You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
351 lines
9.6 KiB
351 lines
9.6 KiB
/* rsautl.c */
|
|
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
|
|
* project 2000.
|
|
*/
|
|
/* ====================================================================
|
|
* Copyright (c) 2000 The OpenSSL Project. All rights reserved.
|
|
*
|
|
* 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 above 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 acknowledgment:
|
|
* "This product includes software developed by the OpenSSL Project
|
|
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
|
|
*
|
|
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
|
|
* endorse or promote products derived from this software without
|
|
* prior written permission. For written permission, please contact
|
|
* licensing@OpenSSL.org.
|
|
*
|
|
* 5. Products derived from this software may not be called "OpenSSL"
|
|
* nor may "OpenSSL" appear in their names without prior written
|
|
* permission of the OpenSSL Project.
|
|
*
|
|
* 6. Redistributions of any form whatsoever must retain the following
|
|
* acknowledgment:
|
|
* "This product includes software developed by the OpenSSL Project
|
|
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
|
|
* EXPRESSED 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 OpenSSL PROJECT OR
|
|
* ITS 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.
|
|
* ====================================================================
|
|
*
|
|
* This product includes cryptographic software written by Eric Young
|
|
* (eay@cryptsoft.com). This product includes software written by Tim
|
|
* Hudson (tjh@cryptsoft.com).
|
|
*
|
|
*/
|
|
|
|
#include <openssl/opensslconf.h>
|
|
#ifndef OPENSSL_NO_RSA
|
|
|
|
#include "apps.h"
|
|
#include <string.h>
|
|
#include <openssl/err.h>
|
|
#include <openssl/pem.h>
|
|
#include <openssl/rsa.h>
|
|
|
|
#define RSA_SIGN 1
|
|
#define RSA_VERIFY 2
|
|
#define RSA_ENCRYPT 3
|
|
#define RSA_DECRYPT 4
|
|
|
|
#define KEY_PRIVKEY 1
|
|
#define KEY_PUBKEY 2
|
|
#define KEY_CERT 3
|
|
|
|
static void usage(void);
|
|
|
|
#undef PROG
|
|
|
|
#define PROG rsautl_main
|
|
|
|
int MAIN(int argc, char **);
|
|
|
|
int MAIN(int argc, char **argv)
|
|
{
|
|
ENGINE *e = NULL;
|
|
BIO *in = NULL, *out = NULL;
|
|
char *infile = NULL, *outfile = NULL;
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
char *engine = NULL;
|
|
#endif
|
|
char *keyfile = NULL;
|
|
char rsa_mode = RSA_VERIFY, key_type = KEY_PRIVKEY;
|
|
int keyform = FORMAT_PEM;
|
|
char need_priv = 0, badarg = 0, rev = 0;
|
|
char hexdump = 0, asn1parse = 0;
|
|
X509 *x;
|
|
EVP_PKEY *pkey = NULL;
|
|
RSA *rsa = NULL;
|
|
unsigned char *rsa_in = NULL, *rsa_out = NULL, pad;
|
|
char *passargin = NULL, *passin = NULL;
|
|
int rsa_inlen, rsa_outlen = 0;
|
|
int keysize;
|
|
|
|
int ret = 1;
|
|
|
|
argc--;
|
|
argv++;
|
|
|
|
if(!bio_err) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
|
|
|
|
if (!load_config(bio_err, NULL))
|
|
goto end;
|
|
ERR_load_crypto_strings();
|
|
OpenSSL_add_all_algorithms();
|
|
pad = RSA_PKCS1_PADDING;
|
|
|
|
while(argc >= 1)
|
|
{
|
|
if (!strcmp(*argv,"-in")) {
|
|
if (--argc < 1)
|
|
badarg = 1;
|
|
else
|
|
infile= *(++argv);
|
|
} else if (!strcmp(*argv,"-out")) {
|
|
if (--argc < 1)
|
|
badarg = 1;
|
|
else
|
|
outfile= *(++argv);
|
|
} else if(!strcmp(*argv, "-inkey")) {
|
|
if (--argc < 1)
|
|
badarg = 1;
|
|
else
|
|
keyfile = *(++argv);
|
|
} else if (!strcmp(*argv,"-passin")) {
|
|
if (--argc < 1)
|
|
badarg = 1;
|
|
else
|
|
passargin= *(++argv);
|
|
} else if (strcmp(*argv,"-keyform") == 0) {
|
|
if (--argc < 1)
|
|
badarg = 1;
|
|
else
|
|
keyform=str2fmt(*(++argv));
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
} else if(!strcmp(*argv, "-engine")) {
|
|
if (--argc < 1)
|
|
badarg = 1;
|
|
else
|
|
engine = *(++argv);
|
|
#endif
|
|
} else if(!strcmp(*argv, "-pubin")) {
|
|
key_type = KEY_PUBKEY;
|
|
} else if(!strcmp(*argv, "-certin")) {
|
|
key_type = KEY_CERT;
|
|
}
|
|
else if(!strcmp(*argv, "-asn1parse")) asn1parse = 1;
|
|
else if(!strcmp(*argv, "-hexdump")) hexdump = 1;
|
|
else if(!strcmp(*argv, "-raw")) pad = RSA_NO_PADDING;
|
|
else if(!strcmp(*argv, "-oaep")) pad = RSA_PKCS1_OAEP_PADDING;
|
|
else if(!strcmp(*argv, "-ssl")) pad = RSA_SSLV23_PADDING;
|
|
else if(!strcmp(*argv, "-pkcs")) pad = RSA_PKCS1_PADDING;
|
|
else if(!strcmp(*argv, "-x931")) pad = RSA_X931_PADDING;
|
|
else if(!strcmp(*argv, "-sign")) {
|
|
rsa_mode = RSA_SIGN;
|
|
need_priv = 1;
|
|
} else if(!strcmp(*argv, "-verify")) rsa_mode = RSA_VERIFY;
|
|
else if(!strcmp(*argv, "-rev")) rev = 1;
|
|
else if(!strcmp(*argv, "-encrypt")) rsa_mode = RSA_ENCRYPT;
|
|
else if(!strcmp(*argv, "-decrypt")) {
|
|
rsa_mode = RSA_DECRYPT;
|
|
need_priv = 1;
|
|
} else badarg = 1;
|
|
if(badarg) {
|
|
usage();
|
|
goto end;
|
|
}
|
|
argc--;
|
|
argv++;
|
|
}
|
|
|
|
if(need_priv && (key_type != KEY_PRIVKEY)) {
|
|
BIO_printf(bio_err, "A private key is needed for this operation\n");
|
|
goto end;
|
|
}
|
|
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
e = setup_engine(bio_err, engine, 0);
|
|
#endif
|
|
if(!app_passwd(bio_err, passargin, NULL, &passin, NULL)) {
|
|
BIO_printf(bio_err, "Error getting password\n");
|
|
goto end;
|
|
}
|
|
|
|
/* FIXME: seed PRNG only if needed */
|
|
app_RAND_load_file(NULL, bio_err, 0);
|
|
|
|
switch(key_type) {
|
|
case KEY_PRIVKEY:
|
|
pkey = load_key(bio_err, keyfile, keyform, 0,
|
|
passin, e, "Private Key");
|
|
break;
|
|
|
|
case KEY_PUBKEY:
|
|
pkey = load_pubkey(bio_err, keyfile, keyform, 0,
|
|
NULL, e, "Public Key");
|
|
break;
|
|
|
|
case KEY_CERT:
|
|
x = load_cert(bio_err, keyfile, keyform,
|
|
NULL, e, "Certificate");
|
|
if(x) {
|
|
pkey = X509_get_pubkey(x);
|
|
X509_free(x);
|
|
}
|
|
break;
|
|
}
|
|
|
|
if(!pkey) {
|
|
return 1;
|
|
}
|
|
|
|
rsa = EVP_PKEY_get1_RSA(pkey);
|
|
EVP_PKEY_free(pkey);
|
|
|
|
if(!rsa) {
|
|
BIO_printf(bio_err, "Error getting RSA key\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
|
|
if(infile) {
|
|
if(!(in = BIO_new_file(infile, "rb"))) {
|
|
BIO_printf(bio_err, "Error Reading Input File\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
} else in = BIO_new_fp(stdin, BIO_NOCLOSE);
|
|
|
|
if(outfile) {
|
|
if(!(out = BIO_new_file(outfile, "wb"))) {
|
|
BIO_printf(bio_err, "Error Reading Output File\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
} else {
|
|
out = BIO_new_fp(stdout, BIO_NOCLOSE);
|
|
#ifdef OPENSSL_SYS_VMS
|
|
{
|
|
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
|
|
out = BIO_push(tmpbio, out);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
keysize = RSA_size(rsa);
|
|
|
|
rsa_in = OPENSSL_malloc(keysize * 2);
|
|
rsa_out = OPENSSL_malloc(keysize);
|
|
|
|
/* Read the input data */
|
|
rsa_inlen = BIO_read(in, rsa_in, keysize * 2);
|
|
if(rsa_inlen <= 0) {
|
|
BIO_printf(bio_err, "Error reading input Data\n");
|
|
exit(1);
|
|
}
|
|
if(rev) {
|
|
int i;
|
|
unsigned char ctmp;
|
|
for(i = 0; i < rsa_inlen/2; i++) {
|
|
ctmp = rsa_in[i];
|
|
rsa_in[i] = rsa_in[rsa_inlen - 1 - i];
|
|
rsa_in[rsa_inlen - 1 - i] = ctmp;
|
|
}
|
|
}
|
|
switch(rsa_mode) {
|
|
|
|
case RSA_VERIFY:
|
|
rsa_outlen = RSA_public_decrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad);
|
|
break;
|
|
|
|
case RSA_SIGN:
|
|
rsa_outlen = RSA_private_encrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad);
|
|
break;
|
|
|
|
case RSA_ENCRYPT:
|
|
rsa_outlen = RSA_public_encrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad);
|
|
break;
|
|
|
|
case RSA_DECRYPT:
|
|
rsa_outlen = RSA_private_decrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad);
|
|
break;
|
|
|
|
}
|
|
|
|
if(rsa_outlen <= 0) {
|
|
BIO_printf(bio_err, "RSA operation error\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
ret = 0;
|
|
if(asn1parse) {
|
|
if(!ASN1_parse_dump(out, rsa_out, rsa_outlen, 1, -1)) {
|
|
ERR_print_errors(bio_err);
|
|
}
|
|
} else if(hexdump) BIO_dump(out, (char *)rsa_out, rsa_outlen);
|
|
else BIO_write(out, rsa_out, rsa_outlen);
|
|
end:
|
|
RSA_free(rsa);
|
|
BIO_free(in);
|
|
BIO_free_all(out);
|
|
if(rsa_in) OPENSSL_free(rsa_in);
|
|
if(rsa_out) OPENSSL_free(rsa_out);
|
|
if(passin) OPENSSL_free(passin);
|
|
return ret;
|
|
}
|
|
|
|
static void usage()
|
|
{
|
|
BIO_printf(bio_err, "Usage: rsautl [options]\n");
|
|
BIO_printf(bio_err, "-in file input file\n");
|
|
BIO_printf(bio_err, "-out file output file\n");
|
|
BIO_printf(bio_err, "-inkey file input key\n");
|
|
BIO_printf(bio_err, "-keyform arg private key format - default PEM\n");
|
|
BIO_printf(bio_err, "-pubin input is an RSA public\n");
|
|
BIO_printf(bio_err, "-certin input is a certificate carrying an RSA public key\n");
|
|
BIO_printf(bio_err, "-ssl use SSL v2 padding\n");
|
|
BIO_printf(bio_err, "-raw use no padding\n");
|
|
BIO_printf(bio_err, "-pkcs use PKCS#1 v1.5 padding (default)\n");
|
|
BIO_printf(bio_err, "-oaep use PKCS#1 OAEP\n");
|
|
BIO_printf(bio_err, "-sign sign with private key\n");
|
|
BIO_printf(bio_err, "-verify verify with public key\n");
|
|
BIO_printf(bio_err, "-encrypt encrypt with public key\n");
|
|
BIO_printf(bio_err, "-decrypt decrypt with private key\n");
|
|
BIO_printf(bio_err, "-hexdump hex dump output\n");
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n");
|
|
BIO_printf (bio_err, "-passin arg pass phrase source\n");
|
|
#endif
|
|
|
|
}
|
|
|
|
#else /* !OPENSSL_NO_RSA */
|
|
|
|
# if PEDANTIC
|
|
static void *dummy=&dummy;
|
|
# endif
|
|
|
|
#endif
|
|
|