legacy/experimental/ecdb/trunk/src/ecdb_hal.c

328 lines
8.7 KiB
C

/* vim: set sw=3 ts=3 sts=3 expandtab: */
#include "ecdb.h"
void _ecdb_hal_device_all_cb(void *data, void *reply_data, DBusError *error);
void _ecdb_hal_volume_all_cb(void *data, void *reply_data, DBusError *error);
void _ecdb_hal_device_handle(void *data, void *reply_data, DBusError *error);
void _ecdb_hal_volume_removed_cb(void *data, DBusMessage *msg);
void _ecdb_hal_volume_added_cb(void *data, DBusMessage *msg);
void _ecdb_hal_volume_prop_modified(void *data, DBusMessage *msg);
void _ecdb_hal_volume_cb(void *data, void *reply_data, DBusError *error);
void _ecdb_hal_volume_handle(void *data, void *reply_data, DBusError *error);
void _ecdb_hal_unmount_cb(void *data, void *reply_data, DBusError *error);
static void _ecdb_hal_volumes_init(void);
void
_ecdb_hal_device_handle(void *data, void *reply_data, DBusError *error)
{
E_Hal_Device_Get_All_Properties_Return *ret;
Eina_List *l;
Ecdb_Drive_Info *drive;
char *udi, *str;
int err = 0;
ret = reply_data;
udi = data;
if ((!ret) || (!udi))
{
EINA_ERROR_PWARN("NULL udi or reply!\n");
return;
}
if (dbus_error_is_set(error))
{
EINA_ERROR_PWARN("DBus error: %s %s\n", error->name, error->message);
dbus_error_free(error);
return;
}
str = e_hal_property_string_get(ret, "block.device", &err);
if (!str)
return;
if (!err)
{
EINA_LIST_FOREACH(em->drives, l, drive)
{
if (!strcmp(drive->location, str))
{
if (!ecdb_update_drive_info(drive, ret))
{
EINA_ERROR_PWARN("Couldn't update old drive info!\n");
}
ecdb_print_drive_info();
return;
}
}
/*
* Create the drive information here, as we will have already
* returned if it previously exists
*/
if (!ecdb_aquire_drive_info(ret, str, udi))
{
EINA_ERROR_PWARN("Couldn't create new drive info!\n");
return;
}
ecdb_print_drive_info();
/* Check to see if we have acquired all of the drives */
if (eina_list_count(em->drives) >= em->init_count)
{
em->init_count = 0;
_ecdb_hal_volumes_init();
}
}
}
void
_ecdb_hal_volume_removed_cb(void *data __UNUSED__, DBusMessage *msg)
{
DBusError err;
Eina_List *l;
Ecdb_Drive_Info *drive;
char *udi;
dbus_error_init(&err);
dbus_message_get_args(msg, &err, DBUS_TYPE_STRING, &udi,
DBUS_TYPE_INVALID);
EINA_LIST_FOREACH(em->drives, l, drive)
{
if (!strcmp(drive->disc_udi, udi))
{
drive->fresh_info = FALSE;
drive->status = 0;
FREE(drive->type);
}
}
}
void
_ecdb_hal_volume_added_cb(void *data __UNUSED__, DBusMessage *msg)
{
DBusError err;
char *udi;
dbus_error_init(&err);
dbus_message_get_args(msg, &err, DBUS_TYPE_STRING, &udi,
DBUS_TYPE_INVALID);
/* XXX Do something with the error above? */
e_hal_device_query_capability(em->conn, udi, "volume",
_ecdb_hal_volume_cb,
(void *)strdup(udi));
}
void
_ecdb_hal_volume_cb(void *data, void *reply_data, DBusError *error)
{
char *udi;
E_Hal_Device_Query_Capability_Return *ret;
udi = data;
ret = reply_data;
if (!ret)
{
EINA_ERROR_PWARN("No DBus data!\n");
return;
}
if (dbus_error_is_set(error))
{
EINA_ERROR_PWARN("DBus error: %s %s\n", error->name, error->message);
dbus_error_free(error);
return;
}
if (ret->boolean)
{
e_hal_device_get_all_properties(em->conn, udi, _ecdb_hal_volume_handle,
udi);
}
}
void
_ecdb_hal_device_all_cb(void *data __UNUSED__, void *reply_data,
DBusError *error)
{
char *udi;
Eina_List *l;
E_Hal_Manager_Find_Device_By_Capability_Return *ret;
ret = reply_data;
if ((!ret) || (!ret->strings))
{
EINA_ERROR_PWARN("No DBus data!\n");
return;
}
if (dbus_error_is_set(error))
{
EINA_ERROR_PWARN("DBus error: %s %s\n", error->name, error->message);
dbus_error_free(error);
return;
}
em->init_count = eina_list_count(ret->strings);
EINA_LIST_FOREACH(ret->strings, l, udi)
{
e_hal_device_get_all_properties(em->conn, udi, _ecdb_hal_device_handle,
(void *)strdup(udi));
}
}
int
ecdb_hal_init(void)
{
em->conn = e_dbus_bus_get(DBUS_BUS_SYSTEM);
if (!em->conn)
{
EINA_ERROR_PWARN("Error connecting to system bus!\n");
return 0;
}
e_hal_manager_find_device_by_capability(em->conn, "storage.cdrom",
_ecdb_hal_device_all_cb, NULL);
return 1;
}
void
ecdb_hal_shutdown(void)
{
e_dbus_signal_handler_del(em->conn, em->dev_added);
e_dbus_signal_handler_del(em->conn, em->dev_removed);
e_dbus_connection_close(em->conn);
}
void
ecdb_hal_request_unmount(Ecdb_Drive_Info *drive, E_DBus_Callback_Func cb,
void *data)
{
e_hal_device_volume_unmount(em->conn, drive->disc_udi, NULL,
cb, data);
}
static void
_ecdb_hal_volumes_init()
{
em->dev_added = e_dbus_signal_handler_add(em->conn, "org.freedesktop.Hal",
"/org/freedesktop/Hal/Manager",
"org.freedesktop.Hal.Manager",
"DeviceAdded",
_ecdb_hal_volume_added_cb, NULL);
em->dev_removed = e_dbus_signal_handler_add(em->conn,
"org.freedesktop.Hal",
"/org/freedesktop/Hal/Manager",
"org.freedesktop.Hal.Manager",
"DeviceRemoved",
_ecdb_hal_volume_removed_cb, NULL);
e_hal_manager_find_device_by_capability(em->conn, "volume.disc",
_ecdb_hal_volume_all_cb, NULL);
}
void
_ecdb_hal_volume_all_cb(void *data __UNUSED__, void *reply_data,
DBusError *error)
{
char *udi;
Eina_List *l;
E_Hal_Manager_Find_Device_By_Capability_Return *ret;
ret = reply_data;
if ((!ret) || (!ret->strings))
{
EINA_ERROR_PWARN("No DBus data!\n");
return;
}
if (dbus_error_is_set(error))
{
EINA_ERROR_PWARN("DBus error: %s %s\n", error->name, error->message);
dbus_error_free(error);
return;
}
EINA_LIST_FOREACH(ret->strings, l, udi)
{
e_hal_device_get_all_properties(em->conn, udi, _ecdb_hal_volume_handle,
(void *)strdup(udi));
}
}
void
_ecdb_hal_volume_handle(void *data, void *reply_data, DBusError *error)
{
E_Hal_Device_Get_All_Properties_Return *ret;
Ecdb_Drive_Info *drive;
Eina_List *l;
char *udi, *disc_udi;
int err;
ret = reply_data;
disc_udi = data;
if ((!ret) || (!disc_udi))
{
EINA_ERROR_PWARN("No DBus data or volume data!\n");
return;
}
if (dbus_error_is_set(error))
{
EINA_ERROR_PWARN("DBus error: %s %s\n", error->name, error->message);
dbus_error_free(error);
return;
}
/* Ignore volumes that are not discs */
if ((!e_hal_property_bool_get(ret, "volume.is_disc", &err)) || (err))
return;
/* Get the parent udi */
udi = e_hal_property_string_get(ret, "info.parent", NULL);
/* Find the drive this volume belongs to */
EINA_LIST_FOREACH(em->drives, l, drive)
{
if (!strcmp(udi, drive->udi))
{
drive->fresh_info = TRUE;
drive->disc_udi = disc_udi;
drive->capacity = e_hal_property_uint64_get(ret,
"volume.disc.capacity", NULL);
if (e_hal_property_bool_get(ret, "volume.disc.is_blank", NULL))
drive->status |= ECDB_DISC_BLANK;
if (e_hal_property_bool_get(ret, "volume.disc.is_appendable", NULL))
drive->status |= ECDB_DISC_APPENDABLE;
if (e_hal_property_bool_get(ret, "volume.disc.is_rewritable", NULL))
drive->status |= ECDB_DISC_REWRITABLE;
drive->type = e_hal_property_string_get(ret, "volume.disc.type",
NULL);
/* Also refresh the drive, for write speeds */
e_hal_device_get_all_properties(em->conn, udi,
_ecdb_hal_device_handle, udi);
break;
}
}
FREE(udi);
}