early-access version 1255
This commit is contained in:
pineappleEA
827
externals/libressl/crypto/ui/ui_lib.c
vendored
Executable file
827
externals/libressl/crypto/ui/ui_lib.c
vendored
Executable file
@@ -0,0 +1,827 @@
|
||||
/* $OpenBSD: ui_lib.c,v 1.44 2020/09/25 11:25:31 tb Exp $ */
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/* Written by Richard Levitte (richard@levitte.org) for the OpenSSL
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||||
* 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 <openssl/opensslconf.h>
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||||
|
||||
#include <openssl/buffer.h>
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#include <openssl/err.h>
|
||||
#include <openssl/ui.h>
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|
||||
#include "ui_locl.h"
|
||||
|
||||
static const UI_METHOD *default_UI_meth = NULL;
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||||
|
||||
UI *
|
||||
UI_new(void)
|
||||
{
|
||||
return (UI_new_method(NULL));
|
||||
}
|
||||
|
||||
UI *
|
||||
UI_new_method(const UI_METHOD *method)
|
||||
{
|
||||
UI *ret;
|
||||
|
||||
if ((ret = calloc(1, sizeof(UI))) == NULL) {
|
||||
UIerror(ERR_R_MALLOC_FAILURE);
|
||||
return NULL;
|
||||
}
|
||||
if ((ret->meth = method) == NULL)
|
||||
ret->meth = UI_get_default_method();
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CRYPTO_new_ex_data(CRYPTO_EX_INDEX_UI, ret, &ret->ex_data);
|
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|
||||
return ret;
|
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}
|
||||
|
||||
static void
|
||||
free_string(UI_STRING *uis)
|
||||
{
|
||||
if (uis == NULL)
|
||||
return;
|
||||
if (uis->flags & OUT_STRING_FREEABLE) {
|
||||
free((char *) uis->out_string);
|
||||
switch (uis->type) {
|
||||
case UIT_BOOLEAN:
|
||||
free((char *)uis->_.boolean_data.action_desc);
|
||||
free((char *)uis->_.boolean_data.ok_chars);
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||||
free((char *)uis->_.boolean_data.cancel_chars);
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||||
break;
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||||
default:
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||||
break;
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||||
}
|
||||
}
|
||||
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);
|
||||
free(ui);
|
||||
}
|
||||
|
||||
static int
|
||||
allocate_string_stack(UI *ui)
|
||||
{
|
||||
if (ui->strings == NULL) {
|
||||
if ((ui->strings = sk_UI_STRING_new_null()) == NULL) {
|
||||
UIerror(ERR_R_MALLOC_FAILURE);
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static UI_STRING *
|
||||
general_allocate_prompt(const char *prompt, int dup_prompt,
|
||||
enum UI_string_types type, int input_flags, char *result_buf)
|
||||
{
|
||||
UI_STRING *uis = NULL;
|
||||
|
||||
if (prompt == NULL) {
|
||||
UIerror(ERR_R_PASSED_NULL_PARAMETER);
|
||||
goto err;
|
||||
}
|
||||
if ((type == UIT_PROMPT || type == UIT_VERIFY || type == UIT_BOOLEAN) &&
|
||||
result_buf == NULL) {
|
||||
UIerror(UI_R_NO_RESULT_BUFFER);
|
||||
goto err;
|
||||
}
|
||||
|
||||
if ((uis = calloc(1, sizeof(UI_STRING))) == NULL) {
|
||||
UIerror(ERR_R_MALLOC_FAILURE);
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goto err;
|
||||
}
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uis->out_string = prompt;
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if (dup_prompt) {
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if ((uis->out_string = strdup(prompt)) == NULL) {
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UIerror(ERR_R_MALLOC_FAILURE);
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goto err;
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}
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uis->flags = OUT_STRING_FREEABLE;
|
||||
}
|
||||
uis->input_flags = input_flags;
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||||
uis->type = type;
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||||
uis->result_buf = result_buf;
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||||
|
||||
return uis;
|
||||
|
||||
err:
|
||||
free_string(uis);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static int
|
||||
general_allocate_string(UI *ui, const char *prompt, int dup_prompt,
|
||||
enum UI_string_types type, int input_flags, char *result_buf, int minsize,
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||||
int maxsize, const char *test_buf)
|
||||
{
|
||||
UI_STRING *s;
|
||||
int ret;
|
||||
|
||||
if ((s = general_allocate_prompt(prompt, dup_prompt, type, input_flags,
|
||||
result_buf)) == NULL)
|
||||
goto err;
|
||||
s->_.string_data.result_minsize = minsize;
|
||||
s->_.string_data.result_maxsize = maxsize;
|
||||
s->_.string_data.test_buf = test_buf;
|
||||
|
||||
if (allocate_string_stack(ui) < 0)
|
||||
goto err;
|
||||
if ((ret = sk_UI_STRING_push(ui->strings, s)) <= 0)
|
||||
goto err;
|
||||
|
||||
return ret;
|
||||
|
||||
err:
|
||||
free_string(s);
|
||||
return -1;
|
||||
}
|
||||
|
||||
static int
|
||||
general_allocate_boolean(UI *ui, const char *prompt, const char *action_desc,
|
||||
const char *ok_chars, const char *cancel_chars, int dup_strings,
|
||||
enum UI_string_types type, int input_flags, char *result_buf)
|
||||
{
|
||||
UI_STRING *s = NULL;
|
||||
int ret;
|
||||
|
||||
if (ok_chars == NULL || cancel_chars == NULL) {
|
||||
UIerror(ERR_R_PASSED_NULL_PARAMETER);
|
||||
goto err;
|
||||
}
|
||||
if (ok_chars[strcspn(ok_chars, cancel_chars)] != '\0') {
|
||||
UIerror(UI_R_COMMON_OK_AND_CANCEL_CHARACTERS);
|
||||
goto err;
|
||||
}
|
||||
|
||||
if ((s = general_allocate_prompt(prompt, dup_strings, type, input_flags,
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||||
result_buf)) == NULL)
|
||||
goto err;
|
||||
|
||||
if (dup_strings) {
|
||||
if (action_desc != NULL) {
|
||||
if ((s->_.boolean_data.action_desc =
|
||||
strdup(action_desc)) == NULL) {
|
||||
UIerror(ERR_R_MALLOC_FAILURE);
|
||||
goto err;
|
||||
}
|
||||
}
|
||||
if ((s->_.boolean_data.ok_chars = strdup(ok_chars)) == NULL) {
|
||||
UIerror(ERR_R_MALLOC_FAILURE);
|
||||
goto err;
|
||||
}
|
||||
if ((s->_.boolean_data.cancel_chars = strdup(cancel_chars)) ==
|
||||
NULL) {
|
||||
UIerror(ERR_R_MALLOC_FAILURE);
|
||||
goto err;
|
||||
}
|
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} else {
|
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s->_.boolean_data.action_desc = action_desc;
|
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s->_.boolean_data.ok_chars = ok_chars;
|
||||
s->_.boolean_data.cancel_chars = cancel_chars;
|
||||
}
|
||||
|
||||
if (allocate_string_stack(ui) < 0)
|
||||
goto err;
|
||||
if ((ret = sk_UI_STRING_push(ui->strings, s)) <= 0)
|
||||
goto err;
|
||||
|
||||
return ret;
|
||||
|
||||
err:
|
||||
free_string(s);
|
||||
return -1;
|
||||
}
|
||||
|
||||
/*
|
||||
* 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)
|
||||
{
|
||||
return general_allocate_string(ui, prompt, 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)
|
||||
{
|
||||
return general_allocate_string(ui, prompt, 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)
|
||||
{
|
||||
return general_allocate_boolean(ui, prompt, action_desc, ok_chars,
|
||||
cancel_chars, 1, UIT_BOOLEAN, flags, result_buf);
|
||||
}
|
||||
|
||||
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)
|
||||
{
|
||||
return general_allocate_string(ui, text, 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)
|
||||
{
|
||||
return general_allocate_string(ui, text, 1, UIT_ERROR, 0, NULL, 0, 0,
|
||||
NULL);
|
||||
}
|
||||
|
||||
char *
|
||||
UI_construct_prompt(UI *ui, const char *object_desc, const char *object_name)
|
||||
{
|
||||
char *prompt;
|
||||
|
||||
if (ui->meth->ui_construct_prompt)
|
||||
return ui->meth->ui_construct_prompt(ui, object_desc,
|
||||
object_name);
|
||||
|
||||
if (object_desc == NULL)
|
||||
return NULL;
|
||||
|
||||
if (object_name == NULL) {
|
||||
if (asprintf(&prompt, "Enter %s:", object_desc) == -1)
|
||||
return (NULL);
|
||||
} else {
|
||||
if (asprintf(&prompt, "Enter %s for %s:", object_desc,
|
||||
object_name) == -1)
|
||||
return (NULL);
|
||||
}
|
||||
|
||||
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) {
|
||||
UIerror(UI_R_INDEX_TOO_SMALL);
|
||||
return NULL;
|
||||
}
|
||||
if (i >= sk_UI_STRING_num(ui->strings)) {
|
||||
UIerror(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, void *arg)
|
||||
{
|
||||
UI *ui = arg;
|
||||
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(print_error, 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... */
|
||||
ui->flags &= ~UI_FLAG_REDOABLE;
|
||||
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) {
|
||||
UIerror(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;
|
||||
}
|
||||
UIerror(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(const char *name)
|
||||
{
|
||||
UI_METHOD *ui_method = calloc(1, sizeof(UI_METHOD));
|
||||
|
||||
if (ui_method && name)
|
||||
ui_method->name = 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)
|
||||
{
|
||||
free(ui_method->name);
|
||||
ui_method->name = NULL;
|
||||
free(ui_method);
|
||||
}
|
||||
|
||||
int
|
||||
UI_method_set_opener(UI_METHOD *method, int (*opener)(UI *ui))
|
||||
{
|
||||
if (method) {
|
||||
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) {
|
||||
method->ui_write_string = writer;
|
||||
return 0;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
int
|
||||
UI_method_set_flusher(UI_METHOD *method, int (*flusher)(UI *ui))
|
||||
{
|
||||
if (method) {
|
||||
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) {
|
||||
method->ui_read_string = reader;
|
||||
return 0;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
int
|
||||
UI_method_set_closer(UI_METHOD *method, int (*closer)(UI *ui))
|
||||
{
|
||||
if (method) {
|
||||
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) {
|
||||
method->ui_construct_prompt = prompt_constructor;
|
||||
return 0;
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
int
|
||||
(*UI_method_get_opener(const UI_METHOD * method))(UI *)
|
||||
{
|
||||
if (method)
|
||||
return method->ui_open_session;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int
|
||||
(*UI_method_get_writer(const UI_METHOD *method))(UI *, UI_STRING *)
|
||||
{
|
||||
if (method)
|
||||
return method->ui_write_string;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int
|
||||
(*UI_method_get_flusher(const UI_METHOD *method)) (UI *)
|
||||
{
|
||||
if (method)
|
||||
return method->ui_flush;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int
|
||||
(*UI_method_get_reader(const UI_METHOD *method))(UI *, UI_STRING *)
|
||||
{
|
||||
if (method)
|
||||
return method->ui_read_string;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int
|
||||
(*UI_method_get_closer(const UI_METHOD *method))(UI *)
|
||||
{
|
||||
if (method)
|
||||
return method->ui_close_session;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
char *
|
||||
(*UI_method_get_prompt_constructor(const UI_METHOD *method))(UI *, const char *,
|
||||
const char *)
|
||||
{
|
||||
if (method)
|
||||
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_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)
|
||||
{
|
||||
const char *p;
|
||||
int l = strlen(result);
|
||||
|
||||
ui->flags &= ~UI_FLAG_REDOABLE;
|
||||
|
||||
if (!uis)
|
||||
return -1;
|
||||
switch (uis->type) {
|
||||
case UIT_PROMPT:
|
||||
case UIT_VERIFY:
|
||||
if (l < uis->_.string_data.result_minsize) {
|
||||
ui->flags |= UI_FLAG_REDOABLE;
|
||||
UIerror(UI_R_RESULT_TOO_SMALL);
|
||||
ERR_asprintf_error_data
|
||||
("You must type in %d to %d characters",
|
||||
uis->_.string_data.result_minsize,
|
||||
uis->_.string_data.result_maxsize);
|
||||
return -1;
|
||||
}
|
||||
if (l > uis->_.string_data.result_maxsize) {
|
||||
ui->flags |= UI_FLAG_REDOABLE;
|
||||
UIerror(UI_R_RESULT_TOO_LARGE);
|
||||
ERR_asprintf_error_data
|
||||
("You must type in %d to %d characters",
|
||||
uis->_.string_data.result_minsize,
|
||||
uis->_.string_data.result_maxsize);
|
||||
return -1;
|
||||
}
|
||||
if (!uis->result_buf) {
|
||||
UIerror(UI_R_NO_RESULT_BUFFER);
|
||||
return -1;
|
||||
}
|
||||
strlcpy(uis->result_buf, result,
|
||||
uis->_.string_data.result_maxsize + 1);
|
||||
break;
|
||||
case UIT_BOOLEAN:
|
||||
if (!uis->result_buf) {
|
||||
UIerror(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;
|
||||
}
|
||||
Reference in New Issue
Block a user