1065 lines
26 KiB
C
1065 lines
26 KiB
C
/* apps/x509.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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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef 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 "bio.h"
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#include "asn1.h"
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#include "err.h"
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#include "bn.h"
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#include "evp.h"
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#include "x509.h"
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#include "x509v3.h"
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#include "objects.h"
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#include "pem.h"
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#undef PROG
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#define PROG x509_main
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#undef POSTFIX
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#define POSTFIX ".srl"
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#define DEF_DAYS 30
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#define CERT_HDR "certificate"
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static char *x509_usage[]={
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"usage: x509 args\n",
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" -inform arg - input format - default PEM (one of DER, NET or PEM)\n",
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" -outform arg - output format - default PEM (one of DER, NET or PEM\n",
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" -keyform arg - private key format - default PEM\n",
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" -CAform arg - CA format - default PEM\n",
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" -CAkeyform arg - CA key format - default PEM\n",
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" -in arg - input file - default stdin\n",
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" -out arg - output file - default stdout\n",
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" -serial - print serial number value\n",
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" -hash - print hash value\n",
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" -subject - print subject DN\n",
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" -issuer - print issuer DN\n",
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" -startdate - notBefore field\n",
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" -enddate - notAfter field\n",
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" -dates - both Before and After dates\n",
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" -modulus - print the RSA key modulus\n",
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" -fingerprint - print the certificate fingerprint\n",
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" -noout - no certificate output\n",
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" -days arg - How long till expiry of a signed certificate - def 30 days\n",
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" -signkey arg - self sign cert with arg\n",
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" -x509toreq - output a certification request object\n",
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" -req - input is a certificate request, sign and output.\n",
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" -CA arg - set the CA certificate, must be PEM format.\n",
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" -CAkey arg - set the CA key, must be PEM format\n",
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" missing, it is asssumed to be in the CA file.\n",
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" -CAcreateserial - create serial number file if it does not exist\n",
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" -CAserial - serial file\n",
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" -text - print the certificate in text form\n",
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" -C - print out C code forms\n",
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" -md2/-md5/-sha1/-mdc2 - digest to do an RSA sign with\n",
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NULL
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};
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#ifndef NOPROTO
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static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx);
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static EVP_PKEY *load_key(char *file, int format);
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static X509 *load_cert(char *file, int format);
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static int sign (X509 *x, EVP_PKEY *pkey,int days,EVP_MD *digest);
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static int x509_certify (X509_STORE *ctx,char *CAfile, EVP_MD *digest,X509 *x,
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X509 *xca, EVP_PKEY *pkey,char *serial, int create, int days);
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#else
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static int MS_CALLBACK callb();
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static EVP_PKEY *load_key();
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static X509 *load_cert();
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static int sign ();
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static int x509_certify ();
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#endif
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static int reqfile=0;
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int MAIN(argc, argv)
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int argc;
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char **argv;
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{
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int ret=1;
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X509_REQ *req=NULL;
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X509 *x=NULL,*xca=NULL;
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EVP_PKEY *Upkey=NULL,*CApkey=NULL;
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int i,num,badops=0;
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BIO *out=NULL;
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BIO *STDout=NULL;
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int informat,outformat,keyformat,CAformat,CAkeyformat;
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char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;
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char *CAkeyfile=NULL,*CAserial=NULL;
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int text=0,serial=0,hash=0,subject=0,issuer=0,startdate=0,enddate=0;
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int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0;
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int C=0;
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int x509req=0,days=DEF_DAYS,modulus=0;
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char **pp;
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X509_STORE *ctx=NULL;
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X509_REQ *rq=NULL;
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int fingerprint=0;
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char buf[256];
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EVP_MD *md_alg,*digest=EVP_md5();
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reqfile=0;
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apps_startup();
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if (bio_err == NULL)
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bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
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STDout=BIO_new_fp(stdout,BIO_NOCLOSE);
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informat=FORMAT_PEM;
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outformat=FORMAT_PEM;
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keyformat=FORMAT_PEM;
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CAformat=FORMAT_PEM;
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CAkeyformat=FORMAT_PEM;
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ctx=X509_STORE_new();
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if (ctx == NULL) goto end;
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X509_STORE_set_verify_cb_func(ctx,callb);
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argc--;
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argv++;
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num=0;
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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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else if (strcmp(*argv,"-keyform") == 0)
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{
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if (--argc < 1) goto bad;
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keyformat=str2fmt(*(++argv));
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}
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else if (strcmp(*argv,"-req") == 0)
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reqfile=1;
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else if (strcmp(*argv,"-CAform") == 0)
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{
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if (--argc < 1) goto bad;
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CAformat=str2fmt(*(++argv));
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}
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else if (strcmp(*argv,"-CAkeyform") == 0)
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{
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if (--argc < 1) goto bad;
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CAformat=str2fmt(*(++argv));
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}
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else if (strcmp(*argv,"-days") == 0)
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{
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if (--argc < 1) goto bad;
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days=atoi(*(++argv));
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if (days == 0)
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{
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BIO_printf(STDout,"bad number of days\n");
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goto bad;
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}
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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,"-signkey") == 0)
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{
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if (--argc < 1) goto bad;
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keyfile= *(++argv);
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sign_flag= ++num;
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}
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else if (strcmp(*argv,"-CA") == 0)
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{
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if (--argc < 1) goto bad;
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CAfile= *(++argv);
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CA_flag= ++num;
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}
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else if (strcmp(*argv,"-CAkey") == 0)
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{
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if (--argc < 1) goto bad;
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CAkeyfile= *(++argv);
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}
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else if (strcmp(*argv,"-CAserial") == 0)
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{
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if (--argc < 1) goto bad;
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CAserial= *(++argv);
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}
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else if (strcmp(*argv,"-C") == 0)
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C= ++num;
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else if (strcmp(*argv,"-serial") == 0)
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serial= ++num;
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else if (strcmp(*argv,"-modulus") == 0)
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modulus= ++num;
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else if (strcmp(*argv,"-x509toreq") == 0)
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x509req= ++num;
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else if (strcmp(*argv,"-text") == 0)
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text= ++num;
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else if (strcmp(*argv,"-hash") == 0)
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hash= ++num;
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else if (strcmp(*argv,"-subject") == 0)
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subject= ++num;
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else if (strcmp(*argv,"-issuer") == 0)
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issuer= ++num;
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else if (strcmp(*argv,"-fingerprint") == 0)
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fingerprint= ++num;
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else if (strcmp(*argv,"-dates") == 0)
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{
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startdate= ++num;
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enddate= ++num;
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}
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else if (strcmp(*argv,"-startdate") == 0)
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startdate= ++num;
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else if (strcmp(*argv,"-enddate") == 0)
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enddate= ++num;
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else if (strcmp(*argv,"-noout") == 0)
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noout= ++num;
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else if (strcmp(*argv,"-CAcreateserial") == 0)
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CA_createserial= ++num;
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else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
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{
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/* ok */
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digest=md_alg;
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}
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else
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{
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BIO_printf(bio_err,"unknown option %s\n",*argv);
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badops=1;
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break;
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}
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argc--;
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argv++;
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}
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if (badops)
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{
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bad:
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for (pp=x509_usage; (*pp != NULL); pp++)
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BIO_printf(bio_err,*pp);
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goto end;
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}
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ERR_load_crypto_strings();
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X509V3_add_standard_extensions();
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if (!X509_STORE_set_default_paths(ctx))
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{
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ERR_print_errors(bio_err);
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goto end;
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}
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if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))
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{ CAkeyfile=CAfile; }
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else if ((CA_flag) && (CAkeyfile == NULL))
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{
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BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n");
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goto end;
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}
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if (reqfile)
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{
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EVP_PKEY *pkey;
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X509_CINF *ci;
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BIO *in;
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if (!sign_flag && !CA_flag)
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{
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BIO_printf(bio_err,"We need a private key to sign with\n");
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goto end;
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}
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in=BIO_new(BIO_s_file());
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if (in == NULL)
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{
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ERR_print_errors(bio_err);
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goto end;
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}
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if (infile == NULL)
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BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);
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else
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{
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if (BIO_read_filename(in,infile) <= 0)
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{
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perror(infile);
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goto end;
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}
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}
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req=PEM_read_bio_X509_REQ(in,NULL,NULL);
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BIO_free(in);
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if (req == NULL) { perror(infile); goto end; }
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if ( (req->req_info == NULL) ||
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(req->req_info->pubkey == NULL) ||
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(req->req_info->pubkey->public_key == NULL) ||
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(req->req_info->pubkey->public_key->data == NULL))
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{
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BIO_printf(bio_err,"The certificate request appears to corrupted\n");
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BIO_printf(bio_err,"It does not contain a public key\n");
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goto end;
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}
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if ((pkey=X509_REQ_get_pubkey(req)) == NULL)
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{
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BIO_printf(bio_err,"error unpacking public key\n");
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goto end;
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}
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i=X509_REQ_verify(req,pkey);
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EVP_PKEY_free(pkey);
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if (i < 0)
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{
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BIO_printf(bio_err,"Signature verification error\n");
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ERR_print_errors(bio_err);
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goto end;
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}
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if (i == 0)
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{
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BIO_printf(bio_err,"Signature did not match the certificate request\n");
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goto end;
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}
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else
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BIO_printf(bio_err,"Signature ok\n");
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X509_NAME_oneline(req->req_info->subject,buf,256);
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BIO_printf(bio_err,"subject=%s\n",buf);
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if ((x=X509_new()) == NULL) goto end;
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ci=x->cert_info;
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if (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) goto end;
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if (!X509_set_issuer_name(x,req->req_info->subject)) goto end;
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if (!X509_set_subject_name(x,req->req_info->subject)) goto end;
|
|
|
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X509_gmtime_adj(X509_get_notBefore(x),0);
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X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);
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|
|
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#if 0
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X509_PUBKEY_free(ci->key);
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ci->key=req->req_info->pubkey;
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req->req_info->pubkey=NULL;
|
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#else
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pkey = X509_REQ_get_pubkey(req);
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X509_set_pubkey(x,pkey);
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EVP_PKEY_free(pkey);
|
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#endif
|
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}
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else
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x=load_cert(infile,informat);
|
|
|
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if (x == NULL) goto end;
|
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if (CA_flag)
|
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{
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xca=load_cert(CAfile,CAformat);
|
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if (xca == NULL) goto end;
|
|
}
|
|
|
|
if (!noout || text)
|
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{
|
|
OBJ_create("2.99999.3",
|
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"SET.ex3","SET x509v3 extension 3");
|
|
|
|
out=BIO_new(BIO_s_file());
|
|
if (out == NULL)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
if (outfile == NULL)
|
|
BIO_set_fp(out,stdout,BIO_NOCLOSE);
|
|
else
|
|
{
|
|
if (BIO_write_filename(out,outfile) <= 0)
|
|
{
|
|
perror(outfile);
|
|
goto end;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (num)
|
|
{
|
|
for (i=1; i<=num; i++)
|
|
{
|
|
if (issuer == i)
|
|
{
|
|
X509_NAME_oneline(X509_get_issuer_name(x),
|
|
buf,256);
|
|
BIO_printf(STDout,"issuer= %s\n",buf);
|
|
}
|
|
else if (subject == i)
|
|
{
|
|
X509_NAME_oneline(X509_get_subject_name(x),
|
|
buf,256);
|
|
BIO_printf(STDout,"subject=%s\n",buf);
|
|
}
|
|
else if (serial == i)
|
|
{
|
|
BIO_printf(STDout,"serial=");
|
|
i2a_ASN1_INTEGER(STDout,x->cert_info->serialNumber);
|
|
BIO_printf(STDout,"\n");
|
|
}
|
|
else if (hash == i)
|
|
{
|
|
BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x));
|
|
}
|
|
else
|
|
#ifndef NO_RSA
|
|
if (modulus == i)
|
|
{
|
|
EVP_PKEY *pkey;
|
|
|
|
pkey=X509_get_pubkey(x);
|
|
if (pkey == NULL)
|
|
{
|
|
BIO_printf(bio_err,"Modulus=unavailable\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
BIO_printf(STDout,"Modulus=");
|
|
if (pkey->type == EVP_PKEY_RSA)
|
|
BN_print(STDout,pkey->pkey.rsa->n);
|
|
else
|
|
BIO_printf(STDout,"Wrong Algorithm type");
|
|
BIO_printf(STDout,"\n");
|
|
EVP_PKEY_free(pkey);
|
|
}
|
|
else
|
|
#endif
|
|
if (C == i)
|
|
{
|
|
unsigned char *d;
|
|
char *m;
|
|
int y,z;
|
|
|
|
X509_NAME_oneline(X509_get_subject_name(x),
|
|
buf,256);
|
|
BIO_printf(STDout,"/* subject:%s */\n",buf);
|
|
m=X509_NAME_oneline(
|
|
X509_get_issuer_name(x),buf,256);
|
|
BIO_printf(STDout,"/* issuer :%s */\n",buf);
|
|
|
|
z=i2d_X509(x,NULL);
|
|
m=Malloc(z);
|
|
|
|
d=(unsigned char *)m;
|
|
z=i2d_X509_NAME(X509_get_subject_name(x),&d);
|
|
BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z);
|
|
d=(unsigned char *)m;
|
|
for (y=0; y<z; y++)
|
|
{
|
|
BIO_printf(STDout,"0x%02X,",d[y]);
|
|
if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n");
|
|
}
|
|
if (y%16 != 0) BIO_printf(STDout,"\n");
|
|
BIO_printf(STDout,"};\n");
|
|
|
|
z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);
|
|
BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z);
|
|
d=(unsigned char *)m;
|
|
for (y=0; y<z; y++)
|
|
{
|
|
BIO_printf(STDout,"0x%02X,",d[y]);
|
|
if ((y & 0x0f) == 0x0f)
|
|
BIO_printf(STDout,"\n");
|
|
}
|
|
if (y%16 != 0) BIO_printf(STDout,"\n");
|
|
BIO_printf(STDout,"};\n");
|
|
|
|
z=i2d_X509(x,&d);
|
|
BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z);
|
|
d=(unsigned char *)m;
|
|
for (y=0; y<z; y++)
|
|
{
|
|
BIO_printf(STDout,"0x%02X,",d[y]);
|
|
if ((y & 0x0f) == 0x0f)
|
|
BIO_printf(STDout,"\n");
|
|
}
|
|
if (y%16 != 0) BIO_printf(STDout,"\n");
|
|
BIO_printf(STDout,"};\n");
|
|
|
|
Free(m);
|
|
}
|
|
else if (text == i)
|
|
{
|
|
X509_print(out,x);
|
|
}
|
|
else if (startdate == i)
|
|
{
|
|
BIO_puts(STDout,"notBefore=");
|
|
ASN1_TIME_print(STDout,X509_get_notBefore(x));
|
|
BIO_puts(STDout,"\n");
|
|
}
|
|
else if (enddate == i)
|
|
{
|
|
BIO_puts(STDout,"notAfter=");
|
|
ASN1_TIME_print(STDout,X509_get_notAfter(x));
|
|
BIO_puts(STDout,"\n");
|
|
}
|
|
else if (fingerprint == i)
|
|
{
|
|
int j;
|
|
unsigned int n;
|
|
unsigned char md[EVP_MAX_MD_SIZE];
|
|
|
|
if (!X509_digest(x,EVP_md5(),md,&n))
|
|
{
|
|
BIO_printf(bio_err,"out of memory\n");
|
|
goto end;
|
|
}
|
|
BIO_printf(STDout,"MD5 Fingerprint=");
|
|
for (j=0; j<(int)n; j++)
|
|
{
|
|
BIO_printf(STDout,"%02X%c",md[j],
|
|
(j+1 == (int)n)
|
|
?'\n':':');
|
|
}
|
|
}
|
|
|
|
/* should be in the library */
|
|
else if ((sign_flag == i) && (x509req == 0))
|
|
{
|
|
BIO_printf(bio_err,"Getting Private key\n");
|
|
if (Upkey == NULL)
|
|
{
|
|
Upkey=load_key(keyfile,keyformat);
|
|
if (Upkey == NULL) goto end;
|
|
}
|
|
#ifndef NO_DSA
|
|
if (Upkey->type == EVP_PKEY_DSA)
|
|
digest=EVP_dss1();
|
|
#endif
|
|
|
|
if (!sign(x,Upkey,days,digest)) goto end;
|
|
}
|
|
else if (CA_flag == i)
|
|
{
|
|
BIO_printf(bio_err,"Getting CA Private Key\n");
|
|
if (CAkeyfile != NULL)
|
|
{
|
|
CApkey=load_key(CAkeyfile,CAkeyformat);
|
|
if (CApkey == NULL) goto end;
|
|
}
|
|
#ifndef NO_DSA
|
|
if (CApkey->type == EVP_PKEY_DSA)
|
|
digest=EVP_dss1();
|
|
#endif
|
|
|
|
if (!x509_certify(ctx,CAfile,digest,x,xca,
|
|
CApkey,
|
|
CAserial,CA_createserial,days))
|
|
goto end;
|
|
}
|
|
else if (x509req == i)
|
|
{
|
|
EVP_PKEY *pk;
|
|
|
|
BIO_printf(bio_err,"Getting request Private Key\n");
|
|
if (keyfile == NULL)
|
|
{
|
|
BIO_printf(bio_err,"no request key file specified\n");
|
|
goto end;
|
|
}
|
|
else
|
|
{
|
|
pk=load_key(keyfile,FORMAT_PEM);
|
|
if (pk == NULL) goto end;
|
|
}
|
|
|
|
BIO_printf(bio_err,"Generating certificate request\n");
|
|
|
|
rq=X509_to_X509_REQ(x,pk,EVP_md5());
|
|
EVP_PKEY_free(pk);
|
|
if (rq == NULL)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
if (!noout)
|
|
{
|
|
X509_REQ_print(out,rq);
|
|
PEM_write_bio_X509_REQ(out,rq);
|
|
}
|
|
noout=1;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (noout)
|
|
{
|
|
ret=0;
|
|
goto end;
|
|
}
|
|
|
|
if (outformat == FORMAT_ASN1)
|
|
i=i2d_X509_bio(out,x);
|
|
else if (outformat == FORMAT_PEM)
|
|
i=PEM_write_bio_X509(out,x);
|
|
else if (outformat == FORMAT_NETSCAPE)
|
|
{
|
|
ASN1_HEADER ah;
|
|
ASN1_OCTET_STRING os;
|
|
|
|
os.data=(unsigned char *)CERT_HDR;
|
|
os.length=strlen(CERT_HDR);
|
|
ah.header= &os;
|
|
ah.data=(char *)x;
|
|
ah.meth=X509_asn1_meth();
|
|
|
|
/* no macro for this one yet */
|
|
i=ASN1_i2d_bio(i2d_ASN1_HEADER,out,(unsigned char *)&ah);
|
|
}
|
|
else {
|
|
BIO_printf(bio_err,"bad output format specified for outfile\n");
|
|
goto end;
|
|
}
|
|
if (!i) {
|
|
BIO_printf(bio_err,"unable to write certificate\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
ret=0;
|
|
end:
|
|
OBJ_cleanup();
|
|
if (out != NULL) BIO_free(out);
|
|
if (STDout != NULL) BIO_free(STDout);
|
|
if (ctx != NULL) X509_STORE_free(ctx);
|
|
if (req != NULL) X509_REQ_free(req);
|
|
if (x != NULL) X509_free(x);
|
|
if (xca != NULL) X509_free(xca);
|
|
if (Upkey != NULL) EVP_PKEY_free(Upkey);
|
|
if (CApkey != NULL) EVP_PKEY_free(CApkey);
|
|
if (rq != NULL) X509_REQ_free(rq);
|
|
X509V3_EXT_cleanup();
|
|
EXIT(ret);
|
|
}
|
|
|
|
static int x509_certify(ctx,CAfile,digest,x,xca,pkey,serialfile,create,days)
|
|
X509_STORE *ctx;
|
|
char *CAfile;
|
|
EVP_MD *digest;
|
|
X509 *x;
|
|
X509 *xca;
|
|
EVP_PKEY *pkey;
|
|
char *serialfile;
|
|
int create;
|
|
int days;
|
|
{
|
|
int ret=0;
|
|
BIO *io=NULL;
|
|
MS_STATIC char buf2[1024];
|
|
char *buf=NULL,*p;
|
|
BIGNUM *serial=NULL;
|
|
ASN1_INTEGER *bs=NULL,bs2;
|
|
X509_STORE_CTX xsc;
|
|
EVP_PKEY *upkey;
|
|
|
|
upkey = X509_get_pubkey(xca);
|
|
EVP_PKEY_copy_parameters(upkey,pkey);
|
|
EVP_PKEY_free(upkey);
|
|
|
|
X509_STORE_CTX_init(&xsc,ctx,x,NULL);
|
|
buf=(char *)Malloc(EVP_PKEY_size(pkey)*2+
|
|
((serialfile == NULL)
|
|
?(strlen(CAfile)+strlen(POSTFIX)+1)
|
|
:(strlen(serialfile)))+1);
|
|
if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; }
|
|
if (serialfile == NULL)
|
|
{
|
|
strcpy(buf,CAfile);
|
|
for (p=buf; *p; p++)
|
|
if (*p == '.')
|
|
{
|
|
*p='\0';
|
|
break;
|
|
}
|
|
strcat(buf,POSTFIX);
|
|
}
|
|
else
|
|
strcpy(buf,serialfile);
|
|
serial=BN_new();
|
|
bs=ASN1_INTEGER_new();
|
|
if ((serial == NULL) || (bs == NULL))
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
io=BIO_new(BIO_s_file());
|
|
if (io == NULL)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if (BIO_read_filename(io,buf) <= 0)
|
|
{
|
|
if (!create)
|
|
{
|
|
perror(buf);
|
|
goto end;
|
|
}
|
|
else
|
|
{
|
|
ASN1_INTEGER_set(bs,0);
|
|
BN_zero(serial);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (!a2i_ASN1_INTEGER(io,bs,buf2,1024))
|
|
{
|
|
BIO_printf(bio_err,"unable to load serial number from %s\n",buf);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
else
|
|
{
|
|
serial=BN_bin2bn(bs->data,bs->length,serial);
|
|
if (serial == NULL)
|
|
{
|
|
BIO_printf(bio_err,"error converting bin 2 bn");
|
|
goto end;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!BN_add_word(serial,1))
|
|
{ BIO_printf(bio_err,"add_word failure\n"); goto end; }
|
|
bs2.data=(unsigned char *)buf2;
|
|
bs2.length=BN_bn2bin(serial,bs2.data);
|
|
|
|
if (BIO_write_filename(io,buf) <= 0)
|
|
{
|
|
BIO_printf(bio_err,"error attempting to write serial number file\n");
|
|
perror(buf);
|
|
goto end;
|
|
}
|
|
i2a_ASN1_INTEGER(io,&bs2);
|
|
BIO_puts(io,"\n");
|
|
BIO_free(io);
|
|
io=NULL;
|
|
|
|
if (!X509_STORE_add_cert(ctx,x)) goto end;
|
|
|
|
/* NOTE: this certificate can/should be self signed, unless it was
|
|
* a certificate request in which case it is not. */
|
|
X509_STORE_CTX_set_cert(&xsc,x);
|
|
if (!reqfile && !X509_verify_cert(&xsc))
|
|
goto end;
|
|
|
|
if (!X509_check_private_key(xca,pkey))
|
|
{
|
|
BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
|
|
goto end;
|
|
}
|
|
|
|
if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;
|
|
if (!X509_set_serialNumber(x,bs)) goto end;
|
|
|
|
if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)
|
|
goto end;
|
|
|
|
/* hardwired expired */
|
|
if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
|
|
goto end;
|
|
|
|
/* don't save DSA parameters in child if parent has them
|
|
* and the parents and the childs are the same. */
|
|
upkey=X509_get_pubkey(x);
|
|
if (!EVP_PKEY_missing_parameters(pkey) &&
|
|
(EVP_PKEY_cmp_parameters(pkey,upkey) == 0))
|
|
{
|
|
EVP_PKEY_save_parameters(upkey,0);
|
|
/* Force a re-write */
|
|
X509_set_pubkey(x,upkey);
|
|
}
|
|
EVP_PKEY_free(upkey);
|
|
|
|
if (!X509_sign(x,pkey,digest)) goto end;
|
|
ret=1;
|
|
end:
|
|
X509_STORE_CTX_cleanup(&xsc);
|
|
if (!ret)
|
|
ERR_print_errors(bio_err);
|
|
if (buf != NULL) Free(buf);
|
|
if (bs != NULL) ASN1_INTEGER_free(bs);
|
|
if (io != NULL) BIO_free(io);
|
|
if (serial != NULL) BN_free(serial);
|
|
return(ret);
|
|
}
|
|
|
|
static int MS_CALLBACK callb(ok, ctx)
|
|
int ok;
|
|
X509_STORE_CTX *ctx;
|
|
{
|
|
char buf[256];
|
|
int err;
|
|
X509 *err_cert;
|
|
|
|
/* it is ok to use a self signed certificate
|
|
* This case will catch both the initial ok == 0 and the
|
|
* final ok == 1 calls to this function */
|
|
err=X509_STORE_CTX_get_error(ctx);
|
|
if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
|
|
return(1);
|
|
|
|
/* BAD we should have gotten an error. Normally if everything
|
|
* worked X509_STORE_CTX_get_error(ctx) will still be set to
|
|
* DEPTH_ZERO_SELF_.... */
|
|
if (ok)
|
|
{
|
|
BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n");
|
|
return(0);
|
|
}
|
|
else
|
|
{
|
|
err_cert=X509_STORE_CTX_get_current_cert(ctx);
|
|
X509_NAME_oneline(X509_get_subject_name(err_cert),buf,256);
|
|
BIO_printf(bio_err,"%s\n",buf);
|
|
BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n",
|
|
err,X509_STORE_CTX_get_error_depth(ctx),
|
|
X509_verify_cert_error_string(err));
|
|
return(1);
|
|
}
|
|
}
|
|
|
|
static EVP_PKEY *load_key(file, format)
|
|
char *file;
|
|
int format;
|
|
{
|
|
BIO *key=NULL;
|
|
EVP_PKEY *pkey=NULL;
|
|
|
|
if (file == NULL)
|
|
{
|
|
BIO_printf(bio_err,"no keyfile specified\n");
|
|
goto end;
|
|
}
|
|
key=BIO_new(BIO_s_file());
|
|
if (key == NULL)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
if (BIO_read_filename(key,file) <= 0)
|
|
{
|
|
perror(file);
|
|
goto end;
|
|
}
|
|
#ifndef NO_RSA
|
|
if (format == FORMAT_ASN1)
|
|
{
|
|
RSA *rsa;
|
|
|
|
rsa=d2i_RSAPrivateKey_bio(key,NULL);
|
|
if (rsa != NULL)
|
|
{
|
|
if ((pkey=EVP_PKEY_new()) != NULL)
|
|
EVP_PKEY_assign_RSA(pkey,rsa);
|
|
else
|
|
RSA_free(rsa);
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
if (format == FORMAT_PEM)
|
|
{
|
|
pkey=PEM_read_bio_PrivateKey(key,NULL,NULL);
|
|
}
|
|
else
|
|
{
|
|
BIO_printf(bio_err,"bad input format specified for key\n");
|
|
goto end;
|
|
}
|
|
end:
|
|
if (key != NULL) BIO_free(key);
|
|
if (pkey == NULL)
|
|
BIO_printf(bio_err,"unable to load Private Key\n");
|
|
return(pkey);
|
|
}
|
|
|
|
static X509 *load_cert(file, format)
|
|
char *file;
|
|
int format;
|
|
{
|
|
ASN1_HEADER *ah=NULL;
|
|
BUF_MEM *buf=NULL;
|
|
X509 *x=NULL;
|
|
BIO *cert;
|
|
|
|
if ((cert=BIO_new(BIO_s_file())) == NULL)
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if (file == NULL)
|
|
BIO_set_fp(cert,stdin,BIO_NOCLOSE);
|
|
else
|
|
{
|
|
if (BIO_read_filename(cert,file) <= 0)
|
|
{
|
|
perror(file);
|
|
goto end;
|
|
}
|
|
}
|
|
if (format == FORMAT_ASN1)
|
|
x=d2i_X509_bio(cert,NULL);
|
|
else if (format == FORMAT_NETSCAPE)
|
|
{
|
|
unsigned char *p,*op;
|
|
int size=0,i;
|
|
|
|
/* We sort of have to do it this way because it is sort of nice
|
|
* to read the header first and check it, then
|
|
* try to read the certificate */
|
|
buf=BUF_MEM_new();
|
|
for (;;)
|
|
{
|
|
if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
|
|
goto end;
|
|
i=BIO_read(cert,&(buf->data[size]),1024*10);
|
|
size+=i;
|
|
if (i == 0) break;
|
|
if (i < 0)
|
|
{
|
|
perror("reading certificate");
|
|
goto end;
|
|
}
|
|
}
|
|
p=(unsigned char *)buf->data;
|
|
op=p;
|
|
|
|
/* First load the header */
|
|
if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL)
|
|
goto end;
|
|
if ((ah->header == NULL) || (ah->header->data == NULL) ||
|
|
(strncmp(CERT_HDR,(char *)ah->header->data,
|
|
ah->header->length) != 0))
|
|
{
|
|
BIO_printf(bio_err,"Error reading header on certificate\n");
|
|
goto end;
|
|
}
|
|
/* header is ok, so now read the object */
|
|
p=op;
|
|
ah->meth=X509_asn1_meth();
|
|
if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL)
|
|
goto end;
|
|
x=(X509 *)ah->data;
|
|
ah->data=NULL;
|
|
}
|
|
else if (format == FORMAT_PEM)
|
|
x=PEM_read_bio_X509(cert,NULL,NULL);
|
|
else {
|
|
BIO_printf(bio_err,"bad input format specified for input cert\n");
|
|
goto end;
|
|
}
|
|
end:
|
|
if (x == NULL)
|
|
{
|
|
BIO_printf(bio_err,"unable to load certificate\n");
|
|
ERR_print_errors(bio_err);
|
|
}
|
|
if (ah != NULL) ASN1_HEADER_free(ah);
|
|
if (cert != NULL) BIO_free(cert);
|
|
if (buf != NULL) BUF_MEM_free(buf);
|
|
return(x);
|
|
}
|
|
|
|
/* self sign */
|
|
static int sign(x, pkey, days, digest)
|
|
X509 *x;
|
|
EVP_PKEY *pkey;
|
|
int days;
|
|
EVP_MD *digest;
|
|
{
|
|
|
|
EVP_PKEY *pktmp;
|
|
|
|
pktmp = X509_get_pubkey(x);
|
|
EVP_PKEY_copy_parameters(pktmp,pkey);
|
|
EVP_PKEY_save_parameters(pktmp,1);
|
|
EVP_PKEY_free(pktmp);
|
|
|
|
if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err;
|
|
if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err;
|
|
|
|
/* Lets just make it 12:00am GMT, Jan 1 1970 */
|
|
/* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */
|
|
/* 28 days to be certified */
|
|
|
|
if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)
|
|
goto err;
|
|
|
|
if (!X509_set_pubkey(x,pkey)) goto err;
|
|
if (!X509_sign(x,pkey,digest)) goto err;
|
|
return(1);
|
|
err:
|
|
ERR_print_errors(bio_err);
|
|
return(0);
|
|
}
|