initial save data library

src/core/hle/libraries/libs.cpp

@@ -6,7 +6,7 @@
 #include "core/hle/libraries/libpad/pad.h"
 #include "core/hle/libraries/libsystemservice/system_service.h"
 #include "core/hle/libraries/libc/libc.h"
-
+#include "core/hle/libraries/libsavedata/save_data.h"
 namespace Core::Libraries {
 
 void InitHLELibs(Loader::SymbolsResolver* sym) {
@@ -17,6 +17,7 @@ void InitHLELibs(Loader::SymbolsResolver* sym) {
     LibPad::padSymbolsRegister(sym);
     LibSystemService::systemServiceSymbolsRegister(sym);
     LibC::libcSymbolsRegister(sym);
+    LibSaveData::saveDataSymbolsRegister(sym);
 }
 
 }  // namespace Core::Libraries

src/core/hle/libraries/libsavedata/save_data.cpp

@@ -0,0 +1,16 @@
+#include "save_data.h"
+
+#include <core/hle/error_codes.h>
+#include <core/hle/libraries/libs.h>
+
+#include "common/log.h"
+
+namespace Core::Libraries::LibSaveData {
+s32 sceSaveDataMount2(const SceSaveDataMount2* mount, SceSaveDataMountResult* mountResult) {
+    PRINT_DUMMY_FUNCTION_NAME();
+    return SCE_OK;
+}
+void saveDataSymbolsRegister(Loader::SymbolsResolver* sym) {
+    LIB_FUNCTION("0z45PIH+SNI", "libSceSaveData", 1, "libSceSaveData", 1, 1, sceSaveDataMount2);
+}
+}  // namespace Core::Libraries::LibSaveData

src/core/hle/libraries/libsavedata/save_data.h

@@ -0,0 +1,51 @@
+#pragma once
+
+#include <core/hle/libraries/libuserservice/libuserservice.h>
+
+#include "common/types.h"
+
+namespace Core::Loader {
+class SymbolsResolver;
+}
+
+namespace Core::Libraries::LibSaveData {
+
+constexpr int SCE_SAVE_DATA_TITLE_ID_DATA_SIZE = 10;        // Save data title ID size
+constexpr int SCE_SAVE_DATA_DIRNAME_DATA_MAXSIZE = 32;      // Maximum size for a save data directory name
+constexpr int SCE_SAVE_DATA_MOUNT_POINT_DATA_MAXSIZE = 16;  // Maximum size for a mount point name
+constexpr int SCE_SAVE_DATA_FINGERPRINT_DATA_SIZE = 65;     // Fingerprint size
+constexpr int SCE_SAVE_DATA_TITLE_MAXSIZE = 128;            // Maximum size for a save data title name (NULL-terminated, UTF-8)
+constexpr int SCE_SAVE_DATA_SUBTITLE_MAXSIZE = 128;         // Maximum size for a save data subtitle name (NULL-terminated, UTF-8)
+constexpr int SCE_SAVE_DATA_DETAIL_MAXSIZE = 1024;          // Maximum size for save data detailed information (NULL-terminated, UTF-8)
+
+struct SceSaveDataDirName {
+    char data[SCE_SAVE_DATA_DIRNAME_DATA_MAXSIZE];
+};
+
+struct SceSaveDataMountPoint {
+    char data[SCE_SAVE_DATA_MOUNT_POINT_DATA_MAXSIZE];
+};
+struct SceSaveDataMount2 {
+    Core::Libraries::LibUserService::SceUserServiceUserId userId;
+    s32 padding;
+    const SceSaveDataDirName* dirName;
+    u64 blocks;
+    u32 mountMode;
+    u08 reserved[32];
+    s32 padding2;
+};
+
+struct SceSaveDataMountResult {
+    SceSaveDataMountPoint mountPoint;
+    u64 requiredBlocks;
+    u32 unused;
+    u32 mountStatus;
+    u08 reserved[28];
+    s32 padding;
+};
+
+s32 sceSaveDataMount2(const SceSaveDataMount2* mount, SceSaveDataMountResult* mountResult);
+
+void saveDataSymbolsRegister(Loader::SymbolsResolver* sym);
+
+}  // namespace Core::Libraries::LibSaveData