detach.c

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/*
 *   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; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
/**
 * $Id: 8f69e1813622c059c62a4b5db59ec9eda6f70461 $
 *
 * @file unlang/detach.c
 * @brief Unlang detach keyword
 *
 * @copyright 2021 Arran Cudbard-Bell (a.cudbardb@freeradius.org)
 */
RCSID("$Id: 8f69e1813622c059c62a4b5db59ec9eda6f70461 $")
 
#include "unlang_priv.h"
 
/** Signal a child to detach
 *
 */
static unlang_action_t unlang_detach(rlm_rcode_t *p_result, request_t *request, UNUSED unlang_stack_frame_t *frame)
{
        /*
         *      Signal all frames in the child's stack
         *      that it's time to detach.
         */
        unlang_interpret_signal(request, FR_SIGNAL_DETACH);
 
        /*
         *      Detach failed...
         */
        if (unlikely(request->parent != NULL)) {
                *p_result = RLM_MODULE_FAIL;
                return UNLANG_ACTION_CALCULATE_RESULT;
        }
 
        return UNLANG_ACTION_CALCULATE_RESULT;
}
 
/** Initialise subrequest ops
 *
 */
void unlang_detach_init(void)
{
        unlang_register(UNLANG_TYPE_DETACH,
                        &(unlang_op_t){
                                .name = "detach",
                                .interpret = unlang_detach,
                        });
}