advapi32: Support service objects in GetNamedSecurityInfo.

dlls/advapi32/advapi32_misc.h

@@ -30,6 +30,8 @@ BOOL ADVAPI_GetComputerSid(PSID sid) DECLSPEC_HIDDEN;
 BOOL lookup_local_wellknown_name(const LSA_UNICODE_STRING*, PSID, LPDWORD, LPWSTR, LPDWORD, PSID_NAME_USE, BOOL*) DECLSPEC_HIDDEN;
 BOOL lookup_local_user_name(const LSA_UNICODE_STRING*, PSID, LPDWORD, LPWSTR, LPDWORD, PSID_NAME_USE, BOOL*) DECLSPEC_HIDDEN;
 WCHAR *SERV_dup(const char *str) DECLSPEC_HIDDEN;
+DWORD SERV_OpenSCManagerW(LPCWSTR, LPCWSTR, DWORD, SC_HANDLE*) DECLSPEC_HIDDEN;
+DWORD SERV_OpenServiceW(SC_HANDLE, LPCWSTR, DWORD, SC_HANDLE*) DECLSPEC_HIDDEN;
 NTSTATUS SERV_QueryServiceObjectSecurity(SC_HANDLE, SECURITY_INFORMATION, PSECURITY_DESCRIPTOR, DWORD, LPDWORD) DECLSPEC_HIDDEN;
 
 /* heap allocation helpers */

dlls/advapi32/security.c

@@ -423,6 +423,19 @@ static inline DWORD get_security_file( LPWSTR full_file_name, DWORD access, HAND
     return RtlNtStatusToDosError( status );
 }
 
+/* helper function for SE_SERVICE objects in [Get|Set]NamedSecurityInfo */
+static inline DWORD get_security_service( LPWSTR full_service_name, DWORD access, HANDLE *service )
+{
+    SC_HANDLE manager = 0;
+    DWORD err;
+
+    err = SERV_OpenSCManagerW( NULL, NULL, access, (SC_HANDLE *)&manager );
+    if (err == ERROR_SUCCESS)
+        err = SERV_OpenServiceW( manager, full_service_name, access, (SC_HANDLE *)service );
+    CloseServiceHandle( manager );
+    return err;
+}
+
 #define	WINE_SIZE_OF_WORLD_ACCESS_ACL	(sizeof(ACL) + sizeof(ACCESS_ALLOWED_ACE) + sizeof(sidWorld) - sizeof(DWORD))
 
 static void GetWorldAccessACL(PACL pACL)
@@ -5535,16 +5548,6 @@ DWORD WINAPI GetNamedSecurityInfoW( LPWSTR name, SE_OBJECT_TYPE type,
 
     TRACE( "%s %d %d %p %p %p %p %p\n", debugstr_w(name), type, info, owner,
            group, dacl, sacl, descriptor );
-    if (type != SE_FILE_OBJECT)
-    {
-        FIXME( "Object type %d is not currently supported.\n", type );
-        if (owner) *owner = NULL;
-        if (group) *group = NULL;
-        if (dacl) *dacl = NULL;
-        if (sacl) *sacl = NULL;
-        if (descriptor) *descriptor = NULL;
-        return ERROR_SUCCESS;
-    }
 
     /* A NULL descriptor is allowed if any one of the other pointers is not NULL */
     if (!name || !(owner||group||dacl||sacl||descriptor) ) return ERROR_INVALID_PARAMETER;
@@ -5562,11 +5565,31 @@ DWORD WINAPI GetNamedSecurityInfoW( LPWSTR name, SE_OBJECT_TYPE type,
     if (info & SACL_SECURITY_INFORMATION)
         access |= ACCESS_SYSTEM_SECURITY;
 
-    err = get_security_file( name, access, &handle);
-    if (err != ERROR_SUCCESS)
-        return err;
-    err = GetSecurityInfo( handle, type, info, owner, group, dacl, sacl, descriptor );
-    CloseHandle( handle );
+    switch (type)
+    {
+    case SE_SERVICE:
+        if (!(err = get_security_service( name, access, &handle)))
+        {
+            err = GetSecurityInfo( handle, type, info, owner, group, dacl, sacl, descriptor );
+            CloseServiceHandle( handle );
+        }
+        break;
+    case SE_FILE_OBJECT:
+        if (!(err = get_security_file( name, access, &handle)))
+        {
+            err = GetSecurityInfo( handle, type, info, owner, group, dacl, sacl, descriptor );
+            CloseHandle( handle );
+        }
+        break;
+    default:
+        FIXME( "Object type %d is not currently supported.\n", type );
+        if (owner) *owner = NULL;
+        if (group) *group = NULL;
+        if (dacl) *dacl = NULL;
+        if (sacl) *sacl = NULL;
+        if (descriptor) *descriptor = NULL;
+        return ERROR_SUCCESS;
+    }
     return err;
 }
 

dlls/advapi32/service.c

@@ -777,18 +777,17 @@ SC_HANDLE WINAPI OpenSCManagerA( LPCSTR lpMachineName, LPCSTR lpDatabaseName,
  *
  * See OpenSCManagerA.
  */
-SC_HANDLE WINAPI OpenSCManagerW( LPCWSTR lpMachineName, LPCWSTR lpDatabaseName,
-                                 DWORD dwDesiredAccess )
+DWORD SERV_OpenSCManagerW( LPCWSTR lpMachineName, LPCWSTR lpDatabaseName,
+                           DWORD dwDesiredAccess, SC_HANDLE *handle )
 {
-    SC_HANDLE handle = 0;
-    LONG r;
+    DWORD r;
 
     TRACE("(%s,%s,0x%08x)\n", debugstr_w(lpMachineName),
           debugstr_w(lpDatabaseName), dwDesiredAccess);
 
     __TRY
     {
-        r = svcctl_OpenSCManagerW(lpMachineName, lpDatabaseName, dwDesiredAccess, (SC_RPC_HANDLE *)&handle);
+        r = svcctl_OpenSCManagerW(lpMachineName, lpDatabaseName, dwDesiredAccess, (SC_RPC_HANDLE *)handle);
     }
     __EXCEPT(rpc_filter)
     {
@@ -797,12 +796,21 @@ SC_HANDLE WINAPI OpenSCManagerW( LPCWSTR lpMachineName, LPCWSTR lpDatabaseName,
     __ENDTRY
 
     if (r!=ERROR_SUCCESS)
-    {
-        SetLastError( r );
-        handle = 0;
-    }
+        *handle = 0;
+
+    TRACE("returning %p\n", *handle);
+    return r;
+}
 
-    TRACE("returning %p\n", handle);
+SC_HANDLE WINAPI OpenSCManagerW( LPCWSTR lpMachineName, LPCWSTR lpDatabaseName,
+                                 DWORD dwDesiredAccess )
+{
+    SC_HANDLE handle = 0;
+    DWORD r;
+
+    r = SERV_OpenSCManagerW(lpMachineName, lpDatabaseName, dwDesiredAccess, &handle);
+    if (r!=ERROR_SUCCESS)
+        SetLastError(r);
     return handle;
 }
 
@@ -921,23 +929,19 @@ SC_HANDLE WINAPI OpenServiceA( SC_HANDLE hSCManager, LPCSTR lpServiceName,
  *
  * See OpenServiceA.
  */
-SC_HANDLE WINAPI OpenServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
-                               DWORD dwDesiredAccess)
+DWORD SERV_OpenServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
+                         DWORD dwDesiredAccess, SC_HANDLE *handle )
 {
-    SC_HANDLE handle = 0;
     DWORD err;
 
     TRACE("%p %s %d\n", hSCManager, debugstr_w(lpServiceName), dwDesiredAccess);
 
     if (!hSCManager)
-    {
-        SetLastError( ERROR_INVALID_HANDLE );
-        return 0;
-    }
+        return ERROR_INVALID_HANDLE;
 
     __TRY
     {
-        err = svcctl_OpenServiceW(hSCManager, lpServiceName, dwDesiredAccess, (SC_RPC_HANDLE *)&handle);
+        err = svcctl_OpenServiceW(hSCManager, lpServiceName, dwDesiredAccess, (SC_RPC_HANDLE *)handle);
     }
     __EXCEPT(rpc_filter)
     {
@@ -946,12 +950,21 @@ SC_HANDLE WINAPI OpenServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
     __ENDTRY
 
     if (err != ERROR_SUCCESS)
-    {
-        SetLastError(err);
         handle = 0;
-    }
 
-    TRACE("returning %p\n",handle);
+    TRACE("returning %p\n", *handle);
+    return err;
+}
+
+SC_HANDLE WINAPI OpenServiceW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
+                               DWORD dwDesiredAccess)
+{
+    SC_HANDLE handle = 0;
+    DWORD err;
+
+    err = SERV_OpenServiceW(hSCManager, lpServiceName, dwDesiredAccess, &handle);
+    if (err != ERROR_SUCCESS)
+        SetLastError(err);
     return handle;
 }