879 lines
25 KiB
C
879 lines
25 KiB
C
/* crypto/ui/ui_lib.c */
|
|
/*
|
|
* 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 != NULL) {
|
|
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 != '\0'; p++) {
|
|
if (strchr(cancel_chars, *p) != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL) {
|
|
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 != NULL)
|
|
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 != NULL)
|
|
len += sizeof(prompt2) - 1 + strlen(object_name);
|
|
len += sizeof(prompt3) - 1;
|
|
|
|
prompt = (char *)OPENSSL_malloc(len + 1);
|
|
if (prompt == NULL)
|
|
return NULL;
|
|
BUF_strlcpy(prompt, prompt1, len + 1);
|
|
BUF_strlcat(prompt, object_desc, len + 1);
|
|
if (object_name != NULL) {
|
|
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 != NULL
|
|
&& ui->meth->ui_write_string(ui, &uis) <= 0)
|
|
return -1;
|
|
return 0;
|
|
}
|
|
|
|
int UI_process(UI *ui)
|
|
{
|
|
int i, ok = 0;
|
|
|
|
if (ui->meth->ui_open_session != NULL
|
|
&& ui->meth->ui_open_session(ui) <= 0) {
|
|
ok = -1;
|
|
goto err;
|
|
}
|
|
|
|
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 != NULL
|
|
&& (ui->meth->ui_write_string(ui,
|
|
sk_UI_STRING_value(ui->strings, i))
|
|
<= 0))
|
|
{
|
|
ok = -1;
|
|
goto err;
|
|
}
|
|
}
|
|
|
|
if (ui->meth->ui_flush != NULL)
|
|
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 != NULL) {
|
|
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 != NULL
|
|
&& ui->meth->ui_close_session(ui) <= 0)
|
|
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 != NULL) {
|
|
method->ui_open_session = opener;
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int UI_method_set_writer(UI_METHOD *method,
|
|
int (*writer) (UI *ui, UI_STRING *uis))
|
|
{
|
|
if (method != NULL) {
|
|
method->ui_write_string = writer;
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int UI_method_set_flusher(UI_METHOD *method, int (*flusher) (UI *ui))
|
|
{
|
|
if (method != NULL) {
|
|
method->ui_flush = flusher;
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int UI_method_set_reader(UI_METHOD *method,
|
|
int (*reader) (UI *ui, UI_STRING *uis))
|
|
{
|
|
if (method != NULL) {
|
|
method->ui_read_string = reader;
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int UI_method_set_closer(UI_METHOD *method, int (*closer) (UI *ui))
|
|
{
|
|
if (method != NULL) {
|
|
method->ui_close_session = closer;
|
|
return 0;
|
|
}
|
|
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 != NULL) {
|
|
method->ui_construct_prompt = prompt_constructor;
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
int (*UI_method_get_opener(UI_METHOD *method)) (UI *)
|
|
{
|
|
if (method != NULL)
|
|
return method->ui_open_session;
|
|
return NULL;
|
|
}
|
|
|
|
int (*UI_method_get_writer(UI_METHOD *method)) (UI *, UI_STRING *)
|
|
{
|
|
if (method != NULL)
|
|
return method->ui_write_string;
|
|
return NULL;
|
|
}
|
|
|
|
int (*UI_method_get_flusher(UI_METHOD *method)) (UI *)
|
|
{
|
|
if (method != NULL)
|
|
return method->ui_flush;
|
|
return NULL;
|
|
}
|
|
|
|
int (*UI_method_get_reader(UI_METHOD *method)) (UI *, UI_STRING *)
|
|
{
|
|
if (method != NULL)
|
|
return method->ui_read_string;
|
|
return NULL;
|
|
}
|
|
|
|
int (*UI_method_get_closer(UI_METHOD *method)) (UI *)
|
|
{
|
|
if (method != NULL)
|
|
return method->ui_close_session;
|
|
return NULL;
|
|
}
|
|
|
|
char *(*UI_method_get_prompt_constructor(UI_METHOD *method)) (UI *,
|
|
const char *,
|
|
const char *)
|
|
{
|
|
if (method != NULL)
|
|
return method->ui_construct_prompt;
|
|
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_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;
|
|
}
|