]> git.sur5r.net Git - openldap/blobdiff - clients/tools/common.c
ITS#6282
[openldap] / clients / tools / common.c
index 46e6defad511950739ef8cdc4351c3464872f722..8cbb480eb3561aba19715ed6907007bdd233689e 100644 (file)
@@ -2,7 +2,7 @@
 /* $OpenLDAP$ */
 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- * Copyright 1998-2007 The OpenLDAP Foundation.
+ * Copyright 1998-2009 The OpenLDAP Foundation.
  * Portions Copyright 2003 Kurt D. Zeilenga.
  * Portions Copyright 2003 IBM Corporation.
  * All rights reserved.
@@ -33,6 +33,7 @@
 #include <ac/unistd.h>
 #include <ac/errno.h>
 #include <ac/time.h>
+#include <ac/socket.h>
 
 #ifdef HAVE_CYRUS_SASL
 #ifdef HAVE_SASL_SASL_H
@@ -61,6 +62,7 @@ int           contoper = 0;
 int            debug = 0;
 char           *infile = NULL;
 int            dont = 0;
+int            nocanon = 0;
 int            referrals = 0;
 int            verbose = 0;
 int            ldif = 0;
@@ -92,6 +94,7 @@ char          *sasl_secprops = NULL;
 /* controls */
 int            assertctl;
 char           *assertion = NULL;
+struct berval  assertionvalue = BER_BVNULL;
 char           *authzid = NULL;
 /* support deprecated early version of proxyAuthz */
 #define LDAP_CONTROL_OBSOLETE_PROXY_AUTHZ      "2.16.840.1.113730.3.4.12"
@@ -113,6 +116,16 @@ int                chaining = 0;
 static int     chainingResolve = -1;
 static int     chainingContinuation = -1;
 #endif /* LDAP_CONTROL_X_CHAINING_BEHAVIOR */
+#ifdef LDAP_CONTROL_X_SESSION_TRACKING
+static int     sessionTracking = 0;
+struct berval  stValue;
+#endif /* LDAP_CONTROL_X_SESSION_TRACKING */
+ber_int_t vlvPos;
+ber_int_t vlvCount;
+struct berval *vlvContext;
+
+LDAPControl    *unknown_ctrls = NULL;
+int            unknown_ctrls_num = 0;
 
 /* options */
 struct timeval nettimeout = { -1 , 0 };
@@ -125,6 +138,14 @@ static int print_paged_results( LDAP *ld, LDAPControl *ctrl );
 #ifdef LDAP_CONTROL_PASSWORDPOLICYREQUEST
 static int print_ppolicy( LDAP *ld, LDAPControl *ctrl );
 #endif
+static int print_sss( LDAP *ld, LDAPControl *ctrl );
+static int print_vlv( LDAP *ld, LDAPControl *ctrl );
+#ifdef LDAP_CONTROL_X_DEREF
+static int print_deref( LDAP *ld, LDAPControl *ctrl );
+#endif
+#ifdef LDAP_CONTROL_X_WHATFAILED
+static int print_whatfailed( LDAP *ld, LDAPControl *ctrl );
+#endif
 
 static struct tool_ctrls_t {
        const char      *oid;
@@ -136,13 +157,68 @@ static struct tool_ctrls_t {
        { LDAP_CONTROL_PAGEDRESULTS,                    TOOL_SEARCH,    print_paged_results },
 #ifdef LDAP_CONTROL_PASSWORDPOLICYREQUEST
        { LDAP_CONTROL_PASSWORDPOLICYRESPONSE,          TOOL_ALL,       print_ppolicy },
+#endif
+       { LDAP_CONTROL_SORTRESPONSE,    TOOL_SEARCH,    print_sss },
+       { LDAP_CONTROL_VLVRESPONSE,             TOOL_SEARCH,    print_vlv },
+#ifdef LDAP_CONTROL_X_DEREF
+       { LDAP_CONTROL_X_DEREF,                         TOOL_SEARCH,    print_deref },
+#endif
+#ifdef LDAP_CONTROL_X_WHATFAILED
+       { LDAP_CONTROL_X_WHATFAILED,                    TOOL_ALL,       print_whatfailed },
 #endif
        { NULL,                                         0,              NULL }
 };
 
 /* "features" */
-static int     gotintr;
-static int     abcan;
+enum { Intr_None = 0, Intr_Abandon, Intr_Cancel, Intr_Ignore }; 
+static volatile sig_atomic_t   gotintr, abcan;
+
+
+#ifdef LDAP_CONTROL_X_SESSION_TRACKING
+static int
+st_value( LDAP *ld, struct berval *value )
+{
+       char            *ip = NULL, *name = NULL;
+       struct berval   id = { 0 };
+       char            namebuf[ MAXHOSTNAMELEN ];
+
+       if ( gethostname( namebuf, sizeof( namebuf ) ) == 0 ) {
+               struct hostent  *h;
+               struct in_addr  addr;
+
+               name = namebuf;
+
+               h = gethostbyname( name );
+               if ( h != NULL ) {
+                       AC_MEMCPY( &addr, h->h_addr, sizeof( addr ) );
+                       ip = inet_ntoa( addr );
+               }
+       }
+
+#ifdef HAVE_CYRUS_SASL
+       if ( sasl_authz_id != NULL ) {
+               ber_str2bv( sasl_authz_id, 0, 0, &id );
+
+       } else if ( sasl_authc_id != NULL ) {
+               ber_str2bv( sasl_authc_id, 0, 0, &id );
+
+       } else 
+#endif /* HAVE_CYRUS_SASL */
+       if ( binddn != NULL ) {
+               ber_str2bv( binddn, 0, 0, &id );
+       }
+
+       if ( ldap_create_session_tracking_value( ld,
+               ip, name, LDAP_CONTROL_X_SESSION_TRACKING_USERNAME,
+               &id, &stValue ) )
+       {
+               fprintf( stderr, _("Session tracking control encoding error!\n") );
+               return -1;
+       }
+
+       return 0;
+}
+#endif /* LDAP_CONTROL_X_SESSION_TRACKING */
 
 RETSIGTYPE
 do_sig( int sig )
@@ -168,18 +244,38 @@ tool_destroy( void )
 #ifdef HAVE_TLS
        ldap_pvt_tls_destroy();
 #endif
+
+       if ( ldapuri != NULL ) {
+               ber_memfree( ldapuri );
+               ldapuri = NULL;
+       }
+
+       if ( pr_cookie.bv_val != NULL ) {
+               ber_memfree( pr_cookie.bv_val );
+               pr_cookie.bv_val = NULL;
+               pr_cookie.bv_len = 0;
+       }
+
+       if ( binddn != NULL ) {
+               ber_memfree( binddn );
+       }
+
+#if 0  /* not yet */
+       if ( passwd.bv_val != NULL ) {
+               ber_memfree( passwd.bv_val );
+       }
+#endif
 }
 
 void
 tool_common_usage( void )
 {
        static const char *const descriptions[] = {
-N_("  -c         continuous operation mode (do not stop on errors)\n"),
 N_("  -d level   set LDAP debugging level to `level'\n"),
 N_("  -D binddn  bind DN\n"),
 N_("  -e [!]<ext>[=<extparam>] general extensions (! indicates criticality)\n")
-N_("             [!]assert=<filter>     (a RFC 4515 Filter string)\n")
-N_("             [!]authzid=<authzid>   (\"dn:<dn>\" or \"u:<user>\")\n")
+N_("             [!]assert=<filter>     (RFC 4528; a RFC 4515 Filter string)\n")
+N_("             [!]authzid=<authzid>   (RFC 4370; \"dn:<dn>\" or \"u:<user>\")\n")
 #ifdef LDAP_CONTROL_OBSOLETE_PROXY_AUTHZ
 #if 0
                  /* non-advertized support for proxyDN */
@@ -191,30 +287,29 @@ N_("             [!]chaining[=<resolveBehavior>[/<continuationBehavior>]]\n")
 N_("                     one of \"chainingPreferred\", \"chainingRequired\",\n")
 N_("                     \"referralsPreferred\", \"referralsRequired\"\n")
 #endif /* LDAP_CONTROL_X_CHAINING_BEHAVIOR */
-N_("             [!]manageDSAit\n")
+N_("             [!]manageDSAit         (RFC 3296)\n")
 N_("             [!]noop\n")
 #ifdef LDAP_CONTROL_PASSWORDPOLICYREQUEST
 N_("             ppolicy\n")
 #endif
-N_("             [!]postread[=<attrs>]  (a comma-separated attribute list)\n")
-N_("             [!]preread[=<attrs>]   (a comma-separated attribute list)\n")
-#ifdef LDAP_DEVEL
+N_("             [!]postread[=<attrs>]  (RFC 4527; comma-separated attr list)\n")
+N_("             [!]preread[=<attrs>]   (RFC 4527; comma-separated attr list)\n")
 N_("             [!]relax\n")
-#endif
+#ifdef LDAP_CONTROL_X_SESSION_TRACKING
+N_("             [!]sessiontracking\n")
+#endif /* LDAP_CONTROL_X_SESSION_TRACKING */
 N_("             abandon, cancel, ignore (SIGINT sends abandon/cancel,\n"
    "             or ignores response; if critical, doesn't wait for SIGINT.\n"
    "             not really controls)\n")
-N_("  -f file    read operations from `file'\n"),
 N_("  -h host    LDAP server\n"),
 N_("  -H URI     LDAP Uniform Resource Identifier(s)\n"),
 N_("  -I         use SASL Interactive mode\n"),
-N_("  -M         enable Manage DSA IT control (-MM to make critical)\n"),
 N_("  -n         show what would be done but don't actually do it\n"),
+N_("  -N         do not use reverse DNS to canonicalize SASL host name\n"),
 N_("  -O props   SASL security properties\n"),
 N_("  -o <opt>[=<optparam] general options\n"),
 N_("             nettimeout=<timeout> (in seconds, or \"none\" or \"max\")\n"),
 N_("  -p port    port on LDAP server\n"),
-N_("  -P version protocol version (default: 3)\n"),
 N_("  -Q         use SASL Quiet mode\n"),
 N_("  -R realm   SASL realm\n"),
 N_("  -U authcid SASL authentication identity\n"),
@@ -298,7 +393,7 @@ tool_args( int argc, char **argv )
                        }
                        binddn = ber_strdup( optarg );
                        break;
-               case 'e': /* general extensions (controls and such) */
+               case 'e':       /* general extensions (controls and such) */
                        /* should be extended to support comma separated list of
                         *      [!]key[=value] parameters, e.g.  -e !foo,bar=567
                         */
@@ -502,23 +597,72 @@ tool_args( int argc, char **argv )
 
                        /* this shouldn't go here, really; but it's a feature... */
                        } else if ( strcasecmp( control, "abandon" ) == 0 ) {
-                               abcan = LDAP_REQ_ABANDON;
+                               abcan = Intr_Abandon;
                                if ( crit ) {
                                        gotintr = abcan;
                                }
 
                        } else if ( strcasecmp( control, "cancel" ) == 0 ) {
-                               abcan = LDAP_REQ_EXTENDED;
+                               abcan = Intr_Cancel;
                                if ( crit ) {
                                        gotintr = abcan;
                                }
 
                        } else if ( strcasecmp( control, "ignore" ) == 0 ) {
-                               abcan = -1;
+                               abcan = Intr_Ignore;
                                if ( crit ) {
                                        gotintr = abcan;
                                }
 
+#ifdef LDAP_CONTROL_X_SESSION_TRACKING
+                       } else if ( strcasecmp( control, "sessiontracking" ) == 0 ) {
+                               if ( sessionTracking ) {
+                                       fprintf( stderr, "%s: session tracking can be only specified once\n", prog );
+                                       exit( EXIT_FAILURE );
+                               }
+                               sessionTracking = 1;
+#endif /* LDAP_CONTROL_X_SESSION_TRACKING */
+
+                       } else if ( tool_is_oid( control ) ) {
+                               LDAPControl     *tmpctrls, ctrl;
+
+                               tmpctrls = (LDAPControl *)ber_memrealloc( unknown_ctrls,
+                                       (unknown_ctrls_num + 1)*sizeof( LDAPControl ) );
+                               if ( tmpctrls == NULL ) {
+                                       fprintf( stderr, "%s: no memory?\n", prog );
+                                       exit( EXIT_FAILURE );
+                               }
+                               unknown_ctrls = tmpctrls;
+                               ctrl.ldctl_oid = control;
+                               ctrl.ldctl_value.bv_val = NULL;
+                               ctrl.ldctl_value.bv_len = 0;
+                               ctrl.ldctl_iscritical = crit;
+
+                               if ( cvalue != NULL ) {
+                                       struct berval   bv;
+                                       size_t          len = strlen( cvalue );
+                                       int             retcode;
+
+                                       bv.bv_len = LUTIL_BASE64_DECODE_LEN( len );
+                                       bv.bv_val = ber_memalloc( bv.bv_len + 1 );
+
+                                       retcode = lutil_b64_pton( cvalue,
+                                               (unsigned char *)bv.bv_val,
+                                               bv.bv_len );
+
+                                       if ( retcode == -1 || (unsigned) retcode > bv.bv_len ) {
+                                               fprintf( stderr, "Unable to parse value of general control %s\n",
+                                                       control );
+                                               usage();
+                                       }
+
+                                       bv.bv_len = retcode;
+                                       ctrl.ldctl_value = bv;
+                               }
+
+                               unknown_ctrls[ unknown_ctrls_num ] = ctrl;
+                               unknown_ctrls_num++;
+
                        } else {
                                fprintf( stderr, "Invalid general control name: %s\n",
                                        control );
@@ -569,6 +713,9 @@ tool_args( int argc, char **argv )
                case 'n':       /* print operations, don't actually do them */
                        dont++;
                        break;
+               case 'N':
+                       nocanon++;
+                       break;
                case 'o':
                        control = ber_strdup( optarg );
                        if ( (cvalue = strchr( control, '=' )) != NULL ) {
@@ -641,7 +788,7 @@ tool_args( int argc, char **argv )
                case 'P':
                        ival = strtol( optarg, &next, 10 );
                        if ( next == NULL || next[0] != '\0' ) {
-                               fprintf( stderr, "%s: unabel to parse protocol version \"%s\"\n", prog, optarg );
+                               fprintf( stderr, "%s: unable to parse protocol version \"%s\"\n", prog, optarg );
                                exit( EXIT_FAILURE );
                        }
                        switch( ival ) {
@@ -862,7 +1009,11 @@ tool_args( int argc, char **argv )
 
        if (authmethod == -1 && protocol > LDAP_VERSION2) {
 #ifdef HAVE_CYRUS_SASL
-               authmethod = LDAP_AUTH_SASL;
+               if ( binddn != NULL ) {
+                       authmethod = LDAP_AUTH_SIMPLE;
+               } else {
+                       authmethod = LDAP_AUTH_SASL;
+               }
 #else
                authmethod = LDAP_AUTH_SIMPLE;
 #endif
@@ -892,6 +1043,9 @@ tool_args( int argc, char **argv )
 #ifdef LDAP_CONTROL_X_CHAINING_BEHAVIOR
                        chaining ||
 #endif
+#ifdef LDAP_CONTROL_X_SESSION_TRACKING
+                       sessionTracking ||
+#endif /* LDAP_CONTROL_X_SESSION_TRACKING */
                        noop || ppolicy || preread || postread )
                {
                        fprintf( stderr, "%s: -e/-M incompatible with LDAPv2\n", prog );
@@ -1018,7 +1172,7 @@ tool_conn_setup( int dont, void (*private_setup)( LDAP * ) )
                                        for ( i = 0; hosts[ i ] != NULL; i++ )
                                                /* count'em */ ;
 
-                                       tmp = (char **)realloc( urls, sizeof( char * ) * ( nurls + i + 1 ) );
+                                       tmp = (char **)ber_memrealloc( urls, sizeof( char * ) * ( nurls + i + 1 ) );
                                        if ( tmp == NULL ) {
                                                fprintf( stderr,
                                                        "DNS SRV: out of memory?\n" );
@@ -1052,7 +1206,7 @@ dnssrv_free:;
                                        ber_memfree( domain );
 
                                } else {
-                                       tmp = (char **)realloc( urls, sizeof( char * ) * ( nurls + 2 ) );
+                                       tmp = (char **)ber_memrealloc( urls, sizeof( char * ) * ( nurls + 2 ) );
                                        if ( tmp == NULL ) {
                                                fprintf( stderr,
                                                        "DNS SRV: out of memory?\n" );
@@ -1112,6 +1266,16 @@ dnssrv_free:;
                        exit( EXIT_FAILURE );
                }
 
+#ifdef HAVE_CYRUS_SASL
+               /* canon */
+               if( ldap_set_option( ld, LDAP_OPT_X_SASL_NOCANON,
+                       nocanon ? LDAP_OPT_ON : LDAP_OPT_OFF ) != LDAP_OPT_SUCCESS )
+               {
+                       fprintf( stderr, "Could not set LDAP_OPT_X_SASL_NOCANON %s\n",
+                               nocanon ? "on" : "off" );
+                       exit( EXIT_FAILURE );
+               }
+#endif
                if( ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION, &protocol )
                        != LDAP_OPT_SUCCESS )
                {
@@ -1123,7 +1287,10 @@ dnssrv_free:;
                if ( use_tls ) {
                        rc = ldap_start_tls_s( ld, NULL, NULL );
                        if ( rc != LDAP_SUCCESS ) {
-                               tool_perror( "ldap_start_tls", rc, NULL, NULL, NULL, NULL );
+                               char *msg=NULL;
+                               ldap_get_option( ld, LDAP_OPT_DIAGNOSTIC_MESSAGE, (void*)&msg);
+                               tool_perror( "ldap_start_tls", rc, NULL, NULL, msg, NULL );
+                               ldap_memfree(msg);
                                if ( use_tls > 1 ) {
                                        exit( EXIT_FAILURE );
                                }
@@ -1149,26 +1316,46 @@ void
 tool_bind( LDAP *ld )
 {
        LDAPControl     **sctrlsp = NULL;
-       LDAPControl     *sctrls[2];
+       LDAPControl     *sctrls[3];
+       LDAPControl     sctrl[3];
        int             nsctrls = 0;
 
 #ifdef LDAP_CONTROL_PASSWORDPOLICYREQUEST
-       LDAPControl c;
        if ( ppolicy ) {
+               LDAPControl c;
                c.ldctl_oid = LDAP_CONTROL_PASSWORDPOLICYREQUEST;
                c.ldctl_value.bv_val = NULL;
                c.ldctl_value.bv_len = 0;
                c.ldctl_iscritical = 0;
-               sctrls[nsctrls] = &c;
+               sctrl[nsctrls] = c;
+               sctrls[nsctrls] = &sctrl[nsctrls];
                sctrls[++nsctrls] = NULL;
        }
 #endif
 
+#ifdef LDAP_CONTROL_X_SESSION_TRACKING
+       if ( sessionTracking ) {
+               LDAPControl c;
+
+               if (stValue.bv_val == NULL && st_value( ld, &stValue ) ) {
+                       exit( EXIT_FAILURE );
+               }
+
+               c.ldctl_oid = LDAP_CONTROL_X_SESSION_TRACKING;
+               c.ldctl_iscritical = 0;
+               ber_dupbv( &c.ldctl_value, &stValue );
+
+               sctrl[nsctrls] = c;
+               sctrls[nsctrls] = &sctrl[nsctrls];
+               sctrls[++nsctrls] = NULL;
+       }
+#endif /* LDAP_CONTROL_X_SESSION_TRACKING */
+
        if ( nsctrls ) {
                sctrlsp = sctrls;
        }
 
-       assert( nsctrls < sizeof(sctrls)/sizeof(sctrls[0]) );
+       assert( nsctrls < (int) (sizeof(sctrls)/sizeof(sctrls[0])) );
 
        if ( authmethod == LDAP_AUTH_SASL ) {
 #ifdef HAVE_CYRUS_SASL
@@ -1200,8 +1387,11 @@ tool_bind( LDAP *ld )
 
                lutil_sasl_freedefs( defaults );
                if( rc != LDAP_SUCCESS ) {
+                       char *msg=NULL;
+                       ldap_get_option( ld, LDAP_OPT_DIAGNOSTIC_MESSAGE, (void*)&msg);
                        tool_perror( "ldap_sasl_interactive_bind_s",
-                               rc, NULL, NULL, NULL, NULL );
+                               rc, NULL, NULL, msg, NULL );
+                       ldap_memfree(msg);
                        exit( rc );
                }
 #else
@@ -1230,11 +1420,17 @@ tool_bind( LDAP *ld )
                        }
                }
 
-               if ( ldap_result( ld, msgid, LDAP_MSG_ALL, NULL, &result ) == -1 ) {
+               rc = ldap_result( ld, msgid, LDAP_MSG_ALL, NULL, &result );
+               if ( rc == -1 ) {
                        tool_perror( "ldap_result", -1, NULL, NULL, NULL, NULL );
                        exit( LDAP_LOCAL_ERROR );
                }
 
+               if ( rc == 0 ) {
+                       tool_perror( "ldap_result", LDAP_TIMEOUT, NULL, NULL, NULL, NULL );
+                       exit( LDAP_LOCAL_ERROR );
+               }
+
                rc = ldap_parse_result( ld, result, &err, &matched, &info, &refs,
                        &ctrls, 1 );
                if ( rc != LDAP_SUCCESS ) {
@@ -1248,8 +1444,8 @@ tool_bind( LDAP *ld )
                        int expire, grace, len = 0;
                        LDAPPasswordPolicyError pErr = -1;
                        
-                       ctrl = ldap_find_control( LDAP_CONTROL_PASSWORDPOLICYRESPONSE,
-                               ctrls );
+                       ctrl = ldap_control_find( LDAP_CONTROL_PASSWORDPOLICYRESPONSE,
+                               ctrls, NULL );
 
                        if ( ctrl && ldap_parse_passwordpolicy_control( ld, ctrl,
                                &expire, &grace, &pErr ) == LDAP_SUCCESS )
@@ -1312,7 +1508,7 @@ void
 tool_server_controls( LDAP *ld, LDAPControl *extra_c, int count )
 {
        int i = 0, j, crit = 0, err;
-       LDAPControl c[12], **ctrls;
+       LDAPControl c[16], **ctrls;
 
        if ( ! ( assertctl
                || authzid
@@ -1330,41 +1526,34 @@ tool_server_controls( LDAP *ld, LDAPControl *extra_c, int count )
 #ifdef LDAP_CONTROL_X_CHAINING_BEHAVIOR
                || chaining
 #endif /* LDAP_CONTROL_X_CHAINING_BEHAVIOR */
-               || count ) )
+#ifdef LDAP_CONTROL_X_SESSION_TRACKING
+               || sessionTracking
+#endif /* LDAP_CONTROL_X_SESSION_TRACKING */
+               || count
+               || unknown_ctrls_num ) )
        {
                return;
        }
 
-       ctrls = (LDAPControl**) malloc(sizeof(c) + (count+1)*sizeof(LDAPControl*));
+       ctrls = (LDAPControl**) malloc(sizeof(c) + (count + unknown_ctrls_num + 1)*sizeof(LDAPControl*));
        if ( ctrls == NULL ) {
                fprintf( stderr, "No memory\n" );
                exit( EXIT_FAILURE );
        }
 
        if ( assertctl ) {
-               BerElementBuffer berbuf;
-               BerElement *ber = (BerElement *)&berbuf;
-               
-               if( assertion == NULL || *assertion == '\0' ) {
-                       fprintf( stderr, "Assertion=<empty>\n" );
-                       exit( EXIT_FAILURE );
-               }
-
-               ber_init2( ber, NULL, LBER_USE_DER );
-
-               err = ldap_pvt_put_filter( ber, assertion );
-               if( err < 0 ) {
-                       fprintf( stderr, "assertion encode failed (%d)\n", err );
-                       exit( EXIT_FAILURE );
-               }
-
-               err = ber_flatten2( ber, &c[i].ldctl_value, 0 );
-               if( err < 0 ) {
-                       fprintf( stderr, "assertion flatten failed (%d)\n", err );
-                       exit( EXIT_FAILURE );
+               if ( BER_BVISNULL( &assertionvalue ) ) {
+                       err = ldap_create_assertion_control_value( ld,
+                               assertion, &assertionvalue );
+                       if ( err ) {
+                               fprintf( stderr,
+                                       "Unable to create assertion value "
+                                       "\"%s\" (%d)\n", assertion, err );
+                       }
                }
 
                c[i].ldctl_oid = LDAP_CONTROL_ASSERT;
+               c[i].ldctl_value = assertionvalue;
                c[i].ldctl_iscritical = assertctl > 1;
                ctrls[i] = &c[i];
                i++;
@@ -1388,7 +1577,7 @@ tool_server_controls( LDAP *ld, LDAPControl *extra_c, int count )
                
                ber_init2( ber, NULL, LBER_USE_DER );
 
-               if ( ber_printf( ber, "s", proxydn ) == LBER_ERROR ) {
+               if ( ber_printf( ber, "s", proxydn ) == -1 ) {
                        exit( EXIT_FAILURE );
                }
 
@@ -1438,8 +1627,8 @@ tool_server_controls( LDAP *ld, LDAPControl *extra_c, int count )
 #endif
 
        if ( preread ) {
-               char berbuf[LBER_ELEMENT_SIZEOF];
-               BerElement *ber = (BerElement *)berbuf;
+               BerElementBuffer berbuf;
+               BerElement *ber = (BerElement *)&berbuf;
                char **attrs = NULL;
 
                if( preread_attrs ) {
@@ -1468,8 +1657,8 @@ tool_server_controls( LDAP *ld, LDAPControl *extra_c, int count )
        }
 
        if ( postread ) {
-               char berbuf[LBER_ELEMENT_SIZEOF];
-               BerElement *ber = (BerElement *)berbuf;
+               BerElementBuffer berbuf;
+               BerElement *ber = (BerElement *)&berbuf;
                char **attrs = NULL;
 
                if( postread_attrs ) {
@@ -1543,9 +1732,27 @@ tool_server_controls( LDAP *ld, LDAPControl *extra_c, int count )
        }
 #endif /* LDAP_CONTROL_X_CHAINING_BEHAVIOR */
 
+#ifdef LDAP_CONTROL_X_SESSION_TRACKING
+       if ( sessionTracking ) {
+               if ( stValue.bv_val == NULL && st_value( ld, &stValue ) ) {
+                       exit( EXIT_FAILURE );
+               }
+
+               c[i].ldctl_oid = LDAP_CONTROL_X_SESSION_TRACKING;
+               c[i].ldctl_iscritical = 0;
+               ber_dupbv( &c[i].ldctl_value, &stValue );
+
+               ctrls[i] = &c[i];
+               i++;
+       }
+#endif /* LDAP_CONTROL_X_SESSION_TRACKING */
+
        while ( count-- ) {
                ctrls[i++] = extra_c++;
        }
+       for ( count = 0; count < unknown_ctrls_num; count++ ) {
+               ctrls[i++] = &unknown_ctrls[count];
+       }
        ctrls[i] = NULL;
 
        err = ldap_set_option( ld, LDAP_OPT_SERVER_CONTROLS, ctrls );
@@ -1570,19 +1777,19 @@ tool_check_abandon( LDAP *ld, int msgid )
        int     rc;
 
        switch ( gotintr ) {
-       case LDAP_REQ_EXTENDED:
+       case Intr_Cancel:
                rc = ldap_cancel_s( ld, msgid, NULL, NULL );
                fprintf( stderr, "got interrupt, cancel got %d: %s\n",
                                rc, ldap_err2string( rc ) );
                return -1;
 
-       case LDAP_REQ_ABANDON:
+       case Intr_Abandon:
                rc = ldap_abandon_ext( ld, msgid, NULL, NULL );
                fprintf( stderr, "got interrupt, abandon got %d: %s\n",
                                rc, ldap_err2string( rc ) );
                return -1;
 
-       case -1:
+       case Intr_Ignore:
                /* just unbind, ignoring the request */
                return -1;
        }
@@ -1713,6 +1920,190 @@ print_paged_results( LDAP *ld, LDAPControl *ctrl )
        return 0;
 }
 
+static int
+print_sss( LDAP *ld, LDAPControl *ctrl )
+{
+       int rc;
+       ber_int_t err;
+       char *attr;
+
+       rc = ldap_parse_sortresponse_control( ld, ctrl, &err, &attr );
+       if ( rc == LDAP_SUCCESS ) {
+               char buf[ BUFSIZ ];
+               rc = snprintf( buf, sizeof(buf), "(%d) %s%s%s",
+                       err, ldap_err2string(err), attr ? " " : "", attr ? attr : "" );
+
+               tool_write_ldif( ldif ? LDIF_PUT_COMMENT : LDIF_PUT_VALUE,
+                       "sortResult", buf, rc );
+       }
+
+       return rc;
+}
+
+static int
+print_vlv( LDAP *ld, LDAPControl *ctrl )
+{
+       int rc;
+       ber_int_t err;
+       struct berval bv;
+
+       rc = ldap_parse_vlvresponse_control( ld, ctrl, &vlvPos, &vlvCount,
+               &vlvContext, &err );
+       if ( rc == LDAP_SUCCESS ) {
+               char buf[ BUFSIZ ];
+
+               if ( vlvContext && vlvContext->bv_len > 0 ) {
+                       bv.bv_len = LUTIL_BASE64_ENCODE_LEN(
+                               vlvContext->bv_len ) + 1;
+                       bv.bv_val = ber_memalloc( bv.bv_len + 1 );
+
+                       bv.bv_len = lutil_b64_ntop(
+                               (unsigned char *) vlvContext->bv_val,
+                               vlvContext->bv_len,
+                               bv.bv_val, bv.bv_len );
+               } else {
+                       bv.bv_val = "";
+                       bv.bv_len = 0;
+               }
+
+               rc = snprintf( buf, sizeof(buf), "pos=%d count=%d context=%s (%d) %s",
+                       vlvPos, vlvCount, bv.bv_val,
+                       err, ldap_err2string(err));
+
+               if ( bv.bv_len )
+                       ber_memfree( bv.bv_val );
+
+               tool_write_ldif( ldif ? LDIF_PUT_COMMENT : LDIF_PUT_VALUE,
+                       "vlvResult", buf, rc );
+       }
+
+       return rc;
+}
+
+#ifdef LDAP_CONTROL_X_DEREF
+static int
+print_deref( LDAP *ld, LDAPControl *ctrl )
+{
+       LDAPDerefRes    *drhead = NULL, *dr;
+       int             rc;
+
+       rc = ldap_parse_derefresponse_control( ld, ctrl, &drhead );
+       if ( rc != LDAP_SUCCESS ) {
+               return rc;
+       }
+
+       for ( dr = drhead; dr != NULL; dr = dr->next ) {
+               LDAPDerefVal    *dv;
+               ber_len_t       len;
+               char            *buf, *ptr;
+
+               len = strlen( dr->derefAttr ) + STRLENOF(": ");
+
+               for ( dv = dr->attrVals; dv != NULL; dv = dv->next ) {
+                       if ( dv->vals != NULL ) {
+                               int j;
+                               ber_len_t tlen = strlen(dv->type);
+
+                               for ( j = 0; dv->vals[ j ].bv_val != NULL; j++ ) {
+                                       len += STRLENOF("<:=>;") + tlen + 4*((dv->vals[ j ].bv_len - 1)/3 + 1);
+                               }
+                       }
+               }
+               len += dr->derefVal.bv_len + STRLENOF("\n");
+               buf = ldap_memalloc( len + 1 );
+               if ( buf == NULL ) {
+                       rc = LDAP_NO_MEMORY;
+                       goto done;
+               }
+
+               ptr = buf;
+               ptr = lutil_strcopy( ptr, dr->derefAttr );
+               *ptr++ = ':';
+               *ptr++ = ' ';
+               for ( dv = dr->attrVals; dv != NULL; dv = dv->next ) {
+                       if ( dv->vals != NULL ) {
+                               int j;
+                               for ( j = 0; dv->vals[ j ].bv_val != NULL; j++ ) {
+                                       int k = ldif_is_not_printable( dv->vals[ j ].bv_val, dv->vals[ j ].bv_len );
+
+                                       *ptr++ = '<';
+                                       ptr = lutil_strcopy( ptr, dv->type );
+                                       if ( k ) {
+                                               *ptr++ = ':';
+                                       }
+                                       *ptr++ = '=';
+                                       if ( k ) {
+                                               k = lutil_b64_ntop(
+                                                       (unsigned char *) dv->vals[ j ].bv_val,
+                                                       dv->vals[ j ].bv_len,
+                                                       ptr, buf + len - ptr );
+                                               assert( k >= 0 );
+                                               ptr += k;
+                                               
+                                       } else {
+                                               ptr = lutil_memcopy( ptr, dv->vals[ j ].bv_val, dv->vals[ j ].bv_len );
+                                       }
+                                       *ptr++ = '>';
+                                       *ptr++ = ';';
+                               }
+                       }
+               }
+               ptr = lutil_strncopy( ptr, dr->derefVal.bv_val, dr->derefVal.bv_len );
+               *ptr++ = '\n';
+               *ptr = '\0';
+               assert( ptr <= buf + len );
+
+               tool_write_ldif( LDIF_PUT_COMMENT, NULL, buf, ptr - buf);
+
+               ldap_memfree( buf );
+       }
+
+       rc = LDAP_SUCCESS;
+
+done:;
+       ldap_derefresponse_free( drhead );
+
+       return rc;
+}
+#endif
+
+#ifdef LDAP_CONTROL_X_WHATFAILED
+static int
+print_whatfailed( LDAP *ld, LDAPControl *ctrl )
+{
+       BerElement *ber;
+       ber_tag_t tag;
+       ber_len_t siz;
+       BerVarray bva = NULL;
+
+       /* Create a BerElement from the berval returned in the control. */
+       ber = ber_init( &ctrl->ldctl_value );
+
+       if ( ber == NULL ) {
+               return LDAP_NO_MEMORY;
+       }
+
+       siz = sizeof(struct berval);
+       tag = ber_scanf( ber, "[M]", &bva, &siz, 0 );
+       if ( tag != LBER_ERROR ) {
+               int i;
+
+               tool_write_ldif( LDIF_PUT_COMMENT, " what failed:", NULL, 0 );
+
+               for ( i = 0; bva[i].bv_val != NULL; i++ ) {
+                       tool_write_ldif( LDIF_PUT_COMMENT, NULL, bva[i].bv_val, bva[i].bv_len );
+               }
+
+               ldap_memfree( bva );
+       }
+
+        ber_free( ber, 1 );
+
+
+       return 0;
+}
+#endif
+
 #ifdef LDAP_CONTROL_PASSWORDPOLICYREQUEST
 static int
 print_ppolicy( LDAP *ld, LDAPControl *ctrl )
@@ -1764,6 +2155,13 @@ void tool_print_ctrls(
                char *str;
                int j;
 
+               /* FIXME: there might be cases where a control has NULL OID;
+                * this makes little sense, especially when returned by the
+                * server, but libldap happily allows it */
+               if ( ctrls[i]->ldctl_oid == NULL ) {
+                       continue;
+               }
+
                len = ldif ? 2 : 0;
                len += strlen( ctrls[i]->ldctl_oid );
 
@@ -1772,7 +2170,7 @@ void tool_print_ctrls(
                        ? sizeof("true") : sizeof("false");
 
                /* convert to base64 */
-               if ( ctrls[i]->ldctl_value.bv_len ) {
+               if ( !BER_BVISNULL( &ctrls[i]->ldctl_value ) ) {
                        b64.bv_len = LUTIL_BASE64_ENCODE_LEN(
                                ctrls[i]->ldctl_value.bv_len ) + 1;
                        b64.bv_val = ber_memalloc( b64.bv_len + 1 );