From c3acb24297b1b4e41746ba13f7e997bbe7e0c64a Mon Sep 17 00:00:00 2001
From: "Erich E. Hoover" <erich.e.hoover@gmail.com>
Date: Sun, 27 Jul 2014 12:38:29 -0600
Subject: kernel32: Implement GetSystemTimes.

---
 dlls/kernel32/tests/time.c |   12 +++++------
 dlls/kernel32/time.c       |   51 ++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 55 insertions(+), 8 deletions(-)

diff --git a/dlls/kernel32/tests/time.c b/dlls/kernel32/tests/time.c
index dde9f5d..fe459e4 100644
--- a/dlls/kernel32/tests/time.c
+++ b/dlls/kernel32/tests/time.c
@@ -751,13 +751,13 @@ static void test_GetSystemTimes(void)
         return;
     }
 
-    todo_wine ok( pGetSystemTimes(NULL, NULL, NULL), "GetSystemTimes failed unexpectedly\n" );
+    ok( pGetSystemTimes(NULL, NULL, NULL), "GetSystemTimes failed unexpectedly\n" );
 
     memset( &idletime, 0x0, sizeof(idletime) );
     memset( &kerneltime, 0x0, sizeof(kerneltime) );
     memset( &usertime, 0x0, sizeof(usertime) );
-    todo_wine ok( pGetSystemTimes(&idletime, &kerneltime , &usertime),
-                  "GetSystemTimes failed unexpectedly\n" );
+    ok( pGetSystemTimes(&idletime, &kerneltime , &usertime),
+        "GetSystemTimes failed unexpectedly\n" );
 
     ul1.LowPart = idletime.dwLowDateTime;
     ul1.HighPart = idletime.dwHighDateTime;
@@ -801,9 +801,9 @@ static void test_GetSystemTimes(void)
     trace( "total_idletime %f total_kerneltime %f total_usertime %f \n", total_idletime,
           total_kerneltime, total_usertime );
 
-    todo_wine ok( (total_idletime - (double)ul1.QuadPart/10000000.0) < 1.0, "test idletime failed\n" );
-    todo_wine ok( (total_kerneltime - (double)ul2.QuadPart/10000000.0) < 1.0, "test kerneltime failed\n" );
-    todo_wine ok( (total_usertime - (double)ul3.QuadPart/10000000.0) < 1.0, "test usertime failed\n" );
+    ok( (total_idletime - (double)ul1.QuadPart/10000000.0) < 1.0, "test idletime failed\n" );
+    ok( (total_kerneltime - (double)ul2.QuadPart/10000000.0) < 1.0, "test kerneltime failed\n" );
+    ok( (total_usertime - (double)ul3.QuadPart/10000000.0) < 1.0, "test usertime failed\n" );
 
     HeapFree(GetProcessHeap(), 0, sppi);
 }
diff --git a/dlls/kernel32/time.c b/dlls/kernel32/time.c
index 21ac120..0100dd0 100644
--- a/dlls/kernel32/time.c
+++ b/dlls/kernel32/time.c
@@ -1090,9 +1090,56 @@ BOOL WINAPI FileTimeToDosDateTime( const FILETIME *ft, LPWORD fatdate,
  */
 BOOL WINAPI GetSystemTimes(LPFILETIME lpIdleTime, LPFILETIME lpKernelTime, LPFILETIME lpUserTime)
 {
-    FIXME("(%p,%p,%p): Stub!\n", lpIdleTime, lpKernelTime, lpUserTime);
+    LARGE_INTEGER idle_time, kernel_time, user_time;
+    SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION *sppi;
+    SYSTEM_BASIC_INFORMATION sbi;
+    NTSTATUS status;
+    ULONG ret_size;
+    int i;
+
+    TRACE("(%p,%p,%p)\n", lpIdleTime, lpKernelTime, lpUserTime);
+
+
+    status = NtQuerySystemInformation( SystemBasicInformation, &sbi, sizeof(sbi), &ret_size );
+    if (status != STATUS_SUCCESS) return FALSE;
+
+    sppi = HeapAlloc( GetProcessHeap(), 0,
+                      sizeof(SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION) * sbi.NumberOfProcessors);
 
-    return FALSE;
+
+    status = NtQuerySystemInformation(SystemProcessorPerformanceInformation, sppi, sizeof(*sppi),
+                                      &ret_size);
+    if (status != STATUS_SUCCESS)
+    {
+        HeapFree( GetProcessHeap(), 0, sppi );
+        return FALSE;
+    }
+    idle_time.QuadPart = 0;
+    kernel_time.QuadPart = 0;
+    user_time.QuadPart = 0;
+    for (i = 0; i < sbi.NumberOfProcessors; i++)
+    {
+        idle_time.QuadPart += sppi[i].IdleTime.QuadPart;
+        kernel_time.QuadPart += sppi[i].KernelTime.QuadPart;
+        user_time.QuadPart += sppi[i].UserTime.QuadPart;
+    }
+    if (lpIdleTime)
+    {
+        lpIdleTime->dwLowDateTime += idle_time.u.LowPart;
+        lpIdleTime->dwHighDateTime += idle_time.u.HighPart;
+    }
+    if (lpKernelTime)
+    {
+        lpKernelTime->dwLowDateTime += kernel_time.u.LowPart;
+        lpKernelTime->dwHighDateTime += kernel_time.u.HighPart;
+    }
+    if (lpUserTime)
+    {
+        lpUserTime->dwLowDateTime += user_time.u.LowPart;
+        lpUserTime->dwHighDateTime += user_time.u.HighPart;
+    }
+    HeapFree( GetProcessHeap(), 0, sppi );
+    return TRUE;
 }
 
 /***********************************************************************
-- 
1.7.9.5