122 lines
3.3 KiB
C
122 lines
3.3 KiB
C
/*
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* Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
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* The President and Fellows of Harvard College.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* ioctl
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*/
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <errno.h>
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#include "config.h"
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#include "test.h"
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static
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int
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one_ioctl_badbuf(int fd, int code, const char *codename,
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void *ptr, const char *ptrdesc)
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{
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int rv;
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int result;
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report_begin("ioctl %s with %s", codename, ptrdesc);
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rv = ioctl(fd, code, ptr);
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result = report_check(rv, errno, EFAULT);
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return result;
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}
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static
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int
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any_ioctl_badbuf(int fd, int code, const char *codename)
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{
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int result;
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result = one_ioctl_badbuf(fd, code, codename, NULL, "NULL pointer");
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result |= one_ioctl_badbuf(fd, code, codename, INVAL_PTR, "invalid pointer");
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result |= one_ioctl_badbuf(fd, code, codename, KERN_PTR, "kernel pointer");
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return result;
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}
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#define IOCTL(fd, sym) any_ioctl_badbuf(fd, sym, #sym)
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static
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int
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ioctl_badbuf(void)
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{
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/*
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* Since we don't actually define any ioctls, this code won't
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* actually run. But if you do define ioctls, turn these tests
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* on for those that actually use the data buffer argument for
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* anything.
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*/
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/* IOCTL(STDIN_FILENO, TIOCGETA); */
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/* suppress gcc warning */
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(void)any_ioctl_badbuf;
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return 0;
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}
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static
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int
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ioctl_badcode(void)
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{
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int rv;
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int result;
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report_begin("invalid ioctl");
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rv = ioctl(STDIN_FILENO, NONEXIST_IOCTL, NULL);
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result = report_check(rv, errno, EIOCTL);
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return result;
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}
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void
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test_ioctl(void)
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{
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int ntests = 0, lost_points = 0;
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int result;
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test_ioctl_fd(&ntests, &lost_points);
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/* Since we don't actually define any ioctls, this is not meaningful */
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ntests++;
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result = ioctl_badcode();
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handle_result(result, &lost_points);
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ntests++;
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result = ioctl_badbuf();
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handle_result(result, &lost_points);
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if(!lost_points)
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success(TEST161_SUCCESS, SECRET, "/testbin/badcall");
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}
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