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1758 lines
42 KiB
1758 lines
42 KiB
/* apps/req.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/* Until the key-gen callbacks are modified to use newer prototypes, we allow
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* deprecated functions for openssl-internal code */
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#ifdef OPENSSL_NO_DEPRECATED
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#undef OPENSSL_NO_DEPRECATED
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <string.h>
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#ifdef OPENSSL_NO_STDIO
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#define APPS_WIN16
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#endif
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#include "apps.h"
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#include <openssl/bio.h>
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#include <openssl/evp.h>
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#include <openssl/conf.h>
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#include <openssl/err.h>
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#include <openssl/asn1.h>
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#include <openssl/x509.h>
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#include <openssl/x509v3.h>
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#include <openssl/objects.h>
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#include <openssl/pem.h>
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#include <openssl/bn.h>
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#ifndef OPENSSL_NO_RSA
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#include <openssl/rsa.h>
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#endif
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#ifndef OPENSSL_NO_DSA
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#include <openssl/dsa.h>
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#endif
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#define SECTION "req"
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#define BITS "default_bits"
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#define KEYFILE "default_keyfile"
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#define PROMPT "prompt"
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#define DISTINGUISHED_NAME "distinguished_name"
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#define ATTRIBUTES "attributes"
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#define V3_EXTENSIONS "x509_extensions"
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#define REQ_EXTENSIONS "req_extensions"
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#define STRING_MASK "string_mask"
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#define UTF8_IN "utf8"
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#define DEFAULT_KEY_LENGTH 512
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#define MIN_KEY_LENGTH 384
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#undef PROG
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#define PROG req_main
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/* -inform arg - input format - default PEM (DER or PEM)
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* -outform arg - output format - default PEM
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* -in arg - input file - default stdin
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* -out arg - output file - default stdout
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* -verify - check request signature
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* -noout - don't print stuff out.
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* -text - print out human readable text.
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* -nodes - no des encryption
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* -config file - Load configuration file.
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* -key file - make a request using key in file (or use it for verification).
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* -keyform arg - key file format.
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* -rand file(s) - load the file(s) into the PRNG.
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* -newkey - make a key and a request.
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* -modulus - print RSA modulus.
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* -pubkey - output Public Key.
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* -x509 - output a self signed X509 structure instead.
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* -asn1-kludge - output new certificate request in a format that some CA's
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* require. This format is wrong
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*/
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static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn,
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int attribs,unsigned long chtype);
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static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
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int multirdn);
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static int prompt_info(X509_REQ *req,
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STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
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STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
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unsigned long chtype);
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static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
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STACK_OF(CONF_VALUE) *attr, int attribs,
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unsigned long chtype);
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static int add_attribute_object(X509_REQ *req, char *text, const char *def,
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char *value, int nid, int n_min,
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int n_max, unsigned long chtype);
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static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
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int nid,int n_min,int n_max, unsigned long chtype, int mval);
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static int genpkey_cb(EVP_PKEY_CTX *ctx);
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static int req_check_len(int len,int n_min,int n_max);
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static int check_end(const char *str, const char *end);
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static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
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long *pkeylen, char **palgnam,
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ENGINE *keygen_engine);
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#ifndef MONOLITH
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static char *default_config_file=NULL;
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#endif
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static CONF *req_conf=NULL;
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static int batch=0;
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int MAIN(int, char **);
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int MAIN(int argc, char **argv)
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{
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ENGINE *e = NULL, *gen_eng = NULL;
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unsigned long nmflag = 0, reqflag = 0;
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int ex=1,x509=0,days=30;
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X509 *x509ss=NULL;
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X509_REQ *req=NULL;
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EVP_PKEY_CTX *genctx = NULL;
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const char *keyalg = NULL;
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char *keyalgstr = NULL;
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STACK_OF(OPENSSL_STRING) *pkeyopts = NULL;
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EVP_PKEY *pkey=NULL;
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int i=0,badops=0,newreq=0,verbose=0,pkey_type=-1;
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long newkey = -1;
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BIO *in=NULL,*out=NULL;
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int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
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int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
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char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
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#ifndef OPENSSL_NO_ENGINE
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char *engine=NULL;
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#endif
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char *extensions = NULL;
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char *req_exts = NULL;
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const EVP_CIPHER *cipher=NULL;
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ASN1_INTEGER *serial = NULL;
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int modulus=0;
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char *inrand=NULL;
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char *passargin = NULL, *passargout = NULL;
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char *passin = NULL, *passout = NULL;
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char *p;
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char *subj = NULL;
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int multirdn = 0;
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const EVP_MD *md_alg=NULL,*digest=NULL;
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unsigned long chtype = MBSTRING_ASC;
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#ifndef MONOLITH
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char *to_free;
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long errline;
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#endif
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req_conf = NULL;
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#ifndef OPENSSL_NO_DES
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cipher=EVP_des_ede3_cbc();
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#endif
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apps_startup();
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if (bio_err == NULL)
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if ((bio_err=BIO_new(BIO_s_file())) != NULL)
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BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
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infile=NULL;
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outfile=NULL;
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informat=FORMAT_PEM;
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outformat=FORMAT_PEM;
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prog=argv[0];
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argc--;
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argv++;
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while (argc >= 1)
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{
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if (strcmp(*argv,"-inform") == 0)
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{
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if (--argc < 1) goto bad;
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informat=str2fmt(*(++argv));
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}
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else if (strcmp(*argv,"-outform") == 0)
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{
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if (--argc < 1) goto bad;
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outformat=str2fmt(*(++argv));
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}
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#ifndef OPENSSL_NO_ENGINE
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else if (strcmp(*argv,"-engine") == 0)
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{
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if (--argc < 1) goto bad;
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engine= *(++argv);
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}
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else if (strcmp(*argv,"-keygen_engine") == 0)
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{
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if (--argc < 1) goto bad;
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gen_eng = ENGINE_by_id(*(++argv));
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if (gen_eng == NULL)
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{
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BIO_printf(bio_err, "Can't find keygen engine %s\n", *argv);
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goto end;
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}
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}
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#endif
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else if (strcmp(*argv,"-key") == 0)
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{
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if (--argc < 1) goto bad;
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keyfile= *(++argv);
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}
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else if (strcmp(*argv,"-pubkey") == 0)
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{
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pubkey=1;
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}
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else if (strcmp(*argv,"-new") == 0)
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{
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newreq=1;
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}
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else if (strcmp(*argv,"-config") == 0)
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{
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if (--argc < 1) goto bad;
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template= *(++argv);
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}
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else if (strcmp(*argv,"-keyform") == 0)
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{
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if (--argc < 1) goto bad;
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keyform=str2fmt(*(++argv));
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}
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else if (strcmp(*argv,"-in") == 0)
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{
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if (--argc < 1) goto bad;
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infile= *(++argv);
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}
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else if (strcmp(*argv,"-out") == 0)
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{
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if (--argc < 1) goto bad;
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outfile= *(++argv);
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}
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else if (strcmp(*argv,"-keyout") == 0)
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{
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if (--argc < 1) goto bad;
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keyout= *(++argv);
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}
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else if (strcmp(*argv,"-passin") == 0)
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{
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if (--argc < 1) goto bad;
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passargin= *(++argv);
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}
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else if (strcmp(*argv,"-passout") == 0)
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{
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if (--argc < 1) goto bad;
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passargout= *(++argv);
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}
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else if (strcmp(*argv,"-rand") == 0)
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{
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if (--argc < 1) goto bad;
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inrand= *(++argv);
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}
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else if (strcmp(*argv,"-newkey") == 0)
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{
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if (--argc < 1)
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goto bad;
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keyalg = *(++argv);
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newreq=1;
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}
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else if (strcmp(*argv,"-pkeyopt") == 0)
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{
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if (--argc < 1)
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goto bad;
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if (!pkeyopts)
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pkeyopts = sk_OPENSSL_STRING_new_null();
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if (!pkeyopts || !sk_OPENSSL_STRING_push(pkeyopts, *(++argv)))
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goto bad;
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}
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else if (strcmp(*argv,"-batch") == 0)
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batch=1;
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else if (strcmp(*argv,"-newhdr") == 0)
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newhdr=1;
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else if (strcmp(*argv,"-modulus") == 0)
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modulus=1;
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else if (strcmp(*argv,"-verify") == 0)
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verify=1;
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else if (strcmp(*argv,"-nodes") == 0)
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nodes=1;
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else if (strcmp(*argv,"-noout") == 0)
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noout=1;
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else if (strcmp(*argv,"-verbose") == 0)
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verbose=1;
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else if (strcmp(*argv,"-utf8") == 0)
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chtype = MBSTRING_UTF8;
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else if (strcmp(*argv,"-nameopt") == 0)
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{
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if (--argc < 1) goto bad;
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if (!set_name_ex(&nmflag, *(++argv))) goto bad;
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}
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else if (strcmp(*argv,"-reqopt") == 0)
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{
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if (--argc < 1) goto bad;
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if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
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}
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else if (strcmp(*argv,"-subject") == 0)
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subject=1;
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else if (strcmp(*argv,"-text") == 0)
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text=1;
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else if (strcmp(*argv,"-x509") == 0)
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x509=1;
|
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else if (strcmp(*argv,"-asn1-kludge") == 0)
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kludge=1;
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else if (strcmp(*argv,"-no-asn1-kludge") == 0)
|
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kludge=0;
|
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else if (strcmp(*argv,"-subj") == 0)
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{
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if (--argc < 1) goto bad;
|
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subj= *(++argv);
|
|
}
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else if (strcmp(*argv,"-multivalue-rdn") == 0)
|
|
multirdn=1;
|
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else if (strcmp(*argv,"-days") == 0)
|
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{
|
|
if (--argc < 1) goto bad;
|
|
days= atoi(*(++argv));
|
|
if (days == 0) days=30;
|
|
}
|
|
else if (strcmp(*argv,"-set_serial") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
serial = s2i_ASN1_INTEGER(NULL, *(++argv));
|
|
if (!serial) goto bad;
|
|
}
|
|
else if (strcmp(*argv,"-extensions") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
extensions = *(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-reqexts") == 0)
|
|
{
|
|
if (--argc < 1) goto bad;
|
|
req_exts = *(++argv);
|
|
}
|
|
else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
|
|
{
|
|
/* ok */
|
|
digest=md_alg;
|
|
}
|
|
else
|
|
{
|
|
BIO_printf(bio_err,"unknown option %s\n",*argv);
|
|
badops=1;
|
|
break;
|
|
}
|
|
argc--;
|
|
argv++;
|
|
}
|
|
|
|
if (badops)
|
|
{
|
|
bad:
|
|
BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
|
|
BIO_printf(bio_err,"where options are\n");
|
|
BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
|
|
BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
|
|
BIO_printf(bio_err," -in arg input file\n");
|
|
BIO_printf(bio_err," -out arg output file\n");
|
|
BIO_printf(bio_err," -text text form of request\n");
|
|
BIO_printf(bio_err," -pubkey output public key\n");
|
|
BIO_printf(bio_err," -noout do not output REQ\n");
|
|
BIO_printf(bio_err," -verify verify signature on REQ\n");
|
|
BIO_printf(bio_err," -modulus RSA modulus\n");
|
|
BIO_printf(bio_err," -nodes don't encrypt the output key\n");
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
|
|
#endif
|
|
BIO_printf(bio_err," -subject output the request's subject\n");
|
|
BIO_printf(bio_err," -passin private key password source\n");
|
|
BIO_printf(bio_err," -key file use the private key contained in file\n");
|
|
BIO_printf(bio_err," -keyform arg key file format\n");
|
|
BIO_printf(bio_err," -keyout arg file to send the key to\n");
|
|
BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
|
|
BIO_printf(bio_err," load the file (or the files in the directory) into\n");
|
|
BIO_printf(bio_err," the random number generator\n");
|
|
BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
|
|
BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
|
|
#ifndef OPENSSL_NO_ECDSA
|
|
BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
|
|
#endif
|
|
BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
|
|
BIO_printf(bio_err," -config file request template file.\n");
|
|
BIO_printf(bio_err," -subj arg set or modify request subject\n");
|
|
BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n");
|
|
BIO_printf(bio_err," -new new request.\n");
|
|
BIO_printf(bio_err," -batch do not ask anything during request generation\n");
|
|
BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
|
|
BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
|
|
BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
|
|
BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
|
|
BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
|
|
BIO_printf(bio_err," have been reported as requiring\n");
|
|
BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
|
|
BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
|
|
BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
|
|
BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
|
|
BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
|
|
goto end;
|
|
}
|
|
|
|
ERR_load_crypto_strings();
|
|
if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
|
|
BIO_printf(bio_err, "Error getting passwords\n");
|
|
goto end;
|
|
}
|
|
|
|
#ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
|
|
/* Lets load up our environment a little */
|
|
p=getenv("OPENSSL_CONF");
|
|
if (p == NULL)
|
|
p=getenv("SSLEAY_CONF");
|
|
if (p == NULL)
|
|
p=to_free=make_config_name();
|
|
default_config_file=p;
|
|
config=NCONF_new(NULL);
|
|
i=NCONF_load(config, p, &errline);
|
|
#endif
|
|
|
|
if (template != NULL)
|
|
{
|
|
long errline = -1;
|
|
|
|
if( verbose )
|
|
BIO_printf(bio_err,"Using configuration from %s\n",template);
|
|
req_conf=NCONF_new(NULL);
|
|
i=NCONF_load(req_conf,template,&errline);
|
|
if (i == 0)
|
|
{
|
|
BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
|
|
goto end;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
req_conf=config;
|
|
|
|
if (req_conf == NULL)
|
|
{
|
|
BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file);
|
|
if (newreq)
|
|
goto end;
|
|
}
|
|
else if( verbose )
|
|
BIO_printf(bio_err,"Using configuration from %s\n",
|
|
default_config_file);
|
|
}
|
|
|
|
if (req_conf != NULL)
|
|
{
|
|
if (!load_config(bio_err, req_conf))
|
|
goto end;
|
|
p=NCONF_get_string(req_conf,NULL,"oid_file");
|
|
if (p == NULL)
|
|
ERR_clear_error();
|
|
if (p != NULL)
|
|
{
|
|
BIO *oid_bio;
|
|
|
|
oid_bio=BIO_new_file(p,"r");
|
|
if (oid_bio == NULL)
|
|
{
|
|
/*
|
|
BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
|
|
ERR_print_errors(bio_err);
|
|
*/
|
|
}
|
|
else
|
|
{
|
|
OBJ_create_objects(oid_bio);
|
|
BIO_free(oid_bio);
|
|
}
|
|
}
|
|
}
|
|
if(!add_oid_section(bio_err, req_conf)) goto end;
|
|
|
|
if (md_alg == NULL)
|
|
{
|
|
p=NCONF_get_string(req_conf,SECTION,"default_md");
|
|
if (p == NULL)
|
|
ERR_clear_error();
|
|
if (p != NULL)
|
|
{
|
|
if ((md_alg=EVP_get_digestbyname(p)) != NULL)
|
|
digest=md_alg;
|
|
}
|
|
}
|
|
|
|
if (!extensions)
|
|
{
|
|
extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
|
|
if (!extensions)
|
|
ERR_clear_error();
|
|
}
|
|
if (extensions) {
|
|
/* Check syntax of file */
|
|
X509V3_CTX ctx;
|
|
X509V3_set_ctx_test(&ctx);
|
|
X509V3_set_nconf(&ctx, req_conf);
|
|
if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
|
|
BIO_printf(bio_err,
|
|
"Error Loading extension section %s\n", extensions);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if(!passin)
|
|
{
|
|
passin = NCONF_get_string(req_conf, SECTION, "input_password");
|
|
if (!passin)
|
|
ERR_clear_error();
|
|
}
|
|
|
|
if(!passout)
|
|
{
|
|
passout = NCONF_get_string(req_conf, SECTION, "output_password");
|
|
if (!passout)
|
|
ERR_clear_error();
|
|
}
|
|
|
|
p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
|
|
if (!p)
|
|
ERR_clear_error();
|
|
|
|
if(p && !ASN1_STRING_set_default_mask_asc(p)) {
|
|
BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
|
|
goto end;
|
|
}
|
|
|
|
if (chtype != MBSTRING_UTF8)
|
|
{
|
|
p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
|
|
if (!p)
|
|
ERR_clear_error();
|
|
else if (!strcmp(p, "yes"))
|
|
chtype = MBSTRING_UTF8;
|
|
}
|
|
|
|
|
|
if(!req_exts)
|
|
{
|
|
req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
|
|
if (!req_exts)
|
|
ERR_clear_error();
|
|
}
|
|
if(req_exts) {
|
|
/* Check syntax of file */
|
|
X509V3_CTX ctx;
|
|
X509V3_set_ctx_test(&ctx);
|
|
X509V3_set_nconf(&ctx, req_conf);
|
|
if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
|
|
BIO_printf(bio_err,
|
|
"Error Loading request extension section %s\n",
|
|
req_exts);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
in=BIO_new(BIO_s_file());
|
|
out=BIO_new(BIO_s_file());
|
|
if ((in == NULL) || (out == NULL))
|
|
goto end;
|
|
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
e = setup_engine(bio_err, engine, 0);
|
|
#endif
|
|
|
|
if (keyfile != NULL)
|
|
{
|
|
pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
|
|
"Private Key");
|
|
if (!pkey)
|
|
{
|
|
/* load_key() has already printed an appropriate
|
|
message */
|
|
goto end;
|
|
}
|
|
else
|
|
{
|
|
char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
|
|
if (randfile == NULL)
|
|
ERR_clear_error();
|
|
app_RAND_load_file(randfile, bio_err, 0);
|
|
}
|
|
}
|
|
|
|
if (newreq && (pkey == NULL))
|
|
{
|
|
char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
|
|
if (randfile == NULL)
|
|
ERR_clear_error();
|
|
app_RAND_load_file(randfile, bio_err, 0);
|
|
if (inrand)
|
|
app_RAND_load_files(inrand);
|
|
|
|
if (keyalg)
|
|
{
|
|
genctx = set_keygen_ctx(bio_err, keyalg, &pkey_type, &newkey,
|
|
&keyalgstr, gen_eng);
|
|
if (!genctx)
|
|
goto end;
|
|
}
|
|
|
|
if (newkey <= 0)
|
|
{
|
|
if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
|
|
newkey=DEFAULT_KEY_LENGTH;
|
|
}
|
|
|
|
if (newkey < MIN_KEY_LENGTH && (pkey_type == EVP_PKEY_RSA || pkey_type == EVP_PKEY_DSA))
|
|
{
|
|
BIO_printf(bio_err,"private key length is too short,\n");
|
|
BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey);
|
|
goto end;
|
|
}
|
|
|
|
if (!genctx)
|
|
{
|
|
genctx = set_keygen_ctx(bio_err, NULL, &pkey_type, &newkey,
|
|
&keyalgstr, gen_eng);
|
|
if (!genctx)
|
|
goto end;
|
|
}
|
|
|
|
if (pkeyopts)
|
|
{
|
|
char *genopt;
|
|
for (i = 0; i < sk_OPENSSL_STRING_num(pkeyopts); i++)
|
|
{
|
|
genopt = sk_OPENSSL_STRING_value(pkeyopts, i);
|
|
if (pkey_ctrl_string(genctx, genopt) <= 0)
|
|
{
|
|
BIO_printf(bio_err,
|
|
"parameter error \"%s\"\n",
|
|
genopt);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
}
|
|
|
|
BIO_printf(bio_err,"Generating a %ld bit %s private key\n",
|
|
newkey, keyalgstr);
|
|
|
|
EVP_PKEY_CTX_set_cb(genctx, genpkey_cb);
|
|
EVP_PKEY_CTX_set_app_data(genctx, bio_err);
|
|
|
|
if (EVP_PKEY_keygen(genctx, &pkey) <= 0)
|
|
{
|
|
BIO_puts(bio_err, "Error Generating Key\n");
|
|
goto end;
|
|
}
|
|
|
|
EVP_PKEY_CTX_free(genctx);
|
|
genctx = NULL;
|
|
|
|
app_RAND_write_file(randfile, bio_err);
|
|
|
|
if (keyout == NULL)
|
|
{
|
|
keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
|
|
if (keyout == NULL)
|
|
ERR_clear_error();
|
|
}
|
|
|
|
if (keyout == NULL)
|
|
{
|
|
BIO_printf(bio_err,"writing new private key to stdout\n");
|
|
BIO_set_fp(out,stdout,BIO_NOCLOSE);
|
|
#ifdef OPENSSL_SYS_VMS
|
|
{
|
|
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
|
|
out = BIO_push(tmpbio, out);
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
|
|
if (BIO_write_filename(out,keyout) <= 0)
|
|
{
|
|
perror(keyout);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
|
|
if (p == NULL)
|
|
{
|
|
ERR_clear_error();
|
|
p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
|
|
if (p == NULL)
|
|
ERR_clear_error();
|
|
}
|
|
if ((p != NULL) && (strcmp(p,"no") == 0))
|
|
cipher=NULL;
|
|
if (nodes) cipher=NULL;
|
|
|
|
i=0;
|
|
loop:
|
|
if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
|
|
NULL,0,NULL,passout))
|
|
{
|
|
if ((ERR_GET_REASON(ERR_peek_error()) ==
|
|
PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
|
|
{
|
|
ERR_clear_error();
|
|
i++;
|
|
goto loop;
|
|
}
|
|
goto end;
|
|
}
|
|
BIO_printf(bio_err,"-----\n");
|
|
}
|
|
|
|
if (!newreq)
|
|
{
|
|
/* Since we are using a pre-existing certificate
|
|
* request, the kludge 'format' info should not be
|
|
* changed. */
|
|
kludge= -1;
|
|
if (infile == NULL)
|
|
BIO_set_fp(in,stdin,BIO_NOCLOSE);
|
|
else
|
|
{
|
|
if (BIO_read_filename(in,infile) <= 0)
|
|
{
|
|
perror(infile);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (informat == FORMAT_ASN1)
|
|
req=d2i_X509_REQ_bio(in,NULL);
|
|
else if (informat == FORMAT_PEM)
|
|
req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
|
|
else
|
|
{
|
|
BIO_printf(bio_err,"bad input format specified for X509 request\n");
|
|
goto end;
|
|
}
|
|
if (req == NULL)
|
|
{
|
|
BIO_printf(bio_err,"unable to load X509 request\n");
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (newreq || x509)
|
|
{
|
|
if (pkey == NULL)
|
|
{
|
|
BIO_printf(bio_err,"you need to specify a private key\n");
|
|
goto end;
|
|
}
|
|
|
|
if (req == NULL)
|
|
{
|
|
req=X509_REQ_new();
|
|
if (req == NULL)
|
|
{
|
|
goto end;
|
|
}
|
|
|
|
i=make_REQ(req,pkey,subj,multirdn,!x509, chtype);
|
|
subj=NULL; /* done processing '-subj' option */
|
|
if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
|
|
{
|
|
sk_X509_ATTRIBUTE_free(req->req_info->attributes);
|
|
req->req_info->attributes = NULL;
|
|
}
|
|
if (!i)
|
|
{
|
|
BIO_printf(bio_err,"problems making Certificate Request\n");
|
|
goto end;
|
|
}
|
|
}
|
|
if (x509)
|
|
{
|
|
EVP_PKEY *tmppkey;
|
|
X509V3_CTX ext_ctx;
|
|
if ((x509ss=X509_new()) == NULL) goto end;
|
|
|
|
/* Set version to V3 */
|
|
if(extensions && !X509_set_version(x509ss, 2)) goto end;
|
|
if (serial)
|
|
{
|
|
if (!X509_set_serialNumber(x509ss, serial)) goto end;
|
|
}
|
|
else
|
|
{
|
|
if (!rand_serial(NULL,
|
|
X509_get_serialNumber(x509ss)))
|
|
goto end;
|
|
}
|
|
|
|
if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
|
|
if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
|
|
if (!X509_time_adj_ex(X509_get_notAfter(x509ss), days, 0, NULL)) goto end;
|
|
if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
|
|
tmppkey = X509_REQ_get_pubkey(req);
|
|
if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
|
|
EVP_PKEY_free(tmppkey);
|
|
|
|
/* Set up V3 context struct */
|
|
|
|
X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
|
|
X509V3_set_nconf(&ext_ctx, req_conf);
|
|
|
|
/* Add extensions */
|
|
if(extensions && !X509V3_EXT_add_nconf(req_conf,
|
|
&ext_ctx, extensions, x509ss))
|
|
{
|
|
BIO_printf(bio_err,
|
|
"Error Loading extension section %s\n",
|
|
extensions);
|
|
goto end;
|
|
}
|
|
|
|
if (!(i=X509_sign(x509ss,pkey,digest)))
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
X509V3_CTX ext_ctx;
|
|
|
|
/* Set up V3 context struct */
|
|
|
|
X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
|
|
X509V3_set_nconf(&ext_ctx, req_conf);
|
|
|
|
/* Add extensions */
|
|
if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
|
|
&ext_ctx, req_exts, req))
|
|
{
|
|
BIO_printf(bio_err,
|
|
"Error Loading extension section %s\n",
|
|
req_exts);
|
|
goto end;
|
|
}
|
|
if (!(i=X509_REQ_sign(req,pkey,digest)))
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (subj && x509)
|
|
{
|
|
BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
|
|
goto end;
|
|
}
|
|
|
|
if (subj && !x509)
|
|
{
|
|
if (verbose)
|
|
{
|
|
BIO_printf(bio_err, "Modifying Request's Subject\n");
|
|
print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
|
|
}
|
|
|
|
if (build_subject(req, subj, chtype, multirdn) == 0)
|
|
{
|
|
BIO_printf(bio_err, "ERROR: cannot modify subject\n");
|
|
ex=1;
|
|
goto end;
|
|
}
|
|
|
|
req->req_info->enc.modified = 1;
|
|
|
|
if (verbose)
|
|
{
|
|
print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
|
|
}
|
|
}
|
|
|
|
if (verify && !x509)
|
|
{
|
|
int tmp=0;
|
|
|
|
if (pkey == NULL)
|
|
{
|
|
pkey=X509_REQ_get_pubkey(req);
|
|
tmp=1;
|
|
if (pkey == NULL) goto end;
|
|
}
|
|
|
|
i=X509_REQ_verify(req,pkey);
|
|
if (tmp) {
|
|
EVP_PKEY_free(pkey);
|
|
pkey=NULL;
|
|
}
|
|
|
|
if (i < 0)
|
|
{
|
|
goto end;
|
|
}
|
|
else if (i == 0)
|
|
{
|
|
BIO_printf(bio_err,"verify failure\n");
|
|
ERR_print_errors(bio_err);
|
|
}
|
|
else /* if (i > 0) */
|
|
BIO_printf(bio_err,"verify OK\n");
|
|
}
|
|
|
|
if (noout && !text && !modulus && !subject && !pubkey)
|
|
{
|
|
ex=0;
|
|
goto end;
|
|
}
|
|
|
|
if (outfile == NULL)
|
|
{
|
|
BIO_set_fp(out,stdout,BIO_NOCLOSE);
|
|
#ifdef OPENSSL_SYS_VMS
|
|
{
|
|
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
|
|
out = BIO_push(tmpbio, out);
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
|
|
i=(int)BIO_append_filename(out,outfile);
|
|
else
|
|
i=(int)BIO_write_filename(out,outfile);
|
|
if (!i)
|
|
{
|
|
perror(outfile);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (pubkey)
|
|
{
|
|
EVP_PKEY *tpubkey;
|
|
tpubkey=X509_REQ_get_pubkey(req);
|
|
if (tpubkey == NULL)
|
|
{
|
|
BIO_printf(bio_err,"Error getting public key\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
PEM_write_bio_PUBKEY(out, tpubkey);
|
|
EVP_PKEY_free(tpubkey);
|
|
}
|
|
|
|
if (text)
|
|
{
|
|
if (x509)
|
|
X509_print_ex(out, x509ss, nmflag, reqflag);
|
|
else
|
|
X509_REQ_print_ex(out, req, nmflag, reqflag);
|
|
}
|
|
|
|
if(subject)
|
|
{
|
|
if(x509)
|
|
print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
|
|
else
|
|
print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
|
|
}
|
|
|
|
if (modulus)
|
|
{
|
|
EVP_PKEY *tpubkey;
|
|
|
|
if (x509)
|
|
tpubkey=X509_get_pubkey(x509ss);
|
|
else
|
|
tpubkey=X509_REQ_get_pubkey(req);
|
|
if (tpubkey == NULL)
|
|
{
|
|
fprintf(stdout,"Modulus=unavailable\n");
|
|
goto end;
|
|
}
|
|
fprintf(stdout,"Modulus=");
|
|
#ifndef OPENSSL_NO_RSA
|
|
if (EVP_PKEY_base_id(tpubkey) == EVP_PKEY_RSA)
|
|
BN_print(out,tpubkey->pkey.rsa->n);
|
|
else
|
|
#endif
|
|
fprintf(stdout,"Wrong Algorithm type");
|
|
EVP_PKEY_free(tpubkey);
|
|
fprintf(stdout,"\n");
|
|
}
|
|
|
|
if (!noout && !x509)
|
|
{
|
|
if (outformat == FORMAT_ASN1)
|
|
i=i2d_X509_REQ_bio(out,req);
|
|
else if (outformat == FORMAT_PEM) {
|
|
if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
|
|
else i=PEM_write_bio_X509_REQ(out,req);
|
|
} else {
|
|
BIO_printf(bio_err,"bad output format specified for outfile\n");
|
|
goto end;
|
|
}
|
|
if (!i)
|
|
{
|
|
BIO_printf(bio_err,"unable to write X509 request\n");
|
|
goto end;
|
|
}
|
|
}
|
|
if (!noout && x509 && (x509ss != NULL))
|
|
{
|
|
if (outformat == FORMAT_ASN1)
|
|
i=i2d_X509_bio(out,x509ss);
|
|
else if (outformat == FORMAT_PEM)
|
|
i=PEM_write_bio_X509(out,x509ss);
|
|
else {
|
|
BIO_printf(bio_err,"bad output format specified for outfile\n");
|
|
goto end;
|
|
}
|
|
if (!i)
|
|
{
|
|
BIO_printf(bio_err,"unable to write X509 certificate\n");
|
|
goto end;
|
|
}
|
|
}
|
|
ex=0;
|
|
end:
|
|
#ifndef MONOLITH
|
|
if(to_free)
|
|
OPENSSL_free(to_free);
|
|
#endif
|
|
if (ex)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
}
|
|
if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
|
|
BIO_free(in);
|
|
BIO_free_all(out);
|
|
EVP_PKEY_free(pkey);
|
|
if (genctx)
|
|
EVP_PKEY_CTX_free(genctx);
|
|
if (pkeyopts)
|
|
sk_OPENSSL_STRING_free(pkeyopts);
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
if (gen_eng)
|
|
ENGINE_free(gen_eng);
|
|
#endif
|
|
if (keyalgstr)
|
|
OPENSSL_free(keyalgstr);
|
|
X509_REQ_free(req);
|
|
X509_free(x509ss);
|
|
ASN1_INTEGER_free(serial);
|
|
if(passargin && passin) OPENSSL_free(passin);
|
|
if(passargout && passout) OPENSSL_free(passout);
|
|
OBJ_cleanup();
|
|
apps_shutdown();
|
|
OPENSSL_EXIT(ex);
|
|
}
|
|
|
|
static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
|
|
int attribs, unsigned long chtype)
|
|
{
|
|
int ret=0,i;
|
|
char no_prompt = 0;
|
|
STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
|
|
char *tmp, *dn_sect,*attr_sect;
|
|
|
|
tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
|
|
if (tmp == NULL)
|
|
ERR_clear_error();
|
|
if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
|
|
|
|
dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
|
|
if (dn_sect == NULL)
|
|
{
|
|
BIO_printf(bio_err,"unable to find '%s' in config\n",
|
|
DISTINGUISHED_NAME);
|
|
goto err;
|
|
}
|
|
dn_sk=NCONF_get_section(req_conf,dn_sect);
|
|
if (dn_sk == NULL)
|
|
{
|
|
BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
|
|
goto err;
|
|
}
|
|
|
|
attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
|
|
if (attr_sect == NULL)
|
|
{
|
|
ERR_clear_error();
|
|
attr_sk=NULL;
|
|
}
|
|
else
|
|
{
|
|
attr_sk=NCONF_get_section(req_conf,attr_sect);
|
|
if (attr_sk == NULL)
|
|
{
|
|
BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
|
|
goto err;
|
|
}
|
|
}
|
|
|
|
/* setup version number */
|
|
if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
|
|
|
|
if (no_prompt)
|
|
i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
|
|
else
|
|
{
|
|
if (subj)
|
|
i = build_subject(req, subj, chtype, multirdn);
|
|
else
|
|
i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
|
|
}
|
|
if(!i) goto err;
|
|
|
|
if (!X509_REQ_set_pubkey(req,pkey)) goto err;
|
|
|
|
ret=1;
|
|
err:
|
|
return(ret);
|
|
}
|
|
|
|
/*
|
|
* subject is expected to be in the format /type0=value0/type1=value1/type2=...
|
|
* where characters may be escaped by \
|
|
*/
|
|
static int build_subject(X509_REQ *req, char *subject, unsigned long chtype, int multirdn)
|
|
{
|
|
X509_NAME *n;
|
|
|
|
if (!(n = parse_name(subject, chtype, multirdn)))
|
|
return 0;
|
|
|
|
if (!X509_REQ_set_subject_name(req, n))
|
|
{
|
|
X509_NAME_free(n);
|
|
return 0;
|
|
}
|
|
X509_NAME_free(n);
|
|
return 1;
|
|
}
|
|
|
|
|
|
static int prompt_info(X509_REQ *req,
|
|
STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
|
|
STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
|
|
unsigned long chtype)
|
|
{
|
|
int i;
|
|
char *p,*q;
|
|
char buf[100];
|
|
int nid, mval;
|
|
long n_min,n_max;
|
|
char *type, *value;
|
|
const char *def;
|
|
CONF_VALUE *v;
|
|
X509_NAME *subj;
|
|
subj = X509_REQ_get_subject_name(req);
|
|
|
|
if(!batch)
|
|
{
|
|
BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
|
|
BIO_printf(bio_err,"into your certificate request.\n");
|
|
BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
|
|
BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
|
|
BIO_printf(bio_err,"For some fields there will be a default value,\n");
|
|
BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
|
|
BIO_printf(bio_err,"-----\n");
|
|
}
|
|
|
|
|
|
if (sk_CONF_VALUE_num(dn_sk))
|
|
{
|
|
i= -1;
|
|
start: for (;;)
|
|
{
|
|
i++;
|
|
if (sk_CONF_VALUE_num(dn_sk) <= i) break;
|
|
|
|
v=sk_CONF_VALUE_value(dn_sk,i);
|
|
p=q=NULL;
|
|
type=v->name;
|
|
if(!check_end(type,"_min") || !check_end(type,"_max") ||
|
|
!check_end(type,"_default") ||
|
|
!check_end(type,"_value")) continue;
|
|
/* Skip past any leading X. X: X, etc to allow for
|
|
* multiple instances
|
|
*/
|
|
for(p = v->name; *p ; p++)
|
|
if ((*p == ':') || (*p == ',') ||
|
|
(*p == '.')) {
|
|
p++;
|
|
if(*p) type = p;
|
|
break;
|
|
}
|
|
if (*type == '+')
|
|
{
|
|
mval = -1;
|
|
type++;
|
|
}
|
|
else
|
|
mval = 0;
|
|
/* If OBJ not recognised ignore it */
|
|
if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
|
|
if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name)
|
|
>= (int)sizeof(buf))
|
|
{
|
|
BIO_printf(bio_err,"Name '%s' too long\n",v->name);
|
|
return 0;
|
|
}
|
|
|
|
if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
|
|
{
|
|
ERR_clear_error();
|
|
def="";
|
|
}
|
|
|
|
BIO_snprintf(buf,sizeof buf,"%s_value",v->name);
|
|
if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
|
|
{
|
|
ERR_clear_error();
|
|
value=NULL;
|
|
}
|
|
|
|
BIO_snprintf(buf,sizeof buf,"%s_min",v->name);
|
|
if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
|
|
{
|
|
ERR_clear_error();
|
|
n_min = -1;
|
|
}
|
|
|
|
BIO_snprintf(buf,sizeof buf,"%s_max",v->name);
|
|
if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
|
|
{
|
|
ERR_clear_error();
|
|
n_max = -1;
|
|
}
|
|
|
|
if (!add_DN_object(subj,v->value,def,value,nid,
|
|
n_min,n_max, chtype, mval))
|
|
return 0;
|
|
}
|
|
if (X509_NAME_entry_count(subj) == 0)
|
|
{
|
|
BIO_printf(bio_err,"error, no objects specified in config file\n");
|
|
return 0;
|
|
}
|
|
|
|
if (attribs)
|
|
{
|
|
if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
|
|
{
|
|
BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
|
|
BIO_printf(bio_err,"to be sent with your certificate request\n");
|
|
}
|
|
|
|
i= -1;
|
|
start2: for (;;)
|
|
{
|
|
i++;
|
|
if ((attr_sk == NULL) ||
|
|
(sk_CONF_VALUE_num(attr_sk) <= i))
|
|
break;
|
|
|
|
v=sk_CONF_VALUE_value(attr_sk,i);
|
|
type=v->name;
|
|
if ((nid=OBJ_txt2nid(type)) == NID_undef)
|
|
goto start2;
|
|
|
|
if (BIO_snprintf(buf,sizeof buf,"%s_default",type)
|
|
>= (int)sizeof(buf))
|
|
{
|
|
BIO_printf(bio_err,"Name '%s' too long\n",v->name);
|
|
return 0;
|
|
}
|
|
|
|
if ((def=NCONF_get_string(req_conf,attr_sect,buf))
|
|
== NULL)
|
|
{
|
|
ERR_clear_error();
|
|
def="";
|
|
}
|
|
|
|
|
|
BIO_snprintf(buf,sizeof buf,"%s_value",type);
|
|
if ((value=NCONF_get_string(req_conf,attr_sect,buf))
|
|
== NULL)
|
|
{
|
|
ERR_clear_error();
|
|
value=NULL;
|
|
}
|
|
|
|
BIO_snprintf(buf,sizeof buf,"%s_min",type);
|
|
if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
|
|
{
|
|
ERR_clear_error();
|
|
n_min = -1;
|
|
}
|
|
|
|
BIO_snprintf(buf,sizeof buf,"%s_max",type);
|
|
if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
|
|
{
|
|
ERR_clear_error();
|
|
n_max = -1;
|
|
}
|
|
|
|
if (!add_attribute_object(req,
|
|
v->value,def,value,nid,n_min,n_max, chtype))
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
BIO_printf(bio_err,"No template, please set one up.\n");
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
|
|
STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
|
|
{
|
|
int i;
|
|
char *p,*q;
|
|
char *type;
|
|
CONF_VALUE *v;
|
|
X509_NAME *subj;
|
|
|
|
subj = X509_REQ_get_subject_name(req);
|
|
|
|
for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
|
|
{
|
|
int mval;
|
|
v=sk_CONF_VALUE_value(dn_sk,i);
|
|
p=q=NULL;
|
|
type=v->name;
|
|
/* Skip past any leading X. X: X, etc to allow for
|
|
* multiple instances
|
|
*/
|
|
for(p = v->name; *p ; p++)
|
|
#ifndef CHARSET_EBCDIC
|
|
if ((*p == ':') || (*p == ',') || (*p == '.')) {
|
|
#else
|
|
if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
|
|
#endif
|
|
p++;
|
|
if(*p) type = p;
|
|
break;
|
|
}
|
|
#ifndef CHARSET_EBCDIC
|
|
if (*p == '+')
|
|
#else
|
|
if (*p == os_toascii['+'])
|
|
#endif
|
|
{
|
|
p++;
|
|
mval = -1;
|
|
}
|
|
else
|
|
mval = 0;
|
|
if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
|
|
(unsigned char *) v->value,-1,-1,mval)) return 0;
|
|
|
|
}
|
|
|
|
if (!X509_NAME_entry_count(subj))
|
|
{
|
|
BIO_printf(bio_err,"error, no objects specified in config file\n");
|
|
return 0;
|
|
}
|
|
if (attribs)
|
|
{
|
|
for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
|
|
{
|
|
v=sk_CONF_VALUE_value(attr_sk,i);
|
|
if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
|
|
(unsigned char *)v->value, -1)) return 0;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
|
|
static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
|
|
int nid, int n_min, int n_max, unsigned long chtype, int mval)
|
|
{
|
|
int i,ret=0;
|
|
MS_STATIC char buf[1024];
|
|
start:
|
|
if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
|
|
(void)BIO_flush(bio_err);
|
|
if(value != NULL)
|
|
{
|
|
BUF_strlcpy(buf,value,sizeof buf);
|
|
BUF_strlcat(buf,"\n",sizeof buf);
|
|
BIO_printf(bio_err,"%s\n",value);
|
|
}
|
|
else
|
|
{
|
|
buf[0]='\0';
|
|
if (!batch)
|
|
{
|
|
if (!fgets(buf,sizeof buf,stdin))
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
buf[0] = '\n';
|
|
buf[1] = '\0';
|
|
}
|
|
}
|
|
|
|
if (buf[0] == '\0') return(0);
|
|
else if (buf[0] == '\n')
|
|
{
|
|
if ((def == NULL) || (def[0] == '\0'))
|
|
return(1);
|
|
BUF_strlcpy(buf,def,sizeof buf);
|
|
BUF_strlcat(buf,"\n",sizeof buf);
|
|
}
|
|
else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
|
|
|
|
i=strlen(buf);
|
|
if (buf[i-1] != '\n')
|
|
{
|
|
BIO_printf(bio_err,"weird input :-(\n");
|
|
return(0);
|
|
}
|
|
buf[--i]='\0';
|
|
#ifdef CHARSET_EBCDIC
|
|
ebcdic2ascii(buf, buf, i);
|
|
#endif
|
|
if(!req_check_len(i, n_min, n_max)) goto start;
|
|
if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
|
|
(unsigned char *) buf, -1,-1,mval)) goto err;
|
|
ret=1;
|
|
err:
|
|
return(ret);
|
|
}
|
|
|
|
static int add_attribute_object(X509_REQ *req, char *text, const char *def,
|
|
char *value, int nid, int n_min,
|
|
int n_max, unsigned long chtype)
|
|
{
|
|
int i;
|
|
static char buf[1024];
|
|
|
|
start:
|
|
if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
|
|
(void)BIO_flush(bio_err);
|
|
if (value != NULL)
|
|
{
|
|
BUF_strlcpy(buf,value,sizeof buf);
|
|
BUF_strlcat(buf,"\n",sizeof buf);
|
|
BIO_printf(bio_err,"%s\n",value);
|
|
}
|
|
else
|
|
{
|
|
buf[0]='\0';
|
|
if (!batch)
|
|
{
|
|
if (!fgets(buf,sizeof buf,stdin))
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
buf[0] = '\n';
|
|
buf[1] = '\0';
|
|
}
|
|
}
|
|
|
|
if (buf[0] == '\0') return(0);
|
|
else if (buf[0] == '\n')
|
|
{
|
|
if ((def == NULL) || (def[0] == '\0'))
|
|
return(1);
|
|
BUF_strlcpy(buf,def,sizeof buf);
|
|
BUF_strlcat(buf,"\n",sizeof buf);
|
|
}
|
|
else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
|
|
|
|
i=strlen(buf);
|
|
if (buf[i-1] != '\n')
|
|
{
|
|
BIO_printf(bio_err,"weird input :-(\n");
|
|
return(0);
|
|
}
|
|
buf[--i]='\0';
|
|
#ifdef CHARSET_EBCDIC
|
|
ebcdic2ascii(buf, buf, i);
|
|
#endif
|
|
if(!req_check_len(i, n_min, n_max)) goto start;
|
|
|
|
if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
|
|
(unsigned char *)buf, -1)) {
|
|
BIO_printf(bio_err, "Error adding attribute\n");
|
|
ERR_print_errors(bio_err);
|
|
goto err;
|
|
}
|
|
|
|
return(1);
|
|
err:
|
|
return(0);
|
|
}
|
|
|
|
static int req_check_len(int len, int n_min, int n_max)
|
|
{
|
|
if ((n_min > 0) && (len < n_min))
|
|
{
|
|
BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
|
|
return(0);
|
|
}
|
|
if ((n_max >= 0) && (len > n_max))
|
|
{
|
|
BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
|
|
return(0);
|
|
}
|
|
return(1);
|
|
}
|
|
|
|
/* Check if the end of a string matches 'end' */
|
|
static int check_end(const char *str, const char *end)
|
|
{
|
|
int elen, slen;
|
|
const char *tmp;
|
|
elen = strlen(end);
|
|
slen = strlen(str);
|
|
if(elen > slen) return 1;
|
|
tmp = str + slen - elen;
|
|
return strcmp(tmp, end);
|
|
}
|
|
|
|
static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
|
|
long *pkeylen, char **palgnam,
|
|
ENGINE *keygen_engine)
|
|
{
|
|
EVP_PKEY_CTX *gctx = NULL;
|
|
EVP_PKEY *param = NULL;
|
|
long keylen = -1;
|
|
BIO *pbio = NULL;
|
|
const char *paramfile = NULL;
|
|
|
|
if (gstr == NULL)
|
|
{
|
|
*pkey_type = EVP_PKEY_RSA;
|
|
keylen = *pkeylen;
|
|
}
|
|
else if (gstr[0] >= '0' && gstr[0] <= '9')
|
|
{
|
|
*pkey_type = EVP_PKEY_RSA;
|
|
keylen = atol(gstr);
|
|
*pkeylen = keylen;
|
|
}
|
|
else if (!strncmp(gstr, "param:", 6))
|
|
paramfile = gstr + 6;
|
|
else
|
|
{
|
|
const char *p = strchr(gstr, ':');
|
|
int len;
|
|
ENGINE *tmpeng;
|
|
const EVP_PKEY_ASN1_METHOD *ameth;
|
|
|
|
if (p)
|
|
len = p - gstr;
|
|
else
|
|
len = strlen(gstr);
|
|
/* The lookup of a the string will cover all engines so
|
|
* keep a note of the implementation.
|
|
*/
|
|
|
|
ameth = EVP_PKEY_asn1_find_str(&tmpeng, gstr, len);
|
|
|
|
if (!ameth)
|
|
{
|
|
BIO_printf(err, "Unknown algorithm %.*s\n", len, gstr);
|
|
return NULL;
|
|
}
|
|
|
|
EVP_PKEY_asn1_get0_info(NULL, pkey_type, NULL, NULL, NULL,
|
|
ameth);
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
if (tmpeng)
|
|
ENGINE_finish(tmpeng);
|
|
#endif
|
|
if (*pkey_type == EVP_PKEY_RSA)
|
|
{
|
|
if (p)
|
|
{
|
|
keylen = atol(p + 1);
|
|
*pkeylen = keylen;
|
|
}
|
|
}
|
|
else if (p)
|
|
paramfile = p + 1;
|
|
}
|
|
|
|
if (paramfile)
|
|
{
|
|
pbio = BIO_new_file(paramfile, "r");
|
|
if (!pbio)
|
|
{
|
|
BIO_printf(err, "Can't open parameter file %s\n",
|
|
paramfile);
|
|
return NULL;
|
|
}
|
|
param = PEM_read_bio_Parameters(pbio, NULL);
|
|
|
|
if (!param)
|
|
{
|
|
X509 *x;
|
|
(void)BIO_reset(pbio);
|
|
x = PEM_read_bio_X509(pbio, NULL, NULL, NULL);
|
|
if (x)
|
|
{
|
|
param = X509_get_pubkey(x);
|
|
X509_free(x);
|
|
}
|
|
}
|
|
|
|
BIO_free(pbio);
|
|
|
|
if (!param)
|
|
{
|
|
BIO_printf(err, "Error reading parameter file %s\n",
|
|
paramfile);
|
|
return NULL;
|
|
}
|
|
if (*pkey_type == -1)
|
|
*pkey_type = EVP_PKEY_id(param);
|
|
else if (*pkey_type != EVP_PKEY_base_id(param))
|
|
{
|
|
BIO_printf(err, "Key Type does not match parameters\n");
|
|
EVP_PKEY_free(param);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
if (palgnam)
|
|
{
|
|
const EVP_PKEY_ASN1_METHOD *ameth;
|
|
ENGINE *tmpeng;
|
|
const char *anam;
|
|
ameth = EVP_PKEY_asn1_find(&tmpeng, *pkey_type);
|
|
if (!ameth)
|
|
{
|
|
BIO_puts(err, "Internal error: can't find key algorithm\n");
|
|
return NULL;
|
|
}
|
|
EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, &anam, ameth);
|
|
*palgnam = BUF_strdup(anam);
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
if (tmpeng)
|
|
ENGINE_finish(tmpeng);
|
|
#endif
|
|
}
|
|
|
|
if (param)
|
|
{
|
|
gctx = EVP_PKEY_CTX_new(param, keygen_engine);
|
|
*pkeylen = EVP_PKEY_bits(param);
|
|
EVP_PKEY_free(param);
|
|
}
|
|
else
|
|
gctx = EVP_PKEY_CTX_new_id(*pkey_type, keygen_engine);
|
|
|
|
if (!gctx)
|
|
{
|
|
BIO_puts(err, "Error allocating keygen context\n");
|
|
ERR_print_errors(err);
|
|
return NULL;
|
|
}
|
|
|
|
if (EVP_PKEY_keygen_init(gctx) <= 0)
|
|
{
|
|
BIO_puts(err, "Error initializing keygen context\n");
|
|
ERR_print_errors(err);
|
|
return NULL;
|
|
}
|
|
#ifndef OPENSSL_NO_RSA
|
|
if ((*pkey_type == EVP_PKEY_RSA) && (keylen != -1))
|
|
{
|
|
if (EVP_PKEY_CTX_set_rsa_keygen_bits(gctx, keylen) <= 0)
|
|
{
|
|
BIO_puts(err, "Error setting RSA keysize\n");
|
|
ERR_print_errors(err);
|
|
EVP_PKEY_CTX_free(gctx);
|
|
return NULL;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
return gctx;
|
|
}
|
|
|
|
static int genpkey_cb(EVP_PKEY_CTX *ctx)
|
|
{
|
|
char c='*';
|
|
BIO *b = EVP_PKEY_CTX_get_app_data(ctx);
|
|
int p;
|
|
p = EVP_PKEY_CTX_get_keygen_info(ctx, 0);
|
|
if (p == 0) c='.';
|
|
if (p == 1) c='+';
|
|
if (p == 2) c='*';
|
|
if (p == 3) c='\n';
|
|
BIO_write(b,&c,1);
|
|
(void)BIO_flush(b);
|
|
#ifdef LINT
|
|
p=n;
|
|
#endif
|
|
return 1;
|
|
}
|
|
|