1 #ifndef _DISK_H_
2 #define _DISK_H_ 1
3 #if defined(__cplusplus)
4 extern "C" { 
5 #endif
6 
7 
8 AUTOLIB(disk)
9 
10 #if 0
11 /* SCSI interface */
12 typedef struct Scsi Scsi;
13 struct Scsi {
14 	QLock	lk;
15 	char*	inquire;
16 	int	rawfd;
17 	int	nchange;
18 	ulong	changetime;
19 };
20 
21 enum {
22 	Sread = 0,
23 	Swrite,
24 	Snone,
25 };
26 
27 char*	scsierror(int, int);
28 int		scsicmd(Scsi*, uchar*, int, void*, int, int);
29 int		scsi(Scsi*, uchar*, int, void*, int, int);
30 Scsi*		openscsi(char*);
31 int		scsiready(Scsi*);
32 
33 extern int		scsiverbose;
34 #endif
35 
36 /* disk partition interface */
37 typedef struct Disk Disk;
38 struct Disk {
39 	char *prefix;
40 	char *part;
41 	int fd;
42 	int wfd;
43 	int ctlfd;
44 	int rdonly;
45 	int type;
46 
47 	vlong secs;
48 	vlong secsize;
49 	vlong size;
50 	vlong offset;	/* within larger disk, perhaps */
51 	int width;	/* of disk size in bytes as decimal string */
52 	int c;
53 	int h;
54 	int s;
55 	int chssrc;
56 };
57 
58 Disk*	opendisk(char*, int, int);
59 
60 enum {
61 	Tfile = 0,
62 	Tsd,
63 	Tfloppy,
64 
65 	Gpart = 0,	/* partition info source */
66 	Gdisk,
67 	Gguess
68 };
69 
70 /* proto file parsing */
71 typedef void Protoenum(char *new, char *old, Dir *d, void *a);
72 typedef void Protowarn(char *msg, void *a);
73 int rdproto(char*, char*, Protoenum*, Protowarn*, void*);
74 
75 #if defined(__cplusplus)
76 }
77 #endif
78 #endif