1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/util_allocator.h Sun Sep 26 14:41:16 2021 +0200 1.3 @@ -0,0 +1,90 @@ 1.4 +/* 1.5 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. 1.6 + * 1.7 + * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. 1.8 + * 1.9 + * Redistribution and use in source and binary forms, with or without 1.10 + * modification, are permitted provided that the following conditions are met: 1.11 + * 1.12 + * 1. Redistributions of source code must retain the above copyright 1.13 + * notice, this list of conditions and the following disclaimer. 1.14 + * 1.15 + * 2. Redistributions in binary form must reproduce the above copyright 1.16 + * notice, this list of conditions and the following disclaimer in the 1.17 + * documentation and/or other materials provided with the distribution. 1.18 + * 1.19 + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 1.20 + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1.21 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1.22 + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 1.23 + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 1.24 + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 1.25 + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 1.26 + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 1.27 + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 1.28 + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 1.29 + * POSSIBILITY OF SUCH DAMAGE. 1.30 + */ 1.31 + 1.32 +#ifndef UCX_UTIL_ALLOCATOR_H 1.33 +#define UCX_UTIL_ALLOCATOR_H 1.34 + 1.35 +#include "cx/allocator.h" 1.36 + 1.37 +#ifdef __cplusplus 1.38 +extern "C" { 1.39 +#endif 1.40 + 1.41 +#define CX_TESTING_ALLOCATOR_MAX_LIVE 1024 1.42 + 1.43 +typedef struct { 1.44 + /** 1.45 + * Total number of all allocations (malloc, calloc, realloc). 1.46 + * A realloc() does only count when the memory has to be moved. 1.47 + */ 1.48 + int alloc_total; 1.49 + /** 1.50 + * Number of failed allocations (malloc, calloc, realloc). 1.51 + */ 1.52 + int alloc_failed; 1.53 + /** 1.54 + * Total number of freed pointers. 1.55 + * A reallocation also counts as a free when the memory has to be moved. 1.56 + */ 1.57 + int free_total; 1.58 + /** 1.59 + * Number of failed free invocations. 1.60 + * A free() is considered failed, if it has not been performed on tracked memory. 1.61 + */ 1.62 + int free_failed; 1.63 + /** 1.64 + * Number of memory blocks that are currently live (and tracked). 1.65 + * The maximum number of tracked blocks is defined in #CX_TESTING_ALLOCATOR_MAX_LIVE. 1.66 + */ 1.67 + int live; 1.68 + /** 1.69 + * The array of tracked memory blocks. 1.70 + */ 1.71 + void *tracked[CX_TESTING_ALLOCATOR_MAX_LIVE]; 1.72 +} cx_testing_allocator_s; 1.73 + 1.74 +extern CxAllocator cxTestingAllocator; 1.75 + 1.76 +/** 1.77 + * Resets the testing allocator information. 1.78 + * This function SHOULD be called prior to any use of this allocator. 1.79 + */ 1.80 +void cxTestingAllocatorReset(void); 1.81 + 1.82 +/** 1.83 + * Checks whether all allocated memory is properly freed and no failed (de)allocations happened. 1.84 + * 1.85 + * @return true on success, false if there was any problem 1.86 + */ 1.87 +int cxTestingAllocatorVerify(void); 1.88 + 1.89 +#ifdef __cplusplus 1.90 +}; /* extern "C" */ 1.91 +#endif 1.92 + 1.93 +#endif /* UCX_UTIL_ALLOCATOR_H */