add: execute openssl fetcher to fetch openssl 1.0.1j

[cassiopeia.git] / lib / openssl / demos / selfsign.c

diff --git a/lib/openssl/demos/selfsign.c b/lib/openssl/demos/selfsign.c
new file mode 100644 (file)
index 0000000..68904c6
--- /dev/null
+++ b/lib/openssl/demos/selfsign.c
@@ -0,0 +1,180 @@
+/* NOCW */
+/* cc -o ssdemo -I../include selfsign.c ../libcrypto.a */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <openssl/pem.h>
+#include <openssl/conf.h>
+#include <openssl/x509v3.h>
+
+int mkit(X509 **x509p, EVP_PKEY **pkeyp, int bits, int serial, int days);
+
+int main()
+       {
+       BIO *bio_err;
+       X509 *x509=NULL;
+       EVP_PKEY *pkey=NULL;
+
+       CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
+
+       bio_err=BIO_new_fp(stderr, BIO_NOCLOSE);
+
+       mkit(&x509,&pkey,512,0,365);
+
+       RSA_print_fp(stdout,pkey->pkey.rsa,0);
+       X509_print_fp(stdout,x509);
+
+       PEM_write_PrivateKey(stdout,pkey,NULL,NULL,0,NULL, NULL);
+       PEM_write_X509(stdout,x509);
+
+       X509_free(x509);
+       EVP_PKEY_free(pkey);
+
+#ifdef CUSTOM_EXT
+       /* Only needed if we add objects or custom extensions */
+       X509V3_EXT_cleanup();
+       OBJ_cleanup();
+#endif
+
+       CRYPTO_mem_leaks(bio_err);
+       BIO_free(bio_err);
+       return(0);
+       }
+
+#ifdef WIN16
+#  define MS_CALLBACK   _far _loadds
+#  define MS_FAR        _far
+#else
+#  define MS_CALLBACK
+#  define MS_FAR
+#endif
+
+static void MS_CALLBACK callback(p, n, arg)
+int p;
+int n;
+void *arg;
+       {
+       char c='B';
+
+       if (p == 0) c='.';
+       if (p == 1) c='+';
+       if (p == 2) c='*';
+       if (p == 3) c='\n';
+       fputc(c,stderr);
+       }
+
+int mkit(x509p,pkeyp,bits,serial,days)
+X509 **x509p;
+EVP_PKEY **pkeyp;
+int bits;
+int serial;
+int days;
+       {
+       X509 *x;
+       EVP_PKEY *pk;
+       RSA *rsa;
+       X509_NAME *name=NULL;
+       X509_NAME_ENTRY *ne=NULL;
+       X509_EXTENSION *ex=NULL;
+
+       
+       if ((pkeyp == NULL) || (*pkeyp == NULL))
+               {
+               if ((pk=EVP_PKEY_new()) == NULL)
+                       {
+                       abort(); 
+                       return(0);
+                       }
+               }
+       else
+               pk= *pkeyp;
+
+       if ((x509p == NULL) || (*x509p == NULL))
+               {
+               if ((x=X509_new()) == NULL)
+                       goto err;
+               }
+       else
+               x= *x509p;
+
+       rsa=RSA_generate_key(bits,RSA_F4,callback,NULL);
+       if (!EVP_PKEY_assign_RSA(pk,rsa))
+               {
+               abort();
+               goto err;
+               }
+       rsa=NULL;
+
+       X509_set_version(x,3);
+       ASN1_INTEGER_set(X509_get_serialNumber(x),serial);
+       X509_gmtime_adj(X509_get_notBefore(x),0);
+       X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);
+       X509_set_pubkey(x,pk);
+
+       name=X509_get_subject_name(x);
+
+       /* This function creates and adds the entry, working out the
+        * correct string type and performing checks on its length.
+        * Normally we'd check the return value for errors...
+        */
+       X509_NAME_add_entry_by_txt(name,"C",
+                               MBSTRING_ASC, "UK", -1, -1, 0);
+       X509_NAME_add_entry_by_txt(name,"CN",
+                               MBSTRING_ASC, "OpenSSL Group", -1, -1, 0);
+
+       X509_set_issuer_name(x,name);
+
+       /* Add extension using V3 code: we can set the config file as NULL
+        * because we wont reference any other sections. We can also set
+         * the context to NULL because none of these extensions below will need
+        * to access it.
+        */
+
+       ex = X509V3_EXT_conf_nid(NULL, NULL, NID_netscape_cert_type, "server");
+       X509_add_ext(x,ex,-1);
+       X509_EXTENSION_free(ex);
+
+       ex = X509V3_EXT_conf_nid(NULL, NULL, NID_netscape_comment,
+                                               "example comment extension");
+       X509_add_ext(x,ex,-1);
+       X509_EXTENSION_free(ex);
+
+       ex = X509V3_EXT_conf_nid(NULL, NULL, NID_netscape_ssl_server_name,
+                                                       "www.openssl.org");
+
+       X509_add_ext(x,ex,-1);
+       X509_EXTENSION_free(ex);
+
+#if 0
+       /* might want something like this too.... */
+       ex = X509V3_EXT_conf_nid(NULL, NULL, NID_basic_constraints,
+                                                       "critical,CA:TRUE");
+
+
+       X509_add_ext(x,ex,-1);
+       X509_EXTENSION_free(ex);
+#endif
+
+#ifdef CUSTOM_EXT
+       /* Maybe even add our own extension based on existing */
+       {
+               int nid;
+               nid = OBJ_create("1.2.3.4", "MyAlias", "My Test Alias Extension");
+               X509V3_EXT_add_alias(nid, NID_netscape_comment);
+               ex = X509V3_EXT_conf_nid(NULL, NULL, nid,
+                                               "example comment alias");
+               X509_add_ext(x,ex,-1);
+               X509_EXTENSION_free(ex);
+       }
+#endif
+       
+       if (!X509_sign(x,pk,EVP_md5()))
+               goto err;
+
+       *x509p=x;
+       *pkeyp=pk;
+       return(1);
+err:
+       return(0);
+       }