dialog should be deleted at this point!
return result;
};
auto post = []() {
xe::threading::Sleep(std::chrono::milliseconds(100));
// Broadcast XN_SYS_UI = false
kernel_state()->BroadcastNotification(0x9, false);
};
if (!overlapped) {
pre();
auto result = run();
post();
return result;
} else {
kernel_state()->CompleteOverlappedDeferred(run, overlapped, pre, post);
return X_ERROR_IO_PENDING;
}
}
template <typename T>
X_RESULT xeXamDispatchDialogEx(
T* dialog, std::function<X_RESULT(T*, uint32_t&, uint32_t&)> close_callback,
uint32_t overlapped) {
auto pre = []() {
// Broadcast XN_SYS_UI = true
kernel_state()->BroadcastNotification(0x9, true);
};
auto run = [dialog, close_callback](uint32_t& extended_error,
uint32_t& length) -> X_RESULT {
auto display_window = kernel_state()->emulator()->display_window();
X_RESULT result;
dialog->set_close_callback(
[&dialog, &result, &extended_error, &length, &close_callback]() {
result = close_callback(dialog, extended_error, length);
});
xe::threading::Fence fence;
display_window->loop()->PostSynchronous(
[&dialog, &fence]() { dialog->Then(&fence); });
++xam_dialogs_shown_;
fence.Wait();
--xam_dialogs_shown_;
// dialog should be deleted at this point!
return result;
};
auto post = []() {
xe::threading::Sleep(std::chrono::milliseconds(100));
// Broadcast XN_SYS_UI = false
kernel_state()->BroadcastNotification(0x9, false);
};
if (!overlapped) {
pre();
uint32_t extended_error, length;
auto result = run(extended_error, length);
post();
// TODO(gibbed): do something with extended_error/length?
return result;
} else {
kernel_state()->CompleteOverlappedDeferredEx(run, overlapped, pre, post);
return X_ERROR_IO_PENDING;
}
}
X_RESULT xeXamDispatchHeadless(std::function<X_RESULT()> run_callback,
uint32_t overlapped) {
auto pre = []() {
// Broadcast XN_SYS_UI = true
kernel_state()->BroadcastNotification(0x9, true);
};
auto post = []() {
xe::threading::Sleep(std::chrono::milliseconds(100));
// Broadcast XN_SYS_UI = false
kernel_state()->BroadcastNotification(0x9, false);
};
if (!overlapped) {
pre();
auto result = run_callback();
post();
return result;
} else {
kernel_state()->CompleteOverlappedDeferred(run_callback, overlapped, pre,
post);
return X_ERROR_IO_PENDING;
}
}
X_RESULT xeXamDispatchHeadlessEx(
std::function<X_RESULT(uint32_t&, uint32_t&)> run_callback,
uint32_t overlapped) {
auto pre = []() {
// Broadcast XN_SYS_UI = true
kernel_state()->BroadcastNotification(0x9, true);
};
auto post = []() {
xe::threading::Sleep(std::chrono::milliseconds(100));
// Broadcast XN_SYS_UI = false
kernel_state()->BroadcastNotification(0x9, false);
};
if (!overlapped) {
pre();
uint32_t extended_error, length;
auto result = run_callback(extended_error, length);
post();
// TODO(gibbed): do something with extended_error/length?
return result;
} else {
kernel_state()->CompleteOverlappedDeferredEx(run_callback, overlapped, pre,
post);
return X_ERROR_IO_PENDING;
}
}
dword_result_t XamIsUIActive() { return xam_dialogs_shown_ > 0 ? 1 : 0; }
DECLARE_XAM_EXPORT2(XamIsUIActive, kUI, kImplemented, kHighFrequency);
class MessageBoxDialog : public xe::ui::ImGuiDialog {
class MessageBoxDialog : public XamDialog {
public:
MessageBoxDialog(xe::ui::Window* window, std::u16string title,
std::u16string description,
std::vector<std::u16string> buttons, uint32_t default_button,
uint32_t* out_chosen_button)
: ImGuiDialog(window),
title_(xe::to_utf8(title)),
description_(xe::to_utf8(description)),
MessageBoxDialog(xe::ui::Window* window, std::string title,
std::string description, std::vector<std::string> buttons,
uint32_t default_button)
: XamDialog(window),
title_(title),
description_(description),
buttons_(std::move(buttons)),
default_button_(default_button),
out_chosen_button_(out_chosen_button) {
chosen_button_(default_button) {
if (!title_.size()) {
title_ = "Message Box";
}
if (out_chosen_button) {
*out_chosen_button = default_button;
}
}
uint32_t chosen_button() const { return chosen_button_; }
void OnDraw(ImGuiIO& io) override {
bool first_draw = false;
if (!has_opened_) {
@ -64,11 +229,8 @@ class MessageBoxDialog : public xe::ui::ImGuiDialog {
ImGui::SetKeyboardFocusHere();
}
for (size_t i = 0; i < buttons_.size(); ++i) {
auto button_name = xe::to_utf8(buttons_[i]);
if (ImGui::Button(button_name.c_str())) {
if (out_chosen_button_) {
*out_chosen_button_ = static_cast<uint32_t>(i);
}
if (ImGui::Button(buttons_[i].c_str())) {
chosen_button_ = static_cast<uint32_t>(i);
ImGui::CloseCurrentPopup();
Close();
}
@ -86,9 +248,9 @@ class MessageBoxDialog : public xe::ui::ImGuiDialog {
bool has_opened_ = false;
std::string title_;
std::string description_;
std::vector<std::u16string> buttons_;
std::vector<std::string> buttons_;
uint32_t default_button_ = 0;
uint32_t* out_chosen_button_ = nullptr;
uint32_t chosen_button_ = 0;
};
// https://www.se7ensins.com/forums/threads/working-xshowmessageboxui.844116/
@ -97,86 +259,71 @@ dword_result_t XamShowMessageBoxUI(dword_t user_index, lpu16string_t title_ptr,
lpdword_t button_ptrs, dword_t active_button,
dword_t flags, lpdword_t result_ptr,
pointer_t<XAM_OVERLAPPED> overlapped) {
std::u16string title;
std::string title;
if (title_ptr) {
title = title_ptr.value();
title = xe::to_utf8(title_ptr.value());
} else {
title = u""; // TODO(gibbed): default title based on flags?
title = ""; // TODO(gibbed): default title based on flags?
}
auto text = text_ptr.value();
std::vector<std::u16string> buttons;
std::u16string all_buttons;
for (uint32_t j = 0; j < button_count; ++j) {
uint32_t button_ptr = button_ptrs[j];
std::vector<std::string> buttons;
for (uint32_t i = 0; i < button_count; ++i) {
uint32_t button_ptr = button_ptrs[i];
auto button = xe::load_and_swap<std::u16string>(
kernel_state()->memory()->TranslateVirtual(button_ptr));
all_buttons.append(button);
if (j + 1 < button_count) {
all_buttons.append(u" | ");
}
buttons.push_back(button);
buttons.push_back(xe::to_utf8(button));
}
// Broadcast XN_SYS_UI = true
kernel_state()->BroadcastNotification(0x9, true);
uint32_t chosen_button;
X_RESULT result;
if (cvars::headless) {
// Auto-pick the focused button.
chosen_button = active_button;
auto run = [result_ptr, active_button]() -> X_RESULT {
*result_ptr = static_cast<uint32_t>(active_button);
return X_ERROR_SUCCESS;
};
result = xeXamDispatchHeadless(run, overlapped);
} else {
// TODO(benvanik): setup icon states.
switch (flags & 0xF) {
case 0:
// config.pszMainIcon = nullptr;
break;
case 1:
// config.pszMainIcon = TD_ERROR_ICON;
break;
case 2:
// config.pszMainIcon = TD_WARNING_ICON;
break;
case 3:
// config.pszMainIcon = TD_INFORMATION_ICON;
break;
}
auto close = [result_ptr](MessageBoxDialog* dialog) -> X_RESULT {
*result_ptr = dialog->chosen_button();
return X_ERROR_SUCCESS;
};
auto display_window = kernel_state()->emulator()->display_window();
xe::threading::Fence fence;
display_window->loop()->PostSynchronous([&]() {
// TODO(benvanik): setup icon states.
switch (flags & 0xF) {
case 0:
// config.pszMainIcon = nullptr;
break;
case 1:
// config.pszMainIcon = TD_ERROR_ICON;
break;
case 2:
// config.pszMainIcon = TD_WARNING_ICON;
break;
case 3:
// config.pszMainIcon = TD_INFORMATION_ICON;
break;
}
(new MessageBoxDialog(display_window, title, text, buttons, active_button,
&chosen_button))
->Then(&fence);
});
++xam_dialogs_shown_;
fence.Wait();
--xam_dialogs_shown_;
}
*result_ptr = chosen_button;
// Broadcast XN_SYS_UI = false
kernel_state()->BroadcastNotification(0x9, false);
if (overlapped) {
kernel_state()->CompleteOverlappedImmediate(overlapped, X_ERROR_SUCCESS);
return X_ERROR_IO_PENDING;
} else {
return X_ERROR_SUCCESS;
result = xeXamDispatchDialog<MessageBoxDialog>(
new MessageBoxDialog(display_window, title,
xe::to_utf8(text_ptr.value()), buttons,
active_button),
close, overlapped);
}
return result;
}
DECLARE_XAM_EXPORT1(XamShowMessageBoxUI, kUI, kImplemented);
class KeyboardInputDialog : public xe::ui::ImGuiDialog {
class KeyboardInputDialog : public XamDialog {
public:
KeyboardInputDialog(xe::ui::Window* window, std::u16string title,
std::u16string description, std::u16string default_text,
std::u16string* out_text, size_t max_length)
: ImGuiDialog(window),
title_(xe::to_utf8(title)),
description_(xe::to_utf8(description)),
default_text_(xe::to_utf8(default_text)),
out_text_(out_text),
max_length_(max_length) {
KeyboardInputDialog(xe::ui::Window* window, std::string title,
std::string description, std::string default_text,
size_t max_length)
: XamDialog(window),
title_(title),
description_(description),
default_text_(default_text),
max_length_(max_length),
text_buffer_() {
if (!title_.size()) {
if (!description_.size()) {
title_ = "Keyboard Input";
@ -185,14 +332,15 @@ class KeyboardInputDialog : public xe::ui::ImGuiDialog {
description_ = "";
}
}
if (out_text_) {
*out_text_ = default_text;
}
text_ = default_text;
text_buffer_.resize(max_length);
xe::string_util::copy_truncating(text_buffer_.data(), default_text_,
text_buffer_.size());
}
const std::string& text() const { return text_; }
bool cancelled() const { return cancelled_; }
void OnDraw(ImGuiIO& io) override {
bool first_draw = false;
if (!has_opened_) {
@ -210,23 +358,21 @@ class KeyboardInputDialog : public xe::ui::ImGuiDialog {
}
if (ImGui::InputText("##body", text_buffer_.data(), text_buffer_.size(),
ImGuiInputTextFlags_EnterReturnsTrue)) {
if (out_text_) {
*out_text_ = xe::to_utf16(
std::string_view(text_buffer_.data(), text_buffer_.size()));
}
text_ = std::string(text_buffer_.data(), text_buffer_.size());
cancelled_ = false;
ImGui::CloseCurrentPopup();
Close();
}
if (ImGui::Button("OK")) {
if (out_text_) {
*out_text_ = xe::to_utf16(
std::string_view(text_buffer_.data(), text_buffer_.size()));
}
text_ = std::string(text_buffer_.data(), text_buffer_.size());
cancelled_ = false;
ImGui::CloseCurrentPopup();
Close();
}
ImGui::SameLine();
if (ImGui::Button("Cancel")) {
text_ = "";
cancelled_ = true;
ImGui::CloseCurrentPopup();
Close();
}
@ -242,9 +388,10 @@ class KeyboardInputDialog : public xe::ui::ImGuiDialog {
std::string title_;
std::string description_;
std::string default_text_;
std::u16string* out_text_ = nullptr;
std::vector<char> text_buffer_;
size_t max_length_ = 0;
std::vector<char> text_buffer_;
std::string text_ = "";
bool cancelled_ = true;
};
// https://www.se7ensins.com/forums/threads/release-how-to-use-xshowkeyboardui-release.906568/
@ -257,58 +404,51 @@ dword_result_t XamShowKeyboardUI(dword_t user_index, dword_t flags,
return X_ERROR_INVALID_PARAMETER;
}
// Broadcast XN_SYS_UI = true
kernel_state()->BroadcastNotification(0x9, true);
assert_not_null(overlapped);
auto buffer_size = static_cast<size_t>(buffer_length) * 2;
X_RESULT result;
if (cvars::headless) {
// Redirect default_text back into the buffer.
std::memset(buffer, 0, buffer_length * 2);
if (default_text) {
xe::store_and_swap<std::u16string>(buffer, default_text.value());
}
// Broadcast XN_SYS_UI = false
kernel_state()->BroadcastNotification(0x9, false);
if (overlapped) {
kernel_state()->CompleteOverlappedImmediate(overlapped, X_ERROR_SUCCESS);
return X_ERROR_IO_PENDING;
} else {
auto run = [default_text, buffer, buffer_length,
buffer_size]() -> X_RESULT {
// Redirect default_text back into the buffer.
if (!default_text) {
std::memset(buffer, 0, buffer_size);
} else {
string_util::copy_and_swap_truncating(buffer, default_text.value(),
buffer_length);
}
return X_ERROR_SUCCESS;
}
}
std::u16string out_text;
auto display_window = kernel_state()->emulator()->display_window();
xe::threading::Fence fence;
display_window->loop()->PostSynchronous([&]() {
(new KeyboardInputDialog(display_window, title ? title.value() : u"",
description ? description.value() : u"",
default_text ? default_text.value() : u"",
&out_text, buffer_length))
->Then(&fence);
});
++xam_dialogs_shown_;
fence.Wait();
--xam_dialogs_shown_;
// Zero the output buffer.
std::memset(buffer, 0, buffer_length * 2);
// Truncate the string.
out_text = out_text.substr(0, buffer_length - 1);
xe::store_and_swap<std::u16string>(buffer, out_text);
// Broadcast XN_SYS_UI = false
kernel_state()->BroadcastNotification(0x9, false);
if (overlapped) {
kernel_state()->CompleteOverlappedImmediate(overlapped, X_ERROR_SUCCESS);
return X_ERROR_IO_PENDING;
};
result = xeXamDispatchHeadless(run, overlapped);
} else {
return X_ERROR_SUCCESS;
auto close = [buffer, buffer_length](KeyboardInputDialog* dialog,
uint32_t& extended_error,
uint32_t& length) -> X_RESULT {
if (dialog->cancelled()) {
extended_error = X_ERROR_CANCELLED;
length = 0;
return X_ERROR_SUCCESS;
} else {
// Zero the output buffer.
auto text = xe::to_utf16(dialog->text());
string_util::copy_and_swap_truncating(buffer, text, buffer_length);
extended_error = X_ERROR_SUCCESS;
length = 0;
return X_ERROR_SUCCESS;
}
};
auto display_window = kernel_state()->emulator()->display_window();
result = xeXamDispatchDialogEx<KeyboardInputDialog>(
new KeyboardInputDialog(
display_window, title ? xe::to_utf8(title.value()) : "",
description ? xe::to_utf8(description.value()) : "",
default_text ? xe::to_utf8(default_text.value()) : "",
buffer_length),
close, overlapped);
}
return result;
}
DECLARE_XAM_EXPORT1(XamShowKeyboardUI, kUI, kImplemented);
@ -317,19 +457,13 @@ dword_result_t XamShowDeviceSelectorUI(dword_t user_index, dword_t content_type,
qword_t total_requested,
lpdword_t device_id_ptr,
pointer_t<XAM_OVERLAPPED> overlapped) {
// NOTE: 0x00000001 is our dummy device ID from xam_content.cc
*device_id_ptr = 0x00000001;
// Broadcast XN_SYS_UI = true followed by XN_SYS_UI = false
kernel_state()->BroadcastNotification(0x9, true);
kernel_state()->BroadcastNotification(0x9, false);
if (overlapped) {
kernel_state()->CompleteOverlappedImmediate(overlapped, X_ERROR_SUCCESS);
return X_ERROR_IO_PENDING;
} else {
return X_ERROR_SUCCESS;
}
return xeXamDispatchHeadless(
[device_id_ptr]() -> X_RESULT {
// NOTE: 0x00000001 is our dummy device ID from xam_content.cc
*device_id_ptr = 0x00000001;
return X_ERROR_SUCCESS;
},
overlapped);
}
DECLARE_XAM_EXPORT1(XamShowDeviceSelectorUI, kUI, kImplemented);
@ -339,20 +473,14 @@ void XamShowDirtyDiscErrorUI(dword_t user_index) {
exit(1);
return;
}
auto display_window = kernel_state()->emulator()->display_window();
xe::threading::Fence fence;
display_window->loop()->PostSynchronous([&]() {
xe::ui::ImGuiDialog::ShowMessageBox(
display_window, "Disc Read Error",
"There's been an issue reading content from the game disc.\nThis is "
"likely caused by bad or unimplemented file IO calls.")
->Then(&fence);
});
++xam_dialogs_shown_;
fence.Wait();
--xam_dialogs_shown_;
xeXamDispatchDialog<MessageBoxDialog>(
new MessageBoxDialog(
display_window, "Disc Read Error",
"There's been an issue reading content from the game disc.\nThis is "
"likely caused by bad or unimplemented file IO calls.",
{"OK"}, 0),
[](MessageBoxDialog*) -> X_RESULT { return X_ERROR_SUCCESS; }, 0);
// This is death, and should never return.
// TODO(benvanik): cleaner exit.
exit(1);

32
src/xenia/kernel/xnotifylistener.cc
View File

@ -10,6 +10,7 @@
#include "xenia/kernel/xnotifylistener.h"
#include "xenia/base/byte_stream.h"
#include "xenia/base/logging.h"
#include "xenia/kernel/kernel_state.h"
namespace xe {
@ -20,21 +21,26 @@ XNotifyListener::XNotifyListener(KernelState* kernel_state)
XNotifyListener::~XNotifyListener() {}
void XNotifyListener::Initialize(uint64_t mask) {
void XNotifyListener::Initialize(uint64_t mask, uint32_t max_version) {
assert_false(wait_handle_);
wait_handle_ = xe::threading::Event::CreateManualResetEvent(false);
mask_ = mask;
max_version_ = max_version;
kernel_state_->RegisterNotifyListener(this);
}
void XNotifyListener::EnqueueNotification(XNotificationID id, uint32_t data) {
auto key = XNotificationKey{id};
// Ignore if the notification doesn't match our mask.
if ((mask_ & uint64_t(1ULL << (id >> 25))) == 0) {
if ((mask_ & uint64_t(1ULL << key.mask_index)) == 0) {
return;
}
// Ignore if the notification is too new.
if (key.version > max_version_) {
return;
}
auto global_lock = global_critical_region_.Acquire();
notifications_.push_back(std::pair<XNotificationID, uint32_t>(id, data));
wait_handle_->Set();
@ -60,16 +66,14 @@ bool XNotifyListener::DequeueNotification(XNotificationID* out_id,
bool XNotifyListener::DequeueNotification(XNotificationID id,
uint32_t* out_data) {
auto global_lock = global_critical_region_.Acquire();
bool dequeued = false;
if (!notifications_.size()) {
return dequeued;
return false;
}
bool dequeued = false;
for (auto it = notifications_.begin(); it != notifications_.end(); ++it) {
if (it->first != id) {
continue;
}
dequeued = true;
*out_data = it->second;
notifications_.erase(it);
@ -85,12 +89,11 @@ bool XNotifyListener::Save(ByteStream* stream) {
SaveObject(stream);
stream->Write(mask_);
stream->Write(max_version_);
stream->Write(notifications_.size());
if (notifications_.size()) {
for (auto pair : notifications_) {
stream->Write<uint32_t>(pair.first);
stream->Write<uint32_t>(pair.second);
}
for (auto pair : notifications_) {
stream->Write<uint32_t>(pair.first);
stream->Write<uint32_t>(pair.second);
}
return true;
@ -102,7 +105,10 @@ object_ref<XNotifyListener> XNotifyListener::Restore(KernelState* kernel_state,
notify->kernel_state_ = kernel_state;
notify->RestoreObject(stream);
notify->Initialize(stream->Read<uint64_t>());
auto mask = stream->Read<uint64_t>();
auto max_version = stream->Read<uint32_t>();
notify->Initialize(mask, max_version);
auto notification_count_ = stream->Read<size_t>();
for (size_t i = 0; i < notification_count_; i++) {

22
src/xenia/kernel/xnotifylistener.h
View File

@ -21,6 +21,24 @@
namespace xe {
namespace kernel {
union XNotificationKey {
struct {
uint32_t local_id : 16;
uint32_t version : 9;
uint32_t mask_index : 6;
uint32_t : 1;
};
XNotificationID id;
static constexpr XNotificationID get_id(uint8_t mask_index,
uint16_t local_id) {
XNotificationKey key = {};
key.mask_index = mask_index;
key.local_id = local_id;
return key.id;
}
};
class XNotifyListener : public XObject {
public:
static const XObject::Type kObjectType = XObject::Type::NotifyListener;
@ -29,8 +47,9 @@ class XNotifyListener : public XObject {
~XNotifyListener() override;
uint64_t mask() const { return mask_; }
uint32_t max_version() const { return max_version_; }
void Initialize(uint64_t mask);
void Initialize(uint64_t mask, uint32_t max_version);
void EnqueueNotification(XNotificationID id, uint32_t data);
bool DequeueNotification(XNotificationID* out_id, uint32_t* out_data);
@ -50,6 +69,7 @@ class XNotifyListener : public XObject {
xe::global_critical_region global_critical_region_;
std::vector<std::pair<XNotificationID, uint32_t>> notifications_;
uint64_t mask_ = 0;
uint32_t max_version_ = 0;
};
} // namespace kernel