155714Skris/* apps/rsa.c */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 855714Skris * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1555714Skris * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 2255714Skris * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 3755714Skris * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 4055714Skris * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 5255714Skris * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 5855714Skris 59160814Ssimon#include <openssl/opensslconf.h> 60109998Smarkm#ifndef OPENSSL_NO_RSA 6155714Skris#include <stdio.h> 6255714Skris#include <stdlib.h> 6355714Skris#include <string.h> 6455714Skris#include <time.h> 6555714Skris#include "apps.h" 6655714Skris#include <openssl/bio.h> 6755714Skris#include <openssl/err.h> 6855714Skris#include <openssl/rsa.h> 6955714Skris#include <openssl/evp.h> 7055714Skris#include <openssl/x509.h> 7155714Skris#include <openssl/pem.h> 72160814Ssimon#include <openssl/bn.h> 7355714Skris 7455714Skris#undef PROG 7555714Skris#define PROG rsa_main 7655714Skris 7755714Skris/* -inform arg - input format - default PEM (one of DER, NET or PEM) 7855714Skris * -outform arg - output format - default PEM 7955714Skris * -in arg - input file - default stdin 8055714Skris * -out arg - output file - default stdout 8155714Skris * -des - encrypt output if PEM format with DES in cbc mode 8255714Skris * -des3 - encrypt output if PEM format 8355714Skris * -idea - encrypt output if PEM format 84194206Ssimon * -seed - encrypt output if PEM format 85109998Smarkm * -aes128 - encrypt output if PEM format 86109998Smarkm * -aes192 - encrypt output if PEM format 87109998Smarkm * -aes256 - encrypt output if PEM format 88162911Ssimon * -camellia128 - encrypt output if PEM format 89162911Ssimon * -camellia192 - encrypt output if PEM format 90162911Ssimon * -camellia256 - encrypt output if PEM format 9155714Skris * -text - print a text version 9255714Skris * -modulus - print the RSA key modulus 9355714Skris * -check - verify key consistency 9459191Skris * -pubin - Expect a public key in input file. 9559191Skris * -pubout - Output a public key. 9655714Skris */ 9755714Skris 9859191Skrisint MAIN(int, char **); 9959191Skris 10055714Skrisint MAIN(int argc, char **argv) 10155714Skris { 102109998Smarkm ENGINE *e = NULL; 10355714Skris int ret=1; 10455714Skris RSA *rsa=NULL; 10568651Skris int i,badops=0, sgckey=0; 10655714Skris const EVP_CIPHER *enc=NULL; 107109998Smarkm BIO *out=NULL; 10855714Skris int informat,outformat,text=0,check=0,noout=0; 10959191Skris int pubin = 0, pubout = 0; 11055714Skris char *infile,*outfile,*prog; 11159191Skris char *passargin = NULL, *passargout = NULL; 11259191Skris char *passin = NULL, *passout = NULL; 113111147Snectar#ifndef OPENSSL_NO_ENGINE 114109998Smarkm char *engine=NULL; 115111147Snectar#endif 11655714Skris int modulus=0; 11755714Skris 118238405Sjkim int pvk_encr = 2; 119238405Sjkim 12055714Skris apps_startup(); 12155714Skris 12255714Skris if (bio_err == NULL) 12355714Skris if ((bio_err=BIO_new(BIO_s_file())) != NULL) 12455714Skris BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 12555714Skris 126109998Smarkm if (!load_config(bio_err, NULL)) 127109998Smarkm goto end; 128109998Smarkm 12955714Skris infile=NULL; 13055714Skris outfile=NULL; 13155714Skris informat=FORMAT_PEM; 13255714Skris outformat=FORMAT_PEM; 13355714Skris 13455714Skris prog=argv[0]; 13555714Skris argc--; 13655714Skris argv++; 13755714Skris while (argc >= 1) 13855714Skris { 13955714Skris if (strcmp(*argv,"-inform") == 0) 14055714Skris { 14155714Skris if (--argc < 1) goto bad; 14255714Skris informat=str2fmt(*(++argv)); 14355714Skris } 14455714Skris else if (strcmp(*argv,"-outform") == 0) 14555714Skris { 14655714Skris if (--argc < 1) goto bad; 14755714Skris outformat=str2fmt(*(++argv)); 14855714Skris } 14955714Skris else if (strcmp(*argv,"-in") == 0) 15055714Skris { 15155714Skris if (--argc < 1) goto bad; 15255714Skris infile= *(++argv); 15355714Skris } 15455714Skris else if (strcmp(*argv,"-out") == 0) 15555714Skris { 15655714Skris if (--argc < 1) goto bad; 15755714Skris outfile= *(++argv); 15855714Skris } 15959191Skris else if (strcmp(*argv,"-passin") == 0) 16059191Skris { 16159191Skris if (--argc < 1) goto bad; 16259191Skris passargin= *(++argv); 16359191Skris } 16459191Skris else if (strcmp(*argv,"-passout") == 0) 16559191Skris { 16659191Skris if (--argc < 1) goto bad; 16759191Skris passargout= *(++argv); 16859191Skris } 169111147Snectar#ifndef OPENSSL_NO_ENGINE 170109998Smarkm else if (strcmp(*argv,"-engine") == 0) 171109998Smarkm { 172109998Smarkm if (--argc < 1) goto bad; 173109998Smarkm engine= *(++argv); 174109998Smarkm } 175111147Snectar#endif 17668651Skris else if (strcmp(*argv,"-sgckey") == 0) 17768651Skris sgckey=1; 17859191Skris else if (strcmp(*argv,"-pubin") == 0) 17959191Skris pubin=1; 18059191Skris else if (strcmp(*argv,"-pubout") == 0) 18159191Skris pubout=1; 182238405Sjkim else if (strcmp(*argv,"-RSAPublicKey_in") == 0) 183238405Sjkim pubin = 2; 184238405Sjkim else if (strcmp(*argv,"-RSAPublicKey_out") == 0) 185238405Sjkim pubout = 2; 186238405Sjkim else if (strcmp(*argv,"-pvk-strong") == 0) 187238405Sjkim pvk_encr=2; 188238405Sjkim else if (strcmp(*argv,"-pvk-weak") == 0) 189238405Sjkim pvk_encr=1; 190238405Sjkim else if (strcmp(*argv,"-pvk-none") == 0) 191238405Sjkim pvk_encr=0; 19255714Skris else if (strcmp(*argv,"-noout") == 0) 19355714Skris noout=1; 19455714Skris else if (strcmp(*argv,"-text") == 0) 19555714Skris text=1; 19655714Skris else if (strcmp(*argv,"-modulus") == 0) 19755714Skris modulus=1; 19855714Skris else if (strcmp(*argv,"-check") == 0) 19955714Skris check=1; 20055714Skris else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL) 20155714Skris { 20255714Skris BIO_printf(bio_err,"unknown option %s\n",*argv); 20355714Skris badops=1; 20455714Skris break; 20555714Skris } 20655714Skris argc--; 20755714Skris argv++; 20855714Skris } 20955714Skris 21055714Skris if (badops) 21155714Skris { 21255714Skrisbad: 21355714Skris BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); 21455714Skris BIO_printf(bio_err,"where options are\n"); 21559191Skris BIO_printf(bio_err," -inform arg input format - one of DER NET PEM\n"); 21659191Skris BIO_printf(bio_err," -outform arg output format - one of DER NET PEM\n"); 21759191Skris BIO_printf(bio_err," -in arg input file\n"); 21868651Skris BIO_printf(bio_err," -sgckey Use IIS SGC key format\n"); 21959191Skris BIO_printf(bio_err," -passin arg input file pass phrase source\n"); 22059191Skris BIO_printf(bio_err," -out arg output file\n"); 22159191Skris BIO_printf(bio_err," -passout arg output file pass phrase source\n"); 22259191Skris BIO_printf(bio_err," -des encrypt PEM output with cbc des\n"); 22359191Skris BIO_printf(bio_err," -des3 encrypt PEM output with ede cbc des using 168 bit key\n"); 224109998Smarkm#ifndef OPENSSL_NO_IDEA 22559191Skris BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\n"); 22655714Skris#endif 227194206Ssimon#ifndef OPENSSL_NO_SEED 228194206Ssimon BIO_printf(bio_err," -seed encrypt PEM output with cbc seed\n"); 229194206Ssimon#endif 230109998Smarkm#ifndef OPENSSL_NO_AES 231109998Smarkm BIO_printf(bio_err," -aes128, -aes192, -aes256\n"); 232109998Smarkm BIO_printf(bio_err," encrypt PEM output with cbc aes\n"); 233109998Smarkm#endif 234162911Ssimon#ifndef OPENSSL_NO_CAMELLIA 235162911Ssimon BIO_printf(bio_err," -camellia128, -camellia192, -camellia256\n"); 236162911Ssimon BIO_printf(bio_err," encrypt PEM output with cbc camellia\n"); 237162911Ssimon#endif 23859191Skris BIO_printf(bio_err," -text print the key in text\n"); 23959191Skris BIO_printf(bio_err," -noout don't print key out\n"); 24059191Skris BIO_printf(bio_err," -modulus print the RSA key modulus\n"); 24159191Skris BIO_printf(bio_err," -check verify key consistency\n"); 24259191Skris BIO_printf(bio_err," -pubin expect a public key in input file\n"); 24359191Skris BIO_printf(bio_err," -pubout output a public key\n"); 244111147Snectar#ifndef OPENSSL_NO_ENGINE 245109998Smarkm BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); 246111147Snectar#endif 24755714Skris goto end; 24855714Skris } 24955714Skris 25055714Skris ERR_load_crypto_strings(); 25155714Skris 252111147Snectar#ifndef OPENSSL_NO_ENGINE 253109998Smarkm e = setup_engine(bio_err, engine, 0); 254111147Snectar#endif 255109998Smarkm 25659191Skris if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) { 25759191Skris BIO_printf(bio_err, "Error getting passwords\n"); 25859191Skris goto end; 25959191Skris } 26059191Skris 26159191Skris if(check && pubin) { 26259191Skris BIO_printf(bio_err, "Only private keys can be checked\n"); 26359191Skris goto end; 26459191Skris } 26559191Skris 26655714Skris out=BIO_new(BIO_s_file()); 26755714Skris 268109998Smarkm { 269109998Smarkm EVP_PKEY *pkey; 27055714Skris 271109998Smarkm if (pubin) 272238405Sjkim { 273238405Sjkim int tmpformat=-1; 274238405Sjkim if (pubin == 2) 275238405Sjkim { 276238405Sjkim if (informat == FORMAT_PEM) 277238405Sjkim tmpformat = FORMAT_PEMRSA; 278238405Sjkim else if (informat == FORMAT_ASN1) 279238405Sjkim tmpformat = FORMAT_ASN1RSA; 280238405Sjkim } 281238405Sjkim else if (informat == FORMAT_NETSCAPE && sgckey) 282238405Sjkim tmpformat = FORMAT_IISSGC; 283238405Sjkim else 284238405Sjkim tmpformat = informat; 285238405Sjkim 286238405Sjkim pkey = load_pubkey(bio_err, infile, tmpformat, 1, 287109998Smarkm passin, e, "Public Key"); 288238405Sjkim } 289109998Smarkm else 290109998Smarkm pkey = load_key(bio_err, infile, 291109998Smarkm (informat == FORMAT_NETSCAPE && sgckey ? 292109998Smarkm FORMAT_IISSGC : informat), 1, 293109998Smarkm passin, e, "Private Key"); 294109998Smarkm 295109998Smarkm if (pkey != NULL) 296238405Sjkim rsa = EVP_PKEY_get1_RSA(pkey); 297109998Smarkm EVP_PKEY_free(pkey); 29859191Skris } 29955714Skris 30055714Skris if (rsa == NULL) 30155714Skris { 30255714Skris ERR_print_errors(bio_err); 30355714Skris goto end; 30455714Skris } 30555714Skris 30655714Skris if (outfile == NULL) 30768651Skris { 30855714Skris BIO_set_fp(out,stdout,BIO_NOCLOSE); 309109998Smarkm#ifdef OPENSSL_SYS_VMS 31068651Skris { 31168651Skris BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 31268651Skris out = BIO_push(tmpbio, out); 31368651Skris } 31468651Skris#endif 31568651Skris } 31655714Skris else 31755714Skris { 31855714Skris if (BIO_write_filename(out,outfile) <= 0) 31955714Skris { 32055714Skris perror(outfile); 32155714Skris goto end; 32255714Skris } 32355714Skris } 32455714Skris 32555714Skris if (text) 32655714Skris if (!RSA_print(out,rsa,0)) 32755714Skris { 32855714Skris perror(outfile); 32955714Skris ERR_print_errors(bio_err); 33055714Skris goto end; 33155714Skris } 33255714Skris 33355714Skris if (modulus) 33455714Skris { 33559191Skris BIO_printf(out,"Modulus="); 33655714Skris BN_print(out,rsa->n); 33759191Skris BIO_printf(out,"\n"); 33855714Skris } 33955714Skris 34055714Skris if (check) 34155714Skris { 34255714Skris int r = RSA_check_key(rsa); 34355714Skris 34455714Skris if (r == 1) 34555714Skris BIO_printf(out,"RSA key ok\n"); 34655714Skris else if (r == 0) 34755714Skris { 348160814Ssimon unsigned long err; 34955714Skris 350109998Smarkm while ((err = ERR_peek_error()) != 0 && 351109998Smarkm ERR_GET_LIB(err) == ERR_LIB_RSA && 352109998Smarkm ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY && 353109998Smarkm ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) 35455714Skris { 355109998Smarkm BIO_printf(out, "RSA key error: %s\n", ERR_reason_error_string(err)); 35655714Skris ERR_get_error(); /* remove e from error stack */ 35755714Skris } 35855714Skris } 35955714Skris 36055714Skris if (r == -1 || ERR_peek_error() != 0) /* should happen only if r == -1 */ 36155714Skris { 36255714Skris ERR_print_errors(bio_err); 36355714Skris goto end; 36455714Skris } 36555714Skris } 36655714Skris 36759191Skris if (noout) 36859191Skris { 36959191Skris ret = 0; 37059191Skris goto end; 37159191Skris } 37259191Skris BIO_printf(bio_err,"writing RSA key\n"); 37359191Skris if (outformat == FORMAT_ASN1) { 374238405Sjkim if(pubout || pubin) 375238405Sjkim { 376238405Sjkim if (pubout == 2) 377238405Sjkim i=i2d_RSAPublicKey_bio(out,rsa); 378238405Sjkim else 379238405Sjkim i=i2d_RSA_PUBKEY_bio(out,rsa); 380238405Sjkim } 38159191Skris else i=i2d_RSAPrivateKey_bio(out,rsa); 38259191Skris } 383109998Smarkm#ifndef OPENSSL_NO_RC4 38455714Skris else if (outformat == FORMAT_NETSCAPE) 38555714Skris { 38655714Skris unsigned char *p,*pp; 38755714Skris int size; 38855714Skris 38955714Skris i=1; 39068651Skris size=i2d_RSA_NET(rsa,NULL,NULL, sgckey); 39168651Skris if ((p=(unsigned char *)OPENSSL_malloc(size)) == NULL) 39255714Skris { 39368651Skris BIO_printf(bio_err,"Memory allocation failure\n"); 39455714Skris goto end; 39555714Skris } 39655714Skris pp=p; 39768651Skris i2d_RSA_NET(rsa,&p,NULL, sgckey); 39855714Skris BIO_write(out,(char *)pp,size); 39968651Skris OPENSSL_free(pp); 40055714Skris } 40155714Skris#endif 40259191Skris else if (outformat == FORMAT_PEM) { 40359191Skris if(pubout || pubin) 404238405Sjkim { 405238405Sjkim if (pubout == 2) 406238405Sjkim i=PEM_write_bio_RSAPublicKey(out,rsa); 407238405Sjkim else 408238405Sjkim i=PEM_write_bio_RSA_PUBKEY(out,rsa); 409238405Sjkim } 41059191Skris else i=PEM_write_bio_RSAPrivateKey(out,rsa, 41159191Skris enc,NULL,0,NULL,passout); 412238405Sjkim#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4) 413238405Sjkim } else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) { 414238405Sjkim EVP_PKEY *pk; 415238405Sjkim pk = EVP_PKEY_new(); 416238405Sjkim EVP_PKEY_set1_RSA(pk, rsa); 417238405Sjkim if (outformat == FORMAT_PVK) 418238405Sjkim i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout); 419238405Sjkim else if (pubin || pubout) 420238405Sjkim i = i2b_PublicKey_bio(out, pk); 421238405Sjkim else 422238405Sjkim i = i2b_PrivateKey_bio(out, pk); 423238405Sjkim EVP_PKEY_free(pk); 424238405Sjkim#endif 42559191Skris } else { 42655714Skris BIO_printf(bio_err,"bad output format specified for outfile\n"); 42755714Skris goto end; 42855714Skris } 429238405Sjkim if (i <= 0) 43055714Skris { 43159191Skris BIO_printf(bio_err,"unable to write key\n"); 43255714Skris ERR_print_errors(bio_err); 43355714Skris } 43455714Skris else 43555714Skris ret=0; 43655714Skrisend: 43768651Skris if(out != NULL) BIO_free_all(out); 43859191Skris if(rsa != NULL) RSA_free(rsa); 43968651Skris if(passin) OPENSSL_free(passin); 44068651Skris if(passout) OPENSSL_free(passout); 441109998Smarkm apps_shutdown(); 442109998Smarkm OPENSSL_EXIT(ret); 44355714Skris } 444109998Smarkm#else /* !OPENSSL_NO_RSA */ 44559191Skris 44659191Skris# if PEDANTIC 44759191Skrisstatic void *dummy=&dummy; 44859191Skris# endif 44959191Skris 45055714Skris#endif 451