modify.c

This is an example of using a modify operation to change an existing entry in the directory.

To compile this example on Unix:

cc -I /opt/isode/include -c modify.c 

To compile this example on Windows:

cl /nologo /I C:\Progra~1\Isode\include /c modify.c

To link this example on Unix:

cc -o modify modify.o -L/opt/isode/lib \
    -ldua -lisode -libase -lldap -llber \
    -lssl -lcrypto -lpthread

To link this example on Windows:

cl /nologo /o modify.exe modify.obj \
    C:\Progra~1\Isode\bin\libdua.lib

/* 
 * Copyright (c) 2008-2009, Isode Limited, London, England.
 * All rights reserved.
 * 
 * Acquisition and use of this software and related materials for any
 * purpose requires a written licence agreement from Isode Limited,
 * or a written licence from an organisation licenced by Isode Limited
 * to grant such a licence.
 */
#include <stdio.h>
#include <string.h>
 
#include <isode/ds/dsapi/dsapi.h>
 
#define S(a) (a), strlen(a)
 
int main ( void )
{
    DS_Session    *ds = NULL;
    DS_Indication *di = NULL;
    DS_ErrorType   t;
    DS_ErrorValue  v;
    DS_DN         *dn = NULL;
    DS_Attr       *sn = NULL;
    DS_Attr       *mail = NULL;
    DS_Attr       *description = NULL;
    DS_Entry      *entry = NULL;
    DS_Status      status;
    int            rc = 1;
 
    status = DS_Initialize( );
    if ( status != DS_E_NOERROR ) {
        fprintf( stderr, "Initialization failed\n" );
        goto cleanup;
    }
 
    status = DS_String2DN( "cn=DSA Manager,cn=dsa,dc=example,dc=com", &dn );
    if ( status != DS_E_NOERROR ) {
        fprintf( stderr, "Bad Manager DN\n" );
        goto cleanup;
    }
    
    status = DS_Session_New( "Internet=localhost+19999", 0, &ds );
    if ( status != DS_E_NOERROR ) {
        fprintf( stderr, "Failed to create session\n" );
        goto cleanup;
    }
 
    status = DS_BindSimpleSync( ds, dn, "secret", NULL, &di );
 
    if ( DS_Indication_GetErrorCodes( di, &t, &v ) == DS_E_NOERROR &&
         t != DS_E_SUCCESS )
        status = DS_E_DSOPFAILED;
 
    DS_Indication_Delete( di );
    DS_DN_Delete( dn );
    dn = NULL;
 
    if ( status != DS_E_NOERROR ) {
        fprintf( stderr, "Bind failed\n" );
        goto cleanup;
    }
 
    /* Build a set of changes */
    status = DS_Entry_New( &entry );
 
    status = DS_String2DN( "cn=John Smith,ou=People,dc=example,dc=com", &dn );
    status = DS_Entry_SetDN( entry, dn );
 
    status = DS_Attr_New( "sn", &sn );
    status = DS_Attr_AddStringValue( sn, S("Schmidt") );
    status = DS_Entry_AddValues( entry, sn );
 
    status = DS_Attr_New( "mail", &mail );
    /* no values means delete entire attribute */
    status = DS_Entry_DeleteValues( entry, mail );
 
    status = DS_Attr_New( "description", &description );
    status = DS_Attr_AddStringValue( description, S("new surname") );
    status = DS_Entry_ReplaceValues( entry, description );
 
    status = DS_ModifySync( ds, entry, NULL, &di );
    if ( di != NULL &&
         DS_Indication_GetErrorCodes( di, &t, &v ) != DS_E_NOERROR )
        fprintf( stderr, "Modify returns error type %d and error value %d\n",
                 t, v );
    
    if ( status != DS_E_NOERROR ) {
        fprintf( stderr, "Modify operation failed\n" );
        goto cleanup;
    }
 
    rc = 0;
    
cleanup:
    if ( di != NULL ) DS_Indication_Delete( di );
    if ( entry != NULL ) DS_Entry_Delete( entry );
    if ( mail != NULL ) DS_Attr_Delete( mail );
    if ( sn != NULL ) DS_Attr_Delete( sn );
    if ( description != NULL ) DS_Attr_Delete( description );
    if ( ds != NULL ) DS_UnbindSync( &ds );
 
    return rc;
}