3886c4a8f2
The EIOProcess class was removed recently and it was the only other class which derived from Process. Since every Process invocation is also a LiveProcess invocation, it makes sense to simplify the organization by combining the fields from LiveProcess into Process.
121 lines
4.2 KiB
C++
121 lines
4.2 KiB
C++
/*
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* Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
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* All rights reserved.
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*
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* This software was developed by the University of Cambridge Computer
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* Laboratory as part of the CTSRD Project, with support from the UK Higher
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* Education Innovation Fund (HEIF).
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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 are
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* met: 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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* 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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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __FREEBSD_HH__
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#define __FREEBSD_HH__
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#include <string>
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#include "base/types.hh"
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#include "kern/operatingsystem.hh"
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class ThreadContext;
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class Process;
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///
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/// This class encapsulates the types, structures, constants,
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/// functions, and syscall-number mappings specific to the Alpha FreeBSD
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/// syscall interface.
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///
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class FreeBSD : public OperatingSystem
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{
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public:
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//@{
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/// Basic FreeBSD types.
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typedef uint64_t size_t;
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typedef uint64_t off_t;
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typedef int64_t time_t;
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typedef int64_t clock_t;
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typedef uint32_t uid_t;
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typedef uint32_t gid_t;
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//@}
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/// Clock ticks per second, for times().
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static const int M5_SC_CLK_TCK = 100;
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//@{
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/// ioctl() command codes.
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static const unsigned TGT_TIOCGETA = 0x402c7413;
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static const unsigned TGT_TIOCSETA = 0x802c7414;
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static const unsigned TGT_TIOCSETAW = 0x802c7415;
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static const unsigned TGT_FIONREAD = 0x4004667f;
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//@}
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/// Return true for the ioctl codes for which we return ENOTTY
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/// *without* printing a warning, since we know that ENOTTY is the
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/// correct thing to return (and not just a sign that we don't
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/// recognize the ioctl code.
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static bool
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isTtyReq(unsigned req)
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{
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switch (req) {
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case TGT_TIOCGETA:
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case TGT_TIOCSETA:
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case TGT_TIOCSETAW:
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case TGT_FIONREAD:
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return true;
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default:
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return false;
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}
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}
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/// Resource constants for getrlimit().
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static const unsigned TGT_RLIMIT_CPU = 0;
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static const unsigned TGT_RLIMIT_FSIZE = 1;
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static const unsigned TGT_RLIMIT_DATA = 2;
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static const unsigned TGT_RLIMIT_STACK = 3;
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static const unsigned TGT_RLIMIT_CORE = 4;
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static const unsigned TGT_RLIMIT_RSS = 5;
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static const unsigned TGT_RLIMIT_MEMLOCK = 6;
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static const unsigned TGT_RLIMIT_NPROC = 7;
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static const unsigned TGT_RLIMIT_NOFILE = 8;
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static const unsigned TGT_RLIMIT_SBSIZE = 9;
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static const unsigned TGT_RLIMIT_VMEM = 10;
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static const unsigned TGT_RLIMIT_AS = TGT_RLIMIT_VMEM;
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static const unsigned TGT_RLIMIT_NPTS = 11;
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static const unsigned TGT_RLIMIT_SWAP = 12;
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static const unsigned TGT_RLIMIT_KQUEUES = 13;
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/// For getrusage().
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static const int TGT_RUSAGE_SELF = 0;
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static const int TGT_RUSAGE_CHILDREN = -1;
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static const int TGT_RUSAGE_THREAD = 1;
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// for *at syscalls
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static const int TGT_AT_FDCWD = -100;
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}; // class FreeBSD
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#endif // __FREEBSD_HH__
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