/*
 *
 * Whats needed?
 *
 *
 * fan_open() // returns file handle..
 * fan_mark(... foler)
 * fan_close(fh)
 *
 * // and a callback..
 
 * ?/ jsu tdo it as a vapi?
 * 
  * vapi example
 * https://github.com/apmasell/vapis/blob/master/transmission-2.0.vapi
 * https://wiki.gnome.org/Projects/Vala/ManualBindings
 */

[CCode (cheader_filename = "sys/fanotify.h", lower_case_cprefix = "fanotify_", cprefix = "FAN_")]
namespace Fanotify {

 
    [CCode (cname = "int", cprefix = "FAN_", has_type_id = false)]
    [Flags]
    public enum  EventType {
		ACCESS,
		MODIFY,
		ATTRIB,
		CLOSE_WRITE,
		CLOSE_NOWRITE,
		OPEN,
		MOVED_FROM,
		MOVED_TO,
		CREATE,
		DELETE,
		DELETE_SELF,
		MOVE_SELF,
		OPEN_EXEC,
		Q_OVERFLOW,
		FS_ERROR,
		OPEN_PERM,
		ACCESS_PERM,
		OPEN_EXEC_PERM,
		EVENT_ON_CHILD,
		RENAME,
		ONDIR,
		CLOSE,
		MOVE


    }
    [CCode (cname = "int", cprefix = "FAN_", has_type_id = false)]
    [Flags]
    public enum  InitFlag {
        CLOEXEC,
        NONBLOCK,
        CLASS_NOTIF,
        CLASS_CONTENT,
        CLASS_PRE_CONTENT,
		REPORT_FID,
        REPORT_DIR_FID,
        REPORT_NAME,
        REPORT_TARGET_FID
    }
	
    [CCode (cname = "int", cprefix = "FAN_MARK_", has_type_id = false)]
    [Flags]
    public enum  Mark {
	   ADD,
	   REMOVE,
	   DONT_FOLLOW,
	   ONLYDIR,
	   IGNORED_MASK,
	   IGNORED_SURV_MODIFY,
	   FLUSH,
	   EVICTABLE,
	   IGNORE,
	   
	   INODE,
	   MOUNT,
	   FILESYSTEM
   }
 
     
	[CCode (cname = "struct fanotify_event_metadata", has_destroy_function = false, has_copy_function = false, has_type_id = false)]
	public struct EventMetadata   {
		[CCode (cname = "event_len")]
        public uint32 event_len;
        
        [CCode (cname = "vers")]
        public uint8 vers;    

        [CCode (cname = "reserved")]
        public uint8 reserved;
            
        [CCode (cname = "metadata_len")]
        public uint16 metadata_len;
        
        [CCode (cname = "mask")]
        public uint64 mask;    
	
        [CCode (cname = "fd")]
        public uint32 fd;
        
        [CCode (cname = "pid")]
        public uint32 pid;    
	
    }
	[CCode (cname = "struct kernel_fsid_t", has_destroy_function = false, has_copy_function = false, has_type_id = false)]
	public struct KernelFsid   {
	    [CCode (cname = "val")]
        public int val[2];
    }
    
    [CCode (cname = "struct fanotify_event_info_header", has_destroy_function = false, has_copy_function = false, has_type_id = false)]
    public struct EventInfoHeader {
        [CCode (cname = "info_type")]
        public uint8 info_type;
        
       [CCode (cname = "pad")]
        public uint8 pad;
        
       [CCode (cname = "len")]
        public uint16  len;
    }

    [CCode (cname = "struct fanotify_event_info_fid", has_destroy_function = false, has_copy_function = false, has_type_id = false)]
    public struct EventInfoFid  {
        [CCode (cname = "hdr")]
        public EventInfoHeader hdr;
        [CCode (cname = "fsid")]
        public  KernelFsid fsid;
    
        [CCode (cname = "handle")]
        public uchar[] handle;
    }

	  
  
	[CCode (cname = "fanotify_init")]
	public int init (uint __flags, uint __event_f_flags);
    
    [CCode (cname = "fanotify_mark")]
    public int  mark (int __fanotify_fd, uint __flags, uint64 __mask, int __dfd, string __pathname);        

}