#include?

#include?

#include?

#include?

#include?

#include?

#include?

#include?

#include?nk.h>

#include?

static?int?init_hotplug_sock（void）
{
????struct?sockaddr_nl?snl;
????const?int?buffersize?=?16?*?1024?*?1024;
????int?retval;

????memset（&snl?0x00?sizeof（struct?sockaddr_nl））;
????snl.nl_family?=?AF_NETlink;
????snl.nl_pid?=?getpid（）;
????snl.nl_groups?=?1;

????int?hotplug_sock?=?socket（PF_NETlink?SOCK_DGRAM?NETlink_Kobject_UEVENT）;
????if?（hotplug_sock?==?-1）?{
????????printf（“error?getting?socket:?%s“?strerror（errno））;
????????return?-1;
????}
????/*?set?receive
?????*?buffersize
?????*?*/
????setsockopt（hotplug_sock?SOL_SOCKET?SO_RCVBUFFORCE?&buffersize?sizeof（buffersize））;

????retval?=?bind（hotplug_sock?（struct?sockaddr?*）?&snl?sizeof（struct?sockaddr_nl））;
????if?（retval?????????printf（“bind?failed:?%s“?strerror（errno））;
????????close（hotplug_sock）;
????????hotplug_sock?=?-1;
????????return?-1;
????}
????return?hotplug_sock;
}

#define?UEVENT_BUFFER_SIZE??????2048

int?main（int?argc?char*?argv[]）
{

????int?hotplug_sock?=?init_hotplug_sock（）;

????while（1）
????{
????????char?buf[UEVENT_BUFFER_SIZE*2]?=?{0};
????????recv（hotplug_sock?&buf?sizeof（buf）?0）;?
????????printf（“%s\n“?buf）;
????}

????return?0;

}