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Publish minor changes to readme and configure files in main directory. Main directory and code directory licence texts are now fully updated. Copied from Perforce Change: 196994
80 lines
3 KiB
C
80 lines
3 KiB
C
/* range.h: ADDRESS RANGE INTERFACE
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*
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* $Id$
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* Copyright (c) 2013-2020 Ravenbrook Limited. See end of file for license.
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*
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* .purpose: Representation of address ranges.
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*
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* .design: <design/range>
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*/
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#ifndef range_h
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#define range_h
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#include "mpmtypes.h"
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/* Prototypes */
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#define RangeBase(range) ((range)->base)
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#define RangeLimit(range) ((range)->limit)
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#define RangeSetBase(range, addr) BEGIN ((range)->base = (addr)); END
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#define RangeSetLimit(range, addr) BEGIN ((range)->limit = (addr)); END
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#define RangeSize(range) (AddrOffset(RangeBase(range), RangeLimit(range)))
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#define RangeContains(range, addr) ((range)->base <= (addr) && (addr) < (range)->limit)
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#define RangeIsEmpty(range) (RangeSize(range) == 0)
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extern void RangeInit(Range range, Addr base, Addr limit);
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extern void RangeInitSize(Range range, Addr base, Size size);
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extern void RangeFinish(Range range);
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extern Res RangeDescribe(Range range, mps_lib_FILE *stream, Count depth);
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extern Bool RangeCheck(Range range);
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extern Bool RangeIsAligned(Range range, Align align);
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extern Bool RangesOverlap(Range range1, Range range2);
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extern Bool RangesNest(Range outer, Range inner);
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extern Bool RangesEqual(Range range1, Range range2);
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extern Addr (RangeBase)(Range range);
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extern Addr (RangeLimit)(Range range);
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extern void (RangeSetBase)(Range range, Addr addr);
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extern void (RangeSetLimit)(Range range, Addr addr);
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extern Size (RangeSize)(Range range);
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extern void RangeCopy(Range to, Range from);
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/* RangeStruct -- address range */
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typedef struct RangeStruct {
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Addr base;
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Addr limit;
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} RangeStruct;
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#endif /* range_h */
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/* C. COPYRIGHT AND LICENSE
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*
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* Copyright (C) 2013-2020 Ravenbrook Limited <http://www.ravenbrook.com/>.
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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:
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*
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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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*
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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
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER 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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