text: /*
   * Copyright (c) Members of the EGEE Collaboration. 2004-2010.
   * See http://www.eu-egee.org/partners/ for details on the copyright holders.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  #include "voms_apic.h"
  #include <stdio.h>
  #include <openssl/bio.h>
  #include <openssl/x509.h>
  #include <openssl/x509v3.h>
  #include <openssl/pem.h>
  #include <openssl/stack.h>
  
  int main(int argc, char *argv[]) 
  {
    struct vomsdata *vd = VOMS_Init(NULL, NULL);
    int error = 0;
    BIO *in = NULL;
    char *of = argv[1];
    X509 *x = NULL;
    int nid = -1;
    int index = -1;
    X509_EXTENSION *ext = NULL;
  
    if (vd) {
      in = BIO_new(BIO_s_file());
      if (in) {
        if (BIO_read_filename(in, of) > 0) {
          x = PEM_read_bio_X509(in, NULL, 0, NULL);
          if(!x) {
            printf("cannot read proxy:%s\n",of);
            exit(1);
          }
  
          nid = OBJ_txt2nid("acseq");
          index = X509_get_ext_by_NID(x, nid, -1);
  
          if (index >= 0) {
            ext = X509_get_ext(x, index);
      
            if (ext) {
              if (VOMS_RetrieveEXT(ext,  vd, &error)) {
                struct voms *voms = VOMS_DefaultData(vd, &error);
                
                if (voms) {
                  char **fqans = voms->fqan;
                  
                  while (*fqans) {
                    printf("fqan: %s\n", *fqans++);
                  }
  
                  exit(0);
                }
                else {
                  printf("no voms data found.");
                  exit(1);
                }
              }
              else {
                printf("Error1 is: %s\n", VOMS_ErrorMessage(vd, error, NULL, 0));
                exit(1);
              }
            }
          }
          else
            printf("No extension found");
        }
      }
    }
    exit(1);
  }
  