+++ /dev/null
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2014 David Herrmann <dh.herrmann@gmail.com>
-
- 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 <errno.h>
-#include <stdlib.h>
-#include "consoled.h"
-#include "grdev.h"
-#include "idev.h"
-#include "log.h"
-#include "sd-bus.h"
-#include "sd-event.h"
-#include "sd-login.h"
-#include "sysview.h"
-#include "unifont.h"
-#include "util.h"
-
-int manager_new(Manager **out) {
- _cleanup_(manager_freep) Manager *m = NULL;
- int r;
-
- assert(out);
-
- m = new0(Manager, 1);
- if (!m)
- return -ENOMEM;
-
- r = sd_event_default(&m->event);
- if (r < 0)
- return r;
-
- r = sd_event_set_watchdog(m->event, true);
- if (r < 0)
- return r;
-
- r = sigprocmask_many(SIG_BLOCK, SIGTERM, SIGQUIT, SIGINT, SIGWINCH, SIGCHLD, -1);
- if (r < 0)
- return r;
-
- r = sd_event_add_signal(m->event, NULL, SIGTERM, NULL, NULL);
- if (r < 0)
- return r;
-
- r = sd_event_add_signal(m->event, NULL, SIGQUIT, NULL, NULL);
- if (r < 0)
- return r;
-
- r = sd_event_add_signal(m->event, NULL, SIGINT, NULL, NULL);
- if (r < 0)
- return r;
-
- r = sd_bus_open_system(&m->sysbus);
- if (r < 0)
- return r;
-
- r = sd_bus_attach_event(m->sysbus, m->event, SD_EVENT_PRIORITY_NORMAL);
- if (r < 0)
- return r;
-
- r = unifont_new(&m->uf);
- if (r < 0)
- return r;
-
- r = sysview_context_new(&m->sysview,
- SYSVIEW_CONTEXT_SCAN_LOGIND |
- SYSVIEW_CONTEXT_SCAN_EVDEV |
- SYSVIEW_CONTEXT_SCAN_DRM,
- m->event,
- m->sysbus,
- NULL);
- if (r < 0)
- return r;
-
- r = grdev_context_new(&m->grdev, m->event, m->sysbus);
- if (r < 0)
- return r;
-
- r = idev_context_new(&m->idev, m->event, m->sysbus);
- if (r < 0)
- return r;
-
- *out = m;
- m = NULL;
- return 0;
-}
-
-Manager *manager_free(Manager *m) {
- if (!m)
- return NULL;
-
- assert(!m->workspace_list);
-
- m->idev = idev_context_unref(m->idev);
- m->grdev = grdev_context_unref(m->grdev);
- m->sysview = sysview_context_free(m->sysview);
- m->uf = unifont_unref(m->uf);
- m->sysbus = sd_bus_unref(m->sysbus);
- m->event = sd_event_unref(m->event);
- free(m);
-
- return NULL;
-}
-
-static int manager_sysview_session_filter(Manager *m, sysview_event *event) {
- const char *sid = event->session_filter.id;
- _cleanup_free_ char *desktop = NULL;
- int r;
-
- assert(sid);
-
- r = sd_session_get_desktop(sid, &desktop);
- if (r < 0)
- return 0;
-
- return streq(desktop, "systemd-console");
-}
-
-static int manager_sysview_session_add(Manager *m, sysview_event *event) {
- sysview_session *session = event->session_add.session;
- Session *s;
- int r;
-
- r = sysview_session_take_control(session);
- if (r < 0)
- return log_error_errno(r, "Cannot request session control on '%s': %m",
- sysview_session_get_name(session));
-
- r = session_new(&s, m, session);
- if (r < 0) {
- log_error_errno(r, "Cannot create session on '%s': %m",
- sysview_session_get_name(session));
- sysview_session_release_control(session);
- return r;
- }
-
- sysview_session_set_userdata(session, s);
-
- return 0;
-}
-
-static int manager_sysview_session_remove(Manager *m, sysview_event *event) {
- sysview_session *session = event->session_remove.session;
- Session *s;
-
- s = sysview_session_get_userdata(session);
- if (!s)
- return 0;
-
- session_free(s);
-
- return 0;
-}
-
-static int manager_sysview_session_attach(Manager *m, sysview_event *event) {
- sysview_session *session = event->session_attach.session;
- sysview_device *device = event->session_attach.device;
- Session *s;
-
- s = sysview_session_get_userdata(session);
- if (!s)
- return 0;
-
- session_add_device(s, device);
-
- return 0;
-}
-
-static int manager_sysview_session_detach(Manager *m, sysview_event *event) {
- sysview_session *session = event->session_detach.session;
- sysview_device *device = event->session_detach.device;
- Session *s;
-
- s = sysview_session_get_userdata(session);
- if (!s)
- return 0;
-
- session_remove_device(s, device);
-
- return 0;
-}
-
-static int manager_sysview_session_refresh(Manager *m, sysview_event *event) {
- sysview_session *session = event->session_refresh.session;
- sysview_device *device = event->session_refresh.device;
- struct udev_device *ud = event->session_refresh.ud;
- Session *s;
-
- s = sysview_session_get_userdata(session);
- if (!s)
- return 0;
-
- session_refresh_device(s, device, ud);
-
- return 0;
-}
-
-static int manager_sysview_session_control(Manager *m, sysview_event *event) {
- sysview_session *session = event->session_control.session;
- int error = event->session_control.error;
- Session *s;
-
- s = sysview_session_get_userdata(session);
- if (!s)
- return 0;
-
- if (error < 0) {
- log_error_errno(error, "Cannot take session control on '%s': %m",
- sysview_session_get_name(session));
- session_free(s);
- sysview_session_set_userdata(session, NULL);
- return error;
- }
-
- return 0;
-}
-
-static int manager_sysview_fn(sysview_context *sysview, void *userdata, sysview_event *event) {
- Manager *m = userdata;
- int r;
-
- assert(m);
-
- switch (event->type) {
- case SYSVIEW_EVENT_SESSION_FILTER:
- r = manager_sysview_session_filter(m, event);
- break;
- case SYSVIEW_EVENT_SESSION_ADD:
- r = manager_sysview_session_add(m, event);
- break;
- case SYSVIEW_EVENT_SESSION_REMOVE:
- r = manager_sysview_session_remove(m, event);
- break;
- case SYSVIEW_EVENT_SESSION_ATTACH:
- r = manager_sysview_session_attach(m, event);
- break;
- case SYSVIEW_EVENT_SESSION_DETACH:
- r = manager_sysview_session_detach(m, event);
- break;
- case SYSVIEW_EVENT_SESSION_REFRESH:
- r = manager_sysview_session_refresh(m, event);
- break;
- case SYSVIEW_EVENT_SESSION_CONTROL:
- r = manager_sysview_session_control(m, event);
- break;
- default:
- r = 0;
- break;
- }
-
- return r;
-}
-
-int manager_run(Manager *m) {
- int r;
-
- assert(m);
-
- r = sysview_context_start(m->sysview, manager_sysview_fn, m);
- if (r < 0)
- return r;
-
- r = sd_event_loop(m->event);
-
- sysview_context_stop(m->sysview);
- return r;
-}
~ianmdlvl / elogind.git / blobdiff