Nikolay Sivov : ntdll: Support pinning module refcount with LdrAddRefDll() .
Alexandre Julliard
julliard at winehq.org
Fri Jan 10 14:44:51 CST 2014
Module: wine
Branch: stable
Commit: b11f882ec24f2a17f278ccb65669c927138739b5
URL: http://source.winehq.org/git/wine.git/?a=commit;h=b11f882ec24f2a17f278ccb65669c927138739b5
Author: Nikolay Sivov <nsivov at codeweavers.com>
Date: Mon Oct 14 08:07:58 2013 +0400
ntdll: Support pinning module refcount with LdrAddRefDll().
(cherry picked from commit 146ff49161fb35095ae9ac6f4c40281cd8f748f4)
---
dlls/ntdll/loader.c | 7 +++++--
include/winternl.h | 3 +++
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/dlls/ntdll/loader.c b/dlls/ntdll/loader.c
index 9642f62..5c4121f 100644
--- a/dlls/ntdll/loader.c
+++ b/dlls/ntdll/loader.c
@@ -2130,13 +2130,16 @@ NTSTATUS WINAPI LdrAddRefDll( ULONG flags, HMODULE module )
NTSTATUS ret = STATUS_SUCCESS;
WINE_MODREF *wm;
- if (flags) FIXME( "%p flags %x not implemented\n", module, flags );
+ if (flags & ~LDR_ADDREF_DLL_PIN) FIXME( "%p flags %x not implemented\n", module, flags );
RtlEnterCriticalSection( &loader_section );
if ((wm = get_modref( module )))
{
- if (wm->ldr.LoadCount != -1) wm->ldr.LoadCount++;
+ if (flags & LDR_ADDREF_DLL_PIN)
+ wm->ldr.LoadCount = -1;
+ else
+ if (wm->ldr.LoadCount != -1) wm->ldr.LoadCount++;
TRACE( "(%s) ldr.LoadCount: %d\n", debugstr_w(wm->ldr.BaseDllName.Buffer), wm->ldr.LoadCount );
}
else ret = STATUS_INVALID_PARAMETER;
diff --git a/include/winternl.h b/include/winternl.h
index 2a0537c..85aec65 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -1970,6 +1970,9 @@ typedef struct _LDR_MODULE
#define LDR_DONT_RESOLVE_REFS 0x40000000
#define LDR_WINE_INTERNAL 0x80000000
+/* flag for LdrAddRefDll */
+#define LDR_ADDREF_DLL_PIN 0x00000001
+
/* FIXME: to be checked */
#define MAXIMUM_FILENAME_LENGTH 256
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