1 files changed, 59 insertions, 0 deletions

diff --git a/private/ntos/rtl/eballoc.c b/private/ntos/rtl/eballoc.c
new file mode 100644
index 000000000..204a680b1
--- /dev/null
+++ b/private/ntos/rtl/eballoc.c
@@ -0,0 +1,59 @@
+/*++
+
+Copyright (c) 1990  Microsoft Corporation
+
+Module Name:
+
+    eballoc.c
+
+Abstract:
+
+    Process/Thread Environment Block allocation functions
+
+Author:
+
+    Steve Wood (stevewo) 10-May-1990
+
+Revision History:
+
+--*/
+
+#include "ntrtlp.h"
+#include <nturtl.h>
+
+#if defined(ALLOC_PRAGMA) && defined(NTOS_KERNEL_RUNTIME)
+#pragma alloc_text(PAGE,RtlAcquirePebLock)
+#pragma alloc_text(PAGE,RtlReleasePebLock)
+#endif
+
+typedef VOID (*PEB_LOCK_ROUTINE)(PVOID FastLock);
+
+VOID
+RtlAcquirePebLock( VOID )
+{
+    PEB_LOCK_ROUTINE LockRoutine;
+    PPEB Peb;
+
+    RTL_PAGED_CODE();
+
+    Peb = NtCurrentPeb();
+
+    LockRoutine = (PEB_LOCK_ROUTINE)Peb->FastPebLockRoutine;
+    ASSERT(LockRoutine);
+    (LockRoutine)(Peb->FastPebLock);
+}
+
+VOID
+RtlReleasePebLock( VOID )
+{
+    PEB_LOCK_ROUTINE LockRoutine;
+    PPEB Peb;
+
+    RTL_PAGED_CODE();
+
+    Peb = NtCurrentPeb();
+
+    LockRoutine = (PEB_LOCK_ROUTINE)Peb->FastPebUnlockRoutine;
+    ASSERT(LockRoutine);
+    (LockRoutine)(Peb->FastPebLock);
+}