servers/inet/generic/sr.h

   1 /*
   2 sr.h
   3
   4 Copyright 1995 Philip Homburg
   5 */
   6
   7 #ifndef SR_H
   8 #define SR_H
   9
  10 #define MAX_IOCTL_S     512
  11
  12 #define SR_CANCEL_IOCTL 1
  13 #define SR_CANCEL_READ  2
  14 #define SR_CANCEL_WRITE 3
  15
  16 #define SR_SELECT_READ          0x01
  17 #define SR_SELECT_WRITE         0x02
  18 #define SR_SELECT_EXCEPTION     0x04
  19 #define SR_SELECT_POLL          0x10
  20
  21 /* Forward struct declarations */
  22
  23 struct acc;
  24
  25 /* prototypes */
  26
  27 typedef int  (*sr_open_t) ARGS(( int port, int srfd,
  28         get_userdata_t get_userdata, put_userdata_t put_userdata,
  29         put_pkt_t put_pkt, select_res_t select_res ));
  30 typedef void (*sr_close_t) ARGS(( int fd ));
  31 typedef int (*sr_read_t) ARGS(( int fd, size_t count ));
  32 typedef int (*sr_write_t) ARGS(( int fd, size_t count ));
  33 typedef int  (*sr_ioctl_t) ARGS(( int fd, ioreq_t req ));
  34 typedef int  (*sr_cancel_t) ARGS(( int fd, int which_operation ));
  35 typedef int  (*sr_select_t) ARGS(( int fd, unsigned operations ));
  36
  37 void sr_init ARGS(( void  ));
  38 void sr_add_minor ARGS(( int minor, int port, sr_open_t openf,
  39         sr_close_t closef, sr_read_t sr_read, sr_write_t sr_write,
  40         sr_ioctl_t ioctlf, sr_cancel_t cancelf, sr_select_t selectf ));
  41
  42 #endif /* SR_H */
  43
  44 /* Track TCP connections back into sr (for lsof, identd, etc.) */
  45 EXTERN sr_cancel_t tcp_cancel_f;
  46
  47 /*
  48  * $PchId: sr.h,v 1.9 2005/06/28 14:19:51 philip Exp $
  49  */