FCL/sf/os/ossrv: comparison ssl/tsrc/BC/libcrypto/topenssl/src/apps.c

equal deleted inserted replaced

--1:000000000000
+:e4d67989cc36
+/* apps/apps.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.]
+*/
+/* ====================================================================
+* Copyright (c) 1998-2001 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <ctype.h>
+#include <openssl/err.h>
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+#include <openssl/pem.h>
+#include <openssl/pkcs12.h>
+#include <openssl/ui.h>
+#include <openssl/safestack.h>
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
+#ifndef OPENSSL_NO_RSA
+#include <openssl/rsa.h>
+#endif
+#include <openssl/bn.h>
+#define NON_MAIN
+#include "apps.h"
+#undef NON_MAIN
+typedef struct {
+	const char *name;
+	unsigned long flag;
+	unsigned long mask;
+} NAME_EX_TBL;
+static UI_METHOD *ui_method = NULL;
+static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
+static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
+/* Looks like this stuff is worth moving into separate function */
+static EVP_PKEY *
+load_netscape_key(BIO *err, BIO *key, const char *file,
+		const char *key_descrip, int format);
+#endif
+int app_init(long mesgwin);
+#ifdef undef /* never finished - probably never will be :-) */
+int args_from_file(char *file, int *argc, char **argv[])
+	{
+	FILE *fp;
+	int num,i;
+	unsigned int len;
+	static char *buf=NULL;
+	static char **arg=NULL;
+	char *p;
+	struct stat stbuf;
+	if (stat(file,&stbuf) < 0) return(0);
+	fp=fopen(file,"r");
+	if (fp == NULL)
+		return(0);
+	*argc=0;
+	*argv=NULL;
+	len=(unsigned int)stbuf.st_size;
+	if (buf != NULL) OPENSSL_free(buf);
+	buf=(char *)OPENSSL_malloc(len+1);
+	if (buf == NULL) return(0);
+	len=fread(buf,1,len,fp);
+	if (len <= 1) return(0);
+	buf[len]='\0';
+	i=0;
+	for (p=buf; *p; p++)
+		if (*p == '\n') i++;
+	if (arg != NULL) OPENSSL_free(arg);
+	arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
+	*argv=arg;
+	num=0;
+	p=buf;
+	for (;;)
+		{
+		if (!*p) break;
+		if (*p == '#') /* comment line */
+			{
+			while (*p && (*p != '\n')) p++;
+			continue;
+			}
+		/* else we have a line */
+		*(arg++)=p;
+		num++;
+		while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
+			p++;
+		if (!*p) break;
+		if (*p == '\n')
+			{
+			*(p++)='\0';
+			continue;
+			}
+		/* else it is a tab or space */
+		p++;
+		while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
+			p++;
+		if (!*p) break;
+		if (*p == '\n')
+			{
+			p++;
+			continue;
+			}
+		*(arg++)=p++;
+		num++;
+		while (*p && (*p != '\n')) p++;
+		if (!*p) break;
+		/* else *p == '\n' */
+		*(p++)='\0';
+		}
+	*argc=num;
+	return(1);
+	}
+#endif
+int str2fmt(char *s)
+	{
+	if 	((*s == 'D') || (*s == 'd'))
+		return(FORMAT_ASN1);
+	else if ((*s == 'T') || (*s == 't'))
+		return(FORMAT_TEXT);
+	else if ((*s == 'P') || (*s == 'p'))
+		return(FORMAT_PEM);
+	else if ((*s == 'N') || (*s == 'n'))
+		return(FORMAT_NETSCAPE);
+	else if ((*s == 'S') || (*s == 's'))
+		return(FORMAT_SMIME);
+	else if ((*s == '1')
+		|| (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
+		|| (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
+		return(FORMAT_PKCS12);
+	else if ((*s == 'E') || (*s == 'e'))
+		return(FORMAT_ENGINE);
+	else
+		return(FORMAT_UNDEF);
+	}
+#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
+svoid program_name(char *in, char *out, int size)
+	{
+	int i,n;
+	char *p=NULL;
+	n=strlen(in);
+	/* find the last '/', '\' or ':' */
+	for (i=n-1; i>0; i--)
+		{
+		if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
+			{
+			p= &(in[i+1]);
+			break;
+			}
+		}
+	if (p == NULL)
+		p=in;
+	n=strlen(p);
+#if defined(OPENSSL_SYS_NETWARE)
+/* strip off trailing .nlm if present. */
+if ((n > 4) && (p[n-4] == '.') &&
+((p[n-3] == 'n') || (p[n-3] == 'N')) &&
+((p[n-2] == 'l') || (p[n-2] == 'L')) &&
+((p[n-1] == 'm') || (p[n-1] == 'M')))
+n-=4;
+#else
+	/* strip off trailing .exe if present. */
+	if ((n > 4) && (p[n-4] == '.') &&
+		((p[n-3] == 'e') || (p[n-3] == 'E')) &&
+		((p[n-2] == 'x') || (p[n-2] == 'X')) &&
+		((p[n-1] == 'e') || (p[n-1] == 'E')))
+		n-=4;
+#endif
+	if (n > size-1)
+		n=size-1;
+	for (i=0; i<n; i++)
+		{
+		if ((p[i] >= 'A') && (p[i] <= 'Z'))
+			out[i]=p[i]-'A'+'a';
+		else
+			out[i]=p[i];
+		}
+	out[n]='\0';
+	}
+#else
+#ifdef OPENSSL_SYS_VMS
+svoid program_name(char *in, char *out, int size)
+	{
+	char *p=in, *q;
+	char *chars=":]>";
+	while(*chars != '\0')
+		{
+		q=strrchr(p,*chars);
+		if (q > p)
+			p = q + 1;
+		chars++;
+		}
+	q=strrchr(p,'.');
+	if (q == NULL)
+		q = p + strlen(p);
+	strncpy(out,p,size-1);
+	if (q-p >= size)
+		{
+		out[size-1]='\0';
+		}
+	else
+		{
+		out[q-p]='\0';
+		}
+	}
+#else
+void program_name(char *in, char *out, int size)
+	{
+	char *p;
+	p=strrchr(in,'/');
+	if (p != NULL)
+		p++;
+	else
+		p=in;
+	BUF_strlcpy(out,p,size);
+	}
+#endif
+#endif
+int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
+	{
+	int num,len,i;
+	char *p;
+	*argc=0;
+	*argv=NULL;
+	len=strlen(buf);
+	i=0;
+	if (arg->count == 0)
+		{
+		arg->count=20;
+		arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
+		}
+	for (i=0; i<arg->count; i++)
+		arg->data[i]=NULL;
+	num=0;
+	p=buf;
+	for (;;)
+		{
+		/* first scan over white space */
+		if (!*p) break;
+		while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
+			p++;
+		if (!*p) break;
+		/* The start of something good :-) */
+		if (num >= arg->count)
+			{
+			char **tmp_p;
+			int tlen = arg->count + 20;
+			tmp_p = (char **)OPENSSL_realloc(arg->data,
+				sizeof(char *)*tlen);
+			if (tmp_p == NULL)
+				return 0;
+			arg->data  = tmp_p;
+			arg->count = tlen;
+			/* initialize newly allocated data */
+			for (i = num; i < arg->count; i++)
+				arg->data[i] = NULL;
+			}
+		arg->data[num++]=p;
+		/* now look for the end of this */
+		if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
+			{
+			i= *(p++);
+			arg->data[num-1]++; /* jump over quote */
+			while (*p && (*p != i))
+				p++;
+			*p='\0';
+			}
+		else
+			{
+			while (*p && ((*p != ' ') &&
+				(*p != '\t') && (*p != '\n')))
+				p++;
+			if (*p == '\0')
+				p--;
+			else
+				*p='\0';
+			}
+		p++;
+		}
+	*argc=num;
+	*argv=arg->data;
+	return(1);
+	}
+#ifndef APP_INIT
+int app_init(long mesgwin)
+	{
+	return(1);
+	}
+#endif
+int dump_cert_text (BIO *out, X509 *x)
+{
+	char *p;
+	p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0);
+	BIO_puts(out,"subject=");
+	BIO_puts(out,p);
+	OPENSSL_free(p);
+	p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0);
+	BIO_puts(out,"\nissuer=");
+	BIO_puts(out,p);
+	BIO_puts(out,"\n");
+	OPENSSL_free(p);
+	return 0;
+}
+static int ui_open(UI *ui)
+	{
+	return UI_method_get_opener(UI_OpenSSL())(ui);
+	}
+static int ui_read(UI *ui, UI_STRING *uis)
+	{
+	if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
+		&& UI_get0_user_data(ui))
+		{
+		switch(UI_get_string_type(uis))
+			{
+		case UIT_PROMPT:
+		case UIT_VERIFY:
+			{
+			const char *password =
+				((PW_CB_DATA *)UI_get0_user_data(ui))->password;
+			if (password && password[0] != '\0')
+				{
+				UI_set_result(ui, uis, password);
+				return 1;
+				}
+			}
+		default:
+			break;
+			}
+		}
+	return UI_method_get_reader(UI_OpenSSL())(ui, uis);
+	}
+static int ui_write(UI *ui, UI_STRING *uis)
+	{
+	if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
+		&& UI_get0_user_data(ui))
+		{
+		switch(UI_get_string_type(uis))
+			{
+		case UIT_PROMPT:
+		case UIT_VERIFY:
+			{
+			const char *password =
+				((PW_CB_DATA *)UI_get0_user_data(ui))->password;
+			if (password && password[0] != '\0')
+				return 1;
+			}
+		default:
+			break;
+			}
+		}
+	return UI_method_get_writer(UI_OpenSSL())(ui, uis);
+	}
+static int ui_close(UI *ui)
+	{
+	return UI_method_get_closer(UI_OpenSSL())(ui);
+	}
+int setup_ui_method(void)
+	{
+	ui_method = UI_create_method("OpenSSL application user interface");
+	UI_method_set_opener(ui_method, ui_open);
+	UI_method_set_reader(ui_method, ui_read);
+	UI_method_set_writer(ui_method, ui_write);
+	UI_method_set_closer(ui_method, ui_close);
+	return 0;
+	}
+void destroy_ui_method(void)
+	{
+	if(ui_method)
+		{
+		UI_destroy_method(ui_method);
+		ui_method = NULL;
+		}
+	}
+int password_callback(char *buf, int bufsiz, int verify,
+	PW_CB_DATA *cb_tmp)
+	{
+	UI *ui = NULL;
+	int res = 0;
+	const char *prompt_info = NULL;
+	const char *password = NULL;
+	PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
+	if (cb_data)
+		{
+		if (cb_data->password)
+			password = cb_data->password;
+		if (cb_data->prompt_info)
+			prompt_info = cb_data->prompt_info;
+		}
+	if (password)
+		{
+		res = strlen(password);
+		if (res > bufsiz)
+			res = bufsiz;
+		memcpy(buf, password, res);
+		return res;
+		}
+	ui = UI_new_method(ui_method);
+	if (ui)
+		{
+		int ok = 0;
+		char *buff = NULL;
+		int ui_flags = 0;
+		char *prompt = NULL;
+		prompt = UI_construct_prompt(ui, "pass phrase",
+			prompt_info);
+		ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
+		UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
+		if (ok >= 0)
+			ok = UI_add_input_string(ui,prompt,ui_flags,buf,
+				PW_MIN_LENGTH,BUFSIZ-1);
+		if (ok >= 0 && verify)
+			{
+			buff = (char *)OPENSSL_malloc(bufsiz);
+			ok = UI_add_verify_string(ui,prompt,ui_flags,buff,
+				PW_MIN_LENGTH,BUFSIZ-1, buf);
+			}
+		if (ok >= 0)
+			do
+				{
+				ok = UI_process(ui);
+				}
+			while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
+		if (buff)
+			{
+			OPENSSL_cleanse(buff,(unsigned int)bufsiz);
+			OPENSSL_free(buff);
+			}
+		if (ok >= 0)
+			res = strlen(buf);
+		if (ok == -1)
+			{
+			BIO_printf(bio_err, "User interface error\n");
+			ERR_print_errors(bio_err);
+			OPENSSL_cleanse(buf,(unsigned int)bufsiz);
+			res = 0;
+			}
+		if (ok == -2)
+			{
+			BIO_printf(bio_err,"aborted!\n");
+			OPENSSL_cleanse(buf,(unsigned int)bufsiz);
+			res = 0;
+			}
+		UI_free(ui);
+		OPENSSL_free(prompt);
+		}
+	return res;
+	}
+static char *app_get_pass(BIO *err, char *arg, int keepbio);
+int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
+{
+	int same;
+	if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
+	else same = 1;
+	if(arg1) {
+		*pass1 = app_get_pass(err, arg1, same);
+		if(!*pass1) return 0;
+	} else if(pass1) *pass1 = NULL;
+	if(arg2) {
+		*pass2 = app_get_pass(err, arg2, same ? 2 : 0);
+		if(!*pass2) return 0;
+	} else if(pass2) *pass2 = NULL;
+	return 1;
+}
+static char *app_get_pass(BIO *err, char *arg, int keepbio)
+{
+	char *tmp, tpass[APP_PASS_LEN];
+	static BIO *pwdbio = NULL;
+	int i;
+	if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
+	if(!strncmp(arg, "env:", 4)) {
+		tmp = getenv(arg + 4);
+		if(!tmp) {
+			BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
+			return NULL;
+		}
+		return BUF_strdup(tmp);
+	}
+	if(!keepbio || !pwdbio) {
+		if(!strncmp(arg, "file:", 5)) {
+			pwdbio = BIO_new_file(arg + 5, "r");
+			if(!pwdbio) {
+				BIO_printf(err, "Can't open file %s\n", arg + 5);
+				return NULL;
+			}
+		} else if(!strncmp(arg, "fd:", 3)) {
+			BIO *btmp;
+			i = atoi(arg + 3);
+			if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
+			if((i < 0) || !pwdbio) {
+				BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
+				return NULL;
+			}
+			/* Can't do BIO_gets on an fd BIO so add a buffering BIO */
+			btmp = BIO_new(BIO_f_buffer());
+			pwdbio = BIO_push(btmp, pwdbio);
+		} else
+		if(!strcmp(arg, "stdin")) {
+			pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
+			if(!pwdbio) {
+				BIO_printf(err, "Can't open BIO for stdin\n");
+				return NULL;
+			}
+		} else {
+			BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
+			return NULL;
+		}
+	}
+	i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
+	if(keepbio != 1) {
+		BIO_free_all(pwdbio);
+		pwdbio = NULL;
+	}
+	if(i <= 0) {
+		BIO_printf(err, "Error reading password from BIO\n");
+		return NULL;
+	}
+	tmp = strchr(tpass, '\n');
+	if(tmp) *tmp = 0;
+	return BUF_strdup(tpass);
+}
+int add_oid_section(BIO *err, CONF *conf)
+{
+	char *p;
+	STACK_OF(CONF_VALUE) *sktmp;
+	CONF_VALUE *cnf;
+	int i;
+	if(!(p=NCONF_get_string(conf,NULL,"oid_section")))
+		{
+		ERR_clear_error();
+		return 1;
+		}
+	if(!(sktmp = NCONF_get_section(conf, p))) {
+		BIO_printf(err, "problem loading oid section %s\n", p);
+		return 0;
+	}
+	for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
+		cnf = sk_CONF_VALUE_value(sktmp, i);
+		if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
+			BIO_printf(err, "problem creating object %s=%s\n",
+							 cnf->name, cnf->value);
+			return 0;
+		}
+	}
+	return 1;
+}
+static int load_pkcs12(BIO *err, BIO *in, const char *desc,
+		pem_password_cb *pem_cb,  void *cb_data,
+		EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
+	{
+	const char *pass;
+	char tpass[PEM_BUFSIZE];
+	int len, ret = 0;
+	PKCS12 *p12;
+	p12 = d2i_PKCS12_bio(in, NULL);
+	if (p12 == NULL)
+		{
+		BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
+		goto die;
+		}
+	/* See if an empty password will do */
+	if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
+		pass = "";
+	else
+		{
+		if (!pem_cb)
+			pem_cb = (pem_password_cb *)password_callback;
+		len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
+		if (len < 0)
+			{
+			BIO_printf(err, "Passpharse callback error for %s\n",
+					desc);
+			goto die;
+			}
+		if (len < PEM_BUFSIZE)
+			tpass[len] = 0;
+		if (!PKCS12_verify_mac(p12, tpass, len))
+			{
+			BIO_printf(err,
+	"Mac verify error (wrong password?) in PKCS12 file for %s\n", desc);
+			goto die;
+			}
+		pass = tpass;
+		}
+	ret = PKCS12_parse(p12, pass, pkey, cert, ca);
+	die:
+	if (p12)
+		PKCS12_free(p12);
+	return ret;
+	}
+X509 *load_cert(BIO *err, const char *file, int format,
+	const char *pass, ENGINE *e, const char *cert_descrip)
+	{
+	ASN1_HEADER *ah=NULL;
+	BUF_MEM *buf=NULL;
+	X509 *x=NULL;
+	BIO *cert;
+	if ((cert=BIO_new(BIO_s_file())) == NULL)
+		{
+		ERR_print_errors(err);
+		goto end;
+		}
+	if (file == NULL)
+		{
+		setvbuf(stdin, NULL, _IONBF, 0);
+		BIO_set_fp(cert,stdin,BIO_NOCLOSE);
+		}
+	else
+		{
+		if (BIO_read_filename(cert,file) <= 0)
+			{
+			BIO_printf(err, "Error opening %s %s\n",
+				cert_descrip, file);
+			ERR_print_errors(err);
+			goto end;
+			}
+		}
+	if 	(format == FORMAT_ASN1)
+		x=d2i_X509_bio(cert,NULL);
+	else if (format == FORMAT_NETSCAPE)
+		{
+		const unsigned char *p,*op;
+		int size=0,i;
+		/* We sort of have to do it this way because it is sort of nice
+		 * to read the header first and check it, then
+		 * try to read the certificate */
+		buf=BUF_MEM_new();
+		for (;;)
+			{
+			if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
+				goto end;
+			i=BIO_read(cert,&(buf->data[size]),1024*10);
+			size+=i;
+			if (i == 0) break;
+			if (i < 0)
+				{
+				perror("reading certificate");
+				goto end;
+				}
+			}
+		p=(unsigned char *)buf->data;
+		op=p;
+		/* First load the header */
+		if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL)
+			goto end;
+		if ((ah->header == NULL) || (ah->header->data == NULL) ||
+			(strncmp(NETSCAPE_CERT_HDR,(char *)ah->header->data,
+			ah->header->length) != 0))
+			{
+			BIO_printf(err,"Error reading header on certificate\n");
+			goto end;
+			}
+		/* header is ok, so now read the object */
+		p=op;
+		ah->meth=X509_asn1_meth();
+		if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL)
+			goto end;
+		x=(X509 *)ah->data;
+		ah->data=NULL;
+		}
+	else if (format == FORMAT_PEM)
+		x=PEM_read_bio_X509_AUX(cert,NULL,
+			(pem_password_cb *)password_callback, NULL);
+	else if (format == FORMAT_PKCS12)
+		{
+		if (!load_pkcs12(err, cert,cert_descrip, NULL, NULL,
+					NULL, &x, NULL))
+			goto end;
+		}
+	else	{
+		BIO_printf(err,"bad input format specified for %s\n",
+			cert_descrip);
+		goto end;
+		}
+end:
+	if (x == NULL)
+		{
+		BIO_printf(err,"unable to load certificate\n");
+		ERR_print_errors(err);
+		}
+	if (ah != NULL) ASN1_HEADER_free(ah);
+	if (cert != NULL) BIO_free(cert);
+	if (buf != NULL) BUF_MEM_free(buf);
+	return(x);
+	}
+EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
+	const char *pass, ENGINE *e, const char *key_descrip)
+	{
+	BIO *key=NULL;
+	EVP_PKEY *pkey=NULL;
+	PW_CB_DATA cb_data;
+	cb_data.password = pass;
+	cb_data.prompt_info = file;
+	if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
+		{
+		BIO_printf(err,"no keyfile specified\n");
+		goto end;
+		}
+#ifndef OPENSSL_NO_ENGINE
+	if (format == FORMAT_ENGINE)
+		{
+		if (!e)
+			BIO_printf(bio_err,"no engine specified\n");
+		else
+			pkey = ENGINE_load_private_key(e, file,
+				ui_method, &cb_data);
+		goto end;
+		}
+#endif
+	key=BIO_new(BIO_s_file());
+	if (key == NULL)
+		{
+		ERR_print_errors(err);
+		goto end;
+		}
+	if (file == NULL && maybe_stdin)
+		{
+		setvbuf(stdin, NULL, _IONBF, 0);
+		BIO_set_fp(key,stdin,BIO_NOCLOSE);
+		}
+	else
+		if (BIO_read_filename(key,file) <= 0)
+			{
+			BIO_printf(err, "Error opening %s %s\n",
+				key_descrip, file);
+			ERR_print_errors(err);
+			goto end;
+			}
+	if (format == FORMAT_ASN1)
+		{
+		pkey=d2i_PrivateKey_bio(key, NULL);
+		}
+	else if (format == FORMAT_PEM)
+		{
+		pkey=PEM_read_bio_PrivateKey(key,NULL,
+			(pem_password_cb *)password_callback, &cb_data);
+		}
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
+	else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
+		pkey = load_netscape_key(err, key, file, key_descrip, format);
+#endif
+	else if (format == FORMAT_PKCS12)
+		{
+		if (!load_pkcs12(err, key, key_descrip,
+				(pem_password_cb *)password_callback, &cb_data,
+				&pkey, NULL, NULL))
+			goto end;
+		}
+	else
+		{
+		BIO_printf(err,"bad input format specified for key file\n");
+		goto end;
+		}
+end:
+	if (key != NULL) BIO_free(key);
+	if (pkey == NULL)
+		BIO_printf(err,"unable to load %s\n", key_descrip);
+	return(pkey);
+	}
+EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
+	const char *pass, ENGINE *e, const char *key_descrip)
+	{
+	BIO *key=NULL;
+	EVP_PKEY *pkey=NULL;
+	PW_CB_DATA cb_data;
+	cb_data.password = pass;
+	cb_data.prompt_info = file;
+	if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
+		{
+		BIO_printf(err,"no keyfile specified\n");
+		goto end;
+		}
+#ifndef OPENSSL_NO_ENGINE
+	if (format == FORMAT_ENGINE)
+		{
+		if (!e)
+			BIO_printf(bio_err,"no engine specified\n");
+		else
+			pkey = ENGINE_load_public_key(e, file,
+				ui_method, &cb_data);
+		goto end;
+		}
+#endif
+	key=BIO_new(BIO_s_file());
+	if (key == NULL)
+		{
+		ERR_print_errors(err);
+		goto end;
+		}
+	if (file == NULL && maybe_stdin)
+		{
+		setvbuf(stdin, NULL, _IONBF, 0);
+		BIO_set_fp(key,stdin,BIO_NOCLOSE);
+		}
+	else
+		if (BIO_read_filename(key,file) <= 0)
+			{
+			BIO_printf(err, "Error opening %s %s\n",
+				key_descrip, file);
+			ERR_print_errors(err);
+			goto end;
+		}
+	if (format == FORMAT_ASN1)
+		{
+		pkey=d2i_PUBKEY_bio(key, NULL);
+		}
+	else if (format == FORMAT_PEM)
+		{
+		pkey=PEM_read_bio_PUBKEY(key,NULL,
+			(pem_password_cb *)password_callback, &cb_data);
+		}
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
+	else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
+		pkey = load_netscape_key(err, key, file, key_descrip, format);
+#endif
+	else
+		{
+		BIO_printf(err,"bad input format specified for key file\n");
+		goto end;
+		}
+end:
+	if (key != NULL) BIO_free(key);
+	if (pkey == NULL)
+		BIO_printf(err,"unable to load %s\n", key_descrip);
+	return(pkey);
+	}
+#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
+static EVP_PKEY *
+load_netscape_key(BIO *err, BIO *key, const char *file,
+		const char *key_descrip, int format)
+	{
+	EVP_PKEY *pkey;
+	BUF_MEM *buf;
+	RSA	*rsa;
+	const unsigned char *p;
+	int size, i;
+	buf=BUF_MEM_new();
+	pkey = EVP_PKEY_new();
+	size = 0;
+	if (buf == NULL || pkey == NULL)
+		goto error;
+	for (;;)
+		{
+		if (!BUF_MEM_grow_clean(buf,size+1024*10))
+			goto error;
+		i = BIO_read(key, &(buf->data[size]), 1024*10);
+		size += i;
+		if (i == 0)
+			break;
+		if (i < 0)
+			{
+				BIO_printf(err, "Error reading %s %s",
+					key_descrip, file);
+				goto error;
+			}
+		}
+	p=(unsigned char *)buf->data;
+	rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
+		(format == FORMAT_IISSGC ? 1 : 0));
+	if (rsa == NULL)
+		goto error;
+	BUF_MEM_free(buf);
+	EVP_PKEY_set1_RSA(pkey, rsa);
+	return pkey;
+error:
+	BUF_MEM_free(buf);
+	EVP_PKEY_free(pkey);
+	return NULL;
+	}
+#endif /* ndef OPENSSL_NO_RC4 */
+STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
+	const char *pass, ENGINE *e, const char *cert_descrip)
+	{
+	BIO *certs;
+	int i;
+	STACK_OF(X509) *othercerts = NULL;
+	STACK_OF(X509_INFO) *allcerts = NULL;
+	X509_INFO *xi;
+	PW_CB_DATA cb_data;
+	cb_data.password = pass;
+	cb_data.prompt_info = file;
+	if((certs = BIO_new(BIO_s_file())) == NULL)
+		{
+		ERR_print_errors(err);
+		goto end;
+		}
+	if (file == NULL)
+		BIO_set_fp(certs,stdin,BIO_NOCLOSE);
+	else
+		{
+		if (BIO_read_filename(certs,file) <= 0)
+			{
+			BIO_printf(err, "Error opening %s %s\n",
+				cert_descrip, file);
+			ERR_print_errors(err);
+			goto end;
+			}
+		}
+	if      (format == FORMAT_PEM)
+		{
+		othercerts = sk_X509_new_null();
+		if(!othercerts)
+			{
+			sk_X509_free(othercerts);
+			othercerts = NULL;
+			goto end;
+			}
+		allcerts = PEM_X509_INFO_read_bio(certs, NULL,
+				(pem_password_cb *)password_callback, &cb_data);
+		for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
+			{
+			xi = sk_X509_INFO_value (allcerts, i);
+			if (xi->x509)
+				{
+				sk_X509_push(othercerts, xi->x509);
+				xi->x509 = NULL;
+				}
+			}
+		goto end;
+		}
+	else	{
+		BIO_printf(err,"bad input format specified for %s\n",
+			cert_descrip);
+		goto end;
+		}
+end:
+	if (othercerts == NULL)
+		{
+		BIO_printf(err,"unable to load certificates\n");
+		ERR_print_errors(err);
+		}
+	if (allcerts) sk_X509_INFO_pop_free(allcerts, X509_INFO_free);
+	if (certs != NULL) BIO_free(certs);
+	return(othercerts);
+	}
+#define X509V3_EXT_UNKNOWN_MASK		(0xfL << 16)
+/* Return error for unknown extensions */
+#define X509V3_EXT_DEFAULT		0
+/* Print error for unknown extensions */
+#define X509V3_EXT_ERROR_UNKNOWN	(1L << 16)
+/* ASN1 parse unknown extensions */
+#define X509V3_EXT_PARSE_UNKNOWN	(2L << 16)
+/* BIO_dump unknown extensions */
+#define X509V3_EXT_DUMP_UNKNOWN		(3L << 16)
+#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
+			 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
+int set_cert_ex(unsigned long *flags, const char *arg)
+{
+	static const NAME_EX_TBL cert_tbl[] = {
+		{ "compatible", X509_FLAG_COMPAT, 0xffffffffl},
+		{ "ca_default", X509_FLAG_CA, 0xffffffffl},
+		{ "no_header", X509_FLAG_NO_HEADER, 0},
+		{ "no_version", X509_FLAG_NO_VERSION, 0},
+		{ "no_serial", X509_FLAG_NO_SERIAL, 0},
+		{ "no_signame", X509_FLAG_NO_SIGNAME, 0},
+		{ "no_validity", X509_FLAG_NO_VALIDITY, 0},
+		{ "no_subject", X509_FLAG_NO_SUBJECT, 0},
+		{ "no_issuer", X509_FLAG_NO_ISSUER, 0},
+		{ "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
+		{ "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
+		{ "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
+		{ "no_aux", X509_FLAG_NO_AUX, 0},
+		{ "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
+		{ "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
+		{ "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+		{ "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+		{ "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+		{ NULL, 0, 0}
+	};
+	return set_multi_opts(flags, arg, cert_tbl);
+}
+int set_name_ex(unsigned long *flags, const char *arg)
+{
+	static const NAME_EX_TBL ex_tbl[] = {
+		{ "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
+		{ "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
+		{ "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
+		{ "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
+		{ "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
+		{ "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
+		{ "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
+		{ "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
+		{ "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
+		{ "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
+		{ "compat", XN_FLAG_COMPAT, 0xffffffffL},
+		{ "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
+		{ "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
+		{ "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
+		{ "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
+		{ "dn_rev", XN_FLAG_DN_REV, 0},
+		{ "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
+		{ "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
+		{ "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
+		{ "align", XN_FLAG_FN_ALIGN, 0},
+		{ "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
+		{ "space_eq", XN_FLAG_SPC_EQ, 0},
+		{ "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
+		{ "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
+		{ "oneline", XN_FLAG_ONELINE, 0xffffffffL},
+		{ "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
+		{ "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
+		{ NULL, 0, 0}
+	};
+	return set_multi_opts(flags, arg, ex_tbl);
+}
+int set_ext_copy(int *copy_type, const char *arg)
+{
+	if (!strcasecmp(arg, "none"))
+		*copy_type = EXT_COPY_NONE;
+	else if (!strcasecmp(arg, "copy"))
+		*copy_type = EXT_COPY_ADD;
+	else if (!strcasecmp(arg, "copyall"))
+		*copy_type = EXT_COPY_ALL;
+	else
+		return 0;
+	return 1;
+}
+int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
+{
+	STACK_OF(X509_EXTENSION) *exts = NULL;
+	X509_EXTENSION *ext, *tmpext;
+	ASN1_OBJECT *obj;
+	int i, idx, ret = 0;
+	if (!x || !req || (copy_type == EXT_COPY_NONE))
+		return 1;
+	exts = X509_REQ_get_extensions(req);
+	for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
+		ext = sk_X509_EXTENSION_value(exts, i);
+		obj = X509_EXTENSION_get_object(ext);
+		idx = X509_get_ext_by_OBJ(x, obj, -1);
+		/* Does extension exist? */
+		if (idx != -1) {
+			/* If normal copy don't override existing extension */
+			if (copy_type == EXT_COPY_ADD)
+				continue;
+			/* Delete all extensions of same type */
+			do {
+				tmpext = X509_get_ext(x, idx);
+				X509_delete_ext(x, idx);
+				X509_EXTENSION_free(tmpext);
+				idx = X509_get_ext_by_OBJ(x, obj, -1);
+			} while (idx != -1);
+		}
+		if (!X509_add_ext(x, ext, -1))
+			goto end;
+	}
+	ret = 1;
+	end:
+	sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
+	return ret;
+}
+static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
+{
+	STACK_OF(CONF_VALUE) *vals;
+	CONF_VALUE *val;
+	int i, ret = 1;
+	if(!arg) return 0;
+	vals = X509V3_parse_list(arg);
+	for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
+		val = sk_CONF_VALUE_value(vals, i);
+		if (!set_table_opts(flags, val->name, in_tbl))
+			ret = 0;
+	}
+	sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
+	return ret;
+}
+static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
+{
+	char c;
+	const NAME_EX_TBL *ptbl;
+	c = arg[0];
+	if(c == '-') {
+		c = 0;
+		arg++;
+	} else if (c == '+') {
+		c = 1;
+		arg++;
+	} else c = 1;
+	for(ptbl = in_tbl; ptbl->name; ptbl++) {
+		if(!strcasecmp(arg, ptbl->name)) {
+			*flags &= ~ptbl->mask;
+			if(c) *flags |= ptbl->flag;
+			else *flags &= ~ptbl->flag;
+			return 1;
+		}
+	}
+	return 0;
+}
+void print_name(BIO *out, const char *title, X509_NAME *nm, unsigned long lflags)
+{
+	char *buf;
+	char mline = 0;
+	int indent = 0;
+	if(title) BIO_puts(out, title);
+	if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
+		mline = 1;
+		indent = 4;
+	}
+	if(lflags == XN_FLAG_COMPAT) {
+		buf = X509_NAME_oneline(nm, 0, 0);
+		BIO_puts(out, buf);
+		BIO_puts(out, "\n");
+		OPENSSL_free(buf);
+	} else {
+		if(mline) BIO_puts(out, "\n");
+		X509_NAME_print_ex(out, nm, indent, lflags);
+		BIO_puts(out, "\n");
+	}
+}
+X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
+{
+	X509_STORE *store;
+	X509_LOOKUP *lookup;
+	if(!(store = X509_STORE_new())) goto end;
+	lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
+	if (lookup == NULL) goto end;
+	if (CAfile) {
+		if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
+			BIO_printf(bp, "Error loading file %s\n", CAfile);
+			goto end;
+		}
+	} else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
+	lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
+	if (lookup == NULL) goto end;
+	if (CApath) {
+		if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
+			BIO_printf(bp, "Error loading directory %s\n", CApath);
+			goto end;
+		}
+	} else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
+	ERR_clear_error();
+	return store;
+	end:
+	X509_STORE_free(store);
+	return NULL;
+}
+#ifndef OPENSSL_NO_ENGINE
+/* Try to load an engine in a shareable library */
+static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
+	{
+	ENGINE *e = ENGINE_by_id("dynamic");
+	if (e)
+		{
+		if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
+			|| !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
+			{
+			ENGINE_free(e);
+			e = NULL;
+			}
+		}
+	return e;
+	}
+ENGINE *setup_engine(BIO *err, const char *engine, int debug)
+{
+ENGINE *e = NULL;
+if (engine)
+{
+		if(strcmp(engine, "auto") == 0)
+			{
+			BIO_printf(err,"enabling auto ENGINE support\n");
+			ENGINE_register_all_complete();
+			return NULL;
+			}
+		if((e = ENGINE_by_id(engine)) == NULL
+			&& (e = try_load_engine(err, engine, debug)) == NULL)
+			{
+			BIO_printf(err,"invalid engine \"%s\"\n", engine);
+			ERR_print_errors(err);
+			return NULL;
+			}
+		if (debug)
+			{
+			ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
+				0, err, 0);
+			}
+ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
+		if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
+			{
+			BIO_printf(err,"can't use that engine\n");
+			ERR_print_errors(err);
+			ENGINE_free(e);
+			return NULL;
+			}
+		BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e));
+		/* Free our "structural" reference. */
+		ENGINE_free(e);
+		}
+return e;
+}
+#endif
+int load_config(BIO *err, CONF *cnf)
+	{
+	if (!cnf)
+		cnf = config;
+	if (!cnf)
+		return 1;
+	OPENSSL_load_builtin_modules();
+	if (CONF_modules_load(cnf, NULL, 0) <= 0)
+		{
+		BIO_printf(err, "Error configuring OpenSSL\n");
+		ERR_print_errors(err);
+		return 0;
+		}
+	return 1;
+	}
+char *make_config_name()
+	{
+	const char *t=X509_get_default_cert_area();
+	size_t len;
+	char *p;
+	len=strlen(t)+strlen(OPENSSL_CONF)+2;
+	p=OPENSSL_malloc(len);
+	BUF_strlcpy(p,t,len);
+#ifndef OPENSSL_SYS_VMS
+	BUF_strlcat(p,"/",len);
+#endif
+	BUF_strlcat(p,OPENSSL_CONF,len);
+	return p;
+	}
+static unsigned long index_serial_hash(const char **a)
+	{
+	const char *n;
+	n=a[DB_serial];
+	while (*n == '0') n++;
+	return(lh_strhash(n));
+	}
+static int index_serial_cmp(const char **a, const char **b)
+	{
+	const char *aa,*bb;
+	for (aa=a[DB_serial]; *aa == '0'; aa++);
+	for (bb=b[DB_serial]; *bb == '0'; bb++);
+	return(strcmp(aa,bb));
+	}
+static int index_name_qual(char **a)
+	{ return(a[0][0] == 'V'); }
+static unsigned long index_name_hash(const char **a)
+	{ return(lh_strhash(a[DB_name])); }
+int index_name_cmp(const char **a, const char **b)
+	{ return(strcmp(a[DB_name],
+	     b[DB_name])); }
+static IMPLEMENT_LHASH_HASH_FN(index_serial_hash,const char **)
+static IMPLEMENT_LHASH_COMP_FN(index_serial_cmp,const char **)
+static IMPLEMENT_LHASH_HASH_FN(index_name_hash,const char **)
+static IMPLEMENT_LHASH_COMP_FN(index_name_cmp,const char **)
+#undef BSIZE
+#define BSIZE 256
+BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
+	{
+	BIO *in=NULL;
+	BIGNUM *ret=NULL;
+	MS_STATIC char buf[1024];
+	ASN1_INTEGER *ai=NULL;
+	ai=ASN1_INTEGER_new();
+	if (ai == NULL) goto err;
+	if ((in=BIO_new(BIO_s_file())) == NULL)
+		{
+		ERR_print_errors(bio_err);
+		goto err;
+		}
+	if (BIO_read_filename(in,serialfile) <= 0)
+		{
+		if (!create)
+			{
+			perror(serialfile);
+			goto err;
+			}
+		else
+			{
+			ret=BN_new();
+			if (ret == NULL || !rand_serial(ret, ai))
+				BIO_printf(bio_err, "Out of memory\n");
+			}
+		}
+	else
+		{
+		if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
+			{
+			BIO_printf(bio_err,"unable to load number from %s\n",
+				serialfile);
+			goto err;
+			}
+		ret=ASN1_INTEGER_to_BN(ai,NULL);
+		if (ret == NULL)
+			{
+			BIO_printf(bio_err,"error converting number from bin to BIGNUM\n");
+			goto err;
+			}
+		}
+	if (ret && retai)
+		{
+		*retai = ai;
+		ai = NULL;
+		}
+err:
+	if (in != NULL) BIO_free(in);
+	if (ai != NULL) ASN1_INTEGER_free(ai);
+	return(ret);
+	}
+int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai)
+	{
+	char buf[1][BSIZE];
+	BIO *out = NULL;
+	int ret=0;
+	ASN1_INTEGER *ai=NULL;
+	int j;
+	if (suffix == NULL)
+		j = strlen(serialfile);
+	else
+		j = strlen(serialfile) + strlen(suffix) + 1;
+	if (j >= BSIZE)
+		{
+		BIO_printf(bio_err,"file name too long\n");
+		goto err;
+		}
+	if (suffix == NULL)
+		BUF_strlcpy(buf[0], serialfile, BSIZE);
+	else
+		{
+#ifndef OPENSSL_SYS_VMS
+		j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
+#else
+		j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
+#endif
+		}
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
+#endif
+	out=BIO_new(BIO_s_file());
+	if (out == NULL)
+		{
+		ERR_print_errors(bio_err);
+		goto err;
+		}
+	if (BIO_write_filename(out,buf[0]) <= 0)
+		{
+		perror(serialfile);
+		goto err;
+		}
+	if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
+		{
+		BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
+		goto err;
+		}
+	i2a_ASN1_INTEGER(out,ai);
+	BIO_puts(out,"\n");
+	ret=1;
+	if (retai)
+		{
+		*retai = ai;
+		ai = NULL;
+		}
+err:
+	if (out != NULL) BIO_free_all(out);
+	if (ai != NULL) ASN1_INTEGER_free(ai);
+	return(ret);
+	}
+int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
+	{
+	char buf[5][BSIZE];
+	int i,j;
+	struct stat sb;
+	i = strlen(serialfile) + strlen(old_suffix);
+	j = strlen(serialfile) + strlen(new_suffix);
+	if (i > j) j = i;
+	if (j + 1 >= BSIZE)
+		{
+		BIO_printf(bio_err,"file name too long\n");
+		goto err;
+		}
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
+		serialfile, new_suffix);
+#else
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
+		serialfile, new_suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
+		serialfile, old_suffix);
+#else
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
+		serialfile, old_suffix);
+#endif
+	if (stat(serialfile,&sb) < 0)
+		{
+		if (errno != ENOENT
+#ifdef ENOTDIR
+			&& errno != ENOTDIR
+#endif
+		   )
+			goto err;
+		}
+	else
+		{
+#ifdef RL_DEBUG
+		BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+			serialfile, buf[1]);
+#endif
+		if (rename(serialfile,buf[1]) < 0)
+			{
+			BIO_printf(bio_err,
+				"unable to rename %s to %s\n",
+				serialfile, buf[1]);
+			perror("reason");
+			goto err;
+			}
+		}
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+		buf[0],serialfile);
+#endif
+	if (rename(buf[0],serialfile) < 0)
+		{
+		BIO_printf(bio_err,
+			"unable to rename %s to %s\n",
+			buf[0],serialfile);
+		perror("reason");
+		rename(buf[1],serialfile);
+		goto err;
+		}
+	return 1;
+err:
+	return 0;
+	}
+int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
+	{
+	BIGNUM *btmp;
+	int ret = 0;
+	if (b)
+		btmp = b;
+	else
+		btmp = BN_new();
+	if (!btmp)
+		return 0;
+	if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
+		goto error;
+	if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
+		goto error;
+	ret = 1;
+	error:
+	if (!b)
+		BN_free(btmp);
+	return ret;
+	}
+CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
+	{
+	CA_DB *retdb = NULL;
+	TXT_DB *tmpdb = NULL;
+	BIO *in = BIO_new(BIO_s_file());
+	CONF *dbattr_conf = NULL;
+	char buf[1][BSIZE];
+	long errorline= -1;
+	if (in == NULL)
+		{
+		ERR_print_errors(bio_err);
+		goto err;
+		}
+	if (BIO_read_filename(in,dbfile) <= 0)
+		{
+		perror(dbfile);
+		BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
+		goto err;
+		}
+	if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL)
+		{
+		if (tmpdb != NULL) TXT_DB_free(tmpdb);
+		goto err;
+		}
+#ifndef OPENSSL_SYS_VMS
+	BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
+#else
+	BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
+#endif
+	dbattr_conf = NCONF_new(NULL);
+	if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0)
+		{
+		if (errorline > 0)
+			{
+			BIO_printf(bio_err,
+				"error on line %ld of db attribute file '%s'\n"
+				,errorline,buf[0]);
+			goto err;
+			}
+		else
+			{
+			NCONF_free(dbattr_conf);
+			dbattr_conf = NULL;
+			}
+		}
+	if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL)
+		{
+		fprintf(stderr, "Out of memory\n");
+		goto err;
+		}
+	retdb->db = tmpdb;
+	tmpdb = NULL;
+	if (db_attr)
+		retdb->attributes = *db_attr;
+	else
+		{
+		retdb->attributes.unique_subject = 1;
+		}
+	if (dbattr_conf)
+		{
+		char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject");
+		if (p)
+			{
+#ifdef RL_DEBUG
+			BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
+#endif
+			retdb->attributes.unique_subject = parse_yesno(p,1);
+			}
+		}
+err:
+	if (dbattr_conf) NCONF_free(dbattr_conf);
+	if (tmpdb) TXT_DB_free(tmpdb);
+	if (in) BIO_free_all(in);
+	return retdb;
+	}
+int index_index(CA_DB *db)
+	{
+	if (!TXT_DB_create_index(db->db, DB_serial, NULL,
+				LHASH_HASH_FN(index_serial_hash),
+				LHASH_COMP_FN(index_serial_cmp)))
+		{
+		BIO_printf(bio_err,
+		  "error creating serial number index:(%ld,%ld,%ld)\n",
+		  			db->db->error,db->db->arg1,db->db->arg2);
+			return 0;
+		}
+	if (db->attributes.unique_subject
+		&& !TXT_DB_create_index(db->db, DB_name, index_name_qual,
+			LHASH_HASH_FN(index_name_hash),
+			LHASH_COMP_FN(index_name_cmp)))
+		{
+		BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
+			db->db->error,db->db->arg1,db->db->arg2);
+		return 0;
+		}
+	return 1;
+	}
+int save_index(const char *dbfile, const char *suffix, CA_DB *db)
+	{
+	char buf[3][BSIZE];
+	BIO *out = BIO_new(BIO_s_file());
+	int j;
+	if (out == NULL)
+		{
+		ERR_print_errors(bio_err);
+		goto err;
+		}
+	j = strlen(dbfile) + strlen(suffix);
+	if (j + 6 >= BSIZE)
+		{
+		BIO_printf(bio_err,"file name too long\n");
+		goto err;
+		}
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
+#else
+	j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
+#else
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
+#else
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
+#endif
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
+#endif
+	if (BIO_write_filename(out,buf[0]) <= 0)
+		{
+		perror(dbfile);
+		BIO_printf(bio_err,"unable to open '%s'\n", dbfile);
+		goto err;
+		}
+	j=TXT_DB_write(out,db->db);
+	if (j <= 0) goto err;
+	BIO_free(out);
+	out = BIO_new(BIO_s_file());
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
+#endif
+	if (BIO_write_filename(out,buf[1]) <= 0)
+		{
+		perror(buf[2]);
+		BIO_printf(bio_err,"unable to open '%s'\n", buf[2]);
+		goto err;
+		}
+	BIO_printf(out,"unique_subject = %s\n",
+		db->attributes.unique_subject ? "yes" : "no");
+	BIO_free(out);
+	return 1;
+err:
+	return 0;
+	}
+int rotate_index(const char *dbfile, const char *new_suffix, const char *old_suffix)
+	{
+	char buf[5][BSIZE];
+	int i,j;
+	struct stat sb;
+	i = strlen(dbfile) + strlen(old_suffix);
+	j = strlen(dbfile) + strlen(new_suffix);
+	if (i > j) j = i;
+	if (j + 6 >= BSIZE)
+		{
+		BIO_printf(bio_err,"file name too long\n");
+		goto err;
+		}
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
+#else
+	j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s",
+		dbfile, new_suffix);
+#else
+	j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s",
+		dbfile, new_suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
+		dbfile, new_suffix);
+#else
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
+		dbfile, new_suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
+		dbfile, old_suffix);
+#else
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
+		dbfile, old_suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s",
+		dbfile, old_suffix);
+#else
+	j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s",
+		dbfile, old_suffix);
+#endif
+	if (stat(dbfile,&sb) < 0)
+		{
+		if (errno != ENOENT
+#ifdef ENOTDIR
+			&& errno != ENOTDIR
+#endif
+		   )
+			goto err;
+		}
+	else
+		{
+#ifdef RL_DEBUG
+		BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+			dbfile, buf[1]);
+#endif
+		if (rename(dbfile,buf[1]) < 0)
+			{
+			BIO_printf(bio_err,
+				"unable to rename %s to %s\n",
+				dbfile, buf[1]);
+			perror("reason");
+			goto err;
+			}
+		}
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+		buf[0],dbfile);
+#endif
+	if (rename(buf[0],dbfile) < 0)
+		{
+		BIO_printf(bio_err,
+			"unable to rename %s to %s\n",
+			buf[0],dbfile);
+		perror("reason");
+		rename(buf[1],dbfile);
+		goto err;
+		}
+	if (stat(buf[4],&sb) < 0)
+		{
+		if (errno != ENOENT
+#ifdef ENOTDIR
+			&& errno != ENOTDIR
+#endif
+		   )
+			goto err;
+		}
+	else
+		{
+#ifdef RL_DEBUG
+		BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+			buf[4],buf[3]);
+#endif
+		if (rename(buf[4],buf[3]) < 0)
+			{
+			BIO_printf(bio_err,
+				"unable to rename %s to %s\n",
+				buf[4], buf[3]);
+			perror("reason");
+			rename(dbfile,buf[0]);
+			rename(buf[1],dbfile);
+			goto err;
+			}
+		}
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+		buf[2],buf[4]);
+#endif
+	if (rename(buf[2],buf[4]) < 0)
+		{
+		BIO_printf(bio_err,
+			"unable to rename %s to %s\n",
+			buf[2],buf[4]);
+		perror("reason");
+		rename(buf[3],buf[4]);
+		rename(dbfile,buf[0]);
+		rename(buf[1],dbfile);
+		goto err;
+		}
+	return 1;
+err:
+	return 0;
+	}
+void free_index(CA_DB *db)
+	{
+	if (db)
+		{
+		if (db->db) TXT_DB_free(db->db);
+		OPENSSL_free(db);
+		}
+	}
+int parse_yesno(const char *str, int def)
+	{
+	int ret = def;
+	if (str)
+		{
+		switch (*str)
+			{
+		case 'f': /* false */
+		case 'F': /* FALSE */
+		case 'n': /* no */
+		case 'N': /* NO */
+		case '0': /* 0 */
+			ret = 0;
+			break;
+		case 't': /* true */
+		case 'T': /* TRUE */
+		case 'y': /* yes */
+		case 'Y': /* YES */
+		case '1': /* 1 */
+			ret = 0;
+			break;
+		default:
+			ret = def;
+			break;
+			}
+		}
+	return ret;
+	}
+/*
+* subject is expected to be in the format /type0=value0/type1=value1/type2=...
+* where characters may be escaped by \
+*/
+X509_NAME *parse_name(char *subject, long chtype, int multirdn)
+	{
+	size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */
+	char *buf = OPENSSL_malloc(buflen);
+	size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
+	char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *));
+	char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *));
+	int *mval = OPENSSL_malloc (max_ne * sizeof (int));
+	char *sp = subject, *bp = buf;
+	int i, ne_num = 0;
+	X509_NAME *n = NULL;
+	int nid;
+	if (!buf || !ne_types || !ne_values)
+		{
+		BIO_printf(bio_err, "malloc error\n");
+		goto error;
+		}
+	if (*subject != '/')
+		{
+		BIO_printf(bio_err, "Subject does not start with '/'.\n");
+		goto error;
+		}
+	sp++; /* skip leading / */
+	/* no multivalued RDN by default */
+	mval[ne_num] = 0;
+	while (*sp)
+		{
+		/* collect type */
+		ne_types[ne_num] = bp;
+		while (*sp)
+			{
+			if (*sp == '\\') /* is there anything to escape in the type...? */
+				{
+				if (*++sp)
+					*bp++ = *sp++;
+				else
+					{
+					BIO_printf(bio_err, "escape character at end of string\n");
+					goto error;
+					}
+				}
+			else if (*sp == '=')
+				{
+				sp++;
+				*bp++ = '\0';
+				break;
+				}
+			else
+				*bp++ = *sp++;
+			}
+		if (!*sp)
+			{
+			BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num);
+			goto error;
+			}
+		ne_values[ne_num] = bp;
+		while (*sp)
+			{
+			if (*sp == '\\')
+				{
+				if (*++sp)
+					*bp++ = *sp++;
+				else
+					{
+					BIO_printf(bio_err, "escape character at end of string\n");
+					goto error;
+					}
+				}
+			else if (*sp == '/')
+				{
+				sp++;
+				/* no multivalued RDN by default */
+				mval[ne_num+1] = 0;
+				break;
+				}
+			else if (*sp == '+' && multirdn)
+				{
+				/* a not escaped + signals a mutlivalued RDN */
+				sp++;
+				mval[ne_num+1] = -1;
+				break;
+				}
+			else
+				*bp++ = *sp++;
+			}
+		*bp++ = '\0';
+		ne_num++;
+		}
+	if (!(n = X509_NAME_new()))
+		goto error;
+	for (i = 0; i < ne_num; i++)
+		{
+		if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef)
+			{
+			BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]);
+			continue;
+			}
+		if (!*ne_values[i])
+			{
+			BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]);
+			continue;
+			}
+		if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i]))
+			goto error;
+		}
+	OPENSSL_free(ne_values);
+	OPENSSL_free(ne_types);
+	OPENSSL_free(buf);
+	return n;
+error:
+	X509_NAME_free(n);
+	if (ne_values)
+		OPENSSL_free(ne_values);
+	if (ne_types)
+		OPENSSL_free(ne_types);
+	if (buf)
+		OPENSSL_free(buf);
+	return NULL;
+}
+/* This code MUST COME AFTER anything that uses rename() */
+#ifdef OPENSSL_SYS_WIN32
+int WIN32_rename(const char *from, const char *to)
+	{
+#ifndef OPENSSL_SYS_WINCE
+	/* Windows rename gives an error if 'to' exists, so delete it
+	 * first and ignore file not found errror
+	 */
+	if((remove(to) != 0) && (errno != ENOENT))
+		return -1;
+#undef rename
+	return rename(from, to);
+#else
+	/* convert strings to UNICODE */
+	{
+	BOOL result = FALSE;
+	WCHAR* wfrom;
+	WCHAR* wto;
+	int i;
+	wfrom = malloc((strlen(from)+1)*2);
+	wto = malloc((strlen(to)+1)*2);
+	if (wfrom != NULL && wto != NULL)
+		{
+		for (i=0; i<(int)strlen(from)+1; i++)
+			wfrom[i] = (short)from[i];
+		for (i=0; i<(int)strlen(to)+1; i++)
+			wto[i] = (short)to[i];
+		result = MoveFile(wfrom, wto);
+		}
+	if (wfrom != NULL)
+		free(wfrom);
+	if (wto != NULL)
+		free(wto);
+	return result;
+	}
+#endif
+	}
+#endif
+int args_verify(char ***pargs, int *pargc,
+			int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
+	{
+	ASN1_OBJECT *otmp = NULL;
+	unsigned long flags = 0;
+	int i;
+	int purpose = 0;
+	char **oldargs = *pargs;
+	char *arg = **pargs, *argn = (*pargs)[1];
+	if (!strcmp(arg, "-policy"))
+		{
+		if (!argn)
+			*badarg = 1;
+		else
+			{
+			otmp = OBJ_txt2obj(argn, 0);
+			if (!otmp)
+				{
+				BIO_printf(err, "Invalid Policy \"%s\"\n",
+									argn);
+				*badarg = 1;
+				}
+			}
+		(*pargs)++;
+		}
+	else if (strcmp(arg,"-purpose") == 0)
+		{
+		X509_PURPOSE *xptmp;
+		if (!argn)
+			*badarg = 1;
+		else
+			{
+			i = X509_PURPOSE_get_by_sname(argn);
+			if(i < 0)
+				{
+				BIO_printf(err, "unrecognized purpose\n");
+				*badarg = 1;
+				}
+			else
+				{
+				xptmp = X509_PURPOSE_get0(i);
+				purpose = X509_PURPOSE_get_id(xptmp);
+				}
+			}
+		(*pargs)++;
+		}
+	else if (!strcmp(arg, "-ignore_critical"))
+		flags |= X509_V_FLAG_IGNORE_CRITICAL;
+	else if (!strcmp(arg, "-issuer_checks"))
+		flags |= X509_V_FLAG_CB_ISSUER_CHECK;
+	else if (!strcmp(arg, "-crl_check"))
+		flags |=  X509_V_FLAG_CRL_CHECK;
+	else if (!strcmp(arg, "-crl_check_all"))
+		flags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
+	else if (!strcmp(arg, "-policy_check"))
+		flags |= X509_V_FLAG_POLICY_CHECK;
+	else if (!strcmp(arg, "-explicit_policy"))
+		flags |= X509_V_FLAG_EXPLICIT_POLICY;
+	else if (!strcmp(arg, "-x509_strict"))
+		flags |= X509_V_FLAG_X509_STRICT;
+	else if (!strcmp(arg, "-policy_print"))
+		flags |= X509_V_FLAG_NOTIFY_POLICY;
+	else
+		return 0;
+	if (*badarg)
+		{
+		if (*pm)
+			X509_VERIFY_PARAM_free(*pm);
+		*pm = NULL;
+		goto end;
+		}
+	if (!*pm && !(*pm = X509_VERIFY_PARAM_new()))
+		{
+		*badarg = 1;
+		goto end;
+		}
+	if (otmp)
+		X509_VERIFY_PARAM_add0_policy(*pm, otmp);
+	if (flags)
+		X509_VERIFY_PARAM_set_flags(*pm, flags);
+	if (purpose)
+		X509_VERIFY_PARAM_set_purpose(*pm, purpose);
+	end:
+	(*pargs)++;
+	if (pargc)
+		*pargc -= *pargs - oldargs;
+	return 1;
+	}
+static void nodes_print(BIO *out, const char *name,
+	STACK_OF(X509_POLICY_NODE) *nodes)
+	{
+	X509_POLICY_NODE *node;
+	int i;
+	BIO_printf(out, "%s Policies:", name);
+	if (nodes)
+		{
+		BIO_puts(out, "\n");
+		for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++)
+			{
+			node = sk_X509_POLICY_NODE_value(nodes, i);
+			X509_POLICY_NODE_print(out, node, 2);
+			}
+		}
+	else
+		BIO_puts(out, " <empty>\n");
+	}
+void policies_print(BIO *out, X509_STORE_CTX *ctx)
+	{
+	X509_POLICY_TREE *tree;
+	int explicit_policy;
+	int free_out = 0;
+	if (out == NULL)
+		{
+		out = BIO_new_fp(stderr, BIO_NOCLOSE);
+		free_out = 1;
+		}
+	tree = X509_STORE_CTX_get0_policy_tree(ctx);
+	explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
+	BIO_printf(out, "Require explicit Policy: %s\n",
+				explicit_policy ? "True" : "False");
+	nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
+	nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
+	if (free_out)
+		BIO_free(out);
+	}