1 files changed, 294 insertions, 0 deletions
diff --git a/src/core/hle/service/cmif_types.h b/src/core/hle/service/cmif_types.h
new file mode 100644
index 000000000..2610c49f3
--- /dev/null
+++ b/src/core/hle/service/cmif_types.h
@@ -0,0 +1,294 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <memory>
+
+#include "common/common_funcs.h"
+#include "common/common_types.h"
+#include "core/hle/service/hle_ipc.h"
+
+namespace Service {
+
+// clang-format off
+template <typename T>
+class Out {
+public:
+    using Type = T;
+
+    /* implicit */ Out(Type& t) : raw(&t) {}
+    ~Out() = default;
+
+    Type* Get() const {
+        return raw;
+    }
+
+    Type& operator*() {
+        return *raw;
+    }
+
+private:
+    Type* raw;
+};
+
+template <typename T>
+using SharedPointer = std::shared_ptr<T>;
+
+struct ClientProcessId {
+    explicit operator bool() const {
+        return pid != 0;
+    }
+
+    const u64& operator*() const {
+        return pid;
+    }
+
+    u64 pid;
+};
+
+struct ProcessId {
+    explicit operator bool() const {
+        return pid != 0;
+    }
+
+    const u64& operator*() const {
+        return pid;
+    }
+
+    u64 pid;
+};
+
+using ClientAppletResourceUserId = ClientProcessId;
+using AppletResourceUserId = ProcessId;
+
+template <typename T>
+class InCopyHandle {
+public:
+    using Type = T;
+
+    /* implicit */ InCopyHandle(Type* t) : raw(t) {}
+    /* implicit */ InCopyHandle() : raw() {}
+    ~InCopyHandle() = default;
+
+    InCopyHandle& operator=(Type* rhs) {
+        raw = rhs;
+        return *this;
+    }
+
+    Type* Get() const {
+        return raw;
+    }
+
+    Type& operator*() const {
+        return *raw;
+    }
+
+    Type* operator->() const {
+        return raw;
+    }
+
+    explicit operator bool() const {
+        return raw != nullptr;
+    }
+
+private:
+    Type* raw;
+};
+
+template <typename T>
+class OutCopyHandle {
+public:
+    using Type = T*;
+
+    /* implicit */ OutCopyHandle(Type& t) : raw(&t) {}
+    ~OutCopyHandle() = default;
+
+    Type* Get() const {
+        return raw;
+    }
+
+    Type& operator*() {
+        return *raw;
+    }
+
+private:
+    Type* raw;
+};
+
+template <typename T>
+class OutMoveHandle {
+public:
+    using Type = T*;
+
+    /* implicit */ OutMoveHandle(Type& t) : raw(&t) {}
+    ~OutMoveHandle() = default;
+
+    Type* Get() const {
+        return raw;
+    }
+
+    Type& operator*() {
+        return *raw;
+    }
+
+private:
+    Type* raw;
+};
+
+enum BufferAttr : int {
+    BufferAttr_In = (1U << 0),
+    BufferAttr_Out = (1U << 1),
+    BufferAttr_HipcMapAlias = (1U << 2),
+    BufferAttr_HipcPointer = (1U << 3),
+    BufferAttr_FixedSize = (1U << 4),
+    BufferAttr_HipcAutoSelect = (1U << 5),
+    BufferAttr_HipcMapTransferAllowsNonSecure = (1U << 6),
+    BufferAttr_HipcMapTransferAllowsNonDevice = (1U << 7),
+};
+
+template <typename T, int A>
+struct Buffer : public std::span<T> {
+    static_assert(std::is_trivially_copyable_v<T>, "Buffer type must be trivially copyable");
+    static_assert((A & BufferAttr_FixedSize) == 0, "Buffer attr must not contain FixedSize");
+    static_assert(((A & BufferAttr_In) == 0) ^ ((A & BufferAttr_Out) == 0), "Buffer attr must be In or Out");
+    static constexpr BufferAttr Attr = static_cast<BufferAttr>(A);
+    using Type = T;
+
+    /* implicit */ Buffer(const std::span<T>& rhs) : std::span<T>(rhs) {}
+    /* implicit */ Buffer() = default;
+
+    Buffer& operator=(const std::span<T>& rhs) {
+        std::span<T>::operator=(rhs);
+        return *this;
+    }
+
+    T& operator*() const {
+        return *this->data();
+    }
+
+    explicit operator bool() const {
+        return this->size() > 0;
+    }
+};
+
+template <BufferAttr A>
+using InBuffer = Buffer<const u8, BufferAttr_In | A>;
+
+template <typename T, BufferAttr A>
+using InArray = Buffer<T, BufferAttr_In | A>;
+
+template <BufferAttr A>
+using OutBuffer = Buffer<u8, BufferAttr_Out | A>;
+
+template <typename T, BufferAttr A>
+using OutArray = Buffer<T, BufferAttr_Out | A>;
+
+template <typename T, int A>
+struct LargeData : public T {
+    static_assert(std::is_trivially_copyable_v<T>, "LargeData type must be trivially copyable");
+    static_assert((A & BufferAttr_FixedSize) != 0, "LargeData attr must contain FixedSize");
+    static_assert(((A & BufferAttr_In) == 0) ^ ((A & BufferAttr_Out) == 0), "LargeData attr must be In or Out");
+    static constexpr BufferAttr Attr = static_cast<BufferAttr>(A);
+    using Type = T;
+
+    /* implicit */ LargeData(const T& rhs) : T(rhs) {}
+    /* implicit */ LargeData() = default;
+};
+
+template <typename T, BufferAttr A>
+using InLargeData = LargeData<T, BufferAttr_FixedSize | BufferAttr_In | A>;
+
+template <typename T, BufferAttr A>
+using OutLargeData = LargeData<T, BufferAttr_FixedSize | BufferAttr_Out | A>;
+
+template <typename T>
+struct RemoveOut {
+    using Type = std::remove_reference_t<T>;
+};
+
+template <typename T>
+struct RemoveOut<Out<T>> {
+    using Type = typename Out<T>::Type;
+};
+
+template <typename T>
+struct RemoveOut<OutCopyHandle<T>> {
+    using Type = typename OutCopyHandle<T>::Type;
+};
+
+template <typename T>
+struct RemoveOut<OutMoveHandle<T>> {
+    using Type = typename OutMoveHandle<T>::Type;
+};
+
+enum class ArgumentType {
+    InProcessId,
+    InData,
+    InInterface,
+    InCopyHandle,
+    OutData,
+    OutInterface,
+    OutCopyHandle,
+    OutMoveHandle,
+    InBuffer,
+    InLargeData,
+    OutBuffer,
+    OutLargeData,
+};
+
+template <typename T>
+struct ArgumentTraits;
+
+template <>
+struct ArgumentTraits<ClientProcessId> {
+    static constexpr ArgumentType Type = ArgumentType::InProcessId;
+};
+
+template <typename T>
+struct ArgumentTraits<SharedPointer<T>> {
+    static constexpr ArgumentType Type = ArgumentType::InInterface;
+};
+
+template <typename T>
+struct ArgumentTraits<InCopyHandle<T>> {
+    static constexpr ArgumentType Type = ArgumentType::InCopyHandle;
+};
+
+template <typename T>
+struct ArgumentTraits<Out<SharedPointer<T>>> {
+    static constexpr ArgumentType Type = ArgumentType::OutInterface;
+};
+
+template <typename T>
+struct ArgumentTraits<Out<T>> {
+    static constexpr ArgumentType Type = ArgumentType::OutData;
+};
+
+template <typename T>
+struct ArgumentTraits<OutCopyHandle<T>> {
+    static constexpr ArgumentType Type = ArgumentType::OutCopyHandle;
+};
+
+template <typename T>
+struct ArgumentTraits<OutMoveHandle<T>> {
+    static constexpr ArgumentType Type = ArgumentType::OutMoveHandle;
+};
+
+template <typename T, int A>
+struct ArgumentTraits<Buffer<T, A>> {
+    static constexpr ArgumentType Type = (A & BufferAttr_In) == 0 ? ArgumentType::OutBuffer : ArgumentType::InBuffer;
+};
+
+template <typename T, int A>
+struct ArgumentTraits<LargeData<T, A>> {
+    static constexpr ArgumentType Type = (A & BufferAttr_In) == 0 ? ArgumentType::OutLargeData : ArgumentType::InLargeData;
+};
+
+template <typename T>
+struct ArgumentTraits {
+    static constexpr ArgumentType Type = ArgumentType::InData;
+};
+// clang-format on
+
+} // namespace Service