***/
#include <inttypes.h>
+#include <libudev.h>
+#include <linux/input.h>
#include <stdbool.h>
#include <stdlib.h>
#include <systemd/sd-bus.h>
#include <systemd/sd-event.h>
#include <systemd/sd-login.h>
+#include <xkbcommon/xkbcommon.h>
#include "hashmap.h"
#include "idev.h"
#include "idev-internal.h"
#include "login-shared.h"
#include "macro.h"
-#include "set.h"
+#include "udev-util.h"
#include "util.h"
static void element_open(idev_element *e);
}
}
+static void element_resume(idev_element *e, int fd) {
+ assert(e);
+ assert(fd >= 0);
+
+ if (e->vtable->resume)
+ e->vtable->resume(e, fd);
+}
+
+static void element_pause(idev_element *e, const char *mode) {
+ assert(e);
+ assert(mode);
+
+ if (e->vtable->pause)
+ e->vtable->pause(e, mode);
+}
+
/*
* Sessions
*/
return hashmap_get(c->session_map, name);
}
+static int session_resume_device_fn(sd_bus *bus,
+ sd_bus_message *signal,
+ void *userdata,
+ sd_bus_error *ret_error) {
+ idev_session *s = userdata;
+ idev_element *e;
+ uint32_t major, minor;
+ int r, fd;
+
+ r = sd_bus_message_read(signal, "uuh", &major, &minor, &fd);
+ if (r < 0) {
+ log_debug("idev: %s: erroneous ResumeDevice signal", s->name);
+ return 0;
+ }
+
+ e = idev_find_evdev(s, makedev(major, minor));
+ if (!e)
+ return 0;
+
+ element_resume(e, fd);
+ return 0;
+}
+
+static int session_pause_device_fn(sd_bus *bus,
+ sd_bus_message *signal,
+ void *userdata,
+ sd_bus_error *ret_error) {
+ idev_session *s = userdata;
+ idev_element *e;
+ uint32_t major, minor;
+ const char *mode;
+ int r;
+
+ r = sd_bus_message_read(signal, "uus", &major, &minor, &mode);
+ if (r < 0) {
+ log_debug("idev: %s: erroneous PauseDevice signal", s->name);
+ return 0;
+ }
+
+ e = idev_find_evdev(s, makedev(major, minor));
+ if (!e)
+ return 0;
+
+ element_pause(e, mode);
+ return 0;
+}
+
+static int session_setup_bus(idev_session *s) {
+ _cleanup_free_ char *match = NULL;
+ int r;
+
+ if (!s->managed)
+ return 0;
+
+ match = strjoin("type='signal',"
+ "sender='org.freedesktop.login1',"
+ "interface='org.freedesktop.login1.Session',"
+ "member='ResumeDevice',"
+ "path='", s->path, "'",
+ NULL);
+ if (!match)
+ return -ENOMEM;
+
+ r = sd_bus_add_match(s->context->sysbus,
+ &s->slot_resume_device,
+ match,
+ session_resume_device_fn,
+ s);
+ if (r < 0)
+ return r;
+
+ free(match);
+ match = strjoin("type='signal',"
+ "sender='org.freedesktop.login1',"
+ "interface='org.freedesktop.login1.Session',"
+ "member='PauseDevice',"
+ "path='", s->path, "'",
+ NULL);
+ if (!match)
+ return -ENOMEM;
+
+ r = sd_bus_add_match(s->context->sysbus,
+ &s->slot_pause_device,
+ match,
+ session_pause_device_fn,
+ s);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
int idev_session_new(idev_session **out,
idev_context *c,
unsigned int flags,
return r;
}
- s->element_map = hashmap_new(string_hash_func, string_compare_func);
+ s->element_map = hashmap_new(&string_hash_ops);
if (!s->element_map)
return -ENOMEM;
- s->device_map = hashmap_new(string_hash_func, string_compare_func);
+ s->device_map = hashmap_new(&string_hash_ops);
if (!s->device_map)
return -ENOMEM;
+ r = session_setup_bus(s);
+ if (r < 0)
+ return r;
+
r = hashmap_put(c->session_map, s->name, s);
if (r < 0)
return r;
if (s->name)
hashmap_remove_value(s->context->session_map, s->name, s);
+ s->slot_pause_device = sd_bus_slot_unref(s->slot_pause_device);
+ s->slot_resume_device = sd_bus_slot_unref(s->slot_resume_device);
s->context = idev_context_unref(s->context);
hashmap_free(s->device_map);
hashmap_free(s->element_map);
}
}
+static int add_link(idev_element *e, idev_device *d) {
+ idev_link *l;
+
+ assert(e);
+ assert(d);
+
+ l = new0(idev_link, 1);
+ if (!l)
+ return -ENOMEM;
+
+ l->element = e;
+ l->device = d;
+ LIST_PREPEND(links_by_element, e->links, l);
+ LIST_PREPEND(links_by_device, d->links, l);
+ device_attach(d, l);
+
+ return 0;
+}
+
+static int guess_type(struct udev_device *d) {
+ const char *id_key;
+
+ id_key = udev_device_get_property_value(d, "ID_INPUT_KEY");
+ if (streq_ptr(id_key, "1"))
+ return IDEV_DEVICE_KEYBOARD;
+
+ return IDEV_DEVICE_CNT;
+}
+
+int idev_session_add_evdev(idev_session *s, struct udev_device *ud) {
+ idev_element *e;
+ idev_device *d;
+ dev_t devnum;
+ int r, type;
+
+ assert_return(s, -EINVAL);
+ assert_return(ud, -EINVAL);
+
+ devnum = udev_device_get_devnum(ud);
+ if (devnum == 0)
+ return 0;
+
+ e = idev_find_evdev(s, devnum);
+ if (e)
+ return 0;
+
+ r = idev_evdev_new(&e, s, ud);
+ if (r < 0)
+ return r;
+
+ r = session_add_element(s, e);
+ if (r != 0)
+ return r;
+
+ type = guess_type(ud);
+ if (type < 0)
+ return type;
+
+ switch (type) {
+ case IDEV_DEVICE_KEYBOARD:
+ d = idev_find_keyboard(s, e->name);
+ if (d) {
+ log_debug("idev: %s: keyboard for new evdev element '%s' already available",
+ s->name, e->name);
+ return 0;
+ }
+
+ r = idev_keyboard_new(&d, s, e->name);
+ if (r < 0)
+ return r;
+
+ r = add_link(e, d);
+ if (r < 0) {
+ idev_device_free(d);
+ return r;
+ }
+
+ return session_add_device(s, d);
+ default:
+ /* unknown elements are silently ignored */
+ return 0;
+ }
+}
+
+int idev_session_remove_evdev(idev_session *s, struct udev_device *ud) {
+ idev_element *e;
+ dev_t devnum;
+
+ assert(s);
+ assert(ud);
+
+ devnum = udev_device_get_devnum(ud);
+ if (devnum == 0)
+ return 0;
+
+ e = idev_find_evdev(s, devnum);
+ if (!e)
+ return 0;
+
+ return session_remove_element(s, e);
+}
+
/*
* Contexts
*/
if (sysbus)
c->sysbus = sd_bus_ref(sysbus);
- c->session_map = hashmap_new(string_hash_func, string_compare_func);
+ c->session_map = hashmap_new(&string_hash_ops);
if (!c->session_map)
return -ENOMEM;
- c->data_map = hashmap_new(string_hash_func, string_compare_func);
+ c->data_map = hashmap_new(&string_hash_ops);
if (!c->data_map)
return -ENOMEM;
~ianmdlvl / elogind.git / blobdiff