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scsi_test

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SCSIFindDevicesMain.c

 

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akuker   Initial commit 2 Latest amendment: 2 on 2022-08-21

1 /*
2 File: SCSIFindDevicesMain.c
3
4 Contains: This sample shows how to locate all attached SCSI devices.
5
6 Written by: Martin Minow.
7
8 Copyright: Copyright © 1992-1999 by Apple Computer, Inc., All Rights Reserved.
9
10 You may incorporate this Apple sample source code into your program(s) without
11 restriction. This Apple sample source code has been provided "AS IS" and the
12 responsibility for its operation is yours. You are not permitted to redistribute
13 this Apple sample source code as "Apple sample source code" after having made
14 changes. If you're going to re-distribute the source, we require that you make
15 it clear in the source that the code was descended from Apple sample source
16 code, but that you've made changes.
17
18 Change History (most recent first):
19 7/14/1999 Karl Groethe Updated for Metrowerks Codewarror Pro 2.1
20
21
22 */
23 #include <Folders.h>
24 #include <Errors.h>
25 #include <stdio.h>
26 #ifdef THINK_C
27 #include <console.h>
28 #endif
29 #include "SCSIFindDevices.h"
30
31 SCSIFindDevicesRec gSCSIFindDevicesRec;
32
33 void
34 main(
35 #ifdef THINK_C
36 int argc,
37 char **argv
38 #endif
39 )
40 {
41 OSErr status;
42 int devicesFound;
43
44 #ifdef THINK_C
45 argc = ccommand(&argv);
46 #endif
47 /*
48 * Initialize the Find "global" area. If deviceID.bus is 0xFF, the
49 * find subroutine will initialize and return the first device.
50 * Set the maxLUN field to zero to prevent multiple LUN recognition
51 * or set it to seven to enable all LUNs.
52 */
53 gSCSIFindDevicesRec.deviceID.bus = 0xFF;
54 gSCSIFindDevicesRec.maxLUN = 7;
55 devicesFound = 0;
56 while ((status = SCSIFindNextDevice(&gSCSIFindDevicesRec)) == noErr) {
57 ++devicesFound;
58 if (gSCSIFindDevicesRec.isAsyncSCSIPresent) {
59 printf("%d.%d.%d \"%.8s\" \"%.16s\"\n",
60 (int) gSCSIFindDevicesRec.deviceID.bus,
61 (int) gSCSIFindDevicesRec.deviceID.targetID,
62 (int) gSCSIFindDevicesRec.deviceID.LUN,
63 gSCSIFindDevicesRec.inquiry.vendor,
64 gSCSIFindDevicesRec.inquiry.product
65 );
66 }
67 else {
68 printf("%d.%d \"%.8s\" \"%.16s\"\n",
69 (int) gSCSIFindDevicesRec.deviceID.targetID,
70 (int) gSCSIFindDevicesRec.deviceID.LUN,
71 gSCSIFindDevicesRec.inquiry.vendor,
72 gSCSIFindDevicesRec.inquiry.product
73 );
74 }
75 }
76 if (status == eofErr)
77 printf("Normal completion, %d devices found\n", devicesFound);
78 else {
79 printf("Failure: system error %d after finding %d devices\n",
80 (int) status,
81 devicesFound
82 );
83 }
84 if (gSCSIFindDevicesRec.isAsyncSCSIPresent)
85 printf("Using asynchronous SCSI Manager\n");
86 else {
87 printf("Using original SCSI Manager only\n");
88 }
89 }