ssl/tsrc/topenssl/src/rsa.c
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ssl/tsrc/topenssl/src/rsa.c	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,394 @@
+/* apps/rsa.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>
+#ifndef OPENSSL_NO_RSA
+#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/rsa.h>
+#include <openssl/evp.h>
+#include <openssl/x509.h>
+#include <openssl/pem.h>
+#include <openssl/bn.h>
+
+#undef PROG
+#define PROG	rsa_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
+ * -seed	- 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 RSA key modulus
+ * -check	- verify key consistency
+ * -pubin	- Expect a public key in input file.
+ * -pubout	- Output a public key.
+ */
+
+
+int MAIN(int, char **);
+
+int MAIN(int argc, char **argv)
+	{
+	ENGINE *e = NULL;
+	int ret=1;
+	RSA *rsa=NULL;
+	int i,badops=0, sgckey=0;
+	const EVP_CIPHER *enc=NULL;
+	BIO *out=NULL;
+	int informat,outformat,text=0,check=0,noout=0;
+	int pubin = 0, pubout = 0;
+	char *infile,*outfile,*prog;
+	char *passargin = NULL, *passargout = NULL;
+	char *passin = NULL, *passout = NULL;
+#ifndef OPENSSL_NO_ENGINE
+	char *engine=NULL;
+#endif
+	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;
+
+	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,"-sgckey") == 0)
+			sgckey=1;
+		else if (strcmp(*argv,"-pubin") == 0)
+			pubin=1;
+		else if (strcmp(*argv,"-pubout") == 0)
+			pubout=1;
+		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,"-check") == 0)
+			check=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         input file\n");
+		BIO_printf(bio_err," -sgckey         Use IIS SGC key format\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," -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_SEED
+		BIO_printf(bio_err," -seed           encrypt PEM output with cbc seed\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 RSA key modulus\n");
+		BIO_printf(bio_err," -check          verify key consistency\n");
+		BIO_printf(bio_err," -pubin          expect a public key in input file\n");
+		BIO_printf(bio_err," -pubout         output a public key\n");
+#ifndef OPENSSL_NO_ENGINE
+		BIO_printf(bio_err," -engine e       use engine e, possibly a hardware device.\n");
+#endif
+		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;
+	}
+
+	if(check && pubin) {
+		BIO_printf(bio_err, "Only private keys can be checked\n");
+		goto end;
+	}
+
+	out=BIO_new(BIO_s_file());
+
+	{
+		EVP_PKEY	*pkey;
+
+		if (pubin)
+			pkey = load_pubkey(bio_err, infile,
+				(informat == FORMAT_NETSCAPE && sgckey ?
+					FORMAT_IISSGC : informat), 1,
+				passin, e, "Public Key");
+		else
+			pkey = load_key(bio_err, infile,
+				(informat == FORMAT_NETSCAPE && sgckey ?
+					FORMAT_IISSGC : informat), 1,
+				passin, e, "Private Key");
+
+		if (pkey != NULL)
+		rsa = pkey == NULL ? NULL : EVP_PKEY_get1_RSA(pkey);
+		EVP_PKEY_free(pkey);
+	}
+
+	if (rsa == 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) 
+		if (!RSA_print(out,rsa,0))
+			{
+			perror(outfile);
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+
+	if (modulus)
+		{
+		BIO_printf(out,"Modulus=");
+		BN_print(out,rsa->n);
+		BIO_printf(out,"\n");
+		}
+
+	if (check)
+		{
+		int r = RSA_check_key(rsa);
+
+		if (r == 1)
+			BIO_printf(out,"RSA key ok\n");
+		else if (r == 0)
+			{
+			unsigned long err;
+
+			while ((err = ERR_peek_error()) != 0 &&
+				ERR_GET_LIB(err) == ERR_LIB_RSA &&
+				ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY &&
+				ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE)
+				{
+				BIO_printf(out, "RSA key error: %s\n", ERR_reason_error_string(err));
+				ERR_get_error(); /* remove e from error stack */
+				}
+			}
+		
+		if (r == -1 || ERR_peek_error() != 0) /* should happen only if r == -1 */
+			{
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+		}
+		
+	if (noout)
+		{
+		ret = 0;
+		goto end;
+		}
+	BIO_printf(bio_err,"writing RSA key\n");
+	if 	(outformat == FORMAT_ASN1) {
+		if(pubout || pubin) i=i2d_RSA_PUBKEY_bio(out,rsa);
+		else i=i2d_RSAPrivateKey_bio(out,rsa);
+	}
+#ifndef OPENSSL_NO_RC4
+	else if (outformat == FORMAT_NETSCAPE)
+		{
+		unsigned char *p,*pp;
+		int size;
+
+		i=1;
+		size=i2d_RSA_NET(rsa,NULL,NULL, sgckey);
+		if ((p=(unsigned char *)OPENSSL_malloc(size)) == NULL)
+			{
+			BIO_printf(bio_err,"Memory allocation failure\n");
+			goto end;
+			}
+		pp=p;
+		i2d_RSA_NET(rsa,&p,NULL, sgckey);
+		BIO_write(out,(char *)pp,size);
+		OPENSSL_free(pp);
+		}
+#endif
+	else if (outformat == FORMAT_PEM) {
+		if(pubout || pubin)
+		    i=PEM_write_bio_RSA_PUBKEY(out,rsa);
+		else i=PEM_write_bio_RSAPrivateKey(out,rsa,
+						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 key\n");
+		ERR_print_errors(bio_err);
+		}
+	else
+		ret=0;
+end:
+	if(out != NULL) BIO_free_all(out);
+	if(rsa != NULL) RSA_free(rsa);
+	if(passin) OPENSSL_free(passin);
+	if(passout) OPENSSL_free(passout);
+	apps_shutdown();
+	OPENSSL_EXIT(ret);
+	}
+#else /* !OPENSSL_NO_RSA */
+
+# if PEDANTIC
+static void *dummy=&dummy;
+# endif
+
+#endif