load_balance_priv.h

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#pragma once
/*
 *  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, 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
 
/**
 * $Id: 86d4425d926dea3d7153785e7e237f74a8033f1d $
 *
 * @file unlang/load_balance_priv.h
 *
 * @copyright 2020 The FreeRADIUS server project
 */
#ifdef __cplusplus
extern "C" {
#endif
 
#include "unlang_priv.h"
#include <freeradius-devel/server/tmpl.h>
 
typedef struct {
        unlang_group_t  group;          //!< our instruction
        tmpl_t          *vpt;           //!< template to expand for keyed balancing
        unlang_t        **children;     //!< array of child instructions.
} unlang_load_balance_t;
 
/** State of a redundant operation
 *
 */
typedef struct {
        unlang_t                *child;         //!< the current child we're processing
        unlang_t                *start;         //!< the starting child
        uint32_t                num;            //!< the current child number
        unlang_result_t         result;         //!< for intermediate child results
} unlang_frame_state_redundant_t;
 
/** Cast a group structure to the load_balance keyword extension
 *
 */
static inline unlang_load_balance_t *unlang_group_to_load_balance(unlang_group_t *g)
{
        return talloc_get_type_abort(g, unlang_load_balance_t);
}
 
/** Cast a load_balance keyword extension to a group structure
 *
 */
static inline unlang_group_t *unlang_load_balance_to_group(unlang_load_balance_t *load_balance)
{
        return (unlang_group_t *)load_balance;
}
 
int     unlang_load_balance_persist(request_t *request) CC_HINT(nonnull);
uint8_t unlang_load_balance_child(request_t *request) CC_HINT(nonnull);
 
#ifdef __cplusplus
}
#endif