/*
- * Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2002-2023 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 <string.h>
-#include "ui_locl.h"
+#include <openssl/pem.h> /* PEM_def_callback() */
+#include "internal/thread_once.h"
+#include "ui_local.h"
#ifndef BUFSIZ
#define BUFSIZ 256
UI_UTIL_read_pw(buf, buff, (length > BUFSIZ) ? BUFSIZ : length,
prompt, verify);
OPENSSL_cleanse(buff, BUFSIZ);
- return (ret);
+ return ret;
}
int UI_UTIL_read_pw(char *buf, char *buff, int size, const char *prompt,
int verify)
{
- int ok = 0;
+ int ok = -2;
UI *ui;
if (size < 1)
ok = UI_process(ui);
UI_free(ui);
}
- if (ok > 0)
- ok = 0;
- return (ok);
+ return ok;
}
/*
}
static int ui_dup_method_data(CRYPTO_EX_DATA *to, const CRYPTO_EX_DATA *from,
- void *from_d, int idx, long argl, void *argp)
+ void **pptr, int idx, long argl, void *argp)
{
- void **pptr = (void **)from_d;
- if (*pptr != NULL)
+ if (*pptr != NULL) {
*pptr = OPENSSL_memdup(*pptr, sizeof(struct pem_password_cb_data));
- return 1;
+ if (*pptr != NULL)
+ return 1;
+ }
+ return 0;
}
static void ui_free_method_data(void *parent, void *ptr, CRYPTO_EX_DATA *ad,
OPENSSL_free(ptr);
}
-static int ui_method_data_index()
+static CRYPTO_ONCE get_index_once = CRYPTO_ONCE_STATIC_INIT;
+static int ui_method_data_index = -1;
+DEFINE_RUN_ONCE_STATIC(ui_method_data_index_init)
{
- static int idx = -1;
-
- if (idx == -1)
- idx = CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_UI_METHOD,
- 0, NULL,
- ui_new_method_data,
- ui_dup_method_data,
- ui_free_method_data);
-
- return idx;
+ ui_method_data_index = CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_UI_METHOD,
+ 0, NULL, ui_new_method_data,
+ ui_dup_method_data,
+ ui_free_method_data);
+ return 1;
}
static int ui_open(UI *ui)
switch (UI_get_string_type(uis)) {
case UIT_PROMPT:
{
- char result[PEM_BUFSIZE];
+ char result[PEM_BUFSIZE + 1];
const struct pem_password_cb_data *data =
- UI_method_get_ex_data(UI_get_method(ui),
- ui_method_data_index());
+ UI_method_get_ex_data(UI_get_method(ui), ui_method_data_index);
int maxsize = UI_get_result_maxsize(uis);
int len = data->cb(result,
maxsize > PEM_BUFSIZE ? PEM_BUFSIZE : maxsize,
data->rwflag, UI_get0_user_data(ui));
- if (len <= 0)
+ if (len >= 0)
+ result[len] = '\0';
+ if (len < 0)
return len;
- if (UI_set_result(ui, uis, result) >= 0)
+ if (UI_set_result_ex(ui, uis, result, len) >= 0)
return 1;
return 0;
}
|| UI_method_set_reader(ui_method, ui_read) < 0
|| UI_method_set_writer(ui_method, ui_write) < 0
|| UI_method_set_closer(ui_method, ui_close) < 0
- || UI_method_set_ex_data(ui_method, ui_method_data_index(), data) < 0) {
+ || !RUN_ONCE(&get_index_once, ui_method_data_index_init)
+ || !UI_method_set_ex_data(ui_method, ui_method_data_index, data)) {
UI_destroy_method(ui_method);
OPENSSL_free(data);
return NULL;
}
data->rwflag = rwflag;
- data->cb = cb;
+ data->cb = cb != NULL ? cb : PEM_def_callback;
return ui_method;
}