diff options
Diffstat (limited to 'crypto/openssl/apps/x509.c')
| -rw-r--r-- | crypto/openssl/apps/x509.c | 1086 |
1 files changed, 1086 insertions, 0 deletions
diff --git a/crypto/openssl/apps/x509.c b/crypto/openssl/apps/x509.c new file mode 100644 index 0000000..2e2d18b --- /dev/null +++ b/crypto/openssl/apps/x509.c @@ -0,0 +1,1086 @@ +/* apps/x509.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#ifdef NO_STDIO +#define APPS_WIN16 +#endif +#include "apps.h" +#include <openssl/bio.h> +#include <openssl/asn1.h> +#include <openssl/err.h> +#include <openssl/bn.h> +#include <openssl/evp.h> +#include <openssl/x509.h> +#include <openssl/x509v3.h> +#include <openssl/objects.h> +#include <openssl/pem.h> + +#undef PROG +#define PROG x509_main + +#undef POSTFIX +#define POSTFIX ".srl" +#define DEF_DAYS 30 + +#define CERT_HDR "certificate" + +static char *x509_usage[]={ +"usage: x509 args\n", +" -inform arg - input format - default PEM (one of DER, NET or PEM)\n", +" -outform arg - output format - default PEM (one of DER, NET or PEM)\n", +" -keyform arg - private key format - default PEM\n", +" -CAform arg - CA format - default PEM\n", +" -CAkeyform arg - CA key format - default PEM\n", +" -in arg - input file - default stdin\n", +" -out arg - output file - default stdout\n", +" -serial - print serial number value\n", +" -hash - print hash value\n", +" -subject - print subject DN\n", +" -issuer - print issuer DN\n", +" -startdate - notBefore field\n", +" -enddate - notAfter field\n", +" -dates - both Before and After dates\n", +" -modulus - print the RSA key modulus\n", +" -fingerprint - print the certificate fingerprint\n", +" -noout - no certificate output\n", + +" -days arg - How long till expiry of a signed certificate - def 30 days\n", +" -signkey arg - self sign cert with arg\n", +" -x509toreq - output a certification request object\n", +" -req - input is a certificate request, sign and output.\n", +" -CA arg - set the CA certificate, must be PEM format.\n", +" -CAkey arg - set the CA key, must be PEM format\n", +" missing, it is asssumed to be in the CA file.\n", +" -CAcreateserial - create serial number file if it does not exist\n", +" -CAserial - serial file\n", +" -text - print the certificate in text form\n", +" -C - print out C code forms\n", +" -md2/-md5/-sha1/-mdc2 - digest to do an RSA sign with\n", +" -extfile - configuration file with X509V3 extensions to add\n", +NULL +}; + +static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx); +static EVP_PKEY *load_key(char *file, int format); +static X509 *load_cert(char *file, int format); +static int sign (X509 *x, EVP_PKEY *pkey,int days,const EVP_MD *digest, + LHASH *conf, char *section); +static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest, + X509 *x,X509 *xca,EVP_PKEY *pkey,char *serial, + int create,int days, LHASH *conf, char *section); +static int reqfile=0; + +int MAIN(int argc, char **argv) + { + int ret=1; + X509_REQ *req=NULL; + X509 *x=NULL,*xca=NULL; + EVP_PKEY *Upkey=NULL,*CApkey=NULL; + int i,num,badops=0; + BIO *out=NULL; + BIO *STDout=NULL; + int informat,outformat,keyformat,CAformat,CAkeyformat; + char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL; + char *CAkeyfile=NULL,*CAserial=NULL; + int text=0,serial=0,hash=0,subject=0,issuer=0,startdate=0,enddate=0; + int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0; + int C=0; + int x509req=0,days=DEF_DAYS,modulus=0; + char **pp; + X509_STORE *ctx=NULL; + X509_REQ *rq=NULL; + int fingerprint=0; + char buf[256]; + const EVP_MD *md_alg,*digest=EVP_md5(); + LHASH *extconf = NULL; + char *extsect = NULL, *extfile = NULL; + + reqfile=0; + + apps_startup(); + + if (bio_err == NULL) + bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); + STDout=BIO_new_fp(stdout,BIO_NOCLOSE); + + informat=FORMAT_PEM; + outformat=FORMAT_PEM; + keyformat=FORMAT_PEM; + CAformat=FORMAT_PEM; + CAkeyformat=FORMAT_PEM; + + ctx=X509_STORE_new(); + if (ctx == NULL) goto end; + X509_STORE_set_verify_cb_func(ctx,callb); + + argc--; + argv++; + num=0; + while (argc >= 1) + { + if (strcmp(*argv,"-inform") == 0) + { + if (--argc < 1) goto bad; + informat=str2fmt(*(++argv)); + } + else if (strcmp(*argv,"-outform") == 0) + { + if (--argc < 1) goto bad; + outformat=str2fmt(*(++argv)); + } + else if (strcmp(*argv,"-keyform") == 0) + { + if (--argc < 1) goto bad; + keyformat=str2fmt(*(++argv)); + } + else if (strcmp(*argv,"-req") == 0) + reqfile=1; + else if (strcmp(*argv,"-CAform") == 0) + { + if (--argc < 1) goto bad; + CAformat=str2fmt(*(++argv)); + } + else if (strcmp(*argv,"-CAkeyform") == 0) + { + if (--argc < 1) goto bad; + CAformat=str2fmt(*(++argv)); + } + else if (strcmp(*argv,"-days") == 0) + { + if (--argc < 1) goto bad; + days=atoi(*(++argv)); + if (days == 0) + { + BIO_printf(STDout,"bad number of days\n"); + goto bad; + } + } + else if (strcmp(*argv,"-extfile") == 0) + { + if (--argc < 1) goto bad; + extfile= *(++argv); + } + else if (strcmp(*argv,"-in") == 0) + { + if (--argc < 1) goto bad; + infile= *(++argv); + } + else if (strcmp(*argv,"-out") == 0) + { + if (--argc < 1) goto bad; + outfile= *(++argv); + } + else if (strcmp(*argv,"-signkey") == 0) + { + if (--argc < 1) goto bad; + keyfile= *(++argv); + sign_flag= ++num; + } + else if (strcmp(*argv,"-CA") == 0) + { + if (--argc < 1) goto bad; + CAfile= *(++argv); + CA_flag= ++num; + } + else if (strcmp(*argv,"-CAkey") == 0) + { + if (--argc < 1) goto bad; + CAkeyfile= *(++argv); + } + else if (strcmp(*argv,"-CAserial") == 0) + { + if (--argc < 1) goto bad; + CAserial= *(++argv); + } + else if (strcmp(*argv,"-C") == 0) + C= ++num; + else if (strcmp(*argv,"-serial") == 0) + serial= ++num; + else if (strcmp(*argv,"-modulus") == 0) + modulus= ++num; + else if (strcmp(*argv,"-x509toreq") == 0) + x509req= ++num; + else if (strcmp(*argv,"-text") == 0) + text= ++num; + else if (strcmp(*argv,"-hash") == 0) + hash= ++num; + else if (strcmp(*argv,"-subject") == 0) + subject= ++num; + else if (strcmp(*argv,"-issuer") == 0) + issuer= ++num; + else if (strcmp(*argv,"-fingerprint") == 0) + fingerprint= ++num; + else if (strcmp(*argv,"-dates") == 0) + { + startdate= ++num; + enddate= ++num; + } + else if (strcmp(*argv,"-startdate") == 0) + startdate= ++num; + else if (strcmp(*argv,"-enddate") == 0) + enddate= ++num; + else if (strcmp(*argv,"-noout") == 0) + noout= ++num; + else if (strcmp(*argv,"-CAcreateserial") == 0) + CA_createserial= ++num; + 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: + for (pp=x509_usage; (*pp != NULL); pp++) + BIO_printf(bio_err,*pp); + goto end; + } + + ERR_load_crypto_strings(); + X509V3_add_standard_extensions(); + + if (!X509_STORE_set_default_paths(ctx)) + { + ERR_print_errors(bio_err); + goto end; + } + + if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) + { CAkeyfile=CAfile; } + else if ((CA_flag) && (CAkeyfile == NULL)) + { + BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n"); + goto end; + } + + if (extfile) { + long errorline; + X509V3_CTX ctx2; + if (!(extconf=CONF_load(NULL,extfile,&errorline))) { + if (errorline <= 0) + BIO_printf(bio_err, + "error loading the config file '%s'\n", + extfile); + else + BIO_printf(bio_err, + "error on line %ld of config file '%s'\n" + ,errorline,extfile); + goto end; + } + if(!(extsect = CONF_get_string(extconf, "default", + "extensions"))) extsect = "default"; + X509V3_set_ctx_test(&ctx2); + X509V3_set_conf_lhash(&ctx2, extconf); + if(!X509V3_EXT_add_conf(extconf, &ctx2, extsect, NULL)) { + BIO_printf(bio_err, + "Error Loading extension section %s\n", + extsect); + ERR_print_errors(bio_err); + goto end; + } + } + + + if (reqfile) + { + EVP_PKEY *pkey; + X509_CINF *ci; + BIO *in; + + if (!sign_flag && !CA_flag) + { + BIO_printf(bio_err,"We need a private key to sign with\n"); + goto end; + } + in=BIO_new(BIO_s_file()); + if (in == NULL) + { + ERR_print_errors(bio_err); + goto end; + } + + if (infile == NULL) + BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT); + else + { + if (BIO_read_filename(in,infile) <= 0) + { + perror(infile); + goto end; + } + } + req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL); + BIO_free(in); + + if (req == NULL) { perror(infile); goto end; } + + if ( (req->req_info == NULL) || + (req->req_info->pubkey == NULL) || + (req->req_info->pubkey->public_key == NULL) || + (req->req_info->pubkey->public_key->data == NULL)) + { + BIO_printf(bio_err,"The certificate request appears to corrupted\n"); + BIO_printf(bio_err,"It does not contain a public key\n"); + goto end; + } + if ((pkey=X509_REQ_get_pubkey(req)) == NULL) + { + BIO_printf(bio_err,"error unpacking public key\n"); + goto end; + } + i=X509_REQ_verify(req,pkey); + EVP_PKEY_free(pkey); + if (i < 0) + { + BIO_printf(bio_err,"Signature verification error\n"); + ERR_print_errors(bio_err); + goto end; + } + if (i == 0) + { + BIO_printf(bio_err,"Signature did not match the certificate request\n"); + goto end; + } + else + BIO_printf(bio_err,"Signature ok\n"); + + X509_NAME_oneline(req->req_info->subject,buf,256); + BIO_printf(bio_err,"subject=%s\n",buf); + + if ((x=X509_new()) == NULL) goto end; + ci=x->cert_info; + + if (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) goto end; + if (!X509_set_issuer_name(x,req->req_info->subject)) goto end; + if (!X509_set_subject_name(x,req->req_info->subject)) goto end; + + X509_gmtime_adj(X509_get_notBefore(x),0); + X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days); + +#if 0 + X509_PUBKEY_free(ci->key); + ci->key=req->req_info->pubkey; + req->req_info->pubkey=NULL; +#else + pkey = X509_REQ_get_pubkey(req); + X509_set_pubkey(x,pkey); + EVP_PKEY_free(pkey); +#endif + } + else + x=load_cert(infile,informat); + + if (x == NULL) goto end; + if (CA_flag) + { + xca=load_cert(CAfile,CAformat); + if (xca == NULL) goto end; + } + + if (!noout || text) + { + OBJ_create("2.99999.3", + "SET.ex3","SET x509v3 extension 3"); + + out=BIO_new(BIO_s_file()); + if (out == NULL) + { + ERR_print_errors(bio_err); + goto end; + } + if (outfile == NULL) + BIO_set_fp(out,stdout,BIO_NOCLOSE); + 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 + if (modulus == i) + { + EVP_PKEY *pkey; + + pkey=X509_get_pubkey(x); + if (pkey == NULL) + { + BIO_printf(bio_err,"Modulus=unavailable\n"); + ERR_print_errors(bio_err); + goto end; + } + BIO_printf(STDout,"Modulus="); +#ifndef NO_RSA + if (pkey->type == EVP_PKEY_RSA) + BN_print(STDout,pkey->pkey.rsa->n); + else +#endif +#ifndef NO_DSA + if (pkey->type == EVP_PKEY_DSA) + BN_print(STDout,pkey->pkey.dsa->pub_key); + else +#endif + BIO_printf(STDout,"Wrong Algorithm type"); + BIO_printf(STDout,"\n"); + EVP_PKEY_free(pkey); + } + else + if (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, + extconf, extsect)) 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, + extconf, extsect)) + 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(); + CONF_free(extconf); + BIO_free(out); + BIO_free(STDout); + X509_STORE_free(ctx); + X509_REQ_free(req); + X509_free(x); + X509_free(xca); + EVP_PKEY_free(Upkey); + EVP_PKEY_free(CApkey); + X509_REQ_free(rq); + X509V3_EXT_cleanup(); + EXIT(ret); + } + +static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, + X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create, + int days, LHASH *conf, char *section) + { + 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; + + if(conf) { + X509V3_CTX ctx2; + X509_set_version(x,2); /* version 3 certificate */ + X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0); + X509V3_set_conf_lhash(&ctx2, conf); + if(!X509V3_EXT_add_conf(conf, &ctx2, section, x)) goto end; + } + + if (!X509_sign(x,pkey,digest)) goto end; + ret=1; +end: + X509_STORE_CTX_cleanup(&xsc); + if (!ret) + ERR_print_errors(bio_err); + if (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(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(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,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(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,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(X509 *x, EVP_PKEY *pkey, int days, const EVP_MD *digest, + LHASH *conf, char *section) + { + + EVP_PKEY *pktmp; + + pktmp = X509_get_pubkey(x); + EVP_PKEY_copy_parameters(pktmp,pkey); + EVP_PKEY_save_parameters(pktmp,1); + EVP_PKEY_free(pktmp); + + if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err; + if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err; + + /* Lets just make it 12:00am GMT, Jan 1 1970 */ + /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */ + /* 28 days to be certified */ + + if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL) + goto err; + + if (!X509_set_pubkey(x,pkey)) goto err; + if(conf) { + X509V3_CTX ctx; + X509_set_version(x,2); /* version 3 certificate */ + X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0); + X509V3_set_conf_lhash(&ctx, conf); + if(!X509V3_EXT_add_conf(conf, &ctx, section, x)) goto err; + } + if (!X509_sign(x,pkey,digest)) goto err; + return(1); +err: + ERR_print_errors(bio_err); + return(0); + } |
