]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/schema_init.c
Add IDL debugging code from SuSE.
[openldap] / servers / slapd / schema_init.c
index 9a5b621a3e56a6c47ff804798417e17297347e97..30830cdb12f1a5406bd1f3170c7ed36c7ecfe042 100644 (file)
 #include "portable.h"
 
 #include <stdio.h>
+#include <limits.h>
 
 #include <ac/ctype.h>
+#include <ac/errno.h>
 #include <ac/string.h>
 #include <ac/socket.h>
 
 #include "slap.h"
 #include "ldap_pvt.h"
-#include "lutil_md5.h"
 
-/* recycled validatation routines */
-#define berValidate                                            blobValidate
+#include "ldap_utf8.h"
 
-/* unimplemented validators */
-#define bitStringValidate                              NULL
-#define booleanValidate                                        NULL
+#include "lutil_hash.h"
+/* We should replace MD5 with a faster hash */
+#define HASH_BYTES                             LUTIL_HASH_BYTES
+#define HASH_CONTEXT                   lutil_HASH_CTX
+#define HASH_Init(c)                   lutil_HASHInit(c)
+#define HASH_Update(c,buf,len) lutil_HASHUpdate(c,buf,len)
+#define HASH_Final(d,c)                        lutil_HASHFinal(d,c)
 
-/* recycled normalization routines */
-#define faxNumberNormalize                             numericStringNormalize
-#define phoneNumberNormalize                   numericStringNormalize
-#define telexNumberNormalize                   numericStringNormalize
-#define integerNormalize                               numericStringNormalize
-
-/* unimplemented normalizers */
-#define bitStringNormalize                             NULL
-#define booleanNormalize                               NULL
+/* recycled validatation routines */
+#define berValidate                                            blobValidate
 
 /* unimplemented pretters */
-#define booleanPretty                                  NULL
 #define dnPretty                                               NULL
 #define integerPretty                                  NULL
 
 /* recycled matching routines */
-#define caseIgnoreMatch                                        caseIgnoreIA5Match
+#define bitStringMatch                                 octetStringMatch
+#define integerMatch                                   caseIgnoreIA5Match
+#define numericStringMatch                             caseIgnoreIA5Match
+#define objectIdentifierMatch                  caseIgnoreIA5Match
+#define telephoneNumberMatch                   caseIgnoreIA5Match
+#define telephoneNumberSubstringsMatch caseIgnoreIA5SubstringsMatch
+#define generalizedTimeMatch                   caseIgnoreIA5Match
+#define generalizedTimeOrderingMatch   caseIgnoreIA5Match
+#define uniqueMemberMatch                              dnMatch
+
+/* approx matching rules */
+#define directoryStringApproxMatchOID  "1.3.6.1.4.1.4203.666.4.4"
+#define directoryStringApproxMatch     approxMatch
+#define directoryStringApproxIndexer   approxIndexer
+#define directoryStringApproxFilter    approxFilter
+#define IA5StringApproxMatchOID                        "1.3.6.1.4.1.4203.666.4.5"
+#define IA5StringApproxMatch                   approxMatch
+#define IA5StringApproxIndexer                 approxIndexer
+#define IA5StringApproxFilter                  approxFilter
+
+/* orderring matching rules */
 #define caseIgnoreOrderingMatch                        caseIgnoreMatch
-#define caseIgnoreSubstringsMatch              caseIgnoreIA5SubstringsMatch
-
-#define caseExactMatch                                 caseExactIA5Match
 #define caseExactOrderingMatch                 caseExactMatch
-#define caseExactSubstringsMatch               caseExactIA5SubstringsMatch
-
-#define numericStringMatch                             caseIgnoreMatch
-#define objectIdentifierMatch                  numericStringMatch
-#define integerMatch                                   numericStringMatch
-#define telephoneNumberMatch                   numericStringMatch
-#define telephoneNumberSubstringsMatch caseIgnoreIA5SubstringsMatch
-#define generalizedTimeMatch                   numericStringMatch
-#define generalizedTimeOrderingMatch   numericStringMatch
 
 /* unimplemented matching routines */
 #define caseIgnoreListMatch                            NULL
 #define caseIgnoreListSubstringsMatch  NULL
-#define bitStringMatch                                 NULL
-#define presentationAddressMatch               NULL
-#define uniqueMemberMatch                              NULL
 #define protocolInformationMatch               NULL
 #define integerFirstComponentMatch             NULL
 
 #define OpenLDAPaciMatch                               NULL
 #define authPasswordMatch                              NULL
 
-/* unimplied indexer/filter routines */
-#define caseIgnoreIA5SubstringsIndexer NULL
-#define caseIgnoreIA5SubstringsFilter  NULL
-
 /* recycled indexing/filtering routines */
-#define caseIgnoreIndexer                              caseIgnoreIA5Indexer
-#define caseIgnoreFilter                               caseIgnoreIA5Filter
-#define caseExactIndexer                               caseExactIA5Indexer
-#define caseExactFilter                                        caseExactIA5Filter
-#define dnIndexer                                              caseIgnoreIndexer
-#define dnFilter                                               caseIgnoreFilter
+#define dnIndexer                              caseExactIgnoreIndexer
+#define dnFilter                               caseExactIgnoreFilter
+#define integerIndexer                                 caseIgnoreIA5Indexer
+#define integerFilter                                  caseIgnoreIA5Filter
+
+#define telephoneNumberIndexer                 caseIgnoreIA5Indexer
+#define telephoneNumberFilter                  caseIgnoreIA5Filter
+#define telephoneNumberSubstringsIndexer       caseIgnoreIA5SubstringsIndexer
+#define telephoneNumberSubstringsFilter                caseIgnoreIA5SubstringsFilter
+
+/* must match OIDs below */
+#define caseExactMatchOID                      "2.5.13.5"
+#define caseExactSubstringsMatchOID            "2.5.13.7"
 
-#define caseIgnoreSubstringsIndexer            caseIgnoreIA5SubstringsIndexer
-#define caseIgnoreSubstringsFilter             caseIgnoreIA5SubstringsFilter
-#define caseExactSubstringsIndexer             caseExactIA5SubstringsIndexer
-#define caseExactSubstringsFilter              caseExactIA5SubstringsFilter
-#define caseExactIA5SubstringsFilter   caseIgnoreIA5SubstringsFilter
-#define caseExactIA5SubstringsIndexer  caseIgnoreIA5SubstringsIndexer
+static char *strcasechr( const char *str, int c )
+{
+       char *lower = strchr( str, TOLOWER(c) );
+       char *upper = strchr( str, TOUPPER(c) );
 
+       if( lower && upper ) {
+               return lower < upper ? lower : upper;
+       } else if ( lower ) {
+               return lower;
+       } else {
+               return upper;
+       }
+}
 
 static int
 octetStringMatch(
        int *matchp,
-       unsigned flags,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *value,
@@ -111,7 +121,8 @@ octetStringMatch(
 
 /* Index generation function */
 int octetStringIndexer(
-       unsigned flags,
+       slap_mask_t use,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *prefix,
@@ -121,16 +132,17 @@ int octetStringIndexer(
        int i;
        size_t slen, mlen;
        struct berval **keys;
-       lutil_MD5_CTX   MD5context;
-       unsigned char   MD5digest[16];
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
        struct berval digest;
-       digest.bv_val = MD5digest;
-       digest.bv_len = sizeof(MD5digest);
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
 
        for( i=0; values[i] != NULL; i++ ) {
                /* just count them */
        }
 
+       /* we should have at least one value at this point */
        assert( i > 0 );
 
        keys = ch_malloc( sizeof( struct berval * ) * (i+1) );
@@ -139,18 +151,18 @@ int octetStringIndexer(
        mlen = strlen( mr->smr_oid );
 
        for( i=0; values[i] != NULL; i++ ) {
-               lutil_MD5Init( &MD5context );
+               HASH_Init( &HASHcontext );
                if( prefix != NULL && prefix->bv_len > 0 ) {
-                       lutil_MD5Update( &MD5context,
+                       HASH_Update( &HASHcontext,
                                prefix->bv_val, prefix->bv_len );
                }
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        syntax->ssyn_oid, slen );
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        mr->smr_oid, mlen );
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        values[i]->bv_val, values[i]->bv_len );
-               lutil_MD5Final( MD5digest, &MD5context );
+               HASH_Final( HASHdigest, &HASHcontext );
 
                keys[i] = ber_bvdup( &digest );
        }
@@ -164,7 +176,8 @@ int octetStringIndexer(
 
 /* Index generation function */
 int octetStringFilter(
-       unsigned flags,
+       slap_mask_t use,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *prefix,
@@ -173,30 +186,30 @@ int octetStringFilter(
 {
        size_t slen, mlen;
        struct berval **keys;
-       lutil_MD5_CTX   MD5context;
-       unsigned char   MD5digest[LUTIL_MD5_BYTES];
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
        struct berval *value = (struct berval *) assertValue;
        struct berval digest;
-       digest.bv_val = MD5digest;
-       digest.bv_len = sizeof(MD5digest);
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
 
        slen = strlen( syntax->ssyn_oid );
        mlen = strlen( mr->smr_oid );
 
        keys = ch_malloc( sizeof( struct berval * ) * 2 );
 
-       lutil_MD5Init( &MD5context );
+       HASH_Init( &HASHcontext );
        if( prefix != NULL && prefix->bv_len > 0 ) {
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        prefix->bv_val, prefix->bv_len );
        }
-       lutil_MD5Update( &MD5context,
+       HASH_Update( &HASHcontext,
                syntax->ssyn_oid, slen );
-       lutil_MD5Update( &MD5context,
+       HASH_Update( &HASHcontext,
                mr->smr_oid, mlen );
-       lutil_MD5Update( &MD5context,
+       HASH_Update( &HASHcontext,
                value->bv_val, value->bv_len );
-       lutil_MD5Final( MD5digest, &MD5context );
+       HASH_Final( HASHdigest, &HASHcontext );
 
        keys[0] = ber_bvdup( &digest );
        keys[1] = NULL;
@@ -218,28 +231,36 @@ dnValidate(
 
        dn = ch_strdup( in->bv_val );
 
-       rc = dn_validate( dn ) == NULL
-               ? LDAP_INVALID_SYNTAX : LDAP_SUCCESS;
+       if( dn == NULL ) {
+               return LDAP_INVALID_SYNTAX;
+
+       } else if ( strlen( in->bv_val ) != in->bv_len ) {
+               rc = LDAP_INVALID_SYNTAX;
+
+       } else if ( dn_validate( dn ) == NULL ) {
+               rc = LDAP_INVALID_SYNTAX;
+
+       } else {
+               rc = LDAP_SUCCESS;
+       }
 
        ch_free( dn );
        return rc;
 }
 
-static int
+int
 dnNormalize(
        Syntax *syntax,
        struct berval *val,
        struct berval **normalized )
 {
-       struct berval *out = ber_bvdup( val );
+       struct berval *out;
 
-       if( out->bv_len != 0 ) {
+       if ( val->bv_len != 0 ) {
                char *dn;
-#ifdef USE_DN_NORMALIZE
-               dn = dn_normalize( out->bv_val );
-#else
+               out = ber_bvstr( UTF8normalize( val->bv_val, UTF8_CASEFOLD ) );
+
                dn = dn_validate( out->bv_val );
-#endif
 
                if( dn == NULL ) {
                        ber_bvfree( out );
@@ -248,6 +269,8 @@ dnNormalize(
 
                out->bv_val = dn;
                out->bv_len = strlen( dn );
+       } else {
+               out = ber_bvdup( val );
        }
 
        *normalized = out;
@@ -257,7 +280,7 @@ dnNormalize(
 static int
 dnMatch(
        int *matchp,
-       unsigned flags,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *value,
@@ -276,13 +299,118 @@ dnMatch(
 #endif
        }
 
+#ifdef NEW_LOGGING
+       LDAP_LOG(( "schema", LDAP_LEVEL_ENTRY,
+               "dnMatch: %d\n    %s\n    %s\n", match,
+               value->bv_val, asserted->bv_val ));
+#else
        Debug( LDAP_DEBUG_ARGS, "dnMatch %d\n\t\"%s\"\n\t\"%s\"\n",
-           match, value->bv_val, asserted->bv_val );
+               match, value->bv_val, asserted->bv_val );
+#endif
+
 
        *matchp = match;
        return LDAP_SUCCESS;
 }
 
+static int
+nameUIDValidate(
+       Syntax *syntax,
+       struct berval *in )
+{
+       int rc;
+       struct berval *dn;
+
+       if( in->bv_len == 0 ) return LDAP_SUCCESS;
+
+       dn = ber_bvdup( in );
+
+       if( dn->bv_val[dn->bv_len-1] == '\'' ) {
+               /* assume presence of optional UID */
+               ber_len_t i;
+
+               for(i=dn->bv_len-2; i>2; i--) {
+                       if( dn->bv_val[i] != '0' &&     dn->bv_val[i] != '1' ) {
+                               break;
+                       }
+               }
+               if( dn->bv_val[i] != '\'' ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+               if( dn->bv_val[i-1] != 'B' ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+               if( dn->bv_val[i-2] != '#' ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+
+               /* trim the UID to allow use of dn_validate */
+               dn->bv_val[i-2] = '\0';
+       }
+
+       rc = dn_validate( dn->bv_val ) == NULL
+               ? LDAP_INVALID_SYNTAX : LDAP_SUCCESS;
+
+       ber_bvfree( dn );
+       return rc;
+}
+
+static int
+nameUIDNormalize(
+       Syntax *syntax,
+       struct berval *val,
+       struct berval **normalized )
+{
+       struct berval *out = ber_bvdup( val );
+
+       if( out->bv_len != 0 ) {
+               char *dn;
+               ber_len_t dnlen;
+               char *uid = NULL;
+               ber_len_t uidlen = 0;
+
+               if( out->bv_val[out->bv_len-1] == '\'' ) {
+                       /* assume presence of optional UID */
+                       uid = strrchr( out->bv_val, '#' );
+
+                       if( uid == NULL ) {
+                               ber_bvfree( out );
+                               return LDAP_INVALID_SYNTAX;
+                       }
+
+                       uidlen = out->bv_len - (out->bv_val - uid);
+                       /* temporarily trim the UID */
+                       *uid = '\0';
+               }
+
+#ifdef USE_DN_NORMALIZE
+               dn = dn_normalize( out->bv_val );
+#else
+               dn = dn_validate( out->bv_val );
+#endif
+
+               if( dn == NULL ) {
+                       ber_bvfree( out );
+                       return LDAP_INVALID_SYNTAX;
+               }
+
+               dnlen = strlen(dn);
+
+               if( uidlen ) {
+                       /* restore the separator */
+                       *uid = '#';
+                       /* shift the UID */
+                       SAFEMEMCPY( &dn[dnlen], uid, uidlen );
+               }
+
+               out->bv_val = dn;
+               out->bv_len = dnlen + uidlen;
+       }
+
+       *normalized = out;
+       return LDAP_SUCCESS;
+}
+
 static int
 inValidate(
        Syntax *syntax,
@@ -301,6 +429,79 @@ blobValidate(
        return LDAP_SUCCESS;
 }
 
+static int
+bitStringValidate(
+       Syntax *syntax,
+       struct berval *in )
+{
+       ber_len_t i;
+
+       /* very unforgiving validation, requires no normalization
+        * before simplistic matching
+        */
+       if( in->bv_len < 3 ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       if( in->bv_val[0] != 'B' ||
+               in->bv_val[1] != '\'' ||
+               in->bv_val[in->bv_len-1] != '\'' )
+       {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       for( i=in->bv_len-2; i>1; i-- ) {
+               if( in->bv_val[i] != '0' && in->bv_val[i] != '1' ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+       }
+
+       return LDAP_SUCCESS;
+}
+
+/*
+ * Handling boolean syntax and matching is quite rigid.
+ * A more flexible approach would be to allow a variety
+ * of strings to be normalized and prettied into TRUE
+ * and FALSE.
+ */
+static int
+booleanValidate(
+       Syntax *syntax,
+       struct berval *in )
+{
+       /* very unforgiving validation, requires no normalization
+        * before simplistic matching
+        */
+
+       if( in->bv_len == 4 ) {
+               if( !memcmp( in->bv_val, "TRUE", 4 ) ) {
+                       return LDAP_SUCCESS;
+               }
+       } else if( in->bv_len == 5 ) {
+               if( !memcmp( in->bv_val, "FALSE", 5 ) ) {
+                       return LDAP_SUCCESS;
+               }
+       }
+
+       return LDAP_INVALID_SYNTAX;
+}
+
+static int
+booleanMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       /* simplistic matching allowed by rigid validation */
+       struct berval *asserted = (struct berval *) assertedValue;
+       *matchp = value->bv_len != asserted->bv_len;
+       return LDAP_SUCCESS;
+}
+
 static int
 UTF8StringValidate(
        Syntax *syntax,
@@ -379,7 +580,7 @@ UTF8StringNormalize(
 
        assert( *newval->bv_val );
        assert( newval->bv_val < p );
-       assert( p >= q );
+       assert( q <= p );
 
        /* cannot start with a space */
        assert( !ldap_utf8_isspace(newval->bv_val) );
@@ -406,188 +607,1896 @@ UTF8StringNormalize(
        return LDAP_SUCCESS;
 }
 
-static int
-oidValidate(
-       Syntax *syntax,
-       struct berval *val )
+/* Returns Unicode cannonically normalized copy of a substring assertion
+ * Skipping attribute description */
+SubstringsAssertion *
+UTF8SubstringsassertionNormalize(
+       SubstringsAssertion *sa,
+       char casefold )
 {
-       ber_len_t i;
+       SubstringsAssertion *nsa;
+       int i;
 
-       if( val->bv_len == 0 ) return 0;
+       nsa = (SubstringsAssertion *)ch_calloc( 1, sizeof(SubstringsAssertion) );
+       if( nsa == NULL ) {
+               return NULL;
+       }
 
-       if( OID_LEADCHAR(val->bv_val[0]) ) {
-               int dot = 0;
-               for(i=1; i < val->bv_len; i++) {
-                       if( OID_SEPARATOR( val->bv_val[i] ) ) {
-                               if( dot++ ) return 1;
-                       } else if ( OID_CHAR( val->bv_val[i] ) ) {
-                               dot = 0;
-                       } else {
-                               return LDAP_INVALID_SYNTAX;
-                       }
+       if( sa->sa_initial != NULL ) {
+               nsa->sa_initial = ber_bvstr( UTF8normalize( sa->sa_initial->bv_val, casefold ) );
+               if( nsa->sa_initial == NULL ) {
+                       goto err;
                }
+       }
 
-               return !dot ? LDAP_SUCCESS : LDAP_INVALID_SYNTAX;
-
-       } else if( DESC_LEADCHAR(val->bv_val[0]) ) {
-               for(i=1; i < val->bv_len; i++) {
-                       if( !DESC_CHAR(val->bv_val[i] ) ) {
-                               return LDAP_INVALID_SYNTAX;
+       if( sa->sa_any != NULL ) {
+               for( i=0; sa->sa_any[i] != NULL; i++ ) {
+                       /* empty */
+               }
+               nsa->sa_any = (struct berval **)ch_malloc( (i + 1) * sizeof(struct berval *) );
+               for( i=0; sa->sa_any[i] != NULL; i++ ) {
+                       nsa->sa_any[i] = ber_bvstr( UTF8normalize( sa->sa_any[i]->bv_val, casefold ) );
+                       if( nsa->sa_any[i] == NULL ) {
+                               goto err;
                        }
                }
+               nsa->sa_any[i] = NULL;
+       }
 
-               return LDAP_SUCCESS;
+       if( sa->sa_final != NULL ) {
+               nsa->sa_final = ber_bvstr( UTF8normalize( sa->sa_final->bv_val, casefold ) );
+               if( nsa->sa_final == NULL ) {
+                       goto err;
+               }
        }
-       
-       return LDAP_INVALID_SYNTAX;
-}
 
-static int
-integerValidate(
-       Syntax *syntax,
-       struct berval *val )
-{
-       ber_len_t i;
+       return nsa;
 
-       if( !val->bv_len ) return LDAP_INVALID_SYNTAX;
+err:
+       ch_free( nsa->sa_final );
+       ber_bvecfree( nsa->sa_any );
+       ch_free( nsa->sa_initial );
+       ch_free( nsa );
+       return NULL;
+}
 
-       for(i=0; i < val->bv_len; i++) {
-               if( !ASCII_DIGIT(val->bv_val[i]) ) return LDAP_INVALID_SYNTAX;
+/* Strip characters with the 8th bit set */
+char *
+strip8bitChars(
+       char *in )      
+{
+       char *p = in, *q;
+  
+       if( in == NULL ) {
+               return NULL;
        }
-
-       return LDAP_SUCCESS;
+       while( *p ) {
+               if( *p & 0x80 ) {
+                       q = p;
+                       while( *++q & 0x80 ) {
+                               /* empty */
+                       }
+                       p = memmove(p, q, strlen(q) + 1);
+               } else {
+                       p++;
+               }
+       }
+       return in;
 }
 
+#ifndef SLAPD_APPROX_OLDSINGLESTRING
+
+#if defined(SLAPD_APPROX_INITIALS)
+#define SLAPD_APPROX_DELIMITER "._ "
+#define SLAPD_APPROX_WORDLEN 2
+#else
+#define SLAPD_APPROX_DELIMITER " "
+#define SLAPD_APPROX_WORDLEN 1
+#endif
+
 static int
-printableStringValidate(
+approxMatch(
+       int *matchp,
+       slap_mask_t flags,
        Syntax *syntax,
-       struct berval *val )
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
 {
-       ber_len_t i;
-
-       if( !val->bv_len ) return LDAP_INVALID_SYNTAX;
+       char *val, *assertv, **values, **words, *c;
+       int i, count, len, nextchunk=0, nextavail=0;
+       size_t avlen;
+
+       /* Yes, this is necessary */
+       val = UTF8normalize( value->bv_val, UTF8_NOCASEFOLD );
+       if( val == NULL ) {
+               *matchp = 1;
+               return LDAP_SUCCESS;
+       }
+       strip8bitChars( val );
+
+       /* Yes, this is necessary */
+       assertv = UTF8normalize( ((struct berval *)assertedValue)->bv_val,
+                                UTF8_NOCASEFOLD );
+       if( assertv == NULL ) {
+               free( val );
+               *matchp = 1;
+               return LDAP_SUCCESS;
+       }
+       strip8bitChars( assertv );
+       avlen = strlen( assertv );
+
+       /* Isolate how many words there are */
+       for( c=val,count=1; *c; c++ ) {
+               c = strpbrk( c, SLAPD_APPROX_DELIMITER );
+               if ( c == NULL ) break;
+               *c = '\0';
+               count++;
+       }
 
-       for(i=0; i < val->bv_len; i++) {
-               if( !isprint(val->bv_val[i]) ) return LDAP_INVALID_SYNTAX;
+       /* Get a phonetic copy of each word */
+       words = (char **)ch_malloc( count * sizeof(char *) );
+       values = (char **)ch_malloc( count * sizeof(char *) );
+       for( c=val,i=0;  i<count;  i++,c+=strlen(c)+1 ) {
+               words[i] = c;
+               values[i] = phonetic(c);
        }
 
-       return LDAP_SUCCESS;
-}
+       /* Work through the asserted value's words, to see if at least some
+          of the words are there, in the same order. */
+       len = 0;
+       while ( nextchunk < avlen ) {
+               len = strcspn( assertv + nextchunk, SLAPD_APPROX_DELIMITER);
+               if( len == 0 ) {
+                       nextchunk++;
+                       continue;
+               }
+#if defined(SLAPD_APPROX_INITIALS)
+               else if( len == 1 ) {
+                       /* Single letter words need to at least match one word's initial */
+                       for( i=nextavail; i<count; i++ )
+                               if( !strncasecmp( assertv+nextchunk, words[i], 1 )) {
+                                       nextavail=i+1;
+                                       break;
+                               }
+               }
+#endif
+               else {
+                       /* Isolate the next word in the asserted value and phonetic it */
+                       assertv[nextchunk+len] = '\0';
+                       val = phonetic( assertv + nextchunk );
+
+                       /* See if this phonetic chunk is in the remaining words of *value */
+                       for( i=nextavail; i<count; i++ ){
+                               if( !strcmp( val, values[i] ) ){
+                                       nextavail = i+1;
+                                       break;
+                               }
+                       }
+               }
 
-static int
-IA5StringValidate(
-       Syntax *syntax,
-       struct berval *val )
-{
-       ber_len_t i;
+               /* This chunk in the asserted value was NOT within the *value. */
+               if( i >= count ) {
+                       nextavail=-1;
+                       break;
+               }
 
-       if( !val->bv_len ) return LDAP_INVALID_SYNTAX;
+               /* Go on to the next word in the asserted value */
+               nextchunk += len+1;
+       }
 
-       for(i=0; i < val->bv_len; i++) {
-               if( !isascii(val->bv_val[i]) ) return LDAP_INVALID_SYNTAX;
+       /* If some of the words were seen, call it a match */
+       if( nextavail > 0 ) {
+               *matchp = 0;
+       }
+       else {
+               *matchp = 1;
+       }
+
+       /* Cleanup allocs */
+       free( assertv );
+       for( i=0; i<count; i++ ) {
+               ch_free( values[i] );
        }
+       ch_free( values );
+       ch_free( words );
+       free( val );
 
        return LDAP_SUCCESS;
 }
 
-static int
-IA5StringConvert(
+int 
+approxIndexer(
+       slap_mask_t use,
+       slap_mask_t flags,
        Syntax *syntax,
-       struct berval *in,
-       struct berval **out )
+       MatchingRule *mr,
+       struct berval *prefix,
+       struct berval **values,
+       struct berval ***keysp )
 {
-       ldap_unicode_t *u;
-       ber_len_t i, len = in->bv_len;
-       struct berval *bv = ch_malloc( sizeof(struct berval) );
+       char *val, *c;
+       int i,j, len, wordcount, keycount=0;
+       struct berval **newkeys, **keys=NULL;
+
+       for( j=0; values[j] != NULL; j++ ) {
+               /* Yes, this is necessary */
+               val = UTF8normalize( values[j]->bv_val, UTF8_NOCASEFOLD );
+               strip8bitChars( val );
+
+               /* Isolate how many words there are. There will be a key for each */
+               for( wordcount=0,c=val;  *c;  c++) {
+                       len = strcspn(c, SLAPD_APPROX_DELIMITER);
+                       if( len >= SLAPD_APPROX_WORDLEN ) wordcount++;
+                       c+= len;
+                       if (*c == '\0') break;
+                       *c = '\0';
+               }
 
-       bv->bv_len = len * sizeof( ldap_unicode_t );
-       bv->bv_val = (char *) u = ch_malloc( bv->bv_len + sizeof(ldap_unicode_t) );
+               /* Allocate/increase storage to account for new keys */
+               newkeys = (struct berval **)ch_malloc( (keycount + wordcount + 1) 
+                       * sizeof(struct berval *) );
+               memcpy( newkeys, keys, keycount * sizeof(struct berval *) );
+               if( keys ) ch_free( keys );
+               keys = newkeys;
+
+               /* Get a phonetic copy of each word */
+               for( c=val,i=0;  i<wordcount;  c+=len+1  ) {
+                       len = strlen( c );
+                       if( len < SLAPD_APPROX_WORDLEN ) continue;
+                       keys[keycount] = (struct berval *)ch_malloc( sizeof(struct berval) );
+                       keys[keycount]->bv_val = phonetic( c );
+                       keys[keycount]->bv_len = strlen( keys[keycount]->bv_val );
+                       keycount++;
+                       i++;
+               }
 
-       for(i=0; i < len; i++ ) {
-               /*
-                * IA5StringValidate should have been called to ensure
-                * input is limited to IA5.
-                */
-               u[i] = in->bv_val[i];
+               free( val );
        }
-       u[i] = 0;
+       keys[keycount] = NULL;
+       *keysp = keys;
 
-       *out = bv;
        return LDAP_SUCCESS;
 }
 
-static int
-IA5StringNormalize(
+int 
+approxFilter(
+       slap_mask_t use,
+       slap_mask_t flags,
        Syntax *syntax,
-       struct berval *val,
+       MatchingRule *mr,
+       struct berval *prefix,
+       void * assertValue,
+       struct berval ***keysp )
+{
+       char *val, *c;
+       int i, count, len;
+       struct berval **keys;
+
+       /* Yes, this is necessary */
+       val = UTF8normalize( ((struct berval *)assertValue)->bv_val,
+                            UTF8_NOCASEFOLD );
+       if( val == NULL ) {
+               keys = (struct berval **)ch_malloc( sizeof(struct berval *) );
+               keys[0] = NULL;
+               *keysp = keys;
+               return LDAP_SUCCESS;
+       }
+       strip8bitChars( val );
+
+       /* Isolate how many words there are. There will be a key for each */
+       for( count=0,c=val;  *c;  c++) {
+               len = strcspn(c, SLAPD_APPROX_DELIMITER);
+               if( len >= SLAPD_APPROX_WORDLEN ) count++;
+               c+= len;
+               if (*c == '\0') break;
+               *c = '\0';
+       }
+
+       /* Allocate storage for new keys */
+       keys = (struct berval **)ch_malloc( (count + 1) * sizeof(struct berval *) );
+
+       /* Get a phonetic copy of each word */
+       for( c=val,i=0;  i<count; c+=len+1 ) {
+               len = strlen(c);
+               if( len < SLAPD_APPROX_WORDLEN ) continue;
+               keys[i] = ber_bvstr( phonetic( c ) );
+               i++;
+       }
+
+       free( val );
+
+       keys[count] = NULL;
+       *keysp = keys;
+
+       return LDAP_SUCCESS;
+}
+
+
+#else
+/* No other form of Approximate Matching is defined */
+
+static int
+approxMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       char *vapprox, *avapprox;
+       char *s, *t;
+
+       /* Yes, this is necessary */
+       s = UTF8normalize( value->bv_val, UTF8_NOCASEFOLD );
+       if( s == NULL ) {
+               *matchp = 1;
+               return LDAP_SUCCESS;
+       }
+
+       /* Yes, this is necessary */
+       t = UTF8normalize( ((struct berval *)assertedValue)->bv_val,
+                          UTF8_NOCASEFOLD );
+       if( t == NULL ) {
+               free( s );
+               *matchp = -1;
+               return LDAP_SUCCESS;
+       }
+
+       vapprox = phonetic( strip8bitChars( s ) );
+       avapprox = phonetic( strip8bitChars( t ) );
+
+       free( s );
+       free( t );
+
+       *matchp = strcmp( vapprox, avapprox );
+
+       ch_free( vapprox );
+       ch_free( avapprox );
+
+       return LDAP_SUCCESS;
+}
+
+int 
+approxIndexer(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       struct berval **values,
+       struct berval ***keysp )
+{
+       int i;
+       struct berval **keys;
+       char *s;
+
+       for( i=0; values[i] != NULL; i++ ) {
+               /* empty - just count them */
+       }
+
+       /* we should have at least one value at this point */
+       assert( i > 0 );
+
+       keys = (struct berval **)ch_malloc( sizeof( struct berval * ) * (i+1) );
+
+       /* Copy each value and run it through phonetic() */
+       for( i=0; values[i] != NULL; i++ ) {
+               /* Yes, this is necessary */
+               s = UTF8normalize( values[i]->bv_val, UTF8_NOCASEFOLD );
+
+               /* strip 8-bit chars and run through phonetic() */
+               keys[i] = ber_bvstr( phonetic( strip8bitChars( s ) ) );
+               free( s );
+       }
+       keys[i] = NULL;
+
+       *keysp = keys;
+       return LDAP_SUCCESS;
+}
+
+
+int 
+approxFilter(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       void * assertValue,
+       struct berval ***keysp )
+{
+       struct berval **keys;
+       char *s;
+
+       keys = (struct berval **)ch_malloc( sizeof( struct berval * ) * 2 );
+
+       /* Yes, this is necessary */
+       s = UTF8normalize( ((struct berval *)assertValue)->bv_val,
+                            UTF8_NOCASEFOLD );
+       if( s == NULL ) {
+               keys[0] = NULL;
+       } else {
+               /* strip 8-bit chars and run through phonetic() */
+               keys[0] = ber_bvstr( phonetic( strip8bitChars( s ) ) );
+               free( s );
+               keys[1] = NULL;
+       }
+
+       *keysp = keys;
+       return LDAP_SUCCESS;
+}
+#endif
+
+
+static int
+caseExactMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       *matchp = UTF8normcmp( value->bv_val,
+               ((struct berval *) assertedValue)->bv_val,
+               UTF8_NOCASEFOLD );
+       return LDAP_SUCCESS;
+}
+
+static int
+caseExactIgnoreSubstringsMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       int match = 0;
+       SubstringsAssertion *sub;
+       struct berval left;
+       int i;
+       ber_len_t inlen=0;
+       char *nav, casefold;
+
+       casefold = strcmp( mr->smr_oid, caseExactSubstringsMatchOID )
+               ? UTF8_CASEFOLD : UTF8_NOCASEFOLD;
+
+       nav = UTF8normalize( value->bv_val, casefold );
+       if( nav == NULL ) {
+               match = 1;
+               goto done;
+       }
+       left.bv_val = nav;
+       left.bv_len = strlen( nav );
+
+       sub = UTF8SubstringsassertionNormalize( assertedValue, casefold );
+       if( sub == NULL ) {
+               match = -1;
+               goto done;
+       }
+
+       /* Add up asserted input length */
+       if( sub->sa_initial ) {
+               inlen += sub->sa_initial->bv_len;
+       }
+       if( sub->sa_any ) {
+               for(i=0; sub->sa_any[i] != NULL; i++) {
+                       inlen += sub->sa_any[i]->bv_len;
+               }
+       }
+       if( sub->sa_final ) {
+               inlen += sub->sa_final->bv_len;
+       }
+
+       if( sub->sa_initial ) {
+               if( inlen > left.bv_len ) {
+                       match = 1;
+                       goto done;
+               }
+
+               match = strncmp( sub->sa_initial->bv_val, left.bv_val,
+                       sub->sa_initial->bv_len );
+
+               if( match != 0 ) {
+                       goto done;
+               }
+
+               left.bv_val += sub->sa_initial->bv_len;
+               left.bv_len -= sub->sa_initial->bv_len;
+               inlen -= sub->sa_initial->bv_len;
+       }
+
+       if( sub->sa_final ) {
+               if( inlen > left.bv_len ) {
+                       match = 1;
+                       goto done;
+               }
+
+               match = strncmp( sub->sa_final->bv_val,
+                       &left.bv_val[left.bv_len - sub->sa_final->bv_len],
+                       sub->sa_final->bv_len );
+
+               if( match != 0 ) {
+                       goto done;
+               }
+
+               left.bv_len -= sub->sa_final->bv_len;
+               inlen -= sub->sa_final->bv_len;
+       }
+
+       if( sub->sa_any ) {
+               for(i=0; sub->sa_any[i]; i++) {
+                       ber_len_t idx;
+                       char *p;
+
+retry:
+                       if( inlen > left.bv_len ) {
+                               /* not enough length */
+                               match = 1;
+                               goto done;
+                       }
+
+                       if( sub->sa_any[i]->bv_len == 0 ) {
+                               continue;
+                       }
+
+                       p = strchr( left.bv_val, *sub->sa_any[i]->bv_val );
+
+                       if( p == NULL ) {
+                               match = 1;
+                               goto done;
+                       }
+
+                       idx = p - left.bv_val;
+                       assert( idx < left.bv_len );
+
+                       if( idx >= left.bv_len ) {
+                               /* this shouldn't happen */
+                               return LDAP_OTHER;
+                       }
+
+                       left.bv_val = p;
+                       left.bv_len -= idx;
+
+                       if( sub->sa_any[i]->bv_len > left.bv_len ) {
+                               /* not enough left */
+                               match = 1;
+                               goto done;
+                       }
+
+                       match = strncmp( left.bv_val,
+                               sub->sa_any[i]->bv_val,
+                               sub->sa_any[i]->bv_len );
+
+                       if( match != 0 ) {
+                               left.bv_val++;
+                               left.bv_len--;
+                               goto retry;
+                       }
+
+                       left.bv_val += sub->sa_any[i]->bv_len;
+                       left.bv_len -= sub->sa_any[i]->bv_len;
+                       inlen -= sub->sa_any[i]->bv_len;
+               }
+       }
+
+done:
+       free( nav );
+       if( sub != NULL ) {
+               ch_free( sub->sa_final );
+               ber_bvecfree( sub->sa_any );
+               ch_free( sub->sa_initial );
+               ch_free( sub );
+       }
+       *matchp = match;
+       return LDAP_SUCCESS;
+}
+
+/* Index generation function */
+int caseExactIgnoreIndexer(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       struct berval **values,
+       struct berval ***keysp )
+{
+       int i;
+       char casefold;
+       size_t slen, mlen;
+       struct berval **keys;
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval digest;
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
+
+       for( i=0; values[i] != NULL; i++ ) {
+               /* empty - just count them */
+       }
+
+       /* we should have at least one value at this point */
+       assert( i > 0 );
+
+       keys = ch_malloc( sizeof( struct berval * ) * (i+1) );
+
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
+
+       casefold = strcmp( mr->smr_oid, caseExactMatchOID )
+               ? UTF8_CASEFOLD : UTF8_NOCASEFOLD;
+
+       for( i=0; values[i] != NULL; i++ ) {
+               struct berval *value;
+               value = ber_bvstr( UTF8normalize( values[i]->bv_val,
+                       casefold ) );
+
+               HASH_Init( &HASHcontext );
+               if( prefix != NULL && prefix->bv_len > 0 ) {
+                       HASH_Update( &HASHcontext,
+                               prefix->bv_val, prefix->bv_len );
+               }
+               HASH_Update( &HASHcontext,
+                       syntax->ssyn_oid, slen );
+               HASH_Update( &HASHcontext,
+                       mr->smr_oid, mlen );
+               HASH_Update( &HASHcontext,
+                       value->bv_val, value->bv_len );
+               HASH_Final( HASHdigest, &HASHcontext );
+
+               ber_bvfree( value );
+
+               keys[i] = ber_bvdup( &digest );
+       }
+
+       keys[i] = NULL;
+       *keysp = keys;
+       return LDAP_SUCCESS;
+}
+
+/* Index generation function */
+int caseExactIgnoreFilter(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       void * assertValue,
+       struct berval ***keysp )
+{
+       char casefold;
+       size_t slen, mlen;
+       struct berval **keys;
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval *value;
+       struct berval digest;
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
+
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
+
+       casefold = strcmp( mr->smr_oid, caseExactMatchOID )
+               ? UTF8_CASEFOLD : UTF8_NOCASEFOLD;
+
+       value = ber_bvstr( UTF8normalize( ((struct berval *) assertValue)->bv_val,
+               casefold ) );
+       /* This usually happens if filter contains bad UTF8 */
+       if( value == NULL ) {
+               keys = ch_malloc( sizeof( struct berval * ) );
+               keys[0] = NULL;
+               return LDAP_SUCCESS;
+       }
+
+       keys = ch_malloc( sizeof( struct berval * ) * 2 );
+
+       HASH_Init( &HASHcontext );
+       if( prefix != NULL && prefix->bv_len > 0 ) {
+               HASH_Update( &HASHcontext,
+                       prefix->bv_val, prefix->bv_len );
+       }
+       HASH_Update( &HASHcontext,
+               syntax->ssyn_oid, slen );
+       HASH_Update( &HASHcontext,
+               mr->smr_oid, mlen );
+       HASH_Update( &HASHcontext,
+               value->bv_val, value->bv_len );
+       HASH_Final( HASHdigest, &HASHcontext );
+
+       keys[0] = ber_bvdup( &digest );
+       keys[1] = NULL;
+
+       ber_bvfree( value );
+
+       *keysp = keys;
+       return LDAP_SUCCESS;
+}
+
+/* Substrings Index generation function */
+int caseExactIgnoreSubstringsIndexer(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       struct berval **values,
+       struct berval ***keysp )
+{
+       char casefold;
+       ber_len_t i, nkeys;
+       size_t slen, mlen;
+       struct berval **keys;
+       struct berval **nvalues;
+
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval digest;
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
+
+       nkeys=0;
+
+       for( i=0; values[i] != NULL; i++ ) {
+               /* empty - just count them */
+       }
+
+       /* we should have at least one value at this point */
+       assert( i > 0 );
+
+       casefold = strcmp( mr->smr_oid, caseExactSubstringsMatchOID )
+               ? UTF8_CASEFOLD : UTF8_NOCASEFOLD;
+
+       nvalues = ch_malloc( sizeof( struct berval * ) * (i+1) );
+       for( i=0; values[i] != NULL; i++ ) {
+               nvalues[i] = ber_bvstr( UTF8normalize( values[i]->bv_val,
+                       casefold ) );
+       }
+       nvalues[i] = NULL;
+       values = nvalues;
+
+       for( i=0; values[i] != NULL; i++ ) {
+               /* count number of indices to generate */
+               if( values[i]->bv_len < SLAP_INDEX_SUBSTR_MINLEN ) {
+                       continue;
+               }
+
+               if( flags & SLAP_INDEX_SUBSTR_INITIAL ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
+                                       ( SLAP_INDEX_SUBSTR_MINLEN - 1);
+                       } else {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
+                       }
+               }
+
+               if( flags & SLAP_INDEX_SUBSTR_ANY ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
+                       }
+               }
+
+               if( flags & SLAP_INDEX_SUBSTR_FINAL ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
+                                       ( SLAP_INDEX_SUBSTR_MINLEN - 1);
+                       } else {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
+                       }
+               }
+       }
+
+       if( nkeys == 0 ) {
+               /* no keys to generate */
+               *keysp = NULL;
+               return LDAP_SUCCESS;
+       }
+
+       keys = ch_malloc( sizeof( struct berval * ) * (nkeys+1) );
+
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
+
+       nkeys=0;
+       for( i=0; values[i] != NULL; i++ ) {
+               ber_len_t j,max;
+               struct berval *value;
+
+               if( values[i]->bv_len < SLAP_INDEX_SUBSTR_MINLEN ) continue;
+
+               value = values[i];
+
+               if( ( flags & SLAP_INDEX_SUBSTR_ANY ) &&
+                       ( value->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) )
+               {
+                       char pre = SLAP_INDEX_SUBSTR_PREFIX;
+                       max = value->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1);
+
+                       for( j=0; j<max; j++ ) {
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[j],
+                                       SLAP_INDEX_SUBSTR_MAXLEN );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
+                       }
+               }
+
+               max = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
+
+               for( j=SLAP_INDEX_SUBSTR_MINLEN; j<=max; j++ ) {
+                       char pre;
+
+                       if( flags & SLAP_INDEX_SUBSTR_INITIAL ) {
+                               pre = SLAP_INDEX_SUBSTR_INITIAL_PREFIX;
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       value->bv_val, j );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
+                       }
+
+                       if( flags & SLAP_INDEX_SUBSTR_FINAL ) {
+                               pre = SLAP_INDEX_SUBSTR_FINAL_PREFIX;
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[value->bv_len-j], j );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
+                       }
+
+               }
+
+       }
+
+       if( nkeys > 0 ) {
+               keys[nkeys] = NULL;
+               *keysp = keys;
+       } else {
+               ch_free( keys );
+               *keysp = NULL;
+       }
+
+       ber_bvecfree( nvalues );
+
+       return LDAP_SUCCESS;
+}
+
+int caseExactIgnoreSubstringsFilter(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       void * assertValue,
+       struct berval ***keysp )
+{
+       SubstringsAssertion *sa;
+       char pre, casefold;
+       ber_len_t nkeys = 0;
+       size_t slen, mlen, klen;
+       struct berval **keys;
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval *value;
+       struct berval digest;
+
+       casefold = strcmp( mr->smr_oid, caseExactSubstringsMatchOID )
+               ? UTF8_CASEFOLD : UTF8_NOCASEFOLD;
+
+       sa = UTF8SubstringsassertionNormalize( assertValue, casefold );
+       if( sa == NULL ) {
+               *keysp = NULL;
+               return LDAP_SUCCESS;
+       }
+
+       if( flags & SLAP_INDEX_SUBSTR_INITIAL && sa->sa_initial != NULL &&
+               sa->sa_initial->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               nkeys++;
+       }
+
+       if( flags & SLAP_INDEX_SUBSTR_ANY && sa->sa_any != NULL ) {
+               ber_len_t i;
+               for( i=0; sa->sa_any[i] != NULL; i++ ) {
+                       if( sa->sa_any[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               /* don't bother accounting for stepping */
+                               nkeys += sa->sa_any[i]->bv_len -
+                                       ( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
+                       }
+               }
+       }
+
+       if( flags & SLAP_INDEX_SUBSTR_FINAL && sa->sa_final != NULL &&
+               sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               nkeys++;
+       }
+
+       if( nkeys == 0 ) {
+               *keysp = NULL;
+               return LDAP_SUCCESS;
+       }
+
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
+
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
+
+       keys = ch_malloc( sizeof( struct berval * ) * (nkeys+1) );
+       nkeys = 0;
+
+       if( flags & SLAP_INDEX_SUBSTR_INITIAL && sa->sa_initial != NULL &&
+               sa->sa_initial->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               pre = SLAP_INDEX_SUBSTR_INITIAL_PREFIX;
+               value = sa->sa_initial;
+
+               klen = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
+
+               HASH_Init( &HASHcontext );
+               if( prefix != NULL && prefix->bv_len > 0 ) {
+                       HASH_Update( &HASHcontext,
+                               prefix->bv_val, prefix->bv_len );
+               }
+               HASH_Update( &HASHcontext,
+                       &pre, sizeof( pre ) );
+               HASH_Update( &HASHcontext,
+                       syntax->ssyn_oid, slen );
+               HASH_Update( &HASHcontext,
+                       mr->smr_oid, mlen );
+               HASH_Update( &HASHcontext,
+                       value->bv_val, klen );
+               HASH_Final( HASHdigest, &HASHcontext );
+
+               keys[nkeys++] = ber_bvdup( &digest );
+       }
+
+       if( flags & SLAP_INDEX_SUBSTR_ANY && sa->sa_any != NULL ) {
+               ber_len_t i, j;
+               pre = SLAP_INDEX_SUBSTR_PREFIX;
+               klen = SLAP_INDEX_SUBSTR_MAXLEN;
+
+               for( i=0; sa->sa_any[i] != NULL; i++ ) {
+                       if( sa->sa_any[i]->bv_len < SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               continue;
+                       }
+
+                       value = sa->sa_any[i];
+
+                       for(j=0;
+                               j <= value->bv_len - SLAP_INDEX_SUBSTR_MAXLEN;
+                               j += SLAP_INDEX_SUBSTR_STEP )
+                       {
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[j], klen ); 
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
+                       }
+
+               }
+       }
+
+       if( flags & SLAP_INDEX_SUBSTR_FINAL && sa->sa_final != NULL &&
+               sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               pre = SLAP_INDEX_SUBSTR_FINAL_PREFIX;
+               value = sa->sa_final;
+
+               klen = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
+
+               HASH_Init( &HASHcontext );
+               if( prefix != NULL && prefix->bv_len > 0 ) {
+                       HASH_Update( &HASHcontext,
+                               prefix->bv_val, prefix->bv_len );
+               }
+               HASH_Update( &HASHcontext,
+                       &pre, sizeof( pre ) );
+               HASH_Update( &HASHcontext,
+                       syntax->ssyn_oid, slen );
+               HASH_Update( &HASHcontext,
+                       mr->smr_oid, mlen );
+               HASH_Update( &HASHcontext,
+                       &value->bv_val[value->bv_len-klen], klen );
+               HASH_Final( HASHdigest, &HASHcontext );
+
+               keys[nkeys++] = ber_bvdup( &digest );
+       }
+
+       if( nkeys > 0 ) {
+               keys[nkeys] = NULL;
+               *keysp = keys;
+       } else {
+               ch_free( keys );
+               *keysp = NULL;
+       }
+       ch_free( sa->sa_final );
+       ber_bvecfree( sa->sa_any );
+       ch_free( sa->sa_initial );
+       ch_free( sa );
+
+       return LDAP_SUCCESS;
+}
+
+static int
+caseIgnoreMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       *matchp = UTF8normcmp( value->bv_val,
+               ((struct berval *) assertedValue)->bv_val,
+               UTF8_CASEFOLD );
+       return LDAP_SUCCESS;
+}
+       
+static int
+oidValidate(
+       Syntax *syntax,
+       struct berval *val )
+{
+       ber_len_t i;
+
+       if( val->bv_len == 0 ) {
+               /* disallow empty strings */
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       if( OID_LEADCHAR(val->bv_val[0]) ) {
+               int dot = 0;
+               for(i=1; i < val->bv_len; i++) {
+                       if( OID_SEPARATOR( val->bv_val[i] ) ) {
+                               if( dot++ ) return 1;
+                       } else if ( OID_CHAR( val->bv_val[i] ) ) {
+                               dot = 0;
+                       } else {
+                               return LDAP_INVALID_SYNTAX;
+                       }
+               }
+
+               return !dot ? LDAP_SUCCESS : LDAP_INVALID_SYNTAX;
+
+       } else if( DESC_LEADCHAR(val->bv_val[0]) ) {
+               for(i=1; i < val->bv_len; i++) {
+                       if( !DESC_CHAR(val->bv_val[i] ) ) {
+                               return LDAP_INVALID_SYNTAX;
+                       }
+               }
+
+               return LDAP_SUCCESS;
+       }
+       
+       return LDAP_INVALID_SYNTAX;
+}
+
+static int
+integerValidate(
+       Syntax *syntax,
+       struct berval *val )
+{
+       ber_len_t i;
+
+       if( !val->bv_len ) return LDAP_INVALID_SYNTAX;
+
+       if( val->bv_val[0] == '+' || val->bv_val[0] == '-' ) {
+               if( val->bv_len < 2 ) return LDAP_INVALID_SYNTAX;
+       } else if( !ASCII_DIGIT(val->bv_val[0]) ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       for(i=1; i < val->bv_len; i++) {
+               if( !ASCII_DIGIT(val->bv_val[i]) ) return LDAP_INVALID_SYNTAX;
+       }
+
+       return LDAP_SUCCESS;
+}
+
+static int
+integerNormalize(
+       Syntax *syntax,
+       struct berval *val,
+       struct berval **normalized )
+{
+       int negative;
+       struct berval *newval;
+       char *p;
+
+       p = val->bv_val;
+
+       /* save sign */
+       negative = ( *p == '-' );
+       if( *p == '-' || *p == '+' ) p++;
+
+       /* Ignore leading zeros */
+       while ( *p == '0' ) p++;
+
+       newval = (struct berval *) ch_malloc( sizeof(struct berval) );
+
+       if( *p == '\0' ) {
+               newval->bv_val = ch_strdup("0");
+               newval->bv_len = 1;
+               goto done;
+       }
+
+       newval->bv_val = ch_malloc( val->bv_len + 1 );
+       newval->bv_len = 0;
+
+       if( negative ) {
+               newval->bv_val[newval->bv_len++] = '-';
+       }
+
+       for( ; *p != '\0'; p++ ) {
+               newval->bv_val[newval->bv_len++] = *p;
+       }
+
+done:
+       *normalized = newval;
+       return LDAP_SUCCESS;
+}
+
+static int
+countryStringValidate(
+       Syntax *syntax,
+       struct berval *val )
+{
+       if( val->bv_len != 2 ) return LDAP_INVALID_SYNTAX;
+
+       if( !SLAP_PRINTABLE(val->bv_val[0]) ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+       if( !SLAP_PRINTABLE(val->bv_val[1]) ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       return LDAP_SUCCESS;
+}
+
+static int
+printableStringValidate(
+       Syntax *syntax,
+       struct berval *val )
+{
+       ber_len_t i;
+
+       if( !val->bv_len ) return LDAP_INVALID_SYNTAX;
+
+       for(i=0; i < val->bv_len; i++) {
+               if( !SLAP_PRINTABLE(val->bv_val[i]) ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+       }
+
+       return LDAP_SUCCESS;
+}
+
+static int
+printablesStringValidate(
+       Syntax *syntax,
+       struct berval *val )
+{
+       ber_len_t i;
+
+       if( !val->bv_len ) return LDAP_INVALID_SYNTAX;
+
+       for(i=0; i < val->bv_len; i++) {
+               if( !SLAP_PRINTABLES(val->bv_val[i]) ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+       }
+
+       return LDAP_SUCCESS;
+}
+
+static int
+IA5StringValidate(
+       Syntax *syntax,
+       struct berval *val )
+{
+       ber_len_t i;
+
+       if( !val->bv_len ) return LDAP_INVALID_SYNTAX;
+
+       for(i=0; i < val->bv_len; i++) {
+               if( !isascii(val->bv_val[i]) ) return LDAP_INVALID_SYNTAX;
+       }
+
+       return LDAP_SUCCESS;
+}
+
+static int
+IA5StringNormalize(
+       Syntax *syntax,
+       struct berval *val,
        struct berval **normalized )
 {
-       struct berval *newval;
-       char *p, *q;
+       struct berval *newval;
+       char *p, *q;
+
+       newval = ch_malloc( sizeof( struct berval ) );
+
+       p = val->bv_val;
+
+       /* Ignore initial whitespace */
+       while ( ASCII_SPACE( *p ) ) {
+               p++;
+       }
+
+       if( *p == '\0' ) {
+               ch_free( newval );
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       newval->bv_val = ch_strdup( p );
+       p = q = newval->bv_val;
+
+       while ( *p ) {
+               if ( ASCII_SPACE( *p ) ) {
+                       *q++ = *p++;
+
+                       /* Ignore the extra whitespace */
+                       while ( ASCII_SPACE( *p ) ) {
+                               p++;
+                       }
+               } else {
+                       *q++ = *p++;
+               }
+       }
+
+       assert( *newval->bv_val );
+       assert( newval->bv_val < p );
+       assert( q <= p );
+
+       /* cannot start with a space */
+       assert( !ASCII_SPACE(*newval->bv_val) );
+
+       /*
+        * If the string ended in space, backup the pointer one
+        * position.  One is enough because the above loop collapsed
+        * all whitespace to a single space.
+        */
+
+       if ( ASCII_SPACE( q[-1] ) ) {
+               --q;
+       }
+
+       /* cannot end with a space */
+       assert( !ASCII_SPACE( q[-1] ) );
+
+       /* null terminate */
+       *q = '\0';
+
+       newval->bv_len = q - newval->bv_val;
+       *normalized = newval;
+
+       return LDAP_SUCCESS;
+}
+
+static int
+caseExactIA5Match(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       int match = value->bv_len - ((struct berval *) assertedValue)->bv_len;
+
+       if( match == 0 ) {
+               match = strncmp( value->bv_val,
+                       ((struct berval *) assertedValue)->bv_val,
+                       value->bv_len );
+       }
+
+       *matchp = match;
+       return LDAP_SUCCESS;
+}
+
+static int
+caseExactIA5SubstringsMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       int match = 0;
+       SubstringsAssertion *sub = assertedValue;
+       struct berval left = *value;
+       int i;
+       ber_len_t inlen=0;
+
+       /* Add up asserted input length */
+       if( sub->sa_initial ) {
+               inlen += sub->sa_initial->bv_len;
+       }
+       if( sub->sa_any ) {
+               for(i=0; sub->sa_any[i] != NULL; i++) {
+                       inlen += sub->sa_any[i]->bv_len;
+               }
+       }
+       if( sub->sa_final ) {
+               inlen += sub->sa_final->bv_len;
+       }
+
+       if( sub->sa_initial ) {
+               if( inlen > left.bv_len ) {
+                       match = 1;
+                       goto done;
+               }
+
+               match = strncmp( sub->sa_initial->bv_val, left.bv_val,
+                       sub->sa_initial->bv_len );
+
+               if( match != 0 ) {
+                       goto done;
+               }
+
+               left.bv_val += sub->sa_initial->bv_len;
+               left.bv_len -= sub->sa_initial->bv_len;
+               inlen -= sub->sa_initial->bv_len;
+       }
+
+       if( sub->sa_final ) {
+               if( inlen > left.bv_len ) {
+                       match = 1;
+                       goto done;
+               }
+
+               match = strncmp( sub->sa_final->bv_val,
+                       &left.bv_val[left.bv_len - sub->sa_final->bv_len],
+                       sub->sa_final->bv_len );
+
+               if( match != 0 ) {
+                       goto done;
+               }
+
+               left.bv_len -= sub->sa_final->bv_len;
+               inlen -= sub->sa_final->bv_len;
+       }
+
+       if( sub->sa_any ) {
+               for(i=0; sub->sa_any[i]; i++) {
+                       ber_len_t idx;
+                       char *p;
+
+retry:
+                       if( inlen > left.bv_len ) {
+                               /* not enough length */
+                               match = 1;
+                               goto done;
+                       }
+
+                       if( sub->sa_any[i]->bv_len == 0 ) {
+                               continue;
+                       }
+
+                       p = strchr( left.bv_val, *sub->sa_any[i]->bv_val );
+
+                       if( p == NULL ) {
+                               match = 1;
+                               goto done;
+                       }
+
+                       idx = p - left.bv_val;
+                       assert( idx < left.bv_len );
+
+                       if( idx >= left.bv_len ) {
+                               /* this shouldn't happen */
+                               return LDAP_OTHER;
+                       }
+
+                       left.bv_val = p;
+                       left.bv_len -= idx;
+
+                       if( sub->sa_any[i]->bv_len > left.bv_len ) {
+                               /* not enough left */
+                               match = 1;
+                               goto done;
+                       }
+
+                       match = strncmp( left.bv_val,
+                               sub->sa_any[i]->bv_val,
+                               sub->sa_any[i]->bv_len );
+
+                       if( match != 0 ) {
+                               left.bv_val++;
+                               left.bv_len--;
+                               goto retry;
+                       }
+
+                       left.bv_val += sub->sa_any[i]->bv_len;
+                       left.bv_len -= sub->sa_any[i]->bv_len;
+                       inlen -= sub->sa_any[i]->bv_len;
+               }
+       }
+
+done:
+       *matchp = match;
+       return LDAP_SUCCESS;
+}
+
+/* Index generation function */
+int caseExactIA5Indexer(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       struct berval **values,
+       struct berval ***keysp )
+{
+       int i;
+       size_t slen, mlen;
+       struct berval **keys;
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval digest;
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
+
+       for( i=0; values[i] != NULL; i++ ) {
+               /* empty - just count them */
+       }
+
+       /* we should have at least one value at this point */
+       assert( i > 0 );
+
+       keys = ch_malloc( sizeof( struct berval * ) * (i+1) );
+
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
+
+       for( i=0; values[i] != NULL; i++ ) {
+               struct berval *value = values[i];
+
+               HASH_Init( &HASHcontext );
+               if( prefix != NULL && prefix->bv_len > 0 ) {
+                       HASH_Update( &HASHcontext,
+                               prefix->bv_val, prefix->bv_len );
+               }
+               HASH_Update( &HASHcontext,
+                       syntax->ssyn_oid, slen );
+               HASH_Update( &HASHcontext,
+                       mr->smr_oid, mlen );
+               HASH_Update( &HASHcontext,
+                       value->bv_val, value->bv_len );
+               HASH_Final( HASHdigest, &HASHcontext );
+
+               keys[i] = ber_bvdup( &digest );
+       }
+
+       keys[i] = NULL;
+       *keysp = keys;
+       return LDAP_SUCCESS;
+}
+
+/* Index generation function */
+int caseExactIA5Filter(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       void * assertValue,
+       struct berval ***keysp )
+{
+       size_t slen, mlen;
+       struct berval **keys;
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval *value;
+       struct berval digest;
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
+
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
+
+       value = (struct berval *) assertValue;
+
+       keys = ch_malloc( sizeof( struct berval * ) * 2 );
+
+       HASH_Init( &HASHcontext );
+       if( prefix != NULL && prefix->bv_len > 0 ) {
+               HASH_Update( &HASHcontext,
+                       prefix->bv_val, prefix->bv_len );
+       }
+       HASH_Update( &HASHcontext,
+               syntax->ssyn_oid, slen );
+       HASH_Update( &HASHcontext,
+               mr->smr_oid, mlen );
+       HASH_Update( &HASHcontext,
+               value->bv_val, value->bv_len );
+       HASH_Final( HASHdigest, &HASHcontext );
+
+       keys[0] = ber_bvdup( &digest );
+       keys[1] = NULL;
+
+       *keysp = keys;
+       return LDAP_SUCCESS;
+}
+
+/* Substrings Index generation function */
+int caseExactIA5SubstringsIndexer(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       struct berval **values,
+       struct berval ***keysp )
+{
+       ber_len_t i, nkeys;
+       size_t slen, mlen;
+       struct berval **keys;
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval digest;
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
+
+       /* we should have at least one value at this point */
+       assert( values != NULL && values[0] != NULL );
+
+       nkeys=0;
+       for( i=0; values[i] != NULL; i++ ) {
+               /* count number of indices to generate */
+               if( values[i]->bv_len < SLAP_INDEX_SUBSTR_MINLEN ) {
+                       continue;
+               }
+
+               if( flags & SLAP_INDEX_SUBSTR_INITIAL ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
+                                       ( SLAP_INDEX_SUBSTR_MINLEN - 1);
+                       } else {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
+                       }
+               }
+
+               if( flags & SLAP_INDEX_SUBSTR_ANY ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
+                       }
+               }
+
+               if( flags & SLAP_INDEX_SUBSTR_FINAL ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
+                                       ( SLAP_INDEX_SUBSTR_MINLEN - 1);
+                       } else {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
+                       }
+               }
+       }
+
+       if( nkeys == 0 ) {
+               /* no keys to generate */
+               *keysp = NULL;
+               return LDAP_SUCCESS;
+       }
+
+       keys = ch_malloc( sizeof( struct berval * ) * (nkeys+1) );
+
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
+
+       nkeys=0;
+       for( i=0; values[i] != NULL; i++ ) {
+               ber_len_t j,max;
+               struct berval *value;
+
+               value = values[i];
+               if( value->bv_len < SLAP_INDEX_SUBSTR_MINLEN ) continue;
+
+               if( ( flags & SLAP_INDEX_SUBSTR_ANY ) &&
+                       ( value->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) )
+               {
+                       char pre = SLAP_INDEX_SUBSTR_PREFIX;
+                       max = value->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1);
+
+                       for( j=0; j<max; j++ ) {
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[j],
+                                       SLAP_INDEX_SUBSTR_MAXLEN );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
+                       }
+               }
+
+               max = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
+
+               for( j=SLAP_INDEX_SUBSTR_MINLEN; j<=max; j++ ) {
+                       char pre;
+
+                       if( flags & SLAP_INDEX_SUBSTR_INITIAL ) {
+                               pre = SLAP_INDEX_SUBSTR_INITIAL_PREFIX;
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       value->bv_val, j );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
+                       }
+
+                       if( flags & SLAP_INDEX_SUBSTR_FINAL ) {
+                               pre = SLAP_INDEX_SUBSTR_FINAL_PREFIX;
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[value->bv_len-j], j );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
+                       }
+
+               }
+       }
+
+       if( nkeys > 0 ) {
+               keys[nkeys] = NULL;
+               *keysp = keys;
+       } else {
+               ch_free( keys );
+               *keysp = NULL;
+       }
+
+       return LDAP_SUCCESS;
+}
+
+int caseExactIA5SubstringsFilter(
+       slap_mask_t use,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *prefix,
+       void * assertValue,
+       struct berval ***keysp )
+{
+       SubstringsAssertion *sa = assertValue;
+       char pre;
+       ber_len_t nkeys = 0;
+       size_t slen, mlen, klen;
+       struct berval **keys;
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval *value;
+       struct berval digest;
+
+       if( flags & SLAP_INDEX_SUBSTR_INITIAL && sa->sa_initial != NULL &&
+               sa->sa_initial->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               nkeys++;
+       }
+
+       if( flags & SLAP_INDEX_SUBSTR_ANY && sa->sa_any != NULL ) {
+               ber_len_t i;
+               for( i=0; sa->sa_any[i] != NULL; i++ ) {
+                       if( sa->sa_any[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               /* don't bother accounting for stepping */
+                               nkeys += sa->sa_any[i]->bv_len -
+                                       ( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
+                       }
+               }
+       }
+
+       if( flags & SLAP_INDEX_SUBSTR_FINAL && sa->sa_final != NULL &&
+               sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               nkeys++;
+       }
+
+       if( nkeys == 0 ) {
+               *keysp = NULL;
+               return LDAP_SUCCESS;
+       }
 
-       newval = ch_malloc( sizeof( struct berval ) );
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
 
-       p = val->bv_val;
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
 
-       /* Ignore initial whitespace */
-       while ( ASCII_SPACE( *p ) ) {
-               p++;
-       }
+       keys = ch_malloc( sizeof( struct berval * ) * (nkeys+1) );
+       nkeys = 0;
 
-       if( *p != '\0' ) {
-               ch_free( newval );
-               return LDAP_INVALID_SYNTAX;
+       if( flags & SLAP_INDEX_SUBSTR_INITIAL && sa->sa_initial != NULL &&
+               sa->sa_initial->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               pre = SLAP_INDEX_SUBSTR_INITIAL_PREFIX;
+               value = sa->sa_initial;
+
+               klen = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
+
+               HASH_Init( &HASHcontext );
+               if( prefix != NULL && prefix->bv_len > 0 ) {
+                       HASH_Update( &HASHcontext,
+                               prefix->bv_val, prefix->bv_len );
+               }
+               HASH_Update( &HASHcontext,
+                       &pre, sizeof( pre ) );
+               HASH_Update( &HASHcontext,
+                       syntax->ssyn_oid, slen );
+               HASH_Update( &HASHcontext,
+                       mr->smr_oid, mlen );
+               HASH_Update( &HASHcontext,
+                       value->bv_val, klen );
+               HASH_Final( HASHdigest, &HASHcontext );
+
+               keys[nkeys++] = ber_bvdup( &digest );
        }
 
-       newval->bv_val = ch_strdup( p );
-       p = q = newval->bv_val;
+       if( flags & SLAP_INDEX_SUBSTR_ANY && sa->sa_any != NULL ) {
+               ber_len_t i, j;
+               pre = SLAP_INDEX_SUBSTR_PREFIX;
+               klen = SLAP_INDEX_SUBSTR_MAXLEN;
 
-       while ( *p ) {
-               if ( ASCII_SPACE( *p ) ) {
-                       *q++ = *p++;
+               for( i=0; sa->sa_any[i] != NULL; i++ ) {
+                       if( sa->sa_any[i]->bv_len < SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               continue;
+                       }
 
-                       /* Ignore the extra whitespace */
-                       while ( ASCII_SPACE( *p ) ) {
-                               p++;
+                       value = sa->sa_any[i];
+
+                       for(j=0;
+                               j <= value->bv_len - SLAP_INDEX_SUBSTR_MAXLEN;
+                               j += SLAP_INDEX_SUBSTR_STEP )
+                       {
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[j], klen ); 
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
                        }
-               } else {
-                       *q++ = *p++;
                }
        }
 
-       assert( *newval->bv_val );
-       assert( newval->bv_val < p );
-       assert( p <= q );
+       if( flags & SLAP_INDEX_SUBSTR_FINAL && sa->sa_final != NULL &&
+               sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               pre = SLAP_INDEX_SUBSTR_FINAL_PREFIX;
+               value = sa->sa_final;
 
-       /* cannot start with a space */
-       assert( !ASCII_SPACE(*newval->bv_val) );
+               klen = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
 
-       /*
-        * If the string ended in space, backup the pointer one
-        * position.  One is enough because the above loop collapsed
-        * all whitespace to a single space.
-        */
+               HASH_Init( &HASHcontext );
+               if( prefix != NULL && prefix->bv_len > 0 ) {
+                       HASH_Update( &HASHcontext,
+                               prefix->bv_val, prefix->bv_len );
+               }
+               HASH_Update( &HASHcontext,
+                       &pre, sizeof( pre ) );
+               HASH_Update( &HASHcontext,
+                       syntax->ssyn_oid, slen );
+               HASH_Update( &HASHcontext,
+                       mr->smr_oid, mlen );
+               HASH_Update( &HASHcontext,
+                       &value->bv_val[value->bv_len-klen], klen );
+               HASH_Final( HASHdigest, &HASHcontext );
 
-       if ( ASCII_SPACE( q[-1] ) ) {
-               --q;
+               keys[nkeys++] = ber_bvdup( &digest );
        }
 
-       /* cannot end with a space */
-       assert( !ASCII_SPACE( q[-1] ) );
-
-       /* null terminate */
-       *q = '\0';
-
-       newval->bv_len = q - newval->bv_val;
-       *normalized = newval;
+       if( nkeys > 0 ) {
+               keys[nkeys] = NULL;
+               *keysp = keys;
+       } else {
+               ch_free( keys );
+               *keysp = NULL;
+       }
 
        return LDAP_SUCCESS;
 }
-
+       
 static int
-caseExactIA5Match(
+caseIgnoreIA5Match(
        int *matchp,
-       unsigned flags,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *value,
@@ -595,8 +2504,8 @@ caseExactIA5Match(
 {
        int match = value->bv_len - ((struct berval *) assertedValue)->bv_len;
 
-       if( match == 0 ) {
-               match = strncmp( value->bv_val,
+       if( match == 0 && value->bv_len ) {
+               match = strncasecmp( value->bv_val,
                        ((struct berval *) assertedValue)->bv_val,
                        value->bv_len );
        }
@@ -606,9 +2515,9 @@ caseExactIA5Match(
 }
 
 static int
-caseExactIA5SubstringsMatch(
+caseIgnoreIA5SubstringsMatch(
        int *matchp,
-       unsigned flags,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *value,
@@ -639,7 +2548,7 @@ caseExactIA5SubstringsMatch(
                        goto done;
                }
 
-               match = strncmp( sub->sa_initial->bv_val, left.bv_val,
+               match = strncasecmp( sub->sa_initial->bv_val, left.bv_val,
                        sub->sa_initial->bv_len );
 
                if( match != 0 ) {
@@ -657,7 +2566,7 @@ caseExactIA5SubstringsMatch(
                        goto done;
                }
 
-               match = strncmp( sub->sa_final->bv_val,
+               match = strncasecmp( sub->sa_final->bv_val,
                        &left.bv_val[left.bv_len - sub->sa_final->bv_len],
                        sub->sa_final->bv_len );
 
@@ -685,7 +2594,7 @@ retry:
                                continue;
                        }
 
-                       p = strchr( left.bv_val, *sub->sa_any[i]->bv_val );
+                       p = strcasechr( left.bv_val, *sub->sa_any[i]->bv_val );
 
                        if( p == NULL ) {
                                match = 1;
@@ -709,13 +2618,14 @@ retry:
                                goto done;
                        }
 
-                       match = strncmp( left.bv_val,
+                       match = strncasecmp( left.bv_val,
                                sub->sa_any[i]->bv_val,
                                sub->sa_any[i]->bv_len );
 
                        if( match != 0 ) {
                                left.bv_val++;
                                left.bv_len--;
+
                                goto retry;
                        }
 
@@ -731,8 +2641,9 @@ done:
 }
 
 /* Index generation function */
-int caseExactIA5Indexer(
-       unsigned flags,
+int caseIgnoreIA5Indexer(
+       slap_mask_t use,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *prefix,
@@ -742,38 +2653,42 @@ int caseExactIA5Indexer(
        int i;
        size_t slen, mlen;
        struct berval **keys;
-       lutil_MD5_CTX   MD5context;
-       unsigned char   MD5digest[16];
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
        struct berval digest;
-       digest.bv_val = MD5digest;
-       digest.bv_len = sizeof(MD5digest);
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
+
+       /* we should have at least one value at this point */
+       assert( values != NULL && values[0] != NULL );
 
        for( i=0; values[i] != NULL; i++ ) {
                /* just count them */
        }
 
-       assert( i > 0 );
-
        keys = ch_malloc( sizeof( struct berval * ) * (i+1) );
 
        slen = strlen( syntax->ssyn_oid );
        mlen = strlen( mr->smr_oid );
 
        for( i=0; values[i] != NULL; i++ ) {
-               struct berval *value = values[i];
+               struct berval *value = ber_bvdup( values[i] );
+               ldap_pvt_str2upper( value->bv_val );
 
-               lutil_MD5Init( &MD5context );
+               HASH_Init( &HASHcontext );
                if( prefix != NULL && prefix->bv_len > 0 ) {
-                       lutil_MD5Update( &MD5context,
+                       HASH_Update( &HASHcontext,
                                prefix->bv_val, prefix->bv_len );
                }
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        syntax->ssyn_oid, slen );
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        mr->smr_oid, mlen );
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        value->bv_val, value->bv_len );
-               lutil_MD5Final( MD5digest, &MD5context );
+               HASH_Final( HASHdigest, &HASHcontext );
+
+               ber_bvfree( value );
 
                keys[i] = ber_bvdup( &digest );
        }
@@ -784,8 +2699,9 @@ int caseExactIA5Indexer(
 }
 
 /* Index generation function */
-int caseExactIA5Filter(
-       unsigned flags,
+int caseIgnoreIA5Filter(
+       slap_mask_t use,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *prefix,
@@ -794,302 +2710,386 @@ int caseExactIA5Filter(
 {
        size_t slen, mlen;
        struct berval **keys;
-       lutil_MD5_CTX   MD5context;
-       unsigned char   MD5digest[LUTIL_MD5_BYTES];
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
        struct berval *value;
        struct berval digest;
-       digest.bv_val = MD5digest;
-       digest.bv_len = sizeof(MD5digest);
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
 
        slen = strlen( syntax->ssyn_oid );
        mlen = strlen( mr->smr_oid );
 
-       value = (struct berval *) assertValue;
+       value = ber_bvdup( (struct berval *) assertValue );
+       ldap_pvt_str2upper( value->bv_val );
 
        keys = ch_malloc( sizeof( struct berval * ) * 2 );
 
-       lutil_MD5Init( &MD5context );
+       HASH_Init( &HASHcontext );
        if( prefix != NULL && prefix->bv_len > 0 ) {
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        prefix->bv_val, prefix->bv_len );
        }
-       lutil_MD5Update( &MD5context,
+       HASH_Update( &HASHcontext,
                syntax->ssyn_oid, slen );
-       lutil_MD5Update( &MD5context,
+       HASH_Update( &HASHcontext,
                mr->smr_oid, mlen );
-       lutil_MD5Update( &MD5context,
+       HASH_Update( &HASHcontext,
                value->bv_val, value->bv_len );
-       lutil_MD5Final( MD5digest, &MD5context );
+       HASH_Final( HASHdigest, &HASHcontext );
 
        keys[0] = ber_bvdup( &digest );
        keys[1] = NULL;
 
-       *keysp = keys;
-       return LDAP_SUCCESS;
-}
-
-static int
-caseIgnoreIA5Match(
-       int *matchp,
-       unsigned flags,
-       Syntax *syntax,
-       MatchingRule *mr,
-       struct berval *value,
-       void *assertedValue )
-{
-       int match = value->bv_len - ((struct berval *) assertedValue)->bv_len;
+       ber_bvfree( value );
 
-       if( match == 0 ) {
-               match = strncasecmp( value->bv_val,
-                       ((struct berval *) assertedValue)->bv_val,
-                       value->bv_len );
-       }
+       *keysp = keys;
 
-       *matchp = match;
        return LDAP_SUCCESS;
 }
 
-static char *strcasechr( const char *str, int c )
-{
-       char *lower = strchr( str, TOLOWER(c) );
-       char *upper = strchr( str, TOUPPER(c) );
-
-       if( lower && upper ) {
-               return lower < upper ? lower : upper;
-       } else if ( lower ) {
-               return lower;
-       } else {
-               return upper;
-       }
-}
-
-static int
-caseIgnoreIA5SubstringsMatch(
-       int *matchp,
-       unsigned flags,
+/* Substrings Index generation function */
+int caseIgnoreIA5SubstringsIndexer(
+       slap_mask_t use,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
-       struct berval *value,
-       void *assertedValue )
+       struct berval *prefix,
+       struct berval **values,
+       struct berval ***keysp )
 {
-       int match = 0;
-       SubstringsAssertion *sub = assertedValue;
-       struct berval left = *value;
-       int i;
-       ber_len_t inlen=0;
+       ber_len_t i, nkeys;
+       size_t slen, mlen;
+       struct berval **keys;
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval digest;
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
 
-       /* Add up asserted input length */
-       if( sub->sa_initial ) {
-               inlen += sub->sa_initial->bv_len;
-       }
-       if( sub->sa_any ) {
-               for(i=0; sub->sa_any[i] != NULL; i++) {
-                       inlen += sub->sa_any[i]->bv_len;
-               }
-       }
-       if( sub->sa_final ) {
-               inlen += sub->sa_final->bv_len;
-       }
+       /* we should have at least one value at this point */
+       assert( values != NULL && values[0] != NULL );
 
-       if( sub->sa_initial ) {
-               if( inlen > left.bv_len ) {
-                       match = 1;
-                       goto done;
+       nkeys=0;
+       for( i=0; values[i] != NULL; i++ ) {
+               /* count number of indices to generate */
+               if( values[i]->bv_len < SLAP_INDEX_SUBSTR_MINLEN ) {
+                       continue;
                }
 
-               match = strncasecmp( sub->sa_initial->bv_val, left.bv_val,
-                       sub->sa_initial->bv_len );
-
-               if( match != 0 ) {
-                       goto done;
+               if( flags & SLAP_INDEX_SUBSTR_INITIAL ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
+                                       ( SLAP_INDEX_SUBSTR_MINLEN - 1);
+                       } else {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
+                       }
                }
 
-               left.bv_val += sub->sa_initial->bv_len;
-               left.bv_len -= sub->sa_initial->bv_len;
-               inlen -= sub->sa_initial->bv_len;
-       }
-
-       if( sub->sa_final ) {
-               if( inlen > left.bv_len ) {
-                       match = 1;
-                       goto done;
+               if( flags & SLAP_INDEX_SUBSTR_ANY ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
+                       }
                }
 
-               match = strncasecmp( sub->sa_final->bv_val,
-                       &left.bv_val[left.bv_len - sub->sa_final->bv_len],
-                       sub->sa_final->bv_len );
-
-               if( match != 0 ) {
-                       goto done;
+               if( flags & SLAP_INDEX_SUBSTR_FINAL ) {
+                       if( values[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               nkeys += SLAP_INDEX_SUBSTR_MAXLEN -
+                                       ( SLAP_INDEX_SUBSTR_MINLEN - 1);
+                       } else {
+                               nkeys += values[i]->bv_len - ( SLAP_INDEX_SUBSTR_MINLEN - 1 );
+                       }
                }
-
-               left.bv_len -= sub->sa_final->bv_len;
-               inlen -= sub->sa_final->bv_len;
        }
 
-       if( sub->sa_any ) {
-               for(i=0; sub->sa_any[i]; i++) {
-                       ber_len_t idx;
-                       char *p;
+       if( nkeys == 0 ) {
+               /* no keys to generate */
+               *keysp = NULL;
+               return LDAP_SUCCESS;
+       }
 
-retry:
-                       if( inlen > left.bv_len ) {
-                               /* not enough length */
-                               match = 1;
-                               goto done;
-                       }
+       keys = ch_malloc( sizeof( struct berval * ) * (nkeys+1) );
 
-                       if( sub->sa_any[i]->bv_len == 0 ) {
-                               continue;
-                       }
+       slen = strlen( syntax->ssyn_oid );
+       mlen = strlen( mr->smr_oid );
 
-                       p = strcasechr( left.bv_val, *sub->sa_any[i]->bv_val );
+       nkeys=0;
+       for( i=0; values[i] != NULL; i++ ) {
+               int j,max;
+               struct berval *value;
 
-                       if( p == NULL ) {
-                               match = 1;
-                               goto done;
-                       }
+               if( values[i]->bv_len < SLAP_INDEX_SUBSTR_MINLEN ) continue;
 
-                       idx = p - left.bv_val;
-                       assert( idx < left.bv_len );
+               value = ber_bvdup( values[i] );
+               ldap_pvt_str2upper( value->bv_val );
 
-                       if( idx >= left.bv_len ) {
-                               /* this shouldn't happen */
-                               return LDAP_OTHER;
+               if( ( flags & SLAP_INDEX_SUBSTR_ANY ) &&
+                       ( value->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) )
+               {
+                       char pre = SLAP_INDEX_SUBSTR_PREFIX;
+                       max = value->bv_len - ( SLAP_INDEX_SUBSTR_MAXLEN - 1);
+
+                       for( j=0; j<max; j++ ) {
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[j],
+                                       SLAP_INDEX_SUBSTR_MAXLEN );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
                        }
+               }
 
-                       left.bv_val = p;
-                       left.bv_len -= idx;
-
-                       if( sub->sa_any[i]->bv_len > left.bv_len ) {
-                               /* not enough left */
-                               match = 1;
-                               goto done;
+               max = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
+
+               for( j=SLAP_INDEX_SUBSTR_MINLEN; j<=max; j++ ) {
+                       char pre;
+
+                       if( flags & SLAP_INDEX_SUBSTR_INITIAL ) {
+                               pre = SLAP_INDEX_SUBSTR_INITIAL_PREFIX;
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       value->bv_val, j );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
                        }
 
-                       match = strncasecmp( left.bv_val,
-                               sub->sa_any[i]->bv_val,
-                               sub->sa_any[i]->bv_len );
-
-                       if( match != 0 ) {
-                               left.bv_val++;
-                               left.bv_len--;
-
-                               goto retry;
+                       if( flags & SLAP_INDEX_SUBSTR_FINAL ) {
+                               pre = SLAP_INDEX_SUBSTR_FINAL_PREFIX;
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[value->bv_len-j], j );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
                        }
 
-                       left.bv_val += sub->sa_any[i]->bv_len;
-                       left.bv_len -= sub->sa_any[i]->bv_len;
-                       inlen -= sub->sa_any[i]->bv_len;
                }
+
+               ber_bvfree( value );
+       }
+
+       if( nkeys > 0 ) {
+               keys[nkeys] = NULL;
+               *keysp = keys;
+       } else {
+               ch_free( keys );
+               *keysp = NULL;
        }
 
-done:
-       *matchp = match;
        return LDAP_SUCCESS;
 }
 
-/* Index generation function */
-int caseIgnoreIA5Indexer(
-       unsigned flags,
+int caseIgnoreIA5SubstringsFilter(
+       slap_mask_t use,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *prefix,
-       struct berval **values,
+       void * assertValue,
        struct berval ***keysp )
 {
-       int i;
-       size_t slen, mlen;
+       SubstringsAssertion *sa = assertValue;
+       char pre;
+       ber_len_t nkeys = 0;
+       size_t slen, mlen, klen;
        struct berval **keys;
-       lutil_MD5_CTX   MD5context;
-       unsigned char   MD5digest[16];
+       HASH_CONTEXT   HASHcontext;
+       unsigned char   HASHdigest[HASH_BYTES];
+       struct berval *value;
        struct berval digest;
-       digest.bv_val = MD5digest;
-       digest.bv_len = sizeof(MD5digest);
 
-       for( i=0; values[i] != NULL; i++ ) {
-               /* just count them */
+       if((flags & SLAP_INDEX_SUBSTR_INITIAL) && sa->sa_initial != NULL &&
+               sa->sa_initial->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               nkeys++;
+       }
+
+       if((flags & SLAP_INDEX_SUBSTR_ANY) && sa->sa_any != NULL ) {
+               ber_len_t i;
+               for( i=0; sa->sa_any[i] != NULL; i++ ) {
+                       if( sa->sa_any[i]->bv_len >= SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               /* don't bother accounting for stepping */
+                               nkeys += sa->sa_any[i]->bv_len -
+                                       ( SLAP_INDEX_SUBSTR_MAXLEN - 1 );
+                       }
+               }
+       }
+
+       if((flags & SLAP_INDEX_SUBSTR_FINAL) && sa->sa_final != NULL &&
+               sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               nkeys++;
        }
 
-       assert( i > 0 );
+       if( nkeys == 0 ) {
+               *keysp = NULL;
+               return LDAP_SUCCESS;
+       }
 
-       keys = ch_malloc( sizeof( struct berval * ) * (i+1) );
+       digest.bv_val = HASHdigest;
+       digest.bv_len = sizeof(HASHdigest);
 
        slen = strlen( syntax->ssyn_oid );
        mlen = strlen( mr->smr_oid );
 
-       for( i=0; values[i] != NULL; i++ ) {
-               struct berval *value = ber_bvdup( values[i] );
+       keys = ch_malloc( sizeof( struct berval * ) * (nkeys+1) );
+       nkeys = 0;
+
+       if((flags & SLAP_INDEX_SUBSTR_INITIAL) && sa->sa_initial != NULL &&
+               sa->sa_initial->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               pre = SLAP_INDEX_SUBSTR_INITIAL_PREFIX;
+               value = ber_bvdup( sa->sa_initial );
                ldap_pvt_str2upper( value->bv_val );
 
-               lutil_MD5Init( &MD5context );
+               klen = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
+
+               HASH_Init( &HASHcontext );
                if( prefix != NULL && prefix->bv_len > 0 ) {
-                       lutil_MD5Update( &MD5context,
+                       HASH_Update( &HASHcontext,
                                prefix->bv_val, prefix->bv_len );
                }
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
+                       &pre, sizeof( pre ) );
+               HASH_Update( &HASHcontext,
                        syntax->ssyn_oid, slen );
-               lutil_MD5Update( &MD5context,
+               HASH_Update( &HASHcontext,
                        mr->smr_oid, mlen );
-               lutil_MD5Update( &MD5context,
-                       value->bv_val, value->bv_len );
-               lutil_MD5Final( MD5digest, &MD5context );
+               HASH_Update( &HASHcontext,
+                       value->bv_val, klen );
+               HASH_Final( HASHdigest, &HASHcontext );
 
                ber_bvfree( value );
-
-               keys[i] = ber_bvdup( &digest );
+               keys[nkeys++] = ber_bvdup( &digest );
        }
 
-       keys[i] = NULL;
-       *keysp = keys;
-       return LDAP_SUCCESS;
-}
+       if((flags & SLAP_INDEX_SUBSTR_ANY) && sa->sa_any != NULL ) {
+               ber_len_t i, j;
+               pre = SLAP_INDEX_SUBSTR_PREFIX;
+               klen = SLAP_INDEX_SUBSTR_MAXLEN;
 
-/* Index generation function */
-int caseIgnoreIA5Filter(
-       unsigned flags,
-       Syntax *syntax,
-       MatchingRule *mr,
-       struct berval *prefix,
-       void * assertValue,
-       struct berval ***keysp )
-{
-       size_t slen, mlen;
-       struct berval **keys;
-       lutil_MD5_CTX   MD5context;
-       unsigned char   MD5digest[LUTIL_MD5_BYTES];
-       struct berval *value;
-       struct berval digest;
-       digest.bv_val = MD5digest;
-       digest.bv_len = sizeof(MD5digest);
+               for( i=0; sa->sa_any[i] != NULL; i++ ) {
+                       if( sa->sa_any[i]->bv_len < SLAP_INDEX_SUBSTR_MAXLEN ) {
+                               continue;
+                       }
 
-       slen = strlen( syntax->ssyn_oid );
-       mlen = strlen( mr->smr_oid );
+                       value = ber_bvdup( sa->sa_any[i] );
+                       ldap_pvt_str2upper( value->bv_val );
+
+                       for(j=0;
+                               j <= value->bv_len - SLAP_INDEX_SUBSTR_MAXLEN;
+                               j += SLAP_INDEX_SUBSTR_STEP )
+                       {
+                               HASH_Init( &HASHcontext );
+                               if( prefix != NULL && prefix->bv_len > 0 ) {
+                                       HASH_Update( &HASHcontext,
+                                               prefix->bv_val, prefix->bv_len );
+                               }
+                               HASH_Update( &HASHcontext,
+                                       &pre, sizeof( pre ) );
+                               HASH_Update( &HASHcontext,
+                                       syntax->ssyn_oid, slen );
+                               HASH_Update( &HASHcontext,
+                                       mr->smr_oid, mlen );
+                               HASH_Update( &HASHcontext,
+                                       &value->bv_val[j], klen );
+                               HASH_Final( HASHdigest, &HASHcontext );
+
+                               keys[nkeys++] = ber_bvdup( &digest );
+                       }
 
-       value = ber_bvdup( (struct berval *) assertValue );
-       ldap_pvt_str2upper( value->bv_val );
+                       ber_bvfree( value );
+               }
+       }
 
-       keys = ch_malloc( sizeof( struct berval * ) * 2 );
+       if((flags & SLAP_INDEX_SUBSTR_FINAL) && sa->sa_final != NULL &&
+               sa->sa_final->bv_len >= SLAP_INDEX_SUBSTR_MINLEN )
+       {
+               pre = SLAP_INDEX_SUBSTR_FINAL_PREFIX;
+               value = ber_bvdup( sa->sa_final );
+               ldap_pvt_str2upper( value->bv_val );
 
-       lutil_MD5Init( &MD5context );
-       if( prefix != NULL && prefix->bv_len > 0 ) {
-               lutil_MD5Update( &MD5context,
-                       prefix->bv_val, prefix->bv_len );
+               klen = SLAP_INDEX_SUBSTR_MAXLEN < value->bv_len
+                       ? SLAP_INDEX_SUBSTR_MAXLEN : value->bv_len;
+
+               HASH_Init( &HASHcontext );
+               if( prefix != NULL && prefix->bv_len > 0 ) {
+                       HASH_Update( &HASHcontext,
+                               prefix->bv_val, prefix->bv_len );
+               }
+               HASH_Update( &HASHcontext,
+                       &pre, sizeof( pre ) );
+               HASH_Update( &HASHcontext,
+                       syntax->ssyn_oid, slen );
+               HASH_Update( &HASHcontext,
+                       mr->smr_oid, mlen );
+               HASH_Update( &HASHcontext,
+                       &value->bv_val[value->bv_len-klen], klen );
+               HASH_Final( HASHdigest, &HASHcontext );
+
+               ber_bvfree( value );
+               keys[nkeys++] = ber_bvdup( &digest );
        }
-       lutil_MD5Update( &MD5context,
-               syntax->ssyn_oid, slen );
-       lutil_MD5Update( &MD5context,
-               mr->smr_oid, mlen );
-       lutil_MD5Update( &MD5context,
-               value->bv_val, value->bv_len );
-       lutil_MD5Final( MD5digest, &MD5context );
 
-       keys[0] = ber_bvdup( &digest );
-       keys[1] = NULL;
+       if( nkeys > 0 ) {
+               keys[nkeys] = NULL;
+               *keysp = keys;
+       } else {
+               ch_free( keys );
+               *keysp = NULL;
+       }
 
-       ber_bvfree( value );
+       return LDAP_SUCCESS;
+}
+       
+static int
+numericStringValidate(
+       Syntax *syntax,
+       struct berval *in )
+{
+       ber_len_t i;
+
+       for(i=0; i < in->bv_len; i++) {
+               if( !SLAP_NUMERIC(in->bv_val[i]) ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+       }
 
-       *keysp = keys;
        return LDAP_SUCCESS;
 }
 
@@ -1099,26 +3099,15 @@ numericStringNormalize(
        struct berval *val,
        struct berval **normalized )
 {
-       /* similiar to IA5StringNormalize except removes all spaces */
+       /* removal all spaces */
        struct berval *newval;
        char *p, *q;
 
        newval = ch_malloc( sizeof( struct berval ) );
+       newval->bv_val = ch_malloc( val->bv_len + 1 );
 
        p = val->bv_val;
-
-       /* Ignore initial whitespace */
-       while ( ASCII_SPACE( *p ) ) {
-               p++;
-       }
-
-       if( *p != '\0' ) {
-               ch_free( newval );
-               return LDAP_INVALID_SYNTAX;
-       }
-
-       newval->bv_val = ch_strdup( p );
-       p = q = newval->bv_val;
+       q = newval->bv_val;
 
        while ( *p ) {
                if ( ASCII_SPACE( *p ) ) {
@@ -1129,15 +3118,8 @@ numericStringNormalize(
                }
        }
 
-       assert( *newval->bv_val );
-       assert( newval->bv_val < p );
-       assert( p <= q );
-
-       /* cannot start with a space */
-       assert( !ASCII_SPACE(*newval->bv_val) );
-
-       /* cannot end with a space */
-       assert( !ASCII_SPACE( q[-1] ) );
+       /* we should have copied no more then is in val */
+       assert( (q - newval->bv_val) <= (p - val->bv_val) );
 
        /* null terminate */
        *q = '\0';
@@ -1151,7 +3133,7 @@ numericStringNormalize(
 static int
 objectIdentifierFirstComponentMatch(
        int *matchp,
-       unsigned flags,
+       slap_mask_t flags,
        Syntax *syntax,
        MatchingRule *mr,
        struct berval *value,
@@ -1186,7 +3168,7 @@ objectIdentifierFirstComponentMatch(
 
        } else {
                char *stored = ch_malloc( oid.bv_len + 1 );
-               memcpy( stored, oid.bv_val, oid.bv_len );
+               AC_MEMCPY( stored, oid.bv_val, oid.bv_len );
                stored[oid.bv_len] = '\0';
 
                if ( !strcmp( syntax->ssyn_oid, SLAP_SYNTAX_MATCHINGRULES_OID ) ) {
@@ -1227,26 +3209,87 @@ objectIdentifierFirstComponentMatch(
                ch_free( stored );
        }
 
+#ifdef NEW_LOGGING
+       LDAP_LOG(( "schema", LDAP_LEVEL_ENTRY,
+                  "objectIdentifierFirstComponentMatch: %d\n    %s\n    %s\n",
+                  match, value->bv_val, asserted->bv_val ));
+#else
        Debug( LDAP_DEBUG_ARGS, "objectIdentifierFirstComponentMatch "
                "%d\n\t\"%s\"\n\t\"%s\"\n",
-           match, value->bv_val, asserted->bv_val );
+               match, value->bv_val, asserted->bv_val );
+#endif
+
 
        if( rc == LDAP_SUCCESS ) *matchp = match;
        return rc;
 }
 
+static int
+integerBitAndMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       long lValue, lAssertedValue;
+
+       /* safe to assume integers are NUL terminated? */
+       lValue = strtoul(value->bv_val, NULL, 10);
+       if(( lValue == LONG_MIN || lValue == LONG_MAX) && errno == ERANGE )
+               return LDAP_CONSTRAINT_VIOLATION;
+
+       lAssertedValue = strtol(((struct berval *)assertedValue)->bv_val, NULL, 10);
+       if(( lAssertedValue == LONG_MIN || lAssertedValue == LONG_MAX) && errno == ERANGE )
+               return LDAP_CONSTRAINT_VIOLATION;
+
+       *matchp = (lValue & lAssertedValue);
+       return LDAP_SUCCESS;
+}
+
+static int
+integerBitOrMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       long lValue, lAssertedValue;
+
+       /* safe to assume integers are NUL terminated? */
+       lValue = strtoul(value->bv_val, NULL, 10);
+       if(( lValue == LONG_MIN || lValue == LONG_MAX) && errno == ERANGE )
+               return LDAP_CONSTRAINT_VIOLATION;
+
+       lAssertedValue = strtol(((struct berval *)assertedValue)->bv_val, NULL, 10);
+       if(( lAssertedValue == LONG_MIN || lAssertedValue == LONG_MAX) && errno == ERANGE )
+               return LDAP_CONSTRAINT_VIOLATION;
+
+       *matchp = (lValue | lAssertedValue);
+       return LDAP_SUCCESS;
+}
+
 static int
 check_time_syntax (struct berval *val,
        int start,
        int *parts)
 {
        static int ceiling[9] = { 99, 99, 11, 30, 23, 59, 59, 12, 59 };
-       static int mdays[12] = { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
+       static int mdays[2][12] = {
+               /* non-leap years */
+               { 30, 27, 30, 29, 30, 29, 30, 30, 29, 30, 29, 30 },
+               /* leap years */
+               { 30, 28, 30, 29, 30, 29, 30, 30, 29, 30, 29, 30 }
+       };
        char *p, *e;
-       int part, c, neg = 0;
+       int part, c, tzoffset, leapyear = 0 ;
 
-       if( val->bv_len == 0 )
+       if( val->bv_len == 0 ) {
                return LDAP_INVALID_SYNTAX;
+       }
 
        p = (char *)val->bv_val;
        e = p + val->bv_len;
@@ -1256,80 +3299,94 @@ check_time_syntax (struct berval *val,
                p++;
        }
 
-       if (e - p < 13 - (2 * start))
+       if (e - p < 13 - (2 * start)) {
                return LDAP_INVALID_SYNTAX;
+       }
 
-       for (part = 0; part < 9; part++)
+       for (part = 0; part < 9; part++) {
                parts[part] = 0;
+       }
 
        for (part = start; part < 7; part++) {
                c = *p;
-               if ((part == 6)
-                       && (c == 'Z'
-                               || c == '+'
-                               || c == '-'))
-               {
+               if ((part == 6) && (c == 'Z' || c == '+' || c == '-')) {
                        part++;
                        break;
                }
                p++;
                c -= '0';
-               if (p == e)
+               if (p == e) {
                        return LDAP_INVALID_SYNTAX;
-               if (c < 0 || c > 9)
+               }
+               if (c < 0 || c > 9) {
                        return LDAP_INVALID_SYNTAX;
+               }
                parts[part] = c;
 
                c = *p++ - '0';
-               if (p == e)
+               if (p == e) {
                        return LDAP_INVALID_SYNTAX;
-               if (c < 0 || c > 9)
+               }
+               if (c < 0 || c > 9) {
                        return LDAP_INVALID_SYNTAX;
+               }
                parts[part] *= 10;
                parts[part] += c;
 
-               if (part == 2 || part == 3)
+               if (part == 2 || part == 3) {
                        parts[part]--;
-               if (parts[part] < 0)
-                       return LDAP_INVALID_SYNTAX;
-               if (parts[part] > ceiling[part])
+               }
+               if (parts[part] < 0) {
                        return LDAP_INVALID_SYNTAX;
-       }
-       if (parts[2] == 1) {
-               if (parts[3] > mdays[parts[2]])
+               }
+               if (parts[part] > ceiling[part]) {
                        return LDAP_INVALID_SYNTAX;
-               if (parts[1] & 0x03) {
-                       /* FIXME:  This is an incomplete leap-year
-                        * check that fails in 2100, 2200, 2300,
-                        * 2500, 2600, 2700, ...
-                        */
-                       if (parts[3] > mdays[parts[2]] - 1)
-                               return LDAP_INVALID_SYNTAX;
                }
        }
+
+       /* leapyear check for the Gregorian calendar (year>1581) */
+       if (((parts[1] % 4 == 0) && (parts[1] != 0)) ||
+               ((parts[0] % 4 == 0) && (parts[1] == 0)))
+       {
+               leapyear = 1;
+       }
+
+       if (parts[3] > mdays[leapyear][parts[2]]) {
+               return LDAP_INVALID_SYNTAX;
+       }
+       
        c = *p++;
        if (c == 'Z') {
-               /* all done */
+               tzoffset = 0; /* UTC */
        } else if (c != '+' && c != '-') {
                return LDAP_INVALID_SYNTAX;
        } else {
-               if (c == '-')
-                       neg = 1;
-               if (p > e - 4)
+               if (c == '-') {
+                       tzoffset = -1;
+               } else /* c == '+' */ {
+                       tzoffset = 1;
+               }
+
+               if (p > e - 4) {
                        return LDAP_INVALID_SYNTAX;
+               }
+
                for (part = 7; part < 9; part++) {
                        c = *p++ - '0';
-                       if (c < 0 || c > 9)
+                       if (c < 0 || c > 9) {
                                return LDAP_INVALID_SYNTAX;
+                       }
                        parts[part] = c;
 
                        c = *p++ - '0';
-                       if (c < 0 || c > 9)
+                       if (c < 0 || c > 9) {
                                return LDAP_INVALID_SYNTAX;
+                       }
                        parts[part] *= 10;
                        parts[part] += c;
-                       if (parts[part] < 0 || parts[part] > ceiling[part])
+                       if (parts[part] < 0 || parts[part] > ceiling[part]) {
                                return LDAP_INVALID_SYNTAX;
+                       }
                }
        }
 
@@ -1337,49 +3394,44 @@ check_time_syntax (struct berval *val,
        while ( ( p < e ) && ASCII_SPACE( *p ) ) {
                p++;
        }
-       if (p != e)
+       if (p != e) {
                return LDAP_INVALID_SYNTAX;
+       }
 
-       if (neg == 0) {
+       switch ( tzoffset ) {
+       case -1: /* negativ offset to UTC, ie west of Greenwich  */
                parts[4] += parts[7];
                parts[5] += parts[8];
-               for (part = 7; --part > 0; ) {
-                       if (part != 3)
+               for (part = 6; --part > 0; ) { /* offset is just hhmm, no seconds */
+                       if (part != 3) {
                                c = ceiling[part];
-                       else {
-                               /* FIXME:  This is an incomplete leap-year
-                                * check that fails in 2100, 2200, 2300,
-                                * 2500, 2600, 2700, ...
-                                */
-                               c = mdays[parts[2]];
-                               if (parts[2] == 1)
-                                       c--;
+                       } else {
+                               c = mdays[leapyear][parts[2]];
                        }
                        if (parts[part] > c) {
                                parts[part] -= c + 1;
                                parts[part - 1]++;
                        }
                }
-       } else {
+               break;
+       case 1: /* positive offset to UTC, ie east of Greenwich */
                parts[4] -= parts[7];
                parts[5] -= parts[8];
-               for (part = 7; --part > 0; ) {
-                       if (part != 3)
+               for (part = 6; --part > 0; ) {
+                       if (part != 3) {
                                c = ceiling[part];
-                       else {
-                               /* FIXME:  This is an incomplete leap-year
-                                * check that fails in 2100, 2200, 2300,
-                                * 2500, 2600, 2700, ...
-                                */
-                               c = mdays[(parts[2] - 1) % 12];
-                               if (parts[2] == 2)
-                                       c--;
+                       } else {
+                               /* first arg to % needs to be non negativ */
+                               c = mdays[leapyear][(parts[2] - 1 + 12) % 12];
                        }
                        if (parts[part] < 0) {
                                parts[part] += c + 1;
                                parts[part - 1]--;
                        }
                }
+               break;
+       case 0: /* already UTC */
+               break;
        }
 
        return LDAP_SUCCESS;
@@ -1401,8 +3453,9 @@ utcTimeNormalize(
 
        *normalized = NULL;
        out = ch_malloc( sizeof(struct berval) );
-       if( out == NULL )
+       if( out == NULL ) {
                return LBER_ERROR_MEMORY;
+       }
 
        out->bv_val = ch_malloc( 14 );
        if ( out->bv_val == NULL ) {
@@ -1411,8 +3464,8 @@ utcTimeNormalize(
        }
 
        sprintf( out->bv_val, "%02ld%02ld%02ld%02ld%02ld%02ldZ",
-                               parts[1], parts[2] + 1, parts[3] + 1,
-                               parts[4], parts[5], parts[6] );
+               parts[1], parts[2] + 1, parts[3] + 1,
+               parts[4], parts[5], parts[6] );
        out->bv_len = 13;
        *normalized = out;
 
@@ -1429,6 +3482,16 @@ utcTimeValidate(
        return check_time_syntax(in, 1, parts);
 }
 
+static int
+generalizedTimeValidate(
+       Syntax *syntax,
+       struct berval *in )
+{
+       int parts[9];
+
+       return check_time_syntax(in, 0, parts);
+}
+
 static int
 generalizedTimeNormalize(
        Syntax *syntax,
@@ -1445,8 +3508,9 @@ generalizedTimeNormalize(
 
        *normalized = NULL;
        out = ch_malloc( sizeof(struct berval) );
-       if( out == NULL )
+       if( out == NULL ) {
                return LBER_ERROR_MEMORY;
+       }
 
        out->bv_val = ch_malloc( 16 );
        if ( out->bv_val == NULL ) {
@@ -1455,8 +3519,8 @@ generalizedTimeNormalize(
        }
 
        sprintf( out->bv_val, "%02ld%02ld%02ld%02ld%02ld%02ld%02ldZ",
-                               parts[0], parts[1], parts[2] + 1, parts[3] + 1,
-                               parts[4], parts[5], parts[6] );
+               parts[0], parts[1], parts[2] + 1, parts[3] + 1,
+               parts[4], parts[5], parts[6] );
        out->bv_len = 15;
        *normalized = out;
 
@@ -1464,13 +3528,93 @@ generalizedTimeNormalize(
 }
 
 static int
-generalizedTimeValidate(
+nisNetgroupTripleValidate(
        Syntax *syntax,
-       struct berval *in )
+       struct berval *val )
 {
-       int parts[9];
+       char *p, *e;
+       int commas = 0;
 
-       return check_time_syntax(in, 0, parts);
+       if ( val->bv_len == 0 ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       p = (char *)val->bv_val;
+       e = p + val->bv_len;
+
+       if ( *p != '(' /*')'*/ ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       for ( p++; ( p < e ) && ( *p != ')' ); p++ ) {
+               if ( *p == ',' ) {
+                       commas++;
+                       if ( commas > 2 ) {
+                               return LDAP_INVALID_SYNTAX;
+                       }
+
+               } else if ( !ATTR_CHAR( *p ) ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+       }
+
+       if ( ( commas != 2 ) || ( *p != /*'('*/ ')' ) ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       p++;
+
+       if (p != e) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       return LDAP_SUCCESS;
+}
+
+static int
+bootParameterValidate(
+       Syntax *syntax,
+       struct berval *val )
+{
+       char *p, *e;
+
+       if ( val->bv_len == 0 ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       p = (char *)val->bv_val;
+       e = p + val->bv_len;
+
+       /* key */
+       for (; ( p < e ) && ( *p != '=' ); p++ ) {
+               if ( !ATTR_CHAR( *p ) ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+       }
+
+       if ( *p != '=' ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       /* server */
+       for ( p++; ( p < e ) && ( *p != ':' ); p++ ) {
+               if ( !ATTR_CHAR( *p ) ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+       }
+
+       if ( *p != ':' ) {
+               return LDAP_INVALID_SYNTAX;
+       }
+
+       /* path */
+       for ( p++; p < e; p++ ) {
+               if ( !ATTR_CHAR( *p ) ) {
+                       return LDAP_INVALID_SYNTAX;
+               }
+       }
+
+       return LDAP_SUCCESS;
 }
 
 struct syntax_defs_rec {
@@ -1485,7 +3629,6 @@ struct syntax_defs_rec {
 #endif
 };
 
-#define X_HIDE "X-HIDE 'TRUE' "
 #define X_BINARY "X-BINARY-TRANSFER-REQUIRED 'TRUE' "
 #define X_NOT_H_R "X-NOT-HUMAN-READABLE 'TRUE' "
 
@@ -1498,12 +3641,12 @@ struct syntax_defs_rec syntax_defs[] = {
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.4 DESC 'Audio' " X_NOT_H_R ")",
                SLAP_SYNTAX_BLOB, blobValidate, NULL, NULL},
-       {"( 1.3.6.1.4.1.1466.115.121.1.5 DESC 'Binary' " X_BINARY X_NOT_H_R ")",
+       {"( 1.3.6.1.4.1.1466.115.121.1.5 DESC 'Binary' " X_NOT_H_R ")",
                SLAP_SYNTAX_BER, berValidate, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.6 DESC 'Bit String' )",
-               0, bitStringValidate, bitStringNormalize, NULL },
+               0, bitStringValidate, NULL, NULL },
        {"( 1.3.6.1.4.1.1466.115.121.1.7 DESC 'Boolean' )",
-               0, booleanValidate, booleanNormalize, booleanPretty},
+               0, booleanValidate, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.8 DESC 'Certificate' "
                X_BINARY X_NOT_H_R ")",
                SLAP_SYNTAX_BINARY|SLAP_SYNTAX_BER, berValidate, NULL, NULL},
@@ -1514,7 +3657,7 @@ struct syntax_defs_rec syntax_defs[] = {
                X_BINARY X_NOT_H_R ")",
                SLAP_SYNTAX_BINARY|SLAP_SYNTAX_BER, berValidate, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.11 DESC 'Country String' )",
-               0, NULL, NULL, NULL},
+               0, countryStringValidate, IA5StringNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.12 DESC 'Distinguished Name' )",
                0, dnValidate, dnNormalize, dnPretty},
        {"( 1.3.6.1.4.1.1466.115.121.1.13 DESC 'Data Quality' )",
@@ -1534,7 +3677,7 @@ struct syntax_defs_rec syntax_defs[] = {
        {"( 1.3.6.1.4.1.1466.115.121.1.21 DESC 'Enhanced Guide' )",
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.22 DESC 'Facsimile Telephone Number' )",
-               0, IA5StringValidate, faxNumberNormalize, NULL},
+               0, printablesStringValidate, IA5StringNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.23 DESC 'Fax' " X_NOT_H_R ")",
                SLAP_SYNTAX_BLOB, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.24 DESC 'Generalized Time' )",
@@ -1546,7 +3689,7 @@ struct syntax_defs_rec syntax_defs[] = {
        {"( 1.3.6.1.4.1.1466.115.121.1.27 DESC 'Integer' )",
                0, integerValidate, integerNormalize, integerPretty},
        {"( 1.3.6.1.4.1.1466.115.121.1.28 DESC 'JPEG' " X_NOT_H_R ")",
-               SLAP_SYNTAX_BLOB, NULL, NULL, NULL},
+               SLAP_SYNTAX_BLOB, blobValidate, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.29 DESC 'Master And Shadow Access Points' )",
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.30 DESC 'Matching Rule Description' )",
@@ -1558,36 +3701,36 @@ struct syntax_defs_rec syntax_defs[] = {
        {"( 1.3.6.1.4.1.1466.115.121.1.33 DESC 'MHS OR Address' )",
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.34 DESC 'Name And Optional UID' )",
-               0, NULL, NULL, NULL},
+               0, nameUIDValidate, nameUIDNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.35 DESC 'Name Form Description' )",
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.36 DESC 'Numeric String' )",
-               0, IA5StringValidate, numericStringNormalize, NULL},
+               0, numericStringValidate, numericStringNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.37 DESC 'Object Class Description' )",
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.38 DESC 'OID' )",
                0, oidValidate, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.39 DESC 'Other Mailbox' )",
-               0, NULL, NULL, NULL},
+               0, IA5StringValidate, IA5StringNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.40 DESC 'Octet String' )",
                0, blobValidate, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.41 DESC 'Postal Address' )",
-               0, blobValidate, NULL, NULL},
+               0, UTF8StringValidate, UTF8StringNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.42 DESC 'Protocol Information' )",
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.43 DESC 'Presentation Address' )",
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.44 DESC 'Printable String' )",
-               0, printableStringValidate, NULL, NULL},
+               0, printableStringValidate, IA5StringNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.49 DESC 'Supported Algorithm' "
                X_BINARY X_NOT_H_R ")",
                SLAP_SYNTAX_BINARY|SLAP_SYNTAX_BER, berValidate, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.50 DESC 'Telephone Number' )",
-               0, IA5StringValidate, phoneNumberNormalize, NULL},
+               0, printableStringValidate, IA5StringNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.51 DESC 'Teletex Terminal Identifier' )",
                0, NULL, NULL, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.52 DESC 'Telex Number' )",
-               0, IA5StringValidate, telexNumberNormalize, NULL},
+               0, printableStringValidate, IA5StringNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.53 DESC 'UTC Time' )",
                0, utcTimeValidate, utcTimeNormalize, NULL},
        {"( 1.3.6.1.4.1.1466.115.121.1.54 DESC 'LDAP Syntax Description' )",
@@ -1601,36 +3744,41 @@ struct syntax_defs_rec syntax_defs[] = {
        {"( 1.3.6.1.4.1.1466.115.121.1.58 DESC 'Substring Assertion' )",
                0, NULL, NULL, NULL},
 
+       /* RFC 2307 NIS Syntaxes */
+       {"( 1.3.6.1.1.1.0.0  DESC 'RFC2307 NIS Netgroup Triple' )",
+               0, nisNetgroupTripleValidate, NULL, NULL},
+       {"( 1.3.6.1.1.1.0.1  DESC 'RFC2307 Boot Parameter' )",
+               0, bootParameterValidate, NULL, NULL},
+
        /* OpenLDAP Experimental Syntaxes */
        {"( 1.3.6.1.4.1.4203.666.2.1 DESC 'OpenLDAP Experimental ACI' )",
-               0, IA5StringValidate /* THIS WILL CHANGE FOR NEW ACI SYNTAX */, NULL, NULL},
+               0, UTF8StringValidate /* THIS WILL CHANGE FOR NEW ACI SYNTAX */,
+               NULL, NULL},
        {"( 1.3.6.1.4.1.4203.666.2.2 DESC 'OpenLDAP authPassword' )",
                0, NULL, NULL, NULL},
-       {"( 1.3.6.1.4.1.4203.666.2.3 DESC 'OpenLDAP void' " X_HIDE ")" ,
-               SLAP_SYNTAX_HIDE, inValidate, NULL, NULL},
-#if 0 /* not needed */
-       {"( 1.3.6.1.4.1.4203.666.2.4 DESC 'OpenLDAP DN' " X_HIDE ")" ,
-               SLAP_SYNTAX_HIDE, inValidate, NULL, NULL},
-#endif
 
+       /* OpenLDAP Void Syntax */
+       {"( 1.3.6.1.4.1.4203.1.1.1 DESC 'OpenLDAP void' )" ,
+               SLAP_SYNTAX_HIDE, inValidate, NULL, NULL},
        {NULL, 0, NULL, NULL, NULL}
 };
 
 struct mrule_defs_rec {
        char *                                          mrd_desc;
-       unsigned                                        mrd_usage;
+       slap_mask_t                                     mrd_usage;
        slap_mr_convert_func *          mrd_convert;
        slap_mr_normalize_func *        mrd_normalize;
        slap_mr_match_func *            mrd_match;
        slap_mr_indexer_func *          mrd_indexer;
        slap_mr_filter_func *           mrd_filter;
+
+       char *                                          mrd_associated;
 };
 
 /*
- * Other matching rules in X.520 that we do not use:
+ * Other matching rules in X.520 that we do not use (yet):
  *
  * 2.5.13.9            numericStringOrderingMatch
- * 2.5.13.13   booleanMatch
  * 2.5.13.15   integerOrderingMatch
  * 2.5.13.18   octetStringOrderingMatch
  * 2.5.13.19   octetStringSubstringsMatch
@@ -1653,158 +3801,280 @@ struct mrule_defs_rec {
  */
 
 struct mrule_defs_rec mrule_defs[] = {
+       /*
+        * EQUALITY matching rules must be listed after associated APPROX
+        * matching rules.  So, we list all APPROX matching rules first.
+        */
+       {"( " directoryStringApproxMatchOID " NAME 'directoryStringApproxMatch' "
+               "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
+               SLAP_MR_EQUALITY_APPROX | SLAP_MR_EXT,
+               NULL, NULL,
+               directoryStringApproxMatch,
+               directoryStringApproxIndexer, 
+               directoryStringApproxFilter,
+               NULL},
+
+       {"( " IA5StringApproxMatchOID " NAME 'IA5StringApproxMatch' "
+               "SYNTAX 1.3.6.1.4.1.1466.115.121.1.26 )",
+               SLAP_MR_EQUALITY_APPROX | SLAP_MR_EXT,
+               NULL, NULL,
+               IA5StringApproxMatch,
+               IA5StringApproxIndexer, 
+               IA5StringApproxFilter,
+               NULL},
+
+       /*
+        * Other matching rules
+        */
+       
        {"( 2.5.13.0 NAME 'objectIdentifierMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.38 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, objectIdentifierMatch,
-               caseIgnoreIA5Indexer, caseIgnoreIA5Filter},
+               NULL, NULL,
+               objectIdentifierMatch, caseIgnoreIA5Indexer, caseIgnoreIA5Filter,
+               NULL},
 
        {"( 2.5.13.1 NAME 'distinguishedNameMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, dnMatch, dnIndexer, dnFilter},
+               NULL, NULL,
+               dnMatch, dnIndexer, dnFilter,
+               NULL},
 
        {"( 2.5.13.2 NAME 'caseIgnoreMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, caseIgnoreMatch, caseIgnoreIndexer, caseIgnoreFilter},
+               NULL, NULL,
+               caseIgnoreMatch, caseExactIgnoreIndexer, caseExactIgnoreFilter,
+               directoryStringApproxMatchOID },
 
        {"( 2.5.13.3 NAME 'caseIgnoreOrderingMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
                SLAP_MR_ORDERING,
-               NULL, NULL, caseIgnoreOrderingMatch, NULL, NULL},
+               NULL, NULL,
+               caseIgnoreOrderingMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.4 NAME 'caseIgnoreSubstringsMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
                SLAP_MR_SUBSTR | SLAP_MR_EXT,
-               NULL, NULL, caseIgnoreSubstringsMatch,
-               caseIgnoreSubstringsIndexer, caseIgnoreSubstringsFilter},
+               NULL, NULL,
+               caseExactIgnoreSubstringsMatch,
+               caseExactIgnoreSubstringsIndexer,
+               caseExactIgnoreSubstringsFilter,
+               NULL},
 
-       /* Next three are not in the RFC's, but are needed for compatibility */
        {"( 2.5.13.5 NAME 'caseExactMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, caseExactMatch, caseExactIndexer, caseExactFilter},
+               NULL, NULL,
+               caseExactMatch, caseExactIgnoreIndexer, caseExactIgnoreFilter,
+               directoryStringApproxMatchOID },
 
        {"( 2.5.13.6 NAME 'caseExactOrderingMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )",
                SLAP_MR_ORDERING,
-               NULL, NULL, caseExactOrderingMatch, NULL, NULL},
+               NULL, NULL,
+               caseExactOrderingMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.7 NAME 'caseExactSubstringsMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
                SLAP_MR_SUBSTR | SLAP_MR_EXT,
-               NULL, NULL, caseExactSubstringsMatch,
-               caseExactSubstringsIndexer, caseExactSubstringsFilter},
+               NULL, NULL,
+               caseExactIgnoreSubstringsMatch,
+               caseExactIgnoreSubstringsIndexer,
+               caseExactIgnoreSubstringsFilter,
+               NULL},
 
        {"( 2.5.13.8 NAME 'numericStringMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.36 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, caseIgnoreIA5Match, NULL, NULL},
+               NULL, NULL,
+               caseIgnoreIA5Match,
+               caseIgnoreIA5Indexer,
+               caseIgnoreIA5Filter,
+               NULL},
 
        {"( 2.5.13.10 NAME 'numericStringSubstringsMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
                SLAP_MR_SUBSTR | SLAP_MR_EXT,
-               NULL, NULL, caseIgnoreIA5SubstringsMatch,
-               caseIgnoreIA5SubstringsIndexer, caseIgnoreIA5SubstringsFilter},
+               NULL, NULL,
+               caseIgnoreIA5SubstringsMatch,
+               caseIgnoreIA5SubstringsIndexer,
+               caseIgnoreIA5SubstringsFilter,
+               NULL},
 
        {"( 2.5.13.11 NAME 'caseIgnoreListMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.41 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, caseIgnoreListMatch, NULL, NULL},
+               NULL, NULL,
+               caseIgnoreListMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.12 NAME 'caseIgnoreListSubstringsMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
                SLAP_MR_SUBSTR | SLAP_MR_EXT,
-               NULL, NULL, caseIgnoreListSubstringsMatch, NULL, NULL},
+               NULL, NULL,
+               caseIgnoreListSubstringsMatch, NULL, NULL,
+               NULL},
+
+       {"( 2.5.13.13 NAME 'booleanMatch' "
+               "SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 )",
+               SLAP_MR_EQUALITY | SLAP_MR_EXT,
+               NULL, NULL,
+               booleanMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.14 NAME 'integerMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, integerMatch, NULL, NULL},
+               NULL, NULL,
+               integerMatch, integerIndexer, integerFilter,
+               NULL},
 
        {"( 2.5.13.16 NAME 'bitStringMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.6 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, bitStringMatch, NULL, NULL},
+               NULL, NULL,
+               bitStringMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.17 NAME 'octetStringMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.40 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, octetStringMatch, octetStringIndexer, octetStringFilter},
+               NULL, NULL,
+               octetStringMatch, octetStringIndexer, octetStringFilter,
+               NULL},
 
        {"( 2.5.13.20 NAME 'telephoneNumberMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.50 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, telephoneNumberMatch, NULL, NULL},
+               NULL, NULL,
+               telephoneNumberMatch,
+               telephoneNumberIndexer,
+               telephoneNumberFilter,
+               NULL},
 
        {"( 2.5.13.21 NAME 'telephoneNumberSubstringsMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.58 )",
                SLAP_MR_SUBSTR | SLAP_MR_EXT,
-               NULL, NULL, telephoneNumberSubstringsMatch, NULL, NULL},
+               NULL, NULL,
+               telephoneNumberSubstringsMatch,
+               telephoneNumberSubstringsIndexer,
+               telephoneNumberSubstringsFilter,
+               NULL},
 
        {"( 2.5.13.22 NAME 'presentationAddressMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.43 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, presentationAddressMatch, NULL, NULL},
+               NULL, NULL,
+               NULL, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.23 NAME 'uniqueMemberMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.34 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, uniqueMemberMatch, NULL, NULL},
+               NULL, NULL,
+               uniqueMemberMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.24 NAME 'protocolInformationMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.42 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, protocolInformationMatch, NULL, NULL},
+               NULL, NULL,
+               protocolInformationMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.27 NAME 'generalizedTimeMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, generalizedTimeMatch, NULL, NULL},
+               NULL, NULL,
+               generalizedTimeMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.28 NAME 'generalizedTimeOrderingMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 )",
                SLAP_MR_ORDERING,
-               NULL, NULL, generalizedTimeOrderingMatch, NULL, NULL},
+               NULL, NULL,
+               generalizedTimeOrderingMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.29 NAME 'integerFirstComponentMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, integerFirstComponentMatch, NULL, NULL},
+               NULL, NULL,
+               integerFirstComponentMatch, NULL, NULL,
+               NULL},
 
        {"( 2.5.13.30 NAME 'objectIdentifierFirstComponentMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.38 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, objectIdentifierFirstComponentMatch, NULL, NULL},
+               NULL, NULL,
+               objectIdentifierFirstComponentMatch, NULL, NULL,
+               NULL},
 
        {"( 1.3.6.1.4.1.1466.109.114.1 NAME 'caseExactIA5Match' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.26 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, caseExactIA5Match, caseExactIA5Indexer, caseExactIA5Filter},
+               NULL, NULL,
+               caseExactIA5Match, caseExactIA5Indexer, caseExactIA5Filter,
+               IA5StringApproxMatchOID },
 
        {"( 1.3.6.1.4.1.1466.109.114.2 NAME 'caseIgnoreIA5Match' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.26 )",
                SLAP_MR_EQUALITY | SLAP_MR_EXT,
-               NULL, NULL, caseIgnoreIA5Match, caseExactIA5Indexer, caseExactIA5Filter},
+               NULL, NULL,
+               caseIgnoreIA5Match, caseIgnoreIA5Indexer, caseIgnoreIA5Filter,
+               IA5StringApproxMatchOID },
 
        {"( 1.3.6.1.4.1.1466.109.114.3 NAME 'caseIgnoreIA5SubstringsMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.26 )",
                SLAP_MR_SUBSTR,
-               NULL, NULL, caseIgnoreIA5SubstringsMatch,
-               caseIgnoreIA5SubstringsIndexer, caseIgnoreIA5SubstringsFilter},
+               NULL, NULL,
+               caseIgnoreIA5SubstringsMatch,
+               caseIgnoreIA5SubstringsIndexer,
+               caseIgnoreIA5SubstringsFilter,
+               NULL},
+
+       {"( 1.3.6.1.4.1.4203.1.2.1 NAME 'caseExactIA5SubstringsMatch' "
+               "SYNTAX 1.3.6.1.4.1.1466.115.121.1.26 )",
+               SLAP_MR_SUBSTR,
+               NULL, NULL,
+               caseExactIA5SubstringsMatch,
+               caseExactIA5SubstringsIndexer,
+               caseExactIA5SubstringsFilter,
+               NULL},
 
        {"( 1.3.6.1.4.1.4203.666.4.1 NAME 'authPasswordMatch' "
                "SYNTAX 1.3.6.1.4.1.1466.115.121.1.40 )",
                SLAP_MR_EQUALITY,
-               NULL, NULL, authPasswordMatch, NULL, NULL},
+               NULL, NULL,
+               authPasswordMatch, NULL, NULL,
+               NULL},
 
        {"( 1.3.6.1.4.1.4203.666.4.2 NAME 'OpenLDAPaciMatch' "
                "SYNTAX 1.3.6.1.4.1.4203.666.2.1 )",
                SLAP_MR_EQUALITY,
-               NULL, NULL, OpenLDAPaciMatch, NULL, NULL},
+               NULL, NULL,
+               OpenLDAPaciMatch, NULL, NULL,
+               NULL},
+
+       {"( 1.2.840.113556.1.4.803 NAME 'integerBitAndMatch' "
+               "SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 )",
+               SLAP_MR_EXT,
+               NULL, NULL,
+               integerBitAndMatch, NULL, NULL,
+               NULL},
+
+       {"( 1.2.840.113556.1.4.804 NAME 'integerBitOrMatch' "
+               "SYNTAX 1.3.6.1.4.1.1466.115.121.1.27 )",
+               SLAP_MR_EXT,
+               NULL, NULL,
+               integerBitOrMatch, NULL, NULL,
+               NULL},
 
-       {NULL, SLAP_MR_NONE, NULL, NULL, NULL}
+       {NULL, SLAP_MR_NONE, NULL, NULL, NULL, NULL}
 };
 
 int
@@ -1818,13 +4088,13 @@ schema_init( void )
 
        for ( i=0; syntax_defs[i].sd_desc != NULL; i++ ) {
                res = register_syntax( syntax_defs[i].sd_desc,
-                   syntax_defs[i].sd_flags,
-                   syntax_defs[i].sd_validate,
-                   syntax_defs[i].sd_normalize,
+                       syntax_defs[i].sd_flags,
+                       syntax_defs[i].sd_validate,
+                       syntax_defs[i].sd_normalize,
                        syntax_defs[i].sd_pretty
 #ifdef SLAPD_BINARY_CONVERSION
                        ,
-                   syntax_defs[i].sd_ber2str,
+                       syntax_defs[i].sd_ber2str,
                        syntax_defs[i].sd_str2ber
 #endif
                );
@@ -1849,9 +4119,10 @@ schema_init( void )
                        mrule_defs[i].mrd_usage,
                        mrule_defs[i].mrd_convert,
                        mrule_defs[i].mrd_normalize,
-                   mrule_defs[i].mrd_match,
+                       mrule_defs[i].mrd_match,
                        mrule_defs[i].mrd_indexer,
-                       mrule_defs[i].mrd_filter );
+                       mrule_defs[i].mrd_filter,
+                       mrule_defs[i].mrd_associated );
 
                if ( res ) {
                        fprintf( stderr,