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main_repo / deps / openssl / openssl / crypto / ui / ui_lib.c @ aa3b4b4d
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/* crypto/ui/ui_lib.c -*- mode:C; c-file-style: "eay" -*- */
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/* Written by Richard Levitte (richard@levitte.org) for the OpenSSL
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* project 2001.
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*/
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/* ====================================================================
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* Copyright (c) 2001 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
|
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
|
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <string.h> |
60 |
#include "cryptlib.h" |
61 |
#include <openssl/e_os2.h> |
62 |
#include <openssl/buffer.h> |
63 |
#include <openssl/ui.h> |
64 |
#include <openssl/err.h> |
65 |
#include "ui_locl.h" |
66 |
|
67 |
IMPLEMENT_STACK_OF(UI_STRING_ST) |
68 |
|
69 |
static const UI_METHOD *default_UI_meth=NULL; |
70 |
|
71 |
UI *UI_new(void)
|
72 |
{ |
73 |
return(UI_new_method(NULL)); |
74 |
} |
75 |
|
76 |
UI *UI_new_method(const UI_METHOD *method)
|
77 |
{ |
78 |
UI *ret; |
79 |
|
80 |
ret=(UI *)OPENSSL_malloc(sizeof(UI));
|
81 |
if (ret == NULL) |
82 |
{ |
83 |
UIerr(UI_F_UI_NEW_METHOD,ERR_R_MALLOC_FAILURE); |
84 |
return NULL; |
85 |
} |
86 |
if (method == NULL) |
87 |
ret->meth=UI_get_default_method(); |
88 |
else
|
89 |
ret->meth=method; |
90 |
|
91 |
ret->strings=NULL;
|
92 |
ret->user_data=NULL;
|
93 |
ret->flags=0;
|
94 |
CRYPTO_new_ex_data(CRYPTO_EX_INDEX_UI, ret, &ret->ex_data); |
95 |
return ret;
|
96 |
} |
97 |
|
98 |
static void free_string(UI_STRING *uis) |
99 |
{ |
100 |
if (uis->flags & OUT_STRING_FREEABLE)
|
101 |
{ |
102 |
OPENSSL_free((char *)uis->out_string);
|
103 |
switch(uis->type)
|
104 |
{ |
105 |
case UIT_BOOLEAN:
|
106 |
OPENSSL_free((char *)uis->_.boolean_data.action_desc);
|
107 |
OPENSSL_free((char *)uis->_.boolean_data.ok_chars);
|
108 |
OPENSSL_free((char *)uis->_.boolean_data.cancel_chars);
|
109 |
break;
|
110 |
default:
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111 |
break;
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112 |
} |
113 |
} |
114 |
OPENSSL_free(uis); |
115 |
} |
116 |
|
117 |
void UI_free(UI *ui)
|
118 |
{ |
119 |
if (ui == NULL) |
120 |
return;
|
121 |
sk_UI_STRING_pop_free(ui->strings,free_string); |
122 |
CRYPTO_free_ex_data(CRYPTO_EX_INDEX_UI, ui, &ui->ex_data); |
123 |
OPENSSL_free(ui); |
124 |
} |
125 |
|
126 |
static int allocate_string_stack(UI *ui) |
127 |
{ |
128 |
if (ui->strings == NULL) |
129 |
{ |
130 |
ui->strings=sk_UI_STRING_new_null(); |
131 |
if (ui->strings == NULL) |
132 |
{ |
133 |
return -1; |
134 |
} |
135 |
} |
136 |
return 0; |
137 |
} |
138 |
|
139 |
static UI_STRING *general_allocate_prompt(UI *ui, const char *prompt, |
140 |
int prompt_freeable, enum UI_string_types type, int input_flags, |
141 |
char *result_buf)
|
142 |
{ |
143 |
UI_STRING *ret = NULL;
|
144 |
|
145 |
if (prompt == NULL) |
146 |
{ |
147 |
UIerr(UI_F_GENERAL_ALLOCATE_PROMPT,ERR_R_PASSED_NULL_PARAMETER); |
148 |
} |
149 |
else if ((type == UIT_PROMPT || type == UIT_VERIFY |
150 |
|| type == UIT_BOOLEAN) && result_buf == NULL)
|
151 |
{ |
152 |
UIerr(UI_F_GENERAL_ALLOCATE_PROMPT,UI_R_NO_RESULT_BUFFER); |
153 |
} |
154 |
else if ((ret = (UI_STRING *)OPENSSL_malloc(sizeof(UI_STRING)))) |
155 |
{ |
156 |
ret->out_string=prompt; |
157 |
ret->flags=prompt_freeable ? OUT_STRING_FREEABLE : 0;
|
158 |
ret->input_flags=input_flags; |
159 |
ret->type=type; |
160 |
ret->result_buf=result_buf; |
161 |
} |
162 |
return ret;
|
163 |
} |
164 |
|
165 |
static int general_allocate_string(UI *ui, const char *prompt, |
166 |
int prompt_freeable, enum UI_string_types type, int input_flags, |
167 |
char *result_buf, int minsize, int maxsize, const char *test_buf) |
168 |
{ |
169 |
int ret = -1; |
170 |
UI_STRING *s = general_allocate_prompt(ui, prompt, prompt_freeable, |
171 |
type, input_flags, result_buf); |
172 |
|
173 |
if (s)
|
174 |
{ |
175 |
if (allocate_string_stack(ui) >= 0) |
176 |
{ |
177 |
s->_.string_data.result_minsize=minsize; |
178 |
s->_.string_data.result_maxsize=maxsize; |
179 |
s->_.string_data.test_buf=test_buf; |
180 |
ret=sk_UI_STRING_push(ui->strings, s); |
181 |
/* sk_push() returns 0 on error. Let's addapt that */
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182 |
if (ret <= 0) ret--; |
183 |
} |
184 |
else
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185 |
free_string(s); |
186 |
} |
187 |
return ret;
|
188 |
} |
189 |
|
190 |
static int general_allocate_boolean(UI *ui, |
191 |
const char *prompt, const char *action_desc, |
192 |
const char *ok_chars, const char *cancel_chars, |
193 |
int prompt_freeable, enum UI_string_types type, int input_flags, |
194 |
char *result_buf)
|
195 |
{ |
196 |
int ret = -1; |
197 |
UI_STRING *s; |
198 |
const char *p; |
199 |
|
200 |
if (ok_chars == NULL) |
201 |
{ |
202 |
UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN,ERR_R_PASSED_NULL_PARAMETER); |
203 |
} |
204 |
else if (cancel_chars == NULL) |
205 |
{ |
206 |
UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN,ERR_R_PASSED_NULL_PARAMETER); |
207 |
} |
208 |
else
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209 |
{ |
210 |
for(p = ok_chars; *p; p++)
|
211 |
{ |
212 |
if (strchr(cancel_chars, *p))
|
213 |
{ |
214 |
UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN, |
215 |
UI_R_COMMON_OK_AND_CANCEL_CHARACTERS); |
216 |
} |
217 |
} |
218 |
|
219 |
s = general_allocate_prompt(ui, prompt, prompt_freeable, |
220 |
type, input_flags, result_buf); |
221 |
|
222 |
if (s)
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223 |
{ |
224 |
if (allocate_string_stack(ui) >= 0) |
225 |
{ |
226 |
s->_.boolean_data.action_desc = action_desc; |
227 |
s->_.boolean_data.ok_chars = ok_chars; |
228 |
s->_.boolean_data.cancel_chars = cancel_chars; |
229 |
ret=sk_UI_STRING_push(ui->strings, s); |
230 |
/* sk_push() returns 0 on error.
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231 |
Let's addapt that */
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232 |
if (ret <= 0) ret--; |
233 |
} |
234 |
else
|
235 |
free_string(s); |
236 |
} |
237 |
} |
238 |
return ret;
|
239 |
} |
240 |
|
241 |
/* Returns the index to the place in the stack or -1 for error. Uses a
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242 |
direct reference to the prompt. */
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243 |
int UI_add_input_string(UI *ui, const char *prompt, int flags, |
244 |
char *result_buf, int minsize, int maxsize) |
245 |
{ |
246 |
return general_allocate_string(ui, prompt, 0, |
247 |
UIT_PROMPT, flags, result_buf, minsize, maxsize, NULL);
|
248 |
} |
249 |
|
250 |
/* Same as UI_add_input_string(), excepts it takes a copy of the prompt */
|
251 |
int UI_dup_input_string(UI *ui, const char *prompt, int flags, |
252 |
char *result_buf, int minsize, int maxsize) |
253 |
{ |
254 |
char *prompt_copy=NULL; |
255 |
|
256 |
if (prompt)
|
257 |
{ |
258 |
prompt_copy=BUF_strdup(prompt); |
259 |
if (prompt_copy == NULL) |
260 |
{ |
261 |
UIerr(UI_F_UI_DUP_INPUT_STRING,ERR_R_MALLOC_FAILURE); |
262 |
return 0; |
263 |
} |
264 |
} |
265 |
|
266 |
return general_allocate_string(ui, prompt_copy, 1, |
267 |
UIT_PROMPT, flags, result_buf, minsize, maxsize, NULL);
|
268 |
} |
269 |
|
270 |
int UI_add_verify_string(UI *ui, const char *prompt, int flags, |
271 |
char *result_buf, int minsize, int maxsize, const char *test_buf) |
272 |
{ |
273 |
return general_allocate_string(ui, prompt, 0, |
274 |
UIT_VERIFY, flags, result_buf, minsize, maxsize, test_buf); |
275 |
} |
276 |
|
277 |
int UI_dup_verify_string(UI *ui, const char *prompt, int flags, |
278 |
char *result_buf, int minsize, int maxsize, const char *test_buf) |
279 |
{ |
280 |
char *prompt_copy=NULL; |
281 |
|
282 |
if (prompt)
|
283 |
{ |
284 |
prompt_copy=BUF_strdup(prompt); |
285 |
if (prompt_copy == NULL) |
286 |
{ |
287 |
UIerr(UI_F_UI_DUP_VERIFY_STRING,ERR_R_MALLOC_FAILURE); |
288 |
return -1; |
289 |
} |
290 |
} |
291 |
|
292 |
return general_allocate_string(ui, prompt_copy, 1, |
293 |
UIT_VERIFY, flags, result_buf, minsize, maxsize, test_buf); |
294 |
} |
295 |
|
296 |
int UI_add_input_boolean(UI *ui, const char *prompt, const char *action_desc, |
297 |
const char *ok_chars, const char *cancel_chars, |
298 |
int flags, char *result_buf) |
299 |
{ |
300 |
return general_allocate_boolean(ui, prompt, action_desc,
|
301 |
ok_chars, cancel_chars, 0, UIT_BOOLEAN, flags, result_buf);
|
302 |
} |
303 |
|
304 |
int UI_dup_input_boolean(UI *ui, const char *prompt, const char *action_desc, |
305 |
const char *ok_chars, const char *cancel_chars, |
306 |
int flags, char *result_buf) |
307 |
{ |
308 |
char *prompt_copy = NULL; |
309 |
char *action_desc_copy = NULL; |
310 |
char *ok_chars_copy = NULL; |
311 |
char *cancel_chars_copy = NULL; |
312 |
|
313 |
if (prompt)
|
314 |
{ |
315 |
prompt_copy=BUF_strdup(prompt); |
316 |
if (prompt_copy == NULL) |
317 |
{ |
318 |
UIerr(UI_F_UI_DUP_INPUT_BOOLEAN,ERR_R_MALLOC_FAILURE); |
319 |
goto err;
|
320 |
} |
321 |
} |
322 |
|
323 |
if (action_desc)
|
324 |
{ |
325 |
action_desc_copy=BUF_strdup(action_desc); |
326 |
if (action_desc_copy == NULL) |
327 |
{ |
328 |
UIerr(UI_F_UI_DUP_INPUT_BOOLEAN,ERR_R_MALLOC_FAILURE); |
329 |
goto err;
|
330 |
} |
331 |
} |
332 |
|
333 |
if (ok_chars)
|
334 |
{ |
335 |
ok_chars_copy=BUF_strdup(ok_chars); |
336 |
if (ok_chars_copy == NULL) |
337 |
{ |
338 |
UIerr(UI_F_UI_DUP_INPUT_BOOLEAN,ERR_R_MALLOC_FAILURE); |
339 |
goto err;
|
340 |
} |
341 |
} |
342 |
|
343 |
if (cancel_chars)
|
344 |
{ |
345 |
cancel_chars_copy=BUF_strdup(cancel_chars); |
346 |
if (cancel_chars_copy == NULL) |
347 |
{ |
348 |
UIerr(UI_F_UI_DUP_INPUT_BOOLEAN,ERR_R_MALLOC_FAILURE); |
349 |
goto err;
|
350 |
} |
351 |
} |
352 |
|
353 |
return general_allocate_boolean(ui, prompt_copy, action_desc_copy,
|
354 |
ok_chars_copy, cancel_chars_copy, 1, UIT_BOOLEAN, flags,
|
355 |
result_buf); |
356 |
err:
|
357 |
if (prompt_copy) OPENSSL_free(prompt_copy);
|
358 |
if (action_desc_copy) OPENSSL_free(action_desc_copy);
|
359 |
if (ok_chars_copy) OPENSSL_free(ok_chars_copy);
|
360 |
if (cancel_chars_copy) OPENSSL_free(cancel_chars_copy);
|
361 |
return -1; |
362 |
} |
363 |
|
364 |
int UI_add_info_string(UI *ui, const char *text) |
365 |
{ |
366 |
return general_allocate_string(ui, text, 0, UIT_INFO, 0, NULL, 0, 0, |
367 |
NULL);
|
368 |
} |
369 |
|
370 |
int UI_dup_info_string(UI *ui, const char *text) |
371 |
{ |
372 |
char *text_copy=NULL; |
373 |
|
374 |
if (text)
|
375 |
{ |
376 |
text_copy=BUF_strdup(text); |
377 |
if (text_copy == NULL) |
378 |
{ |
379 |
UIerr(UI_F_UI_DUP_INFO_STRING,ERR_R_MALLOC_FAILURE); |
380 |
return -1; |
381 |
} |
382 |
} |
383 |
|
384 |
return general_allocate_string(ui, text_copy, 1, UIT_INFO, 0, NULL, |
385 |
0, 0, NULL); |
386 |
} |
387 |
|
388 |
int UI_add_error_string(UI *ui, const char *text) |
389 |
{ |
390 |
return general_allocate_string(ui, text, 0, UIT_ERROR, 0, NULL, 0, 0, |
391 |
NULL);
|
392 |
} |
393 |
|
394 |
int UI_dup_error_string(UI *ui, const char *text) |
395 |
{ |
396 |
char *text_copy=NULL; |
397 |
|
398 |
if (text)
|
399 |
{ |
400 |
text_copy=BUF_strdup(text); |
401 |
if (text_copy == NULL) |
402 |
{ |
403 |
UIerr(UI_F_UI_DUP_ERROR_STRING,ERR_R_MALLOC_FAILURE); |
404 |
return -1; |
405 |
} |
406 |
} |
407 |
return general_allocate_string(ui, text_copy, 1, UIT_ERROR, 0, NULL, |
408 |
0, 0, NULL); |
409 |
} |
410 |
|
411 |
char *UI_construct_prompt(UI *ui, const char *object_desc, |
412 |
const char *object_name) |
413 |
{ |
414 |
char *prompt = NULL; |
415 |
|
416 |
if (ui->meth->ui_construct_prompt)
|
417 |
prompt = ui->meth->ui_construct_prompt(ui, |
418 |
object_desc, object_name); |
419 |
else
|
420 |
{ |
421 |
char prompt1[] = "Enter "; |
422 |
char prompt2[] = " for "; |
423 |
char prompt3[] = ":"; |
424 |
int len = 0; |
425 |
|
426 |
if (object_desc == NULL) |
427 |
return NULL; |
428 |
len = sizeof(prompt1) - 1 + strlen(object_desc); |
429 |
if (object_name)
|
430 |
len += sizeof(prompt2) - 1 + strlen(object_name); |
431 |
len += sizeof(prompt3) - 1; |
432 |
|
433 |
prompt = (char *)OPENSSL_malloc(len + 1); |
434 |
BUF_strlcpy(prompt, prompt1, len + 1);
|
435 |
BUF_strlcat(prompt, object_desc, len + 1);
|
436 |
if (object_name)
|
437 |
{ |
438 |
BUF_strlcat(prompt, prompt2, len + 1);
|
439 |
BUF_strlcat(prompt, object_name, len + 1);
|
440 |
} |
441 |
BUF_strlcat(prompt, prompt3, len + 1);
|
442 |
} |
443 |
return prompt;
|
444 |
} |
445 |
|
446 |
void *UI_add_user_data(UI *ui, void *user_data) |
447 |
{ |
448 |
void *old_data = ui->user_data;
|
449 |
ui->user_data = user_data; |
450 |
return old_data;
|
451 |
} |
452 |
|
453 |
void *UI_get0_user_data(UI *ui)
|
454 |
{ |
455 |
return ui->user_data;
|
456 |
} |
457 |
|
458 |
const char *UI_get0_result(UI *ui, int i) |
459 |
{ |
460 |
if (i < 0) |
461 |
{ |
462 |
UIerr(UI_F_UI_GET0_RESULT,UI_R_INDEX_TOO_SMALL); |
463 |
return NULL; |
464 |
} |
465 |
if (i >= sk_UI_STRING_num(ui->strings))
|
466 |
{ |
467 |
UIerr(UI_F_UI_GET0_RESULT,UI_R_INDEX_TOO_LARGE); |
468 |
return NULL; |
469 |
} |
470 |
return UI_get0_result_string(sk_UI_STRING_value(ui->strings, i));
|
471 |
} |
472 |
|
473 |
static int print_error(const char *str, size_t len, UI *ui) |
474 |
{ |
475 |
UI_STRING uis; |
476 |
|
477 |
memset(&uis, 0, sizeof(uis)); |
478 |
uis.type = UIT_ERROR; |
479 |
uis.out_string = str; |
480 |
|
481 |
if (ui->meth->ui_write_string
|
482 |
&& !ui->meth->ui_write_string(ui, &uis)) |
483 |
return -1; |
484 |
return 0; |
485 |
} |
486 |
|
487 |
int UI_process(UI *ui)
|
488 |
{ |
489 |
int i, ok=0; |
490 |
|
491 |
if (ui->meth->ui_open_session && !ui->meth->ui_open_session(ui))
|
492 |
return -1; |
493 |
|
494 |
if (ui->flags & UI_FLAG_PRINT_ERRORS)
|
495 |
ERR_print_errors_cb( |
496 |
(int (*)(const char *, size_t, void *))print_error, |
497 |
(void *)ui);
|
498 |
|
499 |
for(i=0; i<sk_UI_STRING_num(ui->strings); i++) |
500 |
{ |
501 |
if (ui->meth->ui_write_string
|
502 |
&& !ui->meth->ui_write_string(ui, |
503 |
sk_UI_STRING_value(ui->strings, i))) |
504 |
{ |
505 |
ok=-1;
|
506 |
goto err;
|
507 |
} |
508 |
} |
509 |
|
510 |
if (ui->meth->ui_flush)
|
511 |
switch(ui->meth->ui_flush(ui))
|
512 |
{ |
513 |
case -1: /* Interrupt/Cancel/something... */ |
514 |
ok = -2;
|
515 |
goto err;
|
516 |
case 0: /* Errors */ |
517 |
ok = -1;
|
518 |
goto err;
|
519 |
default: /* Success */ |
520 |
ok = 0;
|
521 |
break;
|
522 |
} |
523 |
|
524 |
for(i=0; i<sk_UI_STRING_num(ui->strings); i++) |
525 |
{ |
526 |
if (ui->meth->ui_read_string)
|
527 |
{ |
528 |
switch(ui->meth->ui_read_string(ui,
|
529 |
sk_UI_STRING_value(ui->strings, i))) |
530 |
{ |
531 |
case -1: /* Interrupt/Cancel/something... */ |
532 |
ok = -2;
|
533 |
goto err;
|
534 |
case 0: /* Errors */ |
535 |
ok = -1;
|
536 |
goto err;
|
537 |
default: /* Success */ |
538 |
ok = 0;
|
539 |
break;
|
540 |
} |
541 |
} |
542 |
} |
543 |
err:
|
544 |
if (ui->meth->ui_close_session && !ui->meth->ui_close_session(ui))
|
545 |
return -1; |
546 |
return ok;
|
547 |
} |
548 |
|
549 |
int UI_ctrl(UI *ui, int cmd, long i, void *p, void (*f)(void)) |
550 |
{ |
551 |
if (ui == NULL) |
552 |
{ |
553 |
UIerr(UI_F_UI_CTRL,ERR_R_PASSED_NULL_PARAMETER); |
554 |
return -1; |
555 |
} |
556 |
switch(cmd)
|
557 |
{ |
558 |
case UI_CTRL_PRINT_ERRORS:
|
559 |
{ |
560 |
int save_flag = !!(ui->flags & UI_FLAG_PRINT_ERRORS);
|
561 |
if (i)
|
562 |
ui->flags |= UI_FLAG_PRINT_ERRORS; |
563 |
else
|
564 |
ui->flags &= ~UI_FLAG_PRINT_ERRORS; |
565 |
return save_flag;
|
566 |
} |
567 |
case UI_CTRL_IS_REDOABLE:
|
568 |
return !!(ui->flags & UI_FLAG_REDOABLE);
|
569 |
default:
|
570 |
break;
|
571 |
} |
572 |
UIerr(UI_F_UI_CTRL,UI_R_UNKNOWN_CONTROL_COMMAND); |
573 |
return -1; |
574 |
} |
575 |
|
576 |
int UI_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, |
577 |
CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) |
578 |
{ |
579 |
return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_UI, argl, argp,
|
580 |
new_func, dup_func, free_func); |
581 |
} |
582 |
|
583 |
int UI_set_ex_data(UI *r, int idx, void *arg) |
584 |
{ |
585 |
return(CRYPTO_set_ex_data(&r->ex_data,idx,arg));
|
586 |
} |
587 |
|
588 |
void *UI_get_ex_data(UI *r, int idx) |
589 |
{ |
590 |
return(CRYPTO_get_ex_data(&r->ex_data,idx));
|
591 |
} |
592 |
|
593 |
void UI_set_default_method(const UI_METHOD *meth) |
594 |
{ |
595 |
default_UI_meth=meth; |
596 |
} |
597 |
|
598 |
const UI_METHOD *UI_get_default_method(void) |
599 |
{ |
600 |
if (default_UI_meth == NULL) |
601 |
{ |
602 |
default_UI_meth=UI_OpenSSL(); |
603 |
} |
604 |
return default_UI_meth;
|
605 |
} |
606 |
|
607 |
const UI_METHOD *UI_get_method(UI *ui)
|
608 |
{ |
609 |
return ui->meth;
|
610 |
} |
611 |
|
612 |
const UI_METHOD *UI_set_method(UI *ui, const UI_METHOD *meth) |
613 |
{ |
614 |
ui->meth=meth; |
615 |
return ui->meth;
|
616 |
} |
617 |
|
618 |
|
619 |
UI_METHOD *UI_create_method(char *name)
|
620 |
{ |
621 |
UI_METHOD *ui_method = (UI_METHOD *)OPENSSL_malloc(sizeof(UI_METHOD));
|
622 |
|
623 |
if (ui_method)
|
624 |
{ |
625 |
memset(ui_method, 0, sizeof(*ui_method)); |
626 |
ui_method->name = BUF_strdup(name); |
627 |
} |
628 |
return ui_method;
|
629 |
} |
630 |
|
631 |
/* BIG FSCKING WARNING!!!! If you use this on a statically allocated method
|
632 |
(that is, it hasn't been allocated using UI_create_method(), you deserve
|
633 |
anything Murphy can throw at you and more! You have been warned. */
|
634 |
void UI_destroy_method(UI_METHOD *ui_method)
|
635 |
{ |
636 |
OPENSSL_free(ui_method->name); |
637 |
ui_method->name = NULL;
|
638 |
OPENSSL_free(ui_method); |
639 |
} |
640 |
|
641 |
int UI_method_set_opener(UI_METHOD *method, int (*opener)(UI *ui)) |
642 |
{ |
643 |
if (method)
|
644 |
{ |
645 |
method->ui_open_session = opener; |
646 |
return 0; |
647 |
} |
648 |
else
|
649 |
return -1; |
650 |
} |
651 |
|
652 |
int UI_method_set_writer(UI_METHOD *method, int (*writer)(UI *ui, UI_STRING *uis)) |
653 |
{ |
654 |
if (method)
|
655 |
{ |
656 |
method->ui_write_string = writer; |
657 |
return 0; |
658 |
} |
659 |
else
|
660 |
return -1; |
661 |
} |
662 |
|
663 |
int UI_method_set_flusher(UI_METHOD *method, int (*flusher)(UI *ui)) |
664 |
{ |
665 |
if (method)
|
666 |
{ |
667 |
method->ui_flush = flusher; |
668 |
return 0; |
669 |
} |
670 |
else
|
671 |
return -1; |
672 |
} |
673 |
|
674 |
int UI_method_set_reader(UI_METHOD *method, int (*reader)(UI *ui, UI_STRING *uis)) |
675 |
{ |
676 |
if (method)
|
677 |
{ |
678 |
method->ui_read_string = reader; |
679 |
return 0; |
680 |
} |
681 |
else
|
682 |
return -1; |
683 |
} |
684 |
|
685 |
int UI_method_set_closer(UI_METHOD *method, int (*closer)(UI *ui)) |
686 |
{ |
687 |
if (method)
|
688 |
{ |
689 |
method->ui_close_session = closer; |
690 |
return 0; |
691 |
} |
692 |
else
|
693 |
return -1; |
694 |
} |
695 |
|
696 |
int UI_method_set_prompt_constructor(UI_METHOD *method, char *(*prompt_constructor)(UI* ui, const char* object_desc, const char* object_name)) |
697 |
{ |
698 |
if (method)
|
699 |
{ |
700 |
method->ui_construct_prompt = prompt_constructor; |
701 |
return 0; |
702 |
} |
703 |
else
|
704 |
return -1; |
705 |
} |
706 |
|
707 |
int (*UI_method_get_opener(UI_METHOD *method))(UI*)
|
708 |
{ |
709 |
if (method)
|
710 |
return method->ui_open_session;
|
711 |
else
|
712 |
return NULL; |
713 |
} |
714 |
|
715 |
int (*UI_method_get_writer(UI_METHOD *method))(UI*,UI_STRING*)
|
716 |
{ |
717 |
if (method)
|
718 |
return method->ui_write_string;
|
719 |
else
|
720 |
return NULL; |
721 |
} |
722 |
|
723 |
int (*UI_method_get_flusher(UI_METHOD *method))(UI*)
|
724 |
{ |
725 |
if (method)
|
726 |
return method->ui_flush;
|
727 |
else
|
728 |
return NULL; |
729 |
} |
730 |
|
731 |
int (*UI_method_get_reader(UI_METHOD *method))(UI*,UI_STRING*)
|
732 |
{ |
733 |
if (method)
|
734 |
return method->ui_read_string;
|
735 |
else
|
736 |
return NULL; |
737 |
} |
738 |
|
739 |
int (*UI_method_get_closer(UI_METHOD *method))(UI*)
|
740 |
{ |
741 |
if (method)
|
742 |
return method->ui_close_session;
|
743 |
else
|
744 |
return NULL; |
745 |
} |
746 |
|
747 |
char* (*UI_method_get_prompt_constructor(UI_METHOD *method))(UI*, const char*, const char*) |
748 |
{ |
749 |
if (method)
|
750 |
return method->ui_construct_prompt;
|
751 |
else
|
752 |
return NULL; |
753 |
} |
754 |
|
755 |
enum UI_string_types UI_get_string_type(UI_STRING *uis)
|
756 |
{ |
757 |
if (!uis)
|
758 |
return UIT_NONE;
|
759 |
return uis->type;
|
760 |
} |
761 |
|
762 |
int UI_get_input_flags(UI_STRING *uis)
|
763 |
{ |
764 |
if (!uis)
|
765 |
return 0; |
766 |
return uis->input_flags;
|
767 |
} |
768 |
|
769 |
const char *UI_get0_output_string(UI_STRING *uis) |
770 |
{ |
771 |
if (!uis)
|
772 |
return NULL; |
773 |
return uis->out_string;
|
774 |
} |
775 |
|
776 |
const char *UI_get0_action_string(UI_STRING *uis) |
777 |
{ |
778 |
if (!uis)
|
779 |
return NULL; |
780 |
switch(uis->type)
|
781 |
{ |
782 |
case UIT_PROMPT:
|
783 |
case UIT_BOOLEAN:
|
784 |
return uis->_.boolean_data.action_desc;
|
785 |
default:
|
786 |
return NULL; |
787 |
} |
788 |
} |
789 |
|
790 |
const char *UI_get0_result_string(UI_STRING *uis) |
791 |
{ |
792 |
if (!uis)
|
793 |
return NULL; |
794 |
switch(uis->type)
|
795 |
{ |
796 |
case UIT_PROMPT:
|
797 |
case UIT_VERIFY:
|
798 |
return uis->result_buf;
|
799 |
default:
|
800 |
return NULL; |
801 |
} |
802 |
} |
803 |
|
804 |
const char *UI_get0_test_string(UI_STRING *uis) |
805 |
{ |
806 |
if (!uis)
|
807 |
return NULL; |
808 |
switch(uis->type)
|
809 |
{ |
810 |
case UIT_VERIFY:
|
811 |
return uis->_.string_data.test_buf;
|
812 |
default:
|
813 |
return NULL; |
814 |
} |
815 |
} |
816 |
|
817 |
int UI_get_result_minsize(UI_STRING *uis)
|
818 |
{ |
819 |
if (!uis)
|
820 |
return -1; |
821 |
switch(uis->type)
|
822 |
{ |
823 |
case UIT_PROMPT:
|
824 |
case UIT_VERIFY:
|
825 |
return uis->_.string_data.result_minsize;
|
826 |
default:
|
827 |
return -1; |
828 |
} |
829 |
} |
830 |
|
831 |
int UI_get_result_maxsize(UI_STRING *uis)
|
832 |
{ |
833 |
if (!uis)
|
834 |
return -1; |
835 |
switch(uis->type)
|
836 |
{ |
837 |
case UIT_PROMPT:
|
838 |
case UIT_VERIFY:
|
839 |
return uis->_.string_data.result_maxsize;
|
840 |
default:
|
841 |
return -1; |
842 |
} |
843 |
} |
844 |
|
845 |
int UI_set_result(UI *ui, UI_STRING *uis, const char *result) |
846 |
{ |
847 |
int l = strlen(result);
|
848 |
|
849 |
ui->flags &= ~UI_FLAG_REDOABLE; |
850 |
|
851 |
if (!uis)
|
852 |
return -1; |
853 |
switch (uis->type)
|
854 |
{ |
855 |
case UIT_PROMPT:
|
856 |
case UIT_VERIFY:
|
857 |
{ |
858 |
char number1[DECIMAL_SIZE(uis->_.string_data.result_minsize)+1]; |
859 |
char number2[DECIMAL_SIZE(uis->_.string_data.result_maxsize)+1]; |
860 |
|
861 |
BIO_snprintf(number1, sizeof(number1), "%d", |
862 |
uis->_.string_data.result_minsize); |
863 |
BIO_snprintf(number2, sizeof(number2), "%d", |
864 |
uis->_.string_data.result_maxsize); |
865 |
|
866 |
if (l < uis->_.string_data.result_minsize)
|
867 |
{ |
868 |
ui->flags |= UI_FLAG_REDOABLE; |
869 |
UIerr(UI_F_UI_SET_RESULT,UI_R_RESULT_TOO_SMALL); |
870 |
ERR_add_error_data(5,"You must type in ", |
871 |
number1," to ",number2," characters"); |
872 |
return -1; |
873 |
} |
874 |
if (l > uis->_.string_data.result_maxsize)
|
875 |
{ |
876 |
ui->flags |= UI_FLAG_REDOABLE; |
877 |
UIerr(UI_F_UI_SET_RESULT,UI_R_RESULT_TOO_LARGE); |
878 |
ERR_add_error_data(5,"You must type in ", |
879 |
number1," to ",number2," characters"); |
880 |
return -1; |
881 |
} |
882 |
} |
883 |
|
884 |
if (!uis->result_buf)
|
885 |
{ |
886 |
UIerr(UI_F_UI_SET_RESULT,UI_R_NO_RESULT_BUFFER); |
887 |
return -1; |
888 |
} |
889 |
|
890 |
BUF_strlcpy(uis->result_buf, result, |
891 |
uis->_.string_data.result_maxsize + 1);
|
892 |
break;
|
893 |
case UIT_BOOLEAN:
|
894 |
{ |
895 |
const char *p; |
896 |
|
897 |
if (!uis->result_buf)
|
898 |
{ |
899 |
UIerr(UI_F_UI_SET_RESULT,UI_R_NO_RESULT_BUFFER); |
900 |
return -1; |
901 |
} |
902 |
|
903 |
uis->result_buf[0] = '\0'; |
904 |
for(p = result; *p; p++)
|
905 |
{ |
906 |
if (strchr(uis->_.boolean_data.ok_chars, *p))
|
907 |
{ |
908 |
uis->result_buf[0] =
|
909 |
uis->_.boolean_data.ok_chars[0];
|
910 |
break;
|
911 |
} |
912 |
if (strchr(uis->_.boolean_data.cancel_chars, *p))
|
913 |
{ |
914 |
uis->result_buf[0] =
|
915 |
uis->_.boolean_data.cancel_chars[0];
|
916 |
break;
|
917 |
} |
918 |
} |
919 |
} |
920 |
default:
|
921 |
break;
|
922 |
} |
923 |
return 0; |
924 |
} |