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1.1 root 1: /*
2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
7: * Reserved. This file contains Original Code and/or Modifications of
8: * Original Code as defined in and that are subject to the Apple Public
9: * Source License Version 1.1 (the "License"). You may not use this file
10: * except in compliance with the License. Please obtain a copy of the
11: * License at http://www.apple.com/publicsource and read it before using
12: * this file.
13: *
14: * The Original Code and all software distributed under the License are
15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the
19: * License for the specific language governing rights and limitations
20: * under the License.
21: *
22: * @APPLE_LICENSE_HEADER_END@
23: */
24: /*
25: * locktest.c - open device with specified access and locking, wait for user
26: * action before closing.
27: */
28:
29: #import <driverkit/IODevice.h>
30: #if IODEVICE_LOCKS
31:
32: #import <bsd/sys/types.h>
33: #import <driverkit/IOClient.h>
34: #import <ansi/stdio.h>
35: #import <bsd/libc.h>
36: #import "defaults.h"
37: #import "buflib.h"
38:
39: void usage(char **argv);
40: void exit(int exitcode);
41: char *gets(char *s);
42:
43: int main(int argc, char **argv) {
44:
45: char *hostname=HOST_DEFAULT;
46: char *devname=DEVICE_DEFAULT;
47: int arg;
48: char c[40];
49: id idClient;
50: IOReturn rtn;
51: int intentions;
52: char outstr[100];
53:
54: if(argc < 2)
55: usage(argv);
56:
57: /*
58: * Get standard defaults from environment or defaults.h
59: */
60: get_default_t("hostname", &hostname, HOST_DEFAULT);
61: get_default_t("devname", &devname, DEVICE_DEFAULT);
62:
63: switch(argv[1][0]) {
64: case 'r':
65: intentions = IO_INT_READ;
66: break;
67: case 'w':
68: intentions = IO_INT_WRITE;
69: break;
70: case 'a':
71: intentions = IO_INT_READ|IO_INT_WRITE;
72: break;
73: default:
74: usage(argv);
75: }
76: for(arg=2; arg<argc; arg++) {
77: char c;
78:
79: c = argv[arg][0];
80: switch(c) {
81: case 'h':
82: hostname = &argv[arg][2];
83: break;
84: case 'd':
85: devname = &argv[arg][2];
86: break;
87: case 'l':
88: switch(argv[arg][2]) {
89: case 'r':
90: intentions |= IO_INT_LOCK_READ;
91: break;
92: case 'w':
93: intentions |= IO_INT_LOCK_WRITE;
94: break;
95: case 'a':
96: intentions |=
97: (IO_INT_LOCK_READ | IO_INT_LOCK_WRITE);
98: break;
99: default:
100: usage(argv);
101: }
102: break;
103: case 'W':
104: intentions |= IO_INT_WAIT;
105: break;
106: default:
107: usage(argv);
108: }
109: }
110: rtn = [IOClient clientOpen:devname
111: hostName:hostname
112: intentions:intentions
113: idp:&idClient];
114: if(rtn) {
115: [IOClient ioError:rtn
116: logString:"ioOpen"
117: outString:outstr];
118: printf(outstr);
119: exit(1);
120: }
121: printf("\n...Device open; Hit CR to close: ");
122: gets(c);
123: rtn = [idClient ioClose];
124: if(rtn) {
125: [IOClient ioError:rtn
126: logString:"ioClose"
127: outString:outstr];
128: printf(outstr);
129: exit(1);
130: }
131: exit(0);
132:
133: } /* main() */
134:
135: void usage(char **argv) {
136: printf("usage: %s r|w|a [l=r|w|a] [W(ait)] [h=hostname] [d=devname]\n", argv[0]);
137: exit(1);
138: }
139:
140: #endif IODEVICE_LOCKS
141:
142:
143:
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