/*
- * Copyright 2001-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2001-2023 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
#include <openssl/buffer.h>
#include <openssl/ui.h>
#include <openssl/err.h>
-#include "ui_locl.h"
-
-static const UI_METHOD *default_UI_meth = NULL;
+#include "ui_local.h"
UI *UI_new(void)
{
- return (UI_new_method(NULL));
+ return UI_new_method(NULL);
}
UI *UI_new_method(const UI_METHOD *method)
{
UI *ret = OPENSSL_zalloc(sizeof(*ret));
- if (ret == NULL) {
- UIerr(UI_F_UI_NEW_METHOD, ERR_R_MALLOC_FAILURE);
+ if (ret == NULL)
return NULL;
- }
ret->lock = CRYPTO_THREAD_lock_new();
if (ret->lock == NULL) {
- UIerr(UI_F_UI_NEW_METHOD, ERR_R_MALLOC_FAILURE);
+ ERR_raise(ERR_LIB_UI, ERR_R_CRYPTO_LIB);
OPENSSL_free(ret);
return NULL;
}
if (method == NULL)
- ret->meth = UI_get_default_method();
- else
- ret->meth = method;
+ method = UI_get_default_method();
+ if (method == NULL)
+ method = UI_null();
+ ret->meth = method;
if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_UI, ret, &ret->ex_data)) {
- OPENSSL_free(ret);
+ UI_free(ret);
return NULL;
}
return ret;
{
if (ui == NULL)
return;
+ if ((ui->flags & UI_FLAG_DUPL_DATA) != 0) {
+ ui->meth->ui_destroy_data(ui, ui->user_data);
+ }
sk_UI_STRING_pop_free(ui->strings, free_string);
CRYPTO_free_ex_data(CRYPTO_EX_INDEX_UI, ui, &ui->ex_data);
CRYPTO_THREAD_lock_free(ui->lock);
UI_STRING *ret = NULL;
if (prompt == NULL) {
- UIerr(UI_F_GENERAL_ALLOCATE_PROMPT, ERR_R_PASSED_NULL_PARAMETER);
+ ERR_raise(ERR_LIB_UI, 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 = OPENSSL_malloc(sizeof(*ret))) != NULL) {
+ ERR_raise(ERR_LIB_UI, UI_R_NO_RESULT_BUFFER);
+ } else if ((ret = OPENSSL_zalloc(sizeof(*ret))) != NULL) {
ret->out_string = prompt;
ret->flags = prompt_freeable ? OUT_STRING_FREEABLE : 0;
ret->input_flags = input_flags;
const char *p;
if (ok_chars == NULL) {
- UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN, ERR_R_PASSED_NULL_PARAMETER);
+ ERR_raise(ERR_LIB_UI, ERR_R_PASSED_NULL_PARAMETER);
} else if (cancel_chars == NULL) {
- UIerr(UI_F_GENERAL_ALLOCATE_BOOLEAN, ERR_R_PASSED_NULL_PARAMETER);
+ ERR_raise(ERR_LIB_UI, 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);
+ ERR_raise(ERR_LIB_UI, UI_R_COMMON_OK_AND_CANCEL_CHARACTERS);
}
}
if (prompt != NULL) {
prompt_copy = OPENSSL_strdup(prompt);
- if (prompt_copy == NULL) {
- UIerr(UI_F_UI_DUP_INPUT_STRING, ERR_R_MALLOC_FAILURE);
+ if (prompt_copy == NULL)
return 0;
- }
}
return general_allocate_string(ui, prompt_copy, 1,
if (prompt != NULL) {
prompt_copy = OPENSSL_strdup(prompt);
- if (prompt_copy == NULL) {
- UIerr(UI_F_UI_DUP_VERIFY_STRING, ERR_R_MALLOC_FAILURE);
+ if (prompt_copy == NULL)
return -1;
- }
}
return general_allocate_string(ui, prompt_copy, 1,
if (prompt != NULL) {
prompt_copy = OPENSSL_strdup(prompt);
- if (prompt_copy == NULL) {
- UIerr(UI_F_UI_DUP_INPUT_BOOLEAN, ERR_R_MALLOC_FAILURE);
+ if (prompt_copy == NULL)
goto err;
- }
}
if (action_desc != NULL) {
action_desc_copy = OPENSSL_strdup(action_desc);
- if (action_desc_copy == NULL) {
- UIerr(UI_F_UI_DUP_INPUT_BOOLEAN, ERR_R_MALLOC_FAILURE);
+ if (action_desc_copy == NULL)
goto err;
- }
}
if (ok_chars != NULL) {
ok_chars_copy = OPENSSL_strdup(ok_chars);
- if (ok_chars_copy == NULL) {
- UIerr(UI_F_UI_DUP_INPUT_BOOLEAN, ERR_R_MALLOC_FAILURE);
+ if (ok_chars_copy == NULL)
goto err;
- }
}
if (cancel_chars != NULL) {
cancel_chars_copy = OPENSSL_strdup(cancel_chars);
- if (cancel_chars_copy == NULL) {
- UIerr(UI_F_UI_DUP_INPUT_BOOLEAN, ERR_R_MALLOC_FAILURE);
+ if (cancel_chars_copy == NULL)
goto err;
- }
}
return general_allocate_boolean(ui, prompt_copy, action_desc_copy,
if (text != NULL) {
text_copy = OPENSSL_strdup(text);
- if (text_copy == NULL) {
- UIerr(UI_F_UI_DUP_INFO_STRING, ERR_R_MALLOC_FAILURE);
+ if (text_copy == NULL)
return -1;
- }
}
return general_allocate_string(ui, text_copy, 1, UIT_INFO, 0, NULL,
if (text != NULL) {
text_copy = OPENSSL_strdup(text);
- if (text_copy == NULL) {
- UIerr(UI_F_UI_DUP_ERROR_STRING, ERR_R_MALLOC_FAILURE);
+ if (text_copy == NULL)
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,
+char *UI_construct_prompt(UI *ui, const char *phrase_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);
+ if (ui != NULL && ui->meth != NULL && ui->meth->ui_construct_prompt != NULL)
+ prompt = ui->meth->ui_construct_prompt(ui, phrase_desc, object_name);
else {
char prompt1[] = "Enter ";
char prompt2[] = " for ";
char prompt3[] = ":";
int len = 0;
- if (object_desc == NULL)
+ if (phrase_desc == NULL)
return NULL;
- len = sizeof(prompt1) - 1 + strlen(object_desc);
+ len = sizeof(prompt1) - 1 + strlen(phrase_desc);
if (object_name != NULL)
len += sizeof(prompt2) - 1 + strlen(object_name);
len += sizeof(prompt3) - 1;
- prompt = OPENSSL_malloc(len + 1);
- if (prompt == NULL)
+ if ((prompt = OPENSSL_malloc(len + 1)) == NULL)
return NULL;
OPENSSL_strlcpy(prompt, prompt1, len + 1);
- OPENSSL_strlcat(prompt, object_desc, len + 1);
+ OPENSSL_strlcat(prompt, phrase_desc, len + 1);
if (object_name != NULL) {
OPENSSL_strlcat(prompt, prompt2, len + 1);
OPENSSL_strlcat(prompt, object_name, len + 1);
void *UI_add_user_data(UI *ui, void *user_data)
{
void *old_data = ui->user_data;
+
+ if ((ui->flags & UI_FLAG_DUPL_DATA) != 0) {
+ ui->meth->ui_destroy_data(ui, old_data);
+ old_data = NULL;
+ }
ui->user_data = user_data;
+ ui->flags &= ~UI_FLAG_DUPL_DATA;
return old_data;
}
+int UI_dup_user_data(UI *ui, void *user_data)
+{
+ void *duplicate = NULL;
+
+ if (ui->meth->ui_duplicate_data == NULL
+ || ui->meth->ui_destroy_data == NULL) {
+ ERR_raise(ERR_LIB_UI, UI_R_USER_DATA_DUPLICATION_UNSUPPORTED);
+ return -1;
+ }
+
+ duplicate = ui->meth->ui_duplicate_data(ui, user_data);
+ if (duplicate == NULL) {
+ ERR_raise(ERR_LIB_UI, ERR_R_UI_LIB);
+ return -1;
+ }
+
+ (void)UI_add_user_data(ui, duplicate);
+ ui->flags |= UI_FLAG_DUPL_DATA;
+
+ return 0;
+}
+
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);
+ ERR_raise(ERR_LIB_UI, 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);
+ ERR_raise(ERR_LIB_UI, UI_R_INDEX_TOO_LARGE);
return NULL;
}
return UI_get0_result_string(sk_UI_STRING_value(ui->strings, i));
}
+int UI_get_result_length(UI *ui, int i)
+{
+ if (i < 0) {
+ ERR_raise(ERR_LIB_UI, UI_R_INDEX_TOO_SMALL);
+ return -1;
+ }
+ if (i >= sk_UI_STRING_num(ui->strings)) {
+ ERR_raise(ERR_LIB_UI, UI_R_INDEX_TOO_LARGE);
+ return -1;
+ }
+ return UI_get_result_string_length(sk_UI_STRING_value(ui->strings, i));
+}
+
static int print_error(const char *str, size_t len, UI *ui)
{
UI_STRING uis;
if (ui->meth->ui_flush != NULL)
switch (ui->meth->ui_flush(ui)) {
case -1: /* Interrupt/Cancel/something... */
+ ui->flags &= ~UI_FLAG_REDOABLE;
ok = -2;
goto err;
case 0: /* Errors */
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 = 0;
break;
}
+ } else {
+ ui->flags &= ~UI_FLAG_REDOABLE;
+ ok = -2;
+ goto err;
}
}
+
+ state = NULL;
err:
if (ui->meth->ui_close_session != NULL
- && !ui->meth->ui_close_session(ui) <= 0) {
+ && ui->meth->ui_close_session(ui) <= 0) {
if (state == NULL)
state = "closing session";
ok = -1;
}
- if (ok == -1) {
- UIerr(UI_F_UI_PROCESS, UI_R_PROCESSING_ERROR);
- ERR_add_error_data(2, "while ", state);
- }
+ if (ok == -1)
+ ERR_raise_data(ERR_LIB_UI, UI_R_PROCESSING_ERROR, "while %s", state);
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);
+ ERR_raise(ERR_LIB_UI, ERR_R_PASSED_NULL_PARAMETER);
return -1;
}
switch (cmd) {
default:
break;
}
- UIerr(UI_F_UI_CTRL, UI_R_UNKNOWN_CONTROL_COMMAND);
+ ERR_raise(ERR_LIB_UI, UI_R_UNKNOWN_CONTROL_COMMAND);
return -1;
}
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;
+ return CRYPTO_set_ex_data(&r->ex_data, idx, arg);
}
-const UI_METHOD *UI_get_default_method(void)
+void *UI_get_ex_data(const UI *r, int idx)
{
- if (default_UI_meth == NULL) {
- default_UI_meth = UI_OpenSSL();
- }
- return default_UI_meth;
+ return CRYPTO_get_ex_data(&r->ex_data, idx);
}
const UI_METHOD *UI_get_method(UI *ui)
UI_METHOD *UI_create_method(const char *name)
{
- UI_METHOD *ui_method = OPENSSL_zalloc(sizeof(*ui_method));
+ UI_METHOD *ui_method = NULL;
- if (ui_method != NULL) {
- ui_method->name = OPENSSL_strdup(name);
- if (ui_method->name == NULL) {
- OPENSSL_free(ui_method);
- UIerr(UI_F_UI_CREATE_METHOD, ERR_R_MALLOC_FAILURE);
- return NULL;
+ if ((ui_method = OPENSSL_zalloc(sizeof(*ui_method))) == NULL
+ || (ui_method->name = OPENSSL_strdup(name)) == NULL
+ || !CRYPTO_new_ex_data(CRYPTO_EX_INDEX_UI_METHOD, ui_method,
+ &ui_method->ex_data)) {
+
+ if (ui_method != NULL) {
+ if (ui_method->name != NULL)
+ /*
+ * These conditions indicate that the CRYPTO_new_ex_data()
+ * call failed.
+ */
+ ERR_raise(ERR_LIB_UI, ERR_R_CRYPTO_LIB);
+ OPENSSL_free(ui_method->name);
}
+ OPENSSL_free(ui_method);
+ return NULL;
}
return ui_method;
}
*/
void UI_destroy_method(UI_METHOD *ui_method)
{
+ if (ui_method == NULL)
+ return;
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_UI_METHOD, ui_method,
+ &ui_method->ex_data);
OPENSSL_free(ui_method->name);
ui_method->name = NULL;
OPENSSL_free(ui_method);
return -1;
}
+int UI_method_set_data_duplicator(UI_METHOD *method,
+ void *(*duplicator) (UI *ui, void *ui_data),
+ void (*destructor)(UI *ui, void *ui_data))
+{
+ if (method != NULL) {
+ method->ui_duplicate_data = duplicator;
+ method->ui_destroy_data = destructor;
+ 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))
+ const char *,
+ const char *))
{
if (method != NULL) {
method->ui_construct_prompt = prompt_constructor;
return -1;
}
-int (*UI_method_get_opener(UI_METHOD *method)) (UI *)
+int UI_method_set_ex_data(UI_METHOD *method, int idx, void *data)
+{
+ return CRYPTO_set_ex_data(&method->ex_data, idx, data);
+}
+
+int (*UI_method_get_opener(const 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 *)
+int (*UI_method_get_writer(const 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 *)
+int (*UI_method_get_flusher(const UI_METHOD *method)) (UI *)
{
if (method != NULL)
return method->ui_flush;
return NULL;
}
-int (*UI_method_get_reader(UI_METHOD *method)) (UI *, UI_STRING *)
+int (*UI_method_get_reader(const 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 *)
+int (*UI_method_get_closer(const 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 *)
+char *(*UI_method_get_prompt_constructor(const UI_METHOD *method))
+ (UI *, const char *, const char *)
{
if (method != NULL)
return method->ui_construct_prompt;
return NULL;
}
+void *(*UI_method_get_data_duplicator(const UI_METHOD *method)) (UI *, void *)
+{
+ if (method != NULL)
+ return method->ui_duplicate_data;
+ return NULL;
+}
+
+void (*UI_method_get_data_destructor(const UI_METHOD *method)) (UI *, void *)
+{
+ if (method != NULL)
+ return method->ui_destroy_data;
+ return NULL;
+}
+
+const void *UI_method_get_ex_data(const UI_METHOD *method, int idx)
+{
+ return CRYPTO_get_ex_data(&method->ex_data, idx);
+}
+
enum UI_string_types UI_get_string_type(UI_STRING *uis)
{
return uis->type;
const char *UI_get0_action_string(UI_STRING *uis)
{
switch (uis->type) {
- case UIT_PROMPT:
case UIT_BOOLEAN:
return uis->_.boolean_data.action_desc;
+ case UIT_PROMPT:
case UIT_NONE:
case UIT_VERIFY:
case UIT_INFO:
return NULL;
}
+int UI_get_result_string_length(UI_STRING *uis)
+{
+ switch (uis->type) {
+ case UIT_PROMPT:
+ case UIT_VERIFY:
+ return uis->result_len;
+ case UIT_NONE:
+ case UIT_BOOLEAN:
+ case UIT_INFO:
+ case UIT_ERROR:
+ break;
+ }
+ return -1;
+}
+
const char *UI_get0_test_string(UI_STRING *uis)
{
switch (uis->type) {
int UI_set_result(UI *ui, UI_STRING *uis, const char *result)
{
- int l = strlen(result);
+ return UI_set_result_ex(ui, uis, result, strlen(result));
+}
+int UI_set_result_ex(UI *ui, UI_STRING *uis, const char *result, int len)
+{
ui->flags &= ~UI_FLAG_REDOABLE;
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 (len < uis->_.string_data.result_minsize) {
+ ui->flags |= UI_FLAG_REDOABLE;
+ ERR_raise_data(ERR_LIB_UI, UI_R_RESULT_TOO_SMALL,
+ "You must type in %d to %d characters",
+ uis->_.string_data.result_minsize,
+ uis->_.string_data.result_maxsize);
+ return -1;
+ }
+ if (len > uis->_.string_data.result_maxsize) {
+ ui->flags |= UI_FLAG_REDOABLE;
+ ERR_raise_data(ERR_LIB_UI, UI_R_RESULT_TOO_LARGE,
+ "You must type in %d to %d characters",
+ uis->_.string_data.result_minsize,
+ uis->_.string_data.result_maxsize);
+ return -1;
}
if (uis->result_buf == NULL) {
- UIerr(UI_F_UI_SET_RESULT, UI_R_NO_RESULT_BUFFER);
+ ERR_raise(ERR_LIB_UI, UI_R_NO_RESULT_BUFFER);
return -1;
}
- OPENSSL_strlcpy(uis->result_buf, result,
- uis->_.string_data.result_maxsize + 1);
+ memcpy(uis->result_buf, result, len);
+ if (len <= uis->_.string_data.result_maxsize)
+ uis->result_buf[len] = '\0';
+ uis->result_len = len;
break;
case UIT_BOOLEAN:
{
const char *p;
if (uis->result_buf == NULL) {
- UIerr(UI_F_UI_SET_RESULT, UI_R_NO_RESULT_BUFFER);
+ ERR_raise(ERR_LIB_UI, UI_R_NO_RESULT_BUFFER);
return -1;
}