src/array.c

Sun, 29 Dec 2019 12:52:56 +0100

author
Mike Becker <universe@uap-core.de>
date
Sun, 29 Dec 2019 12:52:56 +0100
changeset 380
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parent 369
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child 384
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permissions
-rw-r--r--

fixes another leak in string replace function

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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 2019 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 #define _GNU_SOURCE /* we want to use qsort_r(), if available */
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30 #define __STDC_WANT_LIB_EXT1__ 1 /* use qsort_s, if available */
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31
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32
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33 #include "ucx/array.h"
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34 #include "ucx/utils.h"
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35
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36 #include <string.h>
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37 #include <stdlib.h>
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38 #include <errno.h>
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39
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40 #ifndef UCX_ARRAY_DISABLE_QSORT
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41 #ifdef __GLIBC__
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42 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8)
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43 #define ucx_array_sort_impl qsort_r
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44 #endif /* glibc version >= 2.8 */
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45 #elif /* not __GLIBC__ */ defined(__APPLE__) || defined(__FreeBSD__)
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46 #define ucx_array_sort_impl ucx_qsort_r
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47 #define USE_UCX_QSORT_R
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48 #elif /* not (__APPLE || __FreeBSD__) */ defined(__sun)
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49 #if __STDC_VERSION__ >= 201112L
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50 #define ucx_array_sort_impl qsort_s
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51 #endif
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52 #endif /* __GLIBC__, __APLE__, __FreeBSD__, __sun */
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53 #endif /* UCX_ARRAY_DISABLE_QSORT */
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54
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55 #ifndef ucx_array_sort_impl
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56 #define ucx_array_sort_impl ucx_mergesort
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57 #endif
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58
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59 static int ucx_array_ensurecap(UcxArray *array, size_t reqcap) {
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60 size_t required_capacity = array->capacity;
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61 while (reqcap > required_capacity) {
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62 if (required_capacity * 2 < required_capacity)
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63 return 1;
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64 required_capacity <<= 1;
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65 }
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66 if (ucx_array_reserve(array, required_capacity)) {
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67 return 1;
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68 }
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69 return 0;
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70 }
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71
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72 int ucx_array_util_set_a(UcxAllocator* alloc, void** array, size_t* capacity,
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73 size_t elmsize, size_t index, void* data) {
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74
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75 if(!alloc || !capacity || !array) {
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76 errno = EINVAL;
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77 return 1;
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78 }
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79
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80 size_t newcapacity = *capacity;
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81 while(index >= newcapacity) {
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82 if(ucx_szmul(newcapacity, 2, &newcapacity)) {
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83 errno = EOVERFLOW;
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84 return 1;
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85 }
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86 }
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87
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88 size_t memlen, offset;
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89 if(ucx_szmul(newcapacity, elmsize, &memlen)) {
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90 errno = EOVERFLOW;
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91 return 1;
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92 }
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93 /* we don't need to check index*elmsize - it is smaller than memlen */
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94
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95
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96 void* newptr = alrealloc(alloc, *array, memlen);
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97 if(newptr == NULL) {
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98 errno = ENOMEM; /* we cannot assume that every allocator sets this */
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99 return 1;
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100 }
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101 *array = newptr;
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102 *capacity = newcapacity;
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103
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104
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105 char* dest = *array;
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106 dest += elmsize*index;
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107 memcpy(dest, data, elmsize);
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108
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109 return 0;
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110 }
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111
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112 int ucx_array_util_setptr_a(UcxAllocator* alloc, void** array, size_t* capacity,
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113 size_t index, void* data) {
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114
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115 return ucx_array_util_set_a(alloc, array, capacity, sizeof(void*),
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116 index, &data);
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117 }
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118
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119 UcxArray* ucx_array_new(size_t capacity, size_t elemsize) {
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120 return ucx_array_new_a(capacity, elemsize, ucx_default_allocator());
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121 }
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122
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123 UcxArray* ucx_array_new_a(size_t capacity, size_t elemsize,
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124 UcxAllocator* allocator) {
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125 UcxArray* array = almalloc(allocator, sizeof(UcxArray));
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126 if(array) {
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127 ucx_array_init_a(array, capacity, elemsize, allocator);
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128 }
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129 return array;
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130 }
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131
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132 void ucx_array_init(UcxArray* array, size_t capacity, size_t elemsize) {
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133 ucx_array_init_a(array, capacity, elemsize, ucx_default_allocator());
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134 }
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135
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136 void ucx_array_init_a(UcxArray* array, size_t capacity, size_t elemsize,
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137 UcxAllocator* allocator) {
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138
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139 array->allocator = allocator;
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140 array->elemsize = elemsize;
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141 array->size = 0;
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142 array->data = alcalloc(allocator, capacity, elemsize);
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143
356
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diff changeset
144 if (array->data) {
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145 array->capacity = capacity;
336
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diff changeset
146 } else {
356
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diff changeset
147 array->capacity = 0;
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148 }
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149 }
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150
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diff changeset
151 int ucx_array_clone(UcxArray* dest, UcxArray const* src) {
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152 if (ucx_array_ensurecap(dest, src->capacity)) {
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diff changeset
153 return 1;
336
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154 }
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155
356
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diff changeset
156 dest->elemsize = src->elemsize;
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157 dest->size = src->size;
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158
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159 if (dest->data) {
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160 memcpy(dest->data, src->data, src->size*src->elemsize);
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161 }
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162
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163 return 0;
7
68091406d1cf added dlist to makefile, implemented first functions, discarded some fails
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164 }
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165
356
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166 int ucx_array_equals(UcxArray const *array1, UcxArray const *array2,
334
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167 cmp_func cmpfnc, void* data) {
7
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168
356
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diff changeset
169 if (array1->size != array2->size || array1->elemsize != array2->elemsize) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
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170 return 0;
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171 } else {
356
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172 if (array1->size == 0)
336
6d7aa8a1a3b3 implements ucx_array_sort()
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173 return 1;
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174
356
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175 size_t elemsize;
336
6d7aa8a1a3b3 implements ucx_array_sort()
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176 if (cmpfnc == NULL) {
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177 cmpfnc = ucx_cmp_mem;
356
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178 elemsize = array1->elemsize;
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179 data = &elemsize;
336
6d7aa8a1a3b3 implements ucx_array_sort()
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180 }
6d7aa8a1a3b3 implements ucx_array_sort()
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181
356
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diff changeset
182 for (size_t i = 0 ; i < array1->size ; i++) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
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183 int r = cmpfnc(
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184 ucx_array_at(array1, i),
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185 ucx_array_at(array2, i),
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diff changeset
186 data);
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187 if (r != 0)
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188 return 0;
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189 }
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190 return 1;
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191 }
7
68091406d1cf added dlist to makefile, implemented first functions, discarded some fails
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192 }
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193
353
135ce35d5108 renames ucx_array_free() to ucx_array_destroy()
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diff changeset
194 void ucx_array_destroy(UcxArray *array) {
356
77efe51c6c9a changes UcxArray from value to pointer semantics
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195 if(array->data)
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diff changeset
196 alfree(array->allocator, array->data);
336
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197 array->data = NULL;
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198 array->capacity = array->size = 0;
123
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diff changeset
199 }
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200
356
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diff changeset
201 void ucx_array_free(UcxArray *array) {
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202 ucx_array_destroy(array);
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203 alfree(array->allocator, array);
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204 }
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diff changeset
205
354
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diff changeset
206 int ucx_array_append_from(UcxArray *array, void *data, size_t count) {
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diff changeset
207 if (ucx_array_ensurecap(array, array->size + count))
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208 return 1;
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209
356
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diff changeset
210 void* dest = ucx_array_at(array, array->size);
354
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diff changeset
211 if (data) {
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212 memcpy(dest, data, array->elemsize*count);
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213 } else {
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diff changeset
214 memset(dest, 0, array->elemsize*count);
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215 }
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diff changeset
216 array->size += count;
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217
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218 return 0;
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diff changeset
219 }
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220
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diff changeset
221 int ucx_array_prepend_from(UcxArray *array, void *data, size_t count) {
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diff changeset
222 if (ucx_array_ensurecap(array, array->size + count))
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diff changeset
223 return 1;
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diff changeset
224
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diff changeset
225 if (array->size > 0) {
356
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diff changeset
226 void *dest = ucx_array_at(array, count);
354
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diff changeset
227 memmove(dest, array->data, array->elemsize*array->size);
336
6d7aa8a1a3b3 implements ucx_array_sort()
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diff changeset
228 }
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diff changeset
229
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diff changeset
230 if (data) {
354
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diff changeset
231 memcpy(array->data, data, array->elemsize*count);
336
6d7aa8a1a3b3 implements ucx_array_sort()
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diff changeset
232 } else {
354
7fd13b9f8f60 improves array append/prepend/set interface
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diff changeset
233 memset(array->data, 0, array->elemsize*count);
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diff changeset
234 }
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diff changeset
235 array->size += count;
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diff changeset
236
7fd13b9f8f60 improves array append/prepend/set interface
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diff changeset
237 return 0;
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diff changeset
238 }
7fd13b9f8f60 improves array append/prepend/set interface
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diff changeset
239
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parents: 353
diff changeset
240 int ucx_array_set_from(UcxArray *array, size_t index,
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parents: 353
diff changeset
241 void *data, size_t count) {
7fd13b9f8f60 improves array append/prepend/set interface
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parents: 353
diff changeset
242 if (ucx_array_ensurecap(array, index + count))
7fd13b9f8f60 improves array append/prepend/set interface
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parents: 353
diff changeset
243 return 1;
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diff changeset
244
7fd13b9f8f60 improves array append/prepend/set interface
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parents: 353
diff changeset
245 if (index+count > array->size) {
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parents: 353
diff changeset
246 array->size = index+count;
7fd13b9f8f60 improves array append/prepend/set interface
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diff changeset
247 }
7fd13b9f8f60 improves array append/prepend/set interface
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diff changeset
248
356
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
249 void *dest = ucx_array_at(array, index);
354
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diff changeset
250 if (data) {
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parents: 353
diff changeset
251 memcpy(dest, data, array->elemsize*count);
7fd13b9f8f60 improves array append/prepend/set interface
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parents: 353
diff changeset
252 } else {
7fd13b9f8f60 improves array append/prepend/set interface
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parents: 353
diff changeset
253 memset(dest, 0, array->elemsize*count);
336
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
254 }
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
255
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
256 return 0;
334
bc81faa9afda adds array interface and tests
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parents: 323
diff changeset
257 }
8
9cd2b2460db0 completed dlist
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parents: 7
diff changeset
258
334
bc81faa9afda adds array interface and tests
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parents: 323
diff changeset
259 int ucx_array_concat(UcxArray *array1, const UcxArray *array2) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
260
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
261 if (array1->elemsize != array2->elemsize)
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
262 return 1;
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
263
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
264 size_t capacity = array1->capacity+array2->capacity;
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
265
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
266 if (array1->capacity < capacity) {
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
267 if (ucx_array_reserve(array1, capacity)) {
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
268 return 1;
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
269 }
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
270 }
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
271
356
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
272 void* dest = ucx_array_at(array1, array1->size);
336
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
273 memcpy(dest, array2->data, array2->size*array2->elemsize);
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
274
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
275 array1->size += array2->size;
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
276
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
277 return 0;
123
7fb0f74517c5 changed signature of sstrncat + some documentation for UcxList + new features for UcxList
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parents: 122
diff changeset
278 }
7fb0f74517c5 changed signature of sstrncat + some documentation for UcxList + new features for UcxList
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parents: 122
diff changeset
279
356
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
280 void *ucx_array_at(UcxArray const *array, size_t index) {
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
281 char* memory = array->data;
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
282 char* loc = memory + index*array->elemsize;
336
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
283 return loc;
7
68091406d1cf added dlist to makefile, implemented first functions, discarded some fails
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parents: 4
diff changeset
284 }
68091406d1cf added dlist to makefile, implemented first functions, discarded some fails
Mike Becker <universe@uap-core.de>
parents: 4
diff changeset
285
356
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
286 size_t ucx_array_find(UcxArray const *array, void *elem,
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
287 cmp_func cmpfnc, void *data) {
334
bc81faa9afda adds array interface and tests
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parents: 323
diff changeset
288
356
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
289 size_t elemsize;
336
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
290 if (cmpfnc == NULL) {
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
291 cmpfnc = ucx_cmp_mem;
356
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
292 elemsize = array->elemsize;
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
293 data = &elemsize;
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
294 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
295
356
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
296 if (array->size > 0) {
77efe51c6c9a changes UcxArray from value to pointer semantics
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parents: 355
diff changeset
297 for (size_t i = 0 ; i < array->size ; i++) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
298 void* ptr = ucx_array_at(array, i);
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
299 if (cmpfnc(ptr, elem, data) == 0) {
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
300 return i;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
301 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
302 }
356
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
303 return array->size;
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
304 } else {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
305 return 0;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
306 }
334
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
307 }
35
fdabd1240b69 added mkdir for build directory to makefile + added qsort for list and dlist
Mike Becker <universe@uap-core.de>
parents: 31
diff changeset
308
356
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
309 int ucx_array_contains(UcxArray const *array, void *elem,
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
310 cmp_func cmpfnc, void *data) {
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
311 return ucx_array_find(array, elem, cmpfnc, data) != array->size;
334
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
312 }
35
fdabd1240b69 added mkdir for build directory to makefile + added qsort for list and dlist
Mike Becker <universe@uap-core.de>
parents: 31
diff changeset
313
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
314 static void ucx_mergesort_merge(void *arrdata,size_t elemsize,
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
315 cmp_func cmpfnc, void *data,
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
316 size_t start, size_t mid, size_t end) {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
317
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
318 char* array = arrdata;
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
319
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
320 size_t rightstart = mid + 1;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
321
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
322 if (cmpfnc(array + mid*elemsize,
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
323 array + rightstart*elemsize, data) <= 0) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
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parents: 334
diff changeset
324 /* already sorted */
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
325 return;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
326 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
327
342
8f0a3c00d1d2 removes cumbersome array accessor macros
Mike Becker <universe@uap-core.de>
parents: 337
diff changeset
328 /* we need memory for one element */
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
329 void *value = malloc(elemsize);
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
330
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
331 while (start <= mid && rightstart <= end) {
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
332 if (cmpfnc(array + start*elemsize,
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
333 array + rightstart*elemsize, data) <= 0) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
334 start++;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
335 } else {
342
8f0a3c00d1d2 removes cumbersome array accessor macros
Mike Becker <universe@uap-core.de>
parents: 337
diff changeset
336 /* save the value from the right */
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
337 memcpy(value, array + rightstart*elemsize, elemsize);
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
338
342
8f0a3c00d1d2 removes cumbersome array accessor macros
Mike Becker <universe@uap-core.de>
parents: 337
diff changeset
339 /* shift all left elements one element to the right */
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
340 size_t shiftcount = rightstart-start;
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
341 void *startptr = array + start*elemsize;
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
342 void *dest = array + (start+1)*elemsize;
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
343 memmove(dest, startptr, shiftcount*elemsize);
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
344
342
8f0a3c00d1d2 removes cumbersome array accessor macros
Mike Becker <universe@uap-core.de>
parents: 337
diff changeset
345 /* bring the first value from the right to the left */
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
346 memcpy(startptr, value, elemsize);
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
347
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
348 start++;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
349 mid++;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
350 rightstart++;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
351 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
352 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
353
342
8f0a3c00d1d2 removes cumbersome array accessor macros
Mike Becker <universe@uap-core.de>
parents: 337
diff changeset
354 /* free the temporary memory */
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
355 free(value);
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
356 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
357
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
358 static void ucx_mergesort_impl(void *arrdata, size_t elemsize,
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
359 cmp_func cmpfnc, void *data, size_t l, size_t r) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
360 if (l < r) {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
361 size_t m = l + (r - l) / 2;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
362
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
363 ucx_mergesort_impl(arrdata, elemsize, cmpfnc, data, l, m);
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
364 ucx_mergesort_impl(arrdata, elemsize, cmpfnc, data, m + 1, r);
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
365 ucx_mergesort_merge(arrdata, elemsize, cmpfnc, data, l, m, r);
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
366 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
367 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
368
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
369 static void ucx_mergesort(void *arrdata, size_t count, size_t elemsize,
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
370 cmp_func cmpfnc, void *data) {
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
371
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
372 ucx_mergesort_impl(arrdata, elemsize, cmpfnc, data, 0, count-1);
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
373 }
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
374
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
375 #ifdef USE_UCX_QSORT_R
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
376 struct cmpfnc_swapargs_info {
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
377 cmp_func func;
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
378 void *data;
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
379 };
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
380
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
381 static int cmp_func_swap_args(void *data, const void *x, const void *y) {
348
3b9b4f6e9fd6 use qsort_s on solaris
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 347
diff changeset
382 cmpfnc_swapargs_info* info = data;
345
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
383 return info->func(x, y, info->data);
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
384 }
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
385
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
386 static void ucx_qsort_r(void *array, size_t count, size_t elemsize,
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
387 cmp_func cmpfnc, void *data) {
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
388 struct cmpfnc_swapargs_info info;
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
389 info.func = cmpfnc;
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
390 info.data = data;
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
391 qsort_r(array, count, elemsize, &info, cmp_func_swap_args);
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
392 }
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
393 #endif /* USE_UCX_QSORT_R */
6089eb30a51a ucx_array_sort() uses qsort_r(), if available
Mike Becker <universe@uap-core.de>
parents: 342
diff changeset
394
356
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
395 void ucx_array_sort(UcxArray* array, cmp_func cmpfnc, void *data) {
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
396 ucx_array_sort_impl(array->data, array->size, array->elemsize,
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
397 cmpfnc, data);
35
fdabd1240b69 added mkdir for build directory to makefile + added qsort for list and dlist
Mike Becker <universe@uap-core.de>
parents: 31
diff changeset
398 }
fdabd1240b69 added mkdir for build directory to makefile + added qsort for list and dlist
Mike Becker <universe@uap-core.de>
parents: 31
diff changeset
399
334
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
400 void ucx_array_remove(UcxArray *array, size_t index) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
401 array->size--;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
402 if (index < array->size) {
356
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
403 void* dest = ucx_array_at(array, index);
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
404 void* src = ucx_array_at(array, index+1);
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
405 memmove(dest, src, (array->size - index)*array->elemsize);
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
406 }
334
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
407 }
37
ec296899d12f replaced qsort with natural merge sort
Mike Becker <universe@uap-core.de>
parents: 36
diff changeset
408
334
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
409 void ucx_array_remove_fast(UcxArray *array, size_t index) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
410 array->size--;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
411 if (index < array->size) {
356
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
412 void* dest = ucx_array_at(array, index);
77efe51c6c9a changes UcxArray from value to pointer semantics
Mike Becker <universe@uap-core.de>
parents: 355
diff changeset
413 void* src = ucx_array_at(array, array->size);
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
414 memcpy(dest, src, array->elemsize);
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
415 }
35
fdabd1240b69 added mkdir for build directory to makefile + added qsort for list and dlist
Mike Becker <universe@uap-core.de>
parents: 31
diff changeset
416 }
fdabd1240b69 added mkdir for build directory to makefile + added qsort for list and dlist
Mike Becker <universe@uap-core.de>
parents: 31
diff changeset
417
334
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
418 int ucx_array_shrink(UcxArray* array) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
419 void* newptr = alrealloc(array->allocator, array->data,
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
420 array->size*array->elemsize);
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
421 if (newptr) {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
422 array->data = newptr;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
423 array->capacity = array->size;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
424 return 0;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
425 } else {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
426 return 1;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
427 }
13
98ac89e3aa37 Added mempool
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 8
diff changeset
428 }
22
76cdd8209f1f added ucx_dlist_remove and tests + fixed makefile error
Mike Becker <universe@uap-core.de>
parents: 18
diff changeset
429
334
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
430 int ucx_array_resize(UcxArray* array, size_t capacity) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
431 if (array->capacity >= capacity) {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
432 void* newptr = alrealloc(array->allocator, array->data,
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
433 capacity*array->elemsize);
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
434 if (newptr) {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
435 array->data = newptr;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
436 array->capacity = capacity;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
437 if (array->size > array->capacity) {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
438 array->size = array->capacity;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
439 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
440 return 0;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
441 } else {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
442 return 1;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
443 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
444 } else {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
445 return ucx_array_reserve(array, capacity);
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
446 }
125
fca8efb122de changed suffix for allocator aware functions + added allocator aware functions for UcxList
Mike Becker <universe@uap-core.de>
parents: 123
diff changeset
447 }
334
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
448
bc81faa9afda adds array interface and tests
Mike Becker <universe@uap-core.de>
parents: 323
diff changeset
449 int ucx_array_reserve(UcxArray* array, size_t capacity) {
336
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
450 if (array->capacity > capacity) {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
451 return 0;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
452 } else {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
453 void* newptr = alrealloc(array->allocator, array->data,
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
454 capacity*array->elemsize);
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
455 if (newptr) {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
456 array->data = newptr;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
457 array->capacity = capacity;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
458 return 0;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
459 } else {
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
460 return 1;
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
461 }
6d7aa8a1a3b3 implements ucx_array_sort()
Mike Becker <universe@uap-core.de>
parents: 334
diff changeset
462 }
22
76cdd8209f1f added ucx_dlist_remove and tests + fixed makefile error
Mike Becker <universe@uap-core.de>
parents: 18
diff changeset
463 }
369
28a8ccc442b0 removes some bugs by redesigning the array API
Mike Becker <universe@uap-core.de>
parents: 357
diff changeset
464
28a8ccc442b0 removes some bugs by redesigning the array API
Mike Becker <universe@uap-core.de>
parents: 357
diff changeset
465 int ucx_array_grow(UcxArray* array, size_t count) {
28a8ccc442b0 removes some bugs by redesigning the array API
Mike Becker <universe@uap-core.de>
parents: 357
diff changeset
466 return ucx_array_reserve(array, array->size+count);
28a8ccc442b0 removes some bugs by redesigning the array API
Mike Becker <universe@uap-core.de>
parents: 357
diff changeset
467 }

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