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// SPDX-License-Identifier: GPL-2.0+
/* Copyright (C) 2010 Red Hat, Inc.
*/
#ifndef __NETWORKMANAGER_DNS_PLUGIN_H__
#define __NETWORKMANAGER_DNS_PLUGIN_H__
#include "nm-dns-manager.h"
#include "nm-config-data.h"
#define NM_TYPE_DNS_PLUGIN (nm_dns_plugin_get_type ())
#define NM_DNS_PLUGIN(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_DNS_PLUGIN, NMDnsPlugin))
#define NM_DNS_PLUGIN_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), NM_TYPE_DNS_PLUGIN, NMDnsPluginClass))
#define NM_IS_DNS_PLUGIN(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NM_TYPE_DNS_PLUGIN))
#define NM_IS_DNS_PLUGIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), NM_TYPE_DNS_PLUGIN))
#define NM_DNS_PLUGIN_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), NM_TYPE_DNS_PLUGIN, NMDnsPluginClass))
#define NM_DNS_PLUGIN_FAILED "failed"
#define NM_DNS_PLUGIN_CHILD_QUIT "child-quit"
struct _NMDnsPluginPrivate;
typedef struct {
GObject parent;
struct _NMDnsPluginPrivate *_priv;
} NMDnsPlugin;
typedef struct {
GObjectClass parent;
/* Methods */
/* Called when DNS information is changed. 'configs' is an array
* of pointers to NMDnsIPConfigData sorted by priority.
* 'global_config' is the optional global DNS
* configuration.
*/
gboolean (*update) (NMDnsPlugin *self,
const NMGlobalDnsConfig *global_config,
const CList *ip_config_lst_head,
const char *hostname);
/* Subclasses should override and return TRUE if they start a local
* caching nameserver that listens on localhost and would block any
* other local caching nameserver from operating.
*/
gboolean (*is_caching) (NMDnsPlugin *self);
/* Subclasses should override this and return their plugin name */
const char *(*get_name) (NMDnsPlugin *self);
/* Signals */
/* Emitted by the plugin base class when the nameserver subprocess
* quits. This signal is consumed by the plugin subclasses and not
* by NMDnsManager. If the subclass decides the exit status (as returned
* by waitpid(2)) is fatal it should then emit the 'failed' signal.
*/
void (*child_quit) (NMDnsPlugin *self, int status);
} NMDnsPluginClass;
GType nm_dns_plugin_get_type (void);
gboolean nm_dns_plugin_is_caching (NMDnsPlugin *self);
const char *nm_dns_plugin_get_name (NMDnsPlugin *self);
gboolean nm_dns_plugin_update (NMDnsPlugin *self,
const NMGlobalDnsConfig *global_config,
const CList *ip_config_lst_head,
const char *hostname);
void nm_dns_plugin_stop (NMDnsPlugin *self);
/* For subclasses/plugins */
/* Spawn a child process and watch for it to quit. 'argv' is the NULL-terminated
* argument vector to spawn the child with, where argv[0] is the full path to
* the child's executable. If 'pidfile' is given the process owning the PID
* contained in 'pidfile' will be killed if its command line matches 'kill_match'
* and the pidfile will be deleted.
*/
GPid nm_dns_plugin_child_spawn (NMDnsPlugin *self,
const char **argv,
const char *pidfile,
const char *kill_match);
GPid nm_dns_plugin_child_pid (NMDnsPlugin *self);
gboolean nm_dns_plugin_child_kill (NMDnsPlugin *self);
#endif /* __NETWORKMANAGER_DNS_PLUGIN_H__ */
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