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c0be035d | 1 | /* SPDX-License-Identifier: MIT */ |
c609cb98 | 2 | |
c609cb98 | 3 | #include <stdlib.h> |
0760dfc6 ZJS |
4 | #include <glib.h> |
5 | #include <systemd/sd-event.h> | |
c609cb98 | 6 | |
c609cb98 | 7 | typedef struct SDEventSource { |
c0be035d ZJS |
8 | GSource source; |
9 | GPollFD pollfd; | |
10 | sd_event *event; | |
c609cb98 TG |
11 | } SDEventSource; |
12 | ||
13 | static gboolean event_prepare(GSource *source, gint *timeout_) { | |
c0be035d | 14 | return sd_event_prepare(((SDEventSource *)source)->event) > 0; |
c609cb98 TG |
15 | } |
16 | ||
17 | static gboolean event_check(GSource *source) { | |
c0be035d | 18 | return sd_event_wait(((SDEventSource *)source)->event, 0) > 0; |
c609cb98 TG |
19 | } |
20 | ||
21 | static gboolean event_dispatch(GSource *source, GSourceFunc callback, gpointer user_data) { | |
c0be035d | 22 | return sd_event_dispatch(((SDEventSource *)source)->event) > 0; |
c609cb98 TG |
23 | } |
24 | ||
25 | static void event_finalize(GSource *source) { | |
c0be035d | 26 | sd_event_unref(((SDEventSource *)source)->event); |
c609cb98 TG |
27 | } |
28 | ||
29 | static GSourceFuncs event_funcs = { | |
c0be035d ZJS |
30 | .prepare = event_prepare, |
31 | .check = event_check, | |
32 | .dispatch = event_dispatch, | |
33 | .finalize = event_finalize, | |
c609cb98 TG |
34 | }; |
35 | ||
36 | GSource *g_sd_event_create_source(sd_event *event) { | |
c0be035d | 37 | SDEventSource *source; |
c609cb98 | 38 | |
c0be035d | 39 | source = (SDEventSource *)g_source_new(&event_funcs, sizeof(SDEventSource)); |
c609cb98 | 40 | |
c0be035d ZJS |
41 | source->event = sd_event_ref(event); |
42 | source->pollfd.fd = sd_event_get_fd(event); | |
43 | source->pollfd.events = G_IO_IN | G_IO_HUP | G_IO_ERR; | |
c609cb98 | 44 | |
c0be035d | 45 | g_source_add_poll((GSource *)source, &source->pollfd); |
c609cb98 | 46 | |
c0be035d | 47 | return (GSource *)source; |
c609cb98 | 48 | } |