tbs: Add Tbsi_Context_Create stub.

dlls/tbs/Makefile.in

 MODULE    = tbs.dll
 
 EXTRADLLFLAGS = -mno-cygwin
+
+C_SRCS = \
+	tbs.c

dlls/tbs/tbs.c

+/*
+ * Trusted Platform Module Base Services
+ *
+ * Copyright 2021 Alex Henrie
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include "windef.h"
+#include "tbs.h"
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(tbs);
+
+TBS_RESULT WINAPI Tbsi_Context_Create(const TBS_CONTEXT_PARAMS *params, TBS_HCONTEXT *out)
+{
+    FIXME("(%p, %p) stub\n", params, out);
+    return TBS_E_TPM_NOT_FOUND;
+}

dlls/tbs/tbs.spec

@@ -3,7 +3,7 @@
 @ stub GetDeviceID
 @ stub GetDeviceIDString
 @ stub GetDeviceIDWithTimeout
-@ stub Tbsi_Context_Create
+@ stdcall Tbsi_Context_Create(ptr ptr)
 @ stub Tbsi_Create_Windows_Key
 @ stub Tbsi_FilterLog
 @ stub Tbsi_GetDeviceInfo