Annotation of prex/usr/test/console/console.c, Revision 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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