cryptui: Add header.
diff --git a/include/cryptuiapi.h b/include/cryptuiapi.h
new file mode 100644
index 0000000..1065d08
--- /dev/null
+++ b/include/cryptuiapi.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2008 Juan Lang
+ *
+ * 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
+ */
+#ifndef __CRYPTUIAPI_H__
+#define __CRYPTUIAPI_H__
+
+#include <wintrust.h>
+#include <wincrypt.h>
+#include <prsht.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <pshpack8.h>
+
+BOOL WINAPI CryptUIDlgViewContext(DWORD dwContextType, LPVOID pvContext,
+ HWND hwnd, LPCWSTR pwszTitle, DWORD dwFlags, LPVOID pvReserved);
+
+/* Values for dwDontUseColumn */
+#define CRYPTUI_SELECT_ISSUEDTO_COLUMN     0x00000001
+#define CRYPTUI_SELECT_ISSUEDBY_COLUMN     0x00000002
+#define CRYPTUI_SELECT_INTENDEDUSE_COLUMN  0x00000004
+#define CRYPTUI_SELECT_FRIENDLYNAME_COLUMN 0x00000008
+#define CRYPTUI_SELECT_LOCATION_COLUMN     0x00000010
+#define CRYPTUI_SELECT_EXPIRATION_COLUMN   0x00000020
+
+PCCERT_CONTEXT WINAPI CryptUIDlgSelectCertificateFromStore(
+ HCERTSTORE hCertStore, HWND hwnd, LPCWSTR pwszTitle, LPCWSTR pwszDisplayString,
+ DWORD dwDontUseColumn, DWORD dwFlags, LPVOID pvReserved);
+
+#include <poppack.h>
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif