/* NOCW */ /* cc -o ssdemo -I../include selfsign.c ../libcrypto.a */ #include #include #include #include #include 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); } >21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212