/*****************************************************************************\
 *  slurm_resolv.h - functions for DNS SRV resolution
 *****************************************************************************
 *  Copyright (C) SchedMD LLC.
 *
 *  This file is part of Slurm, a resource management program.
 *  For details, see <https://slurm.schedmd.com/>.
 *  Please also read the included file: DISCLAIMER.
 *
 *  Slurm 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
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 *  In addition, as a special exception, the copyright holders give permission
 *  to link the code of portions of this program with the OpenSSL library under
 *  certain conditions as described in each individual source file, and
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\*****************************************************************************/

#ifndef _SLURM_RESOLV_H_
#define _SLURM_RESOLV_H_

typedef struct {
	uint16_t priority;
	uint16_t port;
	char hostname[1024];
	bool has_ipv4;
	bool has_ipv6;
} ctl_entry_t;

/*
 * Returns a sorted List of SlurmctldHosts with port numbers assembled
 * from the _slurmctld._tcp DNS records for the current search domain,
 * or NULL on error.
 * Must list_destroy() the result to avoid a memory leak.
 */
extern list_t *resolve_ctls_from_dns_srv(void);

#endif