From 7343c99cfa74d7f31ff53e365787176c2d081a4e Mon Sep 17 00:00:00 2001
From: Duncan Ogilvie <mr.exodia.tpodt@gmail.com>
Date: Fri, 29 Dec 2017 17:13:13 +0100
Subject: [PATCH] add debug print functionality

---
 GleeBug/GleeBug.vcxproj         |  1 +
 GleeBug/GleeBug.vcxproj.filters |  3 +++
 GleeBug/oprintf.h               | 31 +++++++++++++++++++++++++++++++
 3 files changed, 35 insertions(+)
 create mode 100644 GleeBug/oprintf.h

diff --git a/GleeBug/GleeBug.vcxproj b/GleeBug/GleeBug.vcxproj
index 4c08e2a..3fd2d7f 100644
--- a/GleeBug/GleeBug.vcxproj
+++ b/GleeBug/GleeBug.vcxproj
@@ -195,6 +195,7 @@
     <ClInclude Include="Debugger.Thread.Registers.h" />
     <ClInclude Include="Debugger.Thread.Registers.Register.h" />
     <ClInclude Include="GleeBug.h" />
+    <ClInclude Include="oprintf.h" />
     <ClInclude Include="Static.BufferFile.h" />
     <ClInclude Include="Static.File.h" />
     <ClInclude Include="Static.Global.h" />
diff --git a/GleeBug/GleeBug.vcxproj.filters b/GleeBug/GleeBug.vcxproj.filters
index f7ffc42..d778bb0 100644
--- a/GleeBug/GleeBug.vcxproj.filters
+++ b/GleeBug/GleeBug.vcxproj.filters
@@ -190,6 +190,9 @@
     <ClInclude Include="zyan-disassembler-engine\include\Zydis\Zydis.h">
       <Filter>Header Files\Zydis</Filter>
     </ClInclude>
+    <ClInclude Include="oprintf.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="zyan-disassembler-engine\include\Zydis\Internal\GeneratedTypes.inc">
diff --git a/GleeBug/oprintf.h b/GleeBug/oprintf.h
new file mode 100644
index 0000000..0ad8d71
--- /dev/null
+++ b/GleeBug/oprintf.h
@@ -0,0 +1,31 @@
+#pragma once
+
+#include <windows.h>
+#include <stdarg.h>
+#include <stdio.h>
+
+static inline void oprintf(const char* format, ...)
+{
+    va_list args;
+    va_start(args, format);
+    static char dprintf_msg[66000];
+    *dprintf_msg = 0;
+    vsnprintf_s(dprintf_msg, sizeof(dprintf_msg), format, args);
+    if(GetConsoleWindow() == NULL)
+        AllocConsole();
+    auto hOut = GetStdHandle(STD_OUTPUT_HANDLE);
+    DWORD w;
+    WriteFile(hOut, dprintf_msg, strlen(dprintf_msg), &w, nullptr);
+}
+
+static inline void oputs(const char* text)
+{
+    oprintf("%s\n", text);
+}
+
+static inline void oprintf_args(_In_z_ _Printf_format_string_ const char* Format, va_list Args)
+{
+    char buffer[16384];
+    vsnprintf_s(buffer, _TRUNCATE, Format, Args);
+    oprintf("%s", buffer);
+}
\ No newline at end of file