]> git.sur5r.net Git - openldap/blobdiff - libraries/libldap/schema.c
Remove unused type: struct token
[openldap] / libraries / libldap / schema.c
index 094e9e06cc7632f9ce74f58d80dc6fd5669aaf1b..07a315a9572ba08e22f4e628dbac2bf789b6787a 100644 (file)
@@ -1,8 +1,18 @@
 /* $OpenLDAP$ */
-/*
- * Copyright 1999-2000 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2005 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
+
 /*
  * schema.c:  parsing routines used by servers and clients to process
  *     schema definitions
 
 #include <ldap_schema.h>
 
-static LDAP_CONST char *
-choose_name( char *names[], LDAP_CONST char *fallback )
+static const char *
+choose_name( char *names[], const char *fallback )
 {
-       return( (names != NULL && names[0] != NULL) ? names[0] : fallback );
+       return (names != NULL && names[0] != NULL) ? names[0] : fallback;
 }
 
 LDAP_CONST char *
@@ -56,6 +66,23 @@ ldap_objectclass2name( LDAPObjectClass * oc )
        return( choose_name( oc->oc_names, oc->oc_oid ) );
 }
 
+LDAP_CONST char *
+ldap_contentrule2name( LDAPContentRule * cr )
+{
+       return( choose_name( cr->cr_names, cr->cr_oid ) );
+}
+
+LDAP_CONST char *
+ldap_nameform2name( LDAPNameForm * nf )
+{
+       return( choose_name( nf->nf_names, nf->nf_oid ) );
+}
+
+LDAP_CONST char *
+ldap_structurerule2name( LDAPStructureRule * sr )
+{
+       return( choose_name( sr->sr_names, NULL ) );
+}
 
 /*
  * When pretty printing the entities we will be appending to a buffer.
@@ -103,12 +130,25 @@ safe_string_free(safe_string * ss)
        LDAP_FREE(ss);
 }
 
+#if 0  /* unused */
 static char *
 safe_string_val(safe_string * ss)
 {
        ss->val[ss->pos] = '\0';
        return(ss->val);
 }
+#endif
+
+static char *
+safe_strdup(safe_string * ss)
+{
+       char *ret = LDAP_MALLOC(ss->pos+1);
+       if (!ret)
+               return NULL;
+       AC_MEMCPY(ret, ss->val, ss->pos);
+       ret[ss->pos] = '\0';
+       return ret;
+}
 
 static int
 append_to_safe_string(safe_string * ss, char * s)
@@ -270,12 +310,40 @@ print_noidlen(safe_string *ss, char *s, int l)
 
        ret = print_numericoid(ss,s);
        if ( l ) {
-               sprintf(buf,"{%d}",l);
+               snprintf(buf, sizeof buf, "{%d}",l);
                ret = print_literal(ss,buf);
        }
        return(ret);
 }
 
+static int
+print_ruleid(safe_string *ss, int rid)
+{
+       char buf[64];
+       snprintf(buf, sizeof buf, "%d", rid);
+       return print_literal(ss,buf);
+}
+
+static int
+print_ruleids(safe_string *ss, int n, int *rids)
+{
+       int i;
+
+       if( n == 1 ) {
+               print_ruleid(ss,rids[0]);
+               return print_whsp(ss);
+       } else {
+               print_literal(ss,"("/*)*/);
+               for( i=0; i<n; i++ ) {
+                       print_whsp(ss);
+                       print_ruleid(ss,rids[i]);
+               }
+               print_whsp(ss);
+               return print_literal(ss,/*(*/")");
+       }
+}
+
+
 static int
 print_extensions(safe_string *ss, LDAPSchemaExtensionItem **extensions)
 {
@@ -296,10 +364,19 @@ print_extensions(safe_string *ss, LDAPSchemaExtensionItem **extensions)
 }
 
 char *
-ldap_syntax2str( const LDAPSyntax * syn )
+ldap_syntax2str( LDAPSyntax * syn )
+{
+       struct berval bv;
+       if (ldap_syntax2bv( syn, &bv ))
+               return(bv.bv_val);
+       else
+               return NULL;
+}
+
+struct berval *
+ldap_syntax2bv( LDAPSyntax * syn, struct berval *bv )
 {
        safe_string * ss;
-       char * retstring;
        
        ss = new_safe_string(256);
        if ( !ss )
@@ -322,16 +399,26 @@ ldap_syntax2str( const LDAPSyntax * syn )
 
        print_literal(ss,/*(*/ ")");
 
-       retstring = LDAP_STRDUP(safe_string_val(ss));
+       bv->bv_val = safe_strdup(ss);
+       bv->bv_len = ss->pos;
        safe_string_free(ss);
-       return(retstring);
+       return(bv);
 }
 
 char *
-ldap_matchingrule2str( const LDAPMatchingRule * mr )
+ldap_matchingrule2str( LDAPMatchingRule * mr )
+{
+       struct berval bv;
+       if (ldap_matchingrule2bv( mr, &bv ))
+               return(bv.bv_val);
+       else
+               return NULL;
+}
+
+struct berval *
+ldap_matchingrule2bv( LDAPMatchingRule * mr, struct berval *bv )
 {
        safe_string * ss;
-       char * retstring;
        
        ss = new_safe_string(256);
        if ( !ss )
@@ -353,7 +440,7 @@ ldap_matchingrule2str( const LDAPMatchingRule * mr )
                print_qdstring(ss,mr->mr_desc);
        }
 
-       if ( mr->mr_obsolete == LDAP_SCHEMA_YES ) {
+       if ( mr->mr_obsolete ) {
                print_literal(ss, "OBSOLETE");
                print_whsp(ss);
        }
@@ -371,16 +458,26 @@ ldap_matchingrule2str( const LDAPMatchingRule * mr )
 
        print_literal(ss,/*(*/")");
 
-       retstring = LDAP_STRDUP(safe_string_val(ss));
+       bv->bv_val = safe_strdup(ss);
+       bv->bv_len = ss->pos;
        safe_string_free(ss);
-       return(retstring);
+       return(bv);
 }
 
 char *
-ldap_matchingruleuse2str( const LDAPMatchingRuleUse * mru )
+ldap_matchingruleuse2str( LDAPMatchingRuleUse * mru )
+{
+       struct berval bv;
+       if (ldap_matchingruleuse2bv( mru, &bv ))
+               return(bv.bv_val);
+       else
+               return NULL;
+}
+
+struct berval *
+ldap_matchingruleuse2bv( LDAPMatchingRuleUse * mru, struct berval *bv )
 {
        safe_string * ss;
-       char * retstring;
        
        ss = new_safe_string(256);
        if ( !ss )
@@ -402,7 +499,7 @@ ldap_matchingruleuse2str( const LDAPMatchingRuleUse * mru )
                print_qdstring(ss,mru->mru_desc);
        }
 
-       if ( mru->mru_obsolete == LDAP_SCHEMA_YES ) {
+       if ( mru->mru_obsolete ) {
                print_literal(ss, "OBSOLETE");
                print_whsp(ss);
        }
@@ -420,16 +517,26 @@ ldap_matchingruleuse2str( const LDAPMatchingRuleUse * mru )
 
        print_literal(ss,/*(*/")");
 
-       retstring = LDAP_STRDUP(safe_string_val(ss));
+       bv->bv_val = safe_strdup(ss);
+       bv->bv_len = ss->pos;
        safe_string_free(ss);
-       return(retstring);
+       return(bv);
 }
 
 char *
-ldap_objectclass2str( const LDAPObjectClass * oc )
+ldap_objectclass2str( LDAPObjectClass * oc )
+{
+       struct berval bv;
+       if (ldap_objectclass2bv( oc, &bv ))
+               return(bv.bv_val);
+       else
+               return NULL;
+}
+
+struct berval *
+ldap_objectclass2bv( LDAPObjectClass * oc, struct berval *bv )
 {
        safe_string * ss;
-       char * retstring;
        
        ss = new_safe_string(256);
        if ( !ss )
@@ -451,7 +558,7 @@ ldap_objectclass2str( const LDAPObjectClass * oc )
                print_qdstring(ss,oc->oc_desc);
        }
 
-       if ( oc->oc_obsolete == LDAP_SCHEMA_YES ) {
+       if ( oc->oc_obsolete ) {
                print_literal(ss, "OBSOLETE");
                print_whsp(ss);
        }
@@ -499,16 +606,238 @@ ldap_objectclass2str( const LDAPObjectClass * oc )
 
        print_literal(ss, /*(*/")");
 
-       retstring = LDAP_STRDUP(safe_string_val(ss));
+       bv->bv_val = safe_strdup(ss);
+       bv->bv_len = ss->pos;
+       safe_string_free(ss);
+       return(bv);
+}
+
+char *
+ldap_contentrule2str( LDAPContentRule * cr )
+{
+       struct berval bv;
+       if (ldap_contentrule2bv( cr, &bv ))
+               return(bv.bv_val);
+       else
+               return NULL;
+}
+
+struct berval *
+ldap_contentrule2bv( LDAPContentRule * cr, struct berval *bv )
+{
+       safe_string * ss;
+       
+       ss = new_safe_string(256);
+       if ( !ss )
+               return NULL;
+
+       print_literal(ss,"("/*)*/);
+       print_whsp(ss);
+
+       print_numericoid(ss, cr->cr_oid);
+       print_whsp(ss);
+
+       if ( cr->cr_names ) {
+               print_literal(ss,"NAME");
+               print_qdescrs(ss,cr->cr_names);
+       }
+
+       if ( cr->cr_desc ) {
+               print_literal(ss,"DESC");
+               print_qdstring(ss,cr->cr_desc);
+       }
+
+       if ( cr->cr_obsolete ) {
+               print_literal(ss, "OBSOLETE");
+               print_whsp(ss);
+       }
+
+       if ( cr->cr_oc_oids_aux ) {
+               print_literal(ss,"AUX");
+               print_whsp(ss);
+               print_oids(ss,cr->cr_oc_oids_aux);
+               print_whsp(ss);
+       }
+
+       if ( cr->cr_at_oids_must ) {
+               print_literal(ss,"MUST");
+               print_whsp(ss);
+               print_oids(ss,cr->cr_at_oids_must);
+               print_whsp(ss);
+       }
+
+       if ( cr->cr_at_oids_may ) {
+               print_literal(ss,"MAY");
+               print_whsp(ss);
+               print_oids(ss,cr->cr_at_oids_may);
+               print_whsp(ss);
+       }
+
+       if ( cr->cr_at_oids_not ) {
+               print_literal(ss,"NOT");
+               print_whsp(ss);
+               print_oids(ss,cr->cr_at_oids_not);
+               print_whsp(ss);
+       }
+
+       print_whsp(ss);
+       print_extensions(ss, cr->cr_extensions);
+
+       print_literal(ss, /*(*/")");
+
+       bv->bv_val = safe_strdup(ss);
+       bv->bv_len = ss->pos;
+       safe_string_free(ss);
+       return(bv);
+}
+
+char *
+ldap_structurerule2str( LDAPStructureRule * sr )
+{
+       struct berval bv;
+       if (ldap_structurerule2bv( sr, &bv ))
+               return(bv.bv_val);
+       else
+               return NULL;
+}
+
+struct berval *
+ldap_structurerule2bv( LDAPStructureRule * sr, struct berval *bv )
+{
+       safe_string * ss;
+       
+       ss = new_safe_string(256);
+       if ( !ss )
+               return NULL;
+
+       print_literal(ss,"("/*)*/);
+       print_whsp(ss);
+
+       print_ruleid(ss, sr->sr_ruleid);
+       print_whsp(ss);
+
+       if ( sr->sr_names ) {
+               print_literal(ss,"NAME");
+               print_qdescrs(ss,sr->sr_names);
+       }
+
+       if ( sr->sr_desc ) {
+               print_literal(ss,"DESC");
+               print_qdstring(ss,sr->sr_desc);
+       }
+
+       if ( sr->sr_obsolete ) {
+               print_literal(ss, "OBSOLETE");
+               print_whsp(ss);
+       }
+
+       print_literal(ss,"FORM");
+       print_whsp(ss);
+       print_woid(ss,sr->sr_nameform);
+       print_whsp(ss);
+
+       if ( sr->sr_nsup_ruleids ) {
+               print_literal(ss,"SUP");
+               print_whsp(ss);
+               print_ruleids(ss,sr->sr_nsup_ruleids,sr->sr_sup_ruleids);
+               print_whsp(ss);
+       }
+
+       print_whsp(ss);
+       print_extensions(ss, sr->sr_extensions);
+
+       print_literal(ss, /*(*/")");
+
+       bv->bv_val = safe_strdup(ss);
+       bv->bv_len = ss->pos;
+       safe_string_free(ss);
+       return(bv);
+}
+
+
+char *
+ldap_nameform2str( LDAPNameForm * nf )
+{
+       struct berval bv;
+       if (ldap_nameform2bv( nf, &bv ))
+               return(bv.bv_val);
+       else
+               return NULL;
+}
+
+struct berval *
+ldap_nameform2bv( LDAPNameForm * nf, struct berval *bv )
+{
+       safe_string * ss;
+       
+       ss = new_safe_string(256);
+       if ( !ss )
+               return NULL;
+
+       print_literal(ss,"("/*)*/);
+       print_whsp(ss);
+
+       print_numericoid(ss, nf->nf_oid);
+       print_whsp(ss);
+
+       if ( nf->nf_names ) {
+               print_literal(ss,"NAME");
+               print_qdescrs(ss,nf->nf_names);
+       }
+
+       if ( nf->nf_desc ) {
+               print_literal(ss,"DESC");
+               print_qdstring(ss,nf->nf_desc);
+       }
+
+       if ( nf->nf_obsolete ) {
+               print_literal(ss, "OBSOLETE");
+               print_whsp(ss);
+       }
+
+       print_literal(ss,"OC");
+       print_whsp(ss);
+       print_woid(ss,nf->nf_objectclass);
+       print_whsp(ss);
+
+       print_literal(ss,"MUST");
+       print_whsp(ss);
+       print_oids(ss,nf->nf_at_oids_must);
+       print_whsp(ss);
+
+
+       if ( nf->nf_at_oids_may ) {
+               print_literal(ss,"MAY");
+               print_whsp(ss);
+               print_oids(ss,nf->nf_at_oids_may);
+               print_whsp(ss);
+       }
+
+       print_whsp(ss);
+       print_extensions(ss, nf->nf_extensions);
+
+       print_literal(ss, /*(*/")");
+
+       bv->bv_val = safe_strdup(ss);
+       bv->bv_len = ss->pos;
        safe_string_free(ss);
-       return(retstring);
+       return(bv);
 }
 
 char *
-ldap_attributetype2str( const LDAPAttributeType * at )
+ldap_attributetype2str( LDAPAttributeType * at )
+{
+       struct berval bv;
+       if (ldap_attributetype2bv( at, &bv ))
+               return(bv.bv_val);
+       else
+               return NULL;
+}
+
+struct berval *
+ldap_attributetype2bv(  LDAPAttributeType * at, struct berval *bv )
 {
        safe_string * ss;
-       char * retstring;
        
        ss = new_safe_string(256);
        if ( !ss )
@@ -530,7 +859,7 @@ ldap_attributetype2str( const LDAPAttributeType * at )
                print_qdstring(ss,at->at_desc);
        }
 
-       if ( at->at_obsolete == LDAP_SCHEMA_YES ) {
+       if ( at->at_obsolete ) {
                print_literal(ss, "OBSOLETE");
                print_whsp(ss);
        }
@@ -602,9 +931,10 @@ ldap_attributetype2str( const LDAPAttributeType * at )
 
        print_literal(ss,/*(*/")");
 
-       retstring = LDAP_STRDUP(safe_string_val(ss));
+       bv->bv_val = safe_strdup(ss);
+       bv->bv_len = ss->pos;
        safe_string_free(ss);
-       return(retstring);
+       return(bv);
 }
 
 /*
@@ -640,13 +970,8 @@ ldap_attributetype2str( const LDAPAttributeType * at )
 #define TK_DOLLAR      6
 #define TK_QDESCR      TK_QDSTRING
 
-struct token {
-       int type;
-       char *sval;
-};
-
 static int
-get_token(const char ** sp, char ** token_val)
+get_token( const char ** sp, char ** token_val )
 {
        int kind;
        const char * p;
@@ -736,10 +1061,10 @@ parse_whsp(const char **sp)
  */
 
 /* Parse a sequence of dot-separated decimal strings */
-static char *
-parse_numericoid(const char **sp, int *code, const int flags)
+char *
+ldap_int_parse_numericoid(const char **sp, int *code, const int flags)
 {
-       char * res;
+       char * res = NULL;
        const char * start = *sp;
        int len;
        int quoted = 0;
@@ -770,25 +1095,50 @@ parse_numericoid(const char **sp, int *code, const int flags)
        }
        /* Now *sp points at the char past the numericoid. Perfect. */
        len = *sp - start;
-       res = LDAP_MALLOC(len+1);
-       if (!res) {
-               *code = LDAP_SCHERR_OUTOFMEM;
-               return(NULL);
-       }
-       strncpy(res,start,len);
-       res[len] = '\0';
        if ( flags & LDAP_SCHEMA_ALLOW_QUOTED && quoted ) {
                if ( **sp == '\'' ) {
                        (*sp)++;
                } else {
                        *code = LDAP_SCHERR_UNEXPTOKEN;
-                       LDAP_FREE(res);
                        return NULL;
                }
        }
+       if (flags & LDAP_SCHEMA_SKIP) {
+               res = (char *)start;
+       } else {
+               res = LDAP_MALLOC(len+1);
+               if (!res) {
+                       *code = LDAP_SCHERR_OUTOFMEM;
+                       return(NULL);
+               }
+               strncpy(res,start,len);
+               res[len] = '\0';
+       }
        return(res);
 }
 
+/* Parse a sequence of dot-separated decimal strings */
+int
+ldap_int_parse_ruleid(const char **sp, int *code, const int flags, int *ruleid)
+{
+       *ruleid=0;
+
+       if ( !LDAP_DIGIT(**sp) ) {
+               *code = LDAP_SCHERR_NODIGIT;
+               return -1;
+       }
+       *ruleid = (**sp) - '0';
+       (*sp)++;
+
+       while ( LDAP_DIGIT(**sp) ) {
+               *ruleid *= 10;
+               *ruleid += (**sp) - '0';
+               (*sp)++;
+       }
+
+       return 0;
+}
+
 /* Parse a qdescr or a list of them enclosed in () */
 static char **
 parse_qdescrs(const char **sp, int *code)
@@ -828,8 +1178,8 @@ parse_qdescrs(const char **sp, int *code)
                                        }
                                        res = res1;
                                }
-                               res[pos] = sval;
-                               pos++;
+                               res[pos++] = sval;
+                               res[pos] = NULL;
                                parse_whsp(sp);
                        } else {
                                LDAP_VFREE(res);
@@ -838,7 +1188,6 @@ parse_qdescrs(const char **sp, int *code)
                                return(NULL);
                        }
                }
-               res[pos] = NULL;
                parse_whsp(sp);
                return(res);
        } else if ( kind == TK_QDESCR ) {
@@ -889,7 +1238,7 @@ parse_noidlen(const char **sp, int *code, int *len, int allow_quoted)
                quoted = 1;
                (*sp)++;
        }
-       sval = parse_numericoid(sp, code, 0);
+       sval = ldap_int_parse_numericoid(sp, code, 0);
        if ( !sval ) {
                return NULL;
        }
@@ -956,8 +1305,13 @@ parse_oids(const char **sp, int *code, const int allow_quoted)
                kind = get_token(sp,&sval);
                if ( kind == TK_BAREWORD ||
                     ( allow_quoted && kind == TK_QDSTRING ) ) {
-                       res[pos] = sval;
-                       pos++;
+                       res[pos++] = sval;
+                       res[pos] = NULL;
+               } else if ( kind == TK_RIGHTPAREN ) {
+                       /* FIXME: be liberal in what we accept... */
+                       parse_whsp(sp);
+                       LDAP_FREE(res);
+                       return NULL;
                } else {
                        *code = LDAP_SCHERR_UNEXPTOKEN;
                        LDAP_FREE(sval);
@@ -986,8 +1340,8 @@ parse_oids(const char **sp, int *code, const int allow_quoted)
                                                }
                                                res = res1;
                                        }
-                                       res[pos] = sval;
-                                       pos++;
+                                       res[pos++] = sval;
+                                       res[pos] = NULL;
                                } else {
                                        *code = LDAP_SCHERR_UNEXPTOKEN;
                                        LDAP_FREE(sval);
@@ -1002,7 +1356,6 @@ parse_oids(const char **sp, int *code, const int allow_quoted)
                                return NULL;
                        }
                }
-               res[pos] = NULL;
                parse_whsp(sp);
                return(res);
        } else if ( kind == TK_BAREWORD ||
@@ -1076,14 +1429,17 @@ void
 ldap_syntax_free( LDAPSyntax * syn )
 {
        LDAP_FREE(syn->syn_oid);
-       LDAP_VFREE(syn->syn_names);
-       LDAP_FREE(syn->syn_desc);
+       if (syn->syn_names) LDAP_VFREE(syn->syn_names);
+       if (syn->syn_desc) LDAP_FREE(syn->syn_desc);
        free_extensions(syn->syn_extensions);
        LDAP_FREE(syn);
 }
 
 LDAPSyntax *
-ldap_str2syntax( const char * s, int * code, const char ** errp, const int flags )
+ldap_str2syntax( LDAP_CONST char * s,
+       int * code,
+       LDAP_CONST char ** errp,
+       LDAP_CONST unsigned flags )
 {
        int kind;
        const char * ss = s;
@@ -1116,7 +1472,7 @@ ldap_str2syntax( const char * s, int * code, const char ** errp, const int flags
        }
 
        parse_whsp(&ss);
-       syn->syn_oid = parse_numericoid(&ss,code,0);
+       syn->syn_oid = ldap_int_parse_numericoid(&ss,code,0);
        if ( !syn->syn_oid ) {
                *errp = ss;
                ldap_syntax_free(syn);
@@ -1139,7 +1495,7 @@ ldap_str2syntax( const char * s, int * code, const char ** errp, const int flags
                case TK_RIGHTPAREN:
                        return syn;
                case TK_BAREWORD:
-                       if ( !strcmp(sval,"NAME") ) {
+                       if ( !strcasecmp(sval,"NAME") ) {
                                LDAP_FREE(sval);
                                if ( seen_name ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1156,7 +1512,7 @@ ldap_str2syntax( const char * s, int * code, const char ** errp, const int flags
                                        ldap_syntax_free(syn);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"DESC") ) {
+                       } else if ( !strcasecmp(sval,"DESC") ) {
                                LDAP_FREE(sval);
                                if ( seen_desc ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1214,15 +1570,18 @@ void
 ldap_matchingrule_free( LDAPMatchingRule * mr )
 {
        LDAP_FREE(mr->mr_oid);
-       LDAP_VFREE(mr->mr_names);
-       LDAP_FREE(mr->mr_desc);
-       LDAP_FREE(mr->mr_syntax_oid);
+       if (mr->mr_names) LDAP_VFREE(mr->mr_names);
+       if (mr->mr_desc) LDAP_FREE(mr->mr_desc);
+       if (mr->mr_syntax_oid) LDAP_FREE(mr->mr_syntax_oid);
        free_extensions(mr->mr_extensions);
        LDAP_FREE(mr);
 }
 
 LDAPMatchingRule *
-ldap_str2matchingrule( const char * s, int * code, const char ** errp, const int flags )
+ldap_str2matchingrule( LDAP_CONST char * s,
+       int * code,
+       LDAP_CONST char ** errp,
+       LDAP_CONST unsigned flags )
 {
        int kind;
        const char * ss = s;
@@ -1259,18 +1618,18 @@ ldap_str2matchingrule( const char * s, int * code, const char ** errp, const int
 
        parse_whsp(&ss);
        savepos = ss;
-       mr->mr_oid = parse_numericoid(&ss,code,flags);
+       mr->mr_oid = ldap_int_parse_numericoid(&ss,code,flags);
        if ( !mr->mr_oid ) {
                if ( flags & LDAP_SCHEMA_ALLOW_NO_OID ) {
                        /* Backtracking */
                        ss = savepos;
                        kind = get_token(&ss,&sval);
                        if ( kind == TK_BAREWORD ) {
-                               if ( !strcmp(sval, "NAME") ||
-                                    !strcmp(sval, "DESC") ||
-                                    !strcmp(sval, "OBSOLETE") ||
-                                    !strcmp(sval, "SYNTAX") ||
-                                    !strncmp(sval, "X-", 2) ) {
+                               if ( !strcasecmp(sval, "NAME") ||
+                                    !strcasecmp(sval, "DESC") ||
+                                    !strcasecmp(sval, "OBSOLETE") ||
+                                    !strcasecmp(sval, "SYNTAX") ||
+                                    !strncasecmp(sval, "X-", 2) ) {
                                        /* Missing OID, backtrack */
                                        ss = savepos;
                                } else {
@@ -1299,9 +1658,14 @@ ldap_str2matchingrule( const char * s, int * code, const char ** errp, const int
                        ldap_matchingrule_free(mr);
                        return NULL;
                case TK_RIGHTPAREN:
+                       if( !seen_syntax ) {
+                               *code = LDAP_SCHERR_MISSING;
+                               ldap_matchingrule_free(mr);
+                               return NULL;
+                       }
                        return mr;
                case TK_BAREWORD:
-                       if ( !strcmp(sval,"NAME") ) {
+                       if ( !strcasecmp(sval,"NAME") ) {
                                LDAP_FREE(sval);
                                if ( seen_name ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1318,7 +1682,7 @@ ldap_str2matchingrule( const char * s, int * code, const char ** errp, const int
                                        ldap_matchingrule_free(mr);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"DESC") ) {
+                       } else if ( !strcasecmp(sval,"DESC") ) {
                                LDAP_FREE(sval);
                                if ( seen_desc ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1338,7 +1702,7 @@ ldap_str2matchingrule( const char * s, int * code, const char ** errp, const int
                                }
                                mr->mr_desc = sval;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"OBSOLETE") ) {
+                       } else if ( !strcasecmp(sval,"OBSOLETE") ) {
                                LDAP_FREE(sval);
                                if ( seen_obsolete ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1349,7 +1713,7 @@ ldap_str2matchingrule( const char * s, int * code, const char ** errp, const int
                                seen_obsolete = 1;
                                mr->mr_obsolete = LDAP_SCHEMA_YES;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"SYNTAX") ) {
+                       } else if ( !strcasecmp(sval,"SYNTAX") ) {
                                LDAP_FREE(sval);
                                if ( seen_syntax ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1360,7 +1724,7 @@ ldap_str2matchingrule( const char * s, int * code, const char ** errp, const int
                                seen_syntax = 1;
                                parse_whsp(&ss);
                                mr->mr_syntax_oid =
-                                       parse_numericoid(&ss,code,flags);
+                                       ldap_int_parse_numericoid(&ss,code,flags);
                                if ( !mr->mr_syntax_oid ) {
                                        *errp = ss;
                                        ldap_matchingrule_free(mr);
@@ -1405,15 +1769,18 @@ void
 ldap_matchingruleuse_free( LDAPMatchingRuleUse * mru )
 {
        LDAP_FREE(mru->mru_oid);
-       LDAP_VFREE(mru->mru_names);
-       LDAP_FREE(mru->mru_desc);
-       LDAP_VFREE(mru->mru_applies_oids);
+       if (mru->mru_names) LDAP_VFREE(mru->mru_names);
+       if (mru->mru_desc) LDAP_FREE(mru->mru_desc);
+       if (mru->mru_applies_oids) LDAP_VFREE(mru->mru_applies_oids);
        free_extensions(mru->mru_extensions);
        LDAP_FREE(mru);
 }
 
 LDAPMatchingRuleUse *
-ldap_str2matchingruleuse( const char * s, int * code, const char ** errp, const int flags )
+ldap_str2matchingruleuse( LDAP_CONST char * s,
+       int * code,
+       LDAP_CONST char ** errp,
+       LDAP_CONST unsigned flags )
 {
        int kind;
        const char * ss = s;
@@ -1450,18 +1817,18 @@ ldap_str2matchingruleuse( const char * s, int * code, const char ** errp, const
 
        parse_whsp(&ss);
        savepos = ss;
-       mru->mru_oid = parse_numericoid(&ss,code,flags);
+       mru->mru_oid = ldap_int_parse_numericoid(&ss,code,flags);
        if ( !mru->mru_oid ) {
                if ( flags & LDAP_SCHEMA_ALLOW_NO_OID ) {
                        /* Backtracking */
                        ss = savepos;
                        kind = get_token(&ss,&sval);
                        if ( kind == TK_BAREWORD ) {
-                               if ( !strcmp(sval, "NAME") ||
-                                    !strcmp(sval, "DESC") ||
-                                    !strcmp(sval, "OBSOLETE") ||
-                                    !strcmp(sval, "APPLIES") ||
-                                    !strncmp(sval, "X-", 2) ) {
+                               if ( !strcasecmp(sval, "NAME") ||
+                                    !strcasecmp(sval, "DESC") ||
+                                    !strcasecmp(sval, "OBSOLETE") ||
+                                    !strcasecmp(sval, "APPLIES") ||
+                                    !strncasecmp(sval, "X-", 2) ) {
                                        /* Missing OID, backtrack */
                                        ss = savepos;
                                } else {
@@ -1490,9 +1857,14 @@ ldap_str2matchingruleuse( const char * s, int * code, const char ** errp, const
                        ldap_matchingruleuse_free(mru);
                        return NULL;
                case TK_RIGHTPAREN:
+                       if( !seen_applies ) {
+                               *code = LDAP_SCHERR_MISSING;
+                               ldap_matchingruleuse_free(mru);
+                               return NULL;
+                       }
                        return mru;
                case TK_BAREWORD:
-                       if ( !strcmp(sval,"NAME") ) {
+                       if ( !strcasecmp(sval,"NAME") ) {
                                LDAP_FREE(sval);
                                if ( seen_name ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1509,7 +1881,7 @@ ldap_str2matchingruleuse( const char * s, int * code, const char ** errp, const
                                        ldap_matchingruleuse_free(mru);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"DESC") ) {
+                       } else if ( !strcasecmp(sval,"DESC") ) {
                                LDAP_FREE(sval);
                                if ( seen_desc ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1529,7 +1901,7 @@ ldap_str2matchingruleuse( const char * s, int * code, const char ** errp, const
                                }
                                mru->mru_desc = sval;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"OBSOLETE") ) {
+                       } else if ( !strcasecmp(sval,"OBSOLETE") ) {
                                LDAP_FREE(sval);
                                if ( seen_obsolete ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1540,7 +1912,7 @@ ldap_str2matchingruleuse( const char * s, int * code, const char ** errp, const
                                seen_obsolete = 1;
                                mru->mru_obsolete = LDAP_SCHEMA_YES;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"APPLIES") ) {
+                       } else if ( !strcasecmp(sval,"APPLIES") ) {
                                LDAP_FREE(sval);
                                if ( seen_applies ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1552,7 +1924,7 @@ ldap_str2matchingruleuse( const char * s, int * code, const char ** errp, const
                                mru->mru_applies_oids = parse_oids(&ss,
                                                             code,
                                                             flags);
-                               if ( !mru->mru_applies_oids ) {
+                               if ( !mru->mru_applies_oids && *code != LDAP_SUCCESS ) {
                                        *errp = ss;
                                        ldap_matchingruleuse_free(mru);
                                        return NULL;
@@ -1595,19 +1967,22 @@ void
 ldap_attributetype_free(LDAPAttributeType * at)
 {
        LDAP_FREE(at->at_oid);
-       LDAP_VFREE(at->at_names);
-       LDAP_FREE(at->at_desc);
-       LDAP_FREE(at->at_sup_oid);
-       LDAP_FREE(at->at_equality_oid);
-       LDAP_FREE(at->at_ordering_oid);
-       LDAP_FREE(at->at_substr_oid);
-       LDAP_FREE(at->at_syntax_oid);
+       if (at->at_names) LDAP_VFREE(at->at_names);
+       if (at->at_desc) LDAP_FREE(at->at_desc);
+       if (at->at_sup_oid) LDAP_FREE(at->at_sup_oid);
+       if (at->at_equality_oid) LDAP_FREE(at->at_equality_oid);
+       if (at->at_ordering_oid) LDAP_FREE(at->at_ordering_oid);
+       if (at->at_substr_oid) LDAP_FREE(at->at_substr_oid);
+       if (at->at_syntax_oid) LDAP_FREE(at->at_syntax_oid);
        free_extensions(at->at_extensions);
        LDAP_FREE(at);
 }
 
 LDAPAttributeType *
-ldap_str2attributetype( const char * s, int * code, const char ** errp, const int flags )
+ldap_str2attributetype( LDAP_CONST char * s,
+       int * code,
+       LDAP_CONST char ** errp,
+       LDAP_CONST unsigned flags )
 {
        int kind;
        const char * ss = s;
@@ -1656,30 +2031,37 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
         */
        parse_whsp(&ss);
        savepos = ss;
-       at->at_oid = parse_numericoid(&ss,code,0);
+       at->at_oid = ldap_int_parse_numericoid(&ss,code,0);
        if ( !at->at_oid ) {
-               if ( flags & LDAP_SCHEMA_ALLOW_NO_OID ) {
+               if ( ( flags & ( LDAP_SCHEMA_ALLOW_NO_OID
+                               | LDAP_SCHEMA_ALLOW_OID_MACRO ) )
+                           && (ss == savepos) ) {
                        /* Backtracking */
                        ss = savepos;
                        kind = get_token(&ss,&sval);
                        if ( kind == TK_BAREWORD ) {
-                               if ( !strcmp(sval, "NAME") ||
-                                    !strcmp(sval, "DESC") ||
-                                    !strcmp(sval, "OBSOLETE") ||
-                                    !strcmp(sval, "SUP") ||
-                                    !strcmp(sval, "EQUALITY") ||
-                                    !strcmp(sval, "ORDERING") ||
-                                    !strcmp(sval, "SUBSTR") ||
-                                    !strcmp(sval, "SYNTAX") ||
-                                    !strcmp(sval, "SINGLE-VALUE") ||
-                                    !strcmp(sval, "COLLECTIVE") ||
-                                    !strcmp(sval, "NO-USER-MODIFICATION") ||
-                                    !strcmp(sval, "USAGE") ||
-                                    !strncmp(sval, "X-", 2) ) {
+                               if ( !strcasecmp(sval, "NAME") ||
+                                    !strcasecmp(sval, "DESC") ||
+                                    !strcasecmp(sval, "OBSOLETE") ||
+                                    !strcasecmp(sval, "SUP") ||
+                                    !strcasecmp(sval, "EQUALITY") ||
+                                    !strcasecmp(sval, "ORDERING") ||
+                                    !strcasecmp(sval, "SUBSTR") ||
+                                    !strcasecmp(sval, "SYNTAX") ||
+                                    !strcasecmp(sval, "SINGLE-VALUE") ||
+                                    !strcasecmp(sval, "COLLECTIVE") ||
+                                    !strcasecmp(sval, "NO-USER-MODIFICATION") ||
+                                    !strcasecmp(sval, "USAGE") ||
+                                    !strncasecmp(sval, "X-", 2) ) {
                                        /* Missing OID, backtrack */
                                        ss = savepos;
-                               } else {
-                                       /* Non-numerical OID, ignore */
+                               } else if ( flags
+                                       & LDAP_SCHEMA_ALLOW_OID_MACRO) {
+                                       /* Non-numerical OID ... */
+                                       int len = ss-savepos;
+                                       at->at_oid = LDAP_MALLOC(len+1);
+                                       strncpy(at->at_oid, savepos, len);
+                                       at->at_oid[len] = 0;
                                }
                        }
                        LDAP_FREE(sval);
@@ -1706,7 +2088,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                case TK_RIGHTPAREN:
                        return at;
                case TK_BAREWORD:
-                       if ( !strcmp(sval,"NAME") ) {
+                       if ( !strcasecmp(sval,"NAME") ) {
                                LDAP_FREE(sval);
                                if ( seen_name ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1723,7 +2105,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                        ldap_attributetype_free(at);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"DESC") ) {
+                       } else if ( !strcasecmp(sval,"DESC") ) {
                                LDAP_FREE(sval);
                                if ( seen_desc ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1743,7 +2125,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                }
                                at->at_desc = sval;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"OBSOLETE") ) {
+                       } else if ( !strcasecmp(sval,"OBSOLETE") ) {
                                LDAP_FREE(sval);
                                if ( seen_obsolete ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1754,7 +2136,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                seen_obsolete = 1;
                                at->at_obsolete = LDAP_SCHEMA_YES;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"SUP") ) {
+                       } else if ( !strcasecmp(sval,"SUP") ) {
                                LDAP_FREE(sval);
                                if ( seen_sup ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1769,7 +2151,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                        ldap_attributetype_free(at);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"EQUALITY") ) {
+                       } else if ( !strcasecmp(sval,"EQUALITY") ) {
                                LDAP_FREE(sval);
                                if ( seen_equality ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1784,7 +2166,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                        ldap_attributetype_free(at);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"ORDERING") ) {
+                       } else if ( !strcasecmp(sval,"ORDERING") ) {
                                LDAP_FREE(sval);
                                if ( seen_ordering ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1799,7 +2181,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                        ldap_attributetype_free(at);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"SUBSTR") ) {
+                       } else if ( !strcasecmp(sval,"SUBSTR") ) {
                                LDAP_FREE(sval);
                                if ( seen_substr ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1814,7 +2196,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                        ldap_attributetype_free(at);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"SYNTAX") ) {
+                       } else if ( !strcasecmp(sval,"SYNTAX") ) {
                                LDAP_FREE(sval);
                                if ( seen_syntax ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1824,18 +2206,41 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                }
                                seen_syntax = 1;
                                parse_whsp(&ss);
+                               savepos = ss;
                                at->at_syntax_oid =
                                        parse_noidlen(&ss,
                                                      code,
                                                      &at->at_syntax_len,
                                                      flags);
                                if ( !at->at_syntax_oid ) {
+                                   if ( flags & LDAP_SCHEMA_ALLOW_OID_MACRO ) {
+                                       kind = get_token(&ss,&sval);
+                                       if (kind == TK_BAREWORD)
+                                       {
+                                           char *sp = strchr(sval, '{');
+                                           at->at_syntax_oid = sval;
+                                           if (sp)
+                                           {
+                                               *sp++ = 0;
+                                               at->at_syntax_len = atoi(sp);
+                                               while ( LDAP_DIGIT(*sp) )
+                                                       sp++;
+                                               if ( *sp != '}' ) {
+                                                   *code = LDAP_SCHERR_UNEXPTOKEN;
+                                                   *errp = ss;
+                                                   ldap_attributetype_free(at);
+                                                   return NULL;
+                                               }
+                                           }
+                                       }
+                                   } else {
                                        *errp = ss;
                                        ldap_attributetype_free(at);
                                        return NULL;
+                                   }
                                }
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"SINGLE-VALUE") ) {
+                       } else if ( !strcasecmp(sval,"SINGLE-VALUE") ) {
                                LDAP_FREE(sval);
                                if ( at->at_single_value ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1845,7 +2250,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                }
                                at->at_single_value = LDAP_SCHEMA_YES;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"COLLECTIVE") ) {
+                       } else if ( !strcasecmp(sval,"COLLECTIVE") ) {
                                LDAP_FREE(sval);
                                if ( at->at_collective ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1855,7 +2260,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                }
                                at->at_collective = LDAP_SCHEMA_YES;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"NO-USER-MODIFICATION") ) {
+                       } else if ( !strcasecmp(sval,"NO-USER-MODIFICATION") ) {
                                LDAP_FREE(sval);
                                if ( at->at_no_user_mod ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1865,7 +2270,7 @@ ldap_str2attributetype( const char * s, int * code, const char ** errp, const in
                                }
                                at->at_no_user_mod = LDAP_SCHEMA_YES;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"USAGE") ) {
+                       } else if ( !strcasecmp(sval,"USAGE") ) {
                                LDAP_FREE(sval);
                                if ( seen_usage ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -1942,17 +2347,20 @@ void
 ldap_objectclass_free(LDAPObjectClass * oc)
 {
        LDAP_FREE(oc->oc_oid);
-       LDAP_VFREE(oc->oc_names);
-       LDAP_FREE(oc->oc_desc);
-       LDAP_VFREE(oc->oc_sup_oids);
-       LDAP_VFREE(oc->oc_at_oids_must);
-       LDAP_VFREE(oc->oc_at_oids_may);
+       if (oc->oc_names) LDAP_VFREE(oc->oc_names);
+       if (oc->oc_desc) LDAP_FREE(oc->oc_desc);
+       if (oc->oc_sup_oids) LDAP_VFREE(oc->oc_sup_oids);
+       if (oc->oc_at_oids_must) LDAP_VFREE(oc->oc_at_oids_must);
+       if (oc->oc_at_oids_may) LDAP_VFREE(oc->oc_at_oids_may);
        free_extensions(oc->oc_extensions);
        LDAP_FREE(oc);
 }
 
 LDAPObjectClass *
-ldap_str2objectclass( const char * s, int * code, const char ** errp, const int flags )
+ldap_str2objectclass( LDAP_CONST char * s,
+       int * code,
+       LDAP_CONST char ** errp,
+       LDAP_CONST unsigned flags )
 {
        int kind;
        const char * ss = s;
@@ -2000,26 +2408,32 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
         */
        parse_whsp(&ss);
        savepos = ss;
-       oc->oc_oid = parse_numericoid(&ss,code,0);
+       oc->oc_oid = ldap_int_parse_numericoid(&ss,code,0);
        if ( !oc->oc_oid ) {
-               if ( flags & LDAP_SCHEMA_ALLOW_ALL ) {
+               if ( (flags & LDAP_SCHEMA_ALLOW_ALL) && (ss == savepos) ) {
                        /* Backtracking */
                        ss = savepos;
                        kind = get_token(&ss,&sval);
                        if ( kind == TK_BAREWORD ) {
-                               if ( !strcmp(sval, "NAME") ||
-                                    !strcmp(sval, "DESC") ||
-                                    !strcmp(sval, "OBSOLETE") ||
-                                    !strcmp(sval, "SUP") ||
-                                    !strcmp(sval, "ABSTRACT") ||
-                                    !strcmp(sval, "STRUCTURAL") ||
-                                    !strcmp(sval, "AUXILIARY") ||
-                                    !strcmp(sval, "MUST") ||
-                                    !strncmp(sval, "X-", 2) ) {
+                               if ( !strcasecmp(sval, "NAME") ||
+                                    !strcasecmp(sval, "DESC") ||
+                                    !strcasecmp(sval, "OBSOLETE") ||
+                                    !strcasecmp(sval, "SUP") ||
+                                    !strcasecmp(sval, "ABSTRACT") ||
+                                    !strcasecmp(sval, "STRUCTURAL") ||
+                                    !strcasecmp(sval, "AUXILIARY") ||
+                                    !strcasecmp(sval, "MUST") ||
+                                    !strcasecmp(sval, "MAY") ||
+                                    !strncasecmp(sval, "X-", 2) ) {
                                        /* Missing OID, backtrack */
                                        ss = savepos;
-                               } else {
+                               } else if ( flags &
+                                       LDAP_SCHEMA_ALLOW_OID_MACRO ) {
                                        /* Non-numerical OID, ignore */
+                                       int len = ss-savepos;
+                                       oc->oc_oid = LDAP_MALLOC(len+1);
+                                       strncpy(oc->oc_oid, savepos, len);
+                                       oc->oc_oid[len] = 0;
                                }
                        }
                        LDAP_FREE(sval);
@@ -2046,7 +2460,7 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                case TK_RIGHTPAREN:
                        return oc;
                case TK_BAREWORD:
-                       if ( !strcmp(sval,"NAME") ) {
+                       if ( !strcasecmp(sval,"NAME") ) {
                                LDAP_FREE(sval);
                                if ( seen_name ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2063,7 +2477,7 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                        ldap_objectclass_free(oc);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"DESC") ) {
+                       } else if ( !strcasecmp(sval,"DESC") ) {
                                LDAP_FREE(sval);
                                if ( seen_desc ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2083,7 +2497,7 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                }
                                oc->oc_desc = sval;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"OBSOLETE") ) {
+                       } else if ( !strcasecmp(sval,"OBSOLETE") ) {
                                LDAP_FREE(sval);
                                if ( seen_obsolete ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2094,7 +2508,7 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                seen_obsolete = 1;
                                oc->oc_obsolete = LDAP_SCHEMA_YES;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"SUP") ) {
+                       } else if ( !strcasecmp(sval,"SUP") ) {
                                LDAP_FREE(sval);
                                if ( seen_sup ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2106,12 +2520,12 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                oc->oc_sup_oids = parse_oids(&ss,
                                                             code,
                                                             flags);
-                               if ( !oc->oc_sup_oids ) {
+                               if ( !oc->oc_sup_oids && *code != LDAP_SUCCESS ) {
                                        *errp = ss;
                                        ldap_objectclass_free(oc);
                                        return NULL;
                                }
-                       } else if ( !strcmp(sval,"ABSTRACT") ) {
+                       } else if ( !strcasecmp(sval,"ABSTRACT") ) {
                                LDAP_FREE(sval);
                                if ( seen_kind ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2122,7 +2536,7 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                seen_kind = 1;
                                oc->oc_kind = LDAP_SCHEMA_ABSTRACT;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"STRUCTURAL") ) {
+                       } else if ( !strcasecmp(sval,"STRUCTURAL") ) {
                                LDAP_FREE(sval);
                                if ( seen_kind ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2133,7 +2547,7 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                seen_kind = 1;
                                oc->oc_kind = LDAP_SCHEMA_STRUCTURAL;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"AUXILIARY") ) {
+                       } else if ( !strcasecmp(sval,"AUXILIARY") ) {
                                LDAP_FREE(sval);
                                if ( seen_kind ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2144,7 +2558,7 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                seen_kind = 1;
                                oc->oc_kind = LDAP_SCHEMA_AUXILIARY;
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"MUST") ) {
+                       } else if ( !strcasecmp(sval,"MUST") ) {
                                LDAP_FREE(sval);
                                if ( seen_must ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2154,13 +2568,13 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                }
                                seen_must = 1;
                                oc->oc_at_oids_must = parse_oids(&ss,code,0);
-                               if ( !oc->oc_at_oids_must ) {
+                               if ( !oc->oc_at_oids_must && *code != LDAP_SUCCESS ) {
                                        *errp = ss;
                                        ldap_objectclass_free(oc);
                                        return NULL;
                                }
                                parse_whsp(&ss);
-                       } else if ( !strcmp(sval,"MAY") ) {
+                       } else if ( !strcasecmp(sval,"MAY") ) {
                                LDAP_FREE(sval);
                                if ( seen_may ) {
                                        *code = LDAP_SCHERR_DUPOPT;
@@ -2170,7 +2584,7 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
                                }
                                seen_may = 1;
                                oc->oc_at_oids_may = parse_oids(&ss,code,0);
-                               if ( !oc->oc_at_oids_may ) {
+                               if ( !oc->oc_at_oids_may && *code != LDAP_SUCCESS ) {
                                        *errp = ss;
                                        ldap_objectclass_free(oc);
                                        return NULL;
@@ -2210,26 +2624,671 @@ ldap_str2objectclass( const char * s, int * code, const char ** errp, const int
        }
 }
 
+void
+ldap_contentrule_free(LDAPContentRule * cr)
+{
+       LDAP_FREE(cr->cr_oid);
+       if (cr->cr_names) LDAP_VFREE(cr->cr_names);
+       if (cr->cr_desc) LDAP_FREE(cr->cr_desc);
+       if (cr->cr_oc_oids_aux) LDAP_VFREE(cr->cr_oc_oids_aux);
+       if (cr->cr_at_oids_must) LDAP_VFREE(cr->cr_at_oids_must);
+       if (cr->cr_at_oids_may) LDAP_VFREE(cr->cr_at_oids_may);
+       if (cr->cr_at_oids_not) LDAP_VFREE(cr->cr_at_oids_not);
+       free_extensions(cr->cr_extensions);
+       LDAP_FREE(cr);
+}
+
+LDAPContentRule *
+ldap_str2contentrule( LDAP_CONST char * s,
+       int * code,
+       LDAP_CONST char ** errp,
+       LDAP_CONST unsigned flags )
+{
+       int kind;
+       const char * ss = s;
+       char * sval;
+       int seen_name = 0;
+       int seen_desc = 0;
+       int seen_obsolete = 0;
+       int seen_aux = 0;
+       int seen_must = 0;
+       int seen_may = 0;
+       int seen_not = 0;
+       LDAPContentRule * cr;
+       char ** ext_vals;
+       const char * savepos;
+
+       if ( !s ) {
+               *code = LDAP_SCHERR_EMPTY;
+               *errp = "";
+               return NULL;
+       }
+
+       *errp = s;
+       cr = LDAP_CALLOC(1,sizeof(LDAPContentRule));
+
+       if ( !cr ) {
+               *code = LDAP_SCHERR_OUTOFMEM;
+               return NULL;
+       }
+
+       kind = get_token(&ss,&sval);
+       if ( kind != TK_LEFTPAREN ) {
+               *code = LDAP_SCHERR_NOLEFTPAREN;
+               LDAP_FREE(sval);
+               ldap_contentrule_free(cr);
+               return NULL;
+       }
+
+       /*
+        * Definitions MUST begin with an OID in the numericoid format.
+        */
+       parse_whsp(&ss);
+       savepos = ss;
+       cr->cr_oid = ldap_int_parse_numericoid(&ss,code,0);
+       if ( !cr->cr_oid ) {
+               if ( (flags & LDAP_SCHEMA_ALLOW_ALL) && (ss == savepos) ) {
+                       /* Backtracking */
+                       ss = savepos;
+                       kind = get_token(&ss,&sval);
+                       if ( kind == TK_BAREWORD ) {
+                               if ( !strcasecmp(sval, "NAME") ||
+                                    !strcasecmp(sval, "DESC") ||
+                                    !strcasecmp(sval, "OBSOLETE") ||
+                                    !strcasecmp(sval, "AUX") ||
+                                    !strcasecmp(sval, "MUST") ||
+                                    !strcasecmp(sval, "MAY") ||
+                                    !strcasecmp(sval, "NOT") ||
+                                    !strncasecmp(sval, "X-", 2) ) {
+                                       /* Missing OID, backtrack */
+                                       ss = savepos;
+                               } else if ( flags &
+                                       LDAP_SCHEMA_ALLOW_OID_MACRO ) {
+                                       /* Non-numerical OID, ignore */
+                                       int len = ss-savepos;
+                                       cr->cr_oid = LDAP_MALLOC(len+1);
+                                       strncpy(cr->cr_oid, savepos, len);
+                                       cr->cr_oid[len] = 0;
+                               }
+                       }
+                       LDAP_FREE(sval);
+               } else {
+                       *errp = ss;
+                       ldap_contentrule_free(cr);
+                       return NULL;
+               }
+       }
+       parse_whsp(&ss);
+
+       /*
+        * Beyond this point we will be liberal an accept the items
+        * in any order.
+        */
+       while (1) {
+               kind = get_token(&ss,&sval);
+               switch (kind) {
+               case TK_EOS:
+                       *code = LDAP_SCHERR_NORIGHTPAREN;
+                       *errp = ss;
+                       ldap_contentrule_free(cr);
+                       return NULL;
+               case TK_RIGHTPAREN:
+                       return cr;
+               case TK_BAREWORD:
+                       if ( !strcasecmp(sval,"NAME") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_name ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return(NULL);
+                               }
+                               seen_name = 1;
+                               cr->cr_names = parse_qdescrs(&ss,code);
+                               if ( !cr->cr_names ) {
+                                       if ( *code != LDAP_SCHERR_OUTOFMEM )
+                                               *code = LDAP_SCHERR_BADNAME;
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return NULL;
+                               }
+                       } else if ( !strcasecmp(sval,"DESC") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_desc ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return(NULL);
+                               }
+                               seen_desc = 1;
+                               parse_whsp(&ss);
+                               kind = get_token(&ss,&sval);
+                               if ( kind != TK_QDSTRING ) {
+                                       *code = LDAP_SCHERR_UNEXPTOKEN;
+                                       *errp = ss;
+                                       LDAP_FREE(sval);
+                                       ldap_contentrule_free(cr);
+                                       return NULL;
+                               }
+                               cr->cr_desc = sval;
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"OBSOLETE") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_obsolete ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return(NULL);
+                               }
+                               seen_obsolete = 1;
+                               cr->cr_obsolete = LDAP_SCHEMA_YES;
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"AUX") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_aux ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return(NULL);
+                               }
+                               seen_aux = 1;
+                               cr->cr_oc_oids_aux = parse_oids(&ss,code,0);
+                               if ( !cr->cr_oc_oids_aux ) {
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return NULL;
+                               }
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"MUST") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_must ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return(NULL);
+                               }
+                               seen_must = 1;
+                               cr->cr_at_oids_must = parse_oids(&ss,code,0);
+                               if ( !cr->cr_at_oids_must && *code != LDAP_SUCCESS ) {
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return NULL;
+                               }
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"MAY") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_may ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return(NULL);
+                               }
+                               seen_may = 1;
+                               cr->cr_at_oids_may = parse_oids(&ss,code,0);
+                               if ( !cr->cr_at_oids_may && *code != LDAP_SUCCESS ) {
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return NULL;
+                               }
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"NOT") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_not ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return(NULL);
+                               }
+                               seen_not = 1;
+                               cr->cr_at_oids_not = parse_oids(&ss,code,0);
+                               if ( !cr->cr_at_oids_not && *code != LDAP_SUCCESS ) {
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return NULL;
+                               }
+                               parse_whsp(&ss);
+                       } else if ( sval[0] == 'X' && sval[1] == '-' ) {
+                               /* Should be parse_qdstrings */
+                               ext_vals = parse_qdescrs(&ss, code);
+                               if ( !ext_vals ) {
+                                       *errp = ss;
+                                       ldap_contentrule_free(cr);
+                                       return NULL;
+                               }
+                               if ( add_extension(&cr->cr_extensions,
+                                                   sval, ext_vals) ) {
+                                       *code = LDAP_SCHERR_OUTOFMEM;
+                                       *errp = ss;
+                                       LDAP_FREE(sval);
+                                       ldap_contentrule_free(cr);
+                                       return NULL;
+                               }
+                       } else {
+                               *code = LDAP_SCHERR_UNEXPTOKEN;
+                               *errp = ss;
+                               LDAP_FREE(sval);
+                               ldap_contentrule_free(cr);
+                               return NULL;
+                       }
+                       break;
+               default:
+                       *code = LDAP_SCHERR_UNEXPTOKEN;
+                       *errp = ss;
+                       LDAP_FREE(sval);
+                       ldap_contentrule_free(cr);
+                       return NULL;
+               }
+       }
+}
+
+void
+ldap_structurerule_free(LDAPStructureRule * sr)
+{
+       if (sr->sr_names) LDAP_VFREE(sr->sr_names);
+       if (sr->sr_desc) LDAP_FREE(sr->sr_desc);
+       if (sr->sr_nameform) LDAP_FREE(sr->sr_nameform);
+       if (sr->sr_sup_ruleids) LDAP_FREE(sr->sr_sup_ruleids);
+       free_extensions(sr->sr_extensions);
+       LDAP_FREE(sr);
+}
+
+LDAPStructureRule *
+ldap_str2structurerule( LDAP_CONST char * s,
+       int * code,
+       LDAP_CONST char ** errp,
+       LDAP_CONST unsigned flags )
+{
+       int kind, ret;
+       const char * ss = s;
+       char * sval;
+       int seen_name = 0;
+       int seen_desc = 0;
+       int seen_obsolete = 0;
+       int seen_nameform = 0;
+       LDAPStructureRule * sr;
+       char ** ext_vals;
+       const char * savepos;
+
+       if ( !s ) {
+               *code = LDAP_SCHERR_EMPTY;
+               *errp = "";
+               return NULL;
+       }
+
+       *errp = s;
+       sr = LDAP_CALLOC(1,sizeof(LDAPStructureRule));
+
+       if ( !sr ) {
+               *code = LDAP_SCHERR_OUTOFMEM;
+               return NULL;
+       }
+
+       kind = get_token(&ss,&sval);
+       if ( kind != TK_LEFTPAREN ) {
+               *code = LDAP_SCHERR_NOLEFTPAREN;
+               LDAP_FREE(sval);
+               ldap_structurerule_free(sr);
+               return NULL;
+       }
+
+       /*
+        * Definitions MUST begin with a ruleid.
+        */
+       parse_whsp(&ss);
+       savepos = ss;
+       ret = ldap_int_parse_ruleid(&ss,code,0,&sr->sr_ruleid);
+       if ( ret ) {
+               *errp = ss;
+               ldap_structurerule_free(sr);
+               return NULL;
+       }
+       parse_whsp(&ss);
+
+       /*
+        * Beyond this point we will be liberal an accept the items
+        * in any order.
+        */
+       while (1) {
+               kind = get_token(&ss,&sval);
+               switch (kind) {
+               case TK_EOS:
+                       *code = LDAP_SCHERR_NORIGHTPAREN;
+                       *errp = ss;
+                       ldap_structurerule_free(sr);
+                       return NULL;
+               case TK_RIGHTPAREN:
+                       if( !seen_nameform ) {
+                               *code = LDAP_SCHERR_MISSING;
+                               ldap_structurerule_free(sr);
+                               return NULL;
+                       }
+                       return sr;
+               case TK_BAREWORD:
+                       if ( !strcasecmp(sval,"NAME") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_name ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_structurerule_free(sr);
+                                       return(NULL);
+                               }
+                               seen_name = 1;
+                               sr->sr_names = parse_qdescrs(&ss,code);
+                               if ( !sr->sr_names ) {
+                                       if ( *code != LDAP_SCHERR_OUTOFMEM )
+                                               *code = LDAP_SCHERR_BADNAME;
+                                       *errp = ss;
+                                       ldap_structurerule_free(sr);
+                                       return NULL;
+                               }
+                       } else if ( !strcasecmp(sval,"DESC") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_desc ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_structurerule_free(sr);
+                                       return(NULL);
+                               }
+                               seen_desc = 1;
+                               parse_whsp(&ss);
+                               kind = get_token(&ss,&sval);
+                               if ( kind != TK_QDSTRING ) {
+                                       *code = LDAP_SCHERR_UNEXPTOKEN;
+                                       *errp = ss;
+                                       LDAP_FREE(sval);
+                                       ldap_structurerule_free(sr);
+                                       return NULL;
+                               }
+                               sr->sr_desc = sval;
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"OBSOLETE") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_obsolete ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_structurerule_free(sr);
+                                       return(NULL);
+                               }
+                               seen_obsolete = 1;
+                               sr->sr_obsolete = LDAP_SCHEMA_YES;
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"FORM") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_nameform ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_structurerule_free(sr);
+                                       return(NULL);
+                               }
+                               seen_nameform = 1;
+                               sr->sr_nameform = parse_woid(&ss,code);
+                               if ( !sr->sr_nameform ) {
+                                       *errp = ss;
+                                       ldap_structurerule_free(sr);
+                                       return NULL;
+                               }
+                               parse_whsp(&ss);
+                       } else if ( sval[0] == 'X' && sval[1] == '-' ) {
+                               /* Should be parse_qdstrings */
+                               ext_vals = parse_qdescrs(&ss, code);
+                               if ( !ext_vals ) {
+                                       *errp = ss;
+                                       ldap_structurerule_free(sr);
+                                       return NULL;
+                               }
+                               if ( add_extension(&sr->sr_extensions,
+                                                   sval, ext_vals) ) {
+                                       *code = LDAP_SCHERR_OUTOFMEM;
+                                       *errp = ss;
+                                       LDAP_FREE(sval);
+                                       ldap_structurerule_free(sr);
+                                       return NULL;
+                               }
+                       } else {
+                               *code = LDAP_SCHERR_UNEXPTOKEN;
+                               *errp = ss;
+                               LDAP_FREE(sval);
+                               ldap_structurerule_free(sr);
+                               return NULL;
+                       }
+                       break;
+               default:
+                       *code = LDAP_SCHERR_UNEXPTOKEN;
+                       *errp = ss;
+                       LDAP_FREE(sval);
+                       ldap_structurerule_free(sr);
+                       return NULL;
+               }
+       }
+}
+
+void
+ldap_nameform_free(LDAPNameForm * nf)
+{
+       LDAP_FREE(nf->nf_oid);
+       if (nf->nf_names) LDAP_VFREE(nf->nf_names);
+       if (nf->nf_desc) LDAP_FREE(nf->nf_desc);
+       if (nf->nf_objectclass) LDAP_FREE(nf->nf_objectclass);
+       if (nf->nf_at_oids_must) LDAP_VFREE(nf->nf_at_oids_must);
+       if (nf->nf_at_oids_may) LDAP_VFREE(nf->nf_at_oids_may);
+       free_extensions(nf->nf_extensions);
+       LDAP_FREE(nf);
+}
+
+LDAPNameForm *
+ldap_str2nameform( LDAP_CONST char * s,
+       int * code,
+       LDAP_CONST char ** errp,
+       LDAP_CONST unsigned flags )
+{
+       int kind;
+       const char * ss = s;
+       char * sval;
+       int seen_name = 0;
+       int seen_desc = 0;
+       int seen_obsolete = 0;
+       int seen_class = 0;
+       int seen_must = 0;
+       int seen_may = 0;
+       LDAPNameForm * nf;
+       char ** ext_vals;
+       const char * savepos;
+
+       if ( !s ) {
+               *code = LDAP_SCHERR_EMPTY;
+               *errp = "";
+               return NULL;
+       }
+
+       *errp = s;
+       nf = LDAP_CALLOC(1,sizeof(LDAPNameForm));
+
+       if ( !nf ) {
+               *code = LDAP_SCHERR_OUTOFMEM;
+               return NULL;
+       }
+
+       kind = get_token(&ss,&sval);
+       if ( kind != TK_LEFTPAREN ) {
+               *code = LDAP_SCHERR_NOLEFTPAREN;
+               LDAP_FREE(sval);
+               ldap_nameform_free(nf);
+               return NULL;
+       }
+
+       /*
+        * Definitions MUST begin with an OID in the numericoid format.
+        * However, this routine is used by clients to parse the response
+        * from servers and very well known servers will provide an OID
+        * in the wrong format or even no OID at all.  We do our best to
+        * extract info from those servers.
+        */
+       parse_whsp(&ss);
+       savepos = ss;
+       nf->nf_oid = ldap_int_parse_numericoid(&ss,code,0);
+       if ( !nf->nf_oid ) {
+               *errp = ss;
+               ldap_nameform_free(nf);
+               return NULL;
+       }
+       parse_whsp(&ss);
+
+       /*
+        * Beyond this point we will be liberal an accept the items
+        * in any order.
+        */
+       while (1) {
+               kind = get_token(&ss,&sval);
+               switch (kind) {
+               case TK_EOS:
+                       *code = LDAP_SCHERR_NORIGHTPAREN;
+                       *errp = ss;
+                       ldap_nameform_free(nf);
+                       return NULL;
+               case TK_RIGHTPAREN:
+                       if( !seen_class || !seen_must ) {
+                               *code = LDAP_SCHERR_MISSING;
+                               ldap_nameform_free(nf);
+                               return NULL;
+                       }
+                       return nf;
+               case TK_BAREWORD:
+                       if ( !strcasecmp(sval,"NAME") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_name ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return(NULL);
+                               }
+                               seen_name = 1;
+                               nf->nf_names = parse_qdescrs(&ss,code);
+                               if ( !nf->nf_names ) {
+                                       if ( *code != LDAP_SCHERR_OUTOFMEM )
+                                               *code = LDAP_SCHERR_BADNAME;
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return NULL;
+                               }
+                       } else if ( !strcasecmp(sval,"DESC") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_desc ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return(NULL);
+                               }
+                               seen_desc = 1;
+                               parse_whsp(&ss);
+                               kind = get_token(&ss,&sval);
+                               if ( kind != TK_QDSTRING ) {
+                                       *code = LDAP_SCHERR_UNEXPTOKEN;
+                                       *errp = ss;
+                                       LDAP_FREE(sval);
+                                       ldap_nameform_free(nf);
+                                       return NULL;
+                               }
+                               nf->nf_desc = sval;
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"OBSOLETE") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_obsolete ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return(NULL);
+                               }
+                               seen_obsolete = 1;
+                               nf->nf_obsolete = LDAP_SCHEMA_YES;
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"MUST") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_must ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return(NULL);
+                               }
+                               seen_must = 1;
+                               nf->nf_at_oids_must = parse_oids(&ss,code,0);
+                               if ( !nf->nf_at_oids_must && *code != LDAP_SUCCESS ) {
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return NULL;
+                               }
+                               parse_whsp(&ss);
+                       } else if ( !strcasecmp(sval,"MAY") ) {
+                               LDAP_FREE(sval);
+                               if ( seen_may ) {
+                                       *code = LDAP_SCHERR_DUPOPT;
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return(NULL);
+                               }
+                               seen_may = 1;
+                               nf->nf_at_oids_may = parse_oids(&ss,code,0);
+                               if ( !nf->nf_at_oids_may && *code != LDAP_SUCCESS ) {
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return NULL;
+                               }
+                               parse_whsp(&ss);
+                       } else if ( sval[0] == 'X' && sval[1] == '-' ) {
+                               /* Should be parse_qdstrings */
+                               ext_vals = parse_qdescrs(&ss, code);
+                               if ( !ext_vals ) {
+                                       *errp = ss;
+                                       ldap_nameform_free(nf);
+                                       return NULL;
+                               }
+                               if ( add_extension(&nf->nf_extensions,
+                                                   sval, ext_vals) ) {
+                                       *code = LDAP_SCHERR_OUTOFMEM;
+                                       *errp = ss;
+                                       LDAP_FREE(sval);
+                                       ldap_nameform_free(nf);
+                                       return NULL;
+                               }
+                       } else {
+                               *code = LDAP_SCHERR_UNEXPTOKEN;
+                               *errp = ss;
+                               LDAP_FREE(sval);
+                               ldap_nameform_free(nf);
+                               return NULL;
+                       }
+                       break;
+               default:
+                       *code = LDAP_SCHERR_UNEXPTOKEN;
+                       *errp = ss;
+                       LDAP_FREE(sval);
+                       ldap_nameform_free(nf);
+                       return NULL;
+               }
+       }
+}
+
 static char *const err2text[] = {
-       "Success",
-       "Out of memory",
-       "Unexpected token",
-       "Missing opening parenthesis",
-       "Missing closing parenthesis",
-       "Expecting digit",
-       "Expecting a name",
-       "Bad description",
-       "Bad superiors",
-       "Duplicate option",
-       "Unexpected end of data"
+       N_("Success"),
+       N_("Out of memory"),
+       N_("Unexpected token"),
+       N_("Missing opening parenthesis"),
+       N_("Missing closing parenthesis"),
+       N_("Expecting digit"),
+       N_("Expecting a name"),
+       N_("Bad description"),
+       N_("Bad superiors"),
+       N_("Duplicate option"),
+       N_("Unexpected end of data"),
+       N_("Missing required field"),
+       N_("Out of order field")
 };
 
 char *
 ldap_scherr2str(int code)
 {
-       if ( code < 0 || code >= (sizeof(err2text)/sizeof(char *)) ) {
-               return "Unknown error";
+       if ( code < 0 || code >= (int)(sizeof(err2text)/sizeof(char *)) ) {
+               return _("Unknown error");
        } else {
-               return err2text[code];
+               return _(err2text[code]);
        }
 }