From d340e13effcabebb9eed2ace2e7874eff683e13d Mon Sep 17 00:00:00 2001
From: Iain Patterson <me@iain.cx>
Date: Wed, 7 May 2014 08:33:56 +0100
Subject: [PATCH] Import RegisterPowerSettingNotification().

---
 imports.cpp | 9 +++++++++
 imports.h   | 3 +++
 2 files changed, 12 insertions(+)

diff --git a/imports.cpp b/imports.cpp
index 6257131..064ba27 100644
--- a/imports.cpp
+++ b/imports.cpp
@@ -82,6 +82,15 @@ int get_imports() {
   }
   else if (error != ERROR_MOD_NOT_FOUND) return 5;
 
+  imports.user32 = get_dll(_T("user32.dll"), &error);
+  if (imports.user32) {
+    imports.RegisterPowerSettingNotification = (RegisterPowerSettingNotification_ptr) get_import(imports.user32, "RegisterPowerSettingNotification", &error);
+    if (! imports.RegisterPowerSettingNotification) {
+      if (error != ERROR_PROC_NOT_FOUND) return 9;
+    }
+  }
+  else if (error != ERROR_MOD_NOT_FOUND) return 8;
+
   return 0;
 }
 
diff --git a/imports.h b/imports.h
index 03e2df1..249eb05 100644
--- a/imports.h
+++ b/imports.h
@@ -6,15 +6,18 @@ typedef BOOL (WINAPI *SleepConditionVariableCS_ptr)(PCONDITION_VARIABLE, PCRITIC
 typedef void (WINAPI *WakeConditionVariable_ptr)(PCONDITION_VARIABLE);
 typedef BOOL (WINAPI *CreateWellKnownSid_ptr)(WELL_KNOWN_SID_TYPE, SID *, SID *, unsigned long *);
 typedef BOOL (WINAPI *IsWellKnownSid_ptr)(SID *, WELL_KNOWN_SID_TYPE);
+typedef HANDLE (WINAPI *RegisterPowerSettingNotification_ptr)(HANDLE, LPCGUID, DWORD);
 
 typedef struct {
   HMODULE kernel32;
   HMODULE advapi32;
+  HMODULE user32;
   AttachConsole_ptr AttachConsole;
   SleepConditionVariableCS_ptr SleepConditionVariableCS;
   WakeConditionVariable_ptr WakeConditionVariable;
   CreateWellKnownSid_ptr CreateWellKnownSid;
   IsWellKnownSid_ptr IsWellKnownSid;
+  RegisterPowerSettingNotification_ptr RegisterPowerSettingNotification;
 } imports_t;
 
 HMODULE get_dll(const TCHAR *, unsigned long *);
-- 
2.7.4