2 * Written by Richard Levitte (richard@levitte.org) for the OpenSSL project
5 /* ====================================================================
6 * Copyright (c) 2001 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * openssl-core@openssl.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
59 #ifndef HEADER_UI_LOCL_H
60 # define HEADER_UI_LOCL_H
62 # include <openssl/ui.h>
63 # include <openssl/crypto.h>
72 * All the functions return 1 or non-NULL for success and 0 or NULL for
76 * Open whatever channel for this, be it the console, an X window or
77 * whatever. This function should use the ex_data structure to save
80 int (*ui_open_session) (UI *ui);
81 int (*ui_write_string) (UI *ui, UI_STRING *uis);
83 * Flush the output. If a GUI dialog box is used, this function can be
84 * used to actually display it.
86 int (*ui_flush) (UI *ui);
87 int (*ui_read_string) (UI *ui, UI_STRING *uis);
88 int (*ui_close_session) (UI *ui);
90 * Construct a prompt in a user-defined manner. object_desc is a textual
91 * short description of the object, for example "pass phrase", and
92 * object_name is the name of the object (might be a card name or a file
93 * name. The returned string shall always be allocated on the heap with
94 * OPENSSL_malloc(), and need to be free'd with OPENSSL_free().
96 char *(*ui_construct_prompt) (UI *ui, const char *object_desc,
97 const char *object_name);
100 struct ui_string_st {
101 enum UI_string_types type; /* Input */
102 const char *out_string; /* Input */
103 int input_flags; /* Flags from the user */
105 * The following parameters are completely irrelevant for UIT_INFO, and
106 * can therefore be set to 0 or NULL
108 char *result_buf; /* Input and Output: If not NULL,
109 * user-defined with size in result_maxsize.
110 * Otherwise, it may be allocated by the UI
111 * routine, meaning result_minsize is going
112 * to be overwritten. */
115 int result_minsize; /* Input: minimum required size of the
117 int result_maxsize; /* Input: maximum permitted size of the
119 const char *test_buf; /* Input: test string to verify against */
122 const char *action_desc; /* Input */
123 const char *ok_chars; /* Input */
124 const char *cancel_chars; /* Input */
128 # define OUT_STRING_FREEABLE 0x01
129 int flags; /* flags for internal use */
133 const UI_METHOD *meth;
134 STACK_OF(UI_STRING) *strings; /* We might want to prompt for more than
135 * one thing at a time, and with different
138 CRYPTO_EX_DATA ex_data;
139 # define UI_FLAG_REDOABLE 0x0001
140 # define UI_FLAG_PRINT_ERRORS 0x0100