mirror of
https://gitlab.freedesktop.org/NetworkManager/NetworkManager.git
synced 2026-01-08 07:10:23 +01:00
54119d4105
This is long replaced by nettools' n-dhcp4 client. Drop it. We still require NMDhcpSystemd for the DHCPv6 client. Note that "[main].dhcp=systemd" now falls back to the internal client. But this option was undocumented and internal anyway.
112 lines
2.7 KiB
C
112 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* Copyright (C) 2014 - 2016 Red Hat, Inc.
|
|
*/
|
|
|
|
#include "libnm-systemd-core/nm-default-systemd-core.h"
|
|
|
|
#include "nm-sd.h"
|
|
|
|
#include "sd-event.h"
|
|
|
|
/*****************************************************************************
|
|
* Integrating sd_event into glib. Taken and adjusted from
|
|
* https://www.freedesktop.org/software/systemd/man/sd_event_get_fd.html
|
|
*****************************************************************************/
|
|
|
|
typedef struct SDEventSource {
|
|
GSource source;
|
|
GPollFD pollfd;
|
|
sd_event *event;
|
|
} SDEventSource;
|
|
|
|
static gboolean
|
|
event_prepare(GSource *source, int *timeout_)
|
|
{
|
|
return sd_event_prepare(((SDEventSource *) source)->event) > 0;
|
|
}
|
|
|
|
static gboolean
|
|
event_check(GSource *source)
|
|
{
|
|
return sd_event_wait(((SDEventSource *) source)->event, 0) > 0;
|
|
}
|
|
|
|
static gboolean
|
|
event_dispatch(GSource *source, GSourceFunc callback, gpointer user_data)
|
|
{
|
|
return sd_event_dispatch(((SDEventSource *) source)->event) > 0;
|
|
}
|
|
|
|
static void
|
|
event_finalize(GSource *source)
|
|
{
|
|
SDEventSource *s = (SDEventSource *) source;
|
|
|
|
sd_event_unref(s->event);
|
|
}
|
|
|
|
static SDEventSource *
|
|
event_create_source(sd_event *event)
|
|
{
|
|
static const GSourceFuncs event_funcs = {
|
|
.prepare = event_prepare,
|
|
.check = event_check,
|
|
.dispatch = event_dispatch,
|
|
.finalize = event_finalize,
|
|
};
|
|
SDEventSource *source;
|
|
gboolean is_default_event = FALSE;
|
|
int r;
|
|
|
|
if (!event) {
|
|
is_default_event = TRUE;
|
|
r = sd_event_default(&event);
|
|
if (r < 0)
|
|
g_return_val_if_reached(NULL);
|
|
}
|
|
|
|
source = (SDEventSource *) g_source_new((GSourceFuncs *) &event_funcs, sizeof(SDEventSource));
|
|
|
|
source->event = is_default_event ? g_steal_pointer(&event) : sd_event_ref(event);
|
|
|
|
source->pollfd = (GPollFD){
|
|
.fd = sd_event_get_fd(source->event),
|
|
.events = G_IO_IN | G_IO_HUP | G_IO_ERR,
|
|
};
|
|
|
|
g_source_add_poll(&source->source, &source->pollfd);
|
|
|
|
return source;
|
|
}
|
|
|
|
static guint
|
|
event_attach(sd_event *event, GMainContext *context)
|
|
{
|
|
SDEventSource *source;
|
|
guint id;
|
|
|
|
source = event_create_source(event);
|
|
|
|
g_return_val_if_fail(source, 0);
|
|
|
|
id = g_source_attach((GSource *) source, context);
|
|
g_source_unref((GSource *) source);
|
|
|
|
nm_assert(id != 0);
|
|
return id;
|
|
}
|
|
|
|
guint
|
|
nm_sd_event_attach_default(void)
|
|
{
|
|
return event_attach(NULL, NULL);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
|
|
/* ensure that defines in nm-sd.h correspond to the internal defines. */
|
|
|
|
#include "nm-sd-adapt-core.h"
|
|
|
|
/*****************************************************************************/
|