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.
450 lines
12 KiB
450 lines
12 KiB
/* apps/rsa.c */
|
|
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
|
|
* 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.]
|
|
*/
|
|
|
|
#include <openssl/opensslconf.h>
|
|
#ifndef OPENSSL_NO_RSA
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <time.h>
|
|
#include "apps.h"
|
|
#include <openssl/bio.h>
|
|
#include <openssl/err.h>
|
|
#include <openssl/rsa.h>
|
|
#include <openssl/evp.h>
|
|
#include <openssl/x509.h>
|
|
#include <openssl/pem.h>
|
|
#include <openssl/bn.h>
|
|
|
|
#undef PROG
|
|
#define PROG rsa_main
|
|
|
|
/* -inform arg - input format - default PEM (one of DER, NET or PEM)
|
|
* -outform arg - output format - default PEM
|
|
* -in arg - input file - default stdin
|
|
* -out arg - output file - default stdout
|
|
* -des - encrypt output if PEM format with DES in cbc mode
|
|
* -des3 - encrypt output if PEM format
|
|
* -idea - encrypt output if PEM format
|
|
* -seed - encrypt output if PEM format
|
|
* -aes128 - encrypt output if PEM format
|
|
* -aes192 - encrypt output if PEM format
|
|
* -aes256 - encrypt output if PEM format
|
|
* -camellia128 - encrypt output if PEM format
|
|
* -camellia192 - encrypt output if PEM format
|
|
* -camellia256 - encrypt output if PEM format
|
|
* -text - print a text version
|
|
* -modulus - print the RSA key modulus
|
|
* -check - verify key consistency
|
|
* -pubin - Expect a public key in input file.
|
|
* -pubout - Output a public key.
|
|
*/
|
|
|
|
int MAIN(int, char **);
|
|
|
|
int MAIN(int argc, char **argv)
|
|
{
|
|
ENGINE *e = NULL;
|
|
int ret=1;
|
|
RSA *rsa=NULL;
|
|
int i,badops=0, sgckey=0;
|
|
const EVP_CIPHER *enc=NULL;
|
|
BIO *out=NULL;
|
|
int informat,outformat,text=0,check=0,noout=0;
|
|
int pubin = 0, pubout = 0;
|
|
char *infile,*outfile,*prog;
|
|
char *passargin = NULL, *passargout = NULL;
|
|
char *passin = NULL, *passout = NULL;
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
char *engine=NULL;
|
|
#endif
|
|
int modulus=0;
|
|
|
|
int pvk_encr = 2;
|
|
|
|
apps_startup();
|
|
|
|
if (bio_err == NULL)
|
|
if ((bio_err=BIO_new(BIO_s_file())) != NULL)
|
|
BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
|
|
|
|
if (!load_config(bio_err, NULL))
|
|
goto end;
|
|
|
|
infile=NULL;
|
|
outfile=NULL;
|
|
informat=FORMAT_PEM;
|
|
outformat=FORMAT_PEM;
|
|
|
|
prog=argv[0];
|
|
argc--;
|
|
argv++;
|
|
while (argc >= 1)
|
|
{
|
|
if (strcmp(*argv,"-inform") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
informat=str2fmt(*(++argv));
|
|
}
|
|
else if (strcmp(*argv,"-outform") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
outformat=str2fmt(*(++argv));
|
|
}
|
|
else if (strcmp(*argv,"-in") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
infile= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-out") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
outfile= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-passin") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
passargin= *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-passout") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
passargout= *(++argv);
|
|
}
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
else if (strcmp(*argv,"-engine") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
engine= *(++argv);
|
|
}
|
|
#endif
|
|
else if (strcmp(*argv,"-sgckey") == 0)
|
|
sgckey=1;
|
|
else if (strcmp(*argv,"-pubin") == 0)
|
|
pubin=1;
|
|
else if (strcmp(*argv,"-pubout") == 0)
|
|
pubout=1;
|
|
else if (strcmp(*argv,"-RSAPublicKey_in") == 0)
|
|
pubin = 2;
|
|
else if (strcmp(*argv,"-RSAPublicKey_out") == 0)
|
|
pubout = 2;
|
|
else if (strcmp(*argv,"-pvk-strong") == 0)
|
|
pvk_encr=2;
|
|
else if (strcmp(*argv,"-pvk-weak") == 0)
|
|
pvk_encr=1;
|
|
else if (strcmp(*argv,"-pvk-none") == 0)
|
|
pvk_encr=0;
|
|
else if (strcmp(*argv,"-noout") == 0)
|
|
noout=1;
|
|
else if (strcmp(*argv,"-text") == 0)
|
|
text=1;
|
|
else if (strcmp(*argv,"-modulus") == 0)
|
|
modulus=1;
|
|
else if (strcmp(*argv,"-check") == 0)
|
|
check=1;
|
|
else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL)
|
|
{
|
|
BIO_printf(bio_err,"unknown option %s\n",*argv);
|
|
badops=1;
|
|
break;
|
|
}
|
|
argc--;
|
|
argv++;
|
|
}
|
|
|
|
if (badops)
|
|
{
|
|
bad:
|
|
BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
|
|
BIO_printf(bio_err,"where options are\n");
|
|
BIO_printf(bio_err," -inform arg input format - one of DER NET PEM\n");
|
|
BIO_printf(bio_err," -outform arg output format - one of DER NET PEM\n");
|
|
BIO_printf(bio_err," -in arg input file\n");
|
|
BIO_printf(bio_err," -sgckey Use IIS SGC key format\n");
|
|
BIO_printf(bio_err," -passin arg input file pass phrase source\n");
|
|
BIO_printf(bio_err," -out arg output file\n");
|
|
BIO_printf(bio_err," -passout arg output file pass phrase source\n");
|
|
BIO_printf(bio_err," -des encrypt PEM output with cbc des\n");
|
|
BIO_printf(bio_err," -des3 encrypt PEM output with ede cbc des using 168 bit key\n");
|
|
#ifndef OPENSSL_NO_IDEA
|
|
BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\n");
|
|
#endif
|
|
#ifndef OPENSSL_NO_SEED
|
|
BIO_printf(bio_err," -seed encrypt PEM output with cbc seed\n");
|
|
#endif
|
|
#ifndef OPENSSL_NO_AES
|
|
BIO_printf(bio_err," -aes128, -aes192, -aes256\n");
|
|
BIO_printf(bio_err," encrypt PEM output with cbc aes\n");
|
|
#endif
|
|
#ifndef OPENSSL_NO_CAMELLIA
|
|
BIO_printf(bio_err," -camellia128, -camellia192, -camellia256\n");
|
|
BIO_printf(bio_err," encrypt PEM output with cbc camellia\n");
|
|
#endif
|
|
BIO_printf(bio_err," -text print the key in text\n");
|
|
BIO_printf(bio_err," -noout don't print key out\n");
|
|
BIO_printf(bio_err," -modulus print the RSA key modulus\n");
|
|
BIO_printf(bio_err," -check verify key consistency\n");
|
|
BIO_printf(bio_err," -pubin expect a public key in input file\n");
|
|
BIO_printf(bio_err," -pubout output a public key\n");
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
|
|
#endif
|
|
goto end;
|
|
}
|
|
|
|
ERR_load_crypto_strings();
|
|
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
e = setup_engine(bio_err, engine, 0);
|
|
#endif
|
|
|
|
if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
|
|
BIO_printf(bio_err, "Error getting passwords\n");
|
|
goto end;
|
|
}
|
|
|
|
if(check && pubin) {
|
|
BIO_printf(bio_err, "Only private keys can be checked\n");
|
|
goto end;
|
|
}
|
|
|
|
out=BIO_new(BIO_s_file());
|
|
|
|
{
|
|
EVP_PKEY *pkey;
|
|
|
|
if (pubin)
|
|
{
|
|
int tmpformat=-1;
|
|
if (pubin == 2)
|
|
{
|
|
if (informat == FORMAT_PEM)
|
|
tmpformat = FORMAT_PEMRSA;
|
|
else if (informat == FORMAT_ASN1)
|
|
tmpformat = FORMAT_ASN1RSA;
|
|
}
|
|
else if (informat == FORMAT_NETSCAPE && sgckey)
|
|
tmpformat = FORMAT_IISSGC;
|
|
else
|
|
tmpformat = informat;
|
|
|
|
pkey = load_pubkey(bio_err, infile, tmpformat, 1,
|
|
passin, e, "Public Key");
|
|
}
|
|
else
|
|
pkey = load_key(bio_err, infile,
|
|
(informat == FORMAT_NETSCAPE && sgckey ?
|
|
FORMAT_IISSGC : informat), 1,
|
|
passin, e, "Private Key");
|
|
|
|
if (pkey != NULL)
|
|
rsa = EVP_PKEY_get1_RSA(pkey);
|
|
EVP_PKEY_free(pkey);
|
|
}
|
|
|
|
if (rsa == NULL)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if (outfile == NULL)
|
|
{
|
|
BIO_set_fp(out,stdout,BIO_NOCLOSE);
|
|
#ifdef OPENSSL_SYS_VMS
|
|
{
|
|
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
|
|
out = BIO_push(tmpbio, out);
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
if (BIO_write_filename(out,outfile) <= 0)
|
|
{
|
|
perror(outfile);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (text)
|
|
if (!RSA_print(out,rsa,0))
|
|
{
|
|
perror(outfile);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if (modulus)
|
|
{
|
|
BIO_printf(out,"Modulus=");
|
|
BN_print(out,rsa->n);
|
|
BIO_printf(out,"\n");
|
|
}
|
|
|
|
if (check)
|
|
{
|
|
int r = RSA_check_key(rsa);
|
|
|
|
if (r == 1)
|
|
BIO_printf(out,"RSA key ok\n");
|
|
else if (r == 0)
|
|
{
|
|
unsigned long err;
|
|
|
|
while ((err = ERR_peek_error()) != 0 &&
|
|
ERR_GET_LIB(err) == ERR_LIB_RSA &&
|
|
ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY &&
|
|
ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE)
|
|
{
|
|
BIO_printf(out, "RSA key error: %s\n", ERR_reason_error_string(err));
|
|
ERR_get_error(); /* remove e from error stack */
|
|
}
|
|
}
|
|
|
|
if (r == -1 || ERR_peek_error() != 0) /* should happen only if r == -1 */
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (noout)
|
|
{
|
|
ret = 0;
|
|
goto end;
|
|
}
|
|
BIO_printf(bio_err,"writing RSA key\n");
|
|
if (outformat == FORMAT_ASN1) {
|
|
if(pubout || pubin)
|
|
{
|
|
if (pubout == 2)
|
|
i=i2d_RSAPublicKey_bio(out,rsa);
|
|
else
|
|
i=i2d_RSA_PUBKEY_bio(out,rsa);
|
|
}
|
|
else i=i2d_RSAPrivateKey_bio(out,rsa);
|
|
}
|
|
#ifndef OPENSSL_NO_RC4
|
|
else if (outformat == FORMAT_NETSCAPE)
|
|
{
|
|
unsigned char *p,*pp;
|
|
int size;
|
|
|
|
i=1;
|
|
size=i2d_RSA_NET(rsa,NULL,NULL, sgckey);
|
|
if ((p=(unsigned char *)OPENSSL_malloc(size)) == NULL)
|
|
{
|
|
BIO_printf(bio_err,"Memory allocation failure\n");
|
|
goto end;
|
|
}
|
|
pp=p;
|
|
i2d_RSA_NET(rsa,&p,NULL, sgckey);
|
|
BIO_write(out,(char *)pp,size);
|
|
OPENSSL_free(pp);
|
|
}
|
|
#endif
|
|
else if (outformat == FORMAT_PEM) {
|
|
if(pubout || pubin)
|
|
{
|
|
if (pubout == 2)
|
|
i=PEM_write_bio_RSAPublicKey(out,rsa);
|
|
else
|
|
i=PEM_write_bio_RSA_PUBKEY(out,rsa);
|
|
}
|
|
else i=PEM_write_bio_RSAPrivateKey(out,rsa,
|
|
enc,NULL,0,NULL,passout);
|
|
#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
|
|
} else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
|
|
EVP_PKEY *pk;
|
|
pk = EVP_PKEY_new();
|
|
EVP_PKEY_set1_RSA(pk, rsa);
|
|
if (outformat == FORMAT_PVK)
|
|
i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
|
|
else if (pubin || pubout)
|
|
i = i2b_PublicKey_bio(out, pk);
|
|
else
|
|
i = i2b_PrivateKey_bio(out, pk);
|
|
EVP_PKEY_free(pk);
|
|
#endif
|
|
} else {
|
|
BIO_printf(bio_err,"bad output format specified for outfile\n");
|
|
goto end;
|
|
}
|
|
if (i <= 0)
|
|
{
|
|
BIO_printf(bio_err,"unable to write key\n");
|
|
ERR_print_errors(bio_err);
|
|
}
|
|
else
|
|
ret=0;
|
|
end:
|
|
if(out != NULL) BIO_free_all(out);
|
|
if(rsa != NULL) RSA_free(rsa);
|
|
if(passin) OPENSSL_free(passin);
|
|
if(passout) OPENSSL_free(passout);
|
|
apps_shutdown();
|
|
OPENSSL_EXIT(ret);
|
|
}
|
|
#else /* !OPENSSL_NO_RSA */
|
|
|
|
# if PEDANTIC
|
|
static void *dummy=&dummy;
|
|
# endif
|
|
|
|
#endif
|
|
|