ucx/array_list.c

Sun, 17 Sep 2023 11:21:31 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 17 Sep 2023 11:21:31 +0200
changeset 790
7110b37f2a6b
parent 776
96555c0ed875
child 816
839fefbdedc7
permissions
-rw-r--r--

fix dav_context_destroy

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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 <assert.h>
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31 #include <string.h>
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32
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33 // LOW LEVEL ARRAY LIST FUNCTIONS
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34
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35 enum cx_array_copy_result cx_array_copy(
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36 void **target,
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37 size_t *size,
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38 size_t *capacity,
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39 size_t index,
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40 void const *src,
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41 size_t elem_size,
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42 size_t elem_count,
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43 struct cx_array_reallocator_s *reallocator
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44 ) {
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45 // assert pointers
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46 assert(target != NULL);
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47 assert(size != NULL);
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48 assert(src != NULL);
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49
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50 // determine capacity
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51 size_t cap = capacity == NULL ? *size : *capacity;
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52
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53 // check if resize is required
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54 size_t minsize = index + elem_count;
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55 size_t newsize = *size < minsize ? minsize : *size;
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56 bool needrealloc = newsize > cap;
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57
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58 // reallocate if possible
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59 if (needrealloc) {
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60 // a reallocator and a capacity variable must be available
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61 if (reallocator == NULL || capacity == NULL) {
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62 return CX_ARRAY_COPY_REALLOC_NOT_SUPPORTED;
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63 }
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64
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65 // check, if we need to repair the src pointer
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66 uintptr_t targetaddr = (uintptr_t) *target;
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67 uintptr_t srcaddr = (uintptr_t) src;
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68 bool repairsrc = targetaddr <= srcaddr
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69 && srcaddr < targetaddr + cap * elem_size;
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70
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71 // calculate new capacity (next number divisible by 16)
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72 cap = newsize - (newsize % 16) + 16;
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73 assert(cap > newsize);
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74
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75 // perform reallocation
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76 void *newmem = reallocator->realloc(
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77 *target, cap, elem_size, reallocator
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78 );
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79 if (newmem == NULL) {
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80 return CX_ARRAY_COPY_REALLOC_FAILED;
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81 }
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82
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83 // repair src pointer, if necessary
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84 if (repairsrc) {
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85 src = ((char *) newmem) + (srcaddr - targetaddr);
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86 }
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87
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88 // store new pointer and capacity
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89 *target = newmem;
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90 *capacity = cap;
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91 }
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92
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93 // determine target pointer
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94 char *start = *target;
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95 start += index * elem_size;
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96
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97 // copy elements and set new size
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98 memmove(start, src, elem_count * elem_size);
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99 *size = newsize;
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100
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101 // return successfully
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102 return CX_ARRAY_COPY_SUCCESS;
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103 }
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104
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105 #ifndef CX_ARRAY_SWAP_SBO_SIZE
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106 #define CX_ARRAY_SWAP_SBO_SIZE 128
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107 #endif
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108
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109 void cx_array_swap(
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110 void *arr,
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111 size_t elem_size,
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112 size_t idx1,
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113 size_t idx2
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114 ) {
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115 assert(arr != NULL);
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116
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117 // short circuit
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118 if (idx1 == idx2) return;
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119
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120 char sbo_mem[CX_ARRAY_SWAP_SBO_SIZE];
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121 void *tmp;
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122
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123 // decide if we can use the local buffer
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124 if (elem_size > CX_ARRAY_SWAP_SBO_SIZE) {
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125 tmp = malloc(elem_size);
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126 // we don't want to enforce error handling
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127 if (tmp == NULL) abort();
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128 } else {
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129 tmp = sbo_mem;
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130 }
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131
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132 // calculate memory locations
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133 char *left = arr, *right = arr;
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134 left += idx1 * elem_size;
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diff changeset
135 right += idx2 * elem_size;
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parents:
diff changeset
136
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diff changeset
137 // three-way swap
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diff changeset
138 memcpy(tmp, left, elem_size);
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diff changeset
139 memcpy(left, right, elem_size);
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diff changeset
140 memcpy(right, tmp, elem_size);
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parents:
diff changeset
141
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diff changeset
142 // free dynamic memory, if it was needed
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parents:
diff changeset
143 if (tmp != sbo_mem) {
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144 free(tmp);
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diff changeset
145 }
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diff changeset
146 }
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diff changeset
147
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diff changeset
148 // HIGH LEVEL ARRAY LIST FUNCTIONS
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149
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diff changeset
150 typedef struct {
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151 struct cx_list_s base;
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152 void *data;
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153 size_t capacity;
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154 struct cx_array_reallocator_s reallocator;
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diff changeset
155 } cx_array_list;
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156
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157 static void *cx_arl_realloc(
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158 void *array,
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159 size_t capacity,
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diff changeset
160 size_t elem_size,
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diff changeset
161 struct cx_array_reallocator_s *alloc
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162 ) {
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163 // retrieve the pointer to the list allocator
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diff changeset
164 CxAllocator const *al = alloc->ptr1;
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diff changeset
165
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166 // use the list allocator to reallocate the memory
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167 return cxRealloc(al, array, capacity * elem_size);
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168 }
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169
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diff changeset
170 static void cx_arl_destructor(struct cx_list_s *list) {
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171 cx_array_list *arl = (cx_array_list *) list;
750
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diff changeset
172
4d7a2238c5ac update ucx
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diff changeset
173 char *ptr = arl->data;
4d7a2238c5ac update ucx
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diff changeset
174
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diff changeset
175 if (list->simple_destructor) {
4d7a2238c5ac update ucx
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diff changeset
176 for (size_t i = 0; i < list->size; i++) {
4d7a2238c5ac update ucx
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diff changeset
177 cx_invoke_simple_destructor(list, ptr);
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diff changeset
178 ptr += list->item_size;
4d7a2238c5ac update ucx
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179 }
4d7a2238c5ac update ucx
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180 }
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parents: 748
diff changeset
181 if (list->advanced_destructor) {
4d7a2238c5ac update ucx
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parents: 748
diff changeset
182 for (size_t i = 0; i < list->size; i++) {
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diff changeset
183 cx_invoke_advanced_destructor(list, ptr);
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184 ptr += list->item_size;
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185 }
4d7a2238c5ac update ucx
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186 }
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187
747
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188 cxFree(list->allocator, arl->data);
750
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parents: 748
diff changeset
189 cxFree(list->allocator, list);
747
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190 }
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191
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diff changeset
192 static size_t cx_arl_insert_array(
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diff changeset
193 struct cx_list_s *list,
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diff changeset
194 size_t index,
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diff changeset
195 void const *array,
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diff changeset
196 size_t n
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diff changeset
197 ) {
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diff changeset
198 // out of bounds and special case check
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diff changeset
199 if (index > list->size || n == 0) return 0;
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parents:
diff changeset
200
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diff changeset
201 // get a correctly typed pointer to the list
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diff changeset
202 cx_array_list *arl = (cx_array_list *) list;
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parents:
diff changeset
203
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diff changeset
204 // do we need to move some elements?
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parents:
diff changeset
205 if (index < list->size) {
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parents:
diff changeset
206 char const *first_to_move = (char const *) arl->data;
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parents:
diff changeset
207 first_to_move += index * list->item_size;
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parents:
diff changeset
208 size_t elems_to_move = list->size - index;
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parents:
diff changeset
209 size_t start_of_moved = index + n;
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parents:
diff changeset
210
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diff changeset
211 if (CX_ARRAY_COPY_SUCCESS != cx_array_copy(
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parents:
diff changeset
212 &arl->data,
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parents:
diff changeset
213 &list->size,
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parents:
diff changeset
214 &arl->capacity,
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diff changeset
215 start_of_moved,
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parents:
diff changeset
216 first_to_move,
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parents:
diff changeset
217 list->item_size,
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parents:
diff changeset
218 elems_to_move,
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diff changeset
219 &arl->reallocator
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diff changeset
220 )) {
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diff changeset
221 // if moving existing elems is unsuccessful, abort
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diff changeset
222 return 0;
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diff changeset
223 }
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parents:
diff changeset
224 }
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parents:
diff changeset
225
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
226 // note that if we had to move the elements, the following operation
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parents:
diff changeset
227 // is guaranteed to succeed, because we have the memory already allocated
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parents:
diff changeset
228 // therefore, it is impossible to leave this function with an invalid array
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parents:
diff changeset
229
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parents:
diff changeset
230 // place the new elements
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parents:
diff changeset
231 if (CX_ARRAY_COPY_SUCCESS == cx_array_copy(
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parents:
diff changeset
232 &arl->data,
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parents:
diff changeset
233 &list->size,
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parents:
diff changeset
234 &arl->capacity,
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parents:
diff changeset
235 index,
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parents:
diff changeset
236 array,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
237 list->item_size,
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parents:
diff changeset
238 n,
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parents:
diff changeset
239 &arl->reallocator
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parents:
diff changeset
240 )) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
241 return n;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
242 } else {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
243 // array list implementation is "all or nothing"
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parents:
diff changeset
244 return 0;
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parents:
diff changeset
245 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
246 }
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parents:
diff changeset
247
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parents:
diff changeset
248 static int cx_arl_insert_element(
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parents:
diff changeset
249 struct cx_list_s *list,
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parents:
diff changeset
250 size_t index,
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parents:
diff changeset
251 void const *element
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parents:
diff changeset
252 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
253 return 1 != cx_arl_insert_array(list, index, element, 1);
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parents:
diff changeset
254 }
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parents:
diff changeset
255
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
256 static int cx_arl_insert_iter(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
257 struct cx_mut_iterator_s *iter,
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parents:
diff changeset
258 void const *elem,
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parents:
diff changeset
259 int prepend
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parents:
diff changeset
260 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
261 struct cx_list_s *list = iter->src_handle;
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parents:
diff changeset
262 if (iter->index < list->size) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
263 int result = cx_arl_insert_element(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
264 list,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
265 iter->index + 1 - prepend,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
266 elem
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
267 );
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
268 if (result == 0 && prepend != 0) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
269 iter->index++;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
270 iter->elem_handle = ((char *) iter->elem_handle) + list->item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
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parents:
diff changeset
271 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
272 return result;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
273 } else {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
274 int result = cx_arl_insert_element(list, list->size, elem);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
275 iter->index = list->size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
276 return result;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
277 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
278 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
279
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
280 static int cx_arl_remove(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
281 struct cx_list_s *list,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
282 size_t index
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
283 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
284 cx_array_list *arl = (cx_array_list *) list;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
285
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
286 // out-of-bounds check
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
287 if (index >= list->size) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
288 return 1;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
289 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
290
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
291 // content destruction
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
292 cx_invoke_destructor(list, ((char *) arl->data) + index * list->item_size);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
293
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
294 // short-circuit removal of last element
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
295 if (index == list->size - 1) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
296 list->size--;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
297 return 0;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
298 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
299
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
300 // just move the elements starting at index to the left
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
301 int result = cx_array_copy(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
302 &arl->data,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
303 &list->size,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
304 &arl->capacity,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
305 index,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
306 ((char *) arl->data) + (index + 1) * list->item_size,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
307 list->item_size,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
308 list->size - index - 1,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
309 &arl->reallocator
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
310 );
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
311 if (result == 0) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
312 // decrease the size
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
313 list->size--;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
314 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
315 return result;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
316 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
317
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
318 static void cx_arl_clear(struct cx_list_s *list) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
319 if (list->size == 0) return;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
320
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
321 cx_array_list *arl = (cx_array_list *) list;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
322 char *ptr = arl->data;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
323
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
324 if (list->simple_destructor) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
325 for (size_t i = 0; i < list->size; i++) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
326 cx_invoke_simple_destructor(list, ptr);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
327 ptr += list->item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
328 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
329 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
330 if (list->advanced_destructor) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
331 for (size_t i = 0; i < list->size; i++) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
332 cx_invoke_advanced_destructor(list, ptr);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
333 ptr += list->item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
334 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
335 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
336
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
337 memset(arl->data, 0, list->size * list->item_size);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
338 list->size = 0;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
339 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
340
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
341 static int cx_arl_swap(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
342 struct cx_list_s *list,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
343 size_t i,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
344 size_t j
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
345 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
346 if (i >= list->size || j >= list->size) return 1;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
347 cx_array_list *arl = (cx_array_list *) list;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
348 cx_array_swap(arl->data, list->item_size, i, j);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
349 return 0;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
350 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
351
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
352 static void *cx_arl_at(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
353 struct cx_list_s const *list,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
354 size_t index
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
355 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
356 if (index < list->size) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
357 cx_array_list const *arl = (cx_array_list const *) list;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
358 char *space = arl->data;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
359 return space + index * list->item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
360 } else {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
361 return NULL;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
362 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
363 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
364
748
49a284f61e8c update ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 747
diff changeset
365 static ssize_t cx_arl_find(
747
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
366 struct cx_list_s const *list,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
367 void const *elem
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
368 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
369 assert(list->cmpfunc != NULL);
748
49a284f61e8c update ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 747
diff changeset
370 assert(list->size < SIZE_MAX / 2);
747
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
371 char *cur = ((cx_array_list const *) list)->data;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
372
748
49a284f61e8c update ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 747
diff changeset
373 for (ssize_t i = 0; i < (ssize_t) list->size; i++) {
747
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
374 if (0 == list->cmpfunc(elem, cur)) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
375 return i;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
376 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
377 cur += list->item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
378 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
379
748
49a284f61e8c update ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 747
diff changeset
380 return -1;
747
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
381 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
382
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
383 static void cx_arl_sort(struct cx_list_s *list) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
384 assert(list->cmpfunc != NULL);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
385 qsort(((cx_array_list *) list)->data,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
386 list->size,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
387 list->item_size,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
388 list->cmpfunc
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
389 );
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
390 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
391
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
392 static int cx_arl_compare(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
393 struct cx_list_s const *list,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
394 struct cx_list_s const *other
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
395 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
396 assert(list->cmpfunc != NULL);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
397 if (list->size == other->size) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
398 char const *left = ((cx_array_list const *) list)->data;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
399 char const *right = ((cx_array_list const *) other)->data;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
400 for (size_t i = 0; i < list->size; i++) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
401 int d = list->cmpfunc(left, right);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
402 if (d != 0) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
403 return d;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
404 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
405 left += list->item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
406 right += other->item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
407 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
408 return 0;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
409 } else {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
410 return list->size < other->size ? -1 : 1;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
411 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
412 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
413
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
414 static void cx_arl_reverse(struct cx_list_s *list) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
415 if (list->size < 2) return;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
416 void *data = ((cx_array_list const *) list)->data;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
417 size_t half = list->size / 2;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
418 for (size_t i = 0; i < half; i++) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
419 cx_array_swap(data, list->item_size, i, list->size - 1 - i);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
420 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
421 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
422
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
423 static bool cx_arl_iter_valid(void const *it) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
424 struct cx_iterator_s const *iter = it;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
425 struct cx_list_s const *list = iter->src_handle;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
426 return iter->index < list->size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
427 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
428
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
429 static void *cx_arl_iter_current(void const *it) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
430 struct cx_iterator_s const *iter = it;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
431 return iter->elem_handle;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
432 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
433
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
434 static void cx_arl_iter_next(void *it) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
435 struct cx_iterator_base_s *itbase = it;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
436 if (itbase->remove) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
437 struct cx_mut_iterator_s *iter = it;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
438 itbase->remove = false;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
439 cx_arl_remove(iter->src_handle, iter->index);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
440 } else {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
441 struct cx_iterator_s *iter = it;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
442 iter->index++;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
443 iter->elem_handle =
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
444 ((char *) iter->elem_handle)
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
445 + ((struct cx_list_s const *) iter->src_handle)->item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
446 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
447 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
448
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
449 static void cx_arl_iter_prev(void *it) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
450 struct cx_iterator_base_s *itbase = it;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
451 struct cx_mut_iterator_s *iter = it;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
452 cx_array_list *const list = iter->src_handle;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
453 if (itbase->remove) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
454 itbase->remove = false;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
455 cx_arl_remove(iter->src_handle, iter->index);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
456 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
457 iter->index--;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
458 if (iter->index < list->base.size) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
459 iter->elem_handle = ((char *) list->data)
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
460 + iter->index * list->base.item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
461 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
462 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
463
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
464 static bool cx_arl_iter_flag_rm(void *it) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
465 struct cx_iterator_base_s *iter = it;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
466 if (iter->mutating) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
467 iter->remove = true;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
468 return true;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
469 } else {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
470 return false;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
471 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
472 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
473
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
474 static struct cx_iterator_s cx_arl_iterator(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
475 struct cx_list_s const *list,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
476 size_t index,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
477 bool backwards
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
478 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
479 struct cx_iterator_s iter;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
480
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
481 iter.index = index;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
482 iter.src_handle = list;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
483 iter.elem_handle = cx_arl_at(list, index);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
484 iter.base.valid = cx_arl_iter_valid;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
485 iter.base.current = cx_arl_iter_current;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
486 iter.base.next = backwards ? cx_arl_iter_prev : cx_arl_iter_next;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
487 iter.base.flag_removal = cx_arl_iter_flag_rm;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
488 iter.base.remove = false;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
489 iter.base.mutating = false;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
490
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
491 return iter;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
492 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
493
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
494 static cx_list_class cx_array_list_class = {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
495 cx_arl_destructor,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
496 cx_arl_insert_element,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
497 cx_arl_insert_array,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
498 cx_arl_insert_iter,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
499 cx_arl_remove,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
500 cx_arl_clear,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
501 cx_arl_swap,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
502 cx_arl_at,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
503 cx_arl_find,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
504 cx_arl_sort,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
505 cx_arl_compare,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
506 cx_arl_reverse,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
507 cx_arl_iterator,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
508 };
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
509
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
510 CxList *cxArrayListCreate(
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
511 CxAllocator const *allocator,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
512 cx_compare_func comparator,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
513 size_t item_size,
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
514 size_t initial_capacity
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
515 ) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
516 if (allocator == NULL) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
517 allocator = cxDefaultAllocator;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
518 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
519
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
520 cx_array_list *list = cxCalloc(allocator, 1, sizeof(cx_array_list));
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
521 if (list == NULL) return NULL;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
522
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
523 list->base.cl = &cx_array_list_class;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
524 list->base.allocator = allocator;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
525 list->base.cmpfunc = comparator;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
526 list->capacity = initial_capacity;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
527
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
528 if (item_size > 0) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
529 list->base.item_size = item_size;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
530 } else {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
531 item_size = sizeof(void *);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
532 cxListStorePointers((CxList *) list);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
533 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
534
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
535 // allocate the array after the real item_size is known
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
536 list->data = cxCalloc(allocator, initial_capacity, item_size);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
537 if (list->data == NULL) {
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
538 cxFree(allocator, list);
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
539 return NULL;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
540 }
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
541
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
542 // configure the reallocator
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
543 list->reallocator.realloc = cx_arl_realloc;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
544 list->reallocator.ptr1 = (void *) allocator;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
545
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
546 return (CxList *) list;
efbd59642577 ucx 3 update, basic dav commands work, most stuff is still broken
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
547 }

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