ucx/array_list.c

Wed, 27 Nov 2024 16:48:59 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Wed, 27 Nov 2024 16:48:59 +0100
changeset 93
5ee236155955
parent 49
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permissions
-rw-r--r--

use repo encryption and SSL settings, resolves #516

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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 #include "cx/array_list.h"
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30 #include "cx/compare.h"
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31 #include <assert.h>
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32 #include <string.h>
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33
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34 // Default array reallocator
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35
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36 static void *cx_array_default_realloc(
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37 void *array,
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38 size_t capacity,
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39 size_t elem_size,
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40 __attribute__((__unused__)) struct cx_array_reallocator_s *alloc
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41 ) {
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42 return realloc(array, capacity * elem_size);
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43 }
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44
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45 struct cx_array_reallocator_s cx_array_default_reallocator_impl = {
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46 cx_array_default_realloc, NULL, NULL, 0, 0
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47 };
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48
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49 struct cx_array_reallocator_s *cx_array_default_reallocator = &cx_array_default_reallocator_impl;
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50
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51 // LOW LEVEL ARRAY LIST FUNCTIONS
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52
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53 enum cx_array_result cx_array_copy(
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54 void **target,
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55 size_t *size,
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56 size_t *capacity,
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57 size_t index,
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58 const void *src,
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59 size_t elem_size,
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60 size_t elem_count,
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61 struct cx_array_reallocator_s *reallocator
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62 ) {
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63 // assert pointers
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64 assert(target != NULL);
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65 assert(size != NULL);
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66 assert(src != NULL);
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67
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68 // determine capacity
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69 size_t cap = capacity == NULL ? *size : *capacity;
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70
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71 // check if resize is required
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72 size_t minsize = index + elem_count;
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73 size_t newsize = *size < minsize ? minsize : *size;
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74 bool needrealloc = newsize > cap;
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75
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76 // reallocate if possible
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77 if (needrealloc) {
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78 // a reallocator and a capacity variable must be available
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79 if (reallocator == NULL || capacity == NULL) {
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80 return CX_ARRAY_REALLOC_NOT_SUPPORTED;
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81 }
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82
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83 // check, if we need to repair the src pointer
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84 uintptr_t targetaddr = (uintptr_t) *target;
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85 uintptr_t srcaddr = (uintptr_t) src;
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86 bool repairsrc = targetaddr <= srcaddr
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87 && srcaddr < targetaddr + cap * elem_size;
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88
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89 // calculate new capacity (next number divisible by 16)
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90 cap = newsize - (newsize % 16) + 16;
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91 assert(cap > newsize);
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92
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93 // perform reallocation
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94 void *newmem = reallocator->realloc(
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95 *target, cap, elem_size, reallocator
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96 );
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97 if (newmem == NULL) {
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98 return CX_ARRAY_REALLOC_FAILED;
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99 }
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100
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101 // repair src pointer, if necessary
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102 if (repairsrc) {
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103 src = ((char *) newmem) + (srcaddr - targetaddr);
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104 }
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105
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106 // store new pointer and capacity
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107 *target = newmem;
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108 *capacity = cap;
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109 }
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110
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111 // determine target pointer
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112 char *start = *target;
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113 start += index * elem_size;
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114
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115 // copy elements and set new size
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116 memmove(start, src, elem_count * elem_size);
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117 *size = newsize;
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118
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119 // return successfully
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120 return CX_ARRAY_SUCCESS;
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121 }
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122
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123 enum cx_array_result cx_array_insert_sorted(
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124 void **target,
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125 size_t *size,
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126 size_t *capacity,
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127 cx_compare_func cmp_func,
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128 const void *sorted_data,
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129 size_t elem_size,
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130 size_t elem_count,
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131 struct cx_array_reallocator_s *reallocator
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132 ) {
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133 // assert pointers
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134 assert(target != NULL);
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135 assert(size != NULL);
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136 assert(capacity != NULL);
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137 assert(cmp_func != NULL);
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138 assert(sorted_data != NULL);
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139 assert(reallocator != NULL);
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140
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141 // corner case
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142 if (elem_count == 0) return 0;
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143
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144 // store some counts
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145 size_t old_size = *size;
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146 size_t needed_capacity = old_size + elem_count;
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147
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148 // if we need more than we have, try a reallocation
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149 if (needed_capacity > *capacity) {
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150 size_t new_capacity = needed_capacity - (needed_capacity % 16) + 16;
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diff changeset
151 void *new_mem = reallocator->realloc(
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diff changeset
152 *target, new_capacity, elem_size, reallocator
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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153 );
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
154 if (new_mem == NULL) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
155 // give it up right away, there is no contract
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Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
156 // that requires us to insert as much as we can
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Olaf Wintermann <olaf.wintermann@gmail.com>
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157 return CX_ARRAY_REALLOC_FAILED;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
158 }
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
159 *target = new_mem;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
160 *capacity = new_capacity;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
161 }
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
162
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
163 // now we have guaranteed that we can insert everything
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
164 size_t new_size = old_size + elem_count;
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diff changeset
165 *size = new_size;
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parents: 2
diff changeset
166
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
167 // declare the source and destination indices/pointers
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168 size_t si = 0, di = 0;
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169 const char *src = sorted_data;
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170 char *dest = *target;
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171
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diff changeset
172 // find the first insertion point
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diff changeset
173 di = cx_array_binary_search_sup(dest, old_size, elem_size, src, cmp_func);
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
174 dest += di * elem_size;
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175
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diff changeset
176 // move the remaining elements in the array completely to the right
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177 // we will call it the "buffer" for parked elements
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178 size_t buf_size = old_size - di;
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179 size_t bi = new_size - buf_size;
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180 char *bptr = ((char *) *target) + bi * elem_size;
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181 memmove(bptr, dest, buf_size * elem_size);
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182
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183 // while there are both source and buffered elements left,
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184 // copy them interleaving
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185 while (si < elem_count && bi < new_size) {
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186 // determine how many source elements can be inserted
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187 size_t copy_len, bytes_copied;
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188 copy_len = cx_array_binary_search_sup(
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189 src,
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190 elem_count - si,
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191 elem_size,
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192 bptr,
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193 cmp_func
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194 );
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diff changeset
195
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diff changeset
196 // copy the source elements
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diff changeset
197 bytes_copied = copy_len * elem_size;
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diff changeset
198 memcpy(dest, src, bytes_copied);
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
199 dest += bytes_copied;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
200 src += bytes_copied;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
201 si += copy_len;
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parents: 2
diff changeset
202
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
203 // when all source elements are in place, we are done
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
204 if (si >= elem_count) break;
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diff changeset
205
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
206 // determine how many buffered elements need to be restored
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parents: 2
diff changeset
207 copy_len = cx_array_binary_search_sup(
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diff changeset
208 bptr,
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diff changeset
209 new_size - bi,
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diff changeset
210 elem_size,
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211 src,
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212 cmp_func
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213 );
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214
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215 // restore the buffered elements
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216 bytes_copied = copy_len * elem_size;
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diff changeset
217 memmove(dest, bptr, bytes_copied);
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diff changeset
218 dest += bytes_copied;
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219 bptr += bytes_copied;
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220 bi += copy_len;
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221 }
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
222
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diff changeset
223 // still source elements left? simply append them
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Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
224 if (si < elem_count) {
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
225 memcpy(dest, src, elem_size * (elem_count - si));
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parents: 2
diff changeset
226 }
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
227
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diff changeset
228 // still buffer elements left?
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Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
229 // don't worry, we already moved them to the correct place
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diff changeset
230
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
231 return CX_ARRAY_SUCCESS;
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parents: 2
diff changeset
232 }
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parents: 2
diff changeset
233
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diff changeset
234 size_t cx_array_binary_search_inf(
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
235 const void *arr,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
236 size_t size,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
237 size_t elem_size,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
238 const void *elem,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
239 cx_compare_func cmp_func
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
240 ) {
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diff changeset
241 // special case: empty array
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
242 if (size == 0) return 0;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
243
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
244 // declare a variable that will contain the compare results
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
245 int result;
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
246
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
247 // cast the array pointer to something we can use offsets with
2f71f4ee247a update toolkit, ucx, libidav
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diff changeset
248 const char *array = arr;
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
249
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
250 // check the first array element
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
251 result = cmp_func(elem, array);
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
252 if (result < 0) {
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
253 return size;
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
254 } else if (result == 0) {
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
255 return 0;
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
256 }
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
257
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
258 // check the last array element
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
259 result = cmp_func(elem, array + elem_size * (size - 1));
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
260 if (result >= 0) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
261 return size - 1;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
262 }
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
263
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
264 // the element is now guaranteed to be somewhere in the list
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
265 // so start the binary search
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
266 size_t left_index = 1;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
267 size_t right_index = size - 1;
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
268 size_t pivot_index;
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
269
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
270 while (left_index <= right_index) {
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
271 pivot_index = left_index + (right_index - left_index) / 2;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
272 const char *arr_elem = array + pivot_index * elem_size;
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
273 result = cmp_func(elem, arr_elem);
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
274 if (result == 0) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
275 // found it!
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
276 return pivot_index;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
277 } else if (result < 0) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
278 // element is smaller than pivot, continue search left
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
279 right_index = pivot_index - 1;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
280 } else {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
281 // element is larger than pivot, continue search right
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
282 left_index = pivot_index + 1;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
283 }
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
284 }
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
285
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
286 // report the largest upper bound
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
287 return result < 0 ? (pivot_index - 1) : pivot_index;
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
288 }
2f71f4ee247a update toolkit, ucx, libidav
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parents: 2
diff changeset
289
0
2483f517c562 add existing toolkit code
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parents:
diff changeset
290 #ifndef CX_ARRAY_SWAP_SBO_SIZE
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291 #define CX_ARRAY_SWAP_SBO_SIZE 128
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parents:
diff changeset
292 #endif
2
fbdfaacc4182 update ucx, libidav and add first gui code
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parents: 0
diff changeset
293 unsigned cx_array_swap_sbo_size = CX_ARRAY_SWAP_SBO_SIZE;
0
2483f517c562 add existing toolkit code
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parents:
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294
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295 void cx_array_swap(
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296 void *arr,
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297 size_t elem_size,
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298 size_t idx1,
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299 size_t idx2
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300 ) {
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301 assert(arr != NULL);
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302
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303 // short circuit
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304 if (idx1 == idx2) return;
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305
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306 char sbo_mem[CX_ARRAY_SWAP_SBO_SIZE];
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307 void *tmp;
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308
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309 // decide if we can use the local buffer
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310 if (elem_size > CX_ARRAY_SWAP_SBO_SIZE) {
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311 tmp = malloc(elem_size);
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312 // we don't want to enforce error handling
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313 if (tmp == NULL) abort();
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314 } else {
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315 tmp = sbo_mem;
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316 }
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317
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318 // calculate memory locations
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319 char *left = arr, *right = arr;
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320 left += idx1 * elem_size;
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321 right += idx2 * elem_size;
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322
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323 // three-way swap
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324 memcpy(tmp, left, elem_size);
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325 memcpy(left, right, elem_size);
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326 memcpy(right, tmp, elem_size);
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327
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328 // free dynamic memory, if it was needed
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329 if (tmp != sbo_mem) {
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330 free(tmp);
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331 }
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332 }
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333
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334 // HIGH LEVEL ARRAY LIST FUNCTIONS
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335
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336 typedef struct {
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337 struct cx_list_s base;
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338 void *data;
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339 size_t capacity;
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340 struct cx_array_reallocator_s reallocator;
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341 } cx_array_list;
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342
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343 static void *cx_arl_realloc(
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344 void *array,
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345 size_t capacity,
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346 size_t elem_size,
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347 struct cx_array_reallocator_s *alloc
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348 ) {
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349 // retrieve the pointer to the list allocator
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350 const CxAllocator *al = alloc->ptr1;
0
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351
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352 // use the list allocator to reallocate the memory
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353 return cxRealloc(al, array, capacity * elem_size);
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354 }
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355
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356 static void cx_arl_destructor(struct cx_list_s *list) {
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357 cx_array_list *arl = (cx_array_list *) list;
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358
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359 char *ptr = arl->data;
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360
49
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361 if (list->collection.simple_destructor) {
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362 for (size_t i = 0; i < list->collection.size; i++) {
0
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363 cx_invoke_simple_destructor(list, ptr);
49
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364 ptr += list->collection.elem_size;
0
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365 }
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366 }
49
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367 if (list->collection.advanced_destructor) {
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368 for (size_t i = 0; i < list->collection.size; i++) {
0
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369 cx_invoke_advanced_destructor(list, ptr);
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370 ptr += list->collection.elem_size;
0
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371 }
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372 }
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373
49
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374 cxFree(list->collection.allocator, arl->data);
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375 cxFree(list->collection.allocator, list);
0
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376 }
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377
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378 static size_t cx_arl_insert_array(
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379 struct cx_list_s *list,
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380 size_t index,
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381 const void *array,
0
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382 size_t n
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383 ) {
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384 // out of bounds and special case check
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385 if (index > list->collection.size || n == 0) return 0;
0
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386
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387 // get a correctly typed pointer to the list
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388 cx_array_list *arl = (cx_array_list *) list;
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389
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390 // do we need to move some elements?
49
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391 if (index < list->collection.size) {
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392 const char *first_to_move = (const char *) arl->data;
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393 first_to_move += index * list->collection.elem_size;
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394 size_t elems_to_move = list->collection.size - index;
0
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395 size_t start_of_moved = index + n;
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396
2
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397 if (CX_ARRAY_SUCCESS != cx_array_copy(
0
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398 &arl->data,
49
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399 &list->collection.size,
0
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400 &arl->capacity,
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401 start_of_moved,
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402 first_to_move,
49
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403 list->collection.elem_size,
0
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404 elems_to_move,
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405 &arl->reallocator
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406 )) {
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407 // if moving existing elems is unsuccessful, abort
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408 return 0;
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409 }
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410 }
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parents:
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411
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412 // note that if we had to move the elements, the following operation
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413 // is guaranteed to succeed, because we have the memory already allocated
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414 // therefore, it is impossible to leave this function with an invalid array
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415
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416 // place the new elements
2
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417 if (CX_ARRAY_SUCCESS == cx_array_copy(
0
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418 &arl->data,
49
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419 &list->collection.size,
0
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420 &arl->capacity,
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421 index,
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422 array,
49
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diff changeset
423 list->collection.elem_size,
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424 n,
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425 &arl->reallocator
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parents: 2
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426 )) {
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427 return n;
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diff changeset
428 } else {
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429 // array list implementation is "all or nothing"
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430 return 0;
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diff changeset
431 }
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diff changeset
432 }
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diff changeset
433
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diff changeset
434 static size_t cx_arl_insert_sorted(
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diff changeset
435 struct cx_list_s *list,
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diff changeset
436 const void *sorted_data,
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diff changeset
437 size_t n
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diff changeset
438 ) {
2f71f4ee247a update toolkit, ucx, libidav
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439 // get a correctly typed pointer to the list
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diff changeset
440 cx_array_list *arl = (cx_array_list *) list;
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parents: 2
diff changeset
441
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diff changeset
442 if (CX_ARRAY_SUCCESS == cx_array_insert_sorted(
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parents: 2
diff changeset
443 &arl->data,
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parents: 2
diff changeset
444 &list->collection.size,
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parents: 2
diff changeset
445 &arl->capacity,
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parents: 2
diff changeset
446 list->collection.cmpfunc,
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diff changeset
447 sorted_data,
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parents: 2
diff changeset
448 list->collection.elem_size,
0
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449 n,
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diff changeset
450 &arl->reallocator
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
451 )) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
452 return n;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
453 } else {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
454 // array list implementation is "all or nothing"
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
455 return 0;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
456 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
457 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
458
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
459 static int cx_arl_insert_element(
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
460 struct cx_list_s *list,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
461 size_t index,
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
462 const void *element
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
463 ) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
464 return 1 != cx_arl_insert_array(list, index, element, 1);
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
465 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
466
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
467 static int cx_arl_insert_iter(
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
468 struct cx_iterator_s *iter,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
469 const void *elem,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
470 int prepend
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
471 ) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
472 struct cx_list_s *list = iter->src_handle.m;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
473 if (iter->index < list->collection.size) {
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
474 int result = cx_arl_insert_element(
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
475 list,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
476 iter->index + 1 - prepend,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
477 elem
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
478 );
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
479 if (result == 0) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
480 iter->elem_count++;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
481 if (prepend != 0) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
482 iter->index++;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
483 iter->elem_handle = ((char *) iter->elem_handle) + list->collection.elem_size;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
484 }
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
485 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
486 return result;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
487 } else {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
488 int result = cx_arl_insert_element(list, list->collection.size, elem);
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
489 if (result == 0) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
490 iter->elem_count++;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
491 iter->index = list->collection.size;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
492 }
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
493 return result;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
494 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
495 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
496
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
497 static int cx_arl_remove(
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
498 struct cx_list_s *list,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
499 size_t index
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
500 ) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
501 cx_array_list *arl = (cx_array_list *) list;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
502
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
503 // out-of-bounds check
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
504 if (index >= list->collection.size) {
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
505 return 1;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
506 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
507
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
508 // content destruction
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
509 cx_invoke_destructor(list, ((char *) arl->data) + index * list->collection.elem_size);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
510
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
511 // short-circuit removal of last element
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
512 if (index == list->collection.size - 1) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
513 list->collection.size--;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
514 return 0;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
515 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
516
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
517 // just move the elements starting at index to the left
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
518 int result = cx_array_copy(
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
519 &arl->data,
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
520 &list->collection.size,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
521 &arl->capacity,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
522 index,
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
523 ((char *) arl->data) + (index + 1) * list->collection.elem_size,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
524 list->collection.elem_size,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
525 list->collection.size - index - 1,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
526 &arl->reallocator
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
527 );
2
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
528
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
529 // cx_array_copy cannot fail, array cannot grow
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
530 assert(result == 0);
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
531
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
532 // decrease the size
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
533 list->collection.size--;
2
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
534
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
535 return 0;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
536 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
537
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
538 static void cx_arl_clear(struct cx_list_s *list) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
539 if (list->collection.size == 0) return;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
540
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
541 cx_array_list *arl = (cx_array_list *) list;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
542 char *ptr = arl->data;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
543
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
544 if (list->collection.simple_destructor) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
545 for (size_t i = 0; i < list->collection.size; i++) {
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
546 cx_invoke_simple_destructor(list, ptr);
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
547 ptr += list->collection.elem_size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
548 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
549 }
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
550 if (list->collection.advanced_destructor) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
551 for (size_t i = 0; i < list->collection.size; i++) {
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
552 cx_invoke_advanced_destructor(list, ptr);
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
553 ptr += list->collection.elem_size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
554 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
555 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
556
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
557 memset(arl->data, 0, list->collection.size * list->collection.elem_size);
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
558 list->collection.size = 0;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
559 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
560
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
561 static int cx_arl_swap(
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
562 struct cx_list_s *list,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
563 size_t i,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
564 size_t j
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
565 ) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
566 if (i >= list->collection.size || j >= list->collection.size) return 1;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
567 cx_array_list *arl = (cx_array_list *) list;
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
568 cx_array_swap(arl->data, list->collection.elem_size, i, j);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
569 return 0;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
570 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
571
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
572 static void *cx_arl_at(
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
573 const struct cx_list_s *list,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
574 size_t index
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
575 ) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
576 if (index < list->collection.size) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
577 const cx_array_list *arl = (const cx_array_list *) list;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
578 char *space = arl->data;
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
579 return space + index * list->collection.elem_size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
580 } else {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
581 return NULL;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
582 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
583 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
584
2
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
585 static ssize_t cx_arl_find_remove(
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
586 struct cx_list_s *list,
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
587 const void *elem,
2
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
588 bool remove
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
589 ) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
590 assert(list->collection.cmpfunc != NULL);
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
591 assert(list->collection.size < SIZE_MAX / 2);
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
592 char *cur = ((const cx_array_list *) list)->data;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
593
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
594 for (ssize_t i = 0; i < (ssize_t) list->collection.size; i++) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
595 if (0 == list->collection.cmpfunc(elem, cur)) {
2
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
596 if (remove) {
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
597 if (0 == cx_arl_remove(list, i)) {
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
598 return i;
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
599 } else {
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
600 return -1;
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
601 }
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
602 } else {
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
603 return i;
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
604 }
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
605 }
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
606 cur += list->collection.elem_size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
607 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
608
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
609 return -1;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
610 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
611
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
612 static void cx_arl_sort(struct cx_list_s *list) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
613 assert(list->collection.cmpfunc != NULL);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
614 qsort(((cx_array_list *) list)->data,
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
615 list->collection.size,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
616 list->collection.elem_size,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
617 list->collection.cmpfunc
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
618 );
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
619 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
620
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
621 static int cx_arl_compare(
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
622 const struct cx_list_s *list,
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
623 const struct cx_list_s *other
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
624 ) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
625 assert(list->collection.cmpfunc != NULL);
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
626 if (list->collection.size == other->collection.size) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
627 const char *left = ((const cx_array_list *) list)->data;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
628 const char *right = ((const cx_array_list *) other)->data;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
629 for (size_t i = 0; i < list->collection.size; i++) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
630 int d = list->collection.cmpfunc(left, right);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
631 if (d != 0) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
632 return d;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
633 }
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
634 left += list->collection.elem_size;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
635 right += other->collection.elem_size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
636 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
637 return 0;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
638 } else {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
639 return list->collection.size < other->collection.size ? -1 : 1;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
640 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
641 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
642
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
643 static void cx_arl_reverse(struct cx_list_s *list) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
644 if (list->collection.size < 2) return;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
645 void *data = ((const cx_array_list *) list)->data;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
646 size_t half = list->collection.size / 2;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
647 for (size_t i = 0; i < half; i++) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
648 cx_array_swap(data, list->collection.elem_size, i, list->collection.size - 1 - i);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
649 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
650 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
651
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
652 static bool cx_arl_iter_valid(const void *it) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
653 const struct cx_iterator_s *iter = it;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
654 const struct cx_list_s *list = iter->src_handle.c;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
655 return iter->index < list->collection.size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
656 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
657
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
658 static void *cx_arl_iter_current(const void *it) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
659 const struct cx_iterator_s *iter = it;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
660 return iter->elem_handle;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
661 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
662
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
663 static void cx_arl_iter_next(void *it) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
664 struct cx_iterator_s *iter = it;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
665 if (iter->base.remove) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
666 iter->base.remove = false;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
667 cx_arl_remove(iter->src_handle.m, iter->index);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
668 } else {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
669 iter->index++;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
670 iter->elem_handle =
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
671 ((char *) iter->elem_handle)
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
672 + ((const struct cx_list_s *) iter->src_handle.c)->collection.elem_size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
673 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
674 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
675
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
676 static void cx_arl_iter_prev(void *it) {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
677 struct cx_iterator_s *iter = it;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
678 const cx_array_list *list = iter->src_handle.c;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
679 if (iter->base.remove) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
680 iter->base.remove = false;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
681 cx_arl_remove(iter->src_handle.m, iter->index);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
682 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
683 iter->index--;
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
684 if (iter->index < list->base.collection.size) {
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
685 iter->elem_handle = ((char *) list->data)
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
686 + iter->index * list->base.collection.elem_size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
687 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
688 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
689
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
690
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
691 static struct cx_iterator_s cx_arl_iterator(
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
692 const struct cx_list_s *list,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
693 size_t index,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
694 bool backwards
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
695 ) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
696 struct cx_iterator_s iter;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
697
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
698 iter.index = index;
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
699 iter.src_handle.c = list;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
700 iter.elem_handle = cx_arl_at(list, index);
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
701 iter.elem_size = list->collection.elem_size;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
702 iter.elem_count = list->collection.size;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
703 iter.base.valid = cx_arl_iter_valid;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
704 iter.base.current = cx_arl_iter_current;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
705 iter.base.next = backwards ? cx_arl_iter_prev : cx_arl_iter_next;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
706 iter.base.remove = false;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
707 iter.base.mutating = false;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
708
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
709 return iter;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
710 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
711
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
712 static cx_list_class cx_array_list_class = {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
713 cx_arl_destructor,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
714 cx_arl_insert_element,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
715 cx_arl_insert_array,
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
716 cx_arl_insert_sorted,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
717 cx_arl_insert_iter,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
718 cx_arl_remove,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
719 cx_arl_clear,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
720 cx_arl_swap,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
721 cx_arl_at,
2
fbdfaacc4182 update ucx, libidav and add first gui code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
722 cx_arl_find_remove,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
723 cx_arl_sort,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
724 cx_arl_compare,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
725 cx_arl_reverse,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
726 cx_arl_iterator,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
727 };
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
728
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
729 CxList *cxArrayListCreate(
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
730 const CxAllocator *allocator,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
731 cx_compare_func comparator,
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
732 size_t elem_size,
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
733 size_t initial_capacity
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
734 ) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
735 if (allocator == NULL) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
736 allocator = cxDefaultAllocator;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
737 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
738
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
739 cx_array_list *list = cxCalloc(allocator, 1, sizeof(cx_array_list));
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
740 if (list == NULL) return NULL;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
741
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
742 list->base.cl = &cx_array_list_class;
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
743 list->base.collection.allocator = allocator;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
744 list->capacity = initial_capacity;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
745
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
746 if (elem_size > 0) {
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
747 list->base.collection.elem_size = elem_size;
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
748 list->base.collection.cmpfunc = comparator;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
749 } else {
49
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
750 elem_size = sizeof(void *);
2f71f4ee247a update toolkit, ucx, libidav
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 2
diff changeset
751 list->base.collection.cmpfunc = comparator == NULL ? cx_cmp_ptr : comparator;
0
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752 cxListStorePointers((CxList *) list);
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Olaf Wintermann <olaf.wintermann@gmail.com>
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753 }
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754
49
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755 // allocate the array after the real elem_size is known
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parents: 2
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756 list->data = cxCalloc(allocator, initial_capacity, elem_size);
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757 if (list->data == NULL) {
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758 cxFree(allocator, list);
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759 return NULL;
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760 }
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761
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Olaf Wintermann <olaf.wintermann@gmail.com>
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762 // configure the reallocator
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Olaf Wintermann <olaf.wintermann@gmail.com>
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763 list->reallocator.realloc = cx_arl_realloc;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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764 list->reallocator.ptr1 = (void *) allocator;
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Olaf Wintermann <olaf.wintermann@gmail.com>
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765
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Olaf Wintermann <olaf.wintermann@gmail.com>
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766 return (CxList *) list;
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767 }

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