From 4d75a6c79d02aea6f85a244faae4e7ad5dc7282f Mon Sep 17 00:00:00 2001
From: Luke Usher <luke.usher@outlook.com>
Date: Sun, 28 May 2017 16:31:55 +0100
Subject: [PATCH] JSRF Hack: Prevent crash after XGetDeviceChanges

---
 src/CxbxKrnl/EmuXapi.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/CxbxKrnl/EmuXapi.cpp b/src/CxbxKrnl/EmuXapi.cpp
index 804eed60d..ca35c439f 100644
--- a/src/CxbxKrnl/EmuXapi.cpp
+++ b/src/CxbxKrnl/EmuXapi.cpp
@@ -193,6 +193,17 @@ BOOL WINAPI XTL::EMUPATCH(XGetDeviceChanges)
 
 	BOOL ret = FALSE;
 
+	// JSRF Hack: Always return no device changes
+	// Without this, JSRF hard crashes sometime after calling this function
+	// I HATE game specific hacks, but I've wasted three weeks trying to solve this already
+	// TitleID 0x49470018 = JSRF NTSC-U
+	// TitleID 0x5345000A = JSRF PAL
+	// ~Luke Usher
+	Xbe::Certificate *pCertificate = (Xbe::Certificate*)CxbxKrnl_XbeHeader->dwCertificateAddr;
+	if (pCertificate->dwTitleId == 0x49470018 || pCertificate->dwTitleId == 0x5345000A) {
+		RETURN(ret);
+	}
+
 	// If we have no connected devices, report one insertion
 	if (DeviceType->CurrentConnected == 0) {
 		*pdwInsertions = 1;