From f15f767d73c3fc267a353ea5cefb196a03dc8608 Mon Sep 17 00:00:00 2001
From: Inori <strix@struma.me>
Date: Sun, 25 Aug 2019 12:27:41 -0400
Subject: [PATCH] Add fake-api GetPrivateProfileString

---
 binding/miniffi-binding.cpp | 15 +++++++-----
 src/fake-api.cpp            | 46 +++++++++++++++++++++++++++++++++----
 src/fake-api.h              | 16 ++++++++++++-
 3 files changed, 66 insertions(+), 11 deletions(-)

diff --git a/binding/miniffi-binding.cpp b/binding/miniffi-binding.cpp
index 7c468320..37d2120d 100644
--- a/binding/miniffi-binding.cpp
+++ b/binding/miniffi-binding.cpp
@@ -69,6 +69,9 @@ MiniFFI_GetFunctionHandle(void *libhandle, const char *func)
     CAPTURE(ShowWindow);
     CAPTURE(SetWindowLong);
     CAPTURE(GetSystemMetrics);
+    CAPTURE(SetCapture);
+    CAPTURE(ReleaseCapture);
+    CAPTURE(GetPrivateProfileString);
 #endif
 #endif
     if (!libhandle) return 0;
@@ -99,7 +102,7 @@ RB_METHOD(MiniFFI_initialize)
         rb_raise(rb_eRuntimeError, SDL_GetError());
     
     
-    rb_iv_set(self, "_func", OFFT2NUM((unsigned long)hfunc));
+    rb_iv_set(self, "_func", ULONG2NUM((unsigned long)hfunc));
     rb_iv_set(self, "_funcname", func);
     rb_iv_set(self, "_libname", libname);
     
@@ -210,7 +213,7 @@ RB_METHOD(MiniFFI_call)
     VALUE func = rb_iv_get(self, "_func");
     VALUE own_imports = rb_iv_get(self, "_imports");
     VALUE own_exports = rb_iv_get(self, "_exports");
-    MINIFFI_FUNC ApiFunction = (MINIFFI_FUNC)NUM2OFFT(func);
+    MINIFFI_FUNC ApiFunction = (MINIFFI_FUNC)NUM2ULONG(func);
     VALUE args;
     int items = rb_scan_args(argc, argv, "0*", &args);
     int nimport = RARRAY_LEN(own_imports);
@@ -231,7 +234,7 @@ RB_METHOD(MiniFFI_call)
                 }
                 else if (FIXNUM_P(str))
                 {
-                    lParam = NUM2OFFT(str);
+                    lParam = NUM2ULONG(str);
                 }
                 else
                 {
@@ -246,7 +249,7 @@ RB_METHOD(MiniFFI_call)
                 break;
                 
             case _T_NUMBER: case _T_INTEGER: default:
-                lParam = NUM2OFFT(rb_ary_entry(args, i));
+                lParam = NUM2ULONG(rb_ary_entry(args, i));
                 break;
         }
         params[i] = lParam;
@@ -260,7 +263,7 @@ RB_METHOD(MiniFFI_call)
     switch (FIX2INT(own_exports))
     {
         case _T_NUMBER: case _T_INTEGER:
-            return OFFT2NUM(ret);
+            return ULONG2NUM(ret);
             
         case _T_POINTER:
             return rb_str_new2((char*)ret);
@@ -269,7 +272,7 @@ RB_METHOD(MiniFFI_call)
             return rb_bool_new(ret);
             
         case _T_VOID: default:
-            return OFFT2NUM(0);
+            return ULONG2NUM(0);
     }
 }
 
diff --git a/src/fake-api.cpp b/src/fake-api.cpp
index 2d6dd54a..d00e10f6 100644
--- a/src/fake-api.cpp
+++ b/src/fake-api.cpp
@@ -5,10 +5,13 @@
 #include <SDL_syswm.h>
 #else
 #include <map>
+#include <cstring>
+#include "iniconfig.h"
 #endif
 
 #include "sharedstate.h"
 #include "eventthread.h"
+#include "filesystem.h"
 #include "input.h"
 #include "fake-api.h"
 
@@ -296,7 +299,7 @@ MKXP_SetWindowPos(HWND hWnd,
 #ifdef __WIN32__
     SetWindowPos(hWnd, hWndInsertAfter, X, Y, cx, cy, uFlags);
 #else
-    SDL_SetWindowSize(shState->sdlWindow(), cx, cy);
+    //SDL_SetWindowSize(shState->sdlWindow(), cx, cy);
 #endif
     SDL_SetWindowPosition(shState->sdlWindow(), X, Y);
     return true;
@@ -509,12 +512,12 @@ NOP_VAL(DUMMY_VAL);
 PREFABI int
 MKXP_GetSystemMetrics(int nIndex)
 {
-    SDL_DisplayMode dm;
+    SDL_DisplayMode dm = {0};
     int rc = SDL_GetDesktopDisplayMode(
                               SDL_GetWindowDisplayIndex(shState->sdlWindow()),
                               &dm
-                                       );
-    if (rc)
+                            );
+    if (!rc)
     {
         switch (nIndex) {
             case 0:
@@ -534,5 +537,40 @@ MKXP_GetSystemMetrics(int nIndex)
     return -1;
 }
 
+PREFABI HWND
+MKXP_SetCapture(HWND hWnd)
+NOP_VAL((HWND)DUMMY_VAL);
+
+PREFABI BOOL
+MKXP_ReleaseCapture(void)
+NOP_VAL(true);
+
+PREFABI DWORD
+MKXP_GetPrivateProfileString(LPCTSTR lpAppName,
+                             LPCTSTR lpKeyName,
+                             LPCTSTR lpDefault,
+                             LPTSTR lpReturnedString,
+                             DWORD nSize,
+                             LPCTSTR lpFileName)
+{
+    char *lpFileName_normal = shState->fileSystem().normalize(lpFileName, true, false);
+    SDLRWStream iniFile(lpFileName_normal, "r");
+    delete lpFileName_normal;
+    if (iniFile)
+    {
+        INIConfiguration ic;
+        if (ic.load(iniFile.stream()))
+        {
+            std::string result = ic.getStringProperty(lpAppName, lpKeyName);
+            if (!result.empty())
+            {
+                strncpy(lpReturnedString, result.c_str(), nSize);
+                return result.length();
+            }
+        }
+    }
+    strncpy(lpReturnedString, lpDefault, nSize);
+    return strlen(lpDefault);
+}
 
 #endif
diff --git a/src/fake-api.h b/src/fake-api.h
index 554d2279..84ee0827 100644
--- a/src/fake-api.h
+++ b/src/fake-api.h
@@ -15,7 +15,7 @@
 
 #ifndef __WIN32__
 typedef unsigned int DWORD, UINT, *LPDWORD;
-typedef char BYTE, *LPCSTR, *PBYTE;
+typedef char BYTE, *LPCSTR, *LPCTSTR, *LPTSTR, *PBYTE;
 typedef short SHORT;
 typedef int LONG;
 typedef bool BOOL;
@@ -131,4 +131,18 @@ MKXP_SetWindowLong(HWND hWnd, int nIndex, LONG dwNewLong);
 PREFABI int
 MKXP_GetSystemMetrics(int nIndex);
 
+PREFABI HWND
+MKXP_SetCapture(HWND hWnd);
+
+PREFABI BOOL
+MKXP_ReleaseCapture(void);
+
+PREFABI DWORD
+MKXP_GetPrivateProfileString(LPCTSTR lpAppName,
+                             LPCTSTR lpKeyName,
+                             LPCTSTR lpDefault,
+                             LPTSTR lpReturnedString,
+                             DWORD nSize,
+                             LPCTSTR lpFileName);
+
 #endif