#include <sys/ioctl.h>
#include <unistd.h>
#include <linux/input.h>
-#include <sys/epoll.h>
+#include "sd-messages.h"
#include "conf-parser.h"
#include "util.h"
-#include "logind-button.h"
#include "special.h"
-#include "dbus-common.h"
-#include "sd-messages.h"
+#include "logind-button.h"
Button* button_new(Manager *m, const char *name) {
Button *b;
hashmap_remove(b->manager->buttons, b->name);
- if (b->fd >= 0) {
- hashmap_remove(b->manager->button_fds, INT_TO_PTR(b->fd + 1));
- assert_se(epoll_ctl(b->manager->epoll_fd, EPOLL_CTL_DEL, b->fd, NULL) == 0);
+ sd_event_source_unref(b->event_source);
+ if (b->fd >= 0) {
/* If the device has been unplugged close() returns
* ENODEV, let's ignore this, hence we don't use
* close_nointr_nofail() */
return 0;
}
-int button_open(Button *b) {
- char name[256], *p;
- struct epoll_event ev;
- int r;
-
- assert(b);
-
- if (b->fd >= 0) {
- close(b->fd);
- b->fd = -1;
- }
-
- p = strappend("/dev/input/", b->name);
- if (!p)
- return log_oom();
-
- b->fd = open(p, O_RDWR|O_CLOEXEC|O_NOCTTY|O_NONBLOCK);
- free(p);
- if (b->fd < 0) {
- log_warning("Failed to open %s: %m", b->name);
- return -errno;
- }
-
- if (ioctl(b->fd, EVIOCGNAME(sizeof(name)), name) < 0) {
- log_error("Failed to get input name: %m");
- r = -errno;
- goto fail;
- }
-
- zero(ev);
- ev.events = EPOLLIN;
- ev.data.u32 = FD_OTHER_BASE + b->fd;
-
- if (epoll_ctl(b->manager->epoll_fd, EPOLL_CTL_ADD, b->fd, &ev) < 0) {
- log_error("Failed to add to epoll: %m");
- r = -errno;
- goto fail;
- }
-
- r = hashmap_put(b->manager->button_fds, INT_TO_PTR(b->fd + 1), b);
- if (r < 0) {
- log_error("Failed to add to hash map: %s", strerror(-r));
- assert_se(epoll_ctl(b->manager->epoll_fd, EPOLL_CTL_DEL, b->fd, NULL) == 0);
- goto fail;
- }
-
- log_info("Watching system buttons on /dev/input/%s (%s)", b->name, name);
-
- return 0;
-
-fail:
- close(b->fd);
- b->fd = -1;
- return r;
-}
-
static int button_handle(
Button *b,
InhibitWhat inhibit_key,
* execute another one until the lid is opened/closed again */
b->lid_close_queued = false;
- return r;
+ return 0;
}
-int button_process(Button *b) {
+static int button_dispatch(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
+ Button *b = userdata;
struct input_event ev;
ssize_t l;
+ assert(s);
+ assert(fd == b->fd);
assert(b);
l = read(b->fd, &ev, sizeof(ev));
"MESSAGE=Power key pressed.",
MESSAGE_ID(SD_MESSAGE_POWER_KEY),
NULL);
- return button_handle(b, INHIBIT_HANDLE_POWER_KEY, b->manager->handle_power_key, b->manager->power_key_ignore_inhibited, true);
+
+ button_handle(b, INHIBIT_HANDLE_POWER_KEY, b->manager->handle_power_key, b->manager->power_key_ignore_inhibited, true);
+ break;
/* The kernel is a bit confused here:
"MESSAGE=Suspend key pressed.",
MESSAGE_ID(SD_MESSAGE_SUSPEND_KEY),
NULL);
- return button_handle(b, INHIBIT_HANDLE_SUSPEND_KEY, b->manager->handle_suspend_key, b->manager->suspend_key_ignore_inhibited, true);
+
+ button_handle(b, INHIBIT_HANDLE_SUSPEND_KEY, b->manager->handle_suspend_key, b->manager->suspend_key_ignore_inhibited, true);
+ break;
case KEY_SUSPEND:
log_struct(LOG_INFO,
"MESSAGE=Hibernate key pressed.",
MESSAGE_ID(SD_MESSAGE_HIBERNATE_KEY),
NULL);
- return button_handle(b, INHIBIT_HANDLE_HIBERNATE_KEY, b->manager->handle_hibernate_key, b->manager->hibernate_key_ignore_inhibited, true);
+
+ button_handle(b, INHIBIT_HANDLE_HIBERNATE_KEY, b->manager->handle_hibernate_key, b->manager->hibernate_key_ignore_inhibited, true);
+ break;
}
} else if (ev.type == EV_SW && ev.value > 0) {
- switch (ev.code) {
-
- case SW_LID:
+ if (ev.code == SW_LID) {
log_struct(LOG_INFO,
"MESSAGE=Lid closed.",
MESSAGE_ID(SD_MESSAGE_LID_CLOSED),
NULL);
- b->lid_close_queued = true;
- return button_handle(b, INHIBIT_HANDLE_LID_SWITCH, b->manager->handle_lid_switch, b->manager->lid_switch_ignore_inhibited, true);
+ b->lid_close_queued = true;
+ button_handle(b, INHIBIT_HANDLE_LID_SWITCH, b->manager->handle_lid_switch, b->manager->lid_switch_ignore_inhibited, true);
}
} else if (ev.type == EV_SW && ev.value == 0) {
- switch (ev.code) {
-
- case SW_LID:
+ if (ev.code == SW_LID) {
log_struct(LOG_INFO,
"MESSAGE=Lid opened.",
MESSAGE_ID(SD_MESSAGE_LID_OPENED),
NULL);
+
b->lid_close_queued = false;
- break;
}
}
return 0;
}
+int button_open(Button *b) {
+ char *p, name[256];
+ int r;
+
+ assert(b);
+
+ if (b->fd >= 0) {
+ close(b->fd);
+ b->fd = -1;
+ }
+
+ p = strappenda("/dev/input/", b->name);
+
+ b->fd = open(p, O_RDWR|O_CLOEXEC|O_NOCTTY|O_NONBLOCK);
+ if (b->fd < 0) {
+ log_warning("Failed to open %s: %m", b->name);
+ return -errno;
+ }
+
+ if (ioctl(b->fd, EVIOCGNAME(sizeof(name)), name) < 0) {
+ log_error("Failed to get input name: %m");
+ r = -errno;
+ goto fail;
+ }
+
+ r = sd_event_add_io(b->manager->event, b->fd, EPOLLIN, button_dispatch, b, &b->event_source);
+ if (r < 0) {
+ log_error("Failed to add button event: %s", strerror(-r));
+ goto fail;
+ }
+
+ log_info("Watching system buttons on /dev/input/%s (%s)", b->name, name);
+
+ return 0;
+
+fail:
+ close(b->fd);
+ b->fd = -1;
+ return r;
+}
+
int button_recheck(Button *b) {
assert(b);
~ianmdlvl / elogind.git / blobdiff