ssl/tsrc/topenssl/src/dsa.c
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ssl/tsrc/topenssl/src/dsa.c	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,338 @@
+/* apps/dsa.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>	/* for OPENSSL_NO_DSA */
+#ifndef OPENSSL_NO_DSA
+#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/dsa.h>
+#include <openssl/evp.h>
+#include <openssl/x509.h>
+#include <openssl/pem.h>
+#include <openssl/bn.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
+ * -aes128	- encrypt output if PEM format
+ * -aes192	- encrypt output if PEM format
+ * -aes256	- encrypt output if PEM format
+ * -text	- print a text version
+ * -modulus	- print the DSA public key
+ */
+
+
+int MAIN(int, char **);
+
+int MAIN(int argc, char **argv)
+	{
+#ifndef OPENSSL_NO_ENGINE
+	ENGINE *e = NULL;
+#endif
+	int ret=1;
+	DSA *dsa=NULL;
+	int i,badops=0;
+	const EVP_CIPHER *enc=NULL;
+	BIO *in=NULL,*out=NULL;
+	int informat,outformat,text=0,noout=0;
+	int pubin = 0, pubout = 0;
+	char *infile,*outfile,*prog;
+#ifndef OPENSSL_NO_ENGINE
+	char *engine;
+#endif
+	char *passargin = NULL, *passargout = NULL;
+	char *passin = NULL, *passout = NULL;
+	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|BIO_FP_TEXT);
+			
+
+	if (!load_config(bio_err, NULL))
+		goto end;
+
+#ifndef OPENSSL_NO_ENGINE
+	engine=NULL;
+#endif
+	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,"-noout") == 0)
+			noout=1;
+		else if (strcmp(*argv,"-text") == 0)
+			text=1;
+		else if (strcmp(*argv,"-modulus") == 0)
+			modulus=1;
+		else if (strcmp(*argv,"-pubin") == 0)
+			pubin=1;
+		else if (strcmp(*argv,"-pubout") == 0)
+			pubout=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 - DER or PEM\n");
+		BIO_printf(bio_err," -outform arg    output format - DER or PEM\n");
+		BIO_printf(bio_err," -in arg         input file\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");
+#ifndef OPENSSL_NO_ENGINE
+		BIO_printf(bio_err," -engine e       use engine e, possibly a hardware device.\n");
+#endif
+		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_AES
+		BIO_printf(bio_err," -aes128, -aes192, -aes256\n");
+		BIO_printf(bio_err,"                 encrypt PEM output with cbc aes\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();
+
+#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;
+	}
+
+	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 key\n");
+	if	(informat == FORMAT_ASN1) {
+		if(pubin) dsa=d2i_DSA_PUBKEY_bio(in,NULL);
+		else dsa=d2i_DSAPrivateKey_bio(in,NULL);
+	} else if (informat == FORMAT_PEM) {
+		if(pubin) dsa=PEM_read_bio_DSA_PUBKEY(in,NULL, NULL, NULL);
+		else dsa=PEM_read_bio_DSAPrivateKey(in,NULL,NULL,passin);
+	} else
+		{
+		BIO_printf(bio_err,"bad input format specified for key\n");
+		goto end;
+		}
+	if (dsa == NULL)
+		{
+		BIO_printf(bio_err,"unable to load Key\n");
+		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 (!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 key\n");
+	if 	(outformat == FORMAT_ASN1) {
+		if(pubin || pubout) i=i2d_DSA_PUBKEY_bio(out,dsa);
+		else i=i2d_DSAPrivateKey_bio(out,dsa);
+	} else if (outformat == FORMAT_PEM) {
+		if(pubin || pubout)
+			i=PEM_write_bio_DSA_PUBKEY(out,dsa);
+		else i=PEM_write_bio_DSAPrivateKey(out,dsa,enc,
+							NULL,0,NULL, passout);
+	} 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_all(out);
+	if(dsa != NULL) DSA_free(dsa);
+	if(passin) OPENSSL_free(passin);
+	if(passout) OPENSSL_free(passout);
+	apps_shutdown();
+	OPENSSL_EXIT(ret);
+	}
+#endif