Reimplement/refactor everything

Dockerfile

@@ -2,5 +2,6 @@ FROM ghcr.io/wiiu-env/devkitppc:20231112
 
 COPY --from=ghcr.io/wiiu-env/wiiupluginsystem:0.8.0-dev-20231221-ca17105 /artifacts $DEVKITPRO
 COPY --from=ghcr.io/wiiu-env/libmappedmemory:20230621 /artifacts $DEVKITPRO
+COPY --from=ghcr.io/wiiu-env/libnotifications:20230621 /artifacts $DEVKITPRO
 
 WORKDIR project

Makefile

@@ -50,7 +50,7 @@ CXXFLAGS += -DDEBUG -DVERBOSE_DEBUG -g
 CFLAGS += -DDEBUG -DVERBOSE_DEBUG -g
 endif
 
-LIBS	:= -lwups -lwut -lmappedmemory
+LIBS	:= -lwups -lwut -lnotifications -lmappedmemory
 
 #-------------------------------------------------------------------------------
 # list of directories containing libraries, this must be the top level

src/function_patches.cpp

@@ -0,0 +1,68 @@
+#include "utils/SettingsUtils.h"
+#include "utils/logger.h"
+#include <coreinit/debug.h>
+#include <coreinit/userconfig.h>
+#include <nn/acp/title.h>
+#include <string_view>
+#include <sysapp/switch.h>
+#include <sysapp/title.h>
+#include <wups/function_patching.h>
+
+DECL_FUNCTION(int32_t, ACPGetTitleMetaXmlByDevice, uint64_t titleid, ACPMetaXml *metaxml, uint32_t device) {
+    int result = real_ACPGetTitleMetaXmlByDevice(titleid, metaxml, device);
+    if (metaxml != nullptr) {
+        metaxml->region = 0xFFFFFFFF;
+    }
+    return result;
+}
+
+DECL_FUNCTION(int32_t, ACPGetLaunchMetaXml, ACPMetaXml *metaxml) {
+    int result = real_ACPGetLaunchMetaXml(metaxml);
+    if (metaxml != nullptr) {
+        metaxml->region = 0xFFFFFFFF;
+    }
+
+    return result;
+}
+
+DECL_FUNCTION(int, UCReadSysConfig, int IOHandle, int count, UCSysConfig *settings) {
+    int result = real_UCReadSysConfig(IOHandle, count, settings);
+    auto upid  = OSGetUPID();
+
+    if (!gRegionFreeValuesSetupDone || result != 0 || (upid != SYSAPP_PFID_WII_U_MENU && upid != SYSAPP_PFID_DOWNLOAD_GAME && upid != SYSAPP_PFID_EMANUAL)) {
+        return result;
+    }
+
+    if (std::string_view("cafe.language") == settings->name) {
+        DEBUG_FUNCTION_LINE_VERBOSE("UCReadSysConfig: cafe.language found!");
+        DEBUG_FUNCTION_LINE_VERBOSE("UCReadSysConfig: forcing language...");
+        DEBUG_FUNCTION_LINE("UCReadSysConfig: original lang %d, new %d", *((int *) settings->data), gCurrentLanguage);
+        *((int *) settings->data) = gCurrentLanguage;
+    } else if (std::string_view("cafe.cntry_reg") == settings->name) {
+        DEBUG_FUNCTION_LINE_VERBOSE("UCReadSysConfig: cafe.cntry_reg found!");
+        DEBUG_FUNCTION_LINE_VERBOSE("UCReadSysConfig: forcing cntry_reg...");
+        DEBUG_FUNCTION_LINE("UCReadSysConfig: original cntry_reg %d, new %d", *((int *) settings->data), gCurrentCountry);
+        *((int *) settings->data) = gCurrentCountry;
+    }
+
+    return result;
+}
+
+DECL_FUNCTION(int, MCP_GetSysProdSettings, int IOHandle, MCPSysProdSettings *settings) {
+    int result = real_MCP_GetSysProdSettings(IOHandle, settings);
+    auto upid  = OSGetUPID();
+    if (!gRegionFreeValuesSetupDone || result != 0 || (upid != SYSAPP_PFID_WII_U_MENU && upid != SYSAPP_PFID_DOWNLOAD_GAME && upid != SYSAPP_PFID_EMANUAL)) {
+        return result;
+    }
+
+    DEBUG_FUNCTION_LINE_VERBOSE("MCP_GetSysProdSettings: forcing platform region...");
+    DEBUG_FUNCTION_LINE("MCP_GetSysProdSettings: original region %d, new %d...", settings->product_area, gCurrentProductArea);
+    settings->product_area = gCurrentProductArea;
+
+    return result;
+}
+
+WUPS_MUST_REPLACE(ACPGetTitleMetaXmlByDevice, WUPS_LOADER_LIBRARY_NN_ACP, ACPGetTitleMetaXmlByDevice);
+WUPS_MUST_REPLACE(ACPGetLaunchMetaXml, WUPS_LOADER_LIBRARY_NN_ACP, ACPGetLaunchMetaXml);
+WUPS_MUST_REPLACE_FOR_PROCESS(MCP_GetSysProdSettings, WUPS_LOADER_LIBRARY_COREINIT, MCP_GetSysProdSettings, WUPS_FP_TARGET_PROCESS_ALL);
+WUPS_MUST_REPLACE_FOR_PROCESS(UCReadSysConfig, WUPS_LOADER_LIBRARY_COREINIT, UCReadSysConfig, WUPS_FP_TARGET_PROCESS_ALL);

src/function_patches.h

@@ -0,0 +1,7 @@
+#pragma once
+
+#include <coreinit/mcp.h>
+#include <coreinit/userconfig.h>
+
+extern "C" int (*real_UCReadSysConfig)(int IOHandle, int count, UCSysConfig *settings) __attribute__((section(".data")));
+extern "C" int (*real_MCP_GetSysProdSettings)(int IOHandle, MCPSysProdSettings *settings) __attribute__((section(".data")));

src/globals.cpp

@@ -1,21 +1,22 @@
 #include "globals.h"
 
+std::optional<MCPRegion> gRealRegionOpt   = {};
+std::optional<int32_t> gRealCountryOpt    = {};
+std::optional<Languages> gRealLanguageOpt = {};
+
+bool gRegionFreeValuesSetupDone = false;
+
 bool gPreferSystemSettings = DEFAULT_PREFER_SYSTEM_SETTINGS;
 bool gSkipOwnRegion        = DEFAULT_SKIP_OWN_REGION;
 bool gAutoDetection        = DEFAULT_AUTO_DETECTION_VALUE;
 
-int gForceSettingsEnabled     = 0;
-Lanuages gDefaultLanguage     = LANG_ENGLISH;
-int32_t gDefaultCountry       = 78;
-MCPRegion gDefaultProductArea = MCP_REGION_EUROPE;
-
-Lanuages gCurrentLanguage     = gDefaultLanguage;
-int32_t gCurrentCountry       = gDefaultCountry;
-MCPRegion gCurrentProductArea = gDefaultProductArea;
+Languages gCurrentLanguage    = LANG_ENGLISH;
+int32_t gCurrentCountry       = 0;
+MCPRegion gCurrentProductArea = MCP_REGION_USA;
 
-Lanuages gDefaultLangForEUR   = DEFAULT_LANG_FOR_EUR;
+Languages gDefaultLangForEUR  = DEFAULT_LANG_FOR_EUR;
 int32_t gDefaultCountryForEUR = DEFAULT_COUNTRY_FOR_EUR;
-Lanuages gDefaultLangForUSA   = DEFAULT_LANG_FOR_USA;
+Languages gDefaultLangForUSA  = DEFAULT_LANG_FOR_USA;
 int32_t gDefaultCountryForUSA = DEFAULT_COUNTRY_FOR_USA;
-Lanuages gDefaultLangForJPN   = DEFAULT_LANG_FOR_JPN;
+Languages gDefaultLangForJPN  = DEFAULT_LANG_FOR_JPN;
 int32_t gDefaultCountryForJPN = DEFAULT_COUNTRY_FOR_JPN;

src/globals.h

@@ -2,13 +2,12 @@
 
 #include "version.h"
 #include <coreinit/mcp.h>
+#include <optional>
 
-#define VERSION      "v0.2.3"
+#define VERSION      "v0.2.4"
 #define VERSION_FULL VERSION VERSION_EXTRA
 
-extern int gForceSettingsEnabled;
-
-enum Lanuages {
+enum Languages {
     LANG_JAPANESE   = 0,
     LANG_ENGLISH    = 1,
     LANG_FRANCAIS   = 2,
@@ -20,6 +19,12 @@ enum Lanuages {
     LANG_RUSSKI     = 10,
 };
 
+extern std::optional<MCPRegion> gRealRegionOpt;
+extern std::optional<int32_t> gRealCountryOpt;
+extern std::optional<Languages> gRealLanguageOpt;
+
+extern bool gRegionFreeValuesSetupDone;
+
 #define DEFAULT_AUTO_DETECTION_VALUE true
 extern bool gAutoDetection;
 
@@ -29,11 +34,7 @@ extern bool gPreferSystemSettings;
 #define DEFAULT_SKIP_OWN_REGION true
 extern bool gSkipOwnRegion;
 
-extern Lanuages gDefaultLanguage;
-extern int32_t gDefaultCountry;
-extern MCPRegion gDefaultProductArea;
-
-extern Lanuages gCurrentLanguage;
+extern Languages gCurrentLanguage;
 extern int32_t gCurrentCountry;
 extern MCPRegion gCurrentProductArea;
 
@@ -46,11 +47,11 @@ extern MCPRegion gCurrentProductArea;
 #define DEFAULT_LANG_FOR_JPN    LANG_JAPANESE
 #define DEFAULT_COUNTRY_FOR_JPN 1
 
-extern Lanuages gDefaultLangForEUR;
+extern Languages gDefaultLangForEUR;
 extern int32_t gDefaultCountryForEUR;
 
-extern Lanuages gDefaultLangForUSA;
+extern Languages gDefaultLangForUSA;
 extern int32_t gDefaultCountryForUSA;
 
-extern Lanuages gDefaultLangForJPN;
+extern Languages gDefaultLangForJPN;
 extern int32_t gDefaultCountryForJPN;