Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/ui/ui_lib.c

Index: openssl/crypto/ui/ui_lib.c
diff --git a/openssl/crypto/ui/ui_lib.c b/openssl/crypto/ui/ui_lib.c
deleted file mode 100644
index a8abc270642a92556ec8e4061d1275bc6a6887c1..0000000000000000000000000000000000000000
--- a/openssl/crypto/ui/ui_lib.c
+++ /dev/null
@@ -1,924 +0,0 @@
-/* crypto/ui/ui_lib.c -*- mode:C; c-file-style: "eay" -*- */
-/* Written by Richard Levitte (richard@levitte.org) for the OpenSSL
- * project 2001.
- */
-/* ====================================================================
- * Copyright (c) 2001 The OpenSSL Project.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- *    software must display the following acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- *    endorse or promote products derived from this software without
- *    prior written permission. For written permission, please contact
- *    openssl-core@openssl.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- *    nor may "OpenSSL" appear in their names without prior written
- *    permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- *    acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com).  This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
- *
- */
-
-#include <string.h>
-#include "cryptlib.h"
-#include <openssl/e_os2.h>
-#include <openssl/buffer.h>
-#include <openssl/ui.h>
-#include <openssl/err.h>
-#include "ui_locl.h"
-
-IMPLEMENT_STACK_OF(UI_STRING_ST)
-
-static const UI_METHOD *default_UI_meth=NULL;
-
-UI *UI_new(void)
-	{
-	return(UI_new_method(NULL));
-	}
-
-UI *UI_new_method(const UI_METHOD *method)
-	{
-	UI *ret;
-
-	ret=(UI *)OPENSSL_malloc(sizeof(UI));
-	if (ret == NULL)
-		{
-		UIerr(UI_F_UI_NEW_METHOD,ERR_R_MALLOC_FAILURE);
-		return NULL;
-		}
-	if (method == NULL)
-		ret->meth=UI_get_default_method();
-	else
-		ret->meth=method;
-
-	ret->strings=NULL;
-	ret->user_data=NULL;
-	ret->flags=0;
-	CRYPTO_new_ex_data(CRYPTO_EX_INDEX_UI, ret, &ret->ex_data);
-	return ret;
-	}
-
-static void free_string(UI_STRING *uis)
-	{
-	if (uis->flags & OUT_STRING_FREEABLE)
-		{
-		OPENSSL_free((char *)uis->out_string);
-		switch(uis->type)
-			{
-		case UIT_BOOLEAN:
-			OPENSSL_free((char *)uis->_.boolean_data.action_desc);
-			OPENSSL_free((char *)uis->_.boolean_data.ok_chars);
-			OPENSSL_free((char *)uis->_.boolean_data.cancel_chars);
-			break;
-		default:
-			break;
-			}
-		}
-	OPENSSL_free(uis);
-	}
-
-void UI_free(UI *ui)
-	{
-	if (ui == NULL)
-		return;
-	sk_UI_STRING_pop_free(ui->strings,free_string);
-	CRYPTO_free_ex_data(CRYPTO_EX_INDEX_UI, ui, &ui->ex_data);
-	OPENSSL_free(ui);
-	}
-
-static int allocate_string_stack(UI *ui)
-	{
-	if (ui->strings == NULL)
-		{
-		ui->strings=sk_UI_STRING_new_null();
-		if (ui->strings == NULL)
-			{
-			return -1;
-			}
-		}
-	return 0;
-	}
-
-static UI_STRING *general_allocate_prompt(UI *ui, const char *prompt,
-	int prompt_freeable, enum UI_string_types type, int input_flags,
-	char *result_buf)
-	{
-	UI_STRING *ret = NULL;
-
-	if (prompt == NULL)
-		{
-		UIerr(UI_F_GENERAL_ALLOCATE_PROMPT,ERR_R_PASSED_NULL_PARAMETER);
-		}
-	else if ((type == UIT_PROMPT || type == UIT_VERIFY
-			 || type == UIT_BOOLEAN) && result_buf == NULL)
-		{
-		UIerr(UI_F_GENERAL_ALLOCATE_PROMPT,UI_R_NO_RESULT_BUFFER);
-		}
-	else if ((ret = (UI_STRING *)OPENSSL_malloc(sizeof(UI_STRING))))
-		{
-		ret->out_string=prompt;
-		ret->flags=prompt_freeable ? OUT_STRING_FREEABLE : 0;
-		ret->input_flags=input_flags;
-		ret->type=type;
-		ret->result_buf=result_buf;
-		}
-	return ret;
-	}
-
-static int general_allocate_string(UI *ui, const char *prompt,
-	int prompt_freeable, enum UI_string_types type, int input_flags,
-	char *result_buf, int minsize, int maxsize, const char *test_buf)
-	{
-	int ret = -1;
-	UI_STRING *s = general_allocate_prompt(ui, prompt, prompt_freeable,
-		type, input_flags, result_buf);
-
-	if (s)
-		{
-		if (allocate_string_stack(ui) >= 0)
-			{
-			s->_.string_data.result_minsize=minsize;
-			s->_.string_data.result_maxsize=maxsize;
-			s->_.string_data.test_buf=test_buf;
-			ret=sk_UI_STRING_push(ui->strings, s);
-			/* sk_push() returns 0 on error.  Let's addapt that */
-			if (ret <= 0) ret--;
-			}
-		else
-			free_string(s);
-		}
-	return ret;
-	}
-
-static int general_allocate_boolean(UI *ui,
-	const char *prompt, const char *action_desc,
-	const char *ok_chars, const char *cancel_chars,
-	int prompt_freeable, enum UI_string_types type, int input_flags,
-	char *result_buf)
-	{
-	int ret = -1;
-	UI_STRING *s;
-	const char *p;
-
-	if (ok_chars == NULL)
-		{
-		UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN,ERR_R_PASSED_NULL_PARAMETER);
-		}
-	else if (cancel_chars == NULL)
-		{
-		UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN,ERR_R_PASSED_NULL_PARAMETER);
-		}
-	else
-		{
-		for(p = ok_chars; *p; p++)
-			{
-			if (strchr(cancel_chars, *p))
-				{
-				UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN,
-					UI_R_COMMON_OK_AND_CANCEL_CHARACTERS);
-				}
-			}
-
-		s = general_allocate_prompt(ui, prompt, prompt_freeable,
-			type, input_flags, result_buf);
-
-		if (s)
-			{
-			if (allocate_string_stack(ui) >= 0)
-				{
-				s->_.boolean_data.action_desc = action_desc;
-				s->_.boolean_data.ok_chars = ok_chars;
-				s->_.boolean_data.cancel_chars = cancel_chars;
-				ret=sk_UI_STRING_push(ui->strings, s);
-				/* sk_push() returns 0 on error.
-				   Let's addapt that */
-				if (ret <= 0) ret--;
-				}
-			else
-				free_string(s);
-			}
-		}
-	return ret;
-	}
-
-/* Returns the index to the place in the stack or -1 for error.  Uses a
-   direct reference to the prompt.  */
-int UI_add_input_string(UI *ui, const char *prompt, int flags,
-	char *result_buf, int minsize, int maxsize)
-	{
-	return general_allocate_string(ui, prompt, 0,
-		UIT_PROMPT, flags, result_buf, minsize, maxsize, NULL);
-	}
-
-/* Same as UI_add_input_string(), excepts it takes a copy of the prompt */
-int UI_dup_input_string(UI *ui, const char *prompt, int flags,
-	char *result_buf, int minsize, int maxsize)
-	{
-	char *prompt_copy=NULL;
-
-	if (prompt)
-		{
-		prompt_copy=BUF_strdup(prompt);
-		if (prompt_copy == NULL)
-			{
-			UIerr(UI_F_UI_DUP_INPUT_STRING,ERR_R_MALLOC_FAILURE);
-			return 0;
-			}
-		}
-	
-	return general_allocate_string(ui, prompt_copy, 1,
-		UIT_PROMPT, flags, result_buf, minsize, maxsize, NULL);
-	}
-
-int UI_add_verify_string(UI *ui, const char *prompt, int flags,
-	char *result_buf, int minsize, int maxsize, const char *test_buf)
-	{
-	return general_allocate_string(ui, prompt, 0,
-		UIT_VERIFY, flags, result_buf, minsize, maxsize, test_buf);
-	}
-
-int UI_dup_verify_string(UI *ui, const char *prompt, int flags,
-	char *result_buf, int minsize, int maxsize, const char *test_buf)
-	{
-	char *prompt_copy=NULL;
-
-	if (prompt)
-		{
-		prompt_copy=BUF_strdup(prompt);
-		if (prompt_copy == NULL)
-			{
-			UIerr(UI_F_UI_DUP_VERIFY_STRING,ERR_R_MALLOC_FAILURE);
-			return -1;
-			}
-		}
-	
-	return general_allocate_string(ui, prompt_copy, 1,
-		UIT_VERIFY, flags, result_buf, minsize, maxsize, test_buf);
-	}
-
-int UI_add_input_boolean(UI *ui, const char *prompt, const char *action_desc,
-	const char *ok_chars, const char *cancel_chars,
-	int flags, char *result_buf)
-	{
-	return general_allocate_boolean(ui, prompt, action_desc,
-		ok_chars, cancel_chars, 0, UIT_BOOLEAN, flags, result_buf);
-	}
-
-int UI_dup_input_boolean(UI *ui, const char *prompt, const char *action_desc,
-	const char *ok_chars, const char *cancel_chars,
-	int flags, char *result_buf)
-	{
-	char *prompt_copy = NULL;
-	char *action_desc_copy = NULL;
-	char *ok_chars_copy = NULL;
-	char *cancel_chars_copy = NULL;
-
-	if (prompt)
-		{
-		prompt_copy=BUF_strdup(prompt);
-		if (prompt_copy == NULL)
-			{
-			UIerr(UI_F_UI_DUP_INPUT_BOOLEAN,ERR_R_MALLOC_FAILURE);
-			goto err;
-			}
-		}
-	
-	if (action_desc)
-		{
-		action_desc_copy=BUF_strdup(action_desc);
-		if (action_desc_copy == NULL)
-			{
-			UIerr(UI_F_UI_DUP_INPUT_BOOLEAN,ERR_R_MALLOC_FAILURE);
-			goto err;
-			}
-		}
-	
-	if (ok_chars)
-		{
-		ok_chars_copy=BUF_strdup(ok_chars);
-		if (ok_chars_copy == NULL)
-			{
-			UIerr(UI_F_UI_DUP_INPUT_BOOLEAN,ERR_R_MALLOC_FAILURE);
-			goto err;
-			}
-		}
-	
-	if (cancel_chars)
-		{
-		cancel_chars_copy=BUF_strdup(cancel_chars);
-		if (cancel_chars_copy == NULL)
-			{
-			UIerr(UI_F_UI_DUP_INPUT_BOOLEAN,ERR_R_MALLOC_FAILURE);
-			goto err;
-			}
-		}
-	
-	return general_allocate_boolean(ui, prompt_copy, action_desc_copy,
-		ok_chars_copy, cancel_chars_copy, 1, UIT_BOOLEAN, flags,
-		result_buf);
- err:
-	if (prompt_copy) OPENSSL_free(prompt_copy);
-	if (action_desc_copy) OPENSSL_free(action_desc_copy);
-	if (ok_chars_copy) OPENSSL_free(ok_chars_copy);
-	if (cancel_chars_copy) OPENSSL_free(cancel_chars_copy);
-	return -1;
-	}
-
-int UI_add_info_string(UI *ui, const char *text)
-	{
-	return general_allocate_string(ui, text, 0, UIT_INFO, 0, NULL, 0, 0,
-		NULL);
-	}
-
-int UI_dup_info_string(UI *ui, const char *text)
-	{
-	char *text_copy=NULL;
-
-	if (text)
-		{
-		text_copy=BUF_strdup(text);
-		if (text_copy == NULL)
-			{
-			UIerr(UI_F_UI_DUP_INFO_STRING,ERR_R_MALLOC_FAILURE);
-			return -1;
-			}
-		}
-
-	return general_allocate_string(ui, text_copy, 1, UIT_INFO, 0, NULL,
-		0, 0, NULL);
-	}
-
-int UI_add_error_string(UI *ui, const char *text)
-	{
-	return general_allocate_string(ui, text, 0, UIT_ERROR, 0, NULL, 0, 0,
-		NULL);
-	}
-
-int UI_dup_error_string(UI *ui, const char *text)
-	{
-	char *text_copy=NULL;
-
-	if (text)
-		{
-		text_copy=BUF_strdup(text);
-		if (text_copy == NULL)
-			{
-			UIerr(UI_F_UI_DUP_ERROR_STRING,ERR_R_MALLOC_FAILURE);
-			return -1;
-			}
-		}
-	return general_allocate_string(ui, text_copy, 1, UIT_ERROR, 0, NULL,
-		0, 0, NULL);
-	}
-
-char *UI_construct_prompt(UI *ui, const char *object_desc,
-	const char *object_name)
-	{
-	char *prompt = NULL;
-
-	if (ui->meth->ui_construct_prompt)
-		prompt = ui->meth->ui_construct_prompt(ui,
-			object_desc, object_name);
-	else
-		{
-		char prompt1[] = "Enter ";
-		char prompt2[] = " for ";
-		char prompt3[] = ":";
-		int len = 0;
-
-		if (object_desc == NULL)
-			return NULL;
-		len = sizeof(prompt1) - 1 + strlen(object_desc);
-		if (object_name)
-			len += sizeof(prompt2) - 1 + strlen(object_name);
-		len += sizeof(prompt3) - 1;
-
-		prompt = (char *)OPENSSL_malloc(len + 1);
-		BUF_strlcpy(prompt, prompt1, len + 1);
-		BUF_strlcat(prompt, object_desc, len + 1);
-		if (object_name)
-			{
-			BUF_strlcat(prompt, prompt2, len + 1);
-			BUF_strlcat(prompt, object_name, len + 1);
-			}
-		BUF_strlcat(prompt, prompt3, len + 1);
-		}
-	return prompt;
-	}
-
-void *UI_add_user_data(UI *ui, void *user_data)
-	{
-	void *old_data = ui->user_data;
-	ui->user_data = user_data;
-	return old_data;
-	}
-
-void *UI_get0_user_data(UI *ui)
-	{
-	return ui->user_data;
-	}
-
-const char *UI_get0_result(UI *ui, int i)
-	{
-	if (i < 0)
-		{
-		UIerr(UI_F_UI_GET0_RESULT,UI_R_INDEX_TOO_SMALL);
-		return NULL;
-		}
-	if (i >= sk_UI_STRING_num(ui->strings))
-		{
-		UIerr(UI_F_UI_GET0_RESULT,UI_R_INDEX_TOO_LARGE);
-		return NULL;
-		}
-	return UI_get0_result_string(sk_UI_STRING_value(ui->strings, i));
-	}
-
-static int print_error(const char *str, size_t len, UI *ui)
-	{
-	UI_STRING uis;
-
-	memset(&uis, 0, sizeof(uis));
-	uis.type = UIT_ERROR;
-	uis.out_string = str;
-
-	if (ui->meth->ui_write_string
-		&& !ui->meth->ui_write_string(ui, &uis))
-		return -1;
-	return 0;
-	}
-
-int UI_process(UI *ui)
-	{
-	int i, ok=0;
-
-	if (ui->meth->ui_open_session && !ui->meth->ui_open_session(ui))
-		return -1;
-
-	if (ui->flags & UI_FLAG_PRINT_ERRORS)
-		ERR_print_errors_cb(
-			(int (*)(const char *, size_t, void *))print_error,
-			(void *)ui);
-
-	for(i=0; i<sk_UI_STRING_num(ui->strings); i++)
-		{
-		if (ui->meth->ui_write_string
-			&& !ui->meth->ui_write_string(ui,
-				sk_UI_STRING_value(ui->strings, i)))
-			{
-			ok=-1;
-			goto err;
-			}
-		}
-
-	if (ui->meth->ui_flush)
-		switch(ui->meth->ui_flush(ui))
-			{
-		case -1: /* Interrupt/Cancel/something... */
-			ok = -2;
-			goto err;
-		case 0: /* Errors */
-			ok = -1;
-			goto err;
-		default: /* Success */
-			ok = 0;
-			break;
-			}
-
-	for(i=0; i<sk_UI_STRING_num(ui->strings); i++)
-		{
-		if (ui->meth->ui_read_string)
-			{
-			switch(ui->meth->ui_read_string(ui,
-				sk_UI_STRING_value(ui->strings, i)))
-				{
-			case -1: /* Interrupt/Cancel/something... */
-				ok = -2;
-				goto err;
-			case 0: /* Errors */
-				ok = -1;
-				goto err;
-			default: /* Success */
-				ok = 0;
-				break;
-				}
-			}
-		}
- err:
-	if (ui->meth->ui_close_session && !ui->meth->ui_close_session(ui))
-		return -1;
-	return ok;
-	}
-
-int UI_ctrl(UI *ui, int cmd, long i, void *p, void (*f)(void))
-	{
-	if (ui == NULL)
-		{
-		UIerr(UI_F_UI_CTRL,ERR_R_PASSED_NULL_PARAMETER);
-		return -1;
-		}
-	switch(cmd)
-		{
-	case UI_CTRL_PRINT_ERRORS:
-		{
-		int save_flag = !!(ui->flags & UI_FLAG_PRINT_ERRORS);
-		if (i)
-			ui->flags |= UI_FLAG_PRINT_ERRORS;
-		else
-			ui->flags &= ~UI_FLAG_PRINT_ERRORS;
-		return save_flag;
-		}
-	case UI_CTRL_IS_REDOABLE:
-		return !!(ui->flags & UI_FLAG_REDOABLE);
-	default:
-		break;
-		}
-	UIerr(UI_F_UI_CTRL,UI_R_UNKNOWN_CONTROL_COMMAND);
-	return -1;
-	}
-
-int UI_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
-	     CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
-        {
-	return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_UI, argl, argp,
-				new_func, dup_func, free_func);
-        }
-
-int UI_set_ex_data(UI *r, int idx, void *arg)
-	{
-	return(CRYPTO_set_ex_data(&r->ex_data,idx,arg));
-	}
-
-void *UI_get_ex_data(UI *r, int idx)
-	{
-	return(CRYPTO_get_ex_data(&r->ex_data,idx));
-	}
-
-void UI_set_default_method(const UI_METHOD *meth)
-	{
-	default_UI_meth=meth;
-	}
-
-const UI_METHOD *UI_get_default_method(void)
-	{
-	if (default_UI_meth == NULL)
-		{
-		default_UI_meth=UI_OpenSSL();
-		}
-	return default_UI_meth;
-	}
-
-const UI_METHOD *UI_get_method(UI *ui)
-	{
-	return ui->meth;
-	}
-
-const UI_METHOD *UI_set_method(UI *ui, const UI_METHOD *meth)
-	{
-	ui->meth=meth;
-	return ui->meth;
-	}
-
-
-UI_METHOD *UI_create_method(char *name)
-	{
-	UI_METHOD *ui_method = (UI_METHOD *)OPENSSL_malloc(sizeof(UI_METHOD));
-
-	if (ui_method)
-		{
-		memset(ui_method, 0, sizeof(*ui_method));
-		ui_method->name = BUF_strdup(name);
-		}
-	return ui_method;
-	}
-
-/* BIG FSCKING WARNING!!!!  If you use this on a statically allocated method
-   (that is, it hasn't been allocated using UI_create_method(), you deserve
-   anything Murphy can throw at you and more!  You have been warned. */
-void UI_destroy_method(UI_METHOD *ui_method)
-	{
-	OPENSSL_free(ui_method->name);
-	ui_method->name = NULL;
-	OPENSSL_free(ui_method);
-	}
-
-int UI_method_set_opener(UI_METHOD *method, int (*opener)(UI *ui))
-	{
-	if (method)
-		{
-		method->ui_open_session = opener;
-		return 0;
-		}
-	else
-		return -1;
-	}
-
-int UI_method_set_writer(UI_METHOD *method, int (*writer)(UI *ui, UI_STRING *uis))
-	{
-	if (method)
-		{
-		method->ui_write_string = writer;
-		return 0;
-		}
-	else
-		return -1;
-	}
-
-int UI_method_set_flusher(UI_METHOD *method, int (*flusher)(UI *ui))
-	{
-	if (method)
-		{
-		method->ui_flush = flusher;
-		return 0;
-		}
-	else
-		return -1;
-	}
-
-int UI_method_set_reader(UI_METHOD *method, int (*reader)(UI *ui, UI_STRING *uis))
-	{
-	if (method)
-		{
-		method->ui_read_string = reader;
-		return 0;
-		}
-	else
-		return -1;
-	}
-
-int UI_method_set_closer(UI_METHOD *method, int (*closer)(UI *ui))
-	{
-	if (method)
-		{
-		method->ui_close_session = closer;
-		return 0;
-		}
-	else
-		return -1;
-	}
-
-int UI_method_set_prompt_constructor(UI_METHOD *method, char *(*prompt_constructor)(UI* ui, const char* object_desc, const char* object_name))
-	{
-	if (method)
-		{
-		method->ui_construct_prompt = prompt_constructor;
-		return 0;
-		}
-	else
-		return -1;
-	}
-
-int (*UI_method_get_opener(UI_METHOD *method))(UI*)
-	{
-	if (method)
-		return method->ui_open_session;
-	else
-		return NULL;
-	}
-
-int (*UI_method_get_writer(UI_METHOD *method))(UI*,UI_STRING*)
-	{
-	if (method)
-		return method->ui_write_string;
-	else
-		return NULL;
-	}
-
-int (*UI_method_get_flusher(UI_METHOD *method))(UI*)
-	{
-	if (method)
-		return method->ui_flush;
-	else
-		return NULL;
-	}
-
-int (*UI_method_get_reader(UI_METHOD *method))(UI*,UI_STRING*)
-	{
-	if (method)
-		return method->ui_read_string;
-	else
-		return NULL;
-	}
-
-int (*UI_method_get_closer(UI_METHOD *method))(UI*)
-	{
-	if (method)
-		return method->ui_close_session;
-	else
-		return NULL;
-	}
-
-char* (*UI_method_get_prompt_constructor(UI_METHOD *method))(UI*, const char*, const char*)
-	{
-	if (method)
-		return method->ui_construct_prompt;
-	else
-		return NULL;
-	}
-
-enum UI_string_types UI_get_string_type(UI_STRING *uis)
-	{
-	if (!uis)
-		return UIT_NONE;
-	return uis->type;
-	}
-
-int UI_get_input_flags(UI_STRING *uis)
-	{
-	if (!uis)
-		return 0;
-	return uis->input_flags;
-	}
-
-const char *UI_get0_output_string(UI_STRING *uis)
-	{
-	if (!uis)
-		return NULL;
-	return uis->out_string;
-	}
-
-const char *UI_get0_action_string(UI_STRING *uis)
-	{
-	if (!uis)
-		return NULL;
-	switch(uis->type)
-		{
-	case UIT_PROMPT:
-	case UIT_BOOLEAN:
-		return uis->_.boolean_data.action_desc;
-	default:
-		return NULL;
-		}
-	}
-
-const char *UI_get0_result_string(UI_STRING *uis)
-	{
-	if (!uis)
-		return NULL;
-	switch(uis->type)
-		{
-	case UIT_PROMPT:
-	case UIT_VERIFY:
-		return uis->result_buf;
-	default:
-		return NULL;
-		}
-	}
-
-const char *UI_get0_test_string(UI_STRING *uis)
-	{
-	if (!uis)
-		return NULL;
-	switch(uis->type)
-		{
-	case UIT_VERIFY:
-		return uis->_.string_data.test_buf;
-	default:
-		return NULL;
-		}
-	}
-
-int UI_get_result_minsize(UI_STRING *uis)
-	{
-	if (!uis)
-		return -1;
-	switch(uis->type)
-		{
-	case UIT_PROMPT:
-	case UIT_VERIFY:
-		return uis->_.string_data.result_minsize;
-	default:
-		return -1;
-		}
-	}
-
-int UI_get_result_maxsize(UI_STRING *uis)
-	{
-	if (!uis)
-		return -1;
-	switch(uis->type)
-		{
-	case UIT_PROMPT:
-	case UIT_VERIFY:
-		return uis->_.string_data.result_maxsize;
-	default:
-		return -1;
-		}
-	}
-
-int UI_set_result(UI *ui, UI_STRING *uis, const char *result)
-	{
-	int l = strlen(result);
-
-	ui->flags &= ~UI_FLAG_REDOABLE;
-
-	if (!uis)
-		return -1;
-	switch (uis->type)
-		{
-	case UIT_PROMPT:
-	case UIT_VERIFY:
-		{
-		char number1[DECIMAL_SIZE(uis->_.string_data.result_minsize)+1];
-		char number2[DECIMAL_SIZE(uis->_.string_data.result_maxsize)+1];
-
-		BIO_snprintf(number1, sizeof(number1), "%d",
-			uis->_.string_data.result_minsize);
-		BIO_snprintf(number2, sizeof(number2), "%d",
-			uis->_.string_data.result_maxsize);
-
-		if (l < uis->_.string_data.result_minsize)
-			{
-			ui->flags |= UI_FLAG_REDOABLE;
-			UIerr(UI_F_UI_SET_RESULT,UI_R_RESULT_TOO_SMALL);
-			ERR_add_error_data(5,"You must type in ",
-				number1," to ",number2," characters");
-			return -1;
-			}
-		if (l > uis->_.string_data.result_maxsize)
-			{
-			ui->flags |= UI_FLAG_REDOABLE;
-			UIerr(UI_F_UI_SET_RESULT,UI_R_RESULT_TOO_LARGE);
-			ERR_add_error_data(5,"You must type in ",
-				number1," to ",number2," characters");
-			return -1;
-			}
-		}
-
-		if (!uis->result_buf)
-			{
-			UIerr(UI_F_UI_SET_RESULT,UI_R_NO_RESULT_BUFFER);
-			return -1;
-			}
-
-		BUF_strlcpy(uis->result_buf, result,
-			    uis->_.string_data.result_maxsize + 1);
-		break;
-	case UIT_BOOLEAN:
-		{
-		const char *p;
-
-		if (!uis->result_buf)
-			{
-			UIerr(UI_F_UI_SET_RESULT,UI_R_NO_RESULT_BUFFER);
-			return -1;
-			}
-
-		uis->result_buf[0] = '\0';
-		for(p = result; *p; p++)
-			{
-			if (strchr(uis->_.boolean_data.ok_chars, *p))
-				{
-				uis->result_buf[0] =
-					uis->_.boolean_data.ok_chars[0];
-				break;
-				}
-			if (strchr(uis->_.boolean_data.cancel_chars, *p))
-				{
-				uis->result_buf[0] =
-					uis->_.boolean_data.cancel_chars[0];
-				break;
-				}
-			}
-	default:
-		break;
-		}
-		}
-	return 0;
-	}