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      1 /* apps/apps.c */
      2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com)
      3  * All rights reserved.
      4  *
      5  * This package is an SSL implementation written
      6  * by Eric Young (eay (at) cryptsoft.com).
      7  * The implementation was written so as to conform with Netscapes SSL.
      8  *
      9  * This library is free for commercial and non-commercial use as long as
     10  * the following conditions are aheared to.  The following conditions
     11  * apply to all code found in this distribution, be it the RC4, RSA,
     12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
     13  * included with this distribution is covered by the same copyright terms
     14  * except that the holder is Tim Hudson (tjh (at) cryptsoft.com).
     15  *
     16  * Copyright remains Eric Young's, and as such any Copyright notices in
     17  * the code are not to be removed.
     18  * If this package is used in a product, Eric Young should be given attribution
     19  * as the author of the parts of the library used.
     20  * This can be in the form of a textual message at program startup or
     21  * in documentation (online or textual) provided with the package.
     22  *
     23  * Redistribution and use in source and binary forms, with or without
     24  * modification, are permitted provided that the following conditions
     25  * are met:
     26  * 1. Redistributions of source code must retain the copyright
     27  *    notice, this list of conditions and the following disclaimer.
     28  * 2. Redistributions in binary form must reproduce the above copyright
     29  *    notice, this list of conditions and the following disclaimer in the
     30  *    documentation and/or other materials provided with the distribution.
     31  * 3. All advertising materials mentioning features or use of this software
     32  *    must display the following acknowledgement:
     33  *    "This product includes cryptographic software written by
     34  *     Eric Young (eay (at) cryptsoft.com)"
     35  *    The word 'cryptographic' can be left out if the rouines from the library
     36  *    being used are not cryptographic related :-).
     37  * 4. If you include any Windows specific code (or a derivative thereof) from
     38  *    the apps directory (application code) you must include an acknowledgement:
     39  *    "This product includes software written by Tim Hudson (tjh (at) cryptsoft.com)"
     40  *
     41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
     42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     51  * SUCH DAMAGE.
     52  *
     53  * The licence and distribution terms for any publically available version or
     54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
     55  * copied and put under another distribution licence
     56  * [including the GNU Public Licence.]
     57  */
     58 /* ====================================================================
     59  * Copyright (c) 1998-2001 The OpenSSL Project.  All rights reserved.
     60  *
     61  * Redistribution and use in source and binary forms, with or without
     62  * modification, are permitted provided that the following conditions
     63  * are met:
     64  *
     65  * 1. Redistributions of source code must retain the above copyright
     66  *    notice, this list of conditions and the following disclaimer.
     67  *
     68  * 2. Redistributions in binary form must reproduce the above copyright
     69  *    notice, this list of conditions and the following disclaimer in
     70  *    the documentation and/or other materials provided with the
     71  *    distribution.
     72  *
     73  * 3. All advertising materials mentioning features or use of this
     74  *    software must display the following acknowledgment:
     75  *    "This product includes software developed by the OpenSSL Project
     76  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
     77  *
     78  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
     79  *    endorse or promote products derived from this software without
     80  *    prior written permission. For written permission, please contact
     81  *    openssl-core (at) openssl.org.
     82  *
     83  * 5. Products derived from this software may not be called "OpenSSL"
     84  *    nor may "OpenSSL" appear in their names without prior written
     85  *    permission of the OpenSSL Project.
     86  *
     87  * 6. Redistributions of any form whatsoever must retain the following
     88  *    acknowledgment:
     89  *    "This product includes software developed by the OpenSSL Project
     90  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
     91  *
     92  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
     93  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     94  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     95  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
     96  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     97  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     98  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     99  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    100  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
    101  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    102  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
    103  * OF THE POSSIBILITY OF SUCH DAMAGE.
    104  * ====================================================================
    105  *
    106  * This product includes cryptographic software written by Eric Young
    107  * (eay (at) cryptsoft.com).  This product includes software written by Tim
    108  * Hudson (tjh (at) cryptsoft.com).
    109  *
    110  */
    111 
    112 #ifndef _POSIX_C_SOURCE
    113 #define _POSIX_C_SOURCE 2	/* On VMS, you need to define this to get
    114 				   the declaration of fileno().  The value
    115 				   2 is to make sure no function defined
    116 				   in POSIX-2 is left undefined. */
    117 #endif
    118 #include <stdio.h>
    119 #include <stdlib.h>
    120 #include <string.h>
    121 #if !defined(OPENSSL_SYSNAME_WIN32) && !defined(NETWARE_CLIB)
    122 #include <strings.h>
    123 #endif
    124 #include <sys/types.h>
    125 #include <ctype.h>
    126 #include <errno.h>
    127 #include <assert.h>
    128 #include <openssl/err.h>
    129 #include <openssl/x509.h>
    130 #include <openssl/x509v3.h>
    131 #include <openssl/pem.h>
    132 #include <openssl/pkcs12.h>
    133 #include <openssl/ui.h>
    134 #include <openssl/safestack.h>
    135 #ifndef OPENSSL_NO_ENGINE
    136 #include <openssl/engine.h>
    137 #endif
    138 #ifndef OPENSSL_NO_RSA
    139 #include <openssl/rsa.h>
    140 #endif
    141 #include <openssl/bn.h>
    142 #ifndef OPENSSL_NO_JPAKE
    143 #include <openssl/jpake.h>
    144 #endif
    145 
    146 #define NON_MAIN
    147 #include "apps.h"
    148 #undef NON_MAIN
    149 
    150 #ifdef _WIN32
    151 static int WIN32_rename(const char *from, const char *to);
    152 #define rename(from,to) WIN32_rename((from),(to))
    153 #endif
    154 
    155 typedef struct {
    156 	const char *name;
    157 	unsigned long flag;
    158 	unsigned long mask;
    159 } NAME_EX_TBL;
    160 
    161 static UI_METHOD *ui_method = NULL;
    162 
    163 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
    164 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
    165 
    166 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
    167 /* Looks like this stuff is worth moving into separate function */
    168 static EVP_PKEY *
    169 load_netscape_key(BIO *err, BIO *key, const char *file,
    170 		const char *key_descrip, int format);
    171 #endif
    172 
    173 int app_init(long mesgwin);
    174 #ifdef undef /* never finished - probably never will be :-) */
    175 int args_from_file(char *file, int *argc, char **argv[])
    176 	{
    177 	FILE *fp;
    178 	int num,i;
    179 	unsigned int len;
    180 	static char *buf=NULL;
    181 	static char **arg=NULL;
    182 	char *p;
    183 
    184 	fp=fopen(file,"r");
    185 	if (fp == NULL)
    186 		return(0);
    187 
    188 	if (fseek(fp,0,SEEK_END)==0)
    189 		len=ftell(fp), rewind(fp);
    190 	else	len=-1;
    191 	if (len<=0)
    192 		{
    193 		fclose(fp);
    194 		return(0);
    195 		}
    196 
    197 	*argc=0;
    198 	*argv=NULL;
    199 
    200 	if (buf != NULL) OPENSSL_free(buf);
    201 	buf=(char *)OPENSSL_malloc(len+1);
    202 	if (buf == NULL) return(0);
    203 
    204 	len=fread(buf,1,len,fp);
    205 	if (len <= 1) return(0);
    206 	buf[len]='\0';
    207 
    208 	i=0;
    209 	for (p=buf; *p; p++)
    210 		if (*p == '\n') i++;
    211 	if (arg != NULL) OPENSSL_free(arg);
    212 	arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
    213 
    214 	*argv=arg;
    215 	num=0;
    216 	p=buf;
    217 	for (;;)
    218 		{
    219 		if (!*p) break;
    220 		if (*p == '#') /* comment line */
    221 			{
    222 			while (*p && (*p != '\n')) p++;
    223 			continue;
    224 			}
    225 		/* else we have a line */
    226 		*(arg++)=p;
    227 		num++;
    228 		while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
    229 			p++;
    230 		if (!*p) break;
    231 		if (*p == '\n')
    232 			{
    233 			*(p++)='\0';
    234 			continue;
    235 			}
    236 		/* else it is a tab or space */
    237 		p++;
    238 		while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
    239 			p++;
    240 		if (!*p) break;
    241 		if (*p == '\n')
    242 			{
    243 			p++;
    244 			continue;
    245 			}
    246 		*(arg++)=p++;
    247 		num++;
    248 		while (*p && (*p != '\n')) p++;
    249 		if (!*p) break;
    250 		/* else *p == '\n' */
    251 		*(p++)='\0';
    252 		}
    253 	*argc=num;
    254 	return(1);
    255 	}
    256 #endif
    257 
    258 int str2fmt(char *s)
    259 	{
    260 	if 	((*s == 'D') || (*s == 'd'))
    261 		return(FORMAT_ASN1);
    262 	else if ((*s == 'T') || (*s == 't'))
    263 		return(FORMAT_TEXT);
    264   	else if ((*s == 'N') || (*s == 'n'))
    265   		return(FORMAT_NETSCAPE);
    266   	else if ((*s == 'S') || (*s == 's'))
    267   		return(FORMAT_SMIME);
    268  	else if ((*s == 'M') || (*s == 'm'))
    269  		return(FORMAT_MSBLOB);
    270 	else if ((*s == '1')
    271 		|| (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
    272 		|| (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
    273 		return(FORMAT_PKCS12);
    274 	else if ((*s == 'E') || (*s == 'e'))
    275 		return(FORMAT_ENGINE);
    276 	else if ((*s == 'P') || (*s == 'p'))
    277  		{
    278  		if (s[1] == 'V' || s[1] == 'v')
    279  			return FORMAT_PVK;
    280  		else
    281   			return(FORMAT_PEM);
    282  		}
    283 	else
    284 		return(FORMAT_UNDEF);
    285 	}
    286 
    287 #if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
    288 void program_name(char *in, char *out, int size)
    289 	{
    290 	int i,n;
    291 	char *p=NULL;
    292 
    293 	n=strlen(in);
    294 	/* find the last '/', '\' or ':' */
    295 	for (i=n-1; i>0; i--)
    296 		{
    297 		if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
    298 			{
    299 			p= &(in[i+1]);
    300 			break;
    301 			}
    302 		}
    303 	if (p == NULL)
    304 		p=in;
    305 	n=strlen(p);
    306 
    307 #if defined(OPENSSL_SYS_NETWARE)
    308    /* strip off trailing .nlm if present. */
    309    if ((n > 4) && (p[n-4] == '.') &&
    310       ((p[n-3] == 'n') || (p[n-3] == 'N')) &&
    311       ((p[n-2] == 'l') || (p[n-2] == 'L')) &&
    312       ((p[n-1] == 'm') || (p[n-1] == 'M')))
    313       n-=4;
    314 #else
    315 	/* strip off trailing .exe if present. */
    316 	if ((n > 4) && (p[n-4] == '.') &&
    317 		((p[n-3] == 'e') || (p[n-3] == 'E')) &&
    318 		((p[n-2] == 'x') || (p[n-2] == 'X')) &&
    319 		((p[n-1] == 'e') || (p[n-1] == 'E')))
    320 		n-=4;
    321 #endif
    322 
    323 	if (n > size-1)
    324 		n=size-1;
    325 
    326 	for (i=0; i<n; i++)
    327 		{
    328 		if ((p[i] >= 'A') && (p[i] <= 'Z'))
    329 			out[i]=p[i]-'A'+'a';
    330 		else
    331 			out[i]=p[i];
    332 		}
    333 	out[n]='\0';
    334 	}
    335 #else
    336 #ifdef OPENSSL_SYS_VMS
    337 void program_name(char *in, char *out, int size)
    338 	{
    339 	char *p=in, *q;
    340 	char *chars=":]>";
    341 
    342 	while(*chars != '\0')
    343 		{
    344 		q=strrchr(p,*chars);
    345 		if (q > p)
    346 			p = q + 1;
    347 		chars++;
    348 		}
    349 
    350 	q=strrchr(p,'.');
    351 	if (q == NULL)
    352 		q = p + strlen(p);
    353 	strncpy(out,p,size-1);
    354 	if (q-p >= size)
    355 		{
    356 		out[size-1]='\0';
    357 		}
    358 	else
    359 		{
    360 		out[q-p]='\0';
    361 		}
    362 	}
    363 #else
    364 void program_name(char *in, char *out, int size)
    365 	{
    366 	char *p;
    367 
    368 	p=strrchr(in,'/');
    369 	if (p != NULL)
    370 		p++;
    371 	else
    372 		p=in;
    373 	BUF_strlcpy(out,p,size);
    374 	}
    375 #endif
    376 #endif
    377 
    378 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
    379 	{
    380 	int num,len,i;
    381 	char *p;
    382 
    383 	*argc=0;
    384 	*argv=NULL;
    385 
    386 	len=strlen(buf);
    387 	i=0;
    388 	if (arg->count == 0)
    389 		{
    390 		arg->count=20;
    391 		arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
    392 		}
    393 	for (i=0; i<arg->count; i++)
    394 		arg->data[i]=NULL;
    395 
    396 	num=0;
    397 	p=buf;
    398 	for (;;)
    399 		{
    400 		/* first scan over white space */
    401 		if (!*p) break;
    402 		while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
    403 			p++;
    404 		if (!*p) break;
    405 
    406 		/* The start of something good :-) */
    407 		if (num >= arg->count)
    408 			{
    409 			char **tmp_p;
    410 			int tlen = arg->count + 20;
    411 			tmp_p = (char **)OPENSSL_realloc(arg->data,
    412 				sizeof(char *)*tlen);
    413 			if (tmp_p == NULL)
    414 				return 0;
    415 			arg->data  = tmp_p;
    416 			arg->count = tlen;
    417 			/* initialize newly allocated data */
    418 			for (i = num; i < arg->count; i++)
    419 				arg->data[i] = NULL;
    420 			}
    421 		arg->data[num++]=p;
    422 
    423 		/* now look for the end of this */
    424 		if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
    425 			{
    426 			i= *(p++);
    427 			arg->data[num-1]++; /* jump over quote */
    428 			while (*p && (*p != i))
    429 				p++;
    430 			*p='\0';
    431 			}
    432 		else
    433 			{
    434 			while (*p && ((*p != ' ') &&
    435 				(*p != '\t') && (*p != '\n')))
    436 				p++;
    437 
    438 			if (*p == '\0')
    439 				p--;
    440 			else
    441 				*p='\0';
    442 			}
    443 		p++;
    444 		}
    445 	*argc=num;
    446 	*argv=arg->data;
    447 	return(1);
    448 	}
    449 
    450 #ifndef APP_INIT
    451 int app_init(long mesgwin)
    452 	{
    453 	return(1);
    454 	}
    455 #endif
    456 
    457 
    458 int dump_cert_text (BIO *out, X509 *x)
    459 {
    460 	char *p;
    461 
    462 	p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0);
    463 	BIO_puts(out,"subject=");
    464 	BIO_puts(out,p);
    465 	OPENSSL_free(p);
    466 
    467 	p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0);
    468 	BIO_puts(out,"\nissuer=");
    469 	BIO_puts(out,p);
    470 	BIO_puts(out,"\n");
    471 	OPENSSL_free(p);
    472 
    473 	return 0;
    474 }
    475 
    476 static int ui_open(UI *ui)
    477 	{
    478 	return UI_method_get_opener(UI_OpenSSL())(ui);
    479 	}
    480 static int ui_read(UI *ui, UI_STRING *uis)
    481 	{
    482 	if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
    483 		&& UI_get0_user_data(ui))
    484 		{
    485 		switch(UI_get_string_type(uis))
    486 			{
    487 		case UIT_PROMPT:
    488 		case UIT_VERIFY:
    489 			{
    490 			const char *password =
    491 				((PW_CB_DATA *)UI_get0_user_data(ui))->password;
    492 			if (password && password[0] != '\0')
    493 				{
    494 				UI_set_result(ui, uis, password);
    495 				return 1;
    496 				}
    497 			}
    498 		default:
    499 			break;
    500 			}
    501 		}
    502 	return UI_method_get_reader(UI_OpenSSL())(ui, uis);
    503 	}
    504 static int ui_write(UI *ui, UI_STRING *uis)
    505 	{
    506 	if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
    507 		&& UI_get0_user_data(ui))
    508 		{
    509 		switch(UI_get_string_type(uis))
    510 			{
    511 		case UIT_PROMPT:
    512 		case UIT_VERIFY:
    513 			{
    514 			const char *password =
    515 				((PW_CB_DATA *)UI_get0_user_data(ui))->password;
    516 			if (password && password[0] != '\0')
    517 				return 1;
    518 			}
    519 		default:
    520 			break;
    521 			}
    522 		}
    523 	return UI_method_get_writer(UI_OpenSSL())(ui, uis);
    524 	}
    525 static int ui_close(UI *ui)
    526 	{
    527 	return UI_method_get_closer(UI_OpenSSL())(ui);
    528 	}
    529 int setup_ui_method(void)
    530 	{
    531 	ui_method = UI_create_method("OpenSSL application user interface");
    532 	UI_method_set_opener(ui_method, ui_open);
    533 	UI_method_set_reader(ui_method, ui_read);
    534 	UI_method_set_writer(ui_method, ui_write);
    535 	UI_method_set_closer(ui_method, ui_close);
    536 	return 0;
    537 	}
    538 void destroy_ui_method(void)
    539 	{
    540 	if(ui_method)
    541 		{
    542 		UI_destroy_method(ui_method);
    543 		ui_method = NULL;
    544 		}
    545 	}
    546 int password_callback(char *buf, int bufsiz, int verify,
    547 	PW_CB_DATA *cb_tmp)
    548 	{
    549 	UI *ui = NULL;
    550 	int res = 0;
    551 	const char *prompt_info = NULL;
    552 	const char *password = NULL;
    553 	PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
    554 
    555 	if (cb_data)
    556 		{
    557 		if (cb_data->password)
    558 			password = cb_data->password;
    559 		if (cb_data->prompt_info)
    560 			prompt_info = cb_data->prompt_info;
    561 		}
    562 
    563 	if (password)
    564 		{
    565 		res = strlen(password);
    566 		if (res > bufsiz)
    567 			res = bufsiz;
    568 		memcpy(buf, password, res);
    569 		return res;
    570 		}
    571 
    572 	ui = UI_new_method(ui_method);
    573 	if (ui)
    574 		{
    575 		int ok = 0;
    576 		char *buff = NULL;
    577 		int ui_flags = 0;
    578 		char *prompt = NULL;
    579 
    580 		prompt = UI_construct_prompt(ui, "pass phrase",
    581 			prompt_info);
    582 
    583 		ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
    584 		UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
    585 
    586 		if (ok >= 0)
    587 			ok = UI_add_input_string(ui,prompt,ui_flags,buf,
    588 				PW_MIN_LENGTH,BUFSIZ-1);
    589 		if (ok >= 0 && verify)
    590 			{
    591 			buff = (char *)OPENSSL_malloc(bufsiz);
    592 			ok = UI_add_verify_string(ui,prompt,ui_flags,buff,
    593 				PW_MIN_LENGTH,BUFSIZ-1, buf);
    594 			}
    595 		if (ok >= 0)
    596 			do
    597 				{
    598 				ok = UI_process(ui);
    599 				}
    600 			while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
    601 
    602 		if (buff)
    603 			{
    604 			OPENSSL_cleanse(buff,(unsigned int)bufsiz);
    605 			OPENSSL_free(buff);
    606 			}
    607 
    608 		if (ok >= 0)
    609 			res = strlen(buf);
    610 		if (ok == -1)
    611 			{
    612 			BIO_printf(bio_err, "User interface error\n");
    613 			ERR_print_errors(bio_err);
    614 			OPENSSL_cleanse(buf,(unsigned int)bufsiz);
    615 			res = 0;
    616 			}
    617 		if (ok == -2)
    618 			{
    619 			BIO_printf(bio_err,"aborted!\n");
    620 			OPENSSL_cleanse(buf,(unsigned int)bufsiz);
    621 			res = 0;
    622 			}
    623 		UI_free(ui);
    624 		OPENSSL_free(prompt);
    625 		}
    626 	return res;
    627 	}
    628 
    629 static char *app_get_pass(BIO *err, char *arg, int keepbio);
    630 
    631 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
    632 {
    633 	int same;
    634 	if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
    635 	else same = 1;
    636 	if(arg1) {
    637 		*pass1 = app_get_pass(err, arg1, same);
    638 		if(!*pass1) return 0;
    639 	} else if(pass1) *pass1 = NULL;
    640 	if(arg2) {
    641 		*pass2 = app_get_pass(err, arg2, same ? 2 : 0);
    642 		if(!*pass2) return 0;
    643 	} else if(pass2) *pass2 = NULL;
    644 	return 1;
    645 }
    646 
    647 static char *app_get_pass(BIO *err, char *arg, int keepbio)
    648 {
    649 	char *tmp, tpass[APP_PASS_LEN];
    650 	static BIO *pwdbio = NULL;
    651 	int i;
    652 	if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
    653 	if(!strncmp(arg, "env:", 4)) {
    654 		tmp = getenv(arg + 4);
    655 		if(!tmp) {
    656 			BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
    657 			return NULL;
    658 		}
    659 		return BUF_strdup(tmp);
    660 	}
    661 	if(!keepbio || !pwdbio) {
    662 		if(!strncmp(arg, "file:", 5)) {
    663 			pwdbio = BIO_new_file(arg + 5, "r");
    664 			if(!pwdbio) {
    665 				BIO_printf(err, "Can't open file %s\n", arg + 5);
    666 				return NULL;
    667 			}
    668 #if !defined(_WIN32)
    669 		/*
    670 		 * Under _WIN32, which covers even Win64 and CE, file
    671 		 * descriptors referenced by BIO_s_fd are not inherited
    672 		 * by child process and therefore below is not an option.
    673 		 * It could have been an option if bss_fd.c was operating
    674 		 * on real Windows descriptors, such as those obtained
    675 		 * with CreateFile.
    676 		 */
    677 		} else if(!strncmp(arg, "fd:", 3)) {
    678 			BIO *btmp;
    679 			i = atoi(arg + 3);
    680 			if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
    681 			if((i < 0) || !pwdbio) {
    682 				BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
    683 				return NULL;
    684 			}
    685 			/* Can't do BIO_gets on an fd BIO so add a buffering BIO */
    686 			btmp = BIO_new(BIO_f_buffer());
    687 			pwdbio = BIO_push(btmp, pwdbio);
    688 #endif
    689 		} else if(!strcmp(arg, "stdin")) {
    690 			pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
    691 			if(!pwdbio) {
    692 				BIO_printf(err, "Can't open BIO for stdin\n");
    693 				return NULL;
    694 			}
    695 		} else {
    696 			BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
    697 			return NULL;
    698 		}
    699 	}
    700 	i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
    701 	if(keepbio != 1) {
    702 		BIO_free_all(pwdbio);
    703 		pwdbio = NULL;
    704 	}
    705 	if(i <= 0) {
    706 		BIO_printf(err, "Error reading password from BIO\n");
    707 		return NULL;
    708 	}
    709 	tmp = strchr(tpass, '\n');
    710 	if(tmp) *tmp = 0;
    711 	return BUF_strdup(tpass);
    712 }
    713 
    714 int add_oid_section(BIO *err, CONF *conf)
    715 {
    716 	char *p;
    717 	STACK_OF(CONF_VALUE) *sktmp;
    718 	CONF_VALUE *cnf;
    719 	int i;
    720 	if(!(p=NCONF_get_string(conf,NULL,"oid_section")))
    721 		{
    722 		ERR_clear_error();
    723 		return 1;
    724 		}
    725 	if(!(sktmp = NCONF_get_section(conf, p))) {
    726 		BIO_printf(err, "problem loading oid section %s\n", p);
    727 		return 0;
    728 	}
    729 	for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
    730 		cnf = sk_CONF_VALUE_value(sktmp, i);
    731 		if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
    732 			BIO_printf(err, "problem creating object %s=%s\n",
    733 							 cnf->name, cnf->value);
    734 			return 0;
    735 		}
    736 	}
    737 	return 1;
    738 }
    739 
    740 static int load_pkcs12(BIO *err, BIO *in, const char *desc,
    741 		pem_password_cb *pem_cb,  void *cb_data,
    742 		EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
    743 	{
    744  	const char *pass;
    745 	char tpass[PEM_BUFSIZE];
    746 	int len, ret = 0;
    747 	PKCS12 *p12;
    748 	p12 = d2i_PKCS12_bio(in, NULL);
    749 	if (p12 == NULL)
    750 		{
    751 		BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
    752 		goto die;
    753 		}
    754 	/* See if an empty password will do */
    755 	if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
    756 		pass = "";
    757 	else
    758 		{
    759 		if (!pem_cb)
    760 			pem_cb = (pem_password_cb *)password_callback;
    761 		len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
    762 		if (len < 0)
    763 			{
    764 			BIO_printf(err, "Passpharse callback error for %s\n",
    765 					desc);
    766 			goto die;
    767 			}
    768 		if (len < PEM_BUFSIZE)
    769 			tpass[len] = 0;
    770 		if (!PKCS12_verify_mac(p12, tpass, len))
    771 			{
    772 			BIO_printf(err,
    773 	"Mac verify error (wrong password?) in PKCS12 file for %s\n", desc);
    774 			goto die;
    775 			}
    776 		pass = tpass;
    777 		}
    778 	ret = PKCS12_parse(p12, pass, pkey, cert, ca);
    779 	die:
    780 	if (p12)
    781 		PKCS12_free(p12);
    782 	return ret;
    783 	}
    784 
    785 X509 *load_cert(BIO *err, const char *file, int format,
    786 	const char *pass, ENGINE *e, const char *cert_descrip)
    787 	{
    788 	X509 *x=NULL;
    789 	BIO *cert;
    790 
    791 	if ((cert=BIO_new(BIO_s_file())) == NULL)
    792 		{
    793 		ERR_print_errors(err);
    794 		goto end;
    795 		}
    796 
    797 	if (file == NULL)
    798 		{
    799 #ifdef _IONBF
    800 		setvbuf(stdin, NULL, _IONBF, 0);
    801 #endif
    802 		BIO_set_fp(cert,stdin,BIO_NOCLOSE);
    803 		}
    804 	else
    805 		{
    806 		if (BIO_read_filename(cert,file) <= 0)
    807 			{
    808 			BIO_printf(err, "Error opening %s %s\n",
    809 				cert_descrip, file);
    810 			ERR_print_errors(err);
    811 			goto end;
    812 			}
    813 		}
    814 
    815 	if 	(format == FORMAT_ASN1)
    816 		x=d2i_X509_bio(cert,NULL);
    817 	else if (format == FORMAT_NETSCAPE)
    818 		{
    819 		NETSCAPE_X509 *nx;
    820 		nx=ASN1_item_d2i_bio(ASN1_ITEM_rptr(NETSCAPE_X509),cert,NULL);
    821 		if (nx == NULL)
    822 				goto end;
    823 
    824 		if ((strncmp(NETSCAPE_CERT_HDR,(char *)nx->header->data,
    825 			nx->header->length) != 0))
    826 			{
    827 			NETSCAPE_X509_free(nx);
    828 			BIO_printf(err,"Error reading header on certificate\n");
    829 			goto end;
    830 			}
    831 		x=nx->cert;
    832 		nx->cert = NULL;
    833 		NETSCAPE_X509_free(nx);
    834 		}
    835 	else if (format == FORMAT_PEM)
    836 		x=PEM_read_bio_X509_AUX(cert,NULL,
    837 			(pem_password_cb *)password_callback, NULL);
    838 	else if (format == FORMAT_PKCS12)
    839 		{
    840 		if (!load_pkcs12(err, cert,cert_descrip, NULL, NULL,
    841 					NULL, &x, NULL))
    842 			goto end;
    843 		}
    844 	else	{
    845 		BIO_printf(err,"bad input format specified for %s\n",
    846 			cert_descrip);
    847 		goto end;
    848 		}
    849 end:
    850 	if (x == NULL)
    851 		{
    852 		BIO_printf(err,"unable to load certificate\n");
    853 		ERR_print_errors(err);
    854 		}
    855 	if (cert != NULL) BIO_free(cert);
    856 	return(x);
    857 	}
    858 
    859 EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
    860 	const char *pass, ENGINE *e, const char *key_descrip)
    861 	{
    862 	BIO *key=NULL;
    863 	EVP_PKEY *pkey=NULL;
    864 	PW_CB_DATA cb_data;
    865 
    866 	cb_data.password = pass;
    867 	cb_data.prompt_info = file;
    868 
    869 	if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
    870 		{
    871 		BIO_printf(err,"no keyfile specified\n");
    872 		goto end;
    873 		}
    874 #ifndef OPENSSL_NO_ENGINE
    875 	if (format == FORMAT_ENGINE)
    876 		{
    877 		if (!e)
    878 			BIO_printf(err,"no engine specified\n");
    879 		else
    880 			{
    881 			pkey = ENGINE_load_private_key(e, file,
    882 				ui_method, &cb_data);
    883 			if (!pkey)
    884 				{
    885 				BIO_printf(err,"cannot load %s from engine\n",key_descrip);
    886 				ERR_print_errors(err);
    887 				}
    888 			}
    889 		goto end;
    890 		}
    891 #endif
    892 	key=BIO_new(BIO_s_file());
    893 	if (key == NULL)
    894 		{
    895 		ERR_print_errors(err);
    896 		goto end;
    897 		}
    898 	if (file == NULL && maybe_stdin)
    899 		{
    900 #ifdef _IONBF
    901 		setvbuf(stdin, NULL, _IONBF, 0);
    902 #endif
    903 		BIO_set_fp(key,stdin,BIO_NOCLOSE);
    904 		}
    905 	else
    906 		if (BIO_read_filename(key,file) <= 0)
    907 			{
    908 			BIO_printf(err, "Error opening %s %s\n",
    909 				key_descrip, file);
    910 			ERR_print_errors(err);
    911 			goto end;
    912 			}
    913 	if (format == FORMAT_ASN1)
    914 		{
    915 		pkey=d2i_PrivateKey_bio(key, NULL);
    916 		}
    917 	else if (format == FORMAT_PEM)
    918 		{
    919 		pkey=PEM_read_bio_PrivateKey(key,NULL,
    920 			(pem_password_cb *)password_callback, &cb_data);
    921 		}
    922 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
    923 	else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
    924 		pkey = load_netscape_key(err, key, file, key_descrip, format);
    925 #endif
    926 	else if (format == FORMAT_PKCS12)
    927 		{
    928 		if (!load_pkcs12(err, key, key_descrip,
    929 				(pem_password_cb *)password_callback, &cb_data,
    930 				&pkey, NULL, NULL))
    931 			goto end;
    932 		}
    933 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4)
    934 	else if (format == FORMAT_MSBLOB)
    935 		pkey = b2i_PrivateKey_bio(key);
    936 	else if (format == FORMAT_PVK)
    937 		pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback,
    938 								&cb_data);
    939 #endif
    940 	else
    941 		{
    942 		BIO_printf(err,"bad input format specified for key file\n");
    943 		goto end;
    944 		}
    945  end:
    946 	if (key != NULL) BIO_free(key);
    947 	if (pkey == NULL)
    948 		{
    949 		BIO_printf(err,"unable to load %s\n", key_descrip);
    950 		ERR_print_errors(err);
    951 		}
    952 	return(pkey);
    953 	}
    954 
    955 EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
    956 	const char *pass, ENGINE *e, const char *key_descrip)
    957 	{
    958 	BIO *key=NULL;
    959 	EVP_PKEY *pkey=NULL;
    960 	PW_CB_DATA cb_data;
    961 
    962 	cb_data.password = pass;
    963 	cb_data.prompt_info = file;
    964 
    965 	if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
    966 		{
    967 		BIO_printf(err,"no keyfile specified\n");
    968 		goto end;
    969 		}
    970 #ifndef OPENSSL_NO_ENGINE
    971 	if (format == FORMAT_ENGINE)
    972 		{
    973 		if (!e)
    974 			BIO_printf(bio_err,"no engine specified\n");
    975 		else
    976 			pkey = ENGINE_load_public_key(e, file,
    977 				ui_method, &cb_data);
    978 		goto end;
    979 		}
    980 #endif
    981 	key=BIO_new(BIO_s_file());
    982 	if (key == NULL)
    983 		{
    984 		ERR_print_errors(err);
    985 		goto end;
    986 		}
    987 	if (file == NULL && maybe_stdin)
    988 		{
    989 #ifdef _IONBF
    990 		setvbuf(stdin, NULL, _IONBF, 0);
    991 #endif
    992 		BIO_set_fp(key,stdin,BIO_NOCLOSE);
    993 		}
    994 	else
    995 		if (BIO_read_filename(key,file) <= 0)
    996 			{
    997 			BIO_printf(err, "Error opening %s %s\n",
    998 				key_descrip, file);
    999 			ERR_print_errors(err);
   1000 			goto end;
   1001 		}
   1002 	if (format == FORMAT_ASN1)
   1003 		{
   1004 		pkey=d2i_PUBKEY_bio(key, NULL);
   1005 		}
   1006 #ifndef OPENSSL_NO_RSA
   1007 	else if (format == FORMAT_ASN1RSA)
   1008 		{
   1009 		RSA *rsa;
   1010 		rsa = d2i_RSAPublicKey_bio(key, NULL);
   1011 		if (rsa)
   1012 			{
   1013 			pkey = EVP_PKEY_new();
   1014 			if (pkey)
   1015 				EVP_PKEY_set1_RSA(pkey, rsa);
   1016 			RSA_free(rsa);
   1017 			}
   1018 		else
   1019 			pkey = NULL;
   1020 		}
   1021 	else if (format == FORMAT_PEMRSA)
   1022 		{
   1023 		RSA *rsa;
   1024 		rsa = PEM_read_bio_RSAPublicKey(key, NULL,
   1025 			(pem_password_cb *)password_callback, &cb_data);
   1026 		if (rsa)
   1027 			{
   1028 			pkey = EVP_PKEY_new();
   1029 			if (pkey)
   1030 				EVP_PKEY_set1_RSA(pkey, rsa);
   1031 			RSA_free(rsa);
   1032 			}
   1033 		else
   1034 			pkey = NULL;
   1035 		}
   1036 #endif
   1037 	else if (format == FORMAT_PEM)
   1038 		{
   1039 		pkey=PEM_read_bio_PUBKEY(key,NULL,
   1040 			(pem_password_cb *)password_callback, &cb_data);
   1041 		}
   1042 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
   1043 	else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
   1044 		pkey = load_netscape_key(err, key, file, key_descrip, format);
   1045 #endif
   1046 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA)
   1047 	else if (format == FORMAT_MSBLOB)
   1048 		pkey = b2i_PublicKey_bio(key);
   1049 #endif
   1050 	else
   1051 		{
   1052 		BIO_printf(err,"bad input format specified for key file\n");
   1053 		goto end;
   1054 		}
   1055  end:
   1056 	if (key != NULL) BIO_free(key);
   1057 	if (pkey == NULL)
   1058 		BIO_printf(err,"unable to load %s\n", key_descrip);
   1059 	return(pkey);
   1060 	}
   1061 
   1062 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
   1063 static EVP_PKEY *
   1064 load_netscape_key(BIO *err, BIO *key, const char *file,
   1065 		const char *key_descrip, int format)
   1066 	{
   1067 	EVP_PKEY *pkey;
   1068 	BUF_MEM *buf;
   1069 	RSA	*rsa;
   1070 	const unsigned char *p;
   1071 	int size, i;
   1072 
   1073 	buf=BUF_MEM_new();
   1074 	pkey = EVP_PKEY_new();
   1075 	size = 0;
   1076 	if (buf == NULL || pkey == NULL)
   1077 		goto error;
   1078 	for (;;)
   1079 		{
   1080 		if (!BUF_MEM_grow_clean(buf,size+1024*10))
   1081 			goto error;
   1082 		i = BIO_read(key, &(buf->data[size]), 1024*10);
   1083 		size += i;
   1084 		if (i == 0)
   1085 			break;
   1086 		if (i < 0)
   1087 			{
   1088 				BIO_printf(err, "Error reading %s %s",
   1089 					key_descrip, file);
   1090 				goto error;
   1091 			}
   1092 		}
   1093 	p=(unsigned char *)buf->data;
   1094 	rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
   1095 		(format == FORMAT_IISSGC ? 1 : 0));
   1096 	if (rsa == NULL)
   1097 		goto error;
   1098 	BUF_MEM_free(buf);
   1099 	EVP_PKEY_set1_RSA(pkey, rsa);
   1100 	return pkey;
   1101 error:
   1102 	BUF_MEM_free(buf);
   1103 	EVP_PKEY_free(pkey);
   1104 	return NULL;
   1105 	}
   1106 #endif /* ndef OPENSSL_NO_RC4 */
   1107 
   1108 static int load_certs_crls(BIO *err, const char *file, int format,
   1109 	const char *pass, ENGINE *e, const char *desc,
   1110 	STACK_OF(X509) **pcerts, STACK_OF(X509_CRL) **pcrls)
   1111 	{
   1112 	int i;
   1113 	BIO *bio;
   1114 	STACK_OF(X509_INFO) *xis = NULL;
   1115 	X509_INFO *xi;
   1116 	PW_CB_DATA cb_data;
   1117 	int rv = 0;
   1118 
   1119 	cb_data.password = pass;
   1120 	cb_data.prompt_info = file;
   1121 
   1122 	if (format != FORMAT_PEM)
   1123 		{
   1124 		BIO_printf(err,"bad input format specified for %s\n", desc);
   1125 		return 0;
   1126 		}
   1127 
   1128 	if (file == NULL)
   1129 		bio = BIO_new_fp(stdin,BIO_NOCLOSE);
   1130 	else
   1131 		bio = BIO_new_file(file, "r");
   1132 
   1133 	if (bio == NULL)
   1134 		{
   1135 		BIO_printf(err, "Error opening %s %s\n",
   1136 				desc, file ? file : "stdin");
   1137 		ERR_print_errors(err);
   1138 		return 0;
   1139 		}
   1140 
   1141 	xis = PEM_X509_INFO_read_bio(bio, NULL,
   1142 				(pem_password_cb *)password_callback, &cb_data);
   1143 
   1144 	BIO_free(bio);
   1145 
   1146 	if (pcerts)
   1147 		{
   1148 		*pcerts = sk_X509_new_null();
   1149 		if (!*pcerts)
   1150 			goto end;
   1151 		}
   1152 
   1153 	if (pcrls)
   1154 		{
   1155 		*pcrls = sk_X509_CRL_new_null();
   1156 		if (!*pcrls)
   1157 			goto end;
   1158 		}
   1159 
   1160 	for(i = 0; i < sk_X509_INFO_num(xis); i++)
   1161 		{
   1162 		xi = sk_X509_INFO_value (xis, i);
   1163 		if (xi->x509 && pcerts)
   1164 			{
   1165 			if (!sk_X509_push(*pcerts, xi->x509))
   1166 				goto end;
   1167 			xi->x509 = NULL;
   1168 			}
   1169 		if (xi->crl && pcrls)
   1170 			{
   1171 			if (!sk_X509_CRL_push(*pcrls, xi->crl))
   1172 				goto end;
   1173 			xi->crl = NULL;
   1174 			}
   1175 		}
   1176 
   1177 	if (pcerts && sk_X509_num(*pcerts) > 0)
   1178 		rv = 1;
   1179 
   1180 	if (pcrls && sk_X509_CRL_num(*pcrls) > 0)
   1181 		rv = 1;
   1182 
   1183 	end:
   1184 
   1185 	if (xis)
   1186 		sk_X509_INFO_pop_free(xis, X509_INFO_free);
   1187 
   1188 	if (rv == 0)
   1189 		{
   1190 		if (pcerts)
   1191 			{
   1192 			sk_X509_pop_free(*pcerts, X509_free);
   1193 			*pcerts = NULL;
   1194 			}
   1195 		if (pcrls)
   1196 			{
   1197 			sk_X509_CRL_pop_free(*pcrls, X509_CRL_free);
   1198 			*pcrls = NULL;
   1199 			}
   1200 		BIO_printf(err,"unable to load %s\n",
   1201 				pcerts ? "certificates" : "CRLs");
   1202 		ERR_print_errors(err);
   1203 		}
   1204 	return rv;
   1205 	}
   1206 
   1207 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
   1208 	const char *pass, ENGINE *e, const char *desc)
   1209 	{
   1210 	STACK_OF(X509) *certs;
   1211 	load_certs_crls(err, file, format, pass, e, desc, &certs, NULL);
   1212 	return certs;
   1213 	}
   1214 
   1215 STACK_OF(X509_CRL) *load_crls(BIO *err, const char *file, int format,
   1216 	const char *pass, ENGINE *e, const char *desc)
   1217 	{
   1218 	STACK_OF(X509_CRL) *crls;
   1219 	load_certs_crls(err, file, format, pass, e, desc, NULL, &crls);
   1220 	return crls;
   1221 	}
   1222 
   1223 #define X509V3_EXT_UNKNOWN_MASK		(0xfL << 16)
   1224 /* Return error for unknown extensions */
   1225 #define X509V3_EXT_DEFAULT		0
   1226 /* Print error for unknown extensions */
   1227 #define X509V3_EXT_ERROR_UNKNOWN	(1L << 16)
   1228 /* ASN1 parse unknown extensions */
   1229 #define X509V3_EXT_PARSE_UNKNOWN	(2L << 16)
   1230 /* BIO_dump unknown extensions */
   1231 #define X509V3_EXT_DUMP_UNKNOWN		(3L << 16)
   1232 
   1233 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
   1234 			 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
   1235 
   1236 int set_cert_ex(unsigned long *flags, const char *arg)
   1237 {
   1238 	static const NAME_EX_TBL cert_tbl[] = {
   1239 		{ "compatible", X509_FLAG_COMPAT, 0xffffffffl},
   1240 		{ "ca_default", X509_FLAG_CA, 0xffffffffl},
   1241 		{ "no_header", X509_FLAG_NO_HEADER, 0},
   1242 		{ "no_version", X509_FLAG_NO_VERSION, 0},
   1243 		{ "no_serial", X509_FLAG_NO_SERIAL, 0},
   1244 		{ "no_signame", X509_FLAG_NO_SIGNAME, 0},
   1245 		{ "no_validity", X509_FLAG_NO_VALIDITY, 0},
   1246 		{ "no_subject", X509_FLAG_NO_SUBJECT, 0},
   1247 		{ "no_issuer", X509_FLAG_NO_ISSUER, 0},
   1248 		{ "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
   1249 		{ "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
   1250 		{ "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
   1251 		{ "no_aux", X509_FLAG_NO_AUX, 0},
   1252 		{ "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
   1253 		{ "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
   1254 		{ "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
   1255 		{ "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
   1256 		{ "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
   1257 		{ NULL, 0, 0}
   1258 	};
   1259 	return set_multi_opts(flags, arg, cert_tbl);
   1260 }
   1261 
   1262 int set_name_ex(unsigned long *flags, const char *arg)
   1263 {
   1264 	static const NAME_EX_TBL ex_tbl[] = {
   1265 		{ "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
   1266 		{ "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
   1267 		{ "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
   1268 		{ "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
   1269 		{ "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
   1270 		{ "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
   1271 		{ "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
   1272 		{ "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
   1273 		{ "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
   1274 		{ "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
   1275 		{ "compat", XN_FLAG_COMPAT, 0xffffffffL},
   1276 		{ "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
   1277 		{ "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
   1278 		{ "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
   1279 		{ "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
   1280 		{ "dn_rev", XN_FLAG_DN_REV, 0},
   1281 		{ "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
   1282 		{ "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
   1283 		{ "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
   1284 		{ "align", XN_FLAG_FN_ALIGN, 0},
   1285 		{ "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
   1286 		{ "space_eq", XN_FLAG_SPC_EQ, 0},
   1287 		{ "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
   1288 		{ "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
   1289 		{ "oneline", XN_FLAG_ONELINE, 0xffffffffL},
   1290 		{ "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
   1291 		{ "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
   1292 		{ NULL, 0, 0}
   1293 	};
   1294 	return set_multi_opts(flags, arg, ex_tbl);
   1295 }
   1296 
   1297 int set_ext_copy(int *copy_type, const char *arg)
   1298 {
   1299 	if (!strcasecmp(arg, "none"))
   1300 		*copy_type = EXT_COPY_NONE;
   1301 	else if (!strcasecmp(arg, "copy"))
   1302 		*copy_type = EXT_COPY_ADD;
   1303 	else if (!strcasecmp(arg, "copyall"))
   1304 		*copy_type = EXT_COPY_ALL;
   1305 	else
   1306 		return 0;
   1307 	return 1;
   1308 }
   1309 
   1310 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
   1311 {
   1312 	STACK_OF(X509_EXTENSION) *exts = NULL;
   1313 	X509_EXTENSION *ext, *tmpext;
   1314 	ASN1_OBJECT *obj;
   1315 	int i, idx, ret = 0;
   1316 	if (!x || !req || (copy_type == EXT_COPY_NONE))
   1317 		return 1;
   1318 	exts = X509_REQ_get_extensions(req);
   1319 
   1320 	for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
   1321 		ext = sk_X509_EXTENSION_value(exts, i);
   1322 		obj = X509_EXTENSION_get_object(ext);
   1323 		idx = X509_get_ext_by_OBJ(x, obj, -1);
   1324 		/* Does extension exist? */
   1325 		if (idx != -1) {
   1326 			/* If normal copy don't override existing extension */
   1327 			if (copy_type == EXT_COPY_ADD)
   1328 				continue;
   1329 			/* Delete all extensions of same type */
   1330 			do {
   1331 				tmpext = X509_get_ext(x, idx);
   1332 				X509_delete_ext(x, idx);
   1333 				X509_EXTENSION_free(tmpext);
   1334 				idx = X509_get_ext_by_OBJ(x, obj, -1);
   1335 			} while (idx != -1);
   1336 		}
   1337 		if (!X509_add_ext(x, ext, -1))
   1338 			goto end;
   1339 	}
   1340 
   1341 	ret = 1;
   1342 
   1343 	end:
   1344 
   1345 	sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
   1346 
   1347 	return ret;
   1348 }
   1349 
   1350 
   1351 
   1352 
   1353 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
   1354 {
   1355 	STACK_OF(CONF_VALUE) *vals;
   1356 	CONF_VALUE *val;
   1357 	int i, ret = 1;
   1358 	if(!arg) return 0;
   1359 	vals = X509V3_parse_list(arg);
   1360 	for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
   1361 		val = sk_CONF_VALUE_value(vals, i);
   1362 		if (!set_table_opts(flags, val->name, in_tbl))
   1363 			ret = 0;
   1364 	}
   1365 	sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
   1366 	return ret;
   1367 }
   1368 
   1369 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
   1370 {
   1371 	char c;
   1372 	const NAME_EX_TBL *ptbl;
   1373 	c = arg[0];
   1374 
   1375 	if(c == '-') {
   1376 		c = 0;
   1377 		arg++;
   1378 	} else if (c == '+') {
   1379 		c = 1;
   1380 		arg++;
   1381 	} else c = 1;
   1382 
   1383 	for(ptbl = in_tbl; ptbl->name; ptbl++) {
   1384 		if(!strcasecmp(arg, ptbl->name)) {
   1385 			*flags &= ~ptbl->mask;
   1386 			if(c) *flags |= ptbl->flag;
   1387 			else *flags &= ~ptbl->flag;
   1388 			return 1;
   1389 		}
   1390 	}
   1391 	return 0;
   1392 }
   1393 
   1394 void print_name(BIO *out, const char *title, X509_NAME *nm, unsigned long lflags)
   1395 {
   1396 	char *buf;
   1397 	char mline = 0;
   1398 	int indent = 0;
   1399 
   1400 	if(title) BIO_puts(out, title);
   1401 	if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
   1402 		mline = 1;
   1403 		indent = 4;
   1404 	}
   1405 	if(lflags == XN_FLAG_COMPAT) {
   1406 		buf = X509_NAME_oneline(nm, 0, 0);
   1407 		BIO_puts(out, buf);
   1408 		BIO_puts(out, "\n");
   1409 		OPENSSL_free(buf);
   1410 	} else {
   1411 		if(mline) BIO_puts(out, "\n");
   1412 		X509_NAME_print_ex(out, nm, indent, lflags);
   1413 		BIO_puts(out, "\n");
   1414 	}
   1415 }
   1416 
   1417 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
   1418 {
   1419 	X509_STORE *store;
   1420 	X509_LOOKUP *lookup;
   1421 	if(!(store = X509_STORE_new())) goto end;
   1422 	lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
   1423 	if (lookup == NULL) goto end;
   1424 	if (CAfile) {
   1425 		if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
   1426 			BIO_printf(bp, "Error loading file %s\n", CAfile);
   1427 			goto end;
   1428 		}
   1429 	} else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
   1430 
   1431 	lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
   1432 	if (lookup == NULL) goto end;
   1433 	if (CApath) {
   1434 		if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
   1435 			BIO_printf(bp, "Error loading directory %s\n", CApath);
   1436 			goto end;
   1437 		}
   1438 	} else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
   1439 
   1440 	ERR_clear_error();
   1441 	return store;
   1442 	end:
   1443 	X509_STORE_free(store);
   1444 	return NULL;
   1445 }
   1446 
   1447 #ifndef OPENSSL_NO_ENGINE
   1448 /* Try to load an engine in a shareable library */
   1449 static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
   1450 	{
   1451 	ENGINE *e = ENGINE_by_id("dynamic");
   1452 	if (e)
   1453 		{
   1454 		if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
   1455 			|| !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
   1456 			{
   1457 			ENGINE_free(e);
   1458 			e = NULL;
   1459 			}
   1460 		}
   1461 	return e;
   1462 	}
   1463 
   1464 ENGINE *setup_engine(BIO *err, const char *engine, int debug)
   1465         {
   1466         ENGINE *e = NULL;
   1467 
   1468         if (engine)
   1469                 {
   1470 		if(strcmp(engine, "auto") == 0)
   1471 			{
   1472 			BIO_printf(err,"enabling auto ENGINE support\n");
   1473 			ENGINE_register_all_complete();
   1474 			return NULL;
   1475 			}
   1476 		if((e = ENGINE_by_id(engine)) == NULL
   1477 			&& (e = try_load_engine(err, engine, debug)) == NULL)
   1478 			{
   1479 			BIO_printf(err,"invalid engine \"%s\"\n", engine);
   1480 			ERR_print_errors(err);
   1481 			return NULL;
   1482 			}
   1483 		if (debug)
   1484 			{
   1485 			ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
   1486 				0, err, 0);
   1487 			}
   1488                 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
   1489 		if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
   1490 			{
   1491 			BIO_printf(err,"can't use that engine\n");
   1492 			ERR_print_errors(err);
   1493 			ENGINE_free(e);
   1494 			return NULL;
   1495 			}
   1496 
   1497 		BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e));
   1498 
   1499 		/* Free our "structural" reference. */
   1500 		ENGINE_free(e);
   1501 		}
   1502         return e;
   1503         }
   1504 #endif
   1505 
   1506 int load_config(BIO *err, CONF *cnf)
   1507 	{
   1508 	static int load_config_called = 0;
   1509 	if (load_config_called)
   1510 		return 1;
   1511 	load_config_called = 1;
   1512 	if (!cnf)
   1513 		cnf = config;
   1514 	if (!cnf)
   1515 		return 1;
   1516 
   1517 	OPENSSL_load_builtin_modules();
   1518 
   1519 	if (CONF_modules_load(cnf, NULL, 0) <= 0)
   1520 		{
   1521 		BIO_printf(err, "Error configuring OpenSSL\n");
   1522 		ERR_print_errors(err);
   1523 		return 0;
   1524 		}
   1525 	return 1;
   1526 	}
   1527 
   1528 char *make_config_name()
   1529 	{
   1530 	const char *t=X509_get_default_cert_area();
   1531 	size_t len;
   1532 	char *p;
   1533 
   1534 	len=strlen(t)+strlen(OPENSSL_CONF)+2;
   1535 	p=OPENSSL_malloc(len);
   1536 	BUF_strlcpy(p,t,len);
   1537 #ifndef OPENSSL_SYS_VMS
   1538 	BUF_strlcat(p,"/",len);
   1539 #endif
   1540 	BUF_strlcat(p,OPENSSL_CONF,len);
   1541 
   1542 	return p;
   1543 	}
   1544 
   1545 static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
   1546 	{
   1547 	const char *n;
   1548 
   1549 	n=a[DB_serial];
   1550 	while (*n == '0') n++;
   1551 	return(lh_strhash(n));
   1552 	}
   1553 
   1554 static int index_serial_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
   1555 	{
   1556 	const char *aa,*bb;
   1557 
   1558 	for (aa=a[DB_serial]; *aa == '0'; aa++);
   1559 	for (bb=b[DB_serial]; *bb == '0'; bb++);
   1560 	return(strcmp(aa,bb));
   1561 	}
   1562 
   1563 static int index_name_qual(char **a)
   1564 	{ return(a[0][0] == 'V'); }
   1565 
   1566 static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
   1567 	{ return(lh_strhash(a[DB_name])); }
   1568 
   1569 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
   1570 	{ return(strcmp(a[DB_name], b[DB_name])); }
   1571 
   1572 static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
   1573 static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
   1574 static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
   1575 static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
   1576 
   1577 #undef BSIZE
   1578 #define BSIZE 256
   1579 
   1580 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
   1581 	{
   1582 	BIO *in=NULL;
   1583 	BIGNUM *ret=NULL;
   1584 	MS_STATIC char buf[1024];
   1585 	ASN1_INTEGER *ai=NULL;
   1586 
   1587 	ai=ASN1_INTEGER_new();
   1588 	if (ai == NULL) goto err;
   1589 
   1590 	if ((in=BIO_new(BIO_s_file())) == NULL)
   1591 		{
   1592 		ERR_print_errors(bio_err);
   1593 		goto err;
   1594 		}
   1595 
   1596 	if (BIO_read_filename(in,serialfile) <= 0)
   1597 		{
   1598 		if (!create)
   1599 			{
   1600 			perror(serialfile);
   1601 			goto err;
   1602 			}
   1603 		else
   1604 			{
   1605 			ret=BN_new();
   1606 			if (ret == NULL || !rand_serial(ret, ai))
   1607 				BIO_printf(bio_err, "Out of memory\n");
   1608 			}
   1609 		}
   1610 	else
   1611 		{
   1612 		if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
   1613 			{
   1614 			BIO_printf(bio_err,"unable to load number from %s\n",
   1615 				serialfile);
   1616 			goto err;
   1617 			}
   1618 		ret=ASN1_INTEGER_to_BN(ai,NULL);
   1619 		if (ret == NULL)
   1620 			{
   1621 			BIO_printf(bio_err,"error converting number from bin to BIGNUM\n");
   1622 			goto err;
   1623 			}
   1624 		}
   1625 
   1626 	if (ret && retai)
   1627 		{
   1628 		*retai = ai;
   1629 		ai = NULL;
   1630 		}
   1631  err:
   1632 	if (in != NULL) BIO_free(in);
   1633 	if (ai != NULL) ASN1_INTEGER_free(ai);
   1634 	return(ret);
   1635 	}
   1636 
   1637 int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai)
   1638 	{
   1639 	char buf[1][BSIZE];
   1640 	BIO *out = NULL;
   1641 	int ret=0;
   1642 	ASN1_INTEGER *ai=NULL;
   1643 	int j;
   1644 
   1645 	if (suffix == NULL)
   1646 		j = strlen(serialfile);
   1647 	else
   1648 		j = strlen(serialfile) + strlen(suffix) + 1;
   1649 	if (j >= BSIZE)
   1650 		{
   1651 		BIO_printf(bio_err,"file name too long\n");
   1652 		goto err;
   1653 		}
   1654 
   1655 	if (suffix == NULL)
   1656 		BUF_strlcpy(buf[0], serialfile, BSIZE);
   1657 	else
   1658 		{
   1659 #ifndef OPENSSL_SYS_VMS
   1660 		j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
   1661 #else
   1662 		j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
   1663 #endif
   1664 		}
   1665 #ifdef RL_DEBUG
   1666 	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
   1667 #endif
   1668 	out=BIO_new(BIO_s_file());
   1669 	if (out == NULL)
   1670 		{
   1671 		ERR_print_errors(bio_err);
   1672 		goto err;
   1673 		}
   1674 	if (BIO_write_filename(out,buf[0]) <= 0)
   1675 		{
   1676 		perror(serialfile);
   1677 		goto err;
   1678 		}
   1679 
   1680 	if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
   1681 		{
   1682 		BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
   1683 		goto err;
   1684 		}
   1685 	i2a_ASN1_INTEGER(out,ai);
   1686 	BIO_puts(out,"\n");
   1687 	ret=1;
   1688 	if (retai)
   1689 		{
   1690 		*retai = ai;
   1691 		ai = NULL;
   1692 		}
   1693 err:
   1694 	if (out != NULL) BIO_free_all(out);
   1695 	if (ai != NULL) ASN1_INTEGER_free(ai);
   1696 	return(ret);
   1697 	}
   1698 
   1699 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
   1700 	{
   1701 	char buf[5][BSIZE];
   1702 	int i,j;
   1703 
   1704 	i = strlen(serialfile) + strlen(old_suffix);
   1705 	j = strlen(serialfile) + strlen(new_suffix);
   1706 	if (i > j) j = i;
   1707 	if (j + 1 >= BSIZE)
   1708 		{
   1709 		BIO_printf(bio_err,"file name too long\n");
   1710 		goto err;
   1711 		}
   1712 
   1713 #ifndef OPENSSL_SYS_VMS
   1714 	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
   1715 		serialfile, new_suffix);
   1716 #else
   1717 	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
   1718 		serialfile, new_suffix);
   1719 #endif
   1720 #ifndef OPENSSL_SYS_VMS
   1721 	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
   1722 		serialfile, old_suffix);
   1723 #else
   1724 	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
   1725 		serialfile, old_suffix);
   1726 #endif
   1727 #ifdef RL_DEBUG
   1728 	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
   1729 		serialfile, buf[1]);
   1730 #endif
   1731 	if (rename(serialfile,buf[1]) < 0 && errno != ENOENT
   1732 #ifdef ENOTDIR
   1733 			&& errno != ENOTDIR
   1734 #endif
   1735 	   )		{
   1736 			BIO_printf(bio_err,
   1737 				"unable to rename %s to %s\n",
   1738 				serialfile, buf[1]);
   1739 			perror("reason");
   1740 			goto err;
   1741 			}
   1742 #ifdef RL_DEBUG
   1743 	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
   1744 		buf[0],serialfile);
   1745 #endif
   1746 	if (rename(buf[0],serialfile) < 0)
   1747 		{
   1748 		BIO_printf(bio_err,
   1749 			"unable to rename %s to %s\n",
   1750 			buf[0],serialfile);
   1751 		perror("reason");
   1752 		rename(buf[1],serialfile);
   1753 		goto err;
   1754 		}
   1755 	return 1;
   1756  err:
   1757 	return 0;
   1758 	}
   1759 
   1760 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
   1761 	{
   1762 	BIGNUM *btmp;
   1763 	int ret = 0;
   1764 	if (b)
   1765 		btmp = b;
   1766 	else
   1767 		btmp = BN_new();
   1768 
   1769 	if (!btmp)
   1770 		return 0;
   1771 
   1772 	if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
   1773 		goto error;
   1774 	if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
   1775 		goto error;
   1776 
   1777 	ret = 1;
   1778 
   1779 	error:
   1780 
   1781 	if (!b)
   1782 		BN_free(btmp);
   1783 
   1784 	return ret;
   1785 	}
   1786 
   1787 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
   1788 	{
   1789 	CA_DB *retdb = NULL;
   1790 	TXT_DB *tmpdb = NULL;
   1791 	BIO *in = BIO_new(BIO_s_file());
   1792 	CONF *dbattr_conf = NULL;
   1793 	char buf[1][BSIZE];
   1794 	long errorline= -1;
   1795 
   1796 	if (in == NULL)
   1797 		{
   1798 		ERR_print_errors(bio_err);
   1799 		goto err;
   1800 		}
   1801 	if (BIO_read_filename(in,dbfile) <= 0)
   1802 		{
   1803 		perror(dbfile);
   1804 		BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
   1805 		goto err;
   1806 		}
   1807 	if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL)
   1808 		goto err;
   1809 
   1810 #ifndef OPENSSL_SYS_VMS
   1811 	BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
   1812 #else
   1813 	BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
   1814 #endif
   1815 	dbattr_conf = NCONF_new(NULL);
   1816 	if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0)
   1817 		{
   1818 		if (errorline > 0)
   1819 			{
   1820 			BIO_printf(bio_err,
   1821 				"error on line %ld of db attribute file '%s'\n"
   1822 				,errorline,buf[0]);
   1823 			goto err;
   1824 			}
   1825 		else
   1826 			{
   1827 			NCONF_free(dbattr_conf);
   1828 			dbattr_conf = NULL;
   1829 			}
   1830 		}
   1831 
   1832 	if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL)
   1833 		{
   1834 		fprintf(stderr, "Out of memory\n");
   1835 		goto err;
   1836 		}
   1837 
   1838 	retdb->db = tmpdb;
   1839 	tmpdb = NULL;
   1840 	if (db_attr)
   1841 		retdb->attributes = *db_attr;
   1842 	else
   1843 		{
   1844 		retdb->attributes.unique_subject = 1;
   1845 		}
   1846 
   1847 	if (dbattr_conf)
   1848 		{
   1849 		char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject");
   1850 		if (p)
   1851 			{
   1852 #ifdef RL_DEBUG
   1853 			BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
   1854 #endif
   1855 			retdb->attributes.unique_subject = parse_yesno(p,1);
   1856 			}
   1857 		}
   1858 
   1859  err:
   1860 	if (dbattr_conf) NCONF_free(dbattr_conf);
   1861 	if (tmpdb) TXT_DB_free(tmpdb);
   1862 	if (in) BIO_free_all(in);
   1863 	return retdb;
   1864 	}
   1865 
   1866 int index_index(CA_DB *db)
   1867 	{
   1868 	if (!TXT_DB_create_index(db->db, DB_serial, NULL,
   1869 				LHASH_HASH_FN(index_serial),
   1870 				LHASH_COMP_FN(index_serial)))
   1871 		{
   1872 		BIO_printf(bio_err,
   1873 		  "error creating serial number index:(%ld,%ld,%ld)\n",
   1874 		  			db->db->error,db->db->arg1,db->db->arg2);
   1875 			return 0;
   1876 		}
   1877 
   1878 	if (db->attributes.unique_subject
   1879 		&& !TXT_DB_create_index(db->db, DB_name, index_name_qual,
   1880 			LHASH_HASH_FN(index_name),
   1881 			LHASH_COMP_FN(index_name)))
   1882 		{
   1883 		BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
   1884 			db->db->error,db->db->arg1,db->db->arg2);
   1885 		return 0;
   1886 		}
   1887 	return 1;
   1888 	}
   1889 
   1890 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
   1891 	{
   1892 	char buf[3][BSIZE];
   1893 	BIO *out = BIO_new(BIO_s_file());
   1894 	int j;
   1895 
   1896 	if (out == NULL)
   1897 		{
   1898 		ERR_print_errors(bio_err);
   1899 		goto err;
   1900 		}
   1901 
   1902 	j = strlen(dbfile) + strlen(suffix);
   1903 	if (j + 6 >= BSIZE)
   1904 		{
   1905 		BIO_printf(bio_err,"file name too long\n");
   1906 		goto err;
   1907 		}
   1908 
   1909 #ifndef OPENSSL_SYS_VMS
   1910 	j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
   1911 #else
   1912 	j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
   1913 #endif
   1914 #ifndef OPENSSL_SYS_VMS
   1915 	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
   1916 #else
   1917 	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
   1918 #endif
   1919 #ifndef OPENSSL_SYS_VMS
   1920 	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
   1921 #else
   1922 	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
   1923 #endif
   1924 #ifdef RL_DEBUG
   1925 	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
   1926 #endif
   1927 	if (BIO_write_filename(out,buf[0]) <= 0)
   1928 		{
   1929 		perror(dbfile);
   1930 		BIO_printf(bio_err,"unable to open '%s'\n", dbfile);
   1931 		goto err;
   1932 		}
   1933 	j=TXT_DB_write(out,db->db);
   1934 	if (j <= 0) goto err;
   1935 
   1936 	BIO_free(out);
   1937 
   1938 	out = BIO_new(BIO_s_file());
   1939 #ifdef RL_DEBUG
   1940 	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
   1941 #endif
   1942 	if (BIO_write_filename(out,buf[1]) <= 0)
   1943 		{
   1944 		perror(buf[2]);
   1945 		BIO_printf(bio_err,"unable to open '%s'\n", buf[2]);
   1946 		goto err;
   1947 		}
   1948 	BIO_printf(out,"unique_subject = %s\n",
   1949 		db->attributes.unique_subject ? "yes" : "no");
   1950 	BIO_free(out);
   1951 
   1952 	return 1;
   1953  err:
   1954 	return 0;
   1955 	}
   1956 
   1957 int rotate_index(const char *dbfile, const char *new_suffix, const char *old_suffix)
   1958 	{
   1959 	char buf[5][BSIZE];
   1960 	int i,j;
   1961 
   1962 	i = strlen(dbfile) + strlen(old_suffix);
   1963 	j = strlen(dbfile) + strlen(new_suffix);
   1964 	if (i > j) j = i;
   1965 	if (j + 6 >= BSIZE)
   1966 		{
   1967 		BIO_printf(bio_err,"file name too long\n");
   1968 		goto err;
   1969 		}
   1970 
   1971 #ifndef OPENSSL_SYS_VMS
   1972 	j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
   1973 #else
   1974 	j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
   1975 #endif
   1976 #ifndef OPENSSL_SYS_VMS
   1977 	j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s",
   1978 		dbfile, new_suffix);
   1979 #else
   1980 	j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s",
   1981 		dbfile, new_suffix);
   1982 #endif
   1983 #ifndef OPENSSL_SYS_VMS
   1984 	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
   1985 		dbfile, new_suffix);
   1986 #else
   1987 	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
   1988 		dbfile, new_suffix);
   1989 #endif
   1990 #ifndef OPENSSL_SYS_VMS
   1991 	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
   1992 		dbfile, old_suffix);
   1993 #else
   1994 	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
   1995 		dbfile, old_suffix);
   1996 #endif
   1997 #ifndef OPENSSL_SYS_VMS
   1998 	j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s",
   1999 		dbfile, old_suffix);
   2000 #else
   2001 	j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s",
   2002 		dbfile, old_suffix);
   2003 #endif
   2004 #ifdef RL_DEBUG
   2005 	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
   2006 		dbfile, buf[1]);
   2007 #endif
   2008 	if (rename(dbfile,buf[1]) < 0 && errno != ENOENT
   2009 #ifdef ENOTDIR
   2010 		&& errno != ENOTDIR
   2011 #endif
   2012 	   )		{
   2013 			BIO_printf(bio_err,
   2014 				"unable to rename %s to %s\n",
   2015 				dbfile, buf[1]);
   2016 			perror("reason");
   2017 			goto err;
   2018 			}
   2019 #ifdef RL_DEBUG
   2020 	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
   2021 		buf[0],dbfile);
   2022 #endif
   2023 	if (rename(buf[0],dbfile) < 0)
   2024 		{
   2025 		BIO_printf(bio_err,
   2026 			"unable to rename %s to %s\n",
   2027 			buf[0],dbfile);
   2028 		perror("reason");
   2029 		rename(buf[1],dbfile);
   2030 		goto err;
   2031 		}
   2032 #ifdef RL_DEBUG
   2033 	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
   2034 		buf[4],buf[3]);
   2035 #endif
   2036 	if (rename(buf[4],buf[3]) < 0 && errno != ENOENT
   2037 #ifdef ENOTDIR
   2038 		&& errno != ENOTDIR
   2039 #endif
   2040 	   )		{
   2041 			BIO_printf(bio_err,
   2042 				"unable to rename %s to %s\n",
   2043 				buf[4], buf[3]);
   2044 			perror("reason");
   2045 			rename(dbfile,buf[0]);
   2046 			rename(buf[1],dbfile);
   2047 			goto err;
   2048 			}
   2049 #ifdef RL_DEBUG
   2050 	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
   2051 		buf[2],buf[4]);
   2052 #endif
   2053 	if (rename(buf[2],buf[4]) < 0)
   2054 		{
   2055 		BIO_printf(bio_err,
   2056 			"unable to rename %s to %s\n",
   2057 			buf[2],buf[4]);
   2058 		perror("reason");
   2059 		rename(buf[3],buf[4]);
   2060 		rename(dbfile,buf[0]);
   2061 		rename(buf[1],dbfile);
   2062 		goto err;
   2063 		}
   2064 	return 1;
   2065  err:
   2066 	return 0;
   2067 	}
   2068 
   2069 void free_index(CA_DB *db)
   2070 	{
   2071 	if (db)
   2072 		{
   2073 		if (db->db) TXT_DB_free(db->db);
   2074 		OPENSSL_free(db);
   2075 		}
   2076 	}
   2077 
   2078 int parse_yesno(const char *str, int def)
   2079 	{
   2080 	int ret = def;
   2081 	if (str)
   2082 		{
   2083 		switch (*str)
   2084 			{
   2085 		case 'f': /* false */
   2086 		case 'F': /* FALSE */
   2087 		case 'n': /* no */
   2088 		case 'N': /* NO */
   2089 		case '0': /* 0 */
   2090 			ret = 0;
   2091 			break;
   2092 		case 't': /* true */
   2093 		case 'T': /* TRUE */
   2094 		case 'y': /* yes */
   2095 		case 'Y': /* YES */
   2096 		case '1': /* 1 */
   2097 			ret = 1;
   2098 			break;
   2099 		default:
   2100 			ret = def;
   2101 			break;
   2102 			}
   2103 		}
   2104 	return ret;
   2105 	}
   2106 
   2107 /*
   2108  * subject is expected to be in the format /type0=value0/type1=value1/type2=...
   2109  * where characters may be escaped by \
   2110  */
   2111 X509_NAME *parse_name(char *subject, long chtype, int multirdn)
   2112 	{
   2113 	size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */
   2114 	char *buf = OPENSSL_malloc(buflen);
   2115 	size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
   2116 	char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *));
   2117 	char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *));
   2118 	int *mval = OPENSSL_malloc (max_ne * sizeof (int));
   2119 
   2120 	char *sp = subject, *bp = buf;
   2121 	int i, ne_num = 0;
   2122 
   2123 	X509_NAME *n = NULL;
   2124 	int nid;
   2125 
   2126 	if (!buf || !ne_types || !ne_values)
   2127 		{
   2128 		BIO_printf(bio_err, "malloc error\n");
   2129 		goto error;
   2130 		}
   2131 
   2132 	if (*subject != '/')
   2133 		{
   2134 		BIO_printf(bio_err, "Subject does not start with '/'.\n");
   2135 		goto error;
   2136 		}
   2137 	sp++; /* skip leading / */
   2138 
   2139 	/* no multivalued RDN by default */
   2140 	mval[ne_num] = 0;
   2141 
   2142 	while (*sp)
   2143 		{
   2144 		/* collect type */
   2145 		ne_types[ne_num] = bp;
   2146 		while (*sp)
   2147 			{
   2148 			if (*sp == '\\') /* is there anything to escape in the type...? */
   2149 				{
   2150 				if (*++sp)
   2151 					*bp++ = *sp++;
   2152 				else
   2153 					{
   2154 					BIO_printf(bio_err, "escape character at end of string\n");
   2155 					goto error;
   2156 					}
   2157 				}
   2158 			else if (*sp == '=')
   2159 				{
   2160 				sp++;
   2161 				*bp++ = '\0';
   2162 				break;
   2163 				}
   2164 			else
   2165 				*bp++ = *sp++;
   2166 			}
   2167 		if (!*sp)
   2168 			{
   2169 			BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num);
   2170 			goto error;
   2171 			}
   2172 		ne_values[ne_num] = bp;
   2173 		while (*sp)
   2174 			{
   2175 			if (*sp == '\\')
   2176 				{
   2177 				if (*++sp)
   2178 					*bp++ = *sp++;
   2179 				else
   2180 					{
   2181 					BIO_printf(bio_err, "escape character at end of string\n");
   2182 					goto error;
   2183 					}
   2184 				}
   2185 			else if (*sp == '/')
   2186 				{
   2187 				sp++;
   2188 				/* no multivalued RDN by default */
   2189 				mval[ne_num+1] = 0;
   2190 				break;
   2191 				}
   2192 			else if (*sp == '+' && multirdn)
   2193 				{
   2194 				/* a not escaped + signals a mutlivalued RDN */
   2195 				sp++;
   2196 				mval[ne_num+1] = -1;
   2197 				break;
   2198 				}
   2199 			else
   2200 				*bp++ = *sp++;
   2201 			}
   2202 		*bp++ = '\0';
   2203 		ne_num++;
   2204 		}
   2205 
   2206 	if (!(n = X509_NAME_new()))
   2207 		goto error;
   2208 
   2209 	for (i = 0; i < ne_num; i++)
   2210 		{
   2211 		if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef)
   2212 			{
   2213 			BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]);
   2214 			continue;
   2215 			}
   2216 
   2217 		if (!*ne_values[i])
   2218 			{
   2219 			BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]);
   2220 			continue;
   2221 			}
   2222 
   2223 		if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i]))
   2224 			goto error;
   2225 		}
   2226 
   2227 	OPENSSL_free(ne_values);
   2228 	OPENSSL_free(ne_types);
   2229 	OPENSSL_free(buf);
   2230 	return n;
   2231 
   2232 error:
   2233 	X509_NAME_free(n);
   2234 	if (ne_values)
   2235 		OPENSSL_free(ne_values);
   2236 	if (ne_types)
   2237 		OPENSSL_free(ne_types);
   2238 	if (buf)
   2239 		OPENSSL_free(buf);
   2240 	return NULL;
   2241 }
   2242 
   2243 int args_verify(char ***pargs, int *pargc,
   2244 			int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
   2245 	{
   2246 	ASN1_OBJECT *otmp = NULL;
   2247 	unsigned long flags = 0;
   2248 	int i;
   2249 	int purpose = 0, depth = -1;
   2250 	char **oldargs = *pargs;
   2251 	char *arg = **pargs, *argn = (*pargs)[1];
   2252 	if (!strcmp(arg, "-policy"))
   2253 		{
   2254 		if (!argn)
   2255 			*badarg = 1;
   2256 		else
   2257 			{
   2258 			otmp = OBJ_txt2obj(argn, 0);
   2259 			if (!otmp)
   2260 				{
   2261 				BIO_printf(err, "Invalid Policy \"%s\"\n",
   2262 									argn);
   2263 				*badarg = 1;
   2264 				}
   2265 			}
   2266 		(*pargs)++;
   2267 		}
   2268 	else if (strcmp(arg,"-purpose") == 0)
   2269 		{
   2270 		X509_PURPOSE *xptmp;
   2271 		if (!argn)
   2272 			*badarg = 1;
   2273 		else
   2274 			{
   2275 			i = X509_PURPOSE_get_by_sname(argn);
   2276 			if(i < 0)
   2277 				{
   2278 				BIO_printf(err, "unrecognized purpose\n");
   2279 				*badarg = 1;
   2280 				}
   2281 			else
   2282 				{
   2283 				xptmp = X509_PURPOSE_get0(i);
   2284 				purpose = X509_PURPOSE_get_id(xptmp);
   2285 				}
   2286 			}
   2287 		(*pargs)++;
   2288 		}
   2289 	else if (strcmp(arg,"-verify_depth") == 0)
   2290 		{
   2291 		if (!argn)
   2292 			*badarg = 1;
   2293 		else
   2294 			{
   2295 			depth = atoi(argn);
   2296 			if(depth < 0)
   2297 				{
   2298 				BIO_printf(err, "invalid depth\n");
   2299 				*badarg = 1;
   2300 				}
   2301 			}
   2302 		(*pargs)++;
   2303 		}
   2304 	else if (!strcmp(arg, "-ignore_critical"))
   2305 		flags |= X509_V_FLAG_IGNORE_CRITICAL;
   2306 	else if (!strcmp(arg, "-issuer_checks"))
   2307 		flags |= X509_V_FLAG_CB_ISSUER_CHECK;
   2308 	else if (!strcmp(arg, "-crl_check"))
   2309 		flags |=  X509_V_FLAG_CRL_CHECK;
   2310 	else if (!strcmp(arg, "-crl_check_all"))
   2311 		flags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
   2312 	else if (!strcmp(arg, "-policy_check"))
   2313 		flags |= X509_V_FLAG_POLICY_CHECK;
   2314 	else if (!strcmp(arg, "-explicit_policy"))
   2315 		flags |= X509_V_FLAG_EXPLICIT_POLICY;
   2316 	else if (!strcmp(arg, "-inhibit_any"))
   2317 		flags |= X509_V_FLAG_INHIBIT_ANY;
   2318 	else if (!strcmp(arg, "-inhibit_map"))
   2319 		flags |= X509_V_FLAG_INHIBIT_MAP;
   2320 	else if (!strcmp(arg, "-x509_strict"))
   2321 		flags |= X509_V_FLAG_X509_STRICT;
   2322 	else if (!strcmp(arg, "-extended_crl"))
   2323 		flags |= X509_V_FLAG_EXTENDED_CRL_SUPPORT;
   2324 	else if (!strcmp(arg, "-use_deltas"))
   2325 		flags |= X509_V_FLAG_USE_DELTAS;
   2326 	else if (!strcmp(arg, "-policy_print"))
   2327 		flags |= X509_V_FLAG_NOTIFY_POLICY;
   2328 	else if (!strcmp(arg, "-check_ss_sig"))
   2329 		flags |= X509_V_FLAG_CHECK_SS_SIGNATURE;
   2330 	else
   2331 		return 0;
   2332 
   2333 	if (*badarg)
   2334 		{
   2335 		if (*pm)
   2336 			X509_VERIFY_PARAM_free(*pm);
   2337 		*pm = NULL;
   2338 		goto end;
   2339 		}
   2340 
   2341 	if (!*pm && !(*pm = X509_VERIFY_PARAM_new()))
   2342 		{
   2343 		*badarg = 1;
   2344 		goto end;
   2345 		}
   2346 
   2347 	if (otmp)
   2348 		X509_VERIFY_PARAM_add0_policy(*pm, otmp);
   2349 	if (flags)
   2350 		X509_VERIFY_PARAM_set_flags(*pm, flags);
   2351 
   2352 	if (purpose)
   2353 		X509_VERIFY_PARAM_set_purpose(*pm, purpose);
   2354 
   2355 	if (depth >= 0)
   2356 		X509_VERIFY_PARAM_set_depth(*pm, depth);
   2357 
   2358 	end:
   2359 
   2360 	(*pargs)++;
   2361 
   2362 	if (pargc)
   2363 		*pargc -= *pargs - oldargs;
   2364 
   2365 	return 1;
   2366 
   2367 	}
   2368 
   2369 /* Read whole contents of a BIO into an allocated memory buffer and
   2370  * return it.
   2371  */
   2372 
   2373 int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
   2374 	{
   2375 	BIO *mem;
   2376 	int len, ret;
   2377 	unsigned char tbuf[1024];
   2378 	mem = BIO_new(BIO_s_mem());
   2379 	if (!mem)
   2380 		return -1;
   2381 	for(;;)
   2382 		{
   2383 		if ((maxlen != -1) && maxlen < 1024)
   2384 			len = maxlen;
   2385 		else
   2386 			len = 1024;
   2387 		len = BIO_read(in, tbuf, len);
   2388 		if (len <= 0)
   2389 			break;
   2390 		if (BIO_write(mem, tbuf, len) != len)
   2391 			{
   2392 			BIO_free(mem);
   2393 			return -1;
   2394 			}
   2395 		maxlen -= len;
   2396 
   2397 		if (maxlen == 0)
   2398 			break;
   2399 		}
   2400 	ret = BIO_get_mem_data(mem, (char **)out);
   2401 	BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
   2402 	BIO_free(mem);
   2403 	return ret;
   2404 	}
   2405 
   2406 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value)
   2407 	{
   2408 	int rv;
   2409 	char *stmp, *vtmp = NULL;
   2410 	stmp = BUF_strdup(value);
   2411 	if (!stmp)
   2412 		return -1;
   2413 	vtmp = strchr(stmp, ':');
   2414 	if (vtmp)
   2415 		{
   2416 		*vtmp = 0;
   2417 		vtmp++;
   2418 		}
   2419 	rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
   2420 	OPENSSL_free(stmp);
   2421 	return rv;
   2422 	}
   2423 
   2424 static void nodes_print(BIO *out, const char *name,
   2425 	STACK_OF(X509_POLICY_NODE) *nodes)
   2426 	{
   2427 	X509_POLICY_NODE *node;
   2428 	int i;
   2429 	BIO_printf(out, "%s Policies:", name);
   2430 	if (nodes)
   2431 		{
   2432 		BIO_puts(out, "\n");
   2433 		for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++)
   2434 			{
   2435 			node = sk_X509_POLICY_NODE_value(nodes, i);
   2436 			X509_POLICY_NODE_print(out, node, 2);
   2437 			}
   2438 		}
   2439 	else
   2440 		BIO_puts(out, " <empty>\n");
   2441 	}
   2442 
   2443 void policies_print(BIO *out, X509_STORE_CTX *ctx)
   2444 	{
   2445 	X509_POLICY_TREE *tree;
   2446 	int explicit_policy;
   2447 	int free_out = 0;
   2448 	if (out == NULL)
   2449 		{
   2450 		out = BIO_new_fp(stderr, BIO_NOCLOSE);
   2451 		free_out = 1;
   2452 		}
   2453 	tree = X509_STORE_CTX_get0_policy_tree(ctx);
   2454 	explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
   2455 
   2456 	BIO_printf(out, "Require explicit Policy: %s\n",
   2457 				explicit_policy ? "True" : "False");
   2458 
   2459 	nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
   2460 	nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
   2461 	if (free_out)
   2462 		BIO_free(out);
   2463 	}
   2464 
   2465 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
   2466 
   2467 static JPAKE_CTX *jpake_init(const char *us, const char *them,
   2468 							 const char *secret)
   2469 	{
   2470 	BIGNUM *p = NULL;
   2471 	BIGNUM *g = NULL;
   2472 	BIGNUM *q = NULL;
   2473 	BIGNUM *bnsecret = BN_new();
   2474 	JPAKE_CTX *ctx;
   2475 
   2476 	/* Use a safe prime for p (that we found earlier) */
   2477 	BN_hex2bn(&p, "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
   2478 	g = BN_new();
   2479 	BN_set_word(g, 2);
   2480 	q = BN_new();
   2481 	BN_rshift1(q, p);
   2482 
   2483 	BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
   2484 
   2485 	ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
   2486 	BN_free(bnsecret);
   2487 	BN_free(q);
   2488 	BN_free(g);
   2489 	BN_free(p);
   2490 
   2491 	return ctx;
   2492 	}
   2493 
   2494 static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
   2495 	{
   2496 	BN_print(conn, p->gx);
   2497 	BIO_puts(conn, "\n");
   2498 	BN_print(conn, p->zkpx.gr);
   2499 	BIO_puts(conn, "\n");
   2500 	BN_print(conn, p->zkpx.b);
   2501 	BIO_puts(conn, "\n");
   2502 	}
   2503 
   2504 static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
   2505 	{
   2506 	JPAKE_STEP1 s1;
   2507 
   2508 	JPAKE_STEP1_init(&s1);
   2509 	JPAKE_STEP1_generate(&s1, ctx);
   2510 	jpake_send_part(bconn, &s1.p1);
   2511 	jpake_send_part(bconn, &s1.p2);
   2512 	(void)BIO_flush(bconn);
   2513 	JPAKE_STEP1_release(&s1);
   2514 	}
   2515 
   2516 static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
   2517 	{
   2518 	JPAKE_STEP2 s2;
   2519 
   2520 	JPAKE_STEP2_init(&s2);
   2521 	JPAKE_STEP2_generate(&s2, ctx);
   2522 	jpake_send_part(bconn, &s2);
   2523 	(void)BIO_flush(bconn);
   2524 	JPAKE_STEP2_release(&s2);
   2525 	}
   2526 
   2527 static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
   2528 	{
   2529 	JPAKE_STEP3A s3a;
   2530 
   2531 	JPAKE_STEP3A_init(&s3a);
   2532 	JPAKE_STEP3A_generate(&s3a, ctx);
   2533 	BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
   2534 	(void)BIO_flush(bconn);
   2535 	JPAKE_STEP3A_release(&s3a);
   2536 	}
   2537 
   2538 static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
   2539 	{
   2540 	JPAKE_STEP3B s3b;
   2541 
   2542 	JPAKE_STEP3B_init(&s3b);
   2543 	JPAKE_STEP3B_generate(&s3b, ctx);
   2544 	BIO_write(bconn, s3b.hk, sizeof s3b.hk);
   2545 	(void)BIO_flush(bconn);
   2546 	JPAKE_STEP3B_release(&s3b);
   2547 	}
   2548 
   2549 static void readbn(BIGNUM **bn, BIO *bconn)
   2550 	{
   2551 	char buf[10240];
   2552 	int l;
   2553 
   2554 	l = BIO_gets(bconn, buf, sizeof buf);
   2555 	assert(l > 0);
   2556 	assert(buf[l-1] == '\n');
   2557 	buf[l-1] = '\0';
   2558 	BN_hex2bn(bn, buf);
   2559 	}
   2560 
   2561 static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
   2562 	{
   2563 	readbn(&p->gx, bconn);
   2564 	readbn(&p->zkpx.gr, bconn);
   2565 	readbn(&p->zkpx.b, bconn);
   2566 	}
   2567 
   2568 static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
   2569 	{
   2570 	JPAKE_STEP1 s1;
   2571 
   2572 	JPAKE_STEP1_init(&s1);
   2573 	jpake_receive_part(&s1.p1, bconn);
   2574 	jpake_receive_part(&s1.p2, bconn);
   2575 	if(!JPAKE_STEP1_process(ctx, &s1))
   2576 		{
   2577 		ERR_print_errors(bio_err);
   2578 		exit(1);
   2579 		}
   2580 	JPAKE_STEP1_release(&s1);
   2581 	}
   2582 
   2583 static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
   2584 	{
   2585 	JPAKE_STEP2 s2;
   2586 
   2587 	JPAKE_STEP2_init(&s2);
   2588 	jpake_receive_part(&s2, bconn);
   2589 	if(!JPAKE_STEP2_process(ctx, &s2))
   2590 		{
   2591 		ERR_print_errors(bio_err);
   2592 		exit(1);
   2593 		}
   2594 	JPAKE_STEP2_release(&s2);
   2595 	}
   2596 
   2597 static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
   2598 	{
   2599 	JPAKE_STEP3A s3a;
   2600 	int l;
   2601 
   2602 	JPAKE_STEP3A_init(&s3a);
   2603 	l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
   2604 	assert(l == sizeof s3a.hhk);
   2605 	if(!JPAKE_STEP3A_process(ctx, &s3a))
   2606 		{
   2607 		ERR_print_errors(bio_err);
   2608 		exit(1);
   2609 		}
   2610 	JPAKE_STEP3A_release(&s3a);
   2611 	}
   2612 
   2613 static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
   2614 	{
   2615 	JPAKE_STEP3B s3b;
   2616 	int l;
   2617 
   2618 	JPAKE_STEP3B_init(&s3b);
   2619 	l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
   2620 	assert(l == sizeof s3b.hk);
   2621 	if(!JPAKE_STEP3B_process(ctx, &s3b))
   2622 		{
   2623 		ERR_print_errors(bio_err);
   2624 		exit(1);
   2625 		}
   2626 	JPAKE_STEP3B_release(&s3b);
   2627 	}
   2628 
   2629 void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
   2630 	{
   2631 	JPAKE_CTX *ctx;
   2632 	BIO *bconn;
   2633 
   2634 	BIO_puts(out, "Authenticating with JPAKE\n");
   2635 
   2636 	ctx = jpake_init("client", "server", secret);
   2637 
   2638 	bconn = BIO_new(BIO_f_buffer());
   2639 	BIO_push(bconn, conn);
   2640 
   2641 	jpake_send_step1(bconn, ctx);
   2642 	jpake_receive_step1(ctx, bconn);
   2643 	jpake_send_step2(bconn, ctx);
   2644 	jpake_receive_step2(ctx, bconn);
   2645 	jpake_send_step3a(bconn, ctx);
   2646 	jpake_receive_step3b(ctx, bconn);
   2647 
   2648 	BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
   2649 
   2650 	psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
   2651 
   2652 	BIO_pop(bconn);
   2653 	BIO_free(bconn);
   2654 
   2655 	JPAKE_CTX_free(ctx);
   2656 	}
   2657 
   2658 void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
   2659 	{
   2660 	JPAKE_CTX *ctx;
   2661 	BIO *bconn;
   2662 
   2663 	BIO_puts(out, "Authenticating with JPAKE\n");
   2664 
   2665 	ctx = jpake_init("server", "client", secret);
   2666 
   2667 	bconn = BIO_new(BIO_f_buffer());
   2668 	BIO_push(bconn, conn);
   2669 
   2670 	jpake_receive_step1(ctx, bconn);
   2671 	jpake_send_step1(bconn, ctx);
   2672 	jpake_receive_step2(ctx, bconn);
   2673 	jpake_send_step2(bconn, ctx);
   2674 	jpake_receive_step3a(ctx, bconn);
   2675 	jpake_send_step3b(bconn, ctx);
   2676 
   2677 	BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
   2678 
   2679 	psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
   2680 
   2681 	BIO_pop(bconn);
   2682 	BIO_free(bconn);
   2683 
   2684 	JPAKE_CTX_free(ctx);
   2685 	}
   2686 
   2687 #endif
   2688 
   2689 /*
   2690  * Platform-specific sections
   2691  */
   2692 #if defined(_WIN32)
   2693 # ifdef fileno
   2694 #  undef fileno
   2695 #  define fileno(a) (int)_fileno(a)
   2696 # endif
   2697 
   2698 # include <windows.h>
   2699 # include <tchar.h>
   2700 
   2701 static int WIN32_rename(const char *from, const char *to)
   2702 	{
   2703 	TCHAR  *tfrom=NULL,*tto;
   2704 	DWORD	err;
   2705 	int	ret=0;
   2706 
   2707 	if (sizeof(TCHAR) == 1)
   2708 		{
   2709 		tfrom = (TCHAR *)from;
   2710 		tto   = (TCHAR *)to;
   2711 		}
   2712 	else	/* UNICODE path */
   2713 		{
   2714 		size_t i,flen=strlen(from)+1,tlen=strlen(to)+1;
   2715 		tfrom = (TCHAR *)malloc(sizeof(TCHAR)*(flen+tlen));
   2716 		if (tfrom==NULL) goto err;
   2717 		tto=tfrom+flen;
   2718 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
   2719 		if (!MultiByteToWideChar(CP_ACP,0,from,flen,(WCHAR *)tfrom,flen))
   2720 #endif
   2721 			for (i=0;i<flen;i++)	tfrom[i]=(TCHAR)from[i];
   2722 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
   2723 		if (!MultiByteToWideChar(CP_ACP,0,to,  tlen,(WCHAR *)tto,  tlen))
   2724 #endif
   2725 			for (i=0;i<tlen;i++)	tto[i]  =(TCHAR)to[i];
   2726 		}
   2727 
   2728 	if (MoveFile(tfrom,tto))	goto ok;
   2729 	err=GetLastError();
   2730 	if (err==ERROR_ALREADY_EXISTS || err==ERROR_FILE_EXISTS)
   2731 		{
   2732 		if (DeleteFile(tto) && MoveFile(tfrom,tto))
   2733 			goto ok;
   2734 		err=GetLastError();
   2735 		}
   2736 	if (err==ERROR_FILE_NOT_FOUND || err==ERROR_PATH_NOT_FOUND)
   2737 		errno = ENOENT;
   2738 	else if (err==ERROR_ACCESS_DENIED)
   2739 		errno = EACCES;
   2740 	else
   2741 		errno = EINVAL;	/* we could map more codes... */
   2742 err:
   2743 	ret=-1;
   2744 ok:
   2745 	if (tfrom!=NULL && tfrom!=(TCHAR *)from)	free(tfrom);
   2746 	return ret;
   2747 	}
   2748 #endif
   2749 
   2750 /* app_tminterval section */
   2751 #if defined(_WIN32)
   2752 double app_tminterval(int stop,int usertime)
   2753 	{
   2754 	FILETIME		now;
   2755 	double			ret=0;
   2756 	static ULARGE_INTEGER	tmstart;
   2757 	static int		warning=1;
   2758 #ifdef _WIN32_WINNT
   2759 	static HANDLE		proc=NULL;
   2760 
   2761 	if (proc==NULL)
   2762 		{
   2763 		if (GetVersion() < 0x80000000)
   2764 			proc = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,
   2765 						GetCurrentProcessId());
   2766 		if (proc==NULL) proc = (HANDLE)-1;
   2767 		}
   2768 
   2769 	if (usertime && proc!=(HANDLE)-1)
   2770 		{
   2771 		FILETIME junk;
   2772 		GetProcessTimes(proc,&junk,&junk,&junk,&now);
   2773 		}
   2774 	else
   2775 #endif
   2776 		{
   2777 		SYSTEMTIME systime;
   2778 
   2779 		if (usertime && warning)
   2780 			{
   2781 			BIO_printf(bio_err,"To get meaningful results, run "
   2782 					   "this program on idle system.\n");
   2783 			warning=0;
   2784 			}
   2785 		GetSystemTime(&systime);
   2786 		SystemTimeToFileTime(&systime,&now);
   2787 		}
   2788 
   2789 	if (stop==TM_START)
   2790 		{
   2791 		tmstart.u.LowPart  = now.dwLowDateTime;
   2792 		tmstart.u.HighPart = now.dwHighDateTime;
   2793 		}
   2794 	else	{
   2795 		ULARGE_INTEGER tmstop;
   2796 
   2797 		tmstop.u.LowPart   = now.dwLowDateTime;
   2798 		tmstop.u.HighPart  = now.dwHighDateTime;
   2799 
   2800 		ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart)*1e-7;
   2801 		}
   2802 
   2803 	return (ret);
   2804 	}
   2805 
   2806 #elif defined(OPENSSL_SYS_NETWARE)
   2807 #include <time.h>
   2808 
   2809 double app_tminterval(int stop,int usertime)
   2810 	{
   2811 	double		ret=0;
   2812 	static clock_t	tmstart;
   2813 	static int	warning=1;
   2814 
   2815 	if (usertime && warning)
   2816 		{
   2817 		BIO_printf(bio_err,"To get meaningful results, run "
   2818 				   "this program on idle system.\n");
   2819 		warning=0;
   2820 		}
   2821 
   2822 	if (stop==TM_START)	tmstart = clock();
   2823 	else			ret     = (clock()-tmstart)/(double)CLOCKS_PER_SEC;
   2824 
   2825 	return (ret);
   2826 	}
   2827 
   2828 #elif defined(OPENSSL_SYSTEM_VXWORKS)
   2829 #include <time.h>
   2830 
   2831 double app_tminterval(int stop,int usertime)
   2832 	{
   2833 	double ret=0;
   2834 #ifdef CLOCK_REALTIME
   2835 	static struct timespec	tmstart;
   2836 	struct timespec		now;
   2837 #else
   2838 	static unsigned long	tmstart;
   2839 	unsigned long		now;
   2840 #endif
   2841 	static int warning=1;
   2842 
   2843 	if (usertime && warning)
   2844 		{
   2845 		BIO_printf(bio_err,"To get meaningful results, run "
   2846 				   "this program on idle system.\n");
   2847 		warning=0;
   2848 		}
   2849 
   2850 #ifdef CLOCK_REALTIME
   2851 	clock_gettime(CLOCK_REALTIME,&now);
   2852 	if (stop==TM_START)	tmstart = now;
   2853 	else	ret = ( (now.tv_sec+now.tv_nsec*1e-9)
   2854 			- (tmstart.tv_sec+tmstart.tv_nsec*1e-9) );
   2855 #else
   2856 	now = tickGet();
   2857 	if (stop==TM_START)	tmstart = now;
   2858 	else			ret = (now - tmstart)/(double)sysClkRateGet();
   2859 #endif
   2860 	return (ret);
   2861 	}
   2862 
   2863 #elif defined(OPENSSL_SYSTEM_VMS)
   2864 #include <time.h>
   2865 #include <times.h>
   2866 
   2867 double app_tminterval(int stop,int usertime)
   2868 	{
   2869 	static clock_t	tmstart;
   2870 	double		ret = 0;
   2871 	clock_t		now;
   2872 #ifdef __TMS
   2873 	struct tms	rus;
   2874 
   2875 	now = times(&rus);
   2876 	if (usertime)	now = rus.tms_utime;
   2877 #else
   2878 	if (usertime)
   2879 		now = clock(); /* sum of user and kernel times */
   2880 	else	{
   2881 		struct timeval tv;
   2882 		gettimeofday(&tv,NULL);
   2883 		now = (clock_t)(
   2884 			(unsigned long long)tv.tv_sec*CLK_TCK +
   2885 			(unsigned long long)tv.tv_usec*(1000000/CLK_TCK)
   2886 			);
   2887 		}
   2888 #endif
   2889 	if (stop==TM_START)	tmstart = now;
   2890 	else			ret = (now - tmstart)/(double)(CLK_TCK);
   2891 
   2892 	return (ret);
   2893 	}
   2894 
   2895 #elif defined(_SC_CLK_TCK)	/* by means of unistd.h */
   2896 #include <sys/times.h>
   2897 
   2898 double app_tminterval(int stop,int usertime)
   2899 	{
   2900 	double		ret = 0;
   2901 	struct tms	rus;
   2902 	clock_t		now = times(&rus);
   2903 	static clock_t	tmstart;
   2904 
   2905 	if (usertime)		now = rus.tms_utime;
   2906 
   2907 	if (stop==TM_START)	tmstart = now;
   2908 	else
   2909 		{
   2910 		long int tck = sysconf(_SC_CLK_TCK);
   2911 		ret = (now - tmstart)/(double)tck;
   2912 		}
   2913 
   2914 	return (ret);
   2915 	}
   2916 
   2917 #else
   2918 #include <sys/time.h>
   2919 #include <sys/resource.h>
   2920 
   2921 double app_tminterval(int stop,int usertime)
   2922 	{
   2923 	double		ret = 0;
   2924 	struct rusage	rus;
   2925 	struct timeval	now;
   2926 	static struct timeval tmstart;
   2927 
   2928 	if (usertime)		getrusage(RUSAGE_SELF,&rus), now = rus.ru_utime;
   2929 	else			gettimeofday(&now,NULL);
   2930 
   2931 	if (stop==TM_START)	tmstart = now;
   2932 	else			ret = ( (now.tv_sec+now.tv_usec*1e-6)
   2933 					- (tmstart.tv_sec+tmstart.tv_usec*1e-6) );
   2934 
   2935 	return ret;
   2936 	}
   2937 #endif
   2938 
   2939 /* app_isdir section */
   2940 #ifdef _WIN32
   2941 int app_isdir(const char *name)
   2942 	{
   2943 	HANDLE		hList;
   2944 	WIN32_FIND_DATA	FileData;
   2945 #if defined(UNICODE) || defined(_UNICODE)
   2946 	size_t i, len_0 = strlen(name)+1;
   2947 
   2948 	if (len_0 > sizeof(FileData.cFileName)/sizeof(FileData.cFileName[0]))
   2949 		return -1;
   2950 
   2951 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
   2952 	if (!MultiByteToWideChar(CP_ACP,0,name,len_0,FileData.cFileName,len_0))
   2953 #endif
   2954 		for (i=0;i<len_0;i++)
   2955 			FileData.cFileName[i] = (WCHAR)name[i];
   2956 
   2957 	hList = FindFirstFile(FileData.cFileName,&FileData);
   2958 #else
   2959 	hList = FindFirstFile(name,&FileData);
   2960 #endif
   2961 	if (hList == INVALID_HANDLE_VALUE)	return -1;
   2962 	FindClose(hList);
   2963 	return ((FileData.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)!=0);
   2964 	}
   2965 #else
   2966 #include <sys/stat.h>
   2967 #ifndef S_ISDIR
   2968 # if defined(_S_IFMT) && defined(_S_IFDIR)
   2969 #  define S_ISDIR(a)   (((a) & _S_IFMT) == _S_IFDIR)
   2970 # else
   2971 #  define S_ISDIR(a)   (((a) & S_IFMT) == S_IFDIR)
   2972 # endif
   2973 #endif
   2974 
   2975 int app_isdir(const char *name)
   2976 	{
   2977 #if defined(S_ISDIR)
   2978 	struct stat st;
   2979 
   2980 	if (stat(name,&st)==0)	return S_ISDIR(st.st_mode);
   2981 	else			return -1;
   2982 #else
   2983 	return -1;
   2984 #endif
   2985 	}
   2986 #endif
   2987 
   2988 /* raw_read|write section */
   2989 #if defined(_WIN32) && defined(STD_INPUT_HANDLE)
   2990 int raw_read_stdin(void *buf,int siz)
   2991 	{
   2992 	DWORD n;
   2993 	if (ReadFile(GetStdHandle(STD_INPUT_HANDLE),buf,siz,&n,NULL))
   2994 		return (n);
   2995 	else	return (-1);
   2996 	}
   2997 #else
   2998 int raw_read_stdin(void *buf,int siz)
   2999 	{	return read(fileno(stdin),buf,siz);	}
   3000 #endif
   3001 
   3002 #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
   3003 int raw_write_stdout(const void *buf,int siz)
   3004 	{
   3005 	DWORD n;
   3006 	if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE),buf,siz,&n,NULL))
   3007 		return (n);
   3008 	else	return (-1);
   3009 	}
   3010 #else
   3011 int raw_write_stdout(const void *buf,int siz)
   3012 	{	return write(fileno(stdout),buf,siz);	}
   3013 #endif
   3014