text: /* config.c - configuration file handling routines */
  /* $OpenLDAP$ */
  /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   *
   * Copyright 1998-2020 The OpenLDAP Foundation.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted only as authorized by the OpenLDAP
   * Public License.
   *
   * A copy of this license is available in the file LICENSE in the
   * top-level directory of the distribution or, alternatively, at
   * <http://www.OpenLDAP.org/license.html>.
   */
  /* Portions Copyright (c) 1995 Regents of the University of Michigan.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms are permitted
   * provided that this notice is preserved and that due credit is given
   * to the University of Michigan at Ann Arbor. The name of the University
   * may not be used to endorse or promote products derived from this
   * software without specific prior written permission. This software
   * is provided ``as is'' without express or implied warranty.
   */
  
  #include "portable.h"
  
  #include <stdio.h>
  
  #include <ac/string.h>
  #include <ac/ctype.h>
  #include <ac/signal.h>
  #include <ac/socket.h>
  #include <ac/errno.h>
  #include <ac/unistd.h>
  
  #include <sys/types.h>
  #include <sys/stat.h>
  
  #ifndef S_ISREG
  #define	S_ISREG(m)	(((m) & _S_IFMT) == _S_IFREG)
  #endif
  
  #include "slap.h"
  #ifdef LDAP_SLAPI
  #include "slapi/slapi.h"
  #endif
  #include "lutil.h"
  #include "lutil_ldap.h"
  #include "ldif.h"
  #include "config.h"
  
  #ifdef _WIN32
  #define	LUTIL_ATOULX	lutil_atoullx
  #define	Z	"I"
  #else
  #define	LUTIL_ATOULX	lutil_atoulx
  #define	Z	"z"
  #endif
  
  #define ARGS_STEP	512
  
  /*
   * defaults for various global variables
   */
  slap_mask_t		global_allows = 0;
  slap_mask_t		global_disallows = 0;
  int		global_gentlehup = 0;
  int		global_idletimeout = 0;
  int		global_writetimeout = 0;
  char	*global_host = NULL;
  struct berval global_host_bv = BER_BVNULL;
  char	*global_realm = NULL;
  char	*sasl_host = NULL;
  char		**default_passwd_hash = NULL;
  struct berval default_search_base = BER_BVNULL;
  struct berval default_search_nbase = BER_BVNULL;
  
  ber_len_t sockbuf_max_incoming = SLAP_SB_MAX_INCOMING_DEFAULT;
  ber_len_t sockbuf_max_incoming_auth= SLAP_SB_MAX_INCOMING_AUTH;
  
  int	slap_conn_max_pending = SLAP_CONN_MAX_PENDING_DEFAULT;
  int	slap_conn_max_pending_auth = SLAP_CONN_MAX_PENDING_AUTH;
  
  char   *slapd_pid_file  = NULL;
  char   *slapd_args_file = NULL;
  
  int use_reverse_lookup = 0;
  
  #ifdef LDAP_SLAPI
  int slapi_plugins_used = 0;
  #endif
  
  static int fp_getline(FILE *fp, ConfigArgs *c);
  static void fp_getline_init(ConfigArgs *c);
  
  static char	*strtok_quote(char *line, char *sep, char **quote_ptr, int *inquote);
  static char *strtok_quote_ldif(char **line);
  
  ConfigArgs *
  new_config_args( BackendDB *be, const char *fname, int lineno, int argc, char **argv )
  {
  	ConfigArgs *c;
  	c = ch_calloc( 1, sizeof( ConfigArgs ) );
  	if ( c == NULL ) return(NULL);
  	c->be     = be; 
  	c->fname  = fname;
  	c->argc   = argc;
  	c->argv   = argv; 
  	c->lineno = lineno;
  	snprintf( c->log, sizeof( c->log ), "%s: line %d", fname, lineno );
  	return(c);
  }
  
  void
  init_config_argv( ConfigArgs *c )
  {
  	c->argv = ch_calloc( ARGS_STEP + 1, sizeof( *c->argv ) );
  	c->argv_size = ARGS_STEP + 1;
  }
  
  ConfigTable *config_find_keyword(ConfigTable *Conf, ConfigArgs *c) {
  	int i;
  
  	for(i = 0; Conf[i].name; i++)
  		if( (Conf[i].length && (!strncasecmp(c->argv[0], Conf[i].name, Conf[i].length))) ||
  			(!strcasecmp(c->argv[0], Conf[i].name)) ) break;
  	if ( !Conf[i].name ) return NULL;
  	if (( Conf[i].arg_type & ARGS_TYPES ) == ARG_BINARY ) {
  		size_t decode_len = LUTIL_BASE64_DECODE_LEN(c->linelen);
  		ch_free( c->tline );
  		c->tline = ch_malloc( decode_len+1 );
  		c->linelen = lutil_b64_pton( c->line, c->tline, decode_len );
  		if ( c->linelen < 0 )
  		{
  			ch_free( c->tline );
  			c->tline = NULL;
  			return NULL;
  		}
  		c->line = c->tline;
  	}
  	return Conf+i;
  }
  
  int config_check_vals(ConfigTable *Conf, ConfigArgs *c, int check_only ) {
  	int rc, arg_user, arg_type, arg_syn, iarg;
  	unsigned uiarg;
  	long larg;
  	size_t ularg;
  	ber_len_t barg;
  	
  	if(Conf->arg_type == ARG_IGNORED) {
  		Debug(LDAP_DEBUG_CONFIG, "%s: keyword <%s> ignored\n",
  			c->log, Conf->name );
  		return(0);
  	}
  	arg_type = Conf->arg_type & ARGS_TYPES;
  	arg_user = Conf->arg_type & ARGS_USERLAND;
  	arg_syn = Conf->arg_type & ARGS_SYNTAX;
  
  	if((arg_type == ARG_DN) && c->argc == 1) {
  		c->argc = 2;
  		c->argv[1] = "";
  	}
  	if(Conf->min_args && (c->argc < Conf->min_args)) {
  		snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> missing <%s> argument",
  			c->argv[0], Conf->what ? Conf->what : "" );
  		Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: keyword %s\n", c->log, c->cr_msg );
  		return(ARG_BAD_CONF);
  	}
  	if(Conf->max_args && (c->argc > Conf->max_args)) {
  		char	*ignored = " ignored";
  
  		snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> extra cruft after <%s>",
  			c->argv[0], Conf->what );
  
  		ignored = "";
  		Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s%s.\n",
  				c->log, c->cr_msg, ignored );
  		return(ARG_BAD_CONF);
  	}
  	if((arg_syn & ARG_DB) && !c->be) {
  		snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> only allowed within database declaration",
  			c->argv[0] );
  		Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: keyword %s\n",
  			c->log, c->cr_msg );
  		return(ARG_BAD_CONF);
  	}
  	if((arg_syn & ARG_PRE_BI) && c->bi) {
  		snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> must occur before any backend %sdeclaration",
  			c->argv[0], (arg_syn & ARG_PRE_DB) ? "or database " : "" );
  		Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: keyword %s\n",
  			c->log, c->cr_msg );
  		return(ARG_BAD_CONF);
  	}
  	if((arg_syn & ARG_PRE_DB) && c->be && c->be != frontendDB) {
  		snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> must occur before any database declaration",
  			c->argv[0] );
  		Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: keyword %s\n",
  			c->log, c->cr_msg );
  		return(ARG_BAD_CONF);
  	}
  	if((arg_syn & ARG_PAREN) && *c->argv[1] != '(' /*')'*/) {
  		snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> old format not supported", c->argv[0] );
  		Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n",
  			c->log, c->cr_msg );
  		return(ARG_BAD_CONF);
  	}
  	if(arg_type && !Conf->arg_item && !(arg_syn & ARG_OFFSET)) {
  		snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> invalid config_table, arg_item is NULL",
  			c->argv[0] );
  		Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n",
  			c->log, c->cr_msg );
  		return(ARG_BAD_CONF);
  	}
  	c->type = arg_user;
  	memset(&c->values, 0, sizeof(c->values));
  	if(arg_type == ARG_STRING) {
  		assert( c->argc == 2 );
  		if ( !check_only )
  			c->value_string = ch_strdup(c->argv[1]);
  	} else if(arg_type == ARG_BERVAL) {
  		assert( c->argc == 2 );
  		if ( !check_only )
  			ber_str2bv( c->argv[1], 0, 1, &c->value_bv );
  	} else if(arg_type == ARG_BINARY) {
  		assert( c->argc == 2 );
  		if ( !check_only ) {
  			c->value_bv.bv_len = c->linelen;
  			c->value_bv.bv_val = ch_malloc( c->linelen );
  			AC_MEMCPY( c->value_bv.bv_val, c->line, c->linelen );
  		}
  	} else if(arg_type == ARG_DN) {
  		struct berval bv;
  		assert( c->argc == 2 );
  		ber_str2bv( c->argv[1], 0, 0, &bv );
  		rc = dnPrettyNormal( NULL, &bv, &c->value_dn, &c->value_ndn, NULL );
  		if ( rc != LDAP_SUCCESS ) {
  			snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> invalid DN %d (%s)",
  				c->argv[0], rc, ldap_err2string( rc ));
  			Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n" , c->log, c->cr_msg );
  			return(ARG_BAD_CONF);
  		}
  		if ( check_only ) {
  			ch_free( c->value_ndn.bv_val );
  			ch_free( c->value_dn.bv_val );
  		}
  	} else if(arg_type == ARG_ATDESC) {
  		const char *text = NULL;
  		assert( c->argc == 2 );
  		c->value_ad = NULL;
  		rc = slap_str2ad( c->argv[1], &c->value_ad, &text );
  		if ( rc != LDAP_SUCCESS ) {
  			snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> invalid AttributeDescription %d (%s)",
  				c->argv[0], rc, text );
  			Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n" , c->log, c->cr_msg );
  			return(ARG_BAD_CONF);
  		}
  	} else {	/* all numeric */
  		int j;
  		iarg = 0; larg = 0; barg = 0;
  		switch(arg_type) {
  			case ARG_INT:
  				assert( c->argc == 2 );
  				if ( lutil_atoix( &iarg, c->argv[1], 0 ) != 0 ) {
  					snprintf( c->cr_msg, sizeof( c->cr_msg ),
  						"<%s> unable to parse \"%s\" as int",
  						c->argv[0], c->argv[1] );
  					Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n",
  						c->log, c->cr_msg );
  					return(ARG_BAD_CONF);
  				}
  				break;
  			case ARG_UINT:
  				assert( c->argc == 2 );
  				if ( lutil_atoux( &uiarg, c->argv[1], 0 ) != 0 ) {
  					snprintf( c->cr_msg, sizeof( c->cr_msg ),
  						"<%s> unable to parse \"%s\" as unsigned int",
  						c->argv[0], c->argv[1] );
  					Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n",
  						c->log, c->cr_msg );
  					return(ARG_BAD_CONF);
  				}
  				break;
  			case ARG_LONG:
  				assert( c->argc == 2 );
  				if ( lutil_atolx( &larg, c->argv[1], 0 ) != 0 ) {
  					snprintf( c->cr_msg, sizeof( c->cr_msg ),
  						"<%s> unable to parse \"%s\" as long",
  						c->argv[0], c->argv[1] );
  					Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n",
  						c->log, c->cr_msg );
  					return(ARG_BAD_CONF);
  				}
  				break;
  			case ARG_ULONG:
  				assert( c->argc == 2 );
  				if ( LUTIL_ATOULX( &ularg, c->argv[1], 0 ) != 0 ) {
  					snprintf( c->cr_msg, sizeof( c->cr_msg ),
  						"<%s> unable to parse \"%s\" as unsigned long",
  						c->argv[0], c->argv[1] );
  					Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n",
  						c->log, c->cr_msg );
  					return(ARG_BAD_CONF);
  				}
  				break;
  			case ARG_BER_LEN_T: {
  				unsigned long	l;
  				assert( c->argc == 2 );
  				if ( lutil_atoulx( &l, c->argv[1], 0 ) != 0 ) {
  					snprintf( c->cr_msg, sizeof( c->cr_msg ),
  						"<%s> unable to parse \"%s\" as ber_len_t",
  						c->argv[0], c->argv[1] );
  					Debug(LDAP_DEBUG_CONFIG|LDAP_DEBUG_NONE, "%s: %s\n",
  						c->log, c->cr_msg );
  					return(ARG_BAD_CONF);
  				}
  				barg = (ber_len_t)l;
  				} break;
  			case ARG_ON_OFF:
  				/* note: this is an explicit exception
  				 * to the "need exactly 2 args" rule */
  				if (c->argc == 1) {
  					iarg = 1;
  				} else if ( !strcasecmp(c->argv[1], "on") ||
  					!strcasecmp(c->argv[1], "true") ||
  					!strcasecmp(c->argv[1], "yes") )
  				{
  					iarg = 1;
  				} else if ( !strcasecmp(c->argv[1], "off") ||
  					!strcasecmp(c->argv[1], "false") ||
  					!strcasecmp(c->argv[1], "no") )
  				{
  					iarg = 0;
  				} else {
  					snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> invalid value",
  						c->argv[0] );
  					Debug(LDAP_DEBUG_ANY|LDAP_DEBUG_NONE, "%s: %s\n",
  						c->log, c->cr_msg );
  					return(ARG_BAD_CONF);
  				}
  				break;
  		}
  		j = (arg_type & ARG_NONZERO) ? 1 : 0;
  		if(iarg < j && larg < j && barg < (unsigned)j ) {
  			larg = larg ? larg : (barg ? (long)barg : iarg);
  			snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> invalid value",
  				c->argv[0] );
  			Debug(LDAP_DEBUG_ANY|LDAP_DEBUG_NONE, "%s: %s\n",
  				c->log, c->cr_msg );
  			return(ARG_BAD_CONF);
  		}
  		switch(arg_type) {
  			case ARG_ON_OFF:
  			case ARG_INT:		c->value_int = iarg;		break;
  			case ARG_UINT:		c->value_uint = uiarg;		break;
  			case ARG_LONG:		c->value_long = larg;		break;
  			case ARG_ULONG:		c->value_ulong = ularg;		break;
  			case ARG_BER_LEN_T:	c->value_ber_t = barg;		break;
  		}
  	}
  	return 0;
  }
  
  int config_set_vals(ConfigTable *Conf, ConfigArgs *c) {
  	int rc, arg_type;
  	void *ptr = NULL;
  
  	arg_type = Conf->arg_type;
  	if(arg_type & ARG_MAGIC) {
  		if(!c->be) c->be = frontendDB;
  		c->cr_msg[0] = '\0';
  		rc = (*((ConfigDriver*)Conf->arg_item))(c);
  #if 0
  		if(c->be == frontendDB) c->be = NULL;
  #endif
  		if(rc) {
  			if ( !c->cr_msg[0] ) {
  				snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> handler exited with %d",
  					c->argv[0], rc );
  				Debug(LDAP_DEBUG_CONFIG, "%s: %s!\n",
  					c->log, c->cr_msg );
  			}
  			return(ARG_BAD_CONF);
  		}
  		return(0);
  	}
  	if(arg_type & ARG_OFFSET) {
  		if (c->be && c->table == Cft_Database)
  			ptr = c->be->be_private;
  		else if (c->bi)
  			ptr = c->bi->bi_private;
  		else {
  			snprintf( c->cr_msg, sizeof( c->cr_msg ), "<%s> offset is missing base pointer",
  				c->argv[0] );
  			Debug(LDAP_DEBUG_CONFIG, "%s: %s!\n",
  				c->log, c->cr_msg );
  			return(ARG_BAD_CONF);
  		}
  		ptr = (void *)((char *)ptr + (long)Conf->arg_item);
  	} else if (arg_type & ARGS_TYPES) {
  		ptr = Conf->arg_item;
  	}
  	if(arg_type & ARGS_TYPES)
  		switch(arg_type & ARGS_TYPES) {
  			case ARG_ON_OFF:
  			case ARG_INT: 		*(int*)ptr = c->value_int;			break;
  			case ARG_UINT: 		*(unsigned*)ptr = c->value_uint;			break;
  			case ARG_LONG:  	*(long*)ptr = c->value_long;			break;
  			case ARG_ULONG:  	*(size_t*)ptr = c->value_ulong;			break;
  			case ARG_BER_LEN_T: 	*(ber_len_t*)ptr = c->value_ber_t;			break;
  			case ARG_STRING: {
  				char *cc = *(char**)ptr;
  				if(cc) {
  					if ((arg_type & ARG_UNIQUE) && c->op == SLAP_CONFIG_ADD ) {
  						Debug(LDAP_DEBUG_CONFIG, "%s: already set %s!\n",
  							c->log, Conf->name );
  						return(ARG_BAD_CONF);
  					}
  					ch_free(cc);
  				}
  				*(char **)ptr = c->value_string;
  				break;
  				}
  			case ARG_BERVAL:
  			case ARG_BINARY:
  				*(struct berval *)ptr = c->value_bv;
  				break;
  			case ARG_ATDESC:
  				*(AttributeDescription **)ptr = c->value_ad;
  				break;
  		}
  	return(0);
  }
  
  int config_add_vals(ConfigTable *Conf, ConfigArgs *c) {
  	int rc, arg_type;
  
  	arg_type = Conf->arg_type;
  	if(arg_type == ARG_IGNORED) {
  		Debug(LDAP_DEBUG_CONFIG, "%s: keyword <%s> ignored\n",
  			c->log, Conf->name );
  		return(0);
  	}
  	rc = config_check_vals( Conf, c, 0 );
  	if ( rc ) return rc;
  	return config_set_vals( Conf, c );
  }
  
  int
  config_del_vals(ConfigTable *cf, ConfigArgs *c)
  {
  	int rc = 0;
  
  	/* If there is no handler, just ignore it */
  	if ( cf->arg_type & ARG_MAGIC ) {
  		c->argv[0] = cf->ad->ad_cname.bv_val;
  		c->op = LDAP_MOD_DELETE;
  		c->type = cf->arg_type & ARGS_USERLAND;
  		rc = (*((ConfigDriver*)cf->arg_item))(c);
  	}
  	return rc;
  }
  
  int
  config_get_vals(ConfigTable *cf, ConfigArgs *c)
  {
  	int rc = 0;
  	struct berval bv;
  	void *ptr;
  
  	if ( cf->arg_type & ARG_IGNORED ) {
  		return 1;
  	}
  
  	memset(&c->values, 0, sizeof(c->values));
  	c->rvalue_vals = NULL;
  	c->rvalue_nvals = NULL;
  	c->op = SLAP_CONFIG_EMIT;
  	c->type = cf->arg_type & ARGS_USERLAND;
  
  	if ( cf->arg_type & ARG_MAGIC ) {
  		rc = (*((ConfigDriver*)cf->arg_item))(c);
  		if ( rc ) return rc;
  	} else {
  		if ( cf->arg_type & ARG_OFFSET ) {
  			if (c->be && c->table == Cft_Database)
  				ptr = c->be->be_private;
  			else if ( c->bi )
  				ptr = c->bi->bi_private;
  			else
  				return 1;
  			ptr = (void *)((char *)ptr + (long)cf->arg_item);
  		} else {
  			ptr = cf->arg_item;
  		}
  		
  		switch(cf->arg_type & ARGS_TYPES) {
  		case ARG_ON_OFF:
  		case ARG_INT:	c->value_int = *(int *)ptr; break;
  		case ARG_UINT:	c->value_uint = *(unsigned *)ptr; break;
  		case ARG_LONG:	c->value_long = *(long *)ptr; break;
  		case ARG_ULONG:	c->value_ulong = *(size_t *)ptr; break;
  		case ARG_BER_LEN_T:	c->value_ber_t = *(ber_len_t *)ptr; break;
  		case ARG_STRING:
  			if ( *(char **)ptr )
  				c->value_string = ch_strdup(*(char **)ptr);
  			break;
  		case ARG_BERVAL:
  			c->value_bv = *((struct berval *)ptr); break;
  		case ARG_ATDESC:
  			c->value_ad = *(AttributeDescription **)ptr; break;
  		}
  	}
  	if ( cf->arg_type & ARGS_TYPES) {
  		bv.bv_len = 0;
  		bv.bv_val = c->log;
  		switch(cf->arg_type & ARGS_TYPES) {
  		case ARG_INT: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%d", c->value_int); break;
  		case ARG_UINT: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%u", c->value_uint); break;
  		case ARG_LONG: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%ld", c->value_long); break;
  		case ARG_ULONG: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%" Z "u", c->value_ulong); break;
  		case ARG_BER_LEN_T: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%ld", c->value_ber_t); break;
  		case ARG_ON_OFF: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%s",
  			c->value_int ? "TRUE" : "FALSE"); break;
  		case ARG_STRING:
  			if ( c->value_string && c->value_string[0]) {
  				ber_str2bv( c->value_string, 0, 0, &bv);
  			} else {
  				return 1;
  			}
  			break;
  		case ARG_BERVAL:
  			if ( !BER_BVISEMPTY( &c->value_bv )) {
  				bv = c->value_bv;
  			} else {
  				return 1;
  			}
  			break;
  		case ARG_ATDESC:
  			if ( c->value_ad ) {
  				bv = c->value_ad->ad_cname;
  			} else {
  				return 1;
  			}
  			break;
  		default:
  			bv.bv_val = NULL;
  			break;
  		}
  		if (bv.bv_val == c->log && bv.bv_len >= sizeof( c->log ) ) {
  			return 1;
  		}
  		if (( cf->arg_type & ARGS_TYPES ) == ARG_STRING ) {
  			ber_bvarray_add(&c->rvalue_vals, &bv);
  		} else if ( !BER_BVISNULL( &bv ) ) {
  			value_add_one(&c->rvalue_vals, &bv);
  		}
  		/* else: maybe c->rvalue_vals already set? */
  	}
  	return rc;
  }
  
  int
  init_config_attrs(ConfigTable *ct) {
  	int i, code;
  
  	for (i=0; ct[i].name; i++ ) {
  		if ( !ct[i].attribute ) continue;
  		code = register_at( ct[i].attribute, &ct[i].ad, 1 );
  		if ( code ) {
  			fprintf( stderr, "init_config_attrs: register_at failed\n" );
  			return code;
  		}
  		if (( ct[i].arg_type & ARGS_TYPES ) == ARG_BINARY ) {
  			ldif_must_b64_encode_register( ct[i].ad->ad_cname.bv_val,
  				ct[i].ad->ad_type->sat_oid );
  		}
  	}
  
  	return 0;
  }
  
  int
  init_config_ocs( ConfigOCs *ocs ) {
  	int i, code;
  
  	for (i=0;ocs[i].co_def;i++) {
  		code = register_oc( ocs[i].co_def, &ocs[i].co_oc, 1 );
  		if ( code ) {
  			fprintf( stderr, "init_config_ocs: register_oc failed\n" );
  			return code;
  		}
  	}
  	return 0;
  }
  
  /* Split an LDIF line into space-separated tokens. Words may be grouped
   * by quotes. A quoted string may begin in the middle of a word, but must
   * end at the end of the word (be followed by whitespace or EOS). Any other
   * quotes are passed through unchanged. All other characters are passed
   * through unchanged.
   */
  static char *
  strtok_quote_ldif( char **line )
  {
  	char *beg, *ptr, *quote=NULL;
  	int inquote=0;
  
  	ptr = *line;
  
  	if ( !ptr || !*ptr )
  		return NULL;
  
  	while( isspace( (unsigned char) *ptr )) ptr++;
  
  	if ( *ptr == '"' ) {
  		inquote = 1;
  		ptr++;
  	}
  
  	beg = ptr;
  
  	for (;*ptr;ptr++) {
  		if ( *ptr == '"' ) {
  			if ( inquote && ( !ptr[1] || isspace((unsigned char) ptr[1]))) {
  				*ptr++ = '\0';
  				break;
  			}
  			inquote = 1;
  			quote = ptr;
  			continue;
  		}
  		if ( inquote )
  			continue;
  		if ( isspace( (unsigned char) *ptr )) {
  			*ptr++ = '\0';
  			break;
  		}
  	}
  	if ( quote ) {
  		while ( quote < ptr ) {
  			*quote = quote[1];
  			quote++;
  		}
  	}
  	if ( !*ptr ) {
  		*line = NULL;
  	} else {
  		while ( isspace( (unsigned char) *ptr )) ptr++;
  		*line = ptr;
  	}
  	return beg;
  }
  
  void
  config_parse_ldif( ConfigArgs *c )
  {
  	char *next;
  	c->tline = ch_strdup(c->line);
  	next = c->tline;
  
  	while ((c->argv[c->argc] = strtok_quote_ldif( &next )) != NULL) {
  		c->argc++;
  		if ( c->argc >= c->argv_size ) {
  			char **tmp = ch_realloc( c->argv, (c->argv_size + ARGS_STEP) *
  				sizeof( *c->argv ));
  			c->argv = tmp;
  			c->argv_size += ARGS_STEP;
  		}
  	}
  	c->argv[c->argc] = NULL;
  }
  
  int
  config_parse_vals(ConfigTable *ct, ConfigArgs *c, int valx)
  {
  	int 	rc = 0;
  	int arg_type = ct->arg_type & ARGS_TYPES;
  
  	snprintf( c->log, sizeof( c->log ), "%s: value #%d",
  		ct->ad->ad_cname.bv_val, valx );
  	c->argc = 1;
  	c->argv[0] = ct->ad->ad_cname.bv_val;
  
  	if ( (( ct->arg_type & ARG_QUOTE ) && c->line[ 0 ] != '"' ) ||
  		(arg_type == ARG_BERVAL || arg_type == ARG_BINARY)) {
  		c->argv[c->argc] = c->line;
  		c->argc++;
  		c->argv[c->argc] = NULL;
  		c->tline = NULL;
  	} else {
  		config_parse_ldif( c );
  	}
  	rc = config_check_vals( ct, c, 1 );
  	ch_free( c->tline );
  	c->tline = NULL;
  
  	if ( rc )
  		rc = LDAP_CONSTRAINT_VIOLATION;
  
  	return rc;
  }
  
  int
  config_parse_add(ConfigTable *ct, ConfigArgs *c, int valx)
  {
  	int	rc = 0;
  	int arg_type = ct->arg_type & ARGS_TYPES;
  
  	snprintf( c->log, sizeof( c->log ), "%s: value #%d",
  		ct->ad->ad_cname.bv_val, valx );
  	c->argc = 1;
  	c->argv[0] = ct->ad->ad_cname.bv_val;
  
  	if ( (( ct->arg_type & ARG_QUOTE ) && c->line[ 0 ] != '"' ) ||
  		(arg_type == ARG_BERVAL || arg_type == ARG_BINARY)) {
  		c->argv[c->argc] = c->line;
  		c->argc++;
  		c->argv[c->argc] = NULL;
  		c->tline = NULL;
  	} else {
  		config_parse_ldif( c );
  	}
  	c->op = LDAP_MOD_ADD;
  	rc = config_add_vals( ct, c );
  	ch_free( c->tline );
  
  	return rc;
  }
  
  int
  read_config_file(const char *fname, int depth, ConfigArgs *cf, ConfigTable *cft)
  {
  	FILE *fp;
  	ConfigTable *ct;
  	ConfigArgs *c;
  	int rc;
  	struct stat s;
  
  	c = ch_calloc( 1, sizeof( ConfigArgs ) );
  	if ( c == NULL ) {
  		return 1;
  	}
  
  	if ( depth ) {
  		memcpy( c, cf, sizeof( ConfigArgs ) );
  	} else {
  		c->depth = depth; /* XXX */
  		c->bi = NULL;
  		c->be = NULL;
  	}
  
  	c->valx = -1;
  	c->fname = fname;
  	init_config_argv( c );
  
  	if ( stat( fname, &s ) != 0 ) {
  		ldap_syslog = 1;
  		Debug(LDAP_DEBUG_ANY,
  		    "could not stat config file \"%s\": %s (%d)\n",
  		    fname, strerror(errno), errno);
  		ch_free( c->argv );
  		ch_free( c );
  		return(1);
  	}
  
  	if ( !S_ISREG( s.st_mode ) ) {
  		ldap_syslog = 1;
  		Debug(LDAP_DEBUG_ANY,
  		    "regular file expected, got \"%s\"\n",
  		    fname );
  		ch_free( c->argv );
  		ch_free( c );
  		return(1);
  	}
  
  	fp = fopen( fname, "r" );
  	if ( fp == NULL ) {
  		ldap_syslog = 1;
  		Debug(LDAP_DEBUG_ANY,
  		    "could not open config file \"%s\": %s (%d)\n",
  		    fname, strerror(errno), errno);
  		ch_free( c->argv );
  		ch_free( c );
  		return(1);
  	}
  
  	Debug(LDAP_DEBUG_CONFIG, "reading config file %s\n", fname );
  
  	fp_getline_init(c);
  
  	c->tline = NULL;
  
  	while ( fp_getline( fp, c ) ) {
  		/* skip comments and blank lines */
  		if ( c->line[0] == '#' || c->line[0] == '\0' ) {
  			continue;
  		}
  
  		snprintf( c->log, sizeof( c->log ), "%s: line %d",
  				c->fname, c->lineno );
  
  		c->argc = 0;
  		ch_free( c->tline );
  		if ( config_fp_parse_line( c ) ) {
  			rc = 1;
  			goto done;
  		}
  
  		if ( c->argc < 1 ) {
  			Debug( LDAP_DEBUG_ANY, "%s: bad config line.\n",
  				c->log );
  			rc = 1;
  			goto done;
  		}
  
  		c->op = SLAP_CONFIG_ADD;
  
  		ct = config_find_keyword( cft, c );
  		if ( ct ) {
  			c->table = Cft_Global;
  			rc = config_add_vals( ct, c );
  			if ( !rc ) continue;
  
  			if ( rc & ARGS_USERLAND ) {
  				/* XXX a usertype would be opaque here */
  				Debug(LDAP_DEBUG_CONFIG, "%s: unknown user type <%s>\n",
  					c->log, c->argv[0] );
  				rc = 1;
  				goto done;
  
  			} else if ( rc == ARG_BAD_CONF ) {
  				rc = 1;
  				goto done;
  			}
  			
  		} else if ( ( c->bi && !c->be ) || ( c->bi && c->bi->bi_flags & SLAP_BFLAG_STANDALONE ) ) {
  			rc = SLAP_CONF_UNKNOWN;
  			if ( c->bi->bi_cf_ocs ) {
  				ct = config_find_keyword( c->bi->bi_cf_ocs->co_table, c );
  				if ( ct ) {
  					c->table = c->bi->bi_cf_ocs->co_type;
  					rc = config_add_vals( ct, c );
  				}
  			}
  			if ( c->bi->bi_config && rc == SLAP_CONF_UNKNOWN ) {
  				rc = (*c->bi->bi_config)(c->bi, c->fname, c->lineno,
  					c->argc, c->argv);
  			}
  			if ( rc ) {
  				switch(rc) {
  				case SLAP_CONF_UNKNOWN:
  					Debug( LDAP_DEBUG_ANY, "%s: unknown directive "
  						"<%s> inside backend info definition.\n",
  						c->log, *c->argv );
  				default:
  					rc = 1;
  					goto done;
  				}
  			}
  
  		} else if ( c->be && c->be != frontendDB ) {
  			rc = SLAP_CONF_UNKNOWN;
  			if ( c->be->be_cf_ocs ) {
  				ct = config_find_keyword( c->be->be_cf_ocs->co_table, c );
  				if ( ct ) {
  					c->table = c->be->be_cf_ocs->co_type;
  					rc = config_add_vals( ct, c );
  				}
  			}
  			if ( c->be->be_config && rc == SLAP_CONF_UNKNOWN ) {
  				rc = (*c->be->be_config)(c->be, c->fname, c->lineno,
  					c->argc, c->argv);
  			}
  			if ( rc == SLAP_CONF_UNKNOWN && SLAP_ISGLOBALOVERLAY( frontendDB ) )
  			{
  				/* global overlays may need 
  				 * definitions inside other databases...
  				 */
  				rc = (*frontendDB->be_config)( frontendDB,
  					c->fname, (int)c->lineno, c->argc, c->argv );
  			}
  
  			switch ( rc ) {
  			case 0:
  				break;
  
  			case SLAP_CONF_UNKNOWN:
  				Debug( LDAP_DEBUG_ANY, "%s: unknown directive "
  					"<%s> inside backend database definition.\n",
  					c->log, *c->argv );
  				
  			default:
  				rc = 1;
  				goto done;
  			}
  
  		} else if ( frontendDB->be_config ) {
  			rc = (*frontendDB->be_config)( frontendDB,
  				c->fname, (int)c->lineno, c->argc, c->argv);
  			if ( rc ) {
  				switch(rc) {
  				case SLAP_CONF_UNKNOWN:
  					Debug( LDAP_DEBUG_ANY, "%s: unknown directive "
  						"<%s> inside global database definition.\n",
  						c->log, *c->argv );
  
  				default:
  					rc = 1;
  					goto done;
  				}
  			}
  			
  		} else {
  			Debug( LDAP_DEBUG_ANY, "%s: unknown directive "
  				"<%s> outside backend info and database definitions.\n",
  				c->log, *c->argv );
  			rc = 1;
  			goto done;
  		}
  	}
  
  	rc = 0;
  
  done:
  	if ( cf ) {
  		cf->be = c->be;
  		cf->bi = c->bi;
  	}
  	ch_free(c->tline);
  	fclose(fp);
  	ch_free(c->argv);
  	ch_free(c);
  	return(rc);
  }
  
  /* restrictops, allows, disallows, requires, loglevel */
  
  int
  bverb_to_mask(struct berval *bword, slap_verbmasks *v) {
  	int i;
  	for(i = 0; !BER_BVISNULL(&v[i].word); i++) {
  		if(!ber_bvstrcasecmp(bword, &v[i].word)) break;
  	}
  	return(i);
  }
  
  int
  verb_to_mask(const char *word, slap_verbmasks *v) {
  	struct berval	bword;
  	ber_str2bv( word, 0, 0, &bword );
  	return bverb_to_mask( &bword, v );
  }
  
  int
  verbs_to_mask(int argc, char *argv[], slap_verbmasks *v, slap_mask_t *m) {
  	int i, j;
  	for(i = 1; i < argc; i++) {
  		j = verb_to_mask(argv[i], v);
  		if(BER_BVISNULL(&v[j].word)) return i;
  		while (!v[j].mask) j--;
  		*m |= v[j].mask;
  	}
  	return(0);
  }
  
  /* Mask keywords that represent multiple bits should occur before single
   * bit keywords in the verbmasks array.
   */
  int
  mask_to_verbs(slap_verbmasks *v, slap_mask_t m, BerVarray *bva) {
  	int i, rc = 1;
  
  	if (m) {
  		for (i=0; !BER_BVISNULL(&v[i].word); i++) {
  			if (!v[i].mask) continue;
  			if (( m & v[i].mask ) == v[i].mask ) {
  				value_add_one( bva, &v[i].word );
  				rc = 0;
  				m ^= v[i].mask;
  				if ( !m ) break;
  			}
  		}
  	}
  	return rc;
  }
  
  /* Return the verbs as a single string, separated by delim */
  int
  mask_to_verbstring(slap_verbmasks *v, slap_mask_t m0, char delim, struct berval *bv)
  {
  	int i, rc = 1;
  
  	BER_BVZERO( bv );
  	if (m0) {
  		slap_mask_t m = m0;
  		char *ptr;
  		for (i=0; !BER_BVISNULL(&v[i].word); i++) {
  			if (!v[i].mask) continue;
  			if (( m & v[i].mask ) == v[i].mask ) {
  				bv->bv_len += v[i].word.bv_len + 1;
  				rc = 0;
  				m ^= v[i].mask;
  				if ( !m ) break;
  			}
  		}
  		bv->bv_val = ch_malloc(bv->bv_len);
  		bv->bv_len--;
  		ptr = bv->bv_val;
  		m = m0;
  		for (i=0; !BER_BVISNULL(&v[i].word); i++) {
  			if (!v[i].mask) continue;
  			if (( m & v[i].mask ) == v[i].mask ) {
  				ptr = lutil_strcopy(ptr, v[i].word.bv_val);
  				*ptr++ = delim;
  				m ^= v[i].mask;
  				if ( !m ) break;
  			}
  		}
  		ptr[-1] = '\0';
  	}
  	return rc;
  }
  
  /* Parse a verbstring */
  int
  verbstring_to_mask(slap_verbmasks *v, char *str, char delim, slap_mask_t *m) {
  	int j;
  	char *d;
  	struct berval bv;
  
  	do {
  		bv.bv_val = str;
  		d = strchr( str, delim );
  		if ( d )
  			bv.bv_len = d - str;
  		else
  			bv.bv_len = strlen( str );
  		j = bverb_to_mask( &bv, v );
  		if(BER_BVISNULL(&v[j].word)) return 1;
  		while (!v[j].mask) j--;
  		*m |= v[j].mask;
  		str += bv.bv_len + 1;
  	} while ( d );
  	return(0);
  }
  
  int
  slap_verbmasks_init( slap_verbmasks **vp, slap_verbmasks *v )
  {
  	int		i;
  
  	assert( *vp == NULL );
  
  	for ( i = 0; !BER_BVISNULL( &v[ i ].word ); i++ ) /* EMPTY */;
  
  	*vp = ch_calloc( i + 1, sizeof( slap_verbmasks ) );
  
  	for ( i = 0; !BER_BVISNULL( &v[ i ].word ); i++ ) {
  		ber_dupbv( &(*vp)[ i ].word, &v[ i ].word );
  		*((slap_mask_t *)&(*vp)[ i ].mask) = v[ i ].mask;
  	}
  
  	BER_BVZERO( &(*vp)[ i ].word );
  
  	return 0;		
  }
  
  int
  slap_verbmasks_destroy( slap_verbmasks *v )
  {
  	int		i;
  
  	assert( v != NULL );
  
  	for ( i = 0; !BER_BVISNULL( &v[ i ].word ); i++ ) {
  		ch_free( v[ i ].word.bv_val );
  	}
  
  	ch_free( v );
  
  	return 0;
  }
  
  int
  slap_verbmasks_append(
  	slap_verbmasks	**vp,
  	slap_mask_t	m,
  	struct berval	*v,
  	slap_mask_t	*ignore )
  {
  	int	i;
  
  	if ( !m ) {
  		return LDAP_OPERATIONS_ERROR;
  	}
  
  	for ( i = 0; !BER_BVISNULL( &(*vp)[ i ].word ); i++ ) {
  		if ( !(*vp)[ i ].mask ) continue;
  
  		if ( ignore != NULL ) {
  			int	j;
  
  			for ( j = 0; ignore[ j ] != 0; j++ ) {
  				if ( (*vp)[ i ].mask == ignore[ j ] ) {
  					goto check_next;
  				}
  			}
  		}
  
  		if ( ( m & (*vp)[ i ].mask ) == (*vp)[ i ].mask ) {
  			if ( ber_bvstrcasecmp( v, &(*vp)[ i ].word ) == 0 ) {
  				/* already set; ignore */
  				return LDAP_SUCCESS;
  			}
  			/* conflicts */
  			return LDAP_TYPE_OR_VALUE_EXISTS;
  		}
  
  		if ( m & (*vp)[ i ].mask ) {
  			/* conflicts */
  			return LDAP_CONSTRAINT_VIOLATION;
  		}
  check_next:;
  	}
  
  	*vp = ch_realloc( *vp, sizeof( slap_verbmasks ) * ( i + 2 ) );
  	ber_dupbv( &(*vp)[ i ].word, v );
  	*((slap_mask_t *)&(*vp)[ i ].mask) = m;
  	BER_BVZERO( &(*vp)[ i + 1 ].word );
  
  	return LDAP_SUCCESS;
  }
  
  int
  enum_to_verb(slap_verbmasks *v, slap_mask_t m, struct berval *bv) {
  	int i;
  
  	for (i=0; !BER_BVISNULL(&v[i].word); i++) {
  		if ( m == v[i].mask ) {
  			if ( bv != NULL ) {
  				*bv = v[i].word;
  			}
  			return i;
  		}
  	}
  	return -1;
  }
  
  /* register a new verbmask */
  static int
  slap_verbmask_register( slap_verbmasks *vm_, slap_verbmasks **vmp, struct berval *bv, int mask )
  {
  	slap_verbmasks	*vm = *vmp;
  	int		i;
  
  	/* check for duplicate word */
  	/* NOTE: we accept duplicate codes; the first occurrence will be used
  	 * when mapping from mask to verb */
  	i = verb_to_mask( bv->bv_val, vm );
  	if ( !BER_BVISNULL( &vm[ i ].word ) ) {
  		return -1;
  	}
  
  	for ( i = 0; !BER_BVISNULL( &vm[ i ].word ); i++ )
  		;
  
  	if ( vm == vm_ ) {
  		/* first time: duplicate array */
  		vm = ch_calloc( i + 2, sizeof( slap_verbmasks ) );
  		for ( i = 0; !BER_BVISNULL( &vm_[ i ].word ); i++ )
  		{
  			ber_dupbv( &vm[ i ].word, &vm_[ i ].word );
  			*((slap_mask_t*)&vm[ i ].mask) = vm_[ i ].mask;
  		}
  
  	} else {
  		vm = ch_realloc( vm, (i + 2) * sizeof( slap_verbmasks ) );
  	}
  
  	ber_dupbv( &vm[ i ].word, bv );
  	*((slap_mask_t*)&vm[ i ].mask) = mask;
  
  	BER_BVZERO( &vm[ i+1 ].word );
  
  	*vmp = vm;
  
  	return i;
  }
  
  static slap_verbmasks slap_ldap_response_code_[] = {
  	{ BER_BVC("success"),				LDAP_SUCCESS },
  
  	{ BER_BVC("operationsError"),			LDAP_OPERATIONS_ERROR },
  	{ BER_BVC("protocolError"),			LDAP_PROTOCOL_ERROR },
  	{ BER_BVC("timelimitExceeded"),			LDAP_TIMELIMIT_EXCEEDED },
  	{ BER_BVC("sizelimitExceeded"),			LDAP_SIZELIMIT_EXCEEDED },
  	{ BER_BVC("compareFalse"),			LDAP_COMPARE_FALSE },
  	{ BER_BVC("compareTrue"),			LDAP_COMPARE_TRUE },
  
  	{ BER_BVC("authMethodNotSupported"),		LDAP_AUTH_METHOD_NOT_SUPPORTED },
  	{ BER_BVC("strongAuthNotSupported"),		LDAP_STRONG_AUTH_NOT_SUPPORTED },
  	{ BER_BVC("strongAuthRequired"),		LDAP_STRONG_AUTH_REQUIRED },
  	{ BER_BVC("strongerAuthRequired"),		LDAP_STRONGER_AUTH_REQUIRED },
  #if 0 /* not LDAPv3 */
  	{ BER_BVC("partialResults"),			LDAP_PARTIAL_RESULTS },
  #endif
  
  	{ BER_BVC("referral"),				LDAP_REFERRAL },
  	{ BER_BVC("adminlimitExceeded"),		LDAP_ADMINLIMIT_EXCEEDED },
  	{ BER_BVC("unavailableCriticalExtension"),	LDAP_UNAVAILABLE_CRITICAL_EXTENSION },
  	{ BER_BVC("confidentialityRequired"),		LDAP_CONFIDENTIALITY_REQUIRED },
  	{ BER_BVC("saslBindInProgress"),		LDAP_SASL_BIND_IN_PROGRESS },
  
  	{ BER_BVC("noSuchAttribute"),			LDAP_NO_SUCH_ATTRIBUTE },
  	{ BER_BVC("undefinedType"),			LDAP_UNDEFINED_TYPE },
  	{ BER_BVC("inappropriateMatching"),		LDAP_INAPPROPRIATE_MATCHING },
  	{ BER_BVC("constraintViolation"),		LDAP_CONSTRAINT_VIOLATION },
  	{ BER_BVC("typeOrValueExists"),			LDAP_TYPE_OR_VALUE_EXISTS },
  	{ BER_BVC("invalidSyntax"),			LDAP_INVALID_SYNTAX },
  
  	{ BER_BVC("noSuchObject"),			LDAP_NO_SUCH_OBJECT },
  	{ BER_BVC("aliasProblem"),			LDAP_ALIAS_PROBLEM },
  	{ BER_BVC("invalidDnSyntax"),			LDAP_INVALID_DN_SYNTAX },
  #if 0 /* not LDAPv3 */
  	{ BER_BVC("isLeaf"),				LDAP_IS_LEAF },
  #endif
  	{ BER_BVC("aliasDerefProblem"),			LDAP_ALIAS_DEREF_PROBLEM },
  
  	{ BER_BVC("proxyAuthzFailure"),			LDAP_X_PROXY_AUTHZ_FAILURE },
  	{ BER_BVC("inappropriateAuth"),			LDAP_INAPPROPRIATE_AUTH },
  	{ BER_BVC("invalidCredentials"),		LDAP_INVALID_CREDENTIALS },
  	{ BER_BVC("insufficientAccess"),		LDAP_INSUFFICIENT_ACCESS },
  
  	{ BER_BVC("busy"),				LDAP_BUSY },
  	{ BER_BVC("unavailable"),			LDAP_UNAVAILABLE },
  	{ BER_BVC("unwillingToPerform"),		LDAP_UNWILLING_TO_PERFORM },
  	{ BER_BVC("loopDetect"),			LDAP_LOOP_DETECT },
  
  	{ BER_BVC("namingViolation"),			LDAP_NAMING_VIOLATION },
  	{ BER_BVC("objectClassViolation"),		LDAP_OBJECT_CLASS_VIOLATION },
  	{ BER_BVC("notAllowedOnNonleaf"),		LDAP_NOT_ALLOWED_ON_NONLEAF },
  	{ BER_BVC("notAllowedOnRdn"),			LDAP_NOT_ALLOWED_ON_RDN },
  	{ BER_BVC("alreadyExists"),			LDAP_ALREADY_EXISTS },
  	{ BER_BVC("noObjectClassMods"),			LDAP_NO_OBJECT_CLASS_MODS },
  	{ BER_BVC("resultsTooLarge"),			LDAP_RESULTS_TOO_LARGE },
  	{ BER_BVC("affectsMultipleDsas"),		LDAP_AFFECTS_MULTIPLE_DSAS },
  
  	{ BER_BVC("other"),				LDAP_OTHER },
  
  	/* extension-specific */
  
  	{ BER_BVC("cupResourcesExhausted"),		LDAP_CUP_RESOURCES_EXHAUSTED },
  	{ BER_BVC("cupSecurityViolation"),		LDAP_CUP_SECURITY_VIOLATION },
  	{ BER_BVC("cupInvalidData"),			LDAP_CUP_INVALID_DATA },
  	{ BER_BVC("cupUnsupportedScheme"),		LDAP_CUP_UNSUPPORTED_SCHEME },
  	{ BER_BVC("cupReloadRequired"),			LDAP_CUP_RELOAD_REQUIRED },
  
  	{ BER_BVC("cancelled"),				LDAP_CANCELLED },
  	{ BER_BVC("noSuchOperation"),			LDAP_NO_SUCH_OPERATION },
  	{ BER_BVC("tooLate"),				LDAP_TOO_LATE },
  	{ BER_BVC("cannotCancel"),			LDAP_CANNOT_CANCEL },
  
  	{ BER_BVC("assertionFailed"),			LDAP_ASSERTION_FAILED },
  
  	{ BER_BVC("proxiedAuthorizationDenied"),	LDAP_PROXIED_AUTHORIZATION_DENIED },
  
  	{ BER_BVC("syncRefreshRequired"),		LDAP_SYNC_REFRESH_REQUIRED },
  
  	{ BER_BVC("noOperation"),			LDAP_X_NO_OPERATION },
  
  	{ BER_BVNULL,				0 }
  };
  
  slap_verbmasks *slap_ldap_response_code = slap_ldap_response_code_;
  
  int
  slap_ldap_response_code_register( struct berval *bv, int err )
  {
  	return slap_verbmask_register( slap_ldap_response_code_,
  		&slap_ldap_response_code, bv, err );
  }
  
  #ifdef HAVE_TLS
  static slap_verbmasks tlskey[] = {
  	{ BER_BVC("no"),	SB_TLS_OFF },
  	{ BER_BVC("yes"),	SB_TLS_ON },
  	{ BER_BVC("critical"),	SB_TLS_CRITICAL },
  	{ BER_BVNULL, 0 }
  };
  
  static slap_verbmasks crlkeys[] = {
  		{ BER_BVC("none"),	LDAP_OPT_X_TLS_CRL_NONE },
  		{ BER_BVC("peer"),	LDAP_OPT_X_TLS_CRL_PEER },
  		{ BER_BVC("all"),	LDAP_OPT_X_TLS_CRL_ALL },
  		{ BER_BVNULL, 0 }
  	};
  
  static slap_verbmasks vfykeys[] = {
  		{ BER_BVC("never"),	LDAP_OPT_X_TLS_NEVER },
  		{ BER_BVC("allow"),	LDAP_OPT_X_TLS_ALLOW },
  		{ BER_BVC("try"),	LDAP_OPT_X_TLS_TRY },
  		{ BER_BVC("demand"),	LDAP_OPT_X_TLS_DEMAND },
  		{ BER_BVC("hard"),	LDAP_OPT_X_TLS_HARD },
  		{ BER_BVC("true"),	LDAP_OPT_X_TLS_HARD },
  		{ BER_BVNULL, 0 }
  	};
  #endif
  
  static slap_verbmasks methkey[] = {
  	{ BER_BVC("none"),	LDAP_AUTH_NONE },
  	{ BER_BVC("simple"),	LDAP_AUTH_SIMPLE },
  #ifdef HAVE_CYRUS_SASL
  	{ BER_BVC("sasl"),	LDAP_AUTH_SASL },
  #endif
  	{ BER_BVNULL, 0 }
  };
  
  static slap_verbmasks versionkey[] = {
  	{ BER_BVC("2"),		LDAP_VERSION2 },
  	{ BER_BVC("3"),		LDAP_VERSION3 },
  	{ BER_BVNULL, 0 }
  };
  
  int
  slap_keepalive_parse(
  	struct berval *val,
  	void *bc,
  	slap_cf_aux_table *tab0,
  	const char *tabmsg,
  	int unparse )
  {
  	if ( unparse ) {
  		slap_keepalive *sk = (slap_keepalive *)bc;
  		int rc = snprintf( val->bv_val, val->bv_len, "%d:%d:%d",
  			sk->sk_idle, sk->sk_probes, sk->sk_interval );
  		if ( rc < 0 ) {
  			return -1;
  		}
  
  		if ( (unsigned)rc >= val->bv_len ) {
  			return -1;
  		}
  
  		val->bv_len = rc;
  
  	} else {
  		char *s = val->bv_val;
  		char *next;
  		slap_keepalive *sk = (slap_keepalive *)bc;
  		slap_keepalive sk2;
  
  		if ( s[0] == ':' ) {
  			sk2.sk_idle = 0;
  			s++;
  			
  		} else {
  			sk2.sk_idle = strtol( s, &next, 10 );
  			if ( next == s || next[0] != ':' ) {
  				return -1;
  			}
  
  			if ( sk2.sk_idle < 0 ) {
  				return -1;
  			}
  
  			s = ++next;
  		}
  
  		if ( s[0] == ':' ) {
  			sk2.sk_probes = 0;
  			s++;
  
  		} else {
  			sk2.sk_probes = strtol( s, &next, 10 );
  			if ( next == s || next[0] != ':' ) {
  				return -1;
  			}
  
  			if ( sk2.sk_probes < 0 ) {
  				return -1;
  			}
  
  			s = ++next;
  		}
  
  		if ( *s == '\0' ) {
  			sk2.sk_interval = 0;
  
  		} else {
  			sk2.sk_interval = strtol( s, &next, 10 );
  			if ( next == s || next[0] != '\0' ) {
  				return -1;
  			}
  
  			if ( sk2.sk_interval < 0 ) {
  				return -1;
  			}
  		}
  
  		*sk = sk2;
  
  		ber_memfree( val->bv_val );
  		BER_BVZERO( val );
  	}
  
  	return 0;
  }
  
  static int
  slap_sb_uri(
  	struct berval *val,
  	void *bcp,
  	slap_cf_aux_table *tab0,
  	const char *tabmsg,
  	int unparse )
  {
  	slap_bindconf *bc = bcp;
  	if ( unparse ) {
  		if ( bc->sb_uri.bv_len >= val->bv_len )
  			return -1;
  		val->bv_len = bc->sb_uri.bv_len;
  		AC_MEMCPY( val->bv_val, bc->sb_uri.bv_val, val->bv_len );
  	} else {
  		bc->sb_uri = *val;
  #ifdef HAVE_TLS
  		if ( ldap_is_ldaps_url( val->bv_val ))
  			bc->sb_tls_do_init = 1;
  #endif
  	}
  	return 0;
  }
  
  static slap_cf_aux_table bindkey[] = {
  	{ BER_BVC("uri="), 0, 'x', 1, slap_sb_uri },
  	{ BER_BVC("version="), offsetof(slap_bindconf, sb_version), 'i', 0, versionkey },
  	{ BER_BVC("bindmethod="), offsetof(slap_bindconf, sb_method), 'i', 0, methkey },
  	{ BER_BVC("timeout="), offsetof(slap_bindconf, sb_timeout_api), 'i', 0, NULL },
  	{ BER_BVC("network-timeout="), offsetof(slap_bindconf, sb_timeout_net), 'i', 0, NULL },
  	{ BER_BVC("binddn="), offsetof(slap_bindconf, sb_binddn), 'b', 1, (slap_verbmasks *)dnNormalize },
  	{ BER_BVC("credentials="), offsetof(slap_bindconf, sb_cred), 'b', 1, NULL },
  	{ BER_BVC("saslmech="), offsetof(slap_bindconf, sb_saslmech), 'b', 0, NULL },
  	{ BER_BVC("secprops="), offsetof(slap_bindconf, sb_secprops), 's', 0, NULL },
  	{ BER_BVC("realm="), offsetof(slap_bindconf, sb_realm), 'b', 0, NULL },
  	{ BER_BVC("authcID="), offsetof(slap_bindconf, sb_authcId), 'b', 1, NULL },
  	{ BER_BVC("authzID="), offsetof(slap_bindconf, sb_authzId), 'b', 1, (slap_verbmasks *)authzNormalize },
  	{ BER_BVC("keepalive="), offsetof(slap_bindconf, sb_keepalive), 'x', 0, (slap_verbmasks *)slap_keepalive_parse },
  #ifdef HAVE_TLS
  	/* NOTE: replace "13" with the actual index
  	 * of the first TLS-related line */
  #define aux_TLS (bindkey+13)	/* beginning of TLS keywords */
  
  	{ BER_BVC("starttls="), offsetof(slap_bindconf, sb_tls), 'i', 0, tlskey },
  	{ BER_BVC("tls_cert="), offsetof(slap_bindconf, sb_tls_cert), 's', 1, NULL },
  	{ BER_BVC("tls_key="), offsetof(slap_bindconf, sb_tls_key), 's', 1, NULL },
  	{ BER_BVC("tls_cacert="), offsetof(slap_bindconf, sb_tls_cacert), 's', 1, NULL },
  	{ BER_BVC("tls_cacertdir="), offsetof(slap_bindconf, sb_tls_cacertdir), 's', 1, NULL },
  	{ BER_BVC("tls_reqcert="), offsetof(slap_bindconf, sb_tls_reqcert), 's', 0, NULL },
  	{ BER_BVC("tls_cipher_suite="), offsetof(slap_bindconf, sb_tls_cipher_suite), 's', 0, NULL },
  	{ BER_BVC("tls_protocol_min="), offsetof(slap_bindconf, sb_tls_protocol_min), 's', 0, NULL },
  #ifdef HAVE_OPENSSL_CRL
  	{ BER_BVC("tls_crlcheck="), offsetof(slap_bindconf, sb_tls_crlcheck), 's', 0, NULL },
  #endif
  #endif
  	{ BER_BVNULL, 0, 0, 0, NULL }
  };
  
  /*
   * 's':	char *
   * 'b':	struct berval; if !NULL, normalize using ((slap_mr_normalize_func *)aux)
   * 'i':	int; if !NULL, compute using ((slap_verbmasks *)aux)
   * 'u':	unsigned
   * 'I':	long
   * 'U':	unsigned long
   */
  
  int
  slap_cf_aux_table_parse( const char *word, void *dst, slap_cf_aux_table *tab0, LDAP_CONST char *tabmsg )
  {
  	int rc = SLAP_CONF_UNKNOWN;
  	slap_cf_aux_table *tab;
  
  	for ( tab = tab0; !BER_BVISNULL( &tab->key ); tab++ ) {
  		if ( !strncasecmp( word, tab->key.bv_val, tab->key.bv_len ) ) {
  			char **cptr;
  			int *iptr, j;
  			unsigned *uptr;
  			long *lptr;
  			unsigned long *ulptr;
  			struct berval *bptr;
  			const char *val = word + tab->key.bv_len;
  
  			switch ( tab->type ) {
  			case 's':
  				cptr = (char **)((char *)dst + tab->off);
  				*cptr = ch_strdup( val );
  				rc = 0;
  				break;
  
  			case 'b':
  				bptr = (struct berval *)((char *)dst + tab->off);
  				if ( tab->aux != NULL ) {
  					struct berval	dn;
  					slap_mr_normalize_func *normalize = (slap_mr_normalize_func *)tab->aux;
  
  					ber_str2bv( val, 0, 0, &dn );
  					rc = normalize( 0, NULL, NULL, &dn, bptr, NULL );
  
  				} else {
  					ber_str2bv( val, 0, 1, bptr );
  					rc = 0;
  				}
  				break;
  
  			case 'i':
  				iptr = (int *)((char *)dst + tab->off);
  
  				if ( tab->aux != NULL ) {
  					slap_verbmasks *aux = (slap_verbmasks *)tab->aux;
  
  					assert( aux != NULL );
  
  					rc = 1;
  					for ( j = 0; !BER_BVISNULL( &aux[j].word ); j++ ) {
  						if ( !strcasecmp( val, aux[j].word.bv_val ) ) {
  							*iptr = aux[j].mask;
  							rc = 0;
  							break;
  						}
  					}
  
  				} else {
  					rc = lutil_atoix( iptr, val, 0 );
  				}
  				break;
  
  			case 'u':
  				uptr = (unsigned *)((char *)dst + tab->off);
  
  				rc = lutil_atoux( uptr, val, 0 );
  				break;
  
  			case 'I':
  				lptr = (long *)((char *)dst + tab->off);
  
  				rc = lutil_atolx( lptr, val, 0 );
  				break;
  
  			case 'U':
  				ulptr = (unsigned long *)((char *)dst + tab->off);
  
  				rc = lutil_atoulx( ulptr, val, 0 );
  				break;
  
  			case 'x':
  				if ( tab->aux != NULL ) {
  					struct berval value;
  					slap_cf_aux_table_parse_x *func = (slap_cf_aux_table_parse_x *)tab->aux;
  
  					ber_str2bv( val, 0, 1, &value );
  
  					rc = func( &value, (void *)((char *)dst + tab->off), tab, tabmsg, 0 );
  
  				} else {
  					rc = 1;
  				}
  				break;
  			}
  
  			if ( rc ) {
  				Debug( LDAP_DEBUG_ANY, "invalid %s value %s\n",
  					tabmsg, word );
  			}
  			
  			return rc;
  		}
  	}
  
  	return rc;
  }
  
  int
  slap_cf_aux_table_unparse( void *src, struct berval *bv, slap_cf_aux_table *tab0 )
  {
  	char buf[AC_LINE_MAX], *ptr;
  	slap_cf_aux_table *tab;
  	struct berval tmp;
  
  	ptr = buf;
  	for (tab = tab0; !BER_BVISNULL(&tab->key); tab++ ) {
  		char **cptr;
  		int *iptr, i;
  		unsigned *uptr;
  		long *lptr;
  		unsigned long *ulptr;
  		struct berval *bptr;
  
  		cptr = (char **)((char *)src + tab->off);
  
  		switch ( tab->type ) {
  		case 'b':
  			bptr = (struct berval *)((char *)src + tab->off);
  			cptr = &bptr->bv_val;
  
  		case 's':
  			if ( *cptr ) {
  				*ptr++ = ' ';
  				ptr = lutil_strcopy( ptr, tab->key.bv_val );
  				if ( tab->quote ) *ptr++ = '"';
  				ptr = lutil_strcopy( ptr, *cptr );
  				if ( tab->quote ) *ptr++ = '"';
  			}
  			break;
  
  		case 'i':
  			iptr = (int *)((char *)src + tab->off);
  
  			if ( tab->aux != NULL ) {
  				slap_verbmasks *aux = (slap_verbmasks *)tab->aux;
  
  				for ( i = 0; !BER_BVISNULL( &aux[i].word ); i++ ) {
  					if ( *iptr == aux[i].mask ) {
  						*ptr++ = ' ';
  						ptr = lutil_strcopy( ptr, tab->key.bv_val );
  						ptr = lutil_strcopy( ptr, aux[i].word.bv_val );
  						break;
  					}
  				}
  
  			} else {
  				*ptr++ = ' ';
  				ptr = lutil_strcopy( ptr, tab->key.bv_val );
  				ptr += snprintf( ptr, sizeof( buf ) - ( ptr - buf ), "%d", *iptr );
  			}
  			break;
  
  		case 'u':
  			uptr = (unsigned *)((char *)src + tab->off);
  			*ptr++ = ' ';
  			ptr = lutil_strcopy( ptr, tab->key.bv_val );
  			ptr += snprintf( ptr, sizeof( buf ) - ( ptr - buf ), "%u", *uptr );
  			break;
  
  		case 'I':
  			lptr = (long *)((char *)src + tab->off);
  			*ptr++ = ' ';
  			ptr = lutil_strcopy( ptr, tab->key.bv_val );
  			ptr += snprintf( ptr, sizeof( buf ) - ( ptr - buf ), "%ld", *lptr );
  			break;
  
  		case 'U':
  			ulptr = (unsigned long *)((char *)src + tab->off);
  			*ptr++ = ' ';
  			ptr = lutil_strcopy( ptr, tab->key.bv_val );
  			ptr += snprintf( ptr, sizeof( buf ) - ( ptr - buf ), "%lu", *ulptr );
  			break;
  
  		case 'x':
  			{
  				char *saveptr=ptr;
  				*ptr++ = ' ';
  				ptr = lutil_strcopy( ptr, tab->key.bv_val );
  				if ( tab->quote ) *ptr++ = '"';
  				if ( tab->aux != NULL ) {
  					struct berval value;
  					slap_cf_aux_table_parse_x *func = (slap_cf_aux_table_parse_x *)tab->aux;
  					int rc;
  
  					value.bv_val = ptr;
  					value.bv_len = buf + sizeof( buf ) - ptr;
  
  					rc = func( &value, (void *)((char *)src + tab->off), tab, "(unparse)", 1 );
  					if ( rc == 0 ) {
  						if (value.bv_len) {
  							ptr += value.bv_len;
  						} else {
  							ptr = saveptr;
  							break;
  						}
  					}
  				}
  				if ( tab->quote ) *ptr++ = '"';
  			}
  			break;
  
  		default:
  			assert( 0 );
  		}
  	}
  	tmp.bv_val = buf;
  	tmp.bv_len = ptr - buf;
  	ber_dupbv( bv, &tmp );
  	return 0;
  }
  
  int
  slap_tls_get_config( LDAP *ld, int opt, char **val )
  {
  #ifdef HAVE_TLS
  	slap_verbmasks *keys;
  	int i, ival;
  
  	*val = NULL;
  	switch( opt ) {
  	case LDAP_OPT_X_TLS_CRLCHECK:
  		keys = crlkeys;
  		break;
  	case LDAP_OPT_X_TLS_REQUIRE_CERT:
  		keys = vfykeys;
  		break;
  	case LDAP_OPT_X_TLS_PROTOCOL_MIN: {
  		char buf[8];
  		ldap_pvt_tls_get_option( ld, opt, &ival );
  		snprintf( buf, sizeof( buf ), "%d.%d",
  			( ival >> 8 ) & 0xff, ival & 0xff );
  		*val = ch_strdup( buf );
  		return 0;
  		}
  	default:
  		return -1;
  	}
  	ldap_pvt_tls_get_option( ld, opt, &ival );
  	for (i=0; !BER_BVISNULL(&keys[i].word); i++) {
  		if (keys[i].mask == ival) {
  			*val = ch_strdup( keys[i].word.bv_val );
  			return 0;
  		}
  	}
  #endif
  	return -1;
  }
  
  int
  bindconf_tls_parse( const char *word, slap_bindconf *bc )
  {
  #ifdef HAVE_TLS
  	if ( slap_cf_aux_table_parse( word, bc, aux_TLS, "tls config" ) == 0 ) {
  		bc->sb_tls_do_init = 1;
  		return 0;
  	}
  #endif
  	return -1;
  }
  
  int
  bindconf_tls_unparse( slap_bindconf *bc, struct berval *bv )
  {
  #ifdef HAVE_TLS
  	return slap_cf_aux_table_unparse( bc, bv, aux_TLS );
  #endif
  	return -1;
  }
  
  int
  bindconf_parse( const char *word, slap_bindconf *bc )
  {
  #ifdef HAVE_TLS
  	/* Detect TLS config changes explicitly */
  	if ( bindconf_tls_parse( word, bc ) == 0 ) {
  		return 0;
  	}
  #endif
  	return slap_cf_aux_table_parse( word, bc, bindkey, "bind config" );
  }
  
  int
  bindconf_unparse( slap_bindconf *bc, struct berval *bv )
  {
  	return slap_cf_aux_table_unparse( bc, bv, bindkey );
  }
  
  void bindconf_free( slap_bindconf *bc ) {
  	if ( !BER_BVISNULL( &bc->sb_uri ) ) {
  		ch_free( bc->sb_uri.bv_val );
  		BER_BVZERO( &bc->sb_uri );
  	}
  	if ( !BER_BVISNULL( &bc->sb_binddn ) ) {
  		ch_free( bc->sb_binddn.bv_val );
  		BER_BVZERO( &bc->sb_binddn );
  	}
  	if ( !BER_BVISNULL( &bc->sb_cred ) ) {
  		ch_free( bc->sb_cred.bv_val );
  		BER_BVZERO( &bc->sb_cred );
  	}
  	if ( !BER_BVISNULL( &bc->sb_saslmech ) ) {
  		ch_free( bc->sb_saslmech.bv_val );
  		BER_BVZERO( &bc->sb_saslmech );
  	}
  	if ( bc->sb_secprops ) {
  		ch_free( bc->sb_secprops );
  		bc->sb_secprops = NULL;
  	}
  	if ( !BER_BVISNULL( &bc->sb_realm ) ) {
  		ch_free( bc->sb_realm.bv_val );
  		BER_BVZERO( &bc->sb_realm );
  	}
  	if ( !BER_BVISNULL( &bc->sb_authcId ) ) {
  		ch_free( bc->sb_authcId.bv_val );
  		BER_BVZERO( &bc->sb_authcId );
  	}
  	if ( !BER_BVISNULL( &bc->sb_authzId ) ) {
  		ch_free( bc->sb_authzId.bv_val );
  		BER_BVZERO( &bc->sb_authzId );
  	}
  #ifdef HAVE_TLS
  	if ( bc->sb_tls_cert ) {
  		ch_free( bc->sb_tls_cert );
  		bc->sb_tls_cert = NULL;
  	}
  	if ( bc->sb_tls_key ) {
  		ch_free( bc->sb_tls_key );
  		bc->sb_tls_key = NULL;
  	}
  	if ( bc->sb_tls_cacert ) {
  		ch_free( bc->sb_tls_cacert );
  		bc->sb_tls_cacert = NULL;
  	}
  	if ( bc->sb_tls_cacertdir ) {
  		ch_free( bc->sb_tls_cacertdir );
  		bc->sb_tls_cacertdir = NULL;
  	}
  	if ( bc->sb_tls_reqcert ) {
  		ch_free( bc->sb_tls_reqcert );
  		bc->sb_tls_reqcert = NULL;
  	}
  	if ( bc->sb_tls_cipher_suite ) {
  		ch_free( bc->sb_tls_cipher_suite );
  		bc->sb_tls_cipher_suite = NULL;
  	}
  	if ( bc->sb_tls_protocol_min ) {
  		ch_free( bc->sb_tls_protocol_min );
  		bc->sb_tls_protocol_min = NULL;
  	}
  #ifdef HAVE_OPENSSL_CRL
  	if ( bc->sb_tls_crlcheck ) {
  		ch_free( bc->sb_tls_crlcheck );
  		bc->sb_tls_crlcheck = NULL;
  	}
  #endif
  	if ( bc->sb_tls_ctx ) {
  		ldap_pvt_tls_ctx_free( bc->sb_tls_ctx );
  		bc->sb_tls_ctx = NULL;
  	}
  #endif
  }
  
  void
  bindconf_tls_defaults( slap_bindconf *bc )
  {
  #ifdef HAVE_TLS
  	if ( bc->sb_tls_do_init ) {
  		if ( !bc->sb_tls_cacert )
  			ldap_pvt_tls_get_option( slap_tls_ld, LDAP_OPT_X_TLS_CACERTFILE,
  				&bc->sb_tls_cacert );
  		if ( !bc->sb_tls_cacertdir )
  			ldap_pvt_tls_get_option( slap_tls_ld, LDAP_OPT_X_TLS_CACERTDIR,
  				&bc->sb_tls_cacertdir );
  		if ( !bc->sb_tls_cert )
  			ldap_pvt_tls_get_option( slap_tls_ld, LDAP_OPT_X_TLS_CERTFILE,
  				&bc->sb_tls_cert );
  		if ( !bc->sb_tls_key )
  			ldap_pvt_tls_get_option( slap_tls_ld, LDAP_OPT_X_TLS_KEYFILE,
  				&bc->sb_tls_key );
  		if ( !bc->sb_tls_cipher_suite )
  			ldap_pvt_tls_get_option( slap_tls_ld, LDAP_OPT_X_TLS_CIPHER_SUITE,
  				&bc->sb_tls_cipher_suite );
  		if ( !bc->sb_tls_reqcert )
  			bc->sb_tls_reqcert = ch_strdup("demand");
  #ifdef HAVE_OPENSSL_CRL
  		if ( !bc->sb_tls_crlcheck )
  			slap_tls_get_config( slap_tls_ld, LDAP_OPT_X_TLS_CRLCHECK,
  				&bc->sb_tls_crlcheck );
  #endif
  	}
  #endif
  }
  
  #ifdef HAVE_TLS
  static struct {
  	const char *key;
  	size_t offset;
  	int opt;
  } bindtlsopts[] = {
  	{ "tls_cert", offsetof(slap_bindconf, sb_tls_cert), LDAP_OPT_X_TLS_CERTFILE },
  	{ "tls_key", offsetof(slap_bindconf, sb_tls_key), LDAP_OPT_X_TLS_KEYFILE },
  	{ "tls_cacert", offsetof(slap_bindconf, sb_tls_cacert), LDAP_OPT_X_TLS_CACERTFILE },
  	{ "tls_cacertdir", offsetof(slap_bindconf, sb_tls_cacertdir), LDAP_OPT_X_TLS_CACERTDIR },
  	{ "tls_cipher_suite", offsetof(slap_bindconf, sb_tls_cipher_suite), LDAP_OPT_X_TLS_CIPHER_SUITE },
  	{ "tls_protocol_min", offsetof(slap_bindconf, sb_tls_protocol_min), LDAP_OPT_X_TLS_PROTOCOL_MIN },
  	{0, 0}
  };
  
  int bindconf_tls_set( slap_bindconf *bc, LDAP *ld )
  {
  	int i, rc, res = 0;
  	char *ptr = (char *)bc, **word;
  
  	bc->sb_tls_do_init = 0;
  
  	for (i=0; bindtlsopts[i].opt; i++) {
  		word = (char **)(ptr + bindtlsopts[i].offset);
  		if ( *word ) {
  			rc = ldap_set_option( ld, bindtlsopts[i].opt, *word );
  			if ( rc ) {
  				Debug( LDAP_DEBUG_ANY,
  					"bindconf_tls_set: failed to set %s to %s\n",
  						bindtlsopts[i].key, *word );
  				res = -1;
  			}
  		}
  	}
  	if ( bc->sb_tls_reqcert ) {
  		rc = ldap_pvt_tls_config( ld, LDAP_OPT_X_TLS_REQUIRE_CERT,
  			bc->sb_tls_reqcert );
  		if ( rc ) {
  			Debug( LDAP_DEBUG_ANY,
  				"bindconf_tls_set: failed to set tls_reqcert to %s\n",
  					bc->sb_tls_reqcert );
  			res = -1;
  		}
  	}
  	if ( bc->sb_tls_protocol_min ) {
  		rc = ldap_pvt_tls_config( ld, LDAP_OPT_X_TLS_PROTOCOL_MIN,
  			bc->sb_tls_protocol_min );
  		if ( rc ) {
  			Debug( LDAP_DEBUG_ANY,
  				"bindconf_tls_set: failed to set tls_protocol_min to %s\n",
  					bc->sb_tls_protocol_min );
  			res = -1;
  		}
  	}
  #ifdef HAVE_OPENSSL_CRL
  	if ( bc->sb_tls_crlcheck ) {
  		rc = ldap_pvt_tls_config( ld, LDAP_OPT_X_TLS_CRLCHECK,
  			bc->sb_tls_crlcheck );
  		if ( rc ) {
  			Debug( LDAP_DEBUG_ANY,
  				"bindconf_tls_set: failed to set tls_crlcheck to %s\n",
  					bc->sb_tls_crlcheck );
  			res = -1;
  		}
  	}
  #endif
  	if ( bc->sb_tls_ctx ) {
  		rc = ldap_set_option( ld, LDAP_OPT_X_TLS_CTX, bc->sb_tls_ctx );
  		if ( rc )
  			res = rc;
  	} else {
  		int opt = 0;
  		rc = ldap_set_option( ld, LDAP_OPT_X_TLS_NEWCTX, &opt );
  		if ( rc )
  			res = rc;
  		else
  			ldap_get_option( ld, LDAP_OPT_X_TLS_CTX, &bc->sb_tls_ctx );
  	}
  	
  	return res;
  }
  #endif
  
  /*
   * set connection keepalive options
   */
  void
  slap_client_keepalive(LDAP *ld, slap_keepalive *sk)
  {
  	if (!sk) return;
  
  	if ( sk->sk_idle ) {
  		ldap_set_option( ld, LDAP_OPT_X_KEEPALIVE_IDLE, &sk->sk_idle );
  	}
  
  	if ( sk->sk_probes ) {
  		ldap_set_option( ld, LDAP_OPT_X_KEEPALIVE_PROBES, &sk->sk_probes );
  	}
  
  	if ( sk->sk_interval ) {
  		ldap_set_option( ld, LDAP_OPT_X_KEEPALIVE_INTERVAL, &sk->sk_interval );
  	}
  
  	return;
  }
  
  /*
   * connect to a client using the bindconf data
   * note: should move "version" into bindconf...
   */
  int
  slap_client_connect( LDAP **ldp, slap_bindconf *sb )
  {
  	LDAP		*ld = NULL;
  	int		rc;
  	struct timeval tv;
  
  	/* Init connection to master */
  	rc = ldap_initialize( &ld, sb->sb_uri.bv_val );
  	if ( rc != LDAP_SUCCESS ) {
  		Debug( LDAP_DEBUG_ANY,
  			"slap_client_connect: "
  			"ldap_initialize(%s) failed (%d)\n",
  			sb->sb_uri.bv_val, rc );
  		return rc;
  	}
  
  	if ( sb->sb_version != 0 ) {
  		ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION,
  			(const void *)&sb->sb_version );
  	}
  
  	if ( sb->sb_timeout_api ) {
  		tv.tv_sec = sb->sb_timeout_api;
  		tv.tv_usec = 0;
  		ldap_set_option( ld, LDAP_OPT_TIMEOUT, &tv );
  	}
  
  	if ( sb->sb_timeout_net ) {
  		tv.tv_sec = sb->sb_timeout_net;
  		tv.tv_usec = 0;
  		ldap_set_option( ld, LDAP_OPT_NETWORK_TIMEOUT, &tv );
  	}
  
  	/* setting network keepalive options */
  	slap_client_keepalive(ld, &sb->sb_keepalive);
  
  #ifdef HAVE_TLS
  	rc = bindconf_tls_set( sb, ld );
  	if ( rc ) {
  		Debug( LDAP_DEBUG_ANY,
  			"slap_client_connect: "
  			"URI=%s TLS context initialization failed (%d)\n",
  			sb->sb_uri.bv_val, rc );
  		goto done;
  	}
  #endif
  
  	/* Bind */
  	if ( sb->sb_tls ) {
  		rc = ldap_start_tls_s( ld, NULL, NULL );
  		if ( rc != LDAP_SUCCESS ) {
  			Debug( LDAP_DEBUG_ANY,
  				"slap_client_connect: URI=%s "
  				"%s, ldap_start_tls failed (%d)\n",
  				sb->sb_uri.bv_val,
  				sb->sb_tls == SB_TLS_CRITICAL ?
  					"Error" : "Warning",
  				rc );
  			if ( sb->sb_tls == SB_TLS_CRITICAL ) {
  				goto done;
  			}
  		}
  	}
  
  	if ( sb->sb_method == LDAP_AUTH_SASL ) {
  #ifdef HAVE_CYRUS_SASL
  		void *defaults;
  
  		if ( sb->sb_secprops != NULL ) {
  			rc = ldap_set_option( ld,
  				LDAP_OPT_X_SASL_SECPROPS, sb->sb_secprops);
  
  			if( rc != LDAP_OPT_SUCCESS ) {
  				Debug( LDAP_DEBUG_ANY,
  					"slap_client_connect: "
  					"error, ldap_set_option "
  					"(%s,SECPROPS,\"%s\") failed!\n",
  					sb->sb_uri.bv_val, sb->sb_secprops );
  				goto done;
  			}
  		}
  
  		defaults = lutil_sasl_defaults( ld,
  			sb->sb_saslmech.bv_val,
  			sb->sb_realm.bv_val,
  			sb->sb_authcId.bv_val,
  			sb->sb_cred.bv_val,
  			sb->sb_authzId.bv_val );
  		if ( defaults == NULL ) {
  			rc = LDAP_OTHER;
  			goto done;
  		}
  
  		rc = ldap_sasl_interactive_bind_s( ld,
  				sb->sb_binddn.bv_val,
  				sb->sb_saslmech.bv_val,
  				NULL, NULL,
  				LDAP_SASL_QUIET,
  				lutil_sasl_interact,
  				defaults );
  
  		lutil_sasl_freedefs( defaults );
  
  		/* FIXME: different error behaviors according to
  		 *	1) return code
  		 *	2) on err policy : exit, retry, backoff ...
  		 */
  		if ( rc != LDAP_SUCCESS ) {
  			static struct berval bv_GSSAPI = BER_BVC( "GSSAPI" );
  
  			Debug( LDAP_DEBUG_ANY, "slap_client_connect: URI=%s "
  				"ldap_sasl_interactive_bind_s failed (%d)\n",
  				sb->sb_uri.bv_val, rc );
  
  			/* FIXME (see above comment) */
  			/* if Kerberos credentials cache is not active, retry */
  			if ( ber_bvcmp( &sb->sb_saslmech, &bv_GSSAPI ) == 0 &&
  				rc == LDAP_LOCAL_ERROR )
  			{
  				rc = LDAP_SERVER_DOWN;
  			}
  
  			goto done;
  		}
  #else /* HAVE_CYRUS_SASL */
  		/* Should never get here, we trapped this at config time */
  		assert(0);
  		Debug( LDAP_DEBUG_SYNC, "not compiled with SASL support\n" );
  		rc = LDAP_OTHER;
  		goto done;
  #endif
  
  	} else if ( sb->sb_method == LDAP_AUTH_SIMPLE ) {
  		rc = ldap_sasl_bind_s( ld,
  			sb->sb_binddn.bv_val, LDAP_SASL_SIMPLE,
  			&sb->sb_cred, NULL, NULL, NULL );
  		if ( rc != LDAP_SUCCESS ) {
  			Debug( LDAP_DEBUG_ANY, "slap_client_connect: "
  				"URI=%s DN=\"%s\" "
  				"ldap_sasl_bind_s failed (%d)\n",
  				sb->sb_uri.bv_val, sb->sb_binddn.bv_val, rc );
  			goto done;
  		}
  	}
  
  done:;
  	if ( rc ) {
  		if ( ld ) {
  			ldap_unbind_ext( ld, NULL, NULL );
  			*ldp = NULL;
  		}
  
  	} else {
  		*ldp = ld;
  	}
  
  	return rc;
  }
  
  /* -------------------------------------- */
  
  
  static char *
  strtok_quote( char *line, char *sep, char **quote_ptr, int *iqp )
  {
  	int		inquote;
  	char		*tmp;
  	static char	*next;
  
  	*quote_ptr = NULL;
  	if ( line != NULL ) {
  		next = line;
  	}
  	while ( *next && strchr( sep, *next ) ) {
  		next++;
  	}
  
  	if ( *next == '\0' ) {
  		next = NULL;
  		return( NULL );
  	}
  	tmp = next;
  
  	for ( inquote = 0; *next; ) {
  		switch ( *next ) {
  		case '"':
  			if ( inquote ) {
  				inquote = 0;
  			} else {
  				inquote = 1;
  			}
  			AC_MEMCPY( next, next + 1, strlen( next + 1 ) + 1 );
  			break;
  
  		case '\\':
  			if ( next[1] )
  				AC_MEMCPY( next,
  					    next + 1, strlen( next + 1 ) + 1 );
  			next++;		/* dont parse the escaped character */
  			break;
  
  		default:
  			if ( ! inquote ) {
  				if ( strchr( sep, *next ) != NULL ) {
  					*quote_ptr = next;
  					*next++ = '\0';
  					return( tmp );
  				}
  			}
  			next++;
  			break;
  		}
  	}
  	*iqp = inquote;
  
  	return( tmp );
  }
  
  static char	buf[AC_LINE_MAX];
  static char	*line;
  static size_t lmax, lcur;
  
  #define CATLINE( buf ) \
  	do { \
  		size_t len = strlen( buf ); \
  		while ( lcur + len + 1 > lmax ) { \
  			lmax += AC_LINE_MAX; \
  			line = (char *) ch_realloc( line, lmax ); \
  		} \
  		strcpy( line + lcur, buf ); \
  		lcur += len; \
  	} while( 0 )
  
  static void
  fp_getline_init(ConfigArgs *c) {
  	c->lineno = -1;
  	buf[0] = '\0';
  }
  
  static int
  fp_getline( FILE *fp, ConfigArgs *c )
  {
  	char	*p;
  
  	lcur = 0;
  	CATLINE(buf);
  	c->lineno++;
  
  	/* avoid stack of bufs */
  	if ( strncasecmp( line, "include", STRLENOF( "include" ) ) == 0 ) {
  		buf[0] = '\0';
  		c->line = line;
  		return(1);
  	}
  
  	while ( fgets( buf, sizeof( buf ), fp ) ) {
  		p = strchr( buf, '\n' );
  		if ( p ) {
  			if ( p > buf && p[-1] == '\r' ) {
  				--p;
  			}
  			*p = '\0';
  		}
  		/* XXX ugly */
  		c->line = line;
  		if ( line[0]
  				&& ( p = line + strlen( line ) - 1 )[0] == '\\'
  				&& p[-1] != '\\' )
  		{
  			p[0] = '\0';
  			lcur--;
  			
  		} else {
  			if ( !isspace( (unsigned char)buf[0] ) ) {
  				return(1);
  			}
  			buf[0] = ' ';
  		}
  		CATLINE(buf);
  		c->lineno++;
  	}
  
  	buf[0] = '\0';
  	c->line = line;
  	return(line[0] ? 1 : 0);
  }
  
  int
  config_fp_parse_line(ConfigArgs *c)
  {
  	char *token;
  	static char *const hide[] = {
  		"rootpw", "replica", "syncrepl",  /* in slapd */
  		"acl-bind", "acl-method", "idassert-bind",  /* in back-ldap */
  		"acl-passwd", "bindpw",  /* in back-<ldap/meta> */
  		"pseudorootpw",  /* in back-meta */
  		"dbpasswd",  /* in back-sql */
  		NULL
  	};
  	static char *const raw[] = {
  		"attributetype", "objectclass", "ditcontentrule", "ldapsyntax", NULL };
  	char *quote_ptr;
  	int i = (int)(sizeof(hide)/sizeof(hide[0])) - 1;
  	int inquote = 0;
  
  	c->tline = ch_strdup(c->line);
  	c->linelen = strlen(c->line);
  	token = strtok_quote(c->tline, " \t", &quote_ptr, &inquote);
  
  	if(token) for(i = 0; hide[i]; i++) if(!strcasecmp(token, hide[i])) break;
  	if(quote_ptr) *quote_ptr = ' ';
  	Debug(LDAP_DEBUG_CONFIG, "%s (%s%s)\n", c->log,
  		hide[i] ? hide[i] : c->line, hide[i] ? " ***" : "");
  	if(quote_ptr) *quote_ptr = '\0';
  
  	for(;; token = strtok_quote(NULL, " \t", &quote_ptr, &inquote)) {
  		if(c->argc >= c->argv_size) {
  			char **tmp;
  			tmp = ch_realloc(c->argv, (c->argv_size + ARGS_STEP) * sizeof(*c->argv));
  			if(!tmp) {
  				Debug(LDAP_DEBUG_ANY, "%s: out of memory\n", c->log );
  				return -1;
  			}
  			c->argv = tmp;
  			c->argv_size += ARGS_STEP;
  		}
  		if(token == NULL)
  			break;
  		c->argv[c->argc++] = token;
  	}
  	c->argv[c->argc] = NULL;
  	if (inquote) {
  		/* these directives parse c->line independently of argv tokenizing */
  		for(i = 0; raw[i]; i++) if (!strcasecmp(c->argv[0], raw[i])) return 0;
  
  		Debug(LDAP_DEBUG_ANY, "%s: unterminated quoted string \"%s\"\n", c->log, c->argv[c->argc-1] );
  		return -1;
  	}
  	return(0);
  }
  
  void
  config_destroy( )
  {
  	ucdata_unload( UCDATA_ALL );
  	if ( frontendDB ) {
  		/* NOTE: in case of early exit, frontendDB can be NULL */
  		if ( frontendDB->be_schemandn.bv_val )
  			free( frontendDB->be_schemandn.bv_val );
  		if ( frontendDB->be_schemadn.bv_val )
  			free( frontendDB->be_schemadn.bv_val );
  		if ( frontendDB->be_acl )
  			acl_destroy( frontendDB->be_acl );
  	}
  	free( line );
  	if ( slapd_args_file )
  		free ( slapd_args_file );
  	if ( slapd_pid_file )
  		free ( slapd_pid_file );
  	if ( default_passwd_hash )
  		ldap_charray_free( default_passwd_hash );
  }
  
  char **
  slap_str2clist( char ***out, char *in, const char *brkstr )
  {
  	char	*str;
  	char	*s;
  	char	*lasts;
  	int	i, j;
  	char	**new;
  
  	/* find last element in list */
  	for (i = 0; *out && (*out)[i]; i++);
  
  	/* protect the input string from strtok */
  	str = ch_strdup( in );
  
  	if ( *str == '\0' ) {
  		free( str );
  		return( *out );
  	}
  
  	/* Count words in string */
  	j=1;
  	for ( s = str; *s; s++ ) {
  		if ( strchr( brkstr, *s ) != NULL ) {
  			j++;
  		}
  	}
  
  	*out = ch_realloc( *out, ( i + j + 1 ) * sizeof( char * ) );
  	new = *out + i;
  	for ( s = ldap_pvt_strtok( str, brkstr, &lasts );
  		s != NULL;
  		s = ldap_pvt_strtok( NULL, brkstr, &lasts ) )
  	{
  		*new = ch_strdup( s );
  		new++;
  	}
  
  	*new = NULL;
  	free( str );
  	return( *out );
  }
  
  int config_generic_wrapper( Backend *be, const char *fname, int lineno,
  	int argc, char **argv )
  {
  	ConfigArgs c = { 0 };
  	ConfigTable *ct;
  	int rc;
  
  	c.be = be;
  	c.fname = fname;
  	c.lineno = lineno;
  	c.argc = argc;
  	c.argv = argv;
  	c.valx = -1;
  	c.line = line;
  	c.op = SLAP_CONFIG_ADD;
  	snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
  
  	rc = SLAP_CONF_UNKNOWN;
  	ct = config_find_keyword( be->be_cf_ocs->co_table, &c );
  	if ( ct ) {
  		c.table = be->be_cf_ocs->co_type;
  		rc = config_add_vals( ct, &c );
  	}
  	return rc;
  }
  
  /* See if the given URL (in plain and parsed form) matches
   * any of the server's listener addresses. Return matching
   * Listener or NULL for no match.
   */
  Listener *config_check_my_url( const char *url, LDAPURLDesc *lud )
  {
  	Listener **l = slapd_get_listeners();
  	int i, isMe;
  
  	/* Try a straight compare with Listener strings */
  	for ( i=0; l && l[i]; i++ ) {
  		if ( !strcasecmp( url, l[i]->sl_url.bv_val )) {
  			return l[i];
  		}
  	}
  
  	isMe = 0;
  	/* If hostname is empty, or is localhost, or matches
  	 * our hostname, this url refers to this host.
  	 * Compare it against listeners and ports.
  	 */
  	if ( !lud->lud_host || !lud->lud_host[0] ||
  		!strncasecmp("localhost", lud->lud_host,
  			STRLENOF("localhost")) ||
  		!strcasecmp( global_host, lud->lud_host )) {
  
  		for ( i=0; l && l[i]; i++ ) {
  			LDAPURLDesc *lu2;
  			ldap_url_parse( l[i]->sl_url.bv_val, &lu2 );
  			do {
  				if ( strcasecmp( lud->lud_scheme,
  					lu2->lud_scheme ))
  					break;
  				if ( lud->lud_port != lu2->lud_port )
  					break;
  				/* Listener on ANY address */
  				if ( !lu2->lud_host || !lu2->lud_host[0] ) {
  					isMe = 1;
  					break;
  				}
  				/* URL on ANY address */
  				if ( !lud->lud_host || !lud->lud_host[0] ) {
  					isMe = 1;
  					break;
  				}
  				/* Listener has specific host, must
  				 * match it
  				 */
  				if ( !strcasecmp( lud->lud_host,
  					lu2->lud_host )) {
  					isMe = 1;
  					break;
  				}
  			} while(0);
  			ldap_free_urldesc( lu2 );
  			if ( isMe ) {
  				return l[i];
  			}
  		}
  	}
  	return NULL;
  }
  