A local copy of OpenSSL from GitHub
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/*
* Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (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"
#ifndef BUFSIZ
#define BUFSIZ 256
#endif
int UI_UTIL_read_pw_string(char *buf, int length, const char *prompt,
int verify)
{
char buff[BUFSIZ];
int ret;
ret =
UI_UTIL_read_pw(buf, buff, (length > BUFSIZ) ? BUFSIZ : length,
prompt, verify);
OPENSSL_cleanse(buff, BUFSIZ);
return (ret);
}
int UI_UTIL_read_pw(char *buf, char *buff, int size, const char *prompt,
int verify)
{
int ok = 0;
UI *ui;
if (size < 1)
return -1;
ui = UI_new();
if (ui != NULL) {
ok = UI_add_input_string(ui, prompt, 0, buf, 0, size - 1);
if (ok >= 0 && verify)
ok = UI_add_verify_string(ui, prompt, 0, buff, 0, size - 1, buf);
if (ok >= 0)
ok = UI_process(ui);
UI_free(ui);
}
if (ok > 0)
ok = 0;
return (ok);
}