1 files changed, 150 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/filesystem/gdk/SDL_sysfilesystem.cpp b/contrib/SDL-3.2.8/src/filesystem/gdk/SDL_sysfilesystem.cpp
new file mode 100644
index 0000000..ffafe43
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/filesystem/gdk/SDL_sysfilesystem.cpp
@@ -0,0 +1,150 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+// System dependent filesystem routines
+
+extern "C" {
+#include "../SDL_sysfilesystem.h"
+}
+
+#include "../../core/windows/SDL_windows.h"
+#include <SDL3/SDL_hints.h>
+#include <SDL3/SDL_system.h>
+#include <SDL3/SDL_filesystem.h>
+#include <XGameSaveFiles.h>
+
+char *
+SDL_SYS_GetBasePath(void)
+{
+    /* NOTE: This function is a UTF8 version of the Win32 SDL_GetBasePath()!
+     * The GDK actually _recommends_ the 'A' functions over the 'W' functions :o
+     */
+    DWORD buflen = 128;
+    CHAR *path = NULL;
+    DWORD len = 0;
+    int i;
+
+    while (true) {
+        void *ptr = SDL_realloc(path, buflen * sizeof(CHAR));
+        if (!ptr) {
+            SDL_free(path);
+            return NULL;
+        }
+
+        path = (CHAR *)ptr;
+
+        len = GetModuleFileNameA(NULL, path, buflen);
+        // if it truncated, then len >= buflen - 1
+        // if there was enough room (or failure), len < buflen - 1
+        if (len < buflen - 1) {
+            break;
+        }
+
+        // buffer too small? Try again.
+        buflen *= 2;
+    }
+
+    if (len == 0) {
+        SDL_free(path);
+        WIN_SetError("Couldn't locate our .exe");
+        return NULL;
+    }
+
+    for (i = len - 1; i > 0; i--) {
+        if (path[i] == '\\') {
+            break;
+        }
+    }
+
+    SDL_assert(i > 0);  // Should have been an absolute path.
+    path[i + 1] = '\0'; // chop off filename.
+
+    return path;
+}
+
+char *SDL_SYS_GetPrefPath(const char *org, const char *app)
+{
+    XUserHandle user = NULL;
+    XAsyncBlock block = { 0 };
+    char *folderPath;
+    HRESULT result;
+    const char *csid = SDL_GetHint("SDL_GDK_SERVICE_CONFIGURATION_ID");
+
+    if (!app) {
+        SDL_InvalidParamError("app");
+        return NULL;
+    }
+
+    // This should be set before calling SDL_GetPrefPath!
+    if (!csid) {
+        SDL_LogWarn(SDL_LOG_CATEGORY_SYSTEM, "Set SDL_GDK_SERVICE_CONFIGURATION_ID before calling SDL_GetPrefPath!");
+        return SDL_strdup("T:\\");
+    }
+
+    if (!SDL_GetGDKDefaultUser(&user)) {
+        // Error already set, just return
+        return NULL;
+    }
+
+    if (FAILED(result = XGameSaveFilesGetFolderWithUiAsync(user, csid, &block))) {
+        WIN_SetErrorFromHRESULT("XGameSaveFilesGetFolderWithUiAsync", result);
+        return NULL;
+    }
+
+    folderPath = (char*) SDL_malloc(MAX_PATH);
+    do {
+        result = XGameSaveFilesGetFolderWithUiResult(&block, MAX_PATH, folderPath);
+    } while (result == E_PENDING);
+    if (FAILED(result)) {
+        WIN_SetErrorFromHRESULT("XGameSaveFilesGetFolderWithUiResult", result);
+        SDL_free(folderPath);
+        return NULL;
+    }
+
+    /* We aren't using 'app' here because the container rules are a lot more
+     * strict than the NTFS rules, so it will most likely be invalid :(
+     */
+    SDL_strlcat(folderPath, "\\SDLPrefPath\\", MAX_PATH);
+    if (CreateDirectoryA(folderPath, NULL) == FALSE) {
+        if (GetLastError() != ERROR_ALREADY_EXISTS) {
+            WIN_SetError("CreateDirectoryA");
+            SDL_free(folderPath);
+            return NULL;
+        }
+    }
+    return folderPath;
+}
+
+// TODO
+char *SDL_SYS_GetUserFolder(SDL_Folder folder)
+{
+    SDL_Unsupported();
+    return NULL;
+}
+
+// TODO
+char *SDL_SYS_GetCurrentDirectory(void)
+{
+    SDL_Unsupported();
+    return NULL;
+}