source: buchla-68k/orig/lib/INCLUDE/IO.H@ eee74cd

Last change on this file since eee74cd was 3ae31e9, checked in by Thomas Lopatic <thomas@…>, 7 years ago

Imported original source code.

  • Property mode set to 100755
File size: 1.2 KB
Line 
1/*
2 ============================================================================
3 io.h -- Buchla 700 I/O library definitions
4 Version 12 -- 1987-09-25 -- D.N. Lynx Crowe
5 ============================================================================
6*/
7
8#include "fspars.h" /* file system parameters */
9
10struct channel { /* channel table entry */
11
12 char c_read; /* read routine index */
13 char c_write; /* write routine index */
14 char c_ioctl; /* ioctl routine index */
15 char c_seek; /* seek routine index */
16 int (*c_close)(); /* close function pointer */
17 io_arg c_arg; /* argument to channel driver */
18};
19
20struct device { /* device control structure */
21
22 char d_read; /* read routine code */
23 char d_write; /* write routine code */
24 char d_ioctl; /* ioctl routine code */
25 char d_seek; /* seek routine code */
26 int (*d_open)(); /* special open function */
27};
28
29struct devtabl { /* device table entry */
30
31 char *d_name; /* device name */
32 struct device *d_dev; /* pointer to device structure */
33 io_arg d_arg; /* argument to device driver */
34};
35
36#ifndef _FS_DEF_
37
38extern struct channel chantab[MAXCHAN]; /* defined in fsinit.c */
39extern char Wrkbuf[BPSEC]; /* defined in fsinit.c */
40
41#endif
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