-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
*
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * 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 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 acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS 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 AUTHOR OR 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.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * 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 <stdio.h>
typedef enum OPTION_choice {
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+ OPT_LIST,
OPT_E, OPT_IN, OPT_OUT, OPT_PASS, OPT_ENGINE, OPT_D, OPT_P, OPT_V,
OPT_NOPAD, OPT_SALT, OPT_NOSALT, OPT_DEBUG, OPT_UPPER_P, OPT_UPPER_A,
OPT_A, OPT_Z, OPT_BUFSIZE, OPT_K, OPT_KFILE, OPT_UPPER_K, OPT_NONE,
OPT_UPPER_S, OPT_IV, OPT_MD, OPT_CIPHER
} OPTION_CHOICE;
-OPTIONS enc_options[] = {
+const OPTIONS enc_options[] = {
{"help", OPT_HELP, '-', "Display this summary"},
+ {"ciphers", OPT_LIST, '-', "List ciphers"},
{"in", OPT_IN, '<', "Input file"},
{"out", OPT_OUT, '>', "Output file"},
{"pass", OPT_PASS, 's', "Passphrase source"},
{"d", OPT_D, '-', "Decrypt"},
{"p", OPT_P, '-', "Print the iv/key"},
{"P", OPT_UPPER_P, '-', "Print the iv/key and exit"},
- {"v", OPT_V, '-'},
+ {"v", OPT_V, '-', "Verbose output"},
{"nopad", OPT_NOPAD, '-', "Disable standard block padding"},
- {"salt", OPT_SALT, '-'},
- {"nosalt", OPT_NOSALT, '-'},
- {"debug", OPT_DEBUG, '-'},
- {"A", OPT_UPPER_A, '-'},
- {"a", OPT_A, '-', "base64 encode/decode, depending on encryption flag"},
- {"base64", OPT_A, '-', "Base64 output as a single line"},
+ {"salt", OPT_SALT, '-', "Use salt in the KDF (default)"},
+ {"nosalt", OPT_NOSALT, '-', "Do not use salt in the KDF"},
+ {"debug", OPT_DEBUG, '-', "Print debug info"},
+ {"a", OPT_A, '-', "Base64 encode/decode, depending on encryption flag"},
+ {"base64", OPT_A, '-', "Same as option -a"},
+ {"A", OPT_UPPER_A, '-',
+ "Used with -[base64|a] to specify base64 buffer as a single line"},
{"bufsize", OPT_BUFSIZE, 's', "Buffer size"},
{"k", OPT_K, 's', "Passphrase"},
- {"kfile", OPT_KFILE, '<', "Fead passphrase from file"},
+ {"kfile", OPT_KFILE, '<', "Read passphrase from file"},
{"K", OPT_UPPER_K, 's', "Raw key, in hex"},
{"S", OPT_UPPER_S, 's', "Salt, in hex"},
{"iv", OPT_IV, 's', "IV in hex"},
- {"md", OPT_MD, 's', "Use specified digest to create key from passphrase"},
+ {"md", OPT_MD, 's', "Use specified digest to create a key from the passphrase"},
{"none", OPT_NONE, '-', "Don't encrypt"},
{"", OPT_CIPHER, '-', "Any supported cipher"},
#ifdef ZLIB
{
static char buf[128];
static const char magic[] = "Salted__";
+ ENGINE *e = NULL;
BIO *in = NULL, *out = NULL, *b64 = NULL, *benc = NULL, *rbio =
NULL, *wbio = NULL;
EVP_CIPHER_CTX *ctx = NULL;
case OPT_HELP:
opt_help(enc_options);
ret = 0;
- BIO_printf(bio_err, "Cipher Types\n");
+ goto end;
+ case OPT_LIST:
+ BIO_printf(bio_err, "Supported ciphers:\n");
OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH,
show_ciphers, bio_err);
BIO_printf(bio_err, "\n");
passarg = opt_arg();
break;
case OPT_ENGINE:
- (void)setup_engine(opt_arg(), 0);
+ e = setup_engine(opt_arg(), 0);
break;
case OPT_D:
enc = 0;
break;
}
}
- argc = opt_num_rest();
- argv = opt_rest();
if (cipher && EVP_CIPHER_flags(cipher) & EVP_CIPH_FLAG_AEAD_CIPHER) {
BIO_printf(bio_err, "%s: AEAD ciphers not supported\n", prog);
if (verbose)
BIO_printf(bio_err, "bufsize=%d\n", bsize);
- if (base64) {
- if (enc)
- outformat = FORMAT_BASE64;
- else
- informat = FORMAT_BASE64;
- }
+#ifdef ZLIB
+ if (!do_zlib)
+#endif
+ if (base64) {
+ if (enc)
+ outformat = FORMAT_BASE64;
+ else
+ informat = FORMAT_BASE64;
+ }
strbuf = app_malloc(SIZE, "strbuf");
buff = app_malloc(EVP_ENCODE_LENGTH(bsize), "evp buffer");
- if (debug) {
- BIO_set_callback(in, BIO_debug_callback);
- BIO_set_callback(out, BIO_debug_callback);
- BIO_set_callback_arg(in, (char *)bio_err);
- BIO_set_callback_arg(out, (char *)bio_err);
- }
-
if (infile == NULL) {
unbuffer(stdin);
in = dup_bio_in(informat);
}
if ((str == NULL) && (cipher != NULL) && (hkey == NULL)) {
- for (;;) {
- char prompt[200];
-
- BIO_snprintf(prompt, sizeof prompt, "enter %s %s password:",
- OBJ_nid2ln(EVP_CIPHER_nid(cipher)),
- (enc) ? "encryption" : "decryption");
- strbuf[0] = '\0';
- i = EVP_read_pw_string((char *)strbuf, SIZE, prompt, enc);
- if (i == 0) {
- if (strbuf[0] == '\0') {
- ret = 1;
+ if (1) {
+#ifndef OPENSSL_NO_UI
+ for (;;) {
+ char prompt[200];
+
+ BIO_snprintf(prompt, sizeof prompt, "enter %s %s password:",
+ OBJ_nid2ln(EVP_CIPHER_nid(cipher)),
+ (enc) ? "encryption" : "decryption");
+ strbuf[0] = '\0';
+ i = EVP_read_pw_string((char *)strbuf, SIZE, prompt, enc);
+ if (i == 0) {
+ if (strbuf[0] == '\0') {
+ ret = 1;
+ goto end;
+ }
+ str = strbuf;
+ break;
+ }
+ if (i < 0) {
+ BIO_printf(bio_err, "bad password read\n");
goto end;
}
- str = strbuf;
- break;
- }
- if (i < 0) {
- BIO_printf(bio_err, "bad password read\n");
- goto end;
}
+ } else {
+#endif
+ BIO_printf(bio_err, "password required\n");
+ goto end;
}
}
if (out == NULL)
goto end;
+ if (debug) {
+ BIO_set_callback(in, BIO_debug_callback);
+ BIO_set_callback(out, BIO_debug_callback);
+ BIO_set_callback_arg(in, (char *)bio_err);
+ BIO_set_callback_arg(out, (char *)bio_err);
+ }
+
rbio = in;
wbio = out;
if (do_zlib) {
if ((bzl = BIO_new(BIO_f_zlib())) == NULL)
goto end;
+ if (debug) {
+ BIO_set_callback(bzl, BIO_debug_callback);
+ BIO_set_callback_arg(bzl, (char *)bio_err);
+ }
if (enc)
wbio = BIO_push(bzl, wbio);
else
* output BIO. If decrypting read salt from input BIO.
*/
unsigned char *sptr;
+ size_t str_len = strlen(str);
+
if (nosalt)
sptr = NULL;
else {
if (!EVP_BytesToKey(cipher, dgst, sptr,
(unsigned char *)str,
- strlen(str), 1, key, iv)) {
+ str_len, 1, key, iv)) {
BIO_printf(bio_err, "EVP_BytesToKey failed\n");
goto end;
}
if (str == strbuf)
OPENSSL_cleanse(str, SIZE);
else
- OPENSSL_cleanse(str, strlen(str));
+ OPENSSL_cleanse(str, str_len);
}
if (hiv != NULL) {
int siz = EVP_CIPHER_iv_length(cipher);
printf("%02X", salt[i]);
printf("\n");
}
- if (cipher->key_len > 0) {
+ if (EVP_CIPHER_key_length(cipher) > 0) {
printf("key=");
- for (i = 0; i < cipher->key_len; i++)
+ for (i = 0; i < EVP_CIPHER_key_length(cipher); i++)
printf("%02X", key[i]);
printf("\n");
}
- if (cipher->iv_len > 0) {
+ if (EVP_CIPHER_iv_length(cipher) > 0) {
printf("iv =");
- for (i = 0; i < cipher->iv_len; i++)
+ for (i = 0; i < EVP_CIPHER_iv_length(cipher); i++)
printf("%02X", iv[i]);
printf("\n");
}
#ifdef ZLIB
BIO_free(bzl);
#endif
+ release_engine(e);
OPENSSL_free(pass);
return (ret);
}
BIO_printf(bio_err, "non-hex digit\n");
return (0);
}
- j = (unsigned char)app_hex(j);
+ j = (unsigned char)OPENSSL_hexchar2int(j);
if (i & 1)
out[i / 2] |= j;
else