mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-21 03:10:25 +08:00
848 lines
19 KiB
C
848 lines
19 KiB
C
/* $OpenLDAP$ */
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/*
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* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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/* ad.c - routines for dealing with attribute descriptions */
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#include "portable.h"
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#include <stdio.h>
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#include <ac/ctype.h>
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#include <ac/errno.h>
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#include <ac/socket.h>
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#include <ac/string.h>
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#include <ac/time.h>
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#include "ldap_pvt.h"
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#include "slap.h"
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typedef struct Attr_option {
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struct berval name; /* option name or prefix */
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int prefix; /* NAME is a tag and range prefix */
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} Attr_option;
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static Attr_option lang_option = { { sizeof("lang-")-1, "lang-" }, 1 };
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/* Options sorted by name, and number of options */
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static Attr_option *options = &lang_option;
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static int option_count = 1;
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static Attr_option *ad_find_option_definition( const char *opt, int optlen );
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static int ad_keystring(
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struct berval *bv )
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{
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ber_len_t i;
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if( !AD_CHAR( bv->bv_val[0] ) ) {
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return 1;
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}
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for( i=1; i<bv->bv_len; i++ ) {
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if( !AD_CHAR( bv->bv_val[i] ) ) {
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return 1;
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}
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}
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return 0;
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}
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void ad_destroy( AttributeDescription *ad )
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{
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AttributeDescription *n;
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for (; ad != NULL; ad = n) {
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n = ad->ad_next;
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ldap_memfree( ad );
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}
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}
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/* Is there an AttributeDescription for this type that uses these tags? */
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AttributeDescription * ad_find_tags(
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AttributeType *type,
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struct berval *tags )
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{
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AttributeDescription *ad;
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ldap_pvt_thread_mutex_lock( &type->sat_ad_mutex );
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for (ad = type->sat_ad; ad; ad=ad->ad_next)
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{
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if (ad->ad_tags.bv_len == tags->bv_len &&
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!strcasecmp(ad->ad_tags.bv_val, tags->bv_val))
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break;
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}
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ldap_pvt_thread_mutex_unlock( &type->sat_ad_mutex );
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return ad;
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}
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int slap_str2ad(
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const char *str,
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AttributeDescription **ad,
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const char **text )
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{
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struct berval bv;
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bv.bv_val = (char *) str;
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bv.bv_len = strlen( str );
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return slap_bv2ad( &bv, ad, text );
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}
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static char *strchrlen(
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const char *p,
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const char ch,
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int *len )
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{
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int i;
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for( i=0; p[i]; i++ ) {
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if( p[i] == ch ) {
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*len = i;
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return (char *) &p[i];
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}
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}
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*len = i;
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return NULL;
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}
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int slap_bv2ad(
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struct berval *bv,
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AttributeDescription **ad,
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const char **text )
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{
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int rtn = LDAP_UNDEFINED_TYPE;
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AttributeDescription desc, *d2;
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char *name, *options;
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char *opt, *next;
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int ntags;
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int tagslen;
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/* hardcoded limits for speed */
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#define MAX_TAGGING_OPTIONS 128
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struct berval tags[MAX_TAGGING_OPTIONS+1];
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#define MAX_TAGS_LEN 1024
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char tagbuf[MAX_TAGS_LEN];
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assert( ad != NULL );
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assert( *ad == NULL ); /* temporary */
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if( bv == NULL || bv->bv_len == 0 ) {
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*text = "empty attribute description";
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return rtn;
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}
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/* make sure description is IA5 */
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if( ad_keystring( bv ) ) {
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*text = "attribute description contains inappropriate characters";
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return rtn;
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}
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/* find valid base attribute type; parse in place */
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memset( &desc, 0, sizeof( desc ));
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desc.ad_cname = *bv;
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name = bv->bv_val;
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options = strchr(name, ';');
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if( options != NULL ) {
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desc.ad_cname.bv_len = options - name;
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}
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desc.ad_type = at_bvfind( &desc.ad_cname );
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if( desc.ad_type == NULL ) {
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*text = "attribute type undefined";
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return rtn;
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}
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if( is_at_operational( desc.ad_type ) && options != NULL ) {
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*text = "operational attribute with options undefined";
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return rtn;
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}
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/*
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* parse options in place
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*/
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ntags = 0;
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memset( tags, 0, sizeof( tags ));
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tagslen = 0;
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for( opt=options; opt != NULL; opt=next ) {
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int optlen;
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opt++;
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next = strchrlen( opt, ';', &optlen );
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if( optlen == 0 ) {
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*text = "zero length option is invalid";
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return rtn;
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} else if ( optlen == sizeof("binary")-1 &&
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strncasecmp( opt, "binary", sizeof("binary")-1 ) == 0 )
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{
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/* binary option */
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if( slap_ad_is_binary( &desc ) ) {
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*text = "option \"binary\" specified multiple times";
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return rtn;
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}
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if( !slap_syntax_is_binary( desc.ad_type->sat_syntax )) {
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/* not stored in binary, disallow option */
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*text = "option \"binary\" not supported with type";
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return rtn;
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}
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desc.ad_flags |= SLAP_DESC_BINARY;
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continue;
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} else if ( ad_find_option_definition( opt, optlen ) ) {
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int i;
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if( opt[optlen-1] == '-' ) {
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desc.ad_flags |= SLAP_DESC_TAG_RANGE;
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}
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if( ntags >= MAX_TAGGING_OPTIONS ) {
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*text = "too many tagging options";
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return rtn;
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}
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/*
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* tags should be presented in sorted order,
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* so run the array in reverse.
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*/
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for( i=ntags-1; i>=0; i-- ) {
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int rc;
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rc = strncasecmp( opt, tags[i].bv_val,
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(unsigned) optlen < tags[i].bv_len
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? optlen : tags[i].bv_len );
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if( rc == 0 && (unsigned)optlen == tags[i].bv_len ) {
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/* duplicate (ignore) */
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goto done;
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} else if ( rc > 0 ||
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( rc == 0 && (unsigned)optlen > tags[i].bv_len ))
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{
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AC_MEMCPY( &tags[i+1], &tags[i],
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(ntags-i)*sizeof(struct berval) );
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tags[i].bv_val = opt;
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tags[i].bv_len = optlen;
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goto done;
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}
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}
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if( ntags ) {
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AC_MEMCPY( &tags[1], &tags[0],
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ntags*sizeof(struct berval) );
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}
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tags[0].bv_val = opt;
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tags[0].bv_len = optlen;
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done:;
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tagslen += optlen + 1;
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ntags++;
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} else {
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*text = "unrecognized option";
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return rtn;
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}
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}
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if( ntags > 0 ) {
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int i;
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if( tagslen > MAX_TAGS_LEN ) {
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*text = "tagging options too long";
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return rtn;
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}
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desc.ad_tags.bv_val = tagbuf;
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tagslen = 0;
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for( i=0; i<ntags; i++ ) {
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AC_MEMCPY( &desc.ad_tags.bv_val[tagslen],
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tags[i].bv_val, tags[i].bv_len );
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tagslen += tags[i].bv_len;
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desc.ad_tags.bv_val[tagslen++] = ';';
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}
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desc.ad_tags.bv_val[--tagslen] = '\0';
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desc.ad_tags.bv_len = tagslen;
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}
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/* see if a matching description is already cached */
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for (d2 = desc.ad_type->sat_ad; d2; d2=d2->ad_next) {
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if( d2->ad_flags != desc.ad_flags ) {
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continue;
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}
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if( d2->ad_tags.bv_len != desc.ad_tags.bv_len ) {
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continue;
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}
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if( d2->ad_tags.bv_len == 0 ) {
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break;
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}
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if( strncasecmp( d2->ad_tags.bv_val, desc.ad_tags.bv_val,
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desc.ad_tags.bv_len ) == 0 )
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{
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break;
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}
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}
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/* Not found, add new one */
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while (d2 == NULL) {
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size_t dlen = 0;
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ldap_pvt_thread_mutex_lock( &desc.ad_type->sat_ad_mutex );
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/* check again now that we've locked */
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for (d2 = desc.ad_type->sat_ad; d2; d2=d2->ad_next) {
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if (d2->ad_flags != desc.ad_flags)
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continue;
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if (d2->ad_tags.bv_len != desc.ad_tags.bv_len)
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continue;
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if (d2->ad_tags.bv_len == 0)
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break;
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if (strncasecmp(d2->ad_tags.bv_val, desc.ad_tags.bv_val,
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desc.ad_tags.bv_len) == 0)
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break;
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}
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if (d2) {
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ldap_pvt_thread_mutex_unlock( &desc.ad_type->sat_ad_mutex );
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break;
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}
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/* Allocate a single contiguous block. If there are no
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* options, we just need space for the AttrDesc structure.
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* Otherwise, we need to tack on the full name length +
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* options length, + maybe tagging options length again.
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*/
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if (desc.ad_tags.bv_len || desc.ad_flags != SLAP_DESC_NONE) {
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dlen = desc.ad_type->sat_cname.bv_len + 1;
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if (desc.ad_tags.bv_len) {
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dlen += 1+desc.ad_tags.bv_len;
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}
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if( slap_ad_is_binary( &desc ) ) {
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dlen += sizeof(";binary")+desc.ad_tags.bv_len;
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}
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}
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d2 = ch_malloc(sizeof(AttributeDescription) + dlen);
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d2->ad_next = NULL;
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d2->ad_type = desc.ad_type;
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d2->ad_flags = desc.ad_flags;
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d2->ad_cname.bv_len = desc.ad_type->sat_cname.bv_len;
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d2->ad_tags.bv_len = desc.ad_tags.bv_len;
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if (dlen == 0) {
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d2->ad_cname.bv_val = d2->ad_type->sat_cname.bv_val;
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d2->ad_tags.bv_val = NULL;
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} else {
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char *cp, *op, *lp;
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int j;
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d2->ad_cname.bv_val = (char *)(d2+1);
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strcpy(d2->ad_cname.bv_val, d2->ad_type->sat_cname.bv_val);
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cp = d2->ad_cname.bv_val + d2->ad_cname.bv_len;
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if( slap_ad_is_binary( &desc ) ) {
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op = cp;
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lp = NULL;
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if( desc.ad_tags.bv_len ) {
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lp = desc.ad_tags.bv_val;
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while( strncasecmp(lp, "binary", sizeof("binary")-1) < 0
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&& (lp = strchr( lp, ';' )) != NULL )
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++lp;
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if( lp != desc.ad_tags.bv_val ) {
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*cp++ = ';';
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j = (lp
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? lp - desc.ad_tags.bv_val - 1
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: strlen( desc.ad_tags.bv_val ));
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strncpy(cp, desc.ad_tags.bv_val, j);
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cp += j;
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}
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}
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strcpy(cp, ";binary");
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cp += sizeof(";binary")-1;
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if( lp != NULL ) {
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*cp++ = ';';
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strcpy(cp, lp);
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cp += strlen( cp );
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}
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d2->ad_cname.bv_len = cp - d2->ad_cname.bv_val;
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if( desc.ad_tags.bv_len )
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ldap_pvt_str2lower(op);
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j = 1;
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} else {
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j = 0;
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}
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if( desc.ad_tags.bv_len ) {
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lp = d2->ad_cname.bv_val + d2->ad_cname.bv_len + j;
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if ( j == 0 )
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*lp++ = ';';
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d2->ad_tags.bv_val = lp;
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strcpy(lp, desc.ad_tags.bv_val);
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ldap_pvt_str2lower(lp);
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if( j == 0 )
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d2->ad_cname.bv_len += 1 + desc.ad_tags.bv_len;
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}
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}
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/* Add new desc to list. We always want the bare Desc with
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* no options to stay at the head of the list, assuming
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* that one will be used most frequently.
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*/
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if (desc.ad_type->sat_ad == NULL || dlen == 0) {
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d2->ad_next = desc.ad_type->sat_ad;
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desc.ad_type->sat_ad = d2;
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} else {
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d2->ad_next = desc.ad_type->sat_ad->ad_next;
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desc.ad_type->sat_ad->ad_next = d2;
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}
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ldap_pvt_thread_mutex_unlock( &desc.ad_type->sat_ad_mutex );
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}
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if( *ad == NULL ) {
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*ad = d2;
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} else {
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**ad = *d2;
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}
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return LDAP_SUCCESS;
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}
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static int is_ad_subtags(
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struct berval *subtagsbv,
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struct berval *suptagsbv )
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{
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const char *suptags, *supp, *supdelimp;
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const char *subtags, *subp, *subdelimp;
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int suplen, sublen;
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if( suptagsbv->bv_len == 0 ) return 1;
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if( subtagsbv->bv_len == 0 ) return 0;
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subtags =subtagsbv->bv_val;
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suptags =suptagsbv->bv_val;
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for( supp=suptags ; supp; supp=supdelimp ) {
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supdelimp = strchrlen( supp, ';', &suplen );
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if( supdelimp ) supdelimp++;
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for( subp=subtags ; subp; subp=subdelimp ) {
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subdelimp = strchrlen( subp, ';', &sublen );
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if( subdelimp ) subdelimp++;
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if ( suplen > sublen
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? ( suplen-1 == sublen && supp[suplen-1] == '-'
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&& strncmp( supp, subp, sublen ) == 0 )
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: ( ( suplen == sublen || supp[suplen-1] == '-' )
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&& strncmp( supp, subp, suplen ) == 0 ) )
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{
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goto match;
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}
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}
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return 0;
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match:;
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}
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return 1;
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}
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int is_ad_subtype(
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AttributeDescription *sub,
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AttributeDescription *super
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)
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{
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int lr;
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if( !is_at_subtype( sub->ad_type, super->ad_type ) ) {
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return 0;
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}
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|
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/* ensure sub does support all flags of super */
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lr = sub->ad_tags.bv_len ? SLAP_DESC_TAG_RANGE : 0;
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if(( super->ad_flags & ( sub->ad_flags | lr )) != super->ad_flags ) {
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return 0;
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}
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|
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/* check for tagging options */
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if ( !is_ad_subtags( &sub->ad_tags, &super->ad_tags )) {
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return 0;
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}
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|
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return 1;
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}
|
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|
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int ad_inlist(
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AttributeDescription *desc,
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AttributeName *attrs )
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{
|
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if (! attrs ) return 0;
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|
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for( ; attrs->an_name.bv_val; attrs++ ) {
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ObjectClass *oc;
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int rc;
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if ( attrs->an_desc ) {
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if ( desc == attrs->an_desc ) {
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return 1;
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}
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|
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/*
|
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* EXTENSION: if requested description is preceeded by an
|
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* a '-' character, do not match on subtypes.
|
|
*/
|
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if ( attrs->an_name.bv_val[0] != '-' &&
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is_ad_subtype( desc, attrs->an_desc ))
|
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{
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return 1;
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}
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|
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continue;
|
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}
|
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|
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/*
|
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* EXTENSION: see if requested description is +objectClass
|
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* if so, return attributes which the class requires/allows
|
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*/
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oc = attrs->an_oc;
|
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if( oc == NULL && attrs->an_name.bv_val ) {
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switch( attrs->an_name.bv_val[0] ) {
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case '+': { /* new way */
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struct berval ocname;
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ocname.bv_len = attrs->an_name.bv_len - 1;
|
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ocname.bv_val = &attrs->an_name.bv_val[1];
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oc = oc_bvfind( &ocname );
|
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} break;
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default: /* old (deprecated) way */
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oc = oc_bvfind( &attrs->an_name );
|
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}
|
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attrs->an_oc = oc;
|
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}
|
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if( oc != NULL ) {
|
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if ( oc == slap_schema.si_oc_extensibleObject ) {
|
|
/* extensibleObject allows the return of anything */
|
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return 1;
|
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}
|
|
|
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if( oc->soc_required ) {
|
|
/* allow return of required attributes */
|
|
int i;
|
|
for ( i = 0; oc->soc_required[i] != NULL; i++ ) {
|
|
rc = is_at_subtype( desc->ad_type,
|
|
oc->soc_required[i] );
|
|
if( rc ) return 1;
|
|
}
|
|
}
|
|
|
|
if( oc->soc_allowed ) {
|
|
/* allow return of allowed attributes */
|
|
int i;
|
|
for ( i = 0; oc->soc_allowed[i] != NULL; i++ ) {
|
|
rc = is_at_subtype( desc->ad_type,
|
|
oc->soc_allowed[i] );
|
|
if( rc ) return 1;
|
|
}
|
|
}
|
|
|
|
} else {
|
|
/* short-circuit this search next time around */
|
|
if (!slap_schema.si_at_undefined->sat_ad) {
|
|
const char *text;
|
|
slap_bv2undef_ad(&attrs->an_name,
|
|
&attrs->an_desc, &text);
|
|
} else {
|
|
attrs->an_desc =
|
|
slap_schema.si_at_undefined->sat_ad;
|
|
}
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int slap_str2undef_ad(
|
|
const char *str,
|
|
AttributeDescription **ad,
|
|
const char **text )
|
|
{
|
|
struct berval bv;
|
|
bv.bv_val = (char *) str;
|
|
bv.bv_len = strlen( str );
|
|
|
|
return slap_bv2undef_ad( &bv, ad, text );
|
|
}
|
|
|
|
int slap_bv2undef_ad(
|
|
struct berval *bv,
|
|
AttributeDescription **ad,
|
|
const char **text )
|
|
{
|
|
AttributeDescription *desc;
|
|
|
|
assert( ad != NULL );
|
|
|
|
if( bv == NULL || bv->bv_len == 0 ) {
|
|
*text = "empty attribute description";
|
|
return LDAP_UNDEFINED_TYPE;
|
|
}
|
|
|
|
/* make sure description is IA5 */
|
|
if( ad_keystring( bv ) ) {
|
|
*text = "attribute description contains inappropriate characters";
|
|
return LDAP_UNDEFINED_TYPE;
|
|
}
|
|
|
|
for( desc = slap_schema.si_at_undefined->sat_ad; desc;
|
|
desc=desc->ad_next )
|
|
{
|
|
if( desc->ad_cname.bv_len == bv->bv_len &&
|
|
!strcasecmp( desc->ad_cname.bv_val, bv->bv_val ))
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( !desc ) {
|
|
desc = ch_malloc(sizeof(AttributeDescription) + 1 +
|
|
bv->bv_len);
|
|
|
|
desc->ad_flags = SLAP_DESC_NONE;
|
|
desc->ad_tags.bv_val = NULL;
|
|
desc->ad_tags.bv_len = 0;
|
|
|
|
desc->ad_cname.bv_len = bv->bv_len;
|
|
desc->ad_cname.bv_val = (char *)(desc+1);
|
|
strcpy(desc->ad_cname.bv_val, bv->bv_val);
|
|
|
|
/* canonical to upper case */
|
|
ldap_pvt_str2upper( desc->ad_cname.bv_val );
|
|
|
|
desc->ad_type = slap_schema.si_at_undefined;
|
|
desc->ad_next = desc->ad_type->sat_ad;
|
|
desc->ad_type->sat_ad = desc;
|
|
}
|
|
|
|
if( !*ad ) {
|
|
*ad = desc;
|
|
} else {
|
|
**ad = *desc;
|
|
}
|
|
|
|
return LDAP_SUCCESS;
|
|
}
|
|
|
|
int
|
|
an_find(
|
|
AttributeName *a,
|
|
struct berval *s
|
|
)
|
|
{
|
|
if( a == NULL ) return 0;
|
|
|
|
for ( ; a->an_name.bv_val; a++ ) {
|
|
if ( a->an_name.bv_len != s->bv_len) continue;
|
|
if ( strcasecmp( s->bv_val, a->an_name.bv_val ) == 0 ) {
|
|
return( 1 );
|
|
}
|
|
}
|
|
|
|
return( 0 );
|
|
}
|
|
|
|
/*
|
|
* Convert a delimited string into a list of AttributeNames;
|
|
* add on to an existing list if it was given. If the string
|
|
* is not a valid attribute name, if a '-' is prepended it is
|
|
* skipped and the remaining name is tried again; if a '+' is
|
|
* prepended, an objectclass name is searched instead.
|
|
*
|
|
* NOTE: currently, if a valid attribute name is not found,
|
|
* the same string is also checked as valid objectclass name;
|
|
* however, this behavior is deprecated.
|
|
*/
|
|
AttributeName *
|
|
str2anlist( AttributeName *an, char *in, const char *brkstr )
|
|
{
|
|
char *str;
|
|
char *s;
|
|
char *lasts;
|
|
int i, j;
|
|
const char *text;
|
|
AttributeName *anew;
|
|
|
|
/* find last element in list */
|
|
for (i = 0; an && an[i].an_name.bv_val; i++);
|
|
|
|
/* protect the input string from strtok */
|
|
str = ch_strdup( in );
|
|
|
|
/* Count words in string */
|
|
j=1;
|
|
for ( s = str; *s; s++ ) {
|
|
if ( strchr( brkstr, *s ) != NULL ) {
|
|
j++;
|
|
}
|
|
}
|
|
|
|
an = ch_realloc( an, ( i + j + 1 ) * sizeof( AttributeName ) );
|
|
anew = an + i;
|
|
for ( s = ldap_pvt_strtok( str, brkstr, &lasts );
|
|
s != NULL;
|
|
s = ldap_pvt_strtok( NULL, brkstr, &lasts ) )
|
|
{
|
|
anew->an_desc = NULL;
|
|
anew->an_oc = NULL;
|
|
ber_str2bv(s, 0, 1, &anew->an_name);
|
|
slap_bv2ad(&anew->an_name, &anew->an_desc, &text);
|
|
if ( !anew->an_desc ) {
|
|
switch( anew->an_name.bv_val[0] ) {
|
|
case '-': {
|
|
struct berval adname;
|
|
adname.bv_len = anew->an_name.bv_len - 1;
|
|
adname.bv_val = &anew->an_name.bv_val[1];
|
|
slap_bv2ad(&adname, &anew->an_desc, &text);
|
|
if ( !anew->an_desc ) {
|
|
free( an );
|
|
/*
|
|
* overwrites input string
|
|
* on error!
|
|
*/
|
|
strcpy( in, s );
|
|
return NULL;
|
|
}
|
|
} break;
|
|
|
|
case '+': {
|
|
struct berval ocname;
|
|
ocname.bv_len = anew->an_name.bv_len - 1;
|
|
ocname.bv_val = &anew->an_name.bv_val[1];
|
|
anew->an_oc = oc_bvfind( &ocname );
|
|
if ( !anew->an_oc ) {
|
|
free( an );
|
|
/*
|
|
* overwrites input string
|
|
* on error!
|
|
*/
|
|
strcpy( in, s );
|
|
return NULL;
|
|
}
|
|
} break;
|
|
|
|
default:
|
|
/* old (deprecated) way */
|
|
anew->an_oc = oc_bvfind( &anew->an_name );
|
|
if ( !anew->an_oc ) {
|
|
free( an );
|
|
/* overwrites input string on error! */
|
|
strcpy( in, s );
|
|
return NULL;
|
|
}
|
|
}
|
|
}
|
|
anew++;
|
|
}
|
|
|
|
anew->an_name.bv_val = NULL;
|
|
free( str );
|
|
return( an );
|
|
}
|
|
|
|
|
|
/* Define an attribute option. */
|
|
int
|
|
ad_define_option( const char *name, const char *fname, int lineno )
|
|
{
|
|
int i;
|
|
unsigned int optlen;
|
|
|
|
if ( options == &lang_option ) {
|
|
options = NULL;
|
|
option_count = 0;
|
|
}
|
|
if ( name == NULL )
|
|
return 0;
|
|
|
|
optlen = 0;
|
|
do {
|
|
if ( !DESC_CHAR( name[optlen] ) ) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( CONFIG, CRIT,
|
|
"%s: line %d: illegal option name \"%s\"\n",
|
|
fname, lineno, name );
|
|
#else
|
|
Debug( LDAP_DEBUG_ANY,
|
|
"%s: line %d: illegal option name \"%s\"\n",
|
|
fname, lineno, name );
|
|
#endif
|
|
return 1;
|
|
}
|
|
} while ( name[++optlen] );
|
|
|
|
options = ch_realloc( options,
|
|
(option_count+1) * sizeof(Attr_option) );
|
|
|
|
if ( strcasecmp( name, "binary" ) == 0
|
|
|| ad_find_option_definition( name, optlen ) ) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( CONFIG, CRIT,
|
|
"%s: line %d: option \"%s\" is already defined\n",
|
|
fname, lineno, name );
|
|
#else
|
|
Debug( LDAP_DEBUG_ANY,
|
|
"%s: line %d: option \"%s\" is already defined\n",
|
|
fname, lineno, name );
|
|
#endif
|
|
return 1;
|
|
}
|
|
|
|
for ( i = option_count; i; --i ) {
|
|
if ( strcasecmp( name, options[i-1].name.bv_val ) >= 0 )
|
|
break;
|
|
options[i] = options[i-1];
|
|
}
|
|
|
|
options[i].name.bv_val = ch_strdup( name );
|
|
options[i].name.bv_len = optlen;
|
|
options[i].prefix = (name[optlen-1] == '-');
|
|
|
|
if ( i != option_count &&
|
|
options[i].prefix &&
|
|
optlen < options[i+1].name.bv_len &&
|
|
strncasecmp( name, options[i+1].name.bv_val, optlen ) == 0 ) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG( CONFIG, CRIT,
|
|
"%s: line %d: option \"%s\" overrides previous option\n",
|
|
fname, lineno, name );
|
|
#else
|
|
Debug( LDAP_DEBUG_ANY,
|
|
"%s: line %d: option \"%s\" overrides previous option\n",
|
|
fname, lineno, name );
|
|
#endif
|
|
return 1;
|
|
}
|
|
|
|
option_count++;
|
|
return 0;
|
|
}
|
|
|
|
/* Find the definition of the option name or prefix matching the arguments */
|
|
static Attr_option *
|
|
ad_find_option_definition( const char *opt, int optlen )
|
|
{
|
|
int top = 0, bot = option_count;
|
|
while ( top < bot ) {
|
|
int mid = (top + bot) / 2;
|
|
int mlen = options[mid].name.bv_len;
|
|
char *mname = options[mid].name.bv_val;
|
|
int j;
|
|
if ( optlen < mlen ) {
|
|
j = strncasecmp( opt, mname, optlen ) - 1;
|
|
} else {
|
|
j = strncasecmp( opt, mname, mlen );
|
|
if ( j==0 && (optlen==mlen || options[mid].prefix) )
|
|
return &options[mid];
|
|
}
|
|
if ( j < 0 )
|
|
bot = mid;
|
|
else
|
|
top = mid + 1;
|
|
}
|
|
return NULL;
|
|
}
|