[thirdparty/openssl.git] / apps / rsa.c

/* 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;
#ifndef OPENSSL_NO_RC4
    int pvk_encr = 2;
#endif

    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;
#ifndef OPENSSL_NO_RC4
        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;
#endif
        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
Commit	Line	Data
d02b48c6	1	/* apps/rsa.c */
58964a49	2	/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6 RE	3	* All rights reserved.
	4	*
	5	* This package is an SSL implementation written
	6	* by Eric Young (eay@cryptsoft.com).
	7	* The implementation was written so as to conform with Netscapes SSL.
0f113f3e	8	*
d02b48c6 RE	9	* This library is free for commercial and non-commercial use as long as
	10	* the following conditions are aheared to. The following conditions
	11	* apply to all code found in this distribution, be it the RC4, RSA,
	12	* lhash, DES, etc., code; not just the SSL code. The SSL documentation
	13	* included with this distribution is covered by the same copyright terms
	14	* except that the holder is Tim Hudson (tjh@cryptsoft.com).
0f113f3e	15	*
d02b48c6 RE	16	* Copyright remains Eric Young's, and as such any Copyright notices in
	17	* the code are not to be removed.
	18	* If this package is used in a product, Eric Young should be given attribution
	19	* as the author of the parts of the library used.
	20	* This can be in the form of a textual message at program startup or
	21	* in documentation (online or textual) provided with the package.
0f113f3e	22	*
d02b48c6 RE	23	* Redistribution and use in source and binary forms, with or without
	24	* modification, are permitted provided that the following conditions
	25	* are met:
	26	* 1. Redistributions of source code must retain the copyright
	27	* notice, this list of conditions and the following disclaimer.
	28	* 2. Redistributions in binary form must reproduce the above copyright
	29	* notice, this list of conditions and the following disclaimer in the
	30	* documentation and/or other materials provided with the distribution.
	31	* 3. All advertising materials mentioning features or use of this software
	32	* must display the following acknowledgement:
	33	* "This product includes cryptographic software written by
	34	* Eric Young (eay@cryptsoft.com)"
	35	* The word 'cryptographic' can be left out if the rouines from the library
	36	* being used are not cryptographic related :-).
0f113f3e	37	* 4. If you include any Windows specific code (or a derivative thereof) from
d02b48c6 RE	38	* the apps directory (application code) you must include an acknowledgement:
d02b48c6 RE	39	* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
0f113f3e	40	*
d02b48c6 RE	41	* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
	42	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	43	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	44	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
	45	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	46	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	47	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	48	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	49	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	50	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	51	* SUCH DAMAGE.
0f113f3e	52	*
d02b48c6 RE	53	* The licence and distribution terms for any publically available version or
	54	* derivative of this code cannot be changed. i.e. this code cannot simply be
	55	* copied and put under another distribution licence
	56	* [including the GNU Public Licence.]
	57	*/
	58
3eeaab4b	59	#include <openssl/opensslconf.h>
cf1b7d96	60	#ifndef OPENSSL_NO_RSA
0f113f3e MC	61	# include <stdio.h>
	62	# include <stdlib.h>
	63	# include <string.h>
	64	# include <time.h>
	65	# include "apps.h"
	66	# include <openssl/bio.h>
	67	# include <openssl/err.h>
	68	# include <openssl/rsa.h>
	69	# include <openssl/evp.h>
	70	# include <openssl/x509.h>
	71	# include <openssl/pem.h>
	72	# include <openssl/bn.h>
	73
	74	# undef PROG
	75	# define PROG rsa_main
d02b48c6	76
1d97c843	77	/*-
0f113f3e	78	* -inform arg - input format - default PEM (one of DER, NET or PEM)
d02b48c6	79	* -outform arg - output format - default PEM
0f113f3e MC	80	* -in arg - input file - default stdin
	81	* -out arg - output file - default stdout
	82	* -des - encrypt output if PEM format with DES in cbc mode
	83	* -des3 - encrypt output if PEM format
	84	* -idea - encrypt output if PEM format
	85	* -seed - encrypt output if PEM format
	86	* -aes128 - encrypt output if PEM format
	87	* -aes192 - encrypt output if PEM format
	88	* -aes256 - encrypt output if PEM format
f3dea9a5 BM	89	* -camellia128 - encrypt output if PEM format
	90	* -camellia192 - encrypt output if PEM format
	91	* -camellia256 - encrypt output if PEM format
0f113f3e MC	92	* -text - print a text version
	93	* -modulus - print the RSA key modulus
	94	* -check - verify key consistency
	95	* -pubin - Expect a public key in input file.
	96	* -pubout - Output a public key.
d02b48c6 RE	97	*/
d02b48c6 RE	98
667ac4ec RE	99	int MAIN(int, char **);
667ac4ec RE	100
6b691a5c	101	int MAIN(int argc, char **argv)
0f113f3e MC	102	{
	103	ENGINE *e = NULL;
	104	int ret = 1;
	105	RSA *rsa = NULL;
	106	int i, badops = 0, sgckey = 0;
	107	const EVP_CIPHER *enc = NULL;
	108	BIO *out = NULL;
	109	int informat, outformat, text = 0, check = 0, noout = 0;
	110	int pubin = 0, pubout = 0;
	111	char infile, outfile, *prog;
	112	char passargin = NULL, passargout = NULL;
	113	char passin = NULL, passout = NULL;
	114	# ifndef OPENSSL_NO_ENGINE
	115	char *engine = NULL;
	116	# endif
	117	int modulus = 0;
35313768	118	#ifndef OPENSSL_NO_RC4
0f113f3e	119	int pvk_encr = 2;
35313768	120	#endif
d02b48c6	121
0f113f3e	122	apps_startup();
5270e702	123
0f113f3e MC	124	if (bio_err == NULL)
	125	if ((bio_err = BIO_new(BIO_s_file())) != NULL)
	126	BIO_set_fp(bio_err, stderr, BIO_NOCLOSE \| BIO_FP_TEXT);
	127
	128	if (!load_config(bio_err, NULL))
	129	goto end;
	130
	131	infile = NULL;
	132	outfile = NULL;
	133	informat = FORMAT_PEM;
	134	outformat = FORMAT_PEM;
	135
	136	prog = argv[0];
	137	argc--;
	138	argv++;
	139	while (argc >= 1) {
	140	if (strcmp(*argv, "-inform") == 0) {
	141	if (--argc < 1)
	142	goto bad;
	143	informat = str2fmt(*(++argv));
	144	} else if (strcmp(*argv, "-outform") == 0) {
	145	if (--argc < 1)
	146	goto bad;
	147	outformat = str2fmt(*(++argv));
	148	} else if (strcmp(*argv, "-in") == 0) {
	149	if (--argc < 1)
	150	goto bad;
	151	infile = *(++argv);
	152	} else if (strcmp(*argv, "-out") == 0) {
	153	if (--argc < 1)
	154	goto bad;
	155	outfile = *(++argv);
	156	} else if (strcmp(*argv, "-passin") == 0) {
	157	if (--argc < 1)
	158	goto bad;
	159	passargin = *(++argv);
	160	} else if (strcmp(*argv, "-passout") == 0) {
	161	if (--argc < 1)
	162	goto bad;
	163	passargout = *(++argv);
	164	}
	165	# ifndef OPENSSL_NO_ENGINE
	166	else if (strcmp(*argv, "-engine") == 0) {
	167	if (--argc < 1)
	168	goto bad;
	169	engine = *(++argv);
	170	}
	171	# endif
	172	else if (strcmp(*argv, "-sgckey") == 0)
	173	sgckey = 1;
	174	else if (strcmp(*argv, "-pubin") == 0)
	175	pubin = 1;
	176	else if (strcmp(*argv, "-pubout") == 0)
	177	pubout = 1;
	178	else if (strcmp(*argv, "-RSAPublicKey_in") == 0)
	179	pubin = 2;
	180	else if (strcmp(*argv, "-RSAPublicKey_out") == 0)
	181	pubout = 2;
35313768	182	#ifndef OPENSSL_NO_RC4
0f113f3e MC	183	else if (strcmp(*argv, "-pvk-strong") == 0)
	184	pvk_encr = 2;
	185	else if (strcmp(*argv, "-pvk-weak") == 0)
	186	pvk_encr = 1;
	187	else if (strcmp(*argv, "-pvk-none") == 0)
	188	pvk_encr = 0;
35313768	189	#endif
0f113f3e MC	190	else if (strcmp(*argv, "-noout") == 0)
	191	noout = 1;
	192	else if (strcmp(*argv, "-text") == 0)
	193	text = 1;
	194	else if (strcmp(*argv, "-modulus") == 0)
	195	modulus = 1;
	196	else if (strcmp(*argv, "-check") == 0)
	197	check = 1;
	198	else if ((enc = EVP_get_cipherbyname(&(argv[0][1]))) == NULL) {
	199	BIO_printf(bio_err, "unknown option %s\n", *argv);
	200	badops = 1;
	201	break;
	202	}
	203	argc--;
	204	argv++;
	205	}
	206
	207	if (badops) {
	208	bad:
	209	BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
	210	BIO_printf(bio_err, "where options are\n");
	211	BIO_printf(bio_err,
	212	" -inform arg input format - one of DER NET PEM\n");
	213	BIO_printf(bio_err,
	214	" -outform arg output format - one of DER NET PEM\n");
	215	BIO_printf(bio_err, " -in arg input file\n");
	216	BIO_printf(bio_err, " -sgckey Use IIS SGC key format\n");
	217	BIO_printf(bio_err,
	218	" -passin arg input file pass phrase source\n");
	219	BIO_printf(bio_err, " -out arg output file\n");
	220	BIO_printf(bio_err,
	221	" -passout arg output file pass phrase source\n");
	222	BIO_printf(bio_err,
	223	" -des encrypt PEM output with cbc des\n");
	224	BIO_printf(bio_err,
	225	" -des3 encrypt PEM output with ede cbc des using 168 bit key\n");
	226	# ifndef OPENSSL_NO_IDEA
	227	BIO_printf(bio_err,
	228	" -idea encrypt PEM output with cbc idea\n");
	229	# endif
	230	# ifndef OPENSSL_NO_SEED
	231	BIO_printf(bio_err,
	232	" -seed encrypt PEM output with cbc seed\n");
	233	# endif
	234	# ifndef OPENSSL_NO_AES
	235	BIO_printf(bio_err, " -aes128, -aes192, -aes256\n");
	236	BIO_printf(bio_err,
	237	" encrypt PEM output with cbc aes\n");
	238	# endif
	239	# ifndef OPENSSL_NO_CAMELLIA
	240	BIO_printf(bio_err, " -camellia128, -camellia192, -camellia256\n");
	241	BIO_printf(bio_err,
	242	" encrypt PEM output with cbc camellia\n");
	243	# endif
	244	BIO_printf(bio_err, " -text print the key in text\n");
	245	BIO_printf(bio_err, " -noout don't print key out\n");
	246	BIO_printf(bio_err, " -modulus print the RSA key modulus\n");
	247	BIO_printf(bio_err, " -check verify key consistency\n");
	248	BIO_printf(bio_err,
	249	" -pubin expect a public key in input file\n");
	250	BIO_printf(bio_err, " -pubout output a public key\n");
	251	# ifndef OPENSSL_NO_ENGINE
	252	BIO_printf(bio_err,
	253	" -engine e use engine e, possibly a hardware device.\n");
254	# endif
255	goto end;
256	}
257
258	ERR_load_crypto_strings();
259
260	# ifndef OPENSSL_NO_ENGINE
261	e = setup_engine(bio_err, engine, 0);
262	# endif
263
264	if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
265	BIO_printf(bio_err, "Error getting passwords\n");
266	goto end;
267	}
268
269	if (check && pubin) {
270	BIO_printf(bio_err, "Only private keys can be checked\n");
271	goto end;
272	}
273
274	out = BIO_new(BIO_s_file());
275
276	{
277	EVP_PKEY *pkey;
278
279	if (pubin) {
280	int tmpformat = -1;
281	if (pubin == 2) {
282	if (informat == FORMAT_PEM)
283	tmpformat = FORMAT_PEMRSA;
284	else if (informat == FORMAT_ASN1)
285	tmpformat = FORMAT_ASN1RSA;
286	} else if (informat == FORMAT_NETSCAPE && sgckey)
287	tmpformat = FORMAT_IISSGC;
288	else
289	tmpformat = informat;
290
291	pkey = load_pubkey(bio_err, infile, tmpformat, 1,
292	passin, e, "Public Key");
293	} else
294	pkey = load_key(bio_err, infile,
295	(informat == FORMAT_NETSCAPE && sgckey ?
296	FORMAT_IISSGC : informat), 1,
297	passin, e, "Private Key");
298
299	if (pkey != NULL)
300	rsa = EVP_PKEY_get1_RSA(pkey);
301	EVP_PKEY_free(pkey);
302	}
303
304	if (rsa == NULL) {
305	ERR_print_errors(bio_err);
306	goto end;
307	}
308
309	if (outfile == NULL) {
310	BIO_set_fp(out, stdout, BIO_NOCLOSE);
311	# ifdef OPENSSL_SYS_VMS
312	{
313	BIO *tmpbio = BIO_new(BIO_f_linebuffer());
314	out = BIO_push(tmpbio, out);
315	}
316	# endif
317	} else {
318	if (BIO_write_filename(out, outfile) <= 0) {
319	perror(outfile);
320	goto end;
321	}
322	}
323
324	if (text)
325	if (!RSA_print(out, rsa, 0)) {
326	perror(outfile);
327	ERR_print_errors(bio_err);
328	goto end;
329	}
330
331	if (modulus) {
332	BIO_printf(out, "Modulus=");
333	BN_print(out, rsa->n);
334	BIO_printf(out, "\n");
335	}
336
337	if (check) {
338	int r = RSA_check_key(rsa);
339
340	if (r == 1)
341	BIO_printf(out, "RSA key ok\n");
342	else if (r == 0) {
343	unsigned long err;
344
345	while ((err = ERR_peek_error()) != 0 &&
346	ERR_GET_LIB(err) == ERR_LIB_RSA &&
347	ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY &&
348	ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) {
349	BIO_printf(out, "RSA key error: %s\n",
350	ERR_reason_error_string(err));
351	ERR_get_error(); /* remove e from error stack */
352	}
353	}
354
355	if (r == -1 \|\| ERR_peek_error() != 0) { /* should happen only if r ==
356	* -1 */
357	ERR_print_errors(bio_err);
358	goto end;
359	}
360	}
361
362	if (noout) {
363	ret = 0;
364	goto end;
365	}
366	BIO_printf(bio_err, "writing RSA key\n");
367	if (outformat == FORMAT_ASN1) {
368	if (pubout \|\| pubin) {
369	if (pubout == 2)
370	i = i2d_RSAPublicKey_bio(out, rsa);
371	else
372	i = i2d_RSA_PUBKEY_bio(out, rsa);
373	} else
374	i = i2d_RSAPrivateKey_bio(out, rsa);
375	}
376	# ifndef OPENSSL_NO_RC4
377	else if (outformat == FORMAT_NETSCAPE) {
378	unsigned char p, pp;
379	int size;
380
381	i = 1;
382	size = i2d_RSA_NET(rsa, NULL, NULL, sgckey);
383	if ((p = (unsigned char *)OPENSSL_malloc(size)) == NULL) {
384	BIO_printf(bio_err, "Memory allocation failure\n");
385	goto end;
386	}
387	pp = p;
388	i2d_RSA_NET(rsa, &p, NULL, sgckey);
389	BIO_write(out, (char *)pp, size);
390	OPENSSL_free(pp);
391	}
392	# endif
393	else if (outformat == FORMAT_PEM) {
394	if (pubout \|\| pubin) {
395	if (pubout == 2)
396	i = PEM_write_bio_RSAPublicKey(out, rsa);
397	else
398	i = PEM_write_bio_RSA_PUBKEY(out, rsa);
399	} else
400	i = PEM_write_bio_RSAPrivateKey(out, rsa,
401	enc, NULL, 0, NULL, passout);
402	# if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
403	} else if (outformat == FORMAT_MSBLOB \|\| outformat == FORMAT_PVK) {
404	EVP_PKEY *pk;
405	pk = EVP_PKEY_new();
406	EVP_PKEY_set1_RSA(pk, rsa);
407	if (outformat == FORMAT_PVK)
408	i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
409	else if (pubin \|\| pubout)
410	i = i2b_PublicKey_bio(out, pk);
411	else
412	i = i2b_PrivateKey_bio(out, pk);
413	EVP_PKEY_free(pk);
414	# endif
415	} else {
416	BIO_printf(bio_err, "bad output format specified for outfile\n");
417	goto end;
418	}
419	if (i <= 0) {
420	BIO_printf(bio_err, "unable to write key\n");
421	ERR_print_errors(bio_err);
422	} else
423	ret = 0;
424	end:
425	if (out != NULL)
426	BIO_free_all(out);
427	if (rsa != NULL)
428	RSA_free(rsa);
429	if (passin)
430	OPENSSL_free(passin);
431	if (passout)
432	OPENSSL_free(passout);
433	apps_shutdown();
434	OPENSSL_EXIT(ret);
435	}
436	#else /* !OPENSSL_NO_RSA */
752d706a BL	437
752d706a BL	438	# if PEDANTIC
0f113f3e	439	static void *dummy = &dummy;
752d706a BL	440	# endif
752d706a BL	441
f5d7a031	442	#endif