/* $OpenLDAP$ */
/*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
/* ad.c - routines for dealing with attribute descriptions */
#include "ldap_pvt.h"
#include "slap.h"
-extern ldap_pvt_thread_mutex_t ad_mutex; /* init.c */
-
static int ad_keystring(
struct berval *bv )
{
return 0;
}
-void ad_destroy( void *in )
+void ad_destroy( AttributeDescription *ad )
{
- AttributeDescription *ad = in, *n;
+ AttributeDescription *n;
- for (;ad;ad = n) {
+ for (; ad != NULL; ad = n) {
n = ad->ad_next;
- ldap_memfree(ad);
+ ldap_memfree( ad );
}
}
+/* Is there an AttributeDescription for this type that uses this language? */
+AttributeDescription * ad_find_lang(
+ AttributeType *type,
+ struct berval *lang )
+{
+ AttributeDescription *ad;
+
+ ldap_pvt_thread_mutex_lock( &type->sat_ad_mutex );
+ for (ad = type->sat_ad; ad; ad=ad->ad_next)
+ {
+ if (ad->ad_lang.bv_len == lang->bv_len &&
+ !strcasecmp(ad->ad_lang.bv_val, lang->bv_val))
+ break;
+ }
+ ldap_pvt_thread_mutex_unlock( &type->sat_ad_mutex );
+ return ad;
+}
+
int slap_str2ad(
const char *str,
AttributeDescription **ad,
}
/* find valid base attribute type; parse in place */
+ desc.ad_cname = *bv;
name = bv->bv_val;
options = strchr(name, ';');
- if (options != NULL) *options = '\0';
- desc.ad_type = at_find( name );
- if (options != NULL) *options = ';';
+ if (options != NULL)
+ desc.ad_cname.bv_len = options - name;
+ desc.ad_type = at_bvfind( &desc.ad_cname );
if( desc.ad_type == NULL ) {
*text = "attribute type undefined";
-
return rtn;
}
- if (options != NULL)
- desc.ad_cname.bv_len = options - name;
- else
- desc.ad_cname.bv_len = strlen(name);
-
desc.ad_flags = SLAP_DESC_NONE;
desc.ad_lang.bv_len = 0;
desc.ad_lang.bv_val = NULL;
if ( options != NULL )
i = options - name;
else
- i = strlen(name);
+ i = bv->bv_len - (name - bv->bv_val);
if( i == sizeof("binary")-1 && strncasecmp( name, "binary", i) == 0 ) {
if( slap_ad_is_binary( &desc ) ) {
/* Not found, add new one */
while (d2 == NULL) {
int dlen = 0;
- /* uses a single mutex instead of one per attributetype.
- * I don't believe this is a significant bottleneck. If
- * necessary, could change to a per-AttrType rwlock.
- */
- ldap_pvt_thread_mutex_lock( &ad_mutex );
- /* Check again just in case another thread added it */
+ ldap_pvt_thread_mutex_lock( &desc.ad_type->sat_ad_mutex );
+ /* check again now that we've locked */
for (d2 = desc.ad_type->sat_ad; d2; d2=d2->ad_next) {
if (d2->ad_flags != desc.ad_flags)
continue;
continue;
if (d2->ad_lang.bv_len == 0)
break;
- if (strncasecmp(d2->ad_lang.bv_val,desc.ad_lang.bv_val,
+ if (strncasecmp(d2->ad_lang.bv_val, desc.ad_lang.bv_val,
desc.ad_lang.bv_len) == 0)
break;
}
- /* Some other thread added it before we got the lock. */
- if (d2 != NULL) {
- ldap_pvt_thread_mutex_unlock( &ad_mutex );
+ if (d2) {
+ ldap_pvt_thread_mutex_unlock( &desc.ad_type->sat_ad_mutex );
break;
}
if (desc.ad_lang.bv_len || desc.ad_flags != SLAP_DESC_NONE) {
if (desc.ad_lang.bv_len)
dlen = desc.ad_lang.bv_len+1;
- dlen += strlen(desc.ad_type->sat_cname)+1;
+ dlen += desc.ad_type->sat_cname.bv_len+1;
if( slap_ad_is_binary( &desc ) ) {
dlen += sizeof("binary");
}
d2->ad_cname.bv_len = desc.ad_cname.bv_len;
d2->ad_lang.bv_len = desc.ad_lang.bv_len;
if (dlen == 0) {
- d2->ad_cname.bv_val = d2->ad_type->sat_cname;
+ d2->ad_cname.bv_val = d2->ad_type->sat_cname.bv_val;
d2->ad_lang.bv_val = NULL;
} else {
d2->ad_cname.bv_val = (char *)(d2+1);
- strcpy(d2->ad_cname.bv_val, d2->ad_type->sat_cname);
+ strcpy(d2->ad_cname.bv_val, d2->ad_type->sat_cname.bv_val);
if( slap_ad_is_binary( &desc ) ) {
strcpy(d2->ad_cname.bv_val+d2->ad_cname.bv_len,
";binary");
d2->ad_next = desc.ad_type->sat_ad->ad_next;
desc.ad_type->sat_ad->ad_next = d2;
}
- ldap_pvt_thread_mutex_unlock( &ad_mutex );
+ ldap_pvt_thread_mutex_unlock( &desc.ad_type->sat_ad_mutex );
}
if( *ad == NULL ) {
int ad_inlist(
AttributeDescription *desc,
- char **attrs )
+ AttributeName *attrs )
{
- int i;
- for( i=0; attrs[i] != NULL; i++ ) {
- AttributeDescription *ad = NULL;
- const char *text;
+ if (! attrs ) return 0;
+
+ for( ; attrs->an_name.bv_val; attrs++ ) {
+ ObjectClass *oc;
int rc;
- rc = slap_str2ad( attrs[i], &ad, &text );
+ if ( attrs->an_desc ) {
+ if ( is_ad_subtype( desc, attrs->an_desc ))
+ return 1;
+ continue;
+ }
- if( rc != LDAP_SUCCESS ) continue;
- rc = is_ad_subtype( desc, ad );
+ /*
+ * EXTENSION: see if requested description is an object class
+ * if so, return attributes which the class requires/allows
+ */
+ oc = attrs->an_oc;
+ if( oc == NULL ) {
+ oc = oc_bvfind( &attrs->an_name );
+ attrs->an_oc = oc;
+ }
+ if( oc != NULL ) {
+ if ( oc == slap_schema.si_oc_extensibleObject ) {
+ /* extensibleObject allows the return of anything */
+ return 1;
+ }
- if( rc ) return 1;
+ 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_allowed[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;
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.
+ */
+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 ) {
+ 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 );
+}