ssl/tsrc/topenssl/src/x509.c
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ssl/tsrc/topenssl/src/x509.c	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,1279 @@
+/* apps/x509.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 <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#ifdef OPENSSL_NO_STDIO
+#define APPS_WIN16
+#endif
+#include "apps.h"
+#include <openssl/bio.h>
+#include <openssl/asn1.h>
+#include <openssl/err.h>
+#include <openssl/bn.h>
+#include <openssl/evp.h>
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+#include <openssl/objects.h>
+#include <openssl/pem.h>
+#ifndef OPENSSL_NO_RSA
+#include <openssl/rsa.h>
+#endif
+#ifndef OPENSSL_NO_DSA
+#include <openssl/dsa.h>
+#endif
+
+#undef PROG
+#define PROG x509_main
+
+#undef POSTFIX
+#define	POSTFIX	".srl"
+#define DEF_DAYS	30
+
+static const char *x509_usage[]={
+"usage: x509 args\n",
+" -inform arg     - input format - default PEM (one of DER, NET or PEM)\n",
+" -outform arg    - output format - default PEM (one of DER, NET or PEM)\n",
+" -keyform arg    - private key format - default PEM\n",
+" -CAform arg     - CA format - default PEM\n",
+" -CAkeyform arg  - CA key format - default PEM\n",
+" -in arg         - input file - default stdin\n",
+" -out arg        - output file - default stdout\n",
+" -passin arg     - private key password source\n",
+" -serial         - print serial number value\n",
+" -subject_hash   - print subject hash value\n",
+" -issuer_hash    - print issuer hash value\n",
+" -hash           - synonym for -subject_hash\n",
+" -subject        - print subject DN\n",
+" -issuer         - print issuer DN\n",
+" -email          - print email address(es)\n",
+" -startdate      - notBefore field\n",
+" -enddate        - notAfter field\n",
+" -purpose        - print out certificate purposes\n",
+" -dates          - both Before and After dates\n",
+" -modulus        - print the RSA key modulus\n",
+" -pubkey         - output the public key\n",
+" -fingerprint    - print the certificate fingerprint\n",
+" -alias          - output certificate alias\n",
+" -noout          - no certificate output\n",
+" -ocspid         - print OCSP hash values for the subject name and public key\n",
+" -trustout       - output a \"trusted\" certificate\n",
+" -clrtrust       - clear all trusted purposes\n",
+" -clrreject      - clear all rejected purposes\n",
+" -addtrust arg   - trust certificate for a given purpose\n",
+" -addreject arg  - reject certificate for a given purpose\n",
+" -setalias arg   - set certificate alias\n",
+" -days arg       - How long till expiry of a signed certificate - def 30 days\n",
+" -checkend arg   - check whether the cert expires in the next arg seconds\n",
+"                   exit 1 if so, 0 if not\n",
+" -signkey arg    - self sign cert with arg\n",
+" -x509toreq      - output a certification request object\n",
+" -req            - input is a certificate request, sign and output.\n",
+" -CA arg         - set the CA certificate, must be PEM format.\n",
+" -CAkey arg      - set the CA key, must be PEM format\n",
+"                   missing, it is assumed to be in the CA file.\n",
+" -CAcreateserial - create serial number file if it does not exist\n",
+" -CAserial arg   - serial file\n",
+" -set_serial     - serial number to use\n",
+" -text           - print the certificate in text form\n",
+" -C              - print out C code forms\n",
+" -md2/-md5/-sha1/-mdc2 - digest to use\n",
+" -extfile        - configuration file with X509V3 extensions to add\n",
+" -extensions     - section from config file with X509V3 extensions to add\n",
+" -clrext         - delete extensions before signing and input certificate\n",
+" -nameopt arg    - various certificate name options\n",
+#ifndef OPENSSL_NO_ENGINE
+" -engine e       - use engine e, possibly a hardware device.\n",
+#endif
+" -certopt arg    - various certificate text options\n",
+NULL
+};
+
+static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
+static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest,
+						CONF *conf, char *section);
+static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest,
+			 X509 *x,X509 *xca,EVP_PKEY *pkey,char *serial,
+			 int create,int days, int clrext, CONF *conf, char *section,
+						ASN1_INTEGER *sno);
+static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
+static int reqfile=0;
+
+
+int MAIN(int, char **);
+
+int MAIN(int argc, char **argv)
+	{
+	ENGINE *e = NULL;
+	int ret=1;
+	X509_REQ *req=NULL;
+	X509 *x=NULL,*xca=NULL;
+	ASN1_OBJECT *objtmp;
+	EVP_PKEY *Upkey=NULL,*CApkey=NULL;
+	ASN1_INTEGER *sno = NULL;
+	int i,num,badops=0;
+	BIO *out=NULL;
+	BIO *STDout=NULL;
+	STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
+	int informat,outformat,keyformat,CAformat,CAkeyformat;
+	char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
+	char *CAkeyfile=NULL,*CAserial=NULL;
+	char *alias=NULL;
+	int text=0,serial=0,subject=0,issuer=0,startdate=0,enddate=0;
+	int next_serial=0;
+	int subject_hash=0,issuer_hash=0,ocspid=0;
+	int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0;
+	int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0;
+	int C=0;
+	int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0;
+	int pprint = 0;
+	const char **pp;
+	X509_STORE *ctx=NULL;
+	X509_REQ *rq=NULL;
+	int fingerprint=0;
+	char buf[256];
+	const EVP_MD *md_alg,*digest=EVP_sha1();
+	CONF *extconf = NULL;
+	char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL;
+	int need_rand = 0;
+	int checkend=0,checkoffset=0;
+	unsigned long nmflag = 0, certflag = 0;
+#ifndef OPENSSL_NO_ENGINE
+	char *engine=NULL;
+#endif
+
+	reqfile=0;
+
+	apps_startup();
+
+	if (bio_err == NULL)
+
+		bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
+	if (!load_config(bio_err, NULL))
+		goto end;
+	STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
+#ifdef OPENSSL_SYS_VMS
+	{
+	BIO *tmpbio = BIO_new(BIO_f_linebuffer());
+	STDout = BIO_push(tmpbio, STDout);
+	}
+#endif
+
+	informat=FORMAT_PEM;
+	outformat=FORMAT_PEM;
+	keyformat=FORMAT_PEM;
+	CAformat=FORMAT_PEM;
+	CAkeyformat=FORMAT_PEM;
+
+	ctx=X509_STORE_new();
+	if (ctx == NULL) goto end;
+	X509_STORE_set_verify_cb_func(ctx,callb);
+
+	argc--;
+	argv++;
+	num=0;
+	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,"-keyform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			keyformat=str2fmt(*(++argv));
+			}
+		else if (strcmp(*argv,"-req") == 0)
+			{
+			reqfile=1;
+			need_rand = 1;
+			}
+		else if (strcmp(*argv,"-CAform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			CAformat=str2fmt(*(++argv));
+			}
+		else if (strcmp(*argv,"-CAkeyform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			CAkeyformat=str2fmt(*(++argv));
+			}
+		else if (strcmp(*argv,"-days") == 0)
+			{
+			if (--argc < 1) goto bad;
+			days=atoi(*(++argv));
+			if (days == 0)
+				{
+				BIO_printf(STDout,"bad number of days\n");
+				goto bad;
+				}
+			}
+		else if (strcmp(*argv,"-passin") == 0)
+			{
+			if (--argc < 1) goto bad;
+			passargin= *(++argv);
+			}
+		else if (strcmp(*argv,"-extfile") == 0)
+			{
+			if (--argc < 1) goto bad;
+			extfile= *(++argv);
+			}
+		else if (strcmp(*argv,"-extensions") == 0)
+			{
+			if (--argc < 1) goto bad;
+			extsect= *(++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,"-signkey") == 0)
+			{
+			if (--argc < 1) goto bad;
+			keyfile= *(++argv);
+			sign_flag= ++num;
+			need_rand = 1;
+			}
+		else if (strcmp(*argv,"-CA") == 0)
+			{
+			if (--argc < 1) goto bad;
+			CAfile= *(++argv);
+			CA_flag= ++num;
+			need_rand = 1;
+			}
+		else if (strcmp(*argv,"-CAkey") == 0)
+			{
+			if (--argc < 1) goto bad;
+			CAkeyfile= *(++argv);
+			}
+		else if (strcmp(*argv,"-CAserial") == 0)
+			{
+			if (--argc < 1) goto bad;
+			CAserial= *(++argv);
+			}
+		else if (strcmp(*argv,"-set_serial") == 0)
+			{
+			if (--argc < 1) goto bad;
+			if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv))))
+				goto bad;
+			}
+		else if (strcmp(*argv,"-addtrust") == 0)
+			{
+			if (--argc < 1) goto bad;
+			if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
+				{
+				BIO_printf(bio_err,
+					"Invalid trust object value %s\n", *argv);
+				goto bad;
+				}
+			if (!trust) trust = sk_ASN1_OBJECT_new_null();
+			sk_ASN1_OBJECT_push(trust, objtmp);
+			trustout = 1;
+			}
+		else if (strcmp(*argv,"-addreject") == 0)
+			{
+			if (--argc < 1) goto bad;
+			if (!(objtmp = OBJ_txt2obj(*(++argv), 0)))
+				{
+				BIO_printf(bio_err,
+					"Invalid reject object value %s\n", *argv);
+				goto bad;
+				}
+			if (!reject) reject = sk_ASN1_OBJECT_new_null();
+			sk_ASN1_OBJECT_push(reject, objtmp);
+			trustout = 1;
+			}
+		else if (strcmp(*argv,"-setalias") == 0)
+			{
+			if (--argc < 1) goto bad;
+			alias= *(++argv);
+			trustout = 1;
+			}
+		else if (strcmp(*argv,"-certopt") == 0)
+			{
+			if (--argc < 1) goto bad;
+			if (!set_cert_ex(&certflag, *(++argv))) goto bad;
+			}
+		else if (strcmp(*argv,"-nameopt") == 0)
+			{
+			if (--argc < 1) goto bad;
+			if (!set_name_ex(&nmflag, *(++argv))) goto bad;
+			}
+#ifndef OPENSSL_NO_ENGINE
+		else if (strcmp(*argv,"-engine") == 0)
+			{
+			if (--argc < 1) goto bad;
+			engine= *(++argv);
+			}
+#endif
+		else if (strcmp(*argv,"-C") == 0)
+			C= ++num;
+		else if (strcmp(*argv,"-email") == 0)
+			email= ++num;
+		else if (strcmp(*argv,"-serial") == 0)
+			serial= ++num;
+		else if (strcmp(*argv,"-next_serial") == 0)
+			next_serial= ++num;
+		else if (strcmp(*argv,"-modulus") == 0)
+			modulus= ++num;
+		else if (strcmp(*argv,"-pubkey") == 0)
+			pubkey= ++num;
+		else if (strcmp(*argv,"-x509toreq") == 0)
+			x509req= ++num;
+		else if (strcmp(*argv,"-text") == 0)
+			text= ++num;
+		else if (strcmp(*argv,"-hash") == 0
+			|| strcmp(*argv,"-subject_hash") == 0)
+			subject_hash= ++num;
+		else if (strcmp(*argv,"-issuer_hash") == 0)
+			issuer_hash= ++num;
+		else if (strcmp(*argv,"-subject") == 0)
+			subject= ++num;
+		else if (strcmp(*argv,"-issuer") == 0)
+			issuer= ++num;
+		else if (strcmp(*argv,"-fingerprint") == 0)
+			fingerprint= ++num;
+		else if (strcmp(*argv,"-dates") == 0)
+			{
+			startdate= ++num;
+			enddate= ++num;
+			}
+		else if (strcmp(*argv,"-purpose") == 0)
+			pprint= ++num;
+		else if (strcmp(*argv,"-startdate") == 0)
+			startdate= ++num;
+		else if (strcmp(*argv,"-enddate") == 0)
+			enddate= ++num;
+		else if (strcmp(*argv,"-checkend") == 0)
+			{
+			if (--argc < 1) goto bad;
+			checkoffset=atoi(*(++argv));
+			checkend=1;
+			}
+		else if (strcmp(*argv,"-noout") == 0)
+			noout= ++num;
+		else if (strcmp(*argv,"-trustout") == 0)
+			trustout= 1;
+		else if (strcmp(*argv,"-clrtrust") == 0)
+			clrtrust= ++num;
+		else if (strcmp(*argv,"-clrreject") == 0)
+			clrreject= ++num;
+		else if (strcmp(*argv,"-alias") == 0)
+			aliasout= ++num;
+		else if (strcmp(*argv,"-CAcreateserial") == 0)
+			CA_createserial= ++num;
+		else if (strcmp(*argv,"-clrext") == 0)
+			clrext = 1;
+#if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */
+		else if (strcmp(*argv,"-crlext") == 0)
+			{
+			BIO_printf(bio_err,"use -clrext instead of -crlext\n");
+			clrext = 1;
+			}
+#endif
+		else if (strcmp(*argv,"-ocspid") == 0)
+			ocspid= ++num;
+		else if ((md_alg=EVP_get_digestbyname(*argv + 1)))
+			{
+			/* ok */
+			digest=md_alg;
+			}
+		else
+			{
+			BIO_printf(bio_err,"unknown option %s\n",*argv);
+			badops=1;
+			break;
+			}
+		argc--;
+		argv++;
+		}
+
+	if (badops)
+		{
+bad:
+		for (pp=x509_usage; (*pp != NULL); pp++)
+			BIO_printf(bio_err,"%s",*pp);
+		goto end;
+		}
+
+#ifndef OPENSSL_NO_ENGINE
+        e = setup_engine(bio_err, engine, 0);
+#endif
+
+	if (need_rand)
+		app_RAND_load_file(NULL, bio_err, 0);
+
+	ERR_load_crypto_strings();
+
+	if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
+		{
+		BIO_printf(bio_err, "Error getting password\n");
+		goto end;
+		}
+
+	if (!X509_STORE_set_default_paths(ctx))
+		{
+		ERR_print_errors(bio_err);
+		goto end;
+		}
+
+	if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
+		{ CAkeyfile=CAfile; }
+	else if ((CA_flag) && (CAkeyfile == NULL))
+		{
+		BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
+		goto end;
+		}
+
+	if (extfile)
+		{
+		long errorline = -1;
+		X509V3_CTX ctx2;
+		extconf = NCONF_new(NULL);
+		if (!NCONF_load(extconf, extfile,&errorline))
+			{
+			if (errorline <= 0)
+				BIO_printf(bio_err,
+					"error loading the config file '%s'\n",
+								extfile);
+                	else
+                        	BIO_printf(bio_err,
+				       "error on line %ld of config file '%s'\n"
+							,errorline,extfile);
+			goto end;
+			}
+		if (!extsect)
+			{
+			extsect = NCONF_get_string(extconf, "default", "extensions");
+			if (!extsect)
+				{
+				ERR_clear_error();
+				extsect = "default";
+				}
+			}
+		X509V3_set_ctx_test(&ctx2);
+		X509V3_set_nconf(&ctx2, extconf);
+		if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL))
+			{
+			BIO_printf(bio_err,
+				"Error Loading extension section %s\n",
+								 extsect);
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+		}
+
+
+	if (reqfile)
+		{
+		EVP_PKEY *pkey;
+		X509_CINF *ci;
+		BIO *in;
+
+		if (!sign_flag && !CA_flag)
+			{
+			BIO_printf(bio_err,"We need a private key to sign with\n");
+			goto end;
+			}
+		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|BIO_FP_TEXT);
+		else
+			{
+			if (BIO_read_filename(in,infile) <= 0)
+				{
+				perror(infile);
+				BIO_free(in);
+				goto end;
+				}
+			}
+		req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
+		BIO_free(in);
+
+		if (req == NULL)
+			{
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+
+		if (	(req->req_info == NULL) ||
+			(req->req_info->pubkey == NULL) ||
+			(req->req_info->pubkey->public_key == NULL) ||
+			(req->req_info->pubkey->public_key->data == NULL))
+			{
+			BIO_printf(bio_err,"The certificate request appears to corrupted\n");
+			BIO_printf(bio_err,"It does not contain a public key\n");
+			goto end;
+			}
+		if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
+	                {
+	                BIO_printf(bio_err,"error unpacking public key\n");
+	                goto end;
+	                }
+		i=X509_REQ_verify(req,pkey);
+		EVP_PKEY_free(pkey);
+		if (i < 0)
+			{
+			BIO_printf(bio_err,"Signature verification error\n");
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+	        if (i == 0)
+			{
+			BIO_printf(bio_err,"Signature did not match the certificate request\n");
+			goto end;
+			}
+		else
+			BIO_printf(bio_err,"Signature ok\n");
+
+		print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag);
+
+		if ((x=X509_new()) == NULL) goto end;
+		ci=x->cert_info;
+
+		if (sno == NULL)
+			{
+			sno = ASN1_INTEGER_new();
+			if (!sno || !rand_serial(NULL, sno))
+				goto end;
+			if (!X509_set_serialNumber(x, sno)) 
+				goto end;
+			ASN1_INTEGER_free(sno);
+			sno = NULL;
+			}
+		else if (!X509_set_serialNumber(x, sno)) 
+			goto end;
+
+		if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
+		if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
+
+		X509_gmtime_adj(X509_get_notBefore(x),0);
+	        X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);
+
+		pkey = X509_REQ_get_pubkey(req);
+		X509_set_pubkey(x,pkey);
+		EVP_PKEY_free(pkey);
+		}
+	else
+		x=load_cert(bio_err,infile,informat,NULL,e,"Certificate");
+
+	if (x == NULL) goto end;
+	if (CA_flag)
+		{
+		xca=load_cert(bio_err,CAfile,CAformat,NULL,e,"CA Certificate");
+		if (xca == NULL) goto end;
+		}
+
+	if (!noout || text || next_serial)
+		{
+		OBJ_create("2.99999.3",
+			"SET.ex3","SET x509v3 extension 3");
+
+		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 (alias) X509_alias_set1(x, (unsigned char *)alias, -1);
+
+	if (clrtrust) X509_trust_clear(x);
+	if (clrreject) X509_reject_clear(x);
+
+	if (trust)
+		{
+		for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++)
+			{
+			objtmp = sk_ASN1_OBJECT_value(trust, i);
+			X509_add1_trust_object(x, objtmp);
+			}
+		}
+
+	if (reject)
+		{
+		for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++)
+			{
+			objtmp = sk_ASN1_OBJECT_value(reject, i);
+			X509_add1_reject_object(x, objtmp);
+			}
+		}
+
+	if (num)
+		{
+		for (i=1; i<=num; i++)
+			{
+			if (issuer == i)
+				{
+				print_name(STDout, "issuer= ",
+					X509_get_issuer_name(x), nmflag);
+				}
+			else if (subject == i) 
+				{
+				print_name(STDout, "subject= ",
+					X509_get_subject_name(x), nmflag);
+				}
+			else if (serial == i)
+				{
+				BIO_printf(STDout,"serial=");
+				i2a_ASN1_INTEGER(STDout,
+					X509_get_serialNumber(x));
+				BIO_printf(STDout,"\n");
+				}
+			else if (next_serial == i)
+				{
+				BIGNUM *bnser;
+				ASN1_INTEGER *ser;
+				ser = X509_get_serialNumber(x);
+				bnser = ASN1_INTEGER_to_BN(ser, NULL);
+				if (!bnser)
+					goto end;
+				if (!BN_add_word(bnser, 1))
+					goto end;
+				ser = BN_to_ASN1_INTEGER(bnser, NULL);
+				if (!ser)
+					goto end;
+				BN_free(bnser);
+				i2a_ASN1_INTEGER(out, ser);
+				ASN1_INTEGER_free(ser);
+				BIO_puts(out, "\n");
+				}
+			else if (email == i) 
+				{
+				int j;
+				STACK *emlst;
+				emlst = X509_get1_email(x);
+				for (j = 0; j < sk_num(emlst); j++)
+					BIO_printf(STDout, "%s\n", sk_value(emlst, j));
+				X509_email_free(emlst);
+				}
+			else if (aliasout == i)
+				{
+				unsigned char *alstr;
+				alstr = X509_alias_get0(x, NULL);
+				if (alstr) BIO_printf(STDout,"%s\n", alstr);
+				else BIO_puts(STDout,"<No Alias>\n");
+				}
+			else if (subject_hash == i)
+				{
+				BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
+				}
+			else if (issuer_hash == i)
+				{
+				BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash(x));
+				}
+			else if (pprint == i)
+				{
+				X509_PURPOSE *ptmp;
+				int j;
+				BIO_printf(STDout, "Certificate purposes:\n");
+				for (j = 0; j < X509_PURPOSE_get_count(); j++)
+					{
+					ptmp = X509_PURPOSE_get0(j);
+					purpose_print(STDout, x, ptmp);
+					}
+				}
+			else
+				if (modulus == i)
+				{
+				EVP_PKEY *pkey;
+
+				pkey=X509_get_pubkey(x);
+				if (pkey == NULL)
+					{
+					BIO_printf(bio_err,"Modulus=unavailable\n");
+					ERR_print_errors(bio_err);
+					goto end;
+					}
+				BIO_printf(STDout,"Modulus=");
+#ifndef OPENSSL_NO_RSA
+				if (pkey->type == EVP_PKEY_RSA)
+					BN_print(STDout,pkey->pkey.rsa->n);
+				else
+#endif
+#ifndef OPENSSL_NO_DSA
+				if (pkey->type == EVP_PKEY_DSA)
+					BN_print(STDout,pkey->pkey.dsa->pub_key);
+				else
+#endif
+					BIO_printf(STDout,"Wrong Algorithm type");
+				BIO_printf(STDout,"\n");
+				EVP_PKEY_free(pkey);
+				}
+			else
+				if (pubkey == i)
+				{
+				EVP_PKEY *pkey;
+
+				pkey=X509_get_pubkey(x);
+				if (pkey == NULL)
+					{
+					BIO_printf(bio_err,"Error getting public key\n");
+					ERR_print_errors(bio_err);
+					goto end;
+					}
+				PEM_write_bio_PUBKEY(STDout, pkey);
+				EVP_PKEY_free(pkey);
+				}
+			else
+				if (C == i)
+				{
+				unsigned char *d;
+				char *m;
+				int y,z;
+
+				X509_NAME_oneline(X509_get_subject_name(x),
+					buf,sizeof buf);
+				BIO_printf(STDout,"/* subject:%s */\n",buf);
+				m=X509_NAME_oneline(
+					X509_get_issuer_name(x),buf,
+					sizeof buf);
+				BIO_printf(STDout,"/* issuer :%s */\n",buf);
+
+				z=i2d_X509(x,NULL);
+				m=OPENSSL_malloc(z);
+
+				d=(unsigned char *)m;
+				z=i2d_X509_NAME(X509_get_subject_name(x),&d);
+				BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
+				d=(unsigned char *)m;
+				for (y=0; y<z; y++)
+					{
+					BIO_printf(STDout,"0x%02X,",d[y]);
+					if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
+					}
+				if (y%16 != 0) BIO_printf(STDout,"\n");
+				BIO_printf(STDout,"};\n");
+
+				z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
+				BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
+				d=(unsigned char *)m;
+				for (y=0; y<z; y++)
+					{
+					BIO_printf(STDout,"0x%02X,",d[y]);
+					if ((y & 0x0f) == 0x0f)
+						BIO_printf(STDout,"\n");
+					}
+				if (y%16 != 0) BIO_printf(STDout,"\n");
+				BIO_printf(STDout,"};\n");
+
+				z=i2d_X509(x,&d);
+				BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
+				d=(unsigned char *)m;
+				for (y=0; y<z; y++)
+					{
+					BIO_printf(STDout,"0x%02X,",d[y]);
+					if ((y & 0x0f) == 0x0f)
+						BIO_printf(STDout,"\n");
+					}
+				if (y%16 != 0) BIO_printf(STDout,"\n");
+				BIO_printf(STDout,"};\n");
+
+				OPENSSL_free(m);
+				}
+			else if (text == i)
+				{
+				X509_print_ex(out,x,nmflag, certflag);
+				}
+			else if (startdate == i)
+				{
+				BIO_puts(STDout,"notBefore=");
+				ASN1_TIME_print(STDout,X509_get_notBefore(x));
+				BIO_puts(STDout,"\n");
+				}
+			else if (enddate == i)
+				{
+				BIO_puts(STDout,"notAfter=");
+				ASN1_TIME_print(STDout,X509_get_notAfter(x));
+				BIO_puts(STDout,"\n");
+				}
+			else if (fingerprint == i)
+				{
+				int j;
+				unsigned int n;
+				unsigned char md[EVP_MAX_MD_SIZE];
+
+				if (!X509_digest(x,digest,md,&n))
+					{
+					BIO_printf(bio_err,"out of memory\n");
+					goto end;
+					}
+				BIO_printf(STDout,"%s Fingerprint=",
+						OBJ_nid2sn(EVP_MD_type(digest)));
+				for (j=0; j<(int)n; j++)
+					{
+					BIO_printf(STDout,"%02X%c",md[j],
+						(j+1 == (int)n)
+						?'\n':':');
+					}
+				}
+
+			/* should be in the library */
+			else if ((sign_flag == i) && (x509req == 0))
+				{
+				BIO_printf(bio_err,"Getting Private key\n");
+				if (Upkey == NULL)
+					{
+					Upkey=load_key(bio_err,
+						keyfile, keyformat, 0,
+						passin, e, "Private key");
+					if (Upkey == NULL) goto end;
+					}
+#ifndef OPENSSL_NO_DSA
+		                if (Upkey->type == EVP_PKEY_DSA)
+		                        digest=EVP_dss1();
+#endif
+#ifndef OPENSSL_NO_ECDSA
+				if (Upkey->type == EVP_PKEY_EC)
+					digest=EVP_ecdsa();
+#endif
+
+				assert(need_rand);
+				if (!sign(x,Upkey,days,clrext,digest,
+						 extconf, extsect)) goto end;
+				}
+			else if (CA_flag == i)
+				{
+				BIO_printf(bio_err,"Getting CA Private Key\n");
+				if (CAkeyfile != NULL)
+					{
+					CApkey=load_key(bio_err,
+						CAkeyfile, CAkeyformat,
+						0, passin, e,
+						"CA Private Key");
+					if (CApkey == NULL) goto end;
+					}
+#ifndef OPENSSL_NO_DSA
+		                if (CApkey->type == EVP_PKEY_DSA)
+		                        digest=EVP_dss1();
+#endif
+#ifndef OPENSSL_NO_ECDSA
+				if (CApkey->type == EVP_PKEY_EC)
+					digest = EVP_ecdsa();
+#endif
+				
+				assert(need_rand);
+				if (!x509_certify(ctx,CAfile,digest,x,xca,
+					CApkey, CAserial,CA_createserial,days, clrext,
+					extconf, extsect, sno))
+					goto end;
+				}
+			else if (x509req == i)
+				{
+				EVP_PKEY *pk;
+
+				BIO_printf(bio_err,"Getting request Private Key\n");
+				if (keyfile == NULL)
+					{
+					BIO_printf(bio_err,"no request key file specified\n");
+					goto end;
+					}
+				else
+					{
+					pk=load_key(bio_err,
+						keyfile, FORMAT_PEM, 0,
+						passin, e, "request key");
+					if (pk == NULL) goto end;
+					}
+
+				BIO_printf(bio_err,"Generating certificate request\n");
+
+#ifndef OPENSSL_NO_DSA
+		                if (pk->type == EVP_PKEY_DSA)
+		                        digest=EVP_dss1();
+#endif
+#ifndef OPENSSL_NO_ECDSA
+				if (pk->type == EVP_PKEY_EC)
+					digest=EVP_ecdsa();
+#endif
+
+				rq=X509_to_X509_REQ(x,pk,digest);
+				EVP_PKEY_free(pk);
+				if (rq == NULL)
+					{
+					ERR_print_errors(bio_err);
+					goto end;
+					}
+				if (!noout)
+					{
+					X509_REQ_print(out,rq);
+					PEM_write_bio_X509_REQ(out,rq);
+					}
+				noout=1;
+				}
+			else if (ocspid == i)
+				{
+				X509_ocspid_print(out, x);
+				}
+			}
+		}
+
+	if (checkend)
+		{
+		time_t tcheck=time(NULL) + checkoffset;
+
+		if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0)
+			{
+			BIO_printf(out,"Certificate will expire\n");
+			ret=1;
+			}
+		else
+			{
+			BIO_printf(out,"Certificate will not expire\n");
+			ret=0;
+			}
+		goto end;
+		}
+
+	if (noout)
+		{
+		ret=0;
+		goto end;
+		}
+
+	if 	(outformat == FORMAT_ASN1)
+		i=i2d_X509_bio(out,x);
+	else if (outformat == FORMAT_PEM)
+		{
+		if (trustout) i=PEM_write_bio_X509_AUX(out,x);
+		else i=PEM_write_bio_X509(out,x);
+		}
+	else if (outformat == FORMAT_NETSCAPE)
+		{
+		ASN1_HEADER ah;
+		ASN1_OCTET_STRING os;
+
+		os.data=(unsigned char *)NETSCAPE_CERT_HDR;
+		os.length=strlen(NETSCAPE_CERT_HDR);
+		ah.header= &os;
+		ah.data=(char *)x;
+		ah.meth=X509_asn1_meth();
+
+		i=ASN1_i2d_bio_of(ASN1_HEADER,i2d_ASN1_HEADER,out,&ah);
+		}
+	else	{
+		BIO_printf(bio_err,"bad output format specified for outfile\n");
+		goto end;
+		}
+	if (!i)
+		{
+		BIO_printf(bio_err,"unable to write certificate\n");
+		ERR_print_errors(bio_err);
+		goto end;
+		}
+	ret=0;
+end:
+	if (need_rand)
+		app_RAND_write_file(NULL, bio_err);
+	OBJ_cleanup();
+	NCONF_free(extconf);
+	BIO_free_all(out);
+	BIO_free_all(STDout);
+	X509_STORE_free(ctx);
+	X509_REQ_free(req);
+	X509_free(x);
+	X509_free(xca);
+	EVP_PKEY_free(Upkey);
+	EVP_PKEY_free(CApkey);
+	X509_REQ_free(rq);
+	ASN1_INTEGER_free(sno);
+	sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
+	sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
+	if (passin) OPENSSL_free(passin);
+	apps_shutdown();
+	OPENSSL_EXIT(ret);
+	}
+
+static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile, int create)
+	{
+	char *buf = NULL, *p;
+	ASN1_INTEGER *bs = NULL;
+	BIGNUM *serial = NULL;
+	size_t len;
+
+	len = ((serialfile == NULL)
+		?(strlen(CAfile)+strlen(POSTFIX)+1)
+		:(strlen(serialfile)))+1;
+	buf=OPENSSL_malloc(len);
+	if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
+	if (serialfile == NULL)
+		{
+		BUF_strlcpy(buf,CAfile,len);
+		for (p=buf; *p; p++)
+			if (*p == '.')
+				{
+				*p='\0';
+				break;
+				}
+		BUF_strlcat(buf,POSTFIX,len);
+		}
+	else
+		BUF_strlcpy(buf,serialfile,len);
+
+	serial = load_serial(buf, create, NULL);
+	if (serial == NULL) goto end;
+
+	if (!BN_add_word(serial,1))
+		{ BIO_printf(bio_err,"add_word failure\n"); goto end; }
+
+	if (!save_serial(buf, NULL, serial, &bs)) goto end;
+
+ end:
+	if (buf) OPENSSL_free(buf);
+	BN_free(serial);
+	return bs;
+	}
+
+static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,
+	     X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create,
+	     int days, int clrext, CONF *conf, char *section, ASN1_INTEGER *sno)
+	{
+	int ret=0;
+	ASN1_INTEGER *bs=NULL;
+	X509_STORE_CTX xsc;
+	EVP_PKEY *upkey;
+
+	upkey = X509_get_pubkey(xca);
+	EVP_PKEY_copy_parameters(upkey,pkey);
+	EVP_PKEY_free(upkey);
+
+	if(!X509_STORE_CTX_init(&xsc,ctx,x,NULL))
+		{
+		BIO_printf(bio_err,"Error initialising X509 store\n");
+		goto end;
+		}
+	if (sno) bs = sno;
+	else if (!(bs = x509_load_serial(CAfile, serialfile, create)))
+		goto end;
+
+/*	if (!X509_STORE_add_cert(ctx,x)) goto end;*/
+
+	/* NOTE: this certificate can/should be self signed, unless it was
+	 * a certificate request in which case it is not. */
+	X509_STORE_CTX_set_cert(&xsc,x);
+	if (!reqfile && !X509_verify_cert(&xsc))
+		goto end;
+
+	if (!X509_check_private_key(xca,pkey))
+		{
+		BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
+		goto end;
+		}
+
+	if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
+	if (!X509_set_serialNumber(x,bs)) goto end;
+
+	if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
+		goto end;
+
+	/* hardwired expired */
+	if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
+		goto end;
+
+	if (clrext)
+		{
+		while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
+		}
+
+	if (conf)
+		{
+		X509V3_CTX ctx2;
+		X509_set_version(x,2); /* version 3 certificate */
+                X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
+                X509V3_set_nconf(&ctx2, conf);
+                if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end;
+		}
+
+	if (!X509_sign(x,pkey,digest)) goto end;
+	ret=1;
+end:
+	X509_STORE_CTX_cleanup(&xsc);
+	if (!ret)
+		ERR_print_errors(bio_err);
+	if (!sno) ASN1_INTEGER_free(bs);
+	return ret;
+	}
+
+static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx)
+	{
+	int err;
+	X509 *err_cert;
+
+	/* it is ok to use a self signed certificate
+	 * This case will catch both the initial ok == 0 and the
+	 * final ok == 1 calls to this function */
+	err=X509_STORE_CTX_get_error(ctx);
+	if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
+		return 1;
+
+	/* BAD we should have gotten an error.  Normally if everything
+	 * worked X509_STORE_CTX_get_error(ctx) will still be set to
+	 * DEPTH_ZERO_SELF_.... */
+	if (ok)
+		{
+		BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
+		return 0;
+		}
+	else
+		{
+		err_cert=X509_STORE_CTX_get_current_cert(ctx);
+		print_name(bio_err, NULL, X509_get_subject_name(err_cert),0);
+		BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
+			err,X509_STORE_CTX_get_error_depth(ctx),
+			X509_verify_cert_error_string(err));
+		return 1;
+		}
+	}
+
+/* self sign */
+static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 
+						CONF *conf, char *section)
+	{
+
+	EVP_PKEY *pktmp;
+
+	pktmp = X509_get_pubkey(x);
+	EVP_PKEY_copy_parameters(pktmp,pkey);
+	EVP_PKEY_save_parameters(pktmp,1);
+	EVP_PKEY_free(pktmp);
+
+	if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
+	if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
+
+	/* Lets just make it 12:00am GMT, Jan 1 1970 */
+	/* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
+	/* 28 days to be certified */
+
+	if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
+		goto err;
+
+	if (!X509_set_pubkey(x,pkey)) goto err;
+	if (clrext)
+		{
+		while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0);
+		}
+	if (conf)
+		{
+		X509V3_CTX ctx;
+		X509_set_version(x,2); /* version 3 certificate */
+                X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
+                X509V3_set_nconf(&ctx, conf);
+                if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err;
+		}
+	if (!X509_sign(x,pkey,digest)) goto err;
+	return 1;
+err:
+	ERR_print_errors(bio_err);
+	return 0;
+	}
+
+static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
+{
+	int id, i, idret;
+	char *pname;
+	id = X509_PURPOSE_get_id(pt);
+	pname = X509_PURPOSE_get0_name(pt);
+	for (i = 0; i < 2; i++)
+		{
+		idret = X509_check_purpose(cert, id, i);
+		BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 
+		if (idret == 1) BIO_printf(bio, "Yes\n");
+		else if (idret == 0) BIO_printf(bio, "No\n");
+		else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
+		}
+	return 1;
+}