elput: Add API function to initialize and shutdown input devices

Signed-off-by: Chris Michael <cpmichael@osg.samsung.com>

src/Makefile_Elput.am

@@ -9,6 +9,7 @@ dist_installed_elputmainheaders_DATA = \
   lib/elput/Elput.h
 
 lib_elput_libelput_la_SOURCES = \
+lib/elput/elput_input.c \
 lib/elput/elput_logind.c \
 lib/elput/elput_manager.c \
 lib/elput/elput.c \

src/lib/elput/Elput.h

@@ -39,6 +39,7 @@ typedef struct _Elput_Manager Elput_Manager;
  *
  * @li @ref Elput_Init_Group
  * @li @ref Elput_Manager_Group
+ * @li @ref Elput_Input_Group
  *
  */
 
@@ -75,7 +76,6 @@ EAPI int elput_shutdown(void);
  *
  * Functions that deal with connecting, disconnecting, opening, closing
  * of input devices.
- *
  */
 
 /**
@@ -127,6 +127,35 @@ EAPI int elput_manager_open(Elput_Manager *manager, const char *path, int flags)
  */
 EAPI void elput_manager_close(Elput_Manager *manager, int fd);
 
+/**
+ * @defgroup Elput_Input_Group Elput input functions
+ *
+ * Functions that deal with setup of inputs
+ */
+
+/**
+ * Initialize input
+ *
+ * @param manager
+ * @param seat
+ *
+ * @return EINA_TRUE on success, EINA_FALSE on failure
+ *
+ * @ingroup Elput_Input_Group
+ * @since 1.18
+ */
+EAPI Eina_Bool elput_input_init(Elput_Manager *manager, const char *seat);
+
+/**
+ * Shutdown input
+ *
+ * @param manager
+ *
+ * @ingroup Elput_Input_Group
+ * @since 1.18
+ */
+EAPI void elput_input_shutdown(Elput_Manager *manager);
+
 # endif
 
 # undef EAPI

src/lib/elput/elput_input.c

@@ -0,0 +1,87 @@
+#include "elput_private.h"
+
+static int
+_cb_open_restricted(const char *path, int flags, void *data)
+{
+   Elput_Manager *em;
+
+   em = data;
+   return elput_manager_open(em, path, flags);
+}
+
+static void
+_cb_close_restricted(int fd, void *data)
+{
+   Elput_Manager *em;
+
+   em = data;
+   elput_manager_close(em, fd);
+}
+
+const struct libinput_interface _input_interface =
+{
+   _cb_open_restricted,
+   _cb_close_restricted,
+};
+
+static void
+_process_event(struct libinput_event *event)
+{
+   /* TODO */
+}
+
+static void
+_process_events(Elput_Input *ei)
+{
+   struct libinput_event *event;
+
+   while ((event = libinput_get_event(ei->lib)))
+     {
+        _process_event(event);
+        libinput_event_destroy(event);
+     }
+}
+
+EAPI Eina_Bool
+elput_input_init(Elput_Manager *manager, const char *seat)
+{
+   EINA_SAFETY_ON_NULL_RETURN_VAL(manager, EINA_FALSE);
+
+   memset(&manager->input, 0, sizeof(Elput_Input));
+
+   manager->input.lib =
+     libinput_udev_create_context(&_input_interface, manager, eeze_udev_get());
+   if (!manager->input.lib)
+     {
+        ERR("libinput could not create udev context");
+        goto udev_err;
+     }
+
+   if (libinput_udev_assign_seat(manager->input.lib, seat) != 0)
+     {
+        ERR("libinput could not assign udev seat");
+        goto seat_err;
+     }
+
+   _process_events(&manager->input);
+
+   /* TODO */
+
+   return EINA_TRUE;
+
+seat_err:
+   libinput_unref(manager->input.lib);
+udev_err:
+   return EINA_FALSE;
+}
+
+EAPI void
+elput_input_shutdown(Elput_Manager *manager)
+{
+   EINA_SAFETY_ON_NULL_RETURN(manager);
+   EINA_SAFETY_ON_NULL_RETURN(&manager->input);
+
+   /* TODO */
+
+   libinput_unref(manager->input.lib);
+}

src/lib/elput/elput_private.h

@@ -64,6 +64,17 @@ typedef struct _Elput_Interface
    void (*close)(Elput_Manager *manager, int fd);
 } Elput_Interface;
 
+typedef struct _Elput_Input
+{
+   struct libinput *lib;
+
+   Ecore_Fd_Handler *hdlr;
+
+   Eina_List *seats;
+
+   Eina_Bool suspended : 1;
+} Elput_Input;
+
 struct _Elput_Manager
 {
    Elput_Interface *interface;
@@ -80,6 +91,8 @@ struct _Elput_Manager
         Eldbus_Connection *conn;
      } dbus;
 
+   Elput_Input input;
+
    Eina_Bool sync : 1;
 };