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169 lines
3.2 KiB
C
169 lines
3.2 KiB
C
/* NOCW */
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/* cc -o ssdemo -I../include selfsign.c ../libcrypto.a */
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#include <stdio.h>
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#include <stdlib.h>
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#include <openssl/pem.h>
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#include <openssl/conf.h>
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#include <openssl/x509v3.h>
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int mkit(X509 **x509p, EVP_PKEY **pkeyp, int bits, int serial, int days);
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int main()
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{
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BIO *bio_err;
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X509 *x509=NULL;
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EVP_PKEY *pkey=NULL;
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CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
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X509V3_add_standard_extensions();
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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);
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mkit(&x509,&pkey,512,0,365);
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RSA_print_fp(stdout,pkey->pkey.rsa,0);
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X509_print_fp(stdout,x509);
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PEM_write_RSAPrivateKey(stdout,pkey->pkey.rsa,NULL,NULL,0,NULL);
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PEM_write_X509(stdout,x509);
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X509_free(x509);
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EVP_PKEY_free(pkey);
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BIO_free(bio_err);
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X509V3_EXT_cleanup();
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CRYPTO_mem_leaks(bio_err);
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return(0);
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}
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#ifdef WIN16
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# define MS_CALLBACK _far _loadds
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# define MS_FAR _far
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#else
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# define MS_CALLBACK
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# define MS_FAR
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#endif
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static void MS_CALLBACK callback(p, n, arg)
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int p;
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int n;
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void *arg;
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{
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char c='B';
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if (p == 0) c='.';
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if (p == 1) c='+';
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if (p == 2) c='*';
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if (p == 3) c='\n';
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fputc(c,stderr);
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}
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int mkit(x509p,pkeyp,bits,serial,days)
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X509 **x509p;
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EVP_PKEY **pkeyp;
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int bits;
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int serial;
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int days;
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{
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X509 *x;
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EVP_PKEY *pk;
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RSA *rsa;
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X509_NAME *name=NULL;
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X509_NAME_ENTRY *ne=NULL;
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X509_EXTENSION *ex=NULL;
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if ((pkeyp == NULL) || (*pkeyp == NULL))
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{
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if ((pk=EVP_PKEY_new()) == NULL)
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{
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abort();
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return(0);
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}
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}
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else
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pk= *pkeyp;
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if ((x509p == NULL) || (*x509p == NULL))
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{
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if ((x=X509_new()) == NULL)
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goto err;
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}
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else
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x= *x509p;
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rsa=RSA_generate_key(bits,RSA_F4,callback,NULL);
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if (!EVP_PKEY_assign_RSA(pk,rsa))
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{
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abort();
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goto err;
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}
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rsa=NULL;
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X509_set_version(x,3);
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ASN1_INTEGER_set(X509_get_serialNumber(x),serial);
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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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X509_set_pubkey(x,pk);
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name=X509_NAME_new();
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ne=X509_NAME_ENTRY_create_by_NID(NULL,NID_countryName,
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V_ASN1_APP_CHOOSE,"AU",-1);
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X509_NAME_add_entry(name,ne,0,0);
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X509_NAME_ENTRY_create_by_NID(&ne,NID_commonName,
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V_ASN1_APP_CHOOSE,"Eric Young",-1);
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X509_NAME_add_entry(name,ne,1,0);
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/* finished with structure */
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X509_NAME_ENTRY_free(ne);
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X509_set_subject_name(x,name);
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X509_set_issuer_name(x,name);
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/* finished with structure */
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X509_NAME_free(name);
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/* Add extension using V3 code: we can set the config file as NULL
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* because we wont reference any other sections. We can also set
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* the context to NULL because none of these extensions below will need
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* to access it.
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*/
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ex = X509V3_EXT_conf_nid(NULL, NULL, NID_netscape_cert_type, "server");
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X509_add_ext(x,ex,-1);
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ex = X509V3_EXT_conf_nid(NULL, NULL, NID_netscape_comment,
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"example comment extension");
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X509_add_ext(x,ex,-1);
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ex = X509V3_EXT_conf_nid(NULL, NULL, NID_netscape_ssl_server_name,
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"www.openssl.org");
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X509_add_ext(x,ex,-1);
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#if 0
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/* might want something like this too.... */
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ex = X509V3_EXT_conf_nid(NULL, NULL, NID_basic_constraints,
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"critical,CA:TRUE");
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X509_add_ext(x,ex,-1);
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#endif
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if (!X509_sign(x,pk,EVP_md5()))
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goto err;
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*x509p=x;
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*pkeyp=pk;
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return(1);
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err:
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return(0);
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}
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