From b5dac5f525e8d5884506ebd98a530e237b518480 Mon Sep 17 00:00:00 2001
From: german77 <juangerman-13@hotmail.com>
Date: Sun, 7 Jan 2024 09:05:12 -0600
Subject: service: hid: Create abstracted pad structure

---
 .../abstracted_pad/abstract_pad_holder.cpp         | 99 ++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 src/hid_core/resources/abstracted_pad/abstract_pad_holder.cpp

(limited to 'src/hid_core/resources/abstracted_pad/abstract_pad_holder.cpp')

diff --git a/src/hid_core/resources/abstracted_pad/abstract_pad_holder.cpp b/src/hid_core/resources/abstracted_pad/abstract_pad_holder.cpp
new file mode 100644
index 000000000..8334dc34f
--- /dev/null
+++ b/src/hid_core/resources/abstracted_pad/abstract_pad_holder.cpp
@@ -0,0 +1,99 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "hid_core/hid_result.h"
+#include "hid_core/resources/abstracted_pad/abstract_pad_holder.h"
+#include "hid_core/resources/npad/npad_types.h"
+
+namespace Service::HID {
+
+Result NpadAbstractedPadHolder::RegisterAbstractPad(IAbstractedPad* abstracted_pad) {
+    if (list_size >= assignment_list.size()) {
+        return ResultNpadIsNotProController;
+    }
+
+    for (std::size_t i = 0; i < list_size; i++) {
+        if (assignment_list[i].device_type == abstracted_pad->device_type) {
+            return ResultNpadIsNotProController;
+        }
+    }
+
+    assignment_list[list_size] = {
+        .abstracted_pad = abstracted_pad,
+        .device_type = abstracted_pad->device_type,
+        .interface_type = abstracted_pad->interface_type,
+        .controller_id = abstracted_pad->controller_id,
+    };
+
+    list_size++;
+    return ResultSuccess;
+}
+
+void NpadAbstractedPadHolder::RemoveAbstractPadByControllerId(u64 controller_id) {
+    if (list_size == 0) {
+        return;
+    }
+    if (controller_id == 0) {
+        return;
+    }
+    for (std::size_t i = 0; i < list_size; i++) {
+        if (assignment_list[i].controller_id != controller_id) {
+            continue;
+        }
+        for (std::size_t e = i + 1; e < list_size; e++) {
+            assignment_list[e - 1] = assignment_list[e];
+        }
+        list_size--;
+        return;
+    }
+}
+
+void NpadAbstractedPadHolder::DetachAbstractedPad() {
+    while (list_size > 0) {
+        for (std::size_t i = 1; i < list_size; i++) {
+            assignment_list[i - 1] = assignment_list[i];
+        }
+        list_size--;
+    }
+}
+
+u64 NpadAbstractedPadHolder::RemoveAbstractPadByAssignmentStyle(
+    Service::HID::AssignmentStyle assignment_style) {
+    for (std::size_t i = 0; i < list_size; i++) {
+        if ((assignment_style.raw & assignment_list[i].abstracted_pad->assignment_style.raw) == 0) {
+            continue;
+        }
+        for (std::size_t e = i + 1; e < list_size; e++) {
+            assignment_list[e - 1] = assignment_list[e];
+        }
+        list_size--;
+        return list_size;
+    }
+    return list_size;
+}
+
+u32 NpadAbstractedPadHolder::GetAbstractedPads(std::span<IAbstractedPad*> list) const {
+    u32 num_elements = std::min(static_cast<u32>(list.size()), list_size);
+    for (std::size_t i = 0; i < num_elements; i++) {
+        list[i] = assignment_list[i].abstracted_pad;
+    }
+    return num_elements;
+}
+
+void NpadAbstractedPadHolder::SetAssignmentMode(const NpadJoyAssignmentMode& mode) {
+    assignment_mode = mode;
+}
+
+NpadJoyAssignmentMode NpadAbstractedPadHolder::GetAssignmentMode() const {
+    return assignment_mode;
+}
+
+std::size_t NpadAbstractedPadHolder::GetStyleIndexList(
+    std::span<Core::HID::NpadStyleIndex> list) const {
+    for (std::size_t i = 0; i < list_size; i++) {
+        list[i] = assignment_list[i].device_type;
+    }
+    return list_size;
+}
+
+} // namespace Service::HID
-- 
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