PAD: windows sstates support

pcsx2/PAD/Windows/Global.h

@@ -17,6 +17,8 @@
 
 #pragma once
 
+#include "PAD.h"
+
 #ifdef __linux__
 // Seriously why there is no standard
 #include "stdint.h"
@@ -140,56 +142,4 @@ extern Window GSwin;
 extern HINSTANCE hInst;
 #endif
 // Needed for config screen
-void GetNameAndVersionString(wchar_t *out);
-
-typedef struct
-{
-    unsigned char controllerType;
-    unsigned short buttonStatus;
-    unsigned char rightJoyX, rightJoyY, leftJoyX, leftJoyY;
-    unsigned char moveX, moveY;
-    unsigned char reserved[91];
-} PadDataS;
-
-EXPORT_C_(void)
-PADupdate(int pad);
-EXPORT_C_(u32)
-PS2EgetLibType(void);
-EXPORT_C_(u32)
-PS2EgetLibVersion2(u32 type);
-EXPORT_C_(char *)
-PS2EgetLibName(void);
-EXPORT_C_(void)
-PADshutdown();
-EXPORT_C_(s32)
-PADinit(u32 flags);
-EXPORT_C_(s32)
-PADopen(void *pDsp);
-EXPORT_C_(void)
-PADclose();
-EXPORT_C_(u8)
-PADstartPoll(int pad);
-EXPORT_C_(u8)
-PADpoll(u8 value);
-EXPORT_C_(u32)
-PADquery();
-EXPORT_C_(void)
-PADabout();
-EXPORT_C_(s32)
-PADtest();
-EXPORT_C_(keyEvent *)
-PADkeyEvent();
-EXPORT_C_(u32)
-PADreadPort1(PadDataS *pads);
-EXPORT_C_(u32)
-PADreadPort2(PadDataS *pads);
-EXPORT_C_(void)
-PADconfigure();
-EXPORT_C_(s32)
-PADfreeze(int mode, freezeData *data);
-EXPORT_C_(s32)
-PADsetSlot(u8 port, u8 slot);
-EXPORT_C_(s32)
-PADqueryMtap(u8 port);
-EXPORT_C_(void)
-PADsetSettingsDir(const char *dir);
+void GetNameAndVersionString(wchar_t *out);

pcsx2/PAD/Windows/PAD.cpp

@@ -39,6 +39,7 @@
 #include "svnrev.h"
 #include "DualShock3.h"
 #include <timeapi.h>
+#include "Utilities/pxStreams.h"
 
 #define WMA_FORCE_UPDATE (WM_APP + 0x537)
 #define FORCE_UPDATE_WPARAM ((WPARAM)0x74328943)
@@ -1596,3 +1597,49 @@ s32 PADsetSlot(u8 port, u8 slot)
     // return pads[port][slot].enabled | !slot;
     return 1;
 }
+
+void PADDoFreezeOut(void* dest)
+{
+	freezeData fP = { 0, (s8*)dest };
+	if (PADfreeze(FREEZE_SIZE, &fP) != 0)
+		return;
+	if (!fP.size)
+		return;
+
+	Console.Indent().WriteLn("Saving PAD");
+
+	if (PADfreeze(FREEZE_SAVE, &fP) != 0)
+		throw std::runtime_error(" * PAD: Error saving state!\n");
+}
+
+
+void PADDoFreezeIn(pxInputStream& infp)
+{
+	freezeData fP = { 0, nullptr };
+	if (PADfreeze(FREEZE_SIZE, &fP) != 0)
+		fP.size = 0;
+
+	Console.Indent().WriteLn("Loading PAD");
+
+	if (!infp.IsOk() || !infp.Length())
+	{
+		// no state data to read, but PAD expects some state data?
+		// Issue a warning to console...
+		if (fP.size != 0)
+			Console.Indent().Warning("Warning: No data for PAD found. Status may be unpredictable.");
+
+		return;
+
+		// Note: Size mismatch check could also be done here on loading, but
+		// some plugins may have built-in version support for non-native formats or
+		// older versions of a different size... or could give different sizes depending
+		// on the status of the plugin when loading, so let's ignore it.
+	}
+
+	ScopedAlloc<s8> data(fP.size);
+	fP.data = data.GetPtr();
+
+	infp.Read(fP.data, fP.size);
+	if (PADfreeze(FREEZE_LOAD, &fP) != 0)
+		throw std::runtime_error(" * PAD: Error loading state!\n");
+}

pcsx2/PAD/Windows/PAD.h

@@ -38,17 +38,31 @@
 #include <queue>
 
 
-s32 PADinit();
+typedef struct
+{
+	unsigned char controllerType;
+	unsigned short buttonStatus;
+	unsigned char rightJoyX, rightJoyY, leftJoyX, leftJoyY;
+	unsigned char moveX, moveY;
+	unsigned char reserved[91];
+} PadDataS;
+
+
+void PADupdate(int pad);
 void PADshutdown();
+s32 PADinit(u32 flags);
 s32 PADopen(void* pDsp);
 void PADclose();
-u32 PADquery();
-s32 PADsetSlot(u8 port, u8 slot);
-s32 PADfreeze(int mode, freezeData* data);
 u8 PADstartPoll(int pad);
 u8 PADpoll(u8 value);
+u32 PADquery();
 keyEvent* PADkeyEvent();
-void PADupdate(int pad);
+u32 PADreadPort1(PadDataS* pads);
+u32 PADreadPort2(PadDataS* pads);
 void PADconfigure();
-//void PADDoFreezeOut(void* dest);
-//void PADDoFreezeIn(pxInputStream& infp);
+s32 PADfreeze(int mode, freezeData* data);
+s32 PADsetSlot(u8 port, u8 slot);
+s32 PADqueryMtap(u8 port);
+void PADsetSettingsDir(const char* dir);
+void PADDoFreezeOut(void* dest);
+void PADDoFreezeIn(pxInputStream& infp);