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IO.H@ f40d52b

Last change on this file since f40d52b 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
10	struct 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
20	struct 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
29	struct 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
38	extern struct channel chantab[MAXCHAN]; /* defined in fsinit.c */
39	extern char Wrkbuf[BPSEC]; /* defined in fsinit.c */
40
41	#endif

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