Alex Henrie : mountmgr: Symlink WoW64 Wine ports key to regular Wine ports key.
Alexandre Julliard
julliard at winehq.org
Tue Oct 31 13:16:02 CDT 2017
Module: wine
Branch: master
Commit: c296e7de4d6d7eab56ab3ee5d8f2dc2c913ae05f
URL: http://source.winehq.org/git/wine.git/?a=commit;h=c296e7de4d6d7eab56ab3ee5d8f2dc2c913ae05f
Author: Alex Henrie <alexhenrie24 at gmail.com>
Date: Sun Oct 29 21:58:52 2017 +0100
mountmgr: Symlink WoW64 Wine ports key to regular Wine ports key.
Signed-off-by: Alex Henrie <alexhenrie24 at gmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/mountmgr.sys/device.c | 3 ++-
dlls/mountmgr.sys/mountmgr.c | 20 ++++++++++++++++++++
2 files changed, 22 insertions(+), 1 deletion(-)
diff --git a/dlls/mountmgr.sys/device.c b/dlls/mountmgr.sys/device.c
index 5101f2b..20c96d0 100644
--- a/dlls/mountmgr.sys/device.c
+++ b/dlls/mountmgr.sys/device.c
@@ -1136,7 +1136,8 @@ static void create_port_devices( DRIVER_OBJECT *driver )
}
p += 3;
- RegOpenKeyExW( HKEY_LOCAL_MACHINE, ports_keyW, 0, KEY_QUERY_VALUE, &wine_ports_key );
+ RegCreateKeyExW( HKEY_LOCAL_MACHINE, ports_keyW, 0, NULL, 0,
+ KEY_QUERY_VALUE, NULL, &wine_ports_key, NULL );
RegCreateKeyExW( HKEY_LOCAL_MACHINE, windows_ports_key_name, 0, NULL, REG_OPTION_VOLATILE,
KEY_ALL_ACCESS, NULL, &windows_ports_key, NULL );
diff --git a/dlls/mountmgr.sys/mountmgr.c b/dlls/mountmgr.sys/mountmgr.c
index 1eb0a78..b792be4 100644
--- a/dlls/mountmgr.sys/mountmgr.c
+++ b/dlls/mountmgr.sys/mountmgr.c
@@ -422,6 +422,17 @@ NTSTATUS WINAPI DriverEntry( DRIVER_OBJECT *driver, UNICODE_STRING *path )
static const WCHAR driver_serialW[] = {'\\','D','r','i','v','e','r','\\','S','e','r','i','a','l',0};
static const WCHAR driver_parallelW[] = {'\\','D','r','i','v','e','r','\\','P','a','r','a','l','l','e','l',0};
+#ifdef _WIN64
+ static const WCHAR qualified_ports_keyW[] = {'\\','R','E','G','I','S','T','R','Y','\\',
+ 'M','A','C','H','I','N','E','\\','S','o','f','t','w','a','r','e','\\',
+ 'W','i','n','e','\\','P','o','r','t','s'}; /* no null terminator */
+ static const WCHAR wow64_ports_keyW[] = {'S','o','f','t','w','a','r','e','\\',
+ 'W','o','w','6','4','3','2','N','o','d','e','\\','W','i','n','e','\\',
+ 'P','o','r','t','s',0};
+ static const WCHAR symbolic_link_valueW[] = {'S','y','m','b','o','l','i','c','L','i','n','k','V','a','l','u','e',0};
+ HKEY wow64_ports_key = NULL;
+#endif
+
UNICODE_STRING nameW, linkW;
DEVICE_OBJECT *device;
NTSTATUS status;
@@ -449,6 +460,15 @@ NTSTATUS WINAPI DriverEntry( DRIVER_OBJECT *driver, UNICODE_STRING *path )
initialize_dbus();
initialize_diskarbitration();
+#ifdef _WIN64
+ /* create a symlink so that the Wine port overrides key can be edited with 32-bit reg or regedit */
+ RegCreateKeyExW( HKEY_LOCAL_MACHINE, wow64_ports_keyW, 0, NULL, REG_OPTION_CREATE_LINK,
+ KEY_SET_VALUE, NULL, &wow64_ports_key, NULL );
+ RegSetValueExW( wow64_ports_key, symbolic_link_valueW, 0, REG_LINK,
+ (BYTE *)qualified_ports_keyW, sizeof(qualified_ports_keyW) );
+ RegCloseKey( wow64_ports_key );
+#endif
+
RtlInitUnicodeString( &nameW, driver_serialW );
IoCreateDriver( &nameW, serial_driver_entry );
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