From e651147c53fed3b594082ada984b8741e9a9fb4b Mon Sep 17 00:00:00 2001
From: Gauvain 'GovanifY' Roussel-Tarbouriech <gauvain@govanify.com>
Date: Mon, 1 Mar 2021 11:15:59 +0100
Subject: [PATCH] IPC: add SaveState

---
 pcsx2/IPC.cpp | 11 +++++++++++
 pcsx2/IPC.h   |  1 +
 2 files changed, 12 insertions(+)

diff --git a/pcsx2/IPC.cpp b/pcsx2/IPC.cpp
index aaa0d8f455..0635472d25 100644
--- a/pcsx2/IPC.cpp
+++ b/pcsx2/IPC.cpp
@@ -36,6 +36,7 @@
 
 #include "Common.h"
 #include "Memory.h"
+#include "gui/AppSaveStates.h"
 #include "System/SysThreads.h"
 #include "svnrev.h"
 #include "IPC.h"
@@ -390,6 +391,16 @@ SocketIPC::IPCBuffer SocketIPC::ParseCommand(char* buf, char* ret_buffer, u32 bu
 				ret_cnt += 256;
 				break;
 			}
+			case MsgSaveState:
+			{
+				if (!m_vm->HasActiveMachine())
+					goto error;
+				if (!SafetyChecks(buf_cnt, 1, ret_cnt, 0, buf_size))
+					goto error;
+				StateCopy_SaveToSlot(FromArray<u8>(&buf[buf_cnt], 0));
+				buf_cnt += 1;
+				break;
+			}
 			default:
 			{
 			error:
diff --git a/pcsx2/IPC.h b/pcsx2/IPC.h
index 8c2306d939..2529319795 100644
--- a/pcsx2/IPC.h
+++ b/pcsx2/IPC.h
@@ -92,6 +92,7 @@ protected:
 		MsgWrite32 = 6,         /**< Write 32 bit value to memory. */
 		MsgWrite64 = 7,         /**< Write 64 bit value to memory. */
 		MsgVersion = 8,         /**< Returns PCSX2 version. */
+		MsgSaveState = 9,       /**< Saves a savestate. */
 		MsgUnimplemented = 0xFF /**< Unimplemented IPC message. */
 	};