minix/servers/inet/sr_int.h
David van Moolenbroek 6331e8f845 Retire the synchronous character driver protocol
- change all sync char drivers into async drivers;
- retire support for the sync protocol in libchardev;
- remove async dev style, as this is now the default;
- remove dev_status from VFS;
- clean up now-unused protocol messages.

Change-Id: I6aacff712292f6b29f2ccd51bc1e7d7003723e87
2014-02-18 11:25:02 +01:00

51 lines
1.1 KiB
C

/*
inet/sr_int.h
SR internals
Created: Aug 2004 by Philip Homburg <philip@f-mnx.phicoh.com>
*/
#define FD_NR (16*IP_PORT_MAX)
typedef struct sr_fd
{
int srf_flags;
int srf_fd;
int srf_port;
endpoint_t srf_select_proc;
sr_open_t srf_open;
sr_close_t srf_close;
sr_write_t srf_write;
sr_read_t srf_read;
sr_ioctl_t srf_ioctl;
sr_cancel_t srf_cancel;
sr_select_t srf_select;
mq_t *srf_ioctl_q, *srf_ioctl_q_tail;
mq_t *srf_read_q, *srf_read_q_tail;
mq_t *srf_write_q, *srf_write_q_tail;
event_t srf_ioctl_ev;
event_t srf_read_ev;
event_t srf_write_ev;
} sr_fd_t;
# define SFF_FREE 0x00
# define SFF_MINOR 0x01
# define SFF_INUSE 0x02
#define SFF_BUSY 0x1C
# define SFF_IOCTL_IP 0x04
# define SFF_READ_IP 0x08
# define SFF_WRITE_IP 0x10
#define SFF_SUSPENDED 0x1C0
# define SFF_IOCTL_SUSP 0x40
# define SFF_READ_SUSP 0x80
# define SFF_WRITE_SUSP 0x100
#define SFF_IOCTL_FIRST 0x200
#define SFF_READ_FIRST 0x400
#define SFF_WRITE_FIRST 0x800
EXTERN sr_fd_t sr_fd_table[FD_NR];
/*
* $PchId: sr_int.h,v 1.2 2005/06/28 14:28:17 philip Exp $
*/