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-rw-r--r--libraries/libldap/schema.c3385
1 files changed, 3385 insertions, 0 deletions
diff --git a/libraries/libldap/schema.c b/libraries/libldap/schema.c
new file mode 100644
index 0000000..24c6efe
--- /dev/null
+++ b/libraries/libldap/schema.c
@@ -0,0 +1,3385 @@
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2021 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 "portable.h"
+
+#include <stdio.h>
+#include <ac/stdlib.h>
+
+#include <ac/string.h>
+#include <ac/time.h>
+
+#include "ldap-int.h"
+
+#include <ldap_schema.h>
+
+static const char EndOfInput[] = "end of input";
+
+static const char *
+choose_name( char *names[], const char *fallback )
+{
+ return (names != NULL && names[0] != NULL) ? names[0] : fallback;
+}
+
+LDAP_CONST char *
+ldap_syntax2name( LDAPSyntax * syn )
+{
+ if (!syn) return NULL;
+ return( syn->syn_oid );
+}
+
+LDAP_CONST char *
+ldap_matchingrule2name( LDAPMatchingRule * mr )
+{
+ if (!mr) return NULL;
+ return( choose_name( mr->mr_names, mr->mr_oid ) );
+}
+
+LDAP_CONST char *
+ldap_matchingruleuse2name( LDAPMatchingRuleUse * mru )
+{
+ if (!mru) return NULL;
+ return( choose_name( mru->mru_names, mru->mru_oid ) );
+}
+
+LDAP_CONST char *
+ldap_attributetype2name( LDAPAttributeType * at )
+{
+ if (!at) return NULL;
+ return( choose_name( at->at_names, at->at_oid ) );
+}
+
+LDAP_CONST char *
+ldap_objectclass2name( LDAPObjectClass * oc )
+{
+ if (!oc) return NULL;
+ return( choose_name( oc->oc_names, oc->oc_oid ) );
+}
+
+LDAP_CONST char *
+ldap_contentrule2name( LDAPContentRule * cr )
+{
+ if (!cr) return NULL;
+ return( choose_name( cr->cr_names, cr->cr_oid ) );
+}
+
+LDAP_CONST char *
+ldap_nameform2name( LDAPNameForm * nf )
+{
+ if (!nf) return NULL;
+ return( choose_name( nf->nf_names, nf->nf_oid ) );
+}
+
+LDAP_CONST char *
+ldap_structurerule2name( LDAPStructureRule * sr )
+{
+ if (!sr) return NULL;
+ return( choose_name( sr->sr_names, NULL ) );
+}
+
+/*
+ * When pretty printing the entities we will be appending to a buffer.
+ * Since checking for overflow, realloc'ing and checking if no error
+ * is extremely boring, we will use a protection layer that will let
+ * us blissfully ignore the error until the end. This layer is
+ * implemented with the help of the next type.
+ */
+
+typedef struct safe_string {
+ char * val;
+ ber_len_t size;
+ ber_len_t pos;
+ int at_whsp;
+} safe_string;
+
+static safe_string *
+new_safe_string(int size)
+{
+ safe_string * ss;
+
+ ss = LDAP_MALLOC(sizeof(safe_string));
+ if ( !ss )
+ return(NULL);
+
+ ss->val = LDAP_MALLOC(size);
+ if ( !ss->val ) {
+ LDAP_FREE(ss);
+ return(NULL);
+ }
+
+ ss->size = size;
+ ss->pos = 0;
+ ss->at_whsp = 0;
+
+ return ss;
+}
+
+static void
+safe_string_free(safe_string * ss)
+{
+ if ( !ss )
+ return;
+ LDAP_FREE(ss->val);
+ 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)
+{
+ int l = strlen(s);
+ char * temp;
+
+ /*
+ * Some runaway process is trying to append to a string that
+ * overflowed and we could not extend.
+ */
+ if ( !ss->val )
+ return -1;
+
+ /* We always make sure there is at least one position available */
+ if ( ss->pos + l >= ss->size-1 ) {
+ ss->size *= 2;
+ if ( ss->pos + l >= ss->size-1 ) {
+ ss->size = ss->pos + l + 1;
+ }
+
+ temp = LDAP_REALLOC(ss->val, ss->size);
+ if ( !temp ) {
+ /* Trouble, out of memory */
+ LDAP_FREE(ss->val);
+ return -1;
+ }
+ ss->val = temp;
+ }
+ strncpy(&ss->val[ss->pos], s, l);
+ ss->pos += l;
+ if ( ss->pos > 0 && LDAP_SPACE(ss->val[ss->pos-1]) )
+ ss->at_whsp = 1;
+ else
+ ss->at_whsp = 0;
+
+ return 0;
+}
+
+static int
+print_literal(safe_string *ss, char *s)
+{
+ return(append_to_safe_string(ss,s));
+}
+
+static int
+print_whsp(safe_string *ss)
+{
+ if ( ss->at_whsp )
+ return(append_to_safe_string(ss,""));
+ else
+ return(append_to_safe_string(ss," "));
+}
+
+static int
+print_numericoid(safe_string *ss, char *s)
+{
+ if ( s )
+ return(append_to_safe_string(ss,s));
+ else
+ return(append_to_safe_string(ss,""));
+}
+
+/* This one is identical to print_qdescr */
+static int
+print_qdstring(safe_string *ss, char *s)
+{
+ print_whsp(ss);
+ print_literal(ss,"'");
+ append_to_safe_string(ss,s);
+ print_literal(ss,"'");
+ return(print_whsp(ss));
+}
+
+static int
+print_qdescr(safe_string *ss, char *s)
+{
+ print_whsp(ss);
+ print_literal(ss,"'");
+ append_to_safe_string(ss,s);
+ print_literal(ss,"'");
+ return(print_whsp(ss));
+}
+
+static int
+print_qdescrlist(safe_string *ss, char **sa)
+{
+ char **sp;
+ int ret = 0;
+
+ for (sp=sa; *sp; sp++) {
+ ret = print_qdescr(ss,*sp);
+ }
+ /* If the list was empty, we return zero that is potentially
+ * incorrect, but since we will be still appending things, the
+ * overflow will be detected later. Maybe FIX.
+ */
+ return(ret);
+}
+
+static int
+print_qdescrs(safe_string *ss, char **sa)
+{
+ /* The only way to represent an empty list is as a qdescrlist
+ * so, if the list is empty we treat it as a long list.
+ * Really, this is what the syntax mandates. We should not
+ * be here if the list was empty, but if it happens, a label
+ * has already been output and we cannot undo it.
+ */
+ if ( !sa[0] || ( sa[0] && sa[1] ) ) {
+ print_whsp(ss);
+ print_literal(ss,"("/*)*/);
+ print_qdescrlist(ss,sa);
+ print_literal(ss,/*(*/")");
+ return(print_whsp(ss));
+ } else {
+ return(print_qdescr(ss,*sa));
+ }
+}
+
+static int
+print_woid(safe_string *ss, char *s)
+{
+ print_whsp(ss);
+ append_to_safe_string(ss,s);
+ return print_whsp(ss);
+}
+
+static int
+print_oidlist(safe_string *ss, char **sa)
+{
+ char **sp;
+
+ for (sp=sa; *(sp+1); sp++) {
+ print_woid(ss,*sp);
+ print_literal(ss,"$");
+ }
+ return(print_woid(ss,*sp));
+}
+
+static int
+print_oids(safe_string *ss, char **sa)
+{
+ if ( sa[0] && sa[1] ) {
+ print_literal(ss,"("/*)*/);
+ print_oidlist(ss,sa);
+ print_whsp(ss);
+ return(print_literal(ss,/*(*/")"));
+ } else {
+ return(print_woid(ss,*sa));
+ }
+}
+
+static int
+print_noidlen(safe_string *ss, char *s, int l)
+{
+ char buf[64];
+ int ret;
+
+ ret = print_numericoid(ss,s);
+ if ( 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)
+{
+ LDAPSchemaExtensionItem **ext;
+
+ if ( extensions ) {
+ print_whsp(ss);
+ for ( ext = extensions; *ext != NULL; ext++ ) {
+ print_literal(ss, (*ext)->lsei_name);
+ print_whsp(ss);
+ /* Should be print_qdstrings */
+ print_qdescrs(ss, (*ext)->lsei_values);
+ print_whsp(ss);
+ }
+ }
+
+ return 0;
+}
+
+char *
+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;
+
+ if ( !syn || !bv )
+ return NULL;
+
+ ss = new_safe_string(256);
+ if ( !ss )
+ return NULL;
+
+ print_literal(ss,"("/*)*/);
+ print_whsp(ss);
+
+ print_numericoid(ss, syn->syn_oid);
+ print_whsp(ss);
+
+ if ( syn->syn_desc ) {
+ print_literal(ss,"DESC");
+ print_qdstring(ss,syn->syn_desc);
+ }
+
+ print_whsp(ss);
+
+ print_extensions(ss, syn->syn_extensions);
+
+ print_literal(ss,/*(*/ ")");
+
+ bv->bv_val = safe_strdup(ss);
+ bv->bv_len = ss->pos;
+ safe_string_free(ss);
+ return(bv);
+}
+
+char *
+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;
+
+ if ( !mr || !bv )
+ return NULL;
+
+ ss = new_safe_string(256);
+ if ( !ss )
+ return NULL;
+
+ print_literal(ss,"(" /*)*/);
+ print_whsp(ss);
+
+ print_numericoid(ss, mr->mr_oid);
+ print_whsp(ss);
+
+ if ( mr->mr_names ) {
+ print_literal(ss,"NAME");
+ print_qdescrs(ss,mr->mr_names);
+ }
+
+ if ( mr->mr_desc ) {
+ print_literal(ss,"DESC");
+ print_qdstring(ss,mr->mr_desc);
+ }
+
+ if ( mr->mr_obsolete ) {
+ print_literal(ss, "OBSOLETE");
+ print_whsp(ss);
+ }
+
+ if ( mr->mr_syntax_oid ) {
+ print_literal(ss,"SYNTAX");
+ print_whsp(ss);
+ print_literal(ss, mr->mr_syntax_oid);
+ print_whsp(ss);
+ }
+
+ print_whsp(ss);
+
+ print_extensions(ss, mr->mr_extensions);
+
+ print_literal(ss,/*(*/")");
+
+ bv->bv_val = safe_strdup(ss);
+ bv->bv_len = ss->pos;
+ safe_string_free(ss);
+ return(bv);
+}
+
+char *
+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;
+
+ if ( !mru || !bv )
+ return NULL;
+
+ ss = new_safe_string(256);
+ if ( !ss )
+ return NULL;
+
+ print_literal(ss,"(" /*)*/);
+ print_whsp(ss);
+
+ print_numericoid(ss, mru->mru_oid);
+ print_whsp(ss);
+
+ if ( mru->mru_names ) {
+ print_literal(ss,"NAME");
+ print_qdescrs(ss,mru->mru_names);
+ }
+
+ if ( mru->mru_desc ) {
+ print_literal(ss,"DESC");
+ print_qdstring(ss,mru->mru_desc);
+ }
+
+ if ( mru->mru_obsolete ) {
+ print_literal(ss, "OBSOLETE");
+ print_whsp(ss);
+ }
+
+ if ( mru->mru_applies_oids ) {
+ print_literal(ss,"APPLIES");
+ print_whsp(ss);
+ print_oids(ss, mru->mru_applies_oids);
+ print_whsp(ss);
+ }
+
+ print_whsp(ss);
+
+ print_extensions(ss, mru->mru_extensions);
+
+ print_literal(ss,/*(*/")");
+
+ bv->bv_val = safe_strdup(ss);
+ bv->bv_len = ss->pos;
+ safe_string_free(ss);
+ return(bv);
+}
+
+char *
+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;
+
+ if ( !oc || !bv )
+ return NULL;
+
+ ss = new_safe_string(256);
+ if ( !ss )
+ return NULL;
+
+ print_literal(ss,"("/*)*/);
+ print_whsp(ss);
+
+ print_numericoid(ss, oc->oc_oid);
+ print_whsp(ss);
+
+ if ( oc->oc_names ) {
+ print_literal(ss,"NAME");
+ print_qdescrs(ss,oc->oc_names);
+ }
+
+ if ( oc->oc_desc ) {
+ print_literal(ss,"DESC");
+ print_qdstring(ss,oc->oc_desc);
+ }
+
+ if ( oc->oc_obsolete ) {
+ print_literal(ss, "OBSOLETE");
+ print_whsp(ss);
+ }
+
+ if ( oc->oc_sup_oids ) {
+ print_literal(ss,"SUP");
+ print_whsp(ss);
+ print_oids(ss,oc->oc_sup_oids);
+ print_whsp(ss);
+ }
+
+ switch (oc->oc_kind) {
+ case LDAP_SCHEMA_ABSTRACT:
+ print_literal(ss,"ABSTRACT");
+ break;
+ case LDAP_SCHEMA_STRUCTURAL:
+ print_literal(ss,"STRUCTURAL");
+ break;
+ case LDAP_SCHEMA_AUXILIARY:
+ print_literal(ss,"AUXILIARY");
+ break;
+ default:
+ print_literal(ss,"KIND-UNKNOWN");
+ break;
+ }
+ print_whsp(ss);
+
+ if ( oc->oc_at_oids_must ) {
+ print_literal(ss,"MUST");
+ print_whsp(ss);
+ print_oids(ss,oc->oc_at_oids_must);
+ print_whsp(ss);
+ }
+
+ if ( oc->oc_at_oids_may ) {
+ print_literal(ss,"MAY");
+ print_whsp(ss);
+ print_oids(ss,oc->oc_at_oids_may);
+ print_whsp(ss);
+ }
+
+ print_whsp(ss);
+
+ print_extensions(ss, oc->oc_extensions);
+
+ print_literal(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;
+
+ if ( !cr || !bv )
+ return NULL;
+
+ 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;
+
+ if ( !sr || !bv )
+ return NULL;
+
+ 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;
+
+ if ( !nf || !bv )
+ return NULL;
+
+ 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(bv);
+}
+
+char *
+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;
+
+ if ( !at || !bv )
+ return NULL;
+
+ ss = new_safe_string(256);
+ if ( !ss )
+ return NULL;
+
+ print_literal(ss,"("/*)*/);
+ print_whsp(ss);
+
+ print_numericoid(ss, at->at_oid);
+ print_whsp(ss);
+
+ if ( at->at_names ) {
+ print_literal(ss,"NAME");
+ print_qdescrs(ss,at->at_names);
+ }
+
+ if ( at->at_desc ) {
+ print_literal(ss,"DESC");
+ print_qdstring(ss,at->at_desc);
+ }
+
+ if ( at->at_obsolete ) {
+ print_literal(ss, "OBSOLETE");
+ print_whsp(ss);
+ }
+
+ if ( at->at_sup_oid ) {
+ print_literal(ss,"SUP");
+ print_woid(ss,at->at_sup_oid);
+ }
+
+ if ( at->at_equality_oid ) {
+ print_literal(ss,"EQUALITY");
+ print_woid(ss,at->at_equality_oid);
+ }
+
+ if ( at->at_ordering_oid ) {
+ print_literal(ss,"ORDERING");
+ print_woid(ss,at->at_ordering_oid);
+ }
+
+ if ( at->at_substr_oid ) {
+ print_literal(ss,"SUBSTR");
+ print_woid(ss,at->at_substr_oid);
+ }
+
+ if ( at->at_syntax_oid ) {
+ print_literal(ss,"SYNTAX");
+ print_whsp(ss);
+ print_noidlen(ss,at->at_syntax_oid,at->at_syntax_len);
+ print_whsp(ss);
+ }
+
+ if ( at->at_single_value == LDAP_SCHEMA_YES ) {
+ print_literal(ss,"SINGLE-VALUE");
+ print_whsp(ss);
+ }
+
+ if ( at->at_collective == LDAP_SCHEMA_YES ) {
+ print_literal(ss,"COLLECTIVE");
+ print_whsp(ss);
+ }
+
+ if ( at->at_no_user_mod == LDAP_SCHEMA_YES ) {
+ print_literal(ss,"NO-USER-MODIFICATION");
+ print_whsp(ss);
+ }
+
+ if ( at->at_usage != LDAP_SCHEMA_USER_APPLICATIONS ) {
+ print_literal(ss,"USAGE");
+ print_whsp(ss);
+ switch (at->at_usage) {
+ case LDAP_SCHEMA_DIRECTORY_OPERATION:
+ print_literal(ss,"directoryOperation");
+ break;
+ case LDAP_SCHEMA_DISTRIBUTED_OPERATION:
+ print_literal(ss,"distributedOperation");
+ break;
+ case LDAP_SCHEMA_DSA_OPERATION:
+ print_literal(ss,"dSAOperation");
+ break;
+ default:
+ print_literal(ss,"UNKNOWN");
+ break;
+ }
+ }
+
+ print_whsp(ss);
+
+ print_extensions(ss, at->at_extensions);
+
+ print_literal(ss,/*(*/")");
+
+ bv->bv_val = safe_strdup(ss);
+ bv->bv_len = ss->pos;
+ safe_string_free(ss);
+ return(bv);
+}
+
+/*
+ * Now come the parsers. There is one parser for each entity type:
+ * objectclasses, attributetypes, etc.
+ *
+ * Each of them is written as a recursive-descent parser, except that
+ * none of them is really recursive. But the idea is kept: there
+ * is one routine per non-terminal that eithers gobbles lexical tokens
+ * or calls lower-level routines, etc.
+ *
+ * The scanner is implemented in the routine get_token. Actually,
+ * get_token is more than a scanner and will return tokens that are
+ * in fact non-terminals in the grammar. So you can see the whole
+ * approach as the combination of a low-level bottom-up recognizer
+ * combined with a scanner and a number of top-down parsers. Or just
+ * consider that the real grammars recognized by the parsers are not
+ * those of the standards. As a matter of fact, our parsers are more
+ * liberal than the spec when there is no ambiguity.
+ *
+ * The difference is pretty academic (modulo bugs or incorrect
+ * interpretation of the specs).
+ */
+
+typedef enum tk_t {
+ TK_NOENDQUOTE = -2,
+ TK_OUTOFMEM = -1,
+ TK_EOS = 0,
+ TK_UNEXPCHAR = 1,
+ TK_BAREWORD = 2,
+ TK_QDSTRING = 3,
+ TK_LEFTPAREN = 4,
+ TK_RIGHTPAREN = 5,
+ TK_DOLLAR = 6,
+ TK_QDESCR = TK_QDSTRING
+} tk_t;
+
+static tk_t
+get_token( const char ** sp, char ** token_val )
+{
+ tk_t kind;
+ const char * p;
+ const char * q;
+ char * res;
+
+ *token_val = NULL;
+ switch (**sp) {
+ case '\0':
+ kind = TK_EOS;
+ (*sp)++;
+ break;
+ case '(':
+ kind = TK_LEFTPAREN;
+ (*sp)++;
+ break;
+ case ')':
+ kind = TK_RIGHTPAREN;
+ (*sp)++;
+ break;
+ case '$':
+ kind = TK_DOLLAR;
+ (*sp)++;
+ break;
+ case '\'':
+ kind = TK_QDSTRING;
+ (*sp)++;
+ p = *sp;
+ while ( **sp != '\'' && **sp != '\0' )
+ (*sp)++;
+ if ( **sp == '\'' ) {
+ q = *sp;
+ res = LDAP_MALLOC(q-p+1);
+ if ( !res ) {
+ kind = TK_OUTOFMEM;
+ } else {
+ strncpy(res,p,q-p);
+ res[q-p] = '\0';
+ *token_val = res;
+ }
+ (*sp)++;
+ } else {
+ kind = TK_NOENDQUOTE;
+ }
+ break;
+ default:
+ kind = TK_BAREWORD;
+ p = *sp;
+ while ( !LDAP_SPACE(**sp) &&
+ **sp != '(' &&
+ **sp != ')' &&
+ **sp != '$' &&
+ **sp != '\'' &&
+ /* for suggested minimum upper bound on the number
+ * of characters (RFC 4517) */
+ **sp != '{' &&
+ **sp != '\0' )
+ (*sp)++;
+ q = *sp;
+ res = LDAP_MALLOC(q-p+1);
+ if ( !res ) {
+ kind = TK_OUTOFMEM;
+ } else {
+ strncpy(res,p,q-p);
+ res[q-p] = '\0';
+ *token_val = res;
+ }
+ break;
+/* kind = TK_UNEXPCHAR; */
+/* break; */
+ }
+
+ return kind;
+}
+
+/* Gobble optional whitespace */
+static void
+parse_whsp(const char **sp)
+{
+ while (LDAP_SPACE(**sp))
+ (*sp)++;
+}
+
+/* TBC:!!
+ * General note for all parsers: to guarantee the algorithm halts they
+ * must always advance the pointer even when an error is found. For
+ * this one is not that important since an error here is fatal at the
+ * upper layers, but it is a simple strategy that will not get in
+ * endless loops.
+ */
+
+/* Parse a sequence of dot-separated decimal strings */
+char *
+ldap_int_parse_numericoid(const char **sp, int *code, const int flags)
+{
+ char * res = NULL;
+ const char * start = *sp;
+ int len;
+ int quoted = 0;
+
+ /* Netscape puts the SYNTAX value in quotes (incorrectly) */
+ if ( flags & LDAP_SCHEMA_ALLOW_QUOTED && **sp == '\'' ) {
+ quoted = 1;
+ (*sp)++;
+ start++;
+ }
+ /* Each iteration of this loop gets one decimal string */
+ while (**sp) {
+ if ( !LDAP_DIGIT(**sp) ) {
+ /*
+ * Initial char is not a digit or char after dot is
+ * not a digit
+ */
+ *code = LDAP_SCHERR_NODIGIT;
+ return NULL;
+ }
+ (*sp)++;
+ while ( LDAP_DIGIT(**sp) )
+ (*sp)++;
+ if ( **sp != '.' )
+ break;
+ /* Otherwise, gobble the dot and loop again */
+ (*sp)++;
+ }
+ /* Now *sp points at the char past the numericoid. Perfect. */
+ len = *sp - start;
+ if ( flags & LDAP_SCHEMA_ALLOW_QUOTED && quoted ) {
+ if ( **sp == '\'' ) {
+ (*sp)++;
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ 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)
+{
+ char ** res;
+ char ** res1;
+ tk_t kind;
+ char * sval;
+ int size;
+ int pos;
+
+ parse_whsp(sp);
+ kind = get_token(sp,&sval);
+ if ( kind == TK_LEFTPAREN ) {
+ /* Let's presume there will be at least 2 entries */
+ size = 3;
+ res = LDAP_CALLOC(3,sizeof(char *));
+ if ( !res ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+ pos = 0;
+ while (1) {
+ parse_whsp(sp);
+ kind = get_token(sp,&sval);
+ if ( kind == TK_RIGHTPAREN )
+ break;
+ if ( kind == TK_QDESCR ) {
+ if ( pos == size-2 ) {
+ size++;
+ res1 = LDAP_REALLOC(res,size*sizeof(char *));
+ if ( !res1 ) {
+ LDAP_VFREE(res);
+ LDAP_FREE(sval);
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return(NULL);
+ }
+ res = res1;
+ }
+ res[pos++] = sval;
+ res[pos] = NULL;
+ parse_whsp(sp);
+ } else {
+ LDAP_VFREE(res);
+ LDAP_FREE(sval);
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ return(NULL);
+ }
+ }
+ parse_whsp(sp);
+ return(res);
+ } else if ( kind == TK_QDESCR ) {
+ res = LDAP_CALLOC(2,sizeof(char *));
+ if ( !res ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+ res[0] = sval;
+ res[1] = NULL;
+ parse_whsp(sp);
+ return res;
+ } else {
+ LDAP_FREE(sval);
+ *code = LDAP_SCHERR_BADNAME;
+ return NULL;
+ }
+}
+
+/* Parse a woid */
+static char *
+parse_woid(const char **sp, int *code)
+{
+ char * sval;
+ tk_t kind;
+
+ parse_whsp(sp);
+ kind = get_token(sp, &sval);
+ if ( kind != TK_BAREWORD ) {
+ LDAP_FREE(sval);
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ return NULL;
+ }
+ parse_whsp(sp);
+ return sval;
+}
+
+/* Parse a noidlen */
+static char *
+parse_noidlen(const char **sp, int *code, int *len, int flags)
+{
+ char * sval;
+ const char *savepos;
+ int quoted = 0;
+ int allow_quoted = ( flags & LDAP_SCHEMA_ALLOW_QUOTED );
+ int allow_oidmacro = ( flags & LDAP_SCHEMA_ALLOW_OID_MACRO );
+
+ *len = 0;
+ /* Netscape puts the SYNTAX value in quotes (incorrectly) */
+ if ( allow_quoted && **sp == '\'' ) {
+ quoted = 1;
+ (*sp)++;
+ }
+ savepos = *sp;
+ sval = ldap_int_parse_numericoid(sp, code, 0);
+ if ( !sval ) {
+ if ( allow_oidmacro
+ && *sp == savepos
+ && *code == LDAP_SCHERR_NODIGIT )
+ {
+ if ( get_token(sp, &sval) != TK_BAREWORD ) {
+ if ( sval != NULL ) {
+ LDAP_FREE(sval);
+ }
+ return NULL;
+ }
+ } else {
+ return NULL;
+ }
+ }
+ if ( **sp == '{' /*}*/ ) {
+ (*sp)++;
+ *len = atoi(*sp);
+ while ( LDAP_DIGIT(**sp) )
+ (*sp)++;
+ if ( **sp != /*{*/ '}' ) {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ LDAP_FREE(sval);
+ return NULL;
+ }
+ (*sp)++;
+ }
+ if ( allow_quoted && quoted ) {
+ if ( **sp == '\'' ) {
+ (*sp)++;
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ LDAP_FREE(sval);
+ return NULL;
+ }
+ }
+ return sval;
+}
+
+/*
+ * Next routine will accept a qdstring in place of an oid if
+ * allow_quoted is set. This is necessary to interoperate with
+ * Netscape Directory server that will improperly quote each oid (at
+ * least those of the descr kind) in the SUP clause.
+ */
+
+/* Parse a woid or a $-separated list of them enclosed in () */
+static char **
+parse_oids(const char **sp, int *code, const int allow_quoted)
+{
+ char ** res;
+ char ** res1;
+ tk_t kind;
+ char * sval;
+ int size;
+ int pos;
+
+ /*
+ * Strictly speaking, doing this here accepts whsp before the
+ * ( at the begining of an oidlist, but this is harmless. Also,
+ * we are very liberal in what we accept as an OID. Maybe
+ * refine later.
+ */
+ parse_whsp(sp);
+ kind = get_token(sp,&sval);
+ if ( kind == TK_LEFTPAREN ) {
+ /* Let's presume there will be at least 2 entries */
+ size = 3;
+ res = LDAP_CALLOC(3,sizeof(char *));
+ if ( !res ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+ pos = 0;
+ parse_whsp(sp);
+ kind = get_token(sp,&sval);
+ if ( kind == TK_BAREWORD ||
+ ( allow_quoted && kind == TK_QDSTRING ) ) {
+ 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);
+ LDAP_VFREE(res);
+ return NULL;
+ }
+ parse_whsp(sp);
+ while (1) {
+ kind = get_token(sp,&sval);
+ if ( kind == TK_RIGHTPAREN )
+ break;
+ if ( kind == TK_DOLLAR ) {
+ parse_whsp(sp);
+ kind = get_token(sp,&sval);
+ if ( kind == TK_BAREWORD ||
+ ( allow_quoted &&
+ kind == TK_QDSTRING ) ) {
+ if ( pos == size-2 ) {
+ size++;
+ res1 = LDAP_REALLOC(res,size*sizeof(char *));
+ if ( !res1 ) {
+ LDAP_FREE(sval);
+ LDAP_VFREE(res);
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return(NULL);
+ }
+ res = res1;
+ }
+ res[pos++] = sval;
+ res[pos] = NULL;
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ LDAP_FREE(sval);
+ LDAP_VFREE(res);
+ return NULL;
+ }
+ parse_whsp(sp);
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ LDAP_FREE(sval);
+ LDAP_VFREE(res);
+ return NULL;
+ }
+ }
+ parse_whsp(sp);
+ return(res);
+ } else if ( kind == TK_BAREWORD ||
+ ( allow_quoted && kind == TK_QDSTRING ) ) {
+ res = LDAP_CALLOC(2,sizeof(char *));
+ if ( !res ) {
+ LDAP_FREE(sval);
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+ res[0] = sval;
+ res[1] = NULL;
+ parse_whsp(sp);
+ return res;
+ } else {
+ LDAP_FREE(sval);
+ *code = LDAP_SCHERR_BADNAME;
+ return NULL;
+ }
+}
+
+static int
+add_extension(LDAPSchemaExtensionItem ***extensions,
+ char * name, char ** values)
+{
+ int n;
+ LDAPSchemaExtensionItem **tmp, *ext;
+
+ ext = LDAP_CALLOC(1, sizeof(LDAPSchemaExtensionItem));
+ if ( !ext )
+ return 1;
+ ext->lsei_name = name;
+ ext->lsei_values = values;
+
+ if ( !*extensions ) {
+ *extensions =
+ LDAP_CALLOC(2, sizeof(LDAPSchemaExtensionItem *));
+ if ( !*extensions ) {
+ LDAP_FREE( ext );
+ return 1;
+ }
+ n = 0;
+ } else {
+ for ( n=0; (*extensions)[n] != NULL; n++ )
+ ;
+ tmp = LDAP_REALLOC(*extensions,
+ (n+2)*sizeof(LDAPSchemaExtensionItem *));
+ if ( !tmp ) {
+ LDAP_FREE( ext );
+ return 1;
+ }
+ *extensions = tmp;
+ }
+ (*extensions)[n] = ext;
+ (*extensions)[n+1] = NULL;
+ return 0;
+}
+
+static void
+free_extensions(LDAPSchemaExtensionItem **extensions)
+{
+ LDAPSchemaExtensionItem **ext;
+
+ if ( extensions ) {
+ for ( ext = extensions; *ext != NULL; ext++ ) {
+ LDAP_FREE((*ext)->lsei_name);
+ LDAP_VFREE((*ext)->lsei_values);
+ LDAP_FREE(*ext);
+ }
+ LDAP_FREE(extensions);
+ }
+}
+
+void
+ldap_syntax_free( LDAPSyntax * syn )
+{
+ if ( !syn ) return;
+ LDAP_FREE(syn->syn_oid);
+ 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( LDAP_CONST char * s,
+ int * code,
+ LDAP_CONST char ** errp,
+ LDAP_CONST unsigned flags )
+{
+ tk_t kind;
+ const char * ss = s;
+ char * sval;
+ int seen_name = 0;
+ int seen_desc = 0;
+ LDAPSyntax * syn;
+ char ** ext_vals;
+
+ if ( !s ) {
+ *code = LDAP_SCHERR_EMPTY;
+ *errp = "";
+ return NULL;
+ }
+
+ *errp = s;
+ syn = LDAP_CALLOC(1,sizeof(LDAPSyntax));
+
+ if ( !syn ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+
+ kind = get_token(&ss,&sval);
+ if ( kind != TK_LEFTPAREN ) {
+ LDAP_FREE(sval);
+ *code = LDAP_SCHERR_NOLEFTPAREN;
+ ldap_syntax_free(syn);
+ return NULL;
+ }
+
+ parse_whsp(&ss);
+ syn->syn_oid = ldap_int_parse_numericoid(&ss,code,0);
+ if ( !syn->syn_oid ) {
+ *errp = ss;
+ ldap_syntax_free(syn);
+ return NULL;
+ }
+ parse_whsp(&ss);
+
+ /*
+ * Beyond this point we will be liberal and accept the items
+ * in any order.
+ */
+ while (1) {
+ kind = get_token(&ss,&sval);
+ switch (kind) {
+ case TK_EOS:
+ *code = LDAP_SCHERR_NORIGHTPAREN;
+ *errp = EndOfInput;
+ ldap_syntax_free(syn);
+ return NULL;
+ case TK_RIGHTPAREN:
+ return syn;
+ case TK_BAREWORD:
+ if ( !strcasecmp(sval,"NAME") ) {
+ LDAP_FREE(sval);
+ if ( seen_name ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_syntax_free(syn);
+ return(NULL);
+ }
+ seen_name = 1;
+ syn->syn_names = parse_qdescrs(&ss,code);
+ if ( !syn->syn_names ) {
+ if ( *code != LDAP_SCHERR_OUTOFMEM )
+ *code = LDAP_SCHERR_BADNAME;
+ *errp = ss;
+ ldap_syntax_free(syn);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"DESC") ) {
+ LDAP_FREE(sval);
+ if ( seen_desc ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_syntax_free(syn);
+ 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_syntax_free(syn);
+ return NULL;
+ }
+ syn->syn_desc = sval;
+ 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_syntax_free(syn);
+ return NULL;
+ }
+ if ( add_extension(&syn->syn_extensions,
+ sval, ext_vals) ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_syntax_free(syn);
+ return NULL;
+ }
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_syntax_free(syn);
+ return NULL;
+ }
+ break;
+ default:
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_syntax_free(syn);
+ return NULL;
+ }
+ }
+}
+
+void
+ldap_matchingrule_free( LDAPMatchingRule * mr )
+{
+ if (!mr) return;
+ LDAP_FREE(mr->mr_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( LDAP_CONST char * s,
+ int * code,
+ LDAP_CONST char ** errp,
+ LDAP_CONST unsigned flags )
+{
+ tk_t kind;
+ const char * ss = s;
+ char * sval;
+ int seen_name = 0;
+ int seen_desc = 0;
+ int seen_obsolete = 0;
+ int seen_syntax = 0;
+ LDAPMatchingRule * mr;
+ char ** ext_vals;
+ const char * savepos;
+
+ if ( !s ) {
+ *code = LDAP_SCHERR_EMPTY;
+ *errp = "";
+ return NULL;
+ }
+
+ *errp = s;
+ mr = LDAP_CALLOC(1,sizeof(LDAPMatchingRule));
+
+ if ( !mr ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+
+ kind = get_token(&ss,&sval);
+ if ( kind != TK_LEFTPAREN ) {
+ *code = LDAP_SCHERR_NOLEFTPAREN;
+ LDAP_FREE(sval);
+ ldap_matchingrule_free(mr);
+ return NULL;
+ }
+
+ parse_whsp(&ss);
+ savepos = ss;
+ 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 ( !strcasecmp(sval, "NAME") ||
+ !strcasecmp(sval, "DESC") ||
+ !strcasecmp(sval, "OBSOLETE") ||
+ !strcasecmp(sval, "SYNTAX") ||
+ !strncasecmp(sval, "X-", 2) ) {
+ /* Missing OID, backtrack */
+ ss = savepos;
+ } else {
+ /* Non-numerical OID, ignore */
+ }
+ }
+ LDAP_FREE(sval);
+ } else {
+ *errp = ss;
+ ldap_matchingrule_free(mr);
+ return NULL;
+ }
+ }
+ parse_whsp(&ss);
+
+ /*
+ * Beyond this point we will be liberal and accept the items
+ * in any order.
+ */
+ while (1) {
+ kind = get_token(&ss,&sval);
+ switch (kind) {
+ case TK_EOS:
+ *code = LDAP_SCHERR_NORIGHTPAREN;
+ *errp = EndOfInput;
+ 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 ( !strcasecmp(sval,"NAME") ) {
+ LDAP_FREE(sval);
+ if ( seen_name ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_matchingrule_free(mr);
+ return(NULL);
+ }
+ seen_name = 1;
+ mr->mr_names = parse_qdescrs(&ss,code);
+ if ( !mr->mr_names ) {
+ if ( *code != LDAP_SCHERR_OUTOFMEM )
+ *code = LDAP_SCHERR_BADNAME;
+ *errp = ss;
+ ldap_matchingrule_free(mr);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"DESC") ) {
+ LDAP_FREE(sval);
+ if ( seen_desc ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_matchingrule_free(mr);
+ 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_matchingrule_free(mr);
+ return NULL;
+ }
+ mr->mr_desc = sval;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"OBSOLETE") ) {
+ LDAP_FREE(sval);
+ if ( seen_obsolete ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_matchingrule_free(mr);
+ return(NULL);
+ }
+ seen_obsolete = 1;
+ mr->mr_obsolete = LDAP_SCHEMA_YES;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"SYNTAX") ) {
+ LDAP_FREE(sval);
+ if ( seen_syntax ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_matchingrule_free(mr);
+ return(NULL);
+ }
+ seen_syntax = 1;
+ parse_whsp(&ss);
+ mr->mr_syntax_oid =
+ ldap_int_parse_numericoid(&ss,code,flags);
+ if ( !mr->mr_syntax_oid ) {
+ *errp = ss;
+ ldap_matchingrule_free(mr);
+ 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_matchingrule_free(mr);
+ return NULL;
+ }
+ if ( add_extension(&mr->mr_extensions,
+ sval, ext_vals) ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_matchingrule_free(mr);
+ return NULL;
+ }
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_matchingrule_free(mr);
+ return NULL;
+ }
+ break;
+ default:
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_matchingrule_free(mr);
+ return NULL;
+ }
+ }
+}
+
+void
+ldap_matchingruleuse_free( LDAPMatchingRuleUse * mru )
+{
+ if (!mru) return;
+ LDAP_FREE(mru->mru_oid);
+ 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( LDAP_CONST char * s,
+ int * code,
+ LDAP_CONST char ** errp,
+ LDAP_CONST unsigned flags )
+{
+ tk_t kind;
+ const char * ss = s;
+ char * sval;
+ int seen_name = 0;
+ int seen_desc = 0;
+ int seen_obsolete = 0;
+ int seen_applies = 0;
+ LDAPMatchingRuleUse * mru;
+ char ** ext_vals;
+ const char * savepos;
+
+ if ( !s ) {
+ *code = LDAP_SCHERR_EMPTY;
+ *errp = "";
+ return NULL;
+ }
+
+ *errp = s;
+ mru = LDAP_CALLOC(1,sizeof(LDAPMatchingRuleUse));
+
+ if ( !mru ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+
+ kind = get_token(&ss,&sval);
+ if ( kind != TK_LEFTPAREN ) {
+ *code = LDAP_SCHERR_NOLEFTPAREN;
+ LDAP_FREE(sval);
+ ldap_matchingruleuse_free(mru);
+ return NULL;
+ }
+
+ parse_whsp(&ss);
+ savepos = ss;
+ 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 ( !strcasecmp(sval, "NAME") ||
+ !strcasecmp(sval, "DESC") ||
+ !strcasecmp(sval, "OBSOLETE") ||
+ !strcasecmp(sval, "APPLIES") ||
+ !strncasecmp(sval, "X-", 2) ) {
+ /* Missing OID, backtrack */
+ ss = savepos;
+ } else {
+ /* Non-numerical OID, ignore */
+ }
+ }
+ LDAP_FREE(sval);
+ } else {
+ *errp = ss;
+ ldap_matchingruleuse_free(mru);
+ return NULL;
+ }
+ }
+ parse_whsp(&ss);
+
+ /*
+ * Beyond this point we will be liberal and accept the items
+ * in any order.
+ */
+ while (1) {
+ kind = get_token(&ss,&sval);
+ switch (kind) {
+ case TK_EOS:
+ *code = LDAP_SCHERR_NORIGHTPAREN;
+ *errp = EndOfInput;
+ 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 ( !strcasecmp(sval,"NAME") ) {
+ LDAP_FREE(sval);
+ if ( seen_name ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_matchingruleuse_free(mru);
+ return(NULL);
+ }
+ seen_name = 1;
+ mru->mru_names = parse_qdescrs(&ss,code);
+ if ( !mru->mru_names ) {
+ if ( *code != LDAP_SCHERR_OUTOFMEM )
+ *code = LDAP_SCHERR_BADNAME;
+ *errp = ss;
+ ldap_matchingruleuse_free(mru);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"DESC") ) {
+ LDAP_FREE(sval);
+ if ( seen_desc ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_matchingruleuse_free(mru);
+ 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_matchingruleuse_free(mru);
+ return NULL;
+ }
+ mru->mru_desc = sval;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"OBSOLETE") ) {
+ LDAP_FREE(sval);
+ if ( seen_obsolete ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_matchingruleuse_free(mru);
+ return(NULL);
+ }
+ seen_obsolete = 1;
+ mru->mru_obsolete = LDAP_SCHEMA_YES;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"APPLIES") ) {
+ LDAP_FREE(sval);
+ if ( seen_applies ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_matchingruleuse_free(mru);
+ return(NULL);
+ }
+ seen_applies = 1;
+ mru->mru_applies_oids = parse_oids(&ss,
+ code,
+ flags);
+ if ( !mru->mru_applies_oids && *code != LDAP_SUCCESS ) {
+ *errp = ss;
+ ldap_matchingruleuse_free(mru);
+ return NULL;
+ }
+ } else if ( sval[0] == 'X' && sval[1] == '-' ) {
+ /* Should be parse_qdstrings */
+ ext_vals = parse_qdescrs(&ss, code);
+ if ( !ext_vals ) {
+ *errp = ss;
+ ldap_matchingruleuse_free(mru);
+ return NULL;
+ }
+ if ( add_extension(&mru->mru_extensions,
+ sval, ext_vals) ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_matchingruleuse_free(mru);
+ return NULL;
+ }
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_matchingruleuse_free(mru);
+ return NULL;
+ }
+ break;
+ default:
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_matchingruleuse_free(mru);
+ return NULL;
+ }
+ }
+}
+
+void
+ldap_attributetype_free(LDAPAttributeType * at)
+{
+ if (!at) return;
+ LDAP_FREE(at->at_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( LDAP_CONST char * s,
+ int * code,
+ LDAP_CONST char ** errp,
+ LDAP_CONST unsigned flags )
+{
+ tk_t kind;
+ const char * ss = s;
+ char * sval;
+ int seen_name = 0;
+ int seen_desc = 0;
+ int seen_obsolete = 0;
+ int seen_sup = 0;
+ int seen_equality = 0;
+ int seen_ordering = 0;
+ int seen_substr = 0;
+ int seen_syntax = 0;
+ int seen_usage = 0;
+ LDAPAttributeType * at;
+ char ** ext_vals;
+ const char * savepos;
+
+ if ( !s ) {
+ *code = LDAP_SCHERR_EMPTY;
+ *errp = "";
+ return NULL;
+ }
+
+ *errp = s;
+ at = LDAP_CALLOC(1,sizeof(LDAPAttributeType));
+
+ if ( !at ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+
+ kind = get_token(&ss,&sval);
+ if ( kind != TK_LEFTPAREN ) {
+ *code = LDAP_SCHERR_NOLEFTPAREN;
+ LDAP_FREE(sval);
+ ldap_attributetype_free(at);
+ 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;
+ at->at_oid = ldap_int_parse_numericoid(&ss,code,0);
+ if ( !at->at_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 ( !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 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);
+ } else {
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ }
+ parse_whsp(&ss);
+
+ /*
+ * Beyond this point we will be liberal and accept the items
+ * in any order.
+ */
+ while (1) {
+ kind = get_token(&ss,&sval);
+ switch (kind) {
+ case TK_EOS:
+ *code = LDAP_SCHERR_NORIGHTPAREN;
+ *errp = EndOfInput;
+ ldap_attributetype_free(at);
+ return NULL;
+ case TK_RIGHTPAREN:
+ return at;
+ case TK_BAREWORD:
+ if ( !strcasecmp(sval,"NAME") ) {
+ LDAP_FREE(sval);
+ if ( seen_name ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ seen_name = 1;
+ at->at_names = parse_qdescrs(&ss,code);
+ if ( !at->at_names ) {
+ if ( *code != LDAP_SCHERR_OUTOFMEM )
+ *code = LDAP_SCHERR_BADNAME;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"DESC") ) {
+ LDAP_FREE(sval);
+ if ( seen_desc ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ 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_attributetype_free(at);
+ return NULL;
+ }
+ at->at_desc = sval;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"OBSOLETE") ) {
+ LDAP_FREE(sval);
+ if ( seen_obsolete ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ seen_obsolete = 1;
+ at->at_obsolete = LDAP_SCHEMA_YES;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"SUP") ) {
+ LDAP_FREE(sval);
+ if ( seen_sup ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ seen_sup = 1;
+ at->at_sup_oid = parse_woid(&ss,code);
+ if ( !at->at_sup_oid ) {
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"EQUALITY") ) {
+ LDAP_FREE(sval);
+ if ( seen_equality ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ seen_equality = 1;
+ at->at_equality_oid = parse_woid(&ss,code);
+ if ( !at->at_equality_oid ) {
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"ORDERING") ) {
+ LDAP_FREE(sval);
+ if ( seen_ordering ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ seen_ordering = 1;
+ at->at_ordering_oid = parse_woid(&ss,code);
+ if ( !at->at_ordering_oid ) {
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"SUBSTR") ) {
+ LDAP_FREE(sval);
+ if ( seen_substr ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ seen_substr = 1;
+ at->at_substr_oid = parse_woid(&ss,code);
+ if ( !at->at_substr_oid ) {
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"SYNTAX") ) {
+ LDAP_FREE(sval);
+ if ( seen_syntax ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ 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 ( !strcasecmp(sval,"SINGLE-VALUE") ) {
+ LDAP_FREE(sval);
+ if ( at->at_single_value ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ at->at_single_value = LDAP_SCHEMA_YES;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"COLLECTIVE") ) {
+ LDAP_FREE(sval);
+ if ( at->at_collective ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ at->at_collective = LDAP_SCHEMA_YES;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"NO-USER-MODIFICATION") ) {
+ LDAP_FREE(sval);
+ if ( at->at_no_user_mod ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ at->at_no_user_mod = LDAP_SCHEMA_YES;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"USAGE") ) {
+ LDAP_FREE(sval);
+ if ( seen_usage ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_attributetype_free(at);
+ return(NULL);
+ }
+ seen_usage = 1;
+ parse_whsp(&ss);
+ kind = get_token(&ss,&sval);
+ if ( kind != TK_BAREWORD ) {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ if ( !strcasecmp(sval,"userApplications") )
+ at->at_usage =
+ LDAP_SCHEMA_USER_APPLICATIONS;
+ else if ( !strcasecmp(sval,"directoryOperation") )
+ at->at_usage =
+ LDAP_SCHEMA_DIRECTORY_OPERATION;
+ else if ( !strcasecmp(sval,"distributedOperation") )
+ at->at_usage =
+ LDAP_SCHEMA_DISTRIBUTED_OPERATION;
+ else if ( !strcasecmp(sval,"dSAOperation") )
+ at->at_usage =
+ LDAP_SCHEMA_DSA_OPERATION;
+ else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ LDAP_FREE(sval);
+ 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_attributetype_free(at);
+ return NULL;
+ }
+ if ( add_extension(&at->at_extensions,
+ sval, ext_vals) ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ break;
+ default:
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_attributetype_free(at);
+ return NULL;
+ }
+ }
+}
+
+void
+ldap_objectclass_free(LDAPObjectClass * oc)
+{
+ if (!oc) return;
+ LDAP_FREE(oc->oc_oid);
+ 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( LDAP_CONST char * s,
+ int * code,
+ LDAP_CONST char ** errp,
+ LDAP_CONST unsigned flags )
+{
+ tk_t kind;
+ const char * ss = s;
+ char * sval;
+ int seen_name = 0;
+ int seen_desc = 0;
+ int seen_obsolete = 0;
+ int seen_sup = 0;
+ int seen_kind = 0;
+ int seen_must = 0;
+ int seen_may = 0;
+ LDAPObjectClass * oc;
+ char ** ext_vals;
+ const char * savepos;
+
+ if ( !s ) {
+ *code = LDAP_SCHERR_EMPTY;
+ *errp = "";
+ return NULL;
+ }
+
+ *errp = s;
+ oc = LDAP_CALLOC(1,sizeof(LDAPObjectClass));
+
+ if ( !oc ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ return NULL;
+ }
+ oc->oc_kind = LDAP_SCHEMA_STRUCTURAL;
+
+ kind = get_token(&ss,&sval);
+ if ( kind != TK_LEFTPAREN ) {
+ *code = LDAP_SCHERR_NOLEFTPAREN;
+ LDAP_FREE(sval);
+ ldap_objectclass_free(oc);
+ 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;
+ oc->oc_oid = ldap_int_parse_numericoid(&ss,code,0);
+ if ( !oc->oc_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, "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 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);
+ *code = 0;
+ } else {
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ 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 = EndOfInput;
+ ldap_objectclass_free(oc);
+ return NULL;
+ case TK_RIGHTPAREN:
+ return oc;
+ case TK_BAREWORD:
+ if ( !strcasecmp(sval,"NAME") ) {
+ LDAP_FREE(sval);
+ if ( seen_name ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return(NULL);
+ }
+ seen_name = 1;
+ oc->oc_names = parse_qdescrs(&ss,code);
+ if ( !oc->oc_names ) {
+ if ( *code != LDAP_SCHERR_OUTOFMEM )
+ *code = LDAP_SCHERR_BADNAME;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return NULL;
+ }
+ } else if ( !strcasecmp(sval,"DESC") ) {
+ LDAP_FREE(sval);
+ if ( seen_desc ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ 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_objectclass_free(oc);
+ return NULL;
+ }
+ oc->oc_desc = sval;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"OBSOLETE") ) {
+ LDAP_FREE(sval);
+ if ( seen_obsolete ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return(NULL);
+ }
+ seen_obsolete = 1;
+ oc->oc_obsolete = LDAP_SCHEMA_YES;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"SUP") ) {
+ LDAP_FREE(sval);
+ if ( seen_sup ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return(NULL);
+ }
+ seen_sup = 1;
+ oc->oc_sup_oids = parse_oids(&ss,
+ code,
+ flags);
+ if ( !oc->oc_sup_oids && *code != LDAP_SUCCESS ) {
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return NULL;
+ }
+ *code = 0;
+ } else if ( !strcasecmp(sval,"ABSTRACT") ) {
+ LDAP_FREE(sval);
+ if ( seen_kind ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return(NULL);
+ }
+ seen_kind = 1;
+ oc->oc_kind = LDAP_SCHEMA_ABSTRACT;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"STRUCTURAL") ) {
+ LDAP_FREE(sval);
+ if ( seen_kind ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return(NULL);
+ }
+ seen_kind = 1;
+ oc->oc_kind = LDAP_SCHEMA_STRUCTURAL;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"AUXILIARY") ) {
+ LDAP_FREE(sval);
+ if ( seen_kind ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return(NULL);
+ }
+ seen_kind = 1;
+ oc->oc_kind = LDAP_SCHEMA_AUXILIARY;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"MUST") ) {
+ LDAP_FREE(sval);
+ if ( seen_must ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return(NULL);
+ }
+ seen_must = 1;
+ oc->oc_at_oids_must = parse_oids(&ss,code,0);
+ if ( !oc->oc_at_oids_must && *code != LDAP_SUCCESS ) {
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return NULL;
+ }
+ *code = 0;
+ parse_whsp(&ss);
+ } else if ( !strcasecmp(sval,"MAY") ) {
+ LDAP_FREE(sval);
+ if ( seen_may ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return(NULL);
+ }
+ seen_may = 1;
+ oc->oc_at_oids_may = parse_oids(&ss,code,0);
+ if ( !oc->oc_at_oids_may && *code != LDAP_SUCCESS ) {
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return NULL;
+ }
+ *code = 0;
+ parse_whsp(&ss);
+ } else if ( sval[0] == 'X' && sval[1] == '-' ) {
+ /* Should be parse_qdstrings */
+ ext_vals = parse_qdescrs(&ss, code);
+ *code = 0;
+ if ( !ext_vals ) {
+ *errp = ss;
+ ldap_objectclass_free(oc);
+ return NULL;
+ }
+ if ( add_extension(&oc->oc_extensions,
+ sval, ext_vals) ) {
+ *code = LDAP_SCHERR_OUTOFMEM;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_objectclass_free(oc);
+ return NULL;
+ }
+ } else {
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_objectclass_free(oc);
+ return NULL;
+ }
+ break;
+ default:
+ *code = LDAP_SCHERR_UNEXPTOKEN;
+ *errp = ss;
+ LDAP_FREE(sval);
+ ldap_objectclass_free(oc);
+ return NULL;
+ }
+ }
+}
+
+void
+ldap_contentrule_free(LDAPContentRule * cr)
+{
+ if (!cr) return;
+ 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 )
+{
+ tk_t 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 = EndOfInput;
+ 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) return;
+ 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 )
+{
+ tk_t kind;
+ int 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 = EndOfInput;
+ 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)
+{
+ if (!nf) return;
+ 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 )
+{
+ tk_t 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 = EndOfInput;
+ 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,"OC") ) {
+ LDAP_FREE(sval);
+ if ( seen_class ) {
+ *code = LDAP_SCHERR_DUPOPT;
+ *errp = ss;
+ ldap_nameform_free(nf);
+ return(NULL);
+ }
+ seen_class = 1;
+ nf->nf_objectclass = parse_woid(&ss,code);
+ if ( !nf->nf_objectclass ) {
+ *errp = ss;
+ ldap_nameform_free(nf);
+ return NULL;
+ }
+ } 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[] = {
+ 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 >= (int)(sizeof(err2text)/sizeof(char *)) ) {
+ return _("Unknown error");
+ } else {
+ return _(err2text[code]);
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-30 08:57:58 +0000