diff options
Diffstat (limited to 'openssl/apps/dhparam.c')
| -rw-r--r-- | openssl/apps/dhparam.c | 560 |
1 files changed, 0 insertions, 560 deletions
diff --git a/openssl/apps/dhparam.c b/openssl/apps/dhparam.c deleted file mode 100644 index b47097cb..00000000 --- a/openssl/apps/dhparam.c +++ /dev/null @@ -1,560 +0,0 @@ -/* apps/dhparam.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.] - */ -/* ==================================================================== - * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. - * - * 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 above 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 acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * openssl-core@openssl.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.openssl.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED 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 OpenSSL PROJECT OR - * ITS 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. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). - * - */ - -#include <openssl/opensslconf.h> /* for OPENSSL_NO_DH */ -#ifndef OPENSSL_NO_DH -#include <stdio.h> -#include <stdlib.h> -#include <time.h> -#include <string.h> -#include "apps.h" -#include <openssl/bio.h> -#include <openssl/err.h> -#include <openssl/bn.h> -#include <openssl/dh.h> -#include <openssl/x509.h> -#include <openssl/pem.h> - -#ifndef OPENSSL_NO_DSA -#include <openssl/dsa.h> -#endif - -#undef PROG -#define PROG dhparam_main - -#define DEFBITS 512 - -/* -inform arg - input format - default PEM (DER or PEM) - * -outform arg - output format - default PEM - * -in arg - input file - default stdin - * -out arg - output file - default stdout - * -dsaparam - read or generate DSA parameters, convert to DH - * -check - check the parameters are ok - * -noout - * -text - * -C - */ - -static int MS_CALLBACK dh_cb(int p, int n, BN_GENCB *cb); - -int MAIN(int, char **); - -int MAIN(int argc, char **argv) - { - DH *dh=NULL; - int i,badops=0,text=0; -#ifndef OPENSSL_NO_DSA - int dsaparam=0; -#endif - BIO *in=NULL,*out=NULL; - int informat,outformat,check=0,noout=0,C=0,ret=1; - char *infile,*outfile,*prog; - char *inrand=NULL; -#ifndef OPENSSL_NO_ENGINE - char *engine=NULL; -#endif - int num = 0, g = 0; - - 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); - } -#ifndef OPENSSL_NO_ENGINE - else if (strcmp(*argv,"-engine") == 0) - { - if (--argc < 1) goto bad; - engine= *(++argv); - } -#endif - else if (strcmp(*argv,"-check") == 0) - check=1; - else if (strcmp(*argv,"-text") == 0) - text=1; -#ifndef OPENSSL_NO_DSA - else if (strcmp(*argv,"-dsaparam") == 0) - dsaparam=1; -#endif - else if (strcmp(*argv,"-C") == 0) - C=1; - else if (strcmp(*argv,"-noout") == 0) - noout=1; - else if (strcmp(*argv,"-2") == 0) - g=2; - else if (strcmp(*argv,"-5") == 0) - g=5; - else if (strcmp(*argv,"-rand") == 0) - { - if (--argc < 1) goto bad; - inrand= *(++argv); - } - else if (((sscanf(*argv,"%d",&num) == 0) || (num <= 0))) - goto bad; - argv++; - argc--; - } - - if (badops) - { -bad: - BIO_printf(bio_err,"%s [options] [numbits]\n",prog); - BIO_printf(bio_err,"where options are\n"); - BIO_printf(bio_err," -inform arg input format - one of DER PEM\n"); - BIO_printf(bio_err," -outform arg output format - one of DER PEM\n"); - BIO_printf(bio_err," -in arg input file\n"); - BIO_printf(bio_err," -out arg output file\n"); -#ifndef OPENSSL_NO_DSA - BIO_printf(bio_err," -dsaparam read or generate DSA parameters, convert to DH\n"); -#endif - BIO_printf(bio_err," -check check the DH parameters\n"); - BIO_printf(bio_err," -text print a text form of the DH parameters\n"); - BIO_printf(bio_err," -C Output C code\n"); - BIO_printf(bio_err," -2 generate parameters using 2 as the generator value\n"); - BIO_printf(bio_err," -5 generate parameters using 5 as the generator value\n"); - BIO_printf(bio_err," numbits number of bits in to generate (default 512)\n"); -#ifndef OPENSSL_NO_ENGINE - BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); -#endif - BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); - BIO_printf(bio_err," - load the file (or the files in the directory) into\n"); - BIO_printf(bio_err," the random number generator\n"); - BIO_printf(bio_err," -noout no output\n"); - goto end; - } - - ERR_load_crypto_strings(); - -#ifndef OPENSSL_NO_ENGINE - setup_engine(bio_err, engine, 0); -#endif - - if (g && !num) - num = DEFBITS; - -#ifndef OPENSSL_NO_DSA - if (dsaparam) - { - if (g) - { - BIO_printf(bio_err, "generator may not be chosen for DSA parameters\n"); - goto end; - } - } - else -#endif - { - /* DH parameters */ - if (num && !g) - g = 2; - } - - if(num) { - - BN_GENCB cb; - BN_GENCB_set(&cb, dh_cb, bio_err); - if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL) - { - BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); - } - if (inrand != NULL) - BIO_printf(bio_err,"%ld semi-random bytes loaded\n", - app_RAND_load_files(inrand)); - -#ifndef OPENSSL_NO_DSA - if (dsaparam) - { - DSA *dsa = DSA_new(); - - BIO_printf(bio_err,"Generating DSA parameters, %d bit long prime\n",num); - if(!dsa || !DSA_generate_parameters_ex(dsa, num, - NULL, 0, NULL, NULL, &cb)) - { - if(dsa) DSA_free(dsa); - ERR_print_errors(bio_err); - goto end; - } - - dh = DSA_dup_DH(dsa); - DSA_free(dsa); - if (dh == NULL) - { - ERR_print_errors(bio_err); - goto end; - } - } - else -#endif - { - dh = DH_new(); - BIO_printf(bio_err,"Generating DH parameters, %d bit long safe prime, generator %d\n",num,g); - BIO_printf(bio_err,"This is going to take a long time\n"); - if(!dh || !DH_generate_parameters_ex(dh, num, g, &cb)) - { - if(dh) DH_free(dh); - ERR_print_errors(bio_err); - goto end; - } - } - - app_RAND_write_file(NULL, bio_err); - } else { - - in=BIO_new(BIO_s_file()); - if (in == NULL) - { - ERR_print_errors(bio_err); - goto end; - } - if (infile == NULL) - BIO_set_fp(in,stdin,BIO_NOCLOSE); - else - { - if (BIO_read_filename(in,infile) <= 0) - { - perror(infile); - goto end; - } - } - - if (informat != FORMAT_ASN1 && informat != FORMAT_PEM) - { - BIO_printf(bio_err,"bad input format specified\n"); - goto end; - } - -#ifndef OPENSSL_NO_DSA - if (dsaparam) - { - DSA *dsa; - - if (informat == FORMAT_ASN1) - dsa=d2i_DSAparams_bio(in,NULL); - else /* informat == FORMAT_PEM */ - dsa=PEM_read_bio_DSAparams(in,NULL,NULL,NULL); - - if (dsa == NULL) - { - BIO_printf(bio_err,"unable to load DSA parameters\n"); - ERR_print_errors(bio_err); - goto end; - } - - dh = DSA_dup_DH(dsa); - DSA_free(dsa); - if (dh == NULL) - { - ERR_print_errors(bio_err); - goto end; - } - } - else -#endif - { - if (informat == FORMAT_ASN1) - dh=d2i_DHparams_bio(in,NULL); - else /* informat == FORMAT_PEM */ - dh=PEM_read_bio_DHparams(in,NULL,NULL,NULL); - - if (dh == NULL) - { - BIO_printf(bio_err,"unable to load DH parameters\n"); - ERR_print_errors(bio_err); - goto end; - } - } - - /* dh != NULL */ - } - - out=BIO_new(BIO_s_file()); - if (out == 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) - { - DHparams_print(out,dh); - } - - if (check) - { - if (!DH_check(dh,&i)) - { - ERR_print_errors(bio_err); - goto end; - } - if (i & DH_CHECK_P_NOT_PRIME) - printf("p value is not prime\n"); - if (i & DH_CHECK_P_NOT_SAFE_PRIME) - printf("p value is not a safe prime\n"); - if (i & DH_UNABLE_TO_CHECK_GENERATOR) - printf("unable to check the generator value\n"); - if (i & DH_NOT_SUITABLE_GENERATOR) - printf("the g value is not a generator\n"); - if (i == 0) - printf("DH parameters appear to be ok.\n"); - } - if (C) - { - unsigned char *data; - int len,l,bits; - - len=BN_num_bytes(dh->p); - bits=BN_num_bits(dh->p); - data=(unsigned char *)OPENSSL_malloc(len); - if (data == NULL) - { - perror("OPENSSL_malloc"); - goto end; - } - printf("#ifndef HEADER_DH_H\n" - "#include <openssl/dh.h>\n" - "#endif\n"); - printf("DH *get_dh%d()\n\t{\n",bits); - - l=BN_bn2bin(dh->p,data); - printf("\tstatic unsigned char dh%d_p[]={",bits); - for (i=0; i<l; i++) - { - if ((i%12) == 0) printf("\n\t\t"); - printf("0x%02X,",data[i]); - } - printf("\n\t\t};\n"); - - l=BN_bn2bin(dh->g,data); - printf("\tstatic unsigned char dh%d_g[]={",bits); - for (i=0; i<l; i++) - { - if ((i%12) == 0) printf("\n\t\t"); - printf("0x%02X,",data[i]); - } - printf("\n\t\t};\n"); - - printf("\tDH *dh;\n\n"); - printf("\tif ((dh=DH_new()) == NULL) return(NULL);\n"); - printf("\tdh->p=BN_bin2bn(dh%d_p,sizeof(dh%d_p),NULL);\n", - bits,bits); - printf("\tdh->g=BN_bin2bn(dh%d_g,sizeof(dh%d_g),NULL);\n", - bits,bits); - printf("\tif ((dh->p == NULL) || (dh->g == NULL))\n"); - printf("\t\t{ DH_free(dh); return(NULL); }\n"); - if (dh->length) - printf("\tdh->length = %ld;\n", dh->length); - printf("\treturn(dh);\n\t}\n"); - OPENSSL_free(data); - } - - - if (!noout) - { - if (outformat == FORMAT_ASN1) - i=i2d_DHparams_bio(out,dh); - else if (outformat == FORMAT_PEM) - i=PEM_write_bio_DHparams(out,dh); - else { - BIO_printf(bio_err,"bad output format specified for outfile\n"); - goto end; - } - if (!i) - { - BIO_printf(bio_err,"unable to write DH parameters\n"); - ERR_print_errors(bio_err); - goto end; - } - } - ret=0; -end: - if (in != NULL) BIO_free(in); - if (out != NULL) BIO_free_all(out); - if (dh != NULL) DH_free(dh); - apps_shutdown(); - OPENSSL_EXIT(ret); - } - -/* dh_cb is identical to dsa_cb in apps/dsaparam.c */ -static int MS_CALLBACK dh_cb(int p, int n, BN_GENCB *cb) - { - char c='*'; - - if (p == 0) c='.'; - if (p == 1) c='+'; - if (p == 2) c='*'; - if (p == 3) c='\n'; - BIO_write(cb->arg,&c,1); - (void)BIO_flush(cb->arg); -#ifdef LINT - p=n; -#endif - return 1; - } - -#else /* !OPENSSL_NO_DH */ - -# if PEDANTIC -static void *dummy=&dummy; -# endif - -#endif |