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117 lines
2.9 KiB
C
117 lines
2.9 KiB
C
/*
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* modify.c - tcl modify routines
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*
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* Copyright 1999, Ben Collins <bcollins@debian.org>, All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted only
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* as authorized by the OpenLDAP Public License. A copy of this
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* license is available at http://www.OpenLDAP.org/license.html or
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* in file LICENSE in the top-level directory of the distribution.
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*
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* $Id$
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*
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* $Log$
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*/
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#include "portable.h"
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#include <stdio.h>
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#include "slap.h"
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#include "tcl_back.h"
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int tcl_back_modify (
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Backend * be,
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Connection * conn,
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Operation * op,
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char *dn,
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LDAPModList * modlist
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)
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{
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char *command, *suf_tcl, *bp, *tcl_mods, *results;
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int i, code, err = 0, len, bsize;
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struct tclinfo *ti = (struct tclinfo *) be->be_private;
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if (ti->ti_modify == NULL) {
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send_ldap_result (conn, op, LDAP_UNWILLING_TO_PERFORM, NULL,
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"modify not implemented");
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return (-1);
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}
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for ( i = 0; be->be_suffix[i] != NULL; i++ )
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;
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suf_tcl = Tcl_Merge(i, be->be_suffix);
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tcl_mods = (char *) ch_malloc( BUFSIZ );
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tcl_mods[0] = '\0';
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bsize = BUFSIZ;
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bp = tcl_mods;
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for ( ; modlist != NULL; modlist = modlist->ml_next ) {
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LDAPMod *mods = &modlist->ml_mod;
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char *op = NULL;
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switch ( mods->mod_op & ~LDAP_MOD_BVALUES ) {
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case LDAP_MOD_ADD:
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op = "add";
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break;
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case LDAP_MOD_DELETE:
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op = "delete";
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break;
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case LDAP_MOD_REPLACE:
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op = "replace";
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break;
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}
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len = strlen( mods->mod_type ) + strlen ( op ) + 7;
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while ( bp + len - tcl_mods > bsize ) {
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bsize += BUFSIZ;
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tcl_mods = (char *) ch_realloc( tcl_mods, bsize );
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}
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sprintf(bp, "{ {%s: %s} ", op, mods->mod_type);
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bp += len;
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for( i = 0;
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mods->mod_bvalues != NULL && mods->mod_bvalues[i] != NULL;
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i++ )
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{
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len = strlen( mods->mod_type ) + strlen (
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mods->mod_bvalues[i]->bv_val ) + 5 +
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(mods->mod_bvalues[i+1] == NULL ? 2 : 0);
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while ( bp + len - tcl_mods > bsize ) {
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bsize += BUFSIZ;
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tcl_mods = (char *) ch_realloc( tcl_mods, bsize );
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}
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sprintf(bp, "{%s: %s} %s", mods->mod_type,
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mods->mod_bvalues[i]->bv_val, mods->mod_bvalues[i+1] ==
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NULL ? "} " : "");
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bp += len;
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}
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}
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command = (char *) ch_malloc (strlen(ti->ti_modify) + strlen(suf_tcl)
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+ strlen(dn) + strlen(tcl_mods) + 64);
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/* This space is simply for aesthetics--\ */
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sprintf(command, "%s MODIFY {%ld} {%s} {%s} { %s}",
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ti->ti_modify, op->o_msgid, suf_tcl, dn, tcl_mods);
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Tcl_Free(suf_tcl);
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free(tcl_mods);
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ldap_pvt_thread_mutex_lock( &tcl_interpreter_mutex );
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code = Tcl_GlobalEval(ti->ti_ii->interp, command);
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results = (char *) strdup(ti->ti_ii->interp->result);
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ldap_pvt_thread_mutex_unlock( &tcl_interpreter_mutex );
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free(command);
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if (code != TCL_OK) {
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err = LDAP_OPERATIONS_ERROR;
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Debug(LDAP_DEBUG_ANY, "tcl_modify_error: %s\n", results, 0, 0);
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} else {
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interp_send_results ( be, conn, op, results, NULL, 0 );
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}
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if (err != LDAP_SUCCESS)
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send_ldap_result (conn, op, err, NULL, "internal backend error");
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return (0);
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}
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