#include <stdlib.h>
#include <stdio.h>
#include </usr/include/ldap.h>
#include </usr/include/lber.h>

#define TOKEN_RESYNC_EXOP_REQUEST_OID "2.16.840.1.113730.3.6.9"
#define TOKEN_RESYNC_TAG_TOKEN_DN     0x80U
#define TOKEN_RESYNC_TAG_FIRST_FACTOR 0x81U

int
main( int argc, char **argv)
{
        struct berval *req_data = NULL, *result_data = NULL;
        BerElement *ber;
        char *userDN = "uid=mark";
        char *tokenDN = "cn=token";
        char *host = "localhost.localdomain";
        char *oidresult = NULL;
        int port = 389;
        int first = 1;
        int second = 2;
        int msgid = 0;
        int version = LDAP_VERSION3;
        int result = 0;
        int rc = 0;
        LDAP *ld;

        ber = der_alloc();
        /* in this example, we are jsut sending the token, and not the password(firstFactor) */
        ber_printf(ber , "{stsii}", userDN, TOKEN_RESYNC_TAG_TOKEN_DN, tokenDN,first, second);

        if (ber_flatten(ber, &req_data) == -1){
                printf("Failed to flatten\n");
                return 1;
        }
        ber_free(ber, 1);

        ld = ldap_init(host, port);
        if(ld == NULL){
                printf("ldap_init failed\n");
                return 1;
        }
        ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION, &version );

        printf("Sending extended op...\n");
        rc = ldap_extended_operation_s(ld, TOKEN_RESYNC_EXOP_REQUEST_OID, req_data,
                                NULL, NULL /* clientctls */, &oidresult, &result_data);
        printf("Extended opi result: %d\n",rc);

        ldap_unbind(ld);

        return 0;
}