From c20aadac60f24e133c28120ea15117bab8b693a4 Mon Sep 17 00:00:00 2001
From: Sajid <sajidur78@gmail.com>
Date: Mon, 30 Sep 2024 14:28:00 +0600
Subject: [PATCH] Stub audio functions

---
 UnleashedRecomp/CMakeLists.txt             |  5 +++
 UnleashedRecomp/apu/audio.cpp              | 21 +++++++++++
 UnleashedRecomp/apu/audio.h                |  5 +++
 UnleashedRecomp/apu/driver/xaudio_driver.h |  1 +
 UnleashedRecomp/cpu/code_cache.cpp         |  5 +++
 UnleashedRecomp/cpu/code_cache.h           |  4 +-
 UnleashedRecomp/kernel/imports.cpp         | 43 +++++++++++-----------
 7 files changed, 62 insertions(+), 22 deletions(-)
 create mode 100644 UnleashedRecomp/apu/audio.cpp
 create mode 100644 UnleashedRecomp/apu/audio.h
 create mode 100644 UnleashedRecomp/apu/driver/xaudio_driver.h

diff --git a/UnleashedRecomp/CMakeLists.txt b/UnleashedRecomp/CMakeLists.txt
index 87e872e..bcac320 100644
--- a/UnleashedRecomp/CMakeLists.txt
+++ b/UnleashedRecomp/CMakeLists.txt
@@ -32,6 +32,10 @@ set(SWA_GPU_CXX_SOURCES
     "gpu/window.cpp"
 )
 
+set(SWA_APU_CXX_SOURCES
+    "apu/audio.cpp"
+)
+
 set(SWA_HID_CXX_SOURCES
     "hid/hid.cpp"
 )
@@ -42,6 +46,7 @@ set(SWA_CXX_SOURCES
     ${SWA_KERNEL_CXX_SOURCES}
     ${SWA_CPU_CXX_SOURCES}
     ${SWA_GPU_CXX_SOURCES}
+    ${SWA_APU_CXX_SOURCES}
     ${SWA_HID_CXX_SOURCES}
 )
 
diff --git a/UnleashedRecomp/apu/audio.cpp b/UnleashedRecomp/apu/audio.cpp
new file mode 100644
index 0000000..e0f6cc2
--- /dev/null
+++ b/UnleashedRecomp/apu/audio.cpp
@@ -0,0 +1,21 @@
+#include <stdafx.h>
+#include "audio.h"
+#include "cpu/code_cache.h"
+
+#define AUDIO_DRIVER_KEY (uint32_t)('DAUD')
+
+uint32_t XAudioRegisterRenderDriverClient(XLPDWORD callback, XLPDWORD driver)
+{
+    *driver = AUDIO_DRIVER_KEY;
+    return 0;
+}
+
+uint32_t XAudioUnregisterRenderDriverClient(DWORD driver)
+{
+    return 0;
+}
+
+uint32_t XAudioSubmitRenderDriverFrame(XLPDWORD callback, XLPDWORD driver)
+{
+    return 0;
+}
diff --git a/UnleashedRecomp/apu/audio.h b/UnleashedRecomp/apu/audio.h
new file mode 100644
index 0000000..fdf2a2a
--- /dev/null
+++ b/UnleashedRecomp/apu/audio.h
@@ -0,0 +1,5 @@
+#pragma once
+
+SWA_API uint32_t XAudioRegisterRenderDriverClient(XLPDWORD callback, XLPDWORD driver);
+SWA_API uint32_t XAudioUnregisterRenderDriverClient(DWORD driver);
+SWA_API uint32_t XAudioSubmitRenderDriverFrame(XLPDWORD callback, XLPDWORD driver);
diff --git a/UnleashedRecomp/apu/driver/xaudio_driver.h b/UnleashedRecomp/apu/driver/xaudio_driver.h
new file mode 100644
index 0000000..6f70f09
--- /dev/null
+++ b/UnleashedRecomp/apu/driver/xaudio_driver.h
@@ -0,0 +1 @@
+#pragma once
diff --git a/UnleashedRecomp/cpu/code_cache.cpp b/UnleashedRecomp/cpu/code_cache.cpp
index 630872b..39fa2e6 100644
--- a/UnleashedRecomp/cpu/code_cache.cpp
+++ b/UnleashedRecomp/cpu/code_cache.cpp
@@ -35,3 +35,8 @@ void* CodeCache::Find(uint32_t guest) const
 {
     return *reinterpret_cast<void**>(bucket + static_cast<uint64_t>(guest) * 2);
 }
+
+PPCFunc* KeFindHostFunction(uint32_t guest)
+{
+    return static_cast<PPCFunc*>(gCodeCache.Find(guest));
+}
diff --git a/UnleashedRecomp/cpu/code_cache.h b/UnleashedRecomp/cpu/code_cache.h
index 443cb6d..55a6da9 100644
--- a/UnleashedRecomp/cpu/code_cache.h
+++ b/UnleashedRecomp/cpu/code_cache.h
@@ -13,4 +13,6 @@ struct CodeCache
     void* Find(uint32_t guest) const;
 };
 
-extern CodeCache gCodeCache;
\ No newline at end of file
+PPCFunc* KeFindHostFunction(uint32_t guest);
+
+extern CodeCache gCodeCache;
diff --git a/UnleashedRecomp/kernel/imports.cpp b/UnleashedRecomp/kernel/imports.cpp
index dc826e2..e26c077 100644
--- a/UnleashedRecomp/kernel/imports.cpp
+++ b/UnleashedRecomp/kernel/imports.cpp
@@ -1,12 +1,13 @@
 #include <stdafx.h>
 #include <cpu/ppc_context.h>
 #include <cpu/guest_thread.h>
+#include <apu/audio.h>
+#include <apu/audio.h>
 #include "function.h"
 #include "xex.h"
 #include "xbox.h"
 #include "heap.h"
 #include "memory.h"
-// #include "audio.h"
 #include <memory>
 #include "xam.h"
 #include "xdm.h"
@@ -1507,26 +1508,26 @@ void XMACreateContext()
     printf("!!! STUB !!! XMACreateContext\n");
 }
 
-uint32_t XAudioRegisterRenderDriverClient(XLPDWORD callback, XLPDWORD driver)
-{
-    //printf("XAudioRegisterRenderDriverClient(): %x %x\n");
-
-    // *driver = apu::RegisterClient(callback[0], callback[1]);
-    return 0;
-}
-
-void XAudioUnregisterRenderDriverClient()
-{
-    printf("!!! STUB !!! XAudioUnregisterRenderDriverClient\n");
-}
-
-uint32_t XAudioSubmitRenderDriverFrame(uint32_t driver, void* samples)
-{
-    // printf("!!! STUB !!! XAudioSubmitRenderDriverFrame\n");
-    // apu::SubmitFrames(samples);
-
-    return 0;
-}
+//uint32_t XAudioRegisterRenderDriverClient(XLPDWORD callback, XLPDWORD driver)
+//{
+//    //printf("XAudioRegisterRenderDriverClient(): %x %x\n");
+//
+//    *driver = apu::RegisterClient(callback[0], callback[1]);
+//    return 0;
+//}
+//
+//void XAudioUnregisterRenderDriverClient()
+//{
+//    printf("!!! STUB !!! XAudioUnregisterRenderDriverClient\n");
+//}
+//
+//uint32_t XAudioSubmitRenderDriverFrame(uint32_t driver, void* samples)
+//{
+//    // printf("!!! STUB !!! XAudioSubmitRenderDriverFrame\n");
+//    apu::SubmitFrames(samples);
+//
+//    return 0;
+//}
 
 GUEST_FUNCTION_HOOK(__imp__XGetVideoMode, VdQueryVideoMode); // XGetVideoMode
 GUEST_FUNCTION_HOOK(__imp__XNotifyGetNext, XNotifyGetNext);