1 /* 2 * This file is auto-generated. Modifications will be lost. 3 * 4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5 * for more information. 6 */ 7 #ifndef _UAPI_LINUX_WATCH_QUEUE_H 8 #define _UAPI_LINUX_WATCH_QUEUE_H 9 #include <linux/types.h> 10 #include <linux/fcntl.h> 11 #include <linux/ioctl.h> 12 #define O_NOTIFICATION_PIPE O_EXCL 13 #define IOC_WATCH_QUEUE_SET_SIZE _IO('W', 0x60) 14 #define IOC_WATCH_QUEUE_SET_FILTER _IO('W', 0x61) 15 enum watch_notification_type { 16 WATCH_TYPE_META = 0, 17 WATCH_TYPE_KEY_NOTIFY = 1, 18 WATCH_TYPE__NR = 2 19 }; 20 enum watch_meta_notification_subtype { 21 WATCH_META_REMOVAL_NOTIFICATION = 0, 22 WATCH_META_LOSS_NOTIFICATION = 1, 23 }; 24 struct watch_notification { 25 __u32 type : 24; 26 __u32 subtype : 8; 27 __u32 info; 28 #define WATCH_INFO_LENGTH 0x0000007f 29 #define WATCH_INFO_LENGTH__SHIFT 0 30 #define WATCH_INFO_ID 0x0000ff00 31 #define WATCH_INFO_ID__SHIFT 8 32 #define WATCH_INFO_TYPE_INFO 0xffff0000 33 #define WATCH_INFO_TYPE_INFO__SHIFT 16 34 #define WATCH_INFO_FLAG_0 0x00010000 35 #define WATCH_INFO_FLAG_1 0x00020000 36 #define WATCH_INFO_FLAG_2 0x00040000 37 #define WATCH_INFO_FLAG_3 0x00080000 38 #define WATCH_INFO_FLAG_4 0x00100000 39 #define WATCH_INFO_FLAG_5 0x00200000 40 #define WATCH_INFO_FLAG_6 0x00400000 41 #define WATCH_INFO_FLAG_7 0x00800000 42 }; 43 struct watch_notification_type_filter { 44 __u32 type; 45 __u32 info_filter; 46 __u32 info_mask; 47 __u32 subtype_filter[8]; 48 }; 49 struct watch_notification_filter { 50 __u32 nr_filters; 51 __u32 __reserved; 52 struct watch_notification_type_filter filters[]; 53 }; 54 struct watch_notification_removal { 55 struct watch_notification watch; 56 __u64 id; 57 }; 58 enum key_notification_subtype { 59 NOTIFY_KEY_INSTANTIATED = 0, 60 NOTIFY_KEY_UPDATED = 1, 61 NOTIFY_KEY_LINKED = 2, 62 NOTIFY_KEY_UNLINKED = 3, 63 NOTIFY_KEY_CLEARED = 4, 64 NOTIFY_KEY_REVOKED = 5, 65 NOTIFY_KEY_INVALIDATED = 6, 66 NOTIFY_KEY_SETATTR = 7, 67 }; 68 struct key_notification { 69 struct watch_notification watch; 70 __u32 key_id; 71 __u32 aux; 72 }; 73 #endif 74