| /* 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 |