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-rw-r--r--src/login/logind-button.c322
1 files changed, 0 insertions, 322 deletions
diff --git a/src/login/logind-button.c b/src/login/logind-button.c
deleted file mode 100644
index 8bbd731ae4..0000000000
--- a/src/login/logind-button.c
+++ /dev/null
@@ -1,322 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2012 Lennart Poettering
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <assert.h>
-#include <string.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <unistd.h>
-#include <linux/input.h>
-#include <sys/epoll.h>
-
-#include "conf-parser.h"
-#include "util.h"
-#include "logind-button.h"
-#include "special.h"
-#include "dbus-common.h"
-
-Button* button_new(Manager *m, const char *name) {
- Button *b;
-
- assert(m);
- assert(name);
-
- b = new0(Button, 1);
- if (!b)
- return NULL;
-
- b->name = strdup(name);
- if (!b->name) {
- free(b);
- return NULL;
- }
-
- if (hashmap_put(m->buttons, b->name, b) < 0) {
- free(b->name);
- free(b);
- return NULL;
- }
-
- b->manager = m;
- b->fd = -1;
-
- return b;
-}
-
-void button_free(Button *b) {
- assert(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);
- close_nointr_nofail(b->fd);
- }
-
- free(b->name);
- free(b->seat);
- free(b);
-}
-
-int button_set_seat(Button *b, const char *sn) {
- char *s;
-
- assert(b);
- assert(sn);
-
- s = strdup(sn);
- if (!s)
- return -ENOMEM;
-
- free(b->seat);
- b->seat = s;
-
- return 0;
-}
-
-int button_open(Button *b) {
- char name[256], *p;
- struct epoll_event ev;
- int r;
-
- assert(b);
-
- if (b->fd >= 0) {
- close_nointr_nofail(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_nointr_nofail(b->fd);
- b->fd = -1;
- return r;
-}
-
-static int button_handle(
- Button *b,
- InhibitWhat inhibit_key,
- HandleButton handle,
- bool ignore_inhibited,
- bool is_edge) {
-
- static const char * const message_table[_HANDLE_BUTTON_MAX] = {
- [HANDLE_POWEROFF] = "Powering Off...",
- [HANDLE_REBOOT] = "Rebooting...",
- [HANDLE_HALT] = "Halting...",
- [HANDLE_KEXEC] = "Rebooting via kexec...",
- [HANDLE_SUSPEND] = "Suspending...",
- [HANDLE_HIBERNATE] = "Hibernating...",
- [HANDLE_HYBRID_SLEEP] = "Hibernating and suspending..."
- };
-
- static const char * const target_table[_HANDLE_BUTTON_MAX] = {
- [HANDLE_POWEROFF] = SPECIAL_POWEROFF_TARGET,
- [HANDLE_REBOOT] = SPECIAL_REBOOT_TARGET,
- [HANDLE_HALT] = SPECIAL_HALT_TARGET,
- [HANDLE_KEXEC] = SPECIAL_KEXEC_TARGET,
- [HANDLE_SUSPEND] = SPECIAL_SUSPEND_TARGET,
- [HANDLE_HIBERNATE] = SPECIAL_HIBERNATE_TARGET,
- [HANDLE_HYBRID_SLEEP] = SPECIAL_HYBRID_SLEEP_TARGET
- };
-
- DBusError error;
- int r;
- InhibitWhat inhibit_operation;
-
- assert(b);
-
- /* If the key handling is turned off, don't do anything */
- if (handle == HANDLE_IGNORE) {
- log_debug("Refusing key handling, as it is turned off.");
- return 0;
- }
-
- /* If the key handling is inhibited, don't do anything */
- if (manager_is_inhibited(b->manager, inhibit_key, INHIBIT_BLOCK, NULL, true, false, 0)) {
- log_debug("Refusing key handling, %s is inhibited.", inhibit_what_to_string(inhibit_key));
- return 0;
- }
-
- /* Locking is handled differently from the rest. */
- if (handle == HANDLE_LOCK) {
- log_info("Locking sessions...");
- session_send_lock_all(b->manager, true);
- return 1;
- }
-
- inhibit_operation = handle == HANDLE_SUSPEND || handle == HANDLE_HIBERNATE || handle == HANDLE_HYBRID_SLEEP ? INHIBIT_SLEEP : INHIBIT_SHUTDOWN;
-
- /* If the actual operation is inhibited, warn and fail */
- if (!ignore_inhibited &&
- manager_is_inhibited(b->manager, inhibit_operation, INHIBIT_BLOCK, NULL, false, false, 0)) {
-
-
- /* If this is just a recheck of the lid switch then don't warn about anything */
- if (!is_edge) {
- log_debug("Refusing operation, %s is inhibited.", inhibit_what_to_string(inhibit_operation));
- return 0;
- }
-
- log_error("Refusing operation, %s is inhibited.", inhibit_what_to_string(inhibit_operation));
- warn_melody();
- return -EPERM;
- }
-
- log_info("%s", message_table[handle]);
-
- /* We are executing the operation, so make sure we don't
- * execute another one until the lid is opened/closed again */
- b->lid_close_queued = false;
-
- dbus_error_init(&error);
- r = bus_manager_shutdown_or_sleep_now_or_later(b->manager, target_table[handle], inhibit_operation, &error);
- if (r < 0) {
- log_error("Failed to execute operation: %s", bus_error_message(&error));
- dbus_error_free(&error);
- return r;
- }
-
- return 1;
-}
-
-int button_process(Button *b) {
- struct input_event ev;
- ssize_t l;
-
- assert(b);
-
- l = read(b->fd, &ev, sizeof(ev));
- if (l < 0)
- return errno != EAGAIN ? -errno : 0;
- if ((size_t) l < sizeof(ev))
- return -EIO;
-
- if (ev.type == EV_KEY && ev.value > 0) {
-
- switch (ev.code) {
-
- case KEY_POWER:
- case KEY_POWER2:
- log_info("Power key pressed.");
- return button_handle(b, INHIBIT_HANDLE_POWER_KEY, b->manager->handle_power_key, b->manager->power_key_ignore_inhibited, true);
-
- /* The kernel is a bit confused here:
-
- KEY_SLEEP = suspend-to-ram, which everybody else calls "suspend"
- KEY_SUSPEND = suspend-to-disk, which everybody else calls "hibernate"
- */
-
- case KEY_SLEEP:
- log_info("Suspend key pressed.");
- return button_handle(b, INHIBIT_HANDLE_SUSPEND_KEY, b->manager->handle_suspend_key, b->manager->suspend_key_ignore_inhibited, true);
-
- case KEY_SUSPEND:
- log_info("Hibernate key pressed.");
- return button_handle(b, INHIBIT_HANDLE_HIBERNATE_KEY, b->manager->handle_hibernate_key, b->manager->hibernate_key_ignore_inhibited, true);
- }
-
- } else if (ev.type == EV_SW && ev.value > 0) {
-
- switch (ev.code) {
-
- case SW_LID:
- log_info("Lid closed.");
- 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);
- }
-
- } else if (ev.type == EV_SW && ev.value == 0) {
-
- switch (ev.code) {
-
- case SW_LID:
- log_info("Lid opened.");
- b->lid_close_queued = false;
- break;
- }
- }
-
- return 0;
-}
-
-int button_recheck(Button *b) {
- assert(b);
-
- if (!b->lid_close_queued)
- return 0;
-
- return button_handle(b, INHIBIT_HANDLE_LID_SWITCH, b->manager->handle_lid_switch, b->manager->lid_switch_ignore_inhibited, false);
-}
-
-static const char* const handle_button_table[_HANDLE_BUTTON_MAX] = {
- [HANDLE_IGNORE] = "ignore",
- [HANDLE_POWEROFF] = "poweroff",
- [HANDLE_REBOOT] = "reboot",
- [HANDLE_HALT] = "halt",
- [HANDLE_KEXEC] = "kexec",
- [HANDLE_SUSPEND] = "suspend",
- [HANDLE_HIBERNATE] = "hibernate",
- [HANDLE_HYBRID_SLEEP] = "hybrid-sleep",
- [HANDLE_LOCK] = "lock"
-};
-DEFINE_STRING_TABLE_LOOKUP(handle_button, HandleButton);
-DEFINE_CONFIG_PARSE_ENUM(config_parse_handle_button, handle_button, HandleButton, "Failed to parse handle button setting");
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-23 05:31:17 +0000