From c0bc9e446fc594ea1383103ffdffcc36b9664c61 Mon Sep 17 00:00:00 2001
From: barrybingo <millions.of.stones@gmail.com>
Date: Fri, 22 Mar 2019 22:38:59 +0000
Subject: [PATCH] Don't crash if ran on unsupported windows

---
 pplib/kerneloffsets.h | 12 +++++++-----
 pplib/pplib.cpp       |  4 +++-
 testpplib/main.cpp    |  6 ++++--
 3 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/pplib/kerneloffsets.h b/pplib/kerneloffsets.h
index e46b72d..02d6bec 100644
--- a/pplib/kerneloffsets.h
+++ b/pplib/kerneloffsets.h
@@ -31,7 +31,7 @@ public:
 	static uint64_t objecttable;
 	static uint64_t vadroot;
 
-	static void init()
+	static bool init()
 	{
 		windows_version win_ver = get_windows_version();
 
@@ -40,16 +40,18 @@ public:
 		{
 		case WINDOWS7:
 			init_win7();
-			break;
+			return true;
 		case WINDOWS8:
 			init_win8();
-			break;
+			return true;
 		case WINDOWS81:
 			init_win81();
-			break;
+			return true;
 		case WINDOWS10:
 			init_win10();
-			break;
+			return true;
+		default:
+			return false;
 		}
 	}
 
diff --git a/pplib/pplib.cpp b/pplib/pplib.cpp
index 88ddbf1..7040c51 100644
--- a/pplib/pplib.cpp
+++ b/pplib/pplib.cpp
@@ -6,9 +6,11 @@ using namespace native::structs;
 
 bool elevate_ppl()
 {
+	if (!kernel_offsets::init()) return false;
+
 	if (!init_exploit()) return false;
 
-	kernel_offsets::init();
+
 
 	execute_in_kernel([](MmGetSystemRoutineAddress_t _MmGetSystemRoutineAddress)
 	{
diff --git a/testpplib/main.cpp b/testpplib/main.cpp
index c6d0a8c..dd270b4 100644
--- a/testpplib/main.cpp
+++ b/testpplib/main.cpp
@@ -3,7 +3,9 @@
 
 int main()
 {
-	elevate_ppl();
-	MessageBoxA(NULL, "Use ProcessHacker to check PPL status", "Paused", NULL);
+	if (elevate_ppl())
+		MessageBoxA(NULL, "Use ProcessHacker to check PPL status", "Paused", NULL);
+	else
+		MessageBoxA(NULL, "Something went wrong - probably unsuported windows version", "Error", MB_ICONERROR);
 	return 0;
 }