[PATCH v2 4/5] ntoskrnl.exe: Implement KeInitializeApc.

[Derek Lesho]

Signed-off-by: Derek Lesho 
---
 dlls/ntoskrnl.exe/ntoskrnl.exe.spec |  2 +-
 dlls/ntoskrnl.exe/sync.c            | 33 +++++++++++++++++++++++++++++
 include/ddk/wdm.h                   |  7 ++++++
 3 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
index b2d7d8b9640..37ac3effad3 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+++ b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
@@ -564,7 +564,7 @@
 @ stub KeI386ReleaseLid
 @ stub KeI386SetGdtSelector
 @ stub KeIcacheFlushCount
-@ stub KeInitializeApc
+@ stdcall KeInitializeApc(ptr ptr long ptr ptr ptr long ptr)
 @ stub KeInitializeDeviceQueue
 @ stdcall KeInitializeDpc(ptr ptr ptr)
 @ stdcall KeInitializeEvent(ptr long long)
diff --git a/dlls/ntoskrnl.exe/sync.c b/dlls/ntoskrnl.exe/sync.c
index 7f19ce7571b..c67c4f01573 100644
--- a/dlls/ntoskrnl.exe/sync.c
+++ b/dlls/ntoskrnl.exe/sync.c
@@ -33,6 +33,7 @@
 #include "wine/asm.h"
 #include "wine/debug.h"
 #include "wine/heap.h"
+#include "wine/server.h"

#include "ntoskrnl_private.h"

@@ -663,6 +664,38 @@ void WINAPI KeReleaseInStackQueuedSpinLock( KLOCK_QUEUE_HANDLE *queue )
 }
 #endif

+/***********************************************************************
+ *           KeInitializeApc (NTOSKRNL.EXE.@)
+ */
+void WINAPI KeInitializeApc(PRKAPC apc, PRKTHREAD thread, KAPC_ENVIRONMENT env, PKKERNEL_ROUTINE krnl_routine,
+                            PKRUNDOWN_ROUTINE rundown_routine, PKNORMAL_ROUTINE normal_routine, KPROCESSOR_MODE apc_mode, PVOID ctx)
+{
+    TRACE("apc %p thread %p env %u krnl_routine %p rundown_routine %p normal_routine %p apc_mode %u ctx %p\n",
+           apc, thread, env, krnl_routine, rundown_routine, normal_routine, apc_mode, ctx);
+
+    if (env != OriginalApcEnvironment)
+        FIXME("Unhandled APC_ENVIRONMENT\n");
+
+    apc->Type = 18;
+    apc->Size = sizeof(*apc);
+    apc->Thread = thread;
+    apc->ApcStateIndex = env;
+    apc->KernelRoutine = krnl_routine;
+    apc->RundownRoutine = rundown_routine;
+    apc->NormalRoutine = normal_routine;
+    apc->Inserted = FALSE;
+    if (apc->NormalRoutine)
+    {
+        apc->ApcMode = apc_mode;
+        apc->NormalContext = ctx;
+    }
+    else
+    {
+        apc->ApcMode = KernelMode;
+        apc->NormalContext = NULL;
+    }
+}
+
 static KSPIN_LOCK cancel_lock;

/***********************************************************************
diff --git a/include/ddk/wdm.h b/include/ddk/wdm.h
index 176b432644a..9fcb1387012 100644
--- a/include/ddk/wdm.h
+++ b/include/ddk/wdm.h
@@ -464,6 +464,13 @@ typedef struct _DRIVER_OBJECT *PDRIVER_OBJECT;
 /* Irp definitions */
 typedef UCHAR KIRQL, *PKIRQL;
 typedef CCHAR KPROCESSOR_MODE;
+typedef enum _KAPC_ENVIRONMENT
+{
+    OriginalApcEnvironment,
+    AttachedApcEnvironment,
+    CurrentApcEnvironment,
+    InsertApcEnvironment
+} KAPC_ENVIRONMENT, *PKAPC_ENVIRONMENT;

typedef VOID (WINAPI *PDRIVER_CANCEL)(
   IN struct _DEVICE_OBJECT  *DeviceObject,