1 files changed, 400 insertions, 0 deletions
diff --git a/crypto/openssl/apps/ec.c b/crypto/openssl/apps/ec.c
new file mode 100644
index 0000000..6b3d3ad
--- /dev/null
+++ b/crypto/openssl/apps/ec.c
@@ -0,0 +1,400 @@
+/* apps/ec.c */
+/*
+ * Written by Nils Larsch for the OpenSSL project.
+ */
+/* ====================================================================
+ * Copyright (c) 1998-2005 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>
+#ifndef OPENSSL_NO_EC
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "apps.h"
+#include <openssl/bio.h>
+#include <openssl/err.h>
+#include <openssl/evp.h>
+#include <openssl/pem.h>
+
+#undef PROG
+#define PROG	ec_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
+ * -text          - print a text version
+ * -param_out     - print the elliptic curve parameters
+ * -conv_form arg - specifies the point encoding form
+ * -param_enc arg - specifies the parameter encoding
+ */
+
+int MAIN(int, char **);
+
+int MAIN(int argc, char **argv)
+{
+	int 	ret = 1;
+	EC_KEY 	*eckey = NULL;
+	const EC_GROUP *group;
+	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, param_out = 0;
+	char 	*infile, *outfile, *prog, *engine;
+	char 	*passargin = NULL, *passargout = NULL;
+	char 	*passin = NULL, *passout = NULL;
+	point_conversion_form_t form = POINT_CONVERSION_UNCOMPRESSED;
+	int	new_form = 0;
+	int	asn1_flag = OPENSSL_EC_NAMED_CURVE;
+	int 	new_asn1_flag = 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;
+
+	engine = NULL;
+	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);
+			}
+		else if (strcmp(*argv, "-engine") == 0)
+			{
+			if (--argc < 1) goto bad;
+			engine= *(++argv);
+			}
+		else if (strcmp(*argv, "-noout") == 0)
+			noout = 1;
+		else if (strcmp(*argv, "-text") == 0)
+			text = 1;
+		else if (strcmp(*argv, "-conv_form") == 0)
+			{
+			if (--argc < 1)
+				goto bad;
+			++argv;
+			new_form = 1;
+			if (strcmp(*argv, "compressed") == 0)
+				form = POINT_CONVERSION_COMPRESSED;
+			else if (strcmp(*argv, "uncompressed") == 0)
+				form = POINT_CONVERSION_UNCOMPRESSED;
+			else if (strcmp(*argv, "hybrid") == 0)
+				form = POINT_CONVERSION_HYBRID;
+			else
+				goto bad;
+			}
+		else if (strcmp(*argv, "-param_enc") == 0)
+			{
+			if (--argc < 1)
+				goto bad;
+			++argv;
+			new_asn1_flag = 1;
+			if (strcmp(*argv, "named_curve") == 0)
+				asn1_flag = OPENSSL_EC_NAMED_CURVE;
+			else if (strcmp(*argv, "explicit") == 0)
+				asn1_flag = 0;
+			else
+				goto bad;
+			}
+		else if (strcmp(*argv, "-param_out") == 0)
+			param_out = 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");
+		BIO_printf(bio_err, " -engine e       use engine e, "
+				"possibly a hardware device.\n");
+		BIO_printf(bio_err, " -des            encrypt PEM output, "
+				"instead of 'des' every other \n"
+				"                 cipher "
+				"supported by OpenSSL can be used\n");
+		BIO_printf(bio_err, " -text           print the key\n");
+		BIO_printf(bio_err, " -noout          don't print key out\n");
+		BIO_printf(bio_err, " -param_out      print the elliptic "
+				"curve parameters\n");
+		BIO_printf(bio_err, " -conv_form arg  specifies the "
+				"point conversion form \n");
+		BIO_printf(bio_err, "                 possible values:"
+				" compressed\n");
+		BIO_printf(bio_err, "                                 "
+				" uncompressed (default)\n");
+		BIO_printf(bio_err, "                                  "
+				" hybrid\n");
+		BIO_printf(bio_err, " -param_enc arg  specifies the way"
+				" the ec parameters are encoded\n");
+		BIO_printf(bio_err, "                 in the asn1 der "
+				"encoding\n");
+		BIO_printf(bio_err, "                 possible values:"
+				" named_curve (default)\n");
+		BIO_printf(bio_err,"                                  "
+				"explicit\n");
+		goto end;
+		}
+
+	ERR_load_crypto_strings();
+
+#ifndef OPENSSL_NO_ENGINE
+        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 EC key\n");
+	if (informat == FORMAT_ASN1) 
+		{
+		if (pubin) 
+			eckey = d2i_EC_PUBKEY_bio(in, NULL);
+		else 
+			eckey = d2i_ECPrivateKey_bio(in, NULL);
+		} 
+	else if (informat == FORMAT_PEM) 
+		{
+		if (pubin) 
+			eckey = PEM_read_bio_EC_PUBKEY(in, NULL, NULL, 
+				NULL);
+		else 
+			eckey = PEM_read_bio_ECPrivateKey(in, NULL, NULL,
+				passin);
+		} 
+	else
+		{
+		BIO_printf(bio_err, "bad input format specified for key\n");
+		goto end;
+		}
+	if (eckey == 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;
+			}
+		}
+
+	group = EC_KEY_get0_group(eckey);
+
+	if (new_form)
+		EC_KEY_set_conv_form(eckey, form);
+
+	if (new_asn1_flag)
+		EC_KEY_set_asn1_flag(eckey, asn1_flag);
+
+	if (text) 
+		if (!EC_KEY_print(out, eckey, 0))
+			{
+			perror(outfile);
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+
+	if (noout) 
+		{
+		ret = 0;
+		goto end;
+		}
+
+	BIO_printf(bio_err, "writing EC key\n");
+	if (outformat == FORMAT_ASN1) 
+		{
+		if (param_out)
+			i = i2d_ECPKParameters_bio(out, group);
+		else if (pubin || pubout) 
+			i = i2d_EC_PUBKEY_bio(out, eckey);
+		else 
+			i = i2d_ECPrivateKey_bio(out, eckey);
+		} 
+	else if (outformat == FORMAT_PEM) 
+		{
+		if (param_out)
+			i = PEM_write_bio_ECPKParameters(out, group);
+		else if (pubin || pubout)
+			i = PEM_write_bio_EC_PUBKEY(out, eckey);
+		else 
+			i = PEM_write_bio_ECPrivateKey(out, eckey, 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)
+		BIO_free(in);
+	if (out)
+		BIO_free_all(out);
+	if (eckey)
+		EC_KEY_free(eckey);
+	if (passin)
+		OPENSSL_free(passin);
+	if (passout)
+		OPENSSL_free(passout);
+	apps_shutdown();
+	OPENSSL_EXIT(ret);
+}
+#endif