1*0Sstevel@tonic-gate /* apps/dsa.c */ 2*0Sstevel@tonic-gate /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3*0Sstevel@tonic-gate * All rights reserved. 4*0Sstevel@tonic-gate * 5*0Sstevel@tonic-gate * This package is an SSL implementation written 6*0Sstevel@tonic-gate * by Eric Young (eay@cryptsoft.com). 7*0Sstevel@tonic-gate * The implementation was written so as to conform with Netscapes SSL. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * This library is free for commercial and non-commercial use as long as 10*0Sstevel@tonic-gate * the following conditions are aheared to. The following conditions 11*0Sstevel@tonic-gate * apply to all code found in this distribution, be it the RC4, RSA, 12*0Sstevel@tonic-gate * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13*0Sstevel@tonic-gate * included with this distribution is covered by the same copyright terms 14*0Sstevel@tonic-gate * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15*0Sstevel@tonic-gate * 16*0Sstevel@tonic-gate * Copyright remains Eric Young's, and as such any Copyright notices in 17*0Sstevel@tonic-gate * the code are not to be removed. 18*0Sstevel@tonic-gate * If this package is used in a product, Eric Young should be given attribution 19*0Sstevel@tonic-gate * as the author of the parts of the library used. 20*0Sstevel@tonic-gate * This can be in the form of a textual message at program startup or 21*0Sstevel@tonic-gate * in documentation (online or textual) provided with the package. 22*0Sstevel@tonic-gate * 23*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 24*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions 25*0Sstevel@tonic-gate * are met: 26*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the copyright 27*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 28*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 29*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in the 30*0Sstevel@tonic-gate * documentation and/or other materials provided with the distribution. 31*0Sstevel@tonic-gate * 3. All advertising materials mentioning features or use of this software 32*0Sstevel@tonic-gate * must display the following acknowledgement: 33*0Sstevel@tonic-gate * "This product includes cryptographic software written by 34*0Sstevel@tonic-gate * Eric Young (eay@cryptsoft.com)" 35*0Sstevel@tonic-gate * The word 'cryptographic' can be left out if the rouines from the library 36*0Sstevel@tonic-gate * being used are not cryptographic related :-). 37*0Sstevel@tonic-gate * 4. If you include any Windows specific code (or a derivative thereof) from 38*0Sstevel@tonic-gate * the apps directory (application code) you must include an acknowledgement: 39*0Sstevel@tonic-gate * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40*0Sstevel@tonic-gate * 41*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42*0Sstevel@tonic-gate * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43*0Sstevel@tonic-gate * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44*0Sstevel@tonic-gate * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45*0Sstevel@tonic-gate * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46*0Sstevel@tonic-gate * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47*0Sstevel@tonic-gate * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48*0Sstevel@tonic-gate * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49*0Sstevel@tonic-gate * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50*0Sstevel@tonic-gate * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51*0Sstevel@tonic-gate * SUCH DAMAGE. 52*0Sstevel@tonic-gate * 53*0Sstevel@tonic-gate * The licence and distribution terms for any publically available version or 54*0Sstevel@tonic-gate * derivative of this code cannot be changed. i.e. this code cannot simply be 55*0Sstevel@tonic-gate * copied and put under another distribution licence 56*0Sstevel@tonic-gate * [including the GNU Public Licence.] 57*0Sstevel@tonic-gate */ 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA 60*0Sstevel@tonic-gate #include <stdio.h> 61*0Sstevel@tonic-gate #include <stdlib.h> 62*0Sstevel@tonic-gate #include <string.h> 63*0Sstevel@tonic-gate #include <time.h> 64*0Sstevel@tonic-gate #include "apps.h" 65*0Sstevel@tonic-gate #include <openssl/bio.h> 66*0Sstevel@tonic-gate #include <openssl/err.h> 67*0Sstevel@tonic-gate #include <openssl/dsa.h> 68*0Sstevel@tonic-gate #include <openssl/evp.h> 69*0Sstevel@tonic-gate #include <openssl/x509.h> 70*0Sstevel@tonic-gate #include <openssl/pem.h> 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate #undef PROG 73*0Sstevel@tonic-gate #define PROG dsa_main 74*0Sstevel@tonic-gate 75*0Sstevel@tonic-gate /* -inform arg - input format - default PEM (one of DER, NET or PEM) 76*0Sstevel@tonic-gate * -outform arg - output format - default PEM 77*0Sstevel@tonic-gate * -in arg - input file - default stdin 78*0Sstevel@tonic-gate * -out arg - output file - default stdout 79*0Sstevel@tonic-gate * -des - encrypt output if PEM format with DES in cbc mode 80*0Sstevel@tonic-gate * -des3 - encrypt output if PEM format 81*0Sstevel@tonic-gate * -idea - encrypt output if PEM format 82*0Sstevel@tonic-gate * -aes128 - encrypt output if PEM format 83*0Sstevel@tonic-gate * -aes192 - encrypt output if PEM format 84*0Sstevel@tonic-gate * -aes256 - encrypt output if PEM format 85*0Sstevel@tonic-gate * -text - print a text version 86*0Sstevel@tonic-gate * -modulus - print the DSA public key 87*0Sstevel@tonic-gate */ 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate int MAIN(int, char **); 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate int MAIN(int argc, char **argv) 92*0Sstevel@tonic-gate { 93*0Sstevel@tonic-gate #ifndef OPENSSL_NO_ENGINE 94*0Sstevel@tonic-gate ENGINE *e = NULL; 95*0Sstevel@tonic-gate #endif 96*0Sstevel@tonic-gate int ret=1; 97*0Sstevel@tonic-gate DSA *dsa=NULL; 98*0Sstevel@tonic-gate int i,badops=0; 99*0Sstevel@tonic-gate const EVP_CIPHER *enc=NULL; 100*0Sstevel@tonic-gate BIO *in=NULL,*out=NULL; 101*0Sstevel@tonic-gate int informat,outformat,text=0,noout=0; 102*0Sstevel@tonic-gate int pubin = 0, pubout = 0; 103*0Sstevel@tonic-gate char *infile,*outfile,*prog; 104*0Sstevel@tonic-gate #ifndef OPENSSL_NO_ENGINE 105*0Sstevel@tonic-gate char *engine; 106*0Sstevel@tonic-gate #endif 107*0Sstevel@tonic-gate char *passargin = NULL, *passargout = NULL; 108*0Sstevel@tonic-gate char *passin = NULL, *passout = NULL; 109*0Sstevel@tonic-gate int modulus=0; 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate apps_startup(); 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate if (bio_err == NULL) 114*0Sstevel@tonic-gate if ((bio_err=BIO_new(BIO_s_file())) != NULL) 115*0Sstevel@tonic-gate BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 116*0Sstevel@tonic-gate 117*0Sstevel@tonic-gate if (!load_config(bio_err, NULL)) 118*0Sstevel@tonic-gate goto end; 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate #ifndef OPENSSL_NO_ENGINE 121*0Sstevel@tonic-gate engine=NULL; 122*0Sstevel@tonic-gate #endif 123*0Sstevel@tonic-gate infile=NULL; 124*0Sstevel@tonic-gate outfile=NULL; 125*0Sstevel@tonic-gate informat=FORMAT_PEM; 126*0Sstevel@tonic-gate outformat=FORMAT_PEM; 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate prog=argv[0]; 129*0Sstevel@tonic-gate argc--; 130*0Sstevel@tonic-gate argv++; 131*0Sstevel@tonic-gate while (argc >= 1) 132*0Sstevel@tonic-gate { 133*0Sstevel@tonic-gate if (strcmp(*argv,"-inform") == 0) 134*0Sstevel@tonic-gate { 135*0Sstevel@tonic-gate if (--argc < 1) goto bad; 136*0Sstevel@tonic-gate informat=str2fmt(*(++argv)); 137*0Sstevel@tonic-gate } 138*0Sstevel@tonic-gate else if (strcmp(*argv,"-outform") == 0) 139*0Sstevel@tonic-gate { 140*0Sstevel@tonic-gate if (--argc < 1) goto bad; 141*0Sstevel@tonic-gate outformat=str2fmt(*(++argv)); 142*0Sstevel@tonic-gate } 143*0Sstevel@tonic-gate else if (strcmp(*argv,"-in") == 0) 144*0Sstevel@tonic-gate { 145*0Sstevel@tonic-gate if (--argc < 1) goto bad; 146*0Sstevel@tonic-gate infile= *(++argv); 147*0Sstevel@tonic-gate } 148*0Sstevel@tonic-gate else if (strcmp(*argv,"-out") == 0) 149*0Sstevel@tonic-gate { 150*0Sstevel@tonic-gate if (--argc < 1) goto bad; 151*0Sstevel@tonic-gate outfile= *(++argv); 152*0Sstevel@tonic-gate } 153*0Sstevel@tonic-gate else if (strcmp(*argv,"-passin") == 0) 154*0Sstevel@tonic-gate { 155*0Sstevel@tonic-gate if (--argc < 1) goto bad; 156*0Sstevel@tonic-gate passargin= *(++argv); 157*0Sstevel@tonic-gate } 158*0Sstevel@tonic-gate else if (strcmp(*argv,"-passout") == 0) 159*0Sstevel@tonic-gate { 160*0Sstevel@tonic-gate if (--argc < 1) goto bad; 161*0Sstevel@tonic-gate passargout= *(++argv); 162*0Sstevel@tonic-gate } 163*0Sstevel@tonic-gate #ifndef OPENSSL_NO_ENGINE 164*0Sstevel@tonic-gate else if (strcmp(*argv,"-engine") == 0) 165*0Sstevel@tonic-gate { 166*0Sstevel@tonic-gate if (--argc < 1) goto bad; 167*0Sstevel@tonic-gate engine= *(++argv); 168*0Sstevel@tonic-gate } 169*0Sstevel@tonic-gate #endif 170*0Sstevel@tonic-gate else if (strcmp(*argv,"-noout") == 0) 171*0Sstevel@tonic-gate noout=1; 172*0Sstevel@tonic-gate else if (strcmp(*argv,"-text") == 0) 173*0Sstevel@tonic-gate text=1; 174*0Sstevel@tonic-gate else if (strcmp(*argv,"-modulus") == 0) 175*0Sstevel@tonic-gate modulus=1; 176*0Sstevel@tonic-gate else if (strcmp(*argv,"-pubin") == 0) 177*0Sstevel@tonic-gate pubin=1; 178*0Sstevel@tonic-gate else if (strcmp(*argv,"-pubout") == 0) 179*0Sstevel@tonic-gate pubout=1; 180*0Sstevel@tonic-gate else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL) 181*0Sstevel@tonic-gate { 182*0Sstevel@tonic-gate BIO_printf(bio_err,"unknown option %s\n",*argv); 183*0Sstevel@tonic-gate badops=1; 184*0Sstevel@tonic-gate break; 185*0Sstevel@tonic-gate } 186*0Sstevel@tonic-gate argc--; 187*0Sstevel@tonic-gate argv++; 188*0Sstevel@tonic-gate } 189*0Sstevel@tonic-gate 190*0Sstevel@tonic-gate if (badops) 191*0Sstevel@tonic-gate { 192*0Sstevel@tonic-gate bad: 193*0Sstevel@tonic-gate BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); 194*0Sstevel@tonic-gate BIO_printf(bio_err,"where options are\n"); 195*0Sstevel@tonic-gate BIO_printf(bio_err," -inform arg input format - DER or PEM\n"); 196*0Sstevel@tonic-gate BIO_printf(bio_err," -outform arg output format - DER or PEM\n"); 197*0Sstevel@tonic-gate BIO_printf(bio_err," -in arg input file\n"); 198*0Sstevel@tonic-gate BIO_printf(bio_err," -passin arg input file pass phrase source\n"); 199*0Sstevel@tonic-gate BIO_printf(bio_err," -out arg output file\n"); 200*0Sstevel@tonic-gate BIO_printf(bio_err," -passout arg output file pass phrase source\n"); 201*0Sstevel@tonic-gate #ifndef OPENSSL_NO_ENGINE 202*0Sstevel@tonic-gate BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); 203*0Sstevel@tonic-gate #endif 204*0Sstevel@tonic-gate BIO_printf(bio_err," -des encrypt PEM output with cbc des\n"); 205*0Sstevel@tonic-gate BIO_printf(bio_err," -des3 encrypt PEM output with ede cbc des using 168 bit key\n"); 206*0Sstevel@tonic-gate #ifndef OPENSSL_NO_IDEA 207*0Sstevel@tonic-gate BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\n"); 208*0Sstevel@tonic-gate #endif 209*0Sstevel@tonic-gate #ifndef OPENSSL_NO_AES 210*0Sstevel@tonic-gate BIO_printf(bio_err," -aes128, -aes192, -aes256\n"); 211*0Sstevel@tonic-gate BIO_printf(bio_err," encrypt PEM output with cbc aes\n"); 212*0Sstevel@tonic-gate #endif 213*0Sstevel@tonic-gate BIO_printf(bio_err," -text print the key in text\n"); 214*0Sstevel@tonic-gate BIO_printf(bio_err," -noout don't print key out\n"); 215*0Sstevel@tonic-gate BIO_printf(bio_err," -modulus print the DSA public value\n"); 216*0Sstevel@tonic-gate goto end; 217*0Sstevel@tonic-gate } 218*0Sstevel@tonic-gate 219*0Sstevel@tonic-gate ERR_load_crypto_strings(); 220*0Sstevel@tonic-gate 221*0Sstevel@tonic-gate #ifndef OPENSSL_NO_ENGINE 222*0Sstevel@tonic-gate e = setup_engine(bio_err, engine, 0); 223*0Sstevel@tonic-gate #endif 224*0Sstevel@tonic-gate 225*0Sstevel@tonic-gate if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) { 226*0Sstevel@tonic-gate BIO_printf(bio_err, "Error getting passwords\n"); 227*0Sstevel@tonic-gate goto end; 228*0Sstevel@tonic-gate } 229*0Sstevel@tonic-gate 230*0Sstevel@tonic-gate in=BIO_new(BIO_s_file()); 231*0Sstevel@tonic-gate out=BIO_new(BIO_s_file()); 232*0Sstevel@tonic-gate if ((in == NULL) || (out == NULL)) 233*0Sstevel@tonic-gate { 234*0Sstevel@tonic-gate ERR_print_errors(bio_err); 235*0Sstevel@tonic-gate goto end; 236*0Sstevel@tonic-gate } 237*0Sstevel@tonic-gate 238*0Sstevel@tonic-gate if (infile == NULL) 239*0Sstevel@tonic-gate BIO_set_fp(in,stdin,BIO_NOCLOSE); 240*0Sstevel@tonic-gate else 241*0Sstevel@tonic-gate { 242*0Sstevel@tonic-gate if (BIO_read_filename(in,infile) <= 0) 243*0Sstevel@tonic-gate { 244*0Sstevel@tonic-gate perror(infile); 245*0Sstevel@tonic-gate goto end; 246*0Sstevel@tonic-gate } 247*0Sstevel@tonic-gate } 248*0Sstevel@tonic-gate 249*0Sstevel@tonic-gate BIO_printf(bio_err,"read DSA key\n"); 250*0Sstevel@tonic-gate if (informat == FORMAT_ASN1) { 251*0Sstevel@tonic-gate if(pubin) dsa=d2i_DSA_PUBKEY_bio(in,NULL); 252*0Sstevel@tonic-gate else dsa=d2i_DSAPrivateKey_bio(in,NULL); 253*0Sstevel@tonic-gate } else if (informat == FORMAT_PEM) { 254*0Sstevel@tonic-gate if(pubin) dsa=PEM_read_bio_DSA_PUBKEY(in,NULL, NULL, NULL); 255*0Sstevel@tonic-gate else dsa=PEM_read_bio_DSAPrivateKey(in,NULL,NULL,passin); 256*0Sstevel@tonic-gate } else 257*0Sstevel@tonic-gate { 258*0Sstevel@tonic-gate BIO_printf(bio_err,"bad input format specified for key\n"); 259*0Sstevel@tonic-gate goto end; 260*0Sstevel@tonic-gate } 261*0Sstevel@tonic-gate if (dsa == NULL) 262*0Sstevel@tonic-gate { 263*0Sstevel@tonic-gate BIO_printf(bio_err,"unable to load Key\n"); 264*0Sstevel@tonic-gate ERR_print_errors(bio_err); 265*0Sstevel@tonic-gate goto end; 266*0Sstevel@tonic-gate } 267*0Sstevel@tonic-gate 268*0Sstevel@tonic-gate if (outfile == NULL) 269*0Sstevel@tonic-gate { 270*0Sstevel@tonic-gate BIO_set_fp(out,stdout,BIO_NOCLOSE); 271*0Sstevel@tonic-gate #ifdef OPENSSL_SYS_VMS 272*0Sstevel@tonic-gate { 273*0Sstevel@tonic-gate BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 274*0Sstevel@tonic-gate out = BIO_push(tmpbio, out); 275*0Sstevel@tonic-gate } 276*0Sstevel@tonic-gate #endif 277*0Sstevel@tonic-gate } 278*0Sstevel@tonic-gate else 279*0Sstevel@tonic-gate { 280*0Sstevel@tonic-gate if (BIO_write_filename(out,outfile) <= 0) 281*0Sstevel@tonic-gate { 282*0Sstevel@tonic-gate perror(outfile); 283*0Sstevel@tonic-gate goto end; 284*0Sstevel@tonic-gate } 285*0Sstevel@tonic-gate } 286*0Sstevel@tonic-gate 287*0Sstevel@tonic-gate if (text) 288*0Sstevel@tonic-gate if (!DSA_print(out,dsa,0)) 289*0Sstevel@tonic-gate { 290*0Sstevel@tonic-gate perror(outfile); 291*0Sstevel@tonic-gate ERR_print_errors(bio_err); 292*0Sstevel@tonic-gate goto end; 293*0Sstevel@tonic-gate } 294*0Sstevel@tonic-gate 295*0Sstevel@tonic-gate if (modulus) 296*0Sstevel@tonic-gate { 297*0Sstevel@tonic-gate fprintf(stdout,"Public Key="); 298*0Sstevel@tonic-gate BN_print(out,dsa->pub_key); 299*0Sstevel@tonic-gate fprintf(stdout,"\n"); 300*0Sstevel@tonic-gate } 301*0Sstevel@tonic-gate 302*0Sstevel@tonic-gate if (noout) goto end; 303*0Sstevel@tonic-gate BIO_printf(bio_err,"writing DSA key\n"); 304*0Sstevel@tonic-gate if (outformat == FORMAT_ASN1) { 305*0Sstevel@tonic-gate if(pubin || pubout) i=i2d_DSA_PUBKEY_bio(out,dsa); 306*0Sstevel@tonic-gate else i=i2d_DSAPrivateKey_bio(out,dsa); 307*0Sstevel@tonic-gate } else if (outformat == FORMAT_PEM) { 308*0Sstevel@tonic-gate if(pubin || pubout) 309*0Sstevel@tonic-gate i=PEM_write_bio_DSA_PUBKEY(out,dsa); 310*0Sstevel@tonic-gate else i=PEM_write_bio_DSAPrivateKey(out,dsa,enc, 311*0Sstevel@tonic-gate NULL,0,NULL, passout); 312*0Sstevel@tonic-gate } else { 313*0Sstevel@tonic-gate BIO_printf(bio_err,"bad output format specified for outfile\n"); 314*0Sstevel@tonic-gate goto end; 315*0Sstevel@tonic-gate } 316*0Sstevel@tonic-gate if (!i) 317*0Sstevel@tonic-gate { 318*0Sstevel@tonic-gate BIO_printf(bio_err,"unable to write private key\n"); 319*0Sstevel@tonic-gate ERR_print_errors(bio_err); 320*0Sstevel@tonic-gate } 321*0Sstevel@tonic-gate else 322*0Sstevel@tonic-gate ret=0; 323*0Sstevel@tonic-gate end: 324*0Sstevel@tonic-gate if(in != NULL) BIO_free(in); 325*0Sstevel@tonic-gate if(out != NULL) BIO_free_all(out); 326*0Sstevel@tonic-gate if(dsa != NULL) DSA_free(dsa); 327*0Sstevel@tonic-gate if(passin) OPENSSL_free(passin); 328*0Sstevel@tonic-gate if(passout) OPENSSL_free(passout); 329*0Sstevel@tonic-gate apps_shutdown(); 330*0Sstevel@tonic-gate OPENSSL_EXIT(ret); 331*0Sstevel@tonic-gate } 332*0Sstevel@tonic-gate #endif 333