/*

 File: lookupuser.c

 Abstract: Demonstration of looking up user with Directory Services

 Version: <1.0>

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 */

#include "DSUtility.h"

#include <DirectoryService/DirectoryService.h>

#include <unistd.h>

#include <stdlib.h>

#include <stdio.h>

#pragma mark -

#pragma mark Routines

int main ( int argc, const char * argv[] )

{

    tDirReference       dsRef           = 0;

    tDirNodeReference   dsSearchNodeRef = 0;

    tDirStatus          dsStatus;

    char                *pRecordName    = NULL;

    char                *pNodeName      = NULL;

    if( argc != 2 ) {

        printf( "Usage:  lookupuser <username>\n" );

        return 1;

    }

    // Key steps to locating a user:

    //      - Open Directory Service reference

    //      - Locate and open the Search Node

    //      - Locate the user's official RecordName and Directory Node based on the username provided

    // Open Directory Services reference

    dsStatus = dsOpenDirService( &dsRef );

    if( dsStatus == eDSNoErr ) {

        // use utility function in DSUtility.h to open the search node

        dsStatus = OpenSearchNode( dsRef, &dsSearchNodeRef );

        if( dsStatus == eDSNoErr ) {

            // use utility function in DSUtility.h to locate the user information

            dsStatus = LocateUserRecordNameAndNode( dsRef, dsSearchNodeRef, argv[1], &pRecordName, &pNodeName );

            if( dsStatus == eDSNoErr ) {

                // we should have values available, but let's check to be sure

                if( pNodeName != NULL && pNodeName[0] != '\0' && 

                    pRecordName != NULL && pRecordName[0] != '\0' )

                {

                    printf( "Located user '%s' = '%s' on node '%s'\n", argv[1], pRecordName, pNodeName );

                }

                else

                {

                    printf( "Unable to locate user '%s'\n", argv[1] );

                }

                // need to free any node name that may have been returned

                if( pNodeName != NULL ) {

                    free( pNodeName );

                    pNodeName = NULL;

                }

                // need to free any record name that may have been returned

                if( pRecordName != NULL ) {

                    free( pRecordName );

                    pRecordName = NULL;

                }

            }

            // close the search node cause we are done here

            dsCloseDirNode( dsSearchNodeRef );

            dsSearchNodeRef = 0;

        } else {

            printf( "Unable to locate and open the Search node\n" );

            return 1;

        }

        // need to close Directory Services at this point

        dsCloseDirService( dsRef );

        dsRef = 0;

    }

    return 0;

}