openldap/servers/slapd/back-tcl/tcl_search.c

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/* $OpenLDAP$ */
/* search.c - tcl search routines
*
* Copyright 1999, Ben Collins <bcollins@debian.org>, All rights reserved.
*
* Redistribution and use in source and binary forms are permitted only
* as authorized by the OpenLDAP Public License. A copy of this
* license is available at http://www.OpenLDAP.org/license.html or
* in file LICENSE in the top-level directory of the distribution.
*/
#include "portable.h"
#include <stdio.h>
#include "slap.h"
#include "tcl_back.h"
int
tcl_back_search (
Backend * be,
Connection * conn,
Operation * op,
struct berval *base,
struct berval *nbase,
int scope,
int deref,
int sizelimit,
int timelimit,
Filter * filter,
struct berval *filterstr,
AttributeName *attrs,
int attrsonly
)
{
char *attrs_tcl = NULL, *results, *command;
struct berval suf_tcl;
int i, err = 0, code;
struct tclinfo *ti = (struct tclinfo *) be->be_private;
AttributeName *an;
if (ti->ti_search.bv_len == 0) {
send_ldap_result (conn, op, LDAP_UNWILLING_TO_PERFORM, NULL,
"search not implemented", NULL, NULL );
return (-1);
}
for (i = 0, an = attrs; an && an->an_name.bv_val; an++, i++);
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if (i > 0) {
char **sattrs = ch_malloc( (i+1) * sizeof(char *));
for (i = 0, an = attrs; an->an_name.bv_val; an++, i++)
sattrs[i] = an->an_name.bv_val;
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sattrs[i] = NULL;
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attrs_tcl = Tcl_Merge (i, sattrs);
ch_free(sattrs);
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}
if (tcl_merge_bvlist (be->be_suffix, &suf_tcl) == NULL) {
Tcl_Free (attrs_tcl);
send_ldap_result (conn, op, LDAP_OPERATIONS_ERROR, NULL,
NULL, NULL, NULL );
return (-1);
}
command = (char *) ch_malloc (ti->ti_search.bv_len + suf_tcl.bv_len
+ base->bv_len + 60 + filterstr->bv_len +
(attrs_tcl == NULL ? 5 : strlen (attrs_tcl)) + 72);
sprintf (command,
"%s SEARCH {%ld/%ld} {%s} {%s} {%d} {%d} {%d} {%d} {%s} {%d} {%s}",
ti->ti_search.bv_val, op->o_connid, (long) op->o_msgid,
suf_tcl.bv_val, base->bv_val, scope, deref,
sizelimit, timelimit, filterstr->bv_val, attrsonly ? 1 : 0,
attrs_tcl == NULL ? "{all}" : attrs_tcl);
Tcl_Free (attrs_tcl);
Tcl_Free (suf_tcl.bv_val);
ldap_pvt_thread_mutex_lock (&tcl_interpreter_mutex);
code = Tcl_GlobalEval (ti->ti_ii->interp, command);
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results = (char *) ch_strdup (ti->ti_ii->interp->result);
ldap_pvt_thread_mutex_unlock (&tcl_interpreter_mutex);
free (command);
if (code != TCL_OK) {
err = LDAP_OPERATIONS_ERROR;
Debug (LDAP_DEBUG_SHELL, "tcl_search_error: %s\n", results,
0, 0);
} else {
interp_send_results (be, conn, op, results, attrs, 0);
}
if (err != LDAP_SUCCESS)
send_ldap_result (conn, op, err, NULL,
"internal backend error", NULL, NULL );
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free (results);
return (err);
}