130 lines
3.4 KiB
C
130 lines
3.4 KiB
C
#include "e.h"
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/* local function prototypes */
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static int _e_acpi_cb_server_del(void *data __UNUSED__, int type __UNUSED__, void *event);
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static int _e_acpi_cb_server_data(void *data __UNUSED__, int type __UNUSED__, void *event);
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static void _e_acpi_cb_event_free(void *data __UNUSED__, void *event);
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/* local variables */
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static Ecore_Con_Server *_e_acpid = NULL;
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static Eina_List *_e_acpid_hdls = NULL;
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/* public variables */
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EAPI int E_EVENT_ACPI_LID = 0;
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EAPI int E_EVENT_ACPI_BATTERY = 0;
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EAPI int E_EVENT_ACPI_BUTTON = 0;
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EAPI int E_EVENT_ACPI_SLEEP = 0;
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EAPI int E_EVENT_ACPI_WIFI = 0;
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/* public functions */
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EAPI int
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e_acpi_init(void)
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{
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E_EVENT_ACPI_LID = ecore_event_type_new();
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E_EVENT_ACPI_BATTERY = ecore_event_type_new();
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E_EVENT_ACPI_BUTTON = ecore_event_type_new();
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E_EVENT_ACPI_SLEEP = ecore_event_type_new();
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E_EVENT_ACPI_WIFI = ecore_event_type_new();
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/* check for running acpid */
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if (!ecore_file_exists("/var/run/acpid.socket")) return 1;
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/* try to connect to acpid socket */
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_e_acpid = ecore_con_server_connect(ECORE_CON_LOCAL_SYSTEM,
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"/var/run/acpid.socket", -1, NULL);
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if (!_e_acpid) return 1;
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/* setup handlers */
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_e_acpid_hdls =
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eina_list_append(_e_acpid_hdls,
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ecore_event_handler_add(ECORE_CON_EVENT_SERVER_DEL,
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_e_acpi_cb_server_del, NULL));
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_e_acpid_hdls =
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eina_list_append(_e_acpid_hdls,
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ecore_event_handler_add(ECORE_CON_EVENT_SERVER_DATA,
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_e_acpi_cb_server_data, NULL));
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return 1;
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}
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EAPI int
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e_acpi_shutdown(void)
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{
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Ecore_Event_Handler *hdl;
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/* cleanup event handlers */
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EINA_LIST_FREE(_e_acpid_hdls, hdl)
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ecore_event_handler_del(hdl);
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/* kill the server if existing */
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if (_e_acpid) ecore_con_server_del(_e_acpid);
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_e_acpid = NULL;
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return 1;
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}
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/* local functions */
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static int
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_e_acpi_cb_server_del(void *data __UNUSED__, int type __UNUSED__, void *event)
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{
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Ecore_Con_Event_Server_Del *ev;
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Ecore_Event_Handler *hdl;
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ev = event;
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if (ev->server != _e_acpid) return 1;
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/* cleanup event handlers */
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EINA_LIST_FREE(_e_acpid_hdls, hdl)
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ecore_event_handler_del(hdl);
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/* kill the server if existing */
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if (_e_acpid) ecore_con_server_del(_e_acpid);
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_e_acpid = NULL;
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return 1;
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}
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static int
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_e_acpi_cb_server_data(void *data __UNUSED__, int type __UNUSED__, void *event)
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{
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Ecore_Con_Event_Server_Data *ev;
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int res;
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ev = event;
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res = fwrite(ev->data, ev->size, 1, stdout);
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printf("\n");
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/* TODO: Need to parse this data and raise events according to
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* the type of acpi object. See ACPI notes below */
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/* raise the event
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E_Event_Acpi *acpi_event;
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acpi_event = E_NEW(E_Event_Acpi, 1);
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acpi_event->device = "battery";
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acpi_event->bus_id = "BAT0";
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acpi_event->event_type = "BATTERY_STATUS_CHANGED"; // make these standard E_ACPI enums
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acpi_event->event_data = 1; // change to something more meaningful
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ecore_event_add(E_EVENT_ACPI_LID, acpi_event, _e_acpi_cb_event_free, NULL);
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*/
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return 1;
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}
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static void
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_e_acpi_cb_event_free(void *data __UNUSED__, void *event)
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{
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E_FREE(event);
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}
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/* ACPI NOTES
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*
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* http://www.columbia.edu/~ariel/acpi/acpi_howto.txt (Section 6.4)
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*
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* Typical data looks like:
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* completed event "processor CPU0 00000080 00000004"
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* received event "ac_adapter AC 00000080 00000001"
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* received event "battery BAT0 00000080 00000001"
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* received event "button/power PBTN 00000080 00000001"
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*/
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