1 /*
2 * Copyright (C) 2000 David Elliott <dfe@infinite-internet.net>
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
17 */
18
19 #ifndef __WINESCSI_H__
20 #define __WINESCSI_H__
21
22 #ifdef linux
23 /* Copy of info from 2.2.x kernel */
24 #define SG_MAX_SENSE 16 /* too little, unlikely to change in 2.2.x */
25
26 #define SG_NEXT_CMD_LEN 0x2283 /* override SCSI command length with given
27 number on the next write() on this file descriptor */
28
29 struct sg_header
30 {
31 int pack_len; /* [o] reply_len (ie useless), ignored as input */
32 int reply_len; /* [i] max length of expected reply (inc. sg_header) */
33 int pack_id; /* [io] id number of packet (use ints >= 0) */
34 int result; /* [o] 0==ok, else (+ve) Unix errno (best ignored) */
35 unsigned int twelve_byte:1;
36 /* [i] Force 12 byte command length for group 6 & 7 commands */
37 unsigned int target_status:5; /* [o] scsi status from target */
38 unsigned int host_status:8; /* [o] host status (see "DID" codes) */
39 unsigned int driver_status:8; /* [o] driver status+suggestion */
40 unsigned int other_flags:10; /* unused */
41 unsigned char sense_buffer[SG_MAX_SENSE]; /* [o] Output in 3 cases:
42 when target_status is CHECK_CONDITION or
43 when target_status is COMMAND_TERMINATED or
44 when (driver_status & DRIVER_SENSE) is true. */
45 }; /* This structure is 36 bytes long on i386 */
46
47 #define SCSI_OFF sizeof(struct sg_header)
48
49 #define SG_SET_TIMEOUT 0x2201
50 #define SG_GET_TIMEOUT 0x2202
51 #define SCSI_DEFAULT_TIMEOUT 6000*5 /* 5 minutes */
52 #endif
53
54
55 /* RegKey used for SCSI info under HKLM */
56 #define KEYNAME_SCSI "HARDWARE\\DEVICEMAP\\Scsi\\Scsi Port %d\\Scsi Bus %d\\Target Id %d\\Logical Unit Id %d"
57
58 /* Function prototypes from dlls/wnaspi32/aspi.c */
59 void
60 SCSI_Init(void);
61
62 int
63 ASPI_GetNumControllers(void);
64
65 int
66 SCSI_OpenDevice( int h, int c, int t, int d );
67
68 int
69 SCSI_LinuxSetTimeout( int fd, int timeout );
70
71 #ifdef linux
72 BOOL
73 SCSI_LinuxDeviceIo( int fd,
74 struct sg_header * lpvInBuffer, DWORD cbInBuffer,
75 struct sg_header * lpvOutBuffer, DWORD cbOutBuffer,
76 LPDWORD lpcbBytesReturned );
77
78 void
79 SCSI_Fix_CMD_LEN( int fd, int cmd, int len );
80 #endif
81
82 DWORD
83 ASPI_GetHCforController( int controller );
84
85 /*** This is where we throw some miscellaneous crap ***/
86
87 #define ASPI_POSTING(prb) (prb->SRB_Flags & 0x1)
88
89 /* WNASPI32/WINASPI defs */
90 #define HOST_TO_TARGET(prb) (((prb->SRB_Flags>>3) & 0x3) == 0x2)
91 #define TARGET_TO_HOST(prb) (((prb->SRB_Flags>>3) & 0x3) == 0x1)
92 #define NO_DATA_TRANSFERRED(prb) (((prb->SRB_Flags>>3) & 0x3) == 0x3)
93
94
95 #define INQUIRY_VENDOR 8
96
97 #define MUSTEK_SCSI_AREA_AND_WINDOWS 0x04
98 #define MUSTEK_SCSI_READ_SCANNED_DATA 0x08
99 #define MUSTEK_SCSI_GET_IMAGE_STATUS 0x0f
100 #define MUSTEK_SCSI_ADF_AND_BACKTRACE 0x10
101 #define MUSTEK_SCSI_CCD_DISTANCE 0x11
102 #define MUSTEK_SCSI_START_STOP 0x1b
103
104
105 #define INQURIY_CMDLEN 6
106 #define INQURIY_REPLY_LEN 96
107 #define INQUIRY_VENDOR 8
108
109 #define SENSE_BUFFER(prb) (&prb->CDBByte[prb->SRB_CDBLen])
110
111 /* Just a container for seeing what devices are open */
112 struct ASPI_DEVICE_INFO {
113 struct ASPI_DEVICE_INFO * next;
114 int fd;
115 int hostId;
116 int target;
117 int lun;
118 };
119
120 typedef struct ASPI_DEVICE_INFO ASPI_DEVICE_INFO;
121
122 /*** End Miscellaneous crap ***/
123
124 #endif /* #ifndef __WINESCSI_H */
125
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