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/** BEGIN COPYRIGHT BLOCK
* This Program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation; version 2 of the License.
*
* This Program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this Program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA.
*
* In addition, as a special exception, Red Hat, Inc. gives You the additional
* right to link the code of this Program with code not covered under the GNU
* General Public License ("Non-GPL Code") and to distribute linked combinations
* including the two, subject to the limitations in this paragraph. Non-GPL Code
* permitted under this exception must only link to the code of this Program
* through those well defined interfaces identified in the file named EXCEPTION
* found in the source code files (the "Approved Interfaces"). The files of
* Non-GPL Code may instantiate templates or use macros or inline functions from
* the Approved Interfaces without causing the resulting work to be covered by
* the GNU General Public License. Only Red Hat, Inc. may make changes or
* additions to the list of Approved Interfaces. You must obey the GNU General
* Public License in all respects for all of the Program code and other code used
* in conjunction with the Program except the Non-GPL Code covered by this
* exception. If you modify this file, you may extend this exception to your
* version of the file, but you are not obligated to do so. If you do not wish to
* provide this exception without modification, you must delete this exception
* statement from your version and license this file solely under the GPL without
* exception.
*
*
* Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
* Copyright (C) 2009 Red Hat, Inc.
* All rights reserved.
* END COPYRIGHT BLOCK **/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
/* telex.c - Telex Number syntax routines */
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include "syntax.h"
static int telex_filter_ava( Slapi_PBlock *pb, struct berval *bvfilter,
Slapi_Value **bvals, int ftype, Slapi_Value **retVal );
static int telex_filter_sub( Slapi_PBlock *pb, char *initial, char **any,
char *final, Slapi_Value **bvals );
static int telex_values2keys( Slapi_PBlock *pb, Slapi_Value **val,
Slapi_Value ***ivals, int ftype );
static int telex_assertion2keys_ava( Slapi_PBlock *pb, Slapi_Value *val,
Slapi_Value ***ivals, int ftype );
static int telex_assertion2keys_sub( Slapi_PBlock *pb, char *initial, char **any,
char *final, Slapi_Value ***ivals );
static int telex_compare(struct berval *v1, struct berval *v2);
static int telex_validate(struct berval *val);
/* the first name is the official one from RFC 4517 */
static char *names[] = { "Telex Number", "telexnumber", TELEXNUMBER_SYNTAX_OID, 0 };
static Slapi_PluginDesc pdesc = { "telex-syntax", VENDOR, DS_PACKAGE_VERSION,
"Telex Number attribute syntax plugin" };
int
telex_init( Slapi_PBlock *pb )
{
int rc, flags;
LDAPDebug( LDAP_DEBUG_PLUGIN, "=> telex_init\n", 0, 0, 0 );
rc = slapi_pblock_set( pb, SLAPI_PLUGIN_VERSION,
(void *) SLAPI_PLUGIN_VERSION_01 );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DESCRIPTION,
(void *)&pdesc );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_FILTER_AVA,
(void *) telex_filter_ava );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_FILTER_SUB,
(void *) telex_filter_sub );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_VALUES2KEYS,
(void *) telex_values2keys );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_ASSERTION2KEYS_AVA,
(void *) telex_assertion2keys_ava );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_ASSERTION2KEYS_SUB,
(void *) telex_assertion2keys_sub );
flags = SLAPI_PLUGIN_SYNTAX_FLAG_ORDERING;
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_FLAGS,
(void *) &flags );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_NAMES,
(void *) names );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_OID,
(void *) TELEXNUMBER_SYNTAX_OID );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_COMPARE,
(void *) telex_compare );
rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_SYNTAX_VALIDATE,
(void *) telex_validate );
LDAPDebug( LDAP_DEBUG_PLUGIN, "<= telex_init %d\n", rc, 0, 0 );
return( rc );
}
static int
telex_filter_ava(
Slapi_PBlock *pb,
struct berval *bvfilter,
Slapi_Value **bvals,
int ftype,
Slapi_Value **retVal
)
{
return( string_filter_ava( bvfilter, bvals, SYNTAX_CIS,
ftype, retVal ) );
}
static int
telex_filter_sub(
Slapi_PBlock *pb,
char *initial,
char **any,
char *final,
Slapi_Value **bvals
)
{
return( string_filter_sub( pb, initial, any, final, bvals, SYNTAX_CIS ) );
}
static int
telex_values2keys(
Slapi_PBlock *pb,
Slapi_Value **vals,
Slapi_Value ***ivals,
int ftype
)
{
return( string_values2keys( pb, vals, ivals, SYNTAX_CIS,
ftype ) );
}
static int
telex_assertion2keys_ava(
Slapi_PBlock *pb,
Slapi_Value *val,
Slapi_Value ***ivals,
int ftype
)
{
return(string_assertion2keys_ava( pb, val, ivals,
SYNTAX_CIS, ftype ));
}
static int
telex_assertion2keys_sub(
Slapi_PBlock *pb,
char *initial,
char **any,
char *final,
Slapi_Value ***ivals
)
{
return( string_assertion2keys_sub( pb, initial, any, final, ivals,
SYNTAX_CIS ) );
}
static int telex_compare(
struct berval *v1,
struct berval *v2
)
{
return value_cmp(v1, v2, SYNTAX_CIS, 3 /* Normalise both values */);
}
static int
telex_validate(
struct berval *val
)
{
int rc = 0; /* assume the value is valid */
const char *start = NULL;
const char *end = NULL;
const char *p = NULL;
const char *p2 = NULL;
int num_dollars = 0;
/* Per RFC4517:
*
* telex-number = actual-number DOLLAR country-code
* DOLLAR answerback
* actual-number = PrintableString
* country-code = PrintableString
* answerback = PrintableString
*/
/* Don't allow a 0 length string */
if ((val == NULL) || (val->bv_len == 0)) {
rc = 1;
goto exit;
}
start = &(val->bv_val[0]);
end = &(val->bv_val[val->bv_len - 1]);
/* Look for the DOLLAR separators. */
for (p = start; p <= end; p++) {
if (IS_DOLLAR(*p)) {
num_dollars++;
/* Ensure we don't have an empty element. */
if ((p == start) || (p == end)) {
rc = 1;
goto exit;
}
for (p2 = start; p2 < p; p2++) {
if (!IS_PRINTABLE(*p2)) {
rc = 1;
goto exit;
}
}
/* Reset start to the beginning
* of the next element. We're
* guaranteed to have another
* char after p. */
start = p + 1;
if (num_dollars == 2) {
/* Validate the answerback element
* and exit. */
for (p2 = start; p2 <= end; p2++) {
if (!IS_PRINTABLE(*p2)) {
rc = 1;
goto exit;
}
}
/* We've hit the end and it's
* all valid. We're done. */
goto exit;
}
}
}
/* Make sure we found all three elements. */
if (num_dollars != 2) {
rc = 1;
goto exit;
}
exit:
return rc;
}
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