Annotation of prex/usr/test/console/console.c, Revision 1.1.1.1
1.1 nbrk 1: /*
2: * Copyright (c) 2005, Kohsuke Ohtani
3: * All rights reserved.
4: *
5: * Redistribution and use in source and binary forms, with or without
6: * modification, are permitted provided that the following conditions
7: * are met:
8: * 1. Redistributions of source code must retain the above copyright
9: * notice, this list of conditions and the following disclaimer.
10: * 2. Redistributions in binary form must reproduce the above copyright
11: * notice, this list of conditions and the following disclaimer in the
12: * documentation and/or other materials provided with the distribution.
13: * 3. Neither the name of the author nor the names of any co-contributors
14: * may be used to endorse or promote products derived from this software
15: * without specific prior written permission.
16: *
17: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27: * SUCH DAMAGE.
28: */
29:
30: /*
31: * console.c - test program for console driver
32: */
33:
34: #include <prex/prex.h>
35: #include <string.h>
36:
37: int
38: main(int argc, char *argv[])
39: {
40: device_t console_dev;
41: char buf[] = "ABCDEFGHIJKLMN";
42: int i, err;
43: size_t len;
44:
45: sys_log("console test program\n");
46: err = device_open("console", 0, &console_dev);
47: if (err)
48: sys_log("device open err!\n");
49:
50: /*
51: * Display 'ABCDE'
52: */
53: len = 5;
54: device_write(console_dev, buf, &len, 0);
55:
56: /*
57: * Display 'AAAA...'
58: */
59: len = 1;
60: for (i = 0; i < 100; i++)
61: device_write(console_dev, buf, &len, 0);
62:
63: /*
64: * Try to pass invalid pointer.
65: * It will cause a fault, and get EFAULT.
66: */
67: sys_log("\ntest an invalid pointer.\n");
68: len = 100;
69: err = device_write(console_dev, 0, &len, 0);
70: if (err)
71: sys_log("OK!\n");
72: else
73: sys_log("Bad!\n");
74:
75: err = device_close(console_dev);
76: if (err)
77: sys_log("device close err!\n");
78:
79: sys_log("Completed\n");
80: return 0;
81: }
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