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#include "up-apm-native.h"
#include "up-native.h"
#include <sys/param.h>
#include <sys/sensors.h>
#include <sys/sysctl.h>
#include <errno.h>
/* XXX why does this macro needs to be in the .c ? */
G_DEFINE_TYPE (UpApmNative, up_apm_native, G_TYPE_OBJECT)
static void
up_apm_native_class_init (UpApmNativeClass *klass)
{
}
static void
up_apm_native_init (UpApmNative *self)
{
self->path = "empty";
}
UpApmNative *
up_apm_native_new(const gchar * path)
{
UpApmNative *native;
native = UP_APM_NATIVE (g_object_new (UP_TYPE_APM_NATIVE, NULL));
native->path = g_strdup(path);
return native;
}
const gchar *
up_apm_native_get_path(UpApmNative * native)
{
return native->path;
}
/**
* up_native_get_native_path:
* @object: the native tracking object
*
* This converts a GObject used as the device data into a native path.
*
* Return value: The native path for the device which is unique, e.g. "/sys/class/power/BAT1"
**/
const gchar *
up_native_get_native_path (GObject *object)
{
return up_apm_native_get_path (UP_APM_NATIVE (object));
}
/**
* detect if we are on a desktop system or a laptop
* heuristic : laptop if sysctl hw.acpiac0 is present (TODO) or if apm acstate != APM_AC_UNKNOWN
*/
gboolean
up_native_is_laptop()
{
int apm_fd;
struct apm_power_info bstate;
if (up_native_has_sensor("acpiac0"))
return TRUE;
if ((apm_fd = open("/dev/apm", O_RDONLY)) == -1) {
if (errno != ENXIO && errno != ENOENT)
g_error("cannot open device file");
}
if (-1 == ioctl(apm_fd, APM_IOC_GETPOWER, &bstate))
g_error("ioctl on fd %d failed : %s", apm_fd, g_strerror(errno));
close(apm_fd);
return bstate.ac_state != APM_AC_UNKNOWN;
}
/**
* detect if a sensordev is present by its xname (acpibatX/acpiacX)
*/
gboolean
up_native_has_sensor(const char * id)
{
int devn;
struct sensordev snsrdev;
size_t sdlen = sizeof(snsrdev);
int mib[] = {CTL_HW, HW_SENSORS, 0, 0 ,0};
for (devn = 0 ; ; devn++) {
mib[2] = devn;
if (sysctl(mib, 3, &snsrdev, &sdlen, NULL, 0) == -1) {
if (errno == ENXIO)
continue;
if (errno == ENOENT)
break;
}
if (!strcmp(snsrdev.xname, id))
return TRUE;
}
return FALSE;
}
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