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author | Ralf S. Engelschall <rse@openssl.org> | 1998-12-21 10:52:47 +0000 |
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committer | Ralf S. Engelschall <rse@openssl.org> | 1998-12-21 10:52:47 +0000 |
commit | d02b48c63a58ea4367a0e905979f140b7d090f86 (patch) | |
tree | 504f62ed3d84799f785b9cd9fab255a21b0e1b0e /apps/dsa.c | |
download | openssl-d02b48c63a58ea4367a0e905979f140b7d090f86.tar.gz |
Import of old SSLeay release: SSLeay 0.8.1b
Diffstat (limited to 'apps/dsa.c')
-rw-r--r-- | apps/dsa.c | 257 |
1 files changed, 257 insertions, 0 deletions
diff --git a/apps/dsa.c b/apps/dsa.c new file mode 100644 index 0000000000..585116a677 --- /dev/null +++ b/apps/dsa.c @@ -0,0 +1,257 @@ +/* apps/dsa.c */ +/* Copyright (C) 1995-1997 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 <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> +#include "apps.h" +#include "bio.h" +#include "err.h" +#include "dsa.h" +#include "evp.h" +#include "x509.h" +#include "pem.h" + +#undef PROG +#define PROG dsa_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 + * -text - print a text version + * -modulus - print the DSA public key + */ + +int MAIN(argc, argv) +int argc; +char **argv; + { + int ret=1; + DSA *dsa=NULL; + int i,badops=0; + EVP_CIPHER *enc=NULL; + BIO *in=NULL,*out=NULL; + int informat,outformat,text=0,noout=0; + char *infile,*outfile,*prog; + int modulus=0; + + apps_startup(); + + if (bio_err == NULL) + if ((bio_err=BIO_new(BIO_s_file())) != NULL) + BIO_set_fp(bio_err,stderr,BIO_NOCLOSE); + + 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,"-noout") == 0) + noout=1; + else if (strcmp(*argv,"-text") == 0) + text=1; + else if (strcmp(*argv,"-modulus") == 0) + modulus=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 inout file\n"); + BIO_printf(bio_err," -out arg output file\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 NO_IDEA + BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\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 DSA public value\n"); + goto end; + } + + ERR_load_crypto_strings(); + + in=BIO_new(BIO_s_file()); + out=BIO_new(BIO_s_file()); + if ((in == NULL) || (out == 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; + } + } + + BIO_printf(bio_err,"read DSA private key\n"); + if (informat == FORMAT_ASN1) + dsa=d2i_DSAPrivateKey_bio(in,NULL); + else if (informat == FORMAT_PEM) + dsa=PEM_read_bio_DSAPrivateKey(in,NULL,NULL); + else + { + BIO_printf(bio_err,"bad input format specified for key\n"); + goto end; + } + if (dsa == NULL) + { + BIO_printf(bio_err,"unable to load Private Key\n"); + ERR_print_errors(bio_err); + goto end; + } + + if (outfile == NULL) + BIO_set_fp(out,stdout,BIO_NOCLOSE); + else + { + if (BIO_write_filename(out,outfile) <= 0) + { + perror(outfile); + goto end; + } + } + + if (text) + if (!DSA_print(out,dsa,0)) + { + perror(outfile); + ERR_print_errors(bio_err); + goto end; + } + + if (modulus) + { + fprintf(stdout,"Public Key="); + BN_print(out,dsa->pub_key); + fprintf(stdout,"\n"); + } + + if (noout) goto end; + BIO_printf(bio_err,"writing DSA private key\n"); + if (outformat == FORMAT_ASN1) + i=i2d_DSAPrivateKey_bio(out,dsa); + else if (outformat == FORMAT_PEM) + i=PEM_write_bio_DSAPrivateKey(out,dsa,enc,NULL,0,NULL); + else { + BIO_printf(bio_err,"bad output format specified for outfile\n"); + goto end; + } + if (!i) + { + BIO_printf(bio_err,"unable to write private key\n"); + ERR_print_errors(bio_err); + } + else + ret=0; +end: + if (in != NULL) BIO_free(in); + if (out != NULL) BIO_free(out); + if (dsa != NULL) DSA_free(dsa); + EXIT(ret); + } + |