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- /*
- * Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
- * The President and Fellows of Harvard College.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
- /*
- * Note: if the assumptions in the constants below are violated by
- * your system design, please change the values as necessary. Don't
- * change stuff in the .c files, or disable tests, without consulting
- * the course staff first.
- */
- #if defined(__mips__)
- #define KERN_PTR ((void *)0x80000000) /* addr within kernel */
- #define INVAL_PTR ((void *)0x40000000) /* addr not part of program */
- #else
- #error "Please fix this"
- #endif
- /*
- * We assume CLOSED_FD is a legal fd that won't be open when we're running.
- * CLOSED_FD+1 should also be legal and not open.
- */
- #define CLOSED_FD 10
- /* We assume IMPOSSIBLE_FD is a fd that is completely not allowed. */
- #define IMPOSSIBLE_FD 1234567890
- /* We assume this pid won't exist while we're running. Change as needed. */
- #define NONEXIST_PID 34000
- /* The symbolic error code for no such process (ESRCH in unix) */
- #ifdef ESRCH
- #define NOSUCHPID_ERROR ESRCH
- #else
- #define NOSUCHPID_ERROR EINVAL
- #endif
- /* An arbitrary process exit code that hopefully won't occur by accident */
- #define MAGIC_STATUS 107
- /* An ioctl that doesn't exist */
- #define NONEXIST_IOCTL 12345
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