77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
/*
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* Copyright (c) 2000-2001
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* The Regents of the University of California. All rights reserved.
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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 REGENTS 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 REGENTS 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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#ifndef ARRAY_H
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#define ARRAY_H
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/* A region-based growable array type */
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struct array;
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struct array *new_array(region r, size_t initialsize,
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size_t typesize, type_t typeinfo);
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void *array_extend(struct array *a, int by);
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void array_reset(struct array *a);
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size_t array_length(struct array *a);
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void *array_data(struct array *a);
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#define DECLARE_ARRAY(name, type) \
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typedef struct name ## _a *name; \
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name new_ ## name(region r, size_t initialsize); \
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type *name ## _extend(name a, int by); \
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void name ## _reset(name a); \
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size_t name ## _length(name a); \
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type *name ## _data(name a);
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#define DEFINE_ARRAY(name, type) \
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name new_ ## name(region r, size_t initialsize) \
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{ \
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return (name)new_array(r, initialsize, sizeof(type), rctypeof(type)); \
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} \
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type *name ## _extend(name a, int by) \
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{ \
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return array_extend((struct array *)a, by); \
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} \
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void name ## _reset(name a) \
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{ \
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return array_reset((struct array *)a); \
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} \
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size_t name ## _length(name a) \
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{ \
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return array_length((struct array *)a); \
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} \
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type *name ## _data(name a) \
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{ \
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return array_data((struct array *)a); \
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}
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#endif
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