src/cx/allocator.h

Sun, 26 Sep 2021 14:45:42 +0200

author
Mike Becker <universe@uap-core.de>
date
Sun, 26 Sep 2021 14:45:42 +0200
changeset 423
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parent 419
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child 429
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permissions
-rw-r--r--

implement at least freeing the linked list container

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #ifndef UCX_ALLOCATOR_H
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30 #define UCX_ALLOCATOR_H
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31
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32 #include <stdlib.h>
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33
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34 #ifdef __cplusplus
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35 extern "C" {
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36 #endif
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37
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38 typedef struct {
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39 void *(*malloc)(void *data, size_t n);
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40 void *(*realloc)(void *data, void *mem, size_t n);
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41 void *(*calloc)(void *data, size_t nelem, size_t n);
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42 void(*free)(void *data, void *mem);
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43 } cx_allocator_class;
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44
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45 struct cx_allocator_s {
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46 cx_allocator_class *cl;
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47 void *data;
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48 };
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49 typedef struct cx_allocator_s *CxAllocator;
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50
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51 extern CxAllocator cxDefaultAllocator;
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52
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53 void *cxMalloc(CxAllocator allocator, size_t n);
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54
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55 void *cxRealloc(CxAllocator allocator, void *mem, size_t n);
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56
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57 int cxReallocate(CxAllocator allocator, void **mem, size_t n);
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58
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59 void *cxCalloc(CxAllocator allocator, size_t nelem, size_t n);
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60
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61 void cxFree(CxAllocator allocator, void *mem);
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62
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63 #ifdef __cplusplus
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64 } /* extern "C" */
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65 #endif
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66
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67 #endif /* UCX_ALLOCATOR_H */

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