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/** BEGIN COPYRIGHT BLOCK
* Copyright 2001 Sun Microsystems, Inc.
* Portions copyright 1999, 2001-2003 Netscape Communications Corporation.
* All rights reserved.
* END COPYRIGHT BLOCK **/
/* bin.c - bin syntax routines */
/*
* This file actually implements two syntax plugins: OctetString and Binary.
* We treat them identically for now. XXXmcs: check if that is correct.
*/
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include "syntax.h"
static int bin_filter_ava( Slapi_PBlock *pb, struct berval *bvfilter,
Slapi_Value **bvals, int ftype, Slapi_Value **retVal );
static int bin_values2keys( Slapi_PBlock *pb, Slapi_Value **bvals,
Slapi_Value ***ivals, int ftype );
static int bin_assertion2keys_ava( Slapi_PBlock *pb, Slapi_Value *bval,
Slapi_Value ***ivals, int ftype );
/*
* Attribute syntaxes. We treat all of these the same for now, even though
* the specifications (e.g., RFC 2252) impose various constraints on the
* the format for each of these.
*
* Note: the first name is the official one from RFC 2252.
*/
static char *bin_names[] = { "Binary", "bin", BINARY_SYNTAX_OID, 0 };
static char *octetstring_names[] = { "OctetString", OCTETSTRING_SYNTAX_OID, 0 };
static char *jpeg_names[] = { "JPEG", JPEG_SYNTAX_OID, 0 };
static Slapi_PluginDesc bin_pdesc = {
"bin-syntax", PLUGIN_MAGIC_VENDOR_STR, PRODUCTTEXT,
"binary attribute syntax plugin"
};
static Slapi_PluginDesc octetstring_pdesc = {
"octetstring-syntax", PLUGIN_MAGIC_VENDOR_STR, PRODUCTTEXT,
"octet string attribute syntax plugin"
};
static Slapi_PluginDesc jpeg_pdesc = {
"jpeg-syntax", PLUGIN_MAGIC_VENDOR_STR, PRODUCTTEXT,
"JPEG attribute syntax plugin"
};
/*
* register_bin_like_plugin(): register all items for a bin-like plugin.
*/
static int
register_bin_like_plugin( Slapi_PBlock *pb, Slapi_PluginDesc *pdescp,
char **names, char *oid )
{
int rc;
rc = slapi_pblock_set( pb, SLAPI_PLUGIN_VERSION,
(void *) SLAPI_PLUGIN_VERSION_01 );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DESCRIPTION,
(void *)pdescp );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_FILTER_AVA,
(void *) bin_filter_ava );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_VALUES2KEYS,
(void *) bin_values2keys );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_ASSERTION2KEYS_AVA,
(void *) bin_assertion2keys_ava );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_NAMES,
(void *) names );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_OID,
(void *) oid );
return( rc );
}
int
bin_init( Slapi_PBlock *pb )
{
int rc;
LDAPDebug( LDAP_DEBUG_PLUGIN, "=> bin_init\n", 0, 0, 0 );
rc = register_bin_like_plugin( pb, &bin_pdesc, bin_names,
BINARY_SYNTAX_OID );
LDAPDebug( LDAP_DEBUG_PLUGIN, "<= bin_init %d\n", rc, 0, 0 );
return( rc );
}
int
octetstring_init( Slapi_PBlock *pb )
{
int rc;
LDAPDebug( LDAP_DEBUG_PLUGIN, "=> octetstring_init\n", 0, 0, 0 );
rc = register_bin_like_plugin( pb, &octetstring_pdesc, octetstring_names,
OCTETSTRING_SYNTAX_OID );
LDAPDebug( LDAP_DEBUG_PLUGIN, "<= octetstring_init %d\n", rc, 0, 0 );
return( rc );
}
int
jpeg_init( Slapi_PBlock *pb )
{
int rc;
LDAPDebug( LDAP_DEBUG_PLUGIN, "=> jpeg_init\n", 0, 0, 0 );
rc = register_bin_like_plugin( pb, &jpeg_pdesc, jpeg_names,
JPEG_SYNTAX_OID );
LDAPDebug( LDAP_DEBUG_PLUGIN, "<= jpeg_init %d\n", rc, 0, 0 );
return( rc );
}
static int
bin_filter_ava( Slapi_PBlock *pb, struct berval *bvfilter,
Slapi_Value **bvals, int ftype, Slapi_Value **retVal )
{
int i;
for ( i = 0; bvals[i] != NULL; i++ ) {
if ( slapi_value_get_length(bvals[i]) == bvfilter->bv_len &&
0 == memcmp( slapi_value_get_string(bvals[i]), bvfilter->bv_val, bvfilter->bv_len ))
{
if(retVal!=NULL)
{
*retVal= bvals[i];
}
return( 0 );
}
}
if(retVal!=NULL)
{
*retVal= NULL;
}
return( -1 );
}
static int
bin_values2keys( Slapi_PBlock *pb, Slapi_Value **bvals,
Slapi_Value ***ivals, int ftype )
{
int i;
if ( ftype != LDAP_FILTER_EQUALITY ) {
return( LDAP_PROTOCOL_ERROR );
}
for ( i = 0; bvals[i] != NULL; i++ ) {
/* NULL */
}
(*ivals) = (Slapi_Value **) slapi_ch_malloc(( i + 1 ) *
sizeof(Slapi_Value *) );
for ( i = 0; bvals[i] != NULL; i++ )
{
(*ivals)[i] = slapi_value_dup(bvals[i]);
}
(*ivals)[i] = NULL;
return( 0 );
}
static int
bin_assertion2keys_ava( Slapi_PBlock *pb, Slapi_Value *bval,
Slapi_Value ***ivals, int ftype )
{
Slapi_Value *tmpval=NULL;
size_t len;
if (( ftype != LDAP_FILTER_EQUALITY ) &&
( ftype != LDAP_FILTER_EQUALITY_FAST))
{
return( LDAP_PROTOCOL_ERROR );
}
if(ftype == LDAP_FILTER_EQUALITY_FAST) {
/* With the fast option, we are trying to avoid creating and freeing
* a bunch of structures - we just do one malloc here - see
* ava_candidates in filterentry.c
*/
len=slapi_value_get_length(bval);
tmpval=(*ivals)[0];
if (len > tmpval->bv.bv_len) {
tmpval->bv.bv_val=(char *)slapi_ch_malloc(len);
}
tmpval->bv.bv_len=len;
memcpy(tmpval->bv.bv_val,slapi_value_get_string(bval),len);
} else {
(*ivals) = (Slapi_Value **) slapi_ch_malloc( 2 * sizeof(Slapi_Value *) );
(*ivals)[0] = slapi_value_dup( bval );
(*ivals)[1] = NULL;
}
return( 0 );
}
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