Latest update.

apps/apps_ui.h

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+/*
+ * Copyright 2018 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#ifndef HEADER_APPS_UI_H
+# define HEADER_APPS_UI_H
+
+
+# define PW_MIN_LENGTH 4
+typedef struct pw_cb_data {
+    const void *password;
+    const char *prompt_info;
+} PW_CB_DATA;
+
+int password_callback(char *buf, int bufsiz, int verify, PW_CB_DATA *cb_data);
+
+int setup_ui_method(void);
+void destroy_ui_method(void);
+const UI_METHOD *get_ui_method(void);
+
+extern BIO *bio_err;
+
+#endif