Mercurial > hg > th-libs
annotate th_datastruct.c @ 751:3091fd1987e9
Rename function argument.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Mon, 09 Jan 2023 09:49:13 +0200 |
parents | ca837a4417f5 |
children | 3710c117b7c7 |
rev | line source |
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269
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Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
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1 /* |
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2 * Various data structure functions |
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3 * Programmed and designed by Matti 'ccr' Hamalainen |
726 | 4 * (C) Copyright 2002-2022 Tecnic Software productions (TNSP) |
269
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5 * |
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6 * Please read file 'COPYING' for information on license and distribution. |
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7 */ |
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8 #include "th_datastruct.h" |
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9 |
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Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
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10 /* |
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11 * Doubly linked list handling |
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12 * |
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13 * In this implementation first node's prev points to last node of the list, |
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14 * and last node's next is NULL. This way we can semi-efficiently traverse to |
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15 * beginning and end of the list, assuming user does not do weird things. |
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16 */ |
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17 th_llist_t * th_llist_new(void *data) |
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18 { |
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19 th_llist_t *res = th_malloc0(sizeof(th_llist_t)); |
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20 res->data = data; |
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21 return res; |
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22 } |
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23 |
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24 |
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25 void th_llist_free_func_node(th_llist_t *list, void (*freefunc)(th_llist_t *)) |
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26 { |
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27 th_llist_t *curr = list; |
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28 |
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29 while (curr != NULL) |
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30 { |
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31 th_llist_t *next = curr->next; |
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32 freefunc(curr); |
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33 curr = next; |
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34 } |
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35 } |
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36 |
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37 |
560
414755d33796
Rename th_llist_free_func() to th_llist_free_func_data() to make it a bit more clear what this function does.
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38 void th_llist_free_func_data(th_llist_t *list, void (*freefunc)(void *data)) |
269
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39 { |
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Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
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40 th_llist_t *curr = list; |
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41 |
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42 while (curr != NULL) |
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43 { |
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44 th_llist_t *next = curr->next; |
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45 if (curr->data != NULL) |
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46 freefunc(curr->data); |
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47 th_free(curr); |
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48 curr = next; |
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49 } |
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50 } |
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51 |
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52 |
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53 void th_llist_free(th_llist_t *list) |
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54 { |
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55 th_llist_t *curr = list; |
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56 |
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57 while (curr != NULL) |
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58 { |
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59 th_llist_t *next = curr->next; |
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60 th_free(curr); |
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61 curr = next; |
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62 } |
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63 } |
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64 |
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65 |
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66 void th_llist_append_node(th_llist_t **list, th_llist_t *node) |
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67 { |
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68 if (*list != NULL) |
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69 { |
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70 node->prev = (*list)->prev; |
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71 (*list)->prev->next = node; |
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72 (*list)->prev = node; |
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73 (*list)->num++; |
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74 } |
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75 else |
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76 { |
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77 *list = node; |
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78 node->prev = node; |
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79 (*list)->num = 1; |
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80 } |
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81 |
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82 node->next = NULL; |
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83 } |
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84 |
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85 |
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86 th_llist_t *th_llist_append(th_llist_t **list, void *data) |
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87 { |
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88 th_llist_t *node = th_llist_new(data); |
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89 |
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90 th_llist_append_node(list, node); |
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91 |
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92 return node; |
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93 } |
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94 |
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95 |
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96 void th_llist_prepend_node(th_llist_t **list, th_llist_t *node) |
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97 { |
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98 if (*list != NULL) |
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99 { |
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100 node->prev = (*list)->prev; |
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101 node->next = *list; |
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102 (*list)->prev = node; |
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103 node->num = (*list)->num + 1; |
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104 *list = node; |
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105 } |
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106 else |
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107 { |
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108 *list = node->prev = node; |
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109 node->next = NULL; |
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110 (*list)->num = 1; |
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111 } |
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112 |
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113 } |
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114 |
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115 |
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116 th_llist_t *th_llist_prepend(th_llist_t **list, void *data) |
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117 { |
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118 th_llist_t *node = th_llist_new(data); |
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119 |
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120 th_llist_prepend_node(list, node); |
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121 |
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122 return node; |
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123 } |
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124 |
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125 /* |
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126 1) Remove a middle node |
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127 |
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128 node0->prev->next = node->next (node1) |
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129 node0->next->prev = node->prev (list) |
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130 |
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131 node2 <- list <=> node0 <=> node1 <=> node2 -> NULL |
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132 node2 <- list <=> node1 <=> node2 -> NULL |
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133 |
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134 2) Remove first node when many items |
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135 |
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136 |
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137 node2 <- list <=> node0 <=> node1 <=> node2 -> NULL |
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138 node2 <- node0 <=> node1 <=> node2 -> NULL |
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139 |
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140 *list = node0 |
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141 |
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142 3) Remove last node in list |
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143 |
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144 if (node->next == NULL) { |
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145 list->prev = node->prev; |
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146 node->prev->next = NULL; |
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147 } |
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148 |
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149 node2 <- list <=> node0 <=> node1 <=> node2 -> NULL |
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150 node1 <- list <=> node0 <=> node1 -> NULL |
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151 |
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152 4) Remove last |
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153 |
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154 list <- list -> NULL |
441
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155 |
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156 |
269
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157 */ |
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158 void th_llist_delete_node(th_llist_t **list, th_llist_t *node) |
269
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159 { |
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160 if (node == *list) |
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161 { |
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162 // First node in list |
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163 th_llist_t *tmp = (*list)->next; |
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164 if (tmp != NULL) |
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165 { |
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166 tmp->num = (*list)->num - 1; |
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167 tmp->prev = (*list)->prev; |
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168 } |
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169 *list = tmp; |
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170 } |
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171 else |
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172 { |
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173 // Somewhere in middle or end |
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174 if (node->prev != NULL) |
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175 node->prev->next = node->next; |
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176 |
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177 if (node->next != NULL) |
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178 node->next->prev = node->prev; |
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179 else |
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180 (*list)->prev = node; // Last node |
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181 |
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182 (*list)->num--; |
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183 } |
441
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184 |
269
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185 node->next = node->prev = NULL; |
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186 } |
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187 |
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188 |
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189 th_llist_t * th_llist_get_nth(th_llist_t *list, const size_t n) |
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190 { |
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191 th_llist_t *curr = list; |
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192 size_t i; |
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193 |
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194 for (i = 0; curr != NULL && i < n; curr = curr->next, i++); |
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195 |
349
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196 return (i == n) ? curr : NULL; |
269
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197 } |
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198 |
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199 |
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200 size_t th_llist_length(const th_llist_t *list) |
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201 { |
348 | 202 return (list == NULL) ? 0 : list->num; |
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203 } |
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204 |
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205 |
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206 ssize_t th_llist_position(const th_llist_t *list, const th_llist_t *node) |
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207 { |
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208 const th_llist_t *curr = list; |
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209 ssize_t i = 0; |
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210 |
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211 while (curr != NULL) |
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212 { |
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213 if (curr == node) |
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214 return i; |
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215 else |
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216 i++; |
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217 |
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218 curr = curr->next; |
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219 } |
441
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220 |
269
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221 return -1; |
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222 } |
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223 |
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224 |
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225 void th_llist_foreach(th_llist_t *list, void (*func)(th_llist_t *node, void *userdata), void *data) |
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226 { |
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227 th_llist_t *curr = list; |
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228 |
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229 while (curr != NULL) |
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230 { |
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231 func(curr, data); |
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232 curr = curr->next; |
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233 } |
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234 } |
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235 |
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236 |
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237 int th_llist_foreach_cond(th_llist_t *list, int (*func)(th_llist_t *node, void *userdata), void *data, th_llist_t **ret) |
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238 { |
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239 th_llist_t *curr = list; |
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240 |
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241 while (curr != NULL) |
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242 { |
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243 int res = func(curr, data); |
670 | 244 if (res != THERR_OK) |
269
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245 { |
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246 *ret = curr; |
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247 return res; |
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248 } |
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249 curr = curr->next; |
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250 } |
441
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251 |
670 | 252 return THERR_OK; |
269
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253 } |
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254 |
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255 |
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256 th_llist_t * th_llist_find(th_llist_t *list, const void *data) |
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257 { |
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258 th_llist_t *curr = list; |
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259 |
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260 while (curr != NULL) |
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261 { |
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262 if (curr->data == data) |
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263 return curr; |
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264 curr = curr->next; |
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265 } |
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266 |
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267 return NULL; |
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268 } |
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269 |
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270 |
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271 th_llist_t * th_llist_find_func(th_llist_t *list, const void *userdata, int (compare)(const void *, const void *)) |
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272 { |
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273 th_llist_t *curr = list; |
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274 |
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275 while (curr != NULL) |
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276 { |
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277 if (compare(curr->data, userdata) == 0) |
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278 return curr; |
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279 curr = curr->next; |
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280 } |
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281 |
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282 return NULL; |
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283 } |
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284 |
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285 |
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286 /* |
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287 * Ringbuffers |
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288 */ |
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289 int th_ringbuf_init(th_ringbuf_t *buf, const size_t size, void (*mdeallocator)(void *data)) |
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290 { |
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291 memset(buf, 0, sizeof(*buf)); |
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292 |
631
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293 // Must have at least 2 elements |
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294 if (size < 2) |
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295 return THERR_BOUNDS; |
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296 |
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297 if ((buf->data = th_calloc(size, sizeof(void *))) == NULL) |
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298 return THERR_MALLOC; |
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299 |
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300 buf->size = size; |
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301 buf->n = 0; |
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302 buf->deallocator = mdeallocator; |
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303 |
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304 return THERR_OK; |
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305 } |
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306 |
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307 |
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308 int th_ringbuf_new(th_ringbuf_t **buf, const size_t size, void (*mdeallocator)(void *data)) |
269
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309 { |
631
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310 int res; |
628
140e2272471c
Add some error checking in th_ringbuf_new().
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311 |
731
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312 if ((*buf = th_malloc0(sizeof(th_ringbuf_t))) == NULL) |
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313 return THERR_MALLOC; |
441
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314 |
731
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315 if ((res = th_ringbuf_init(*buf, size, mdeallocator)) != THERR_OK) |
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316 { |
732 | 317 th_free(*buf); |
731
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318 return res; |
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319 } |
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320 |
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321 (*buf)->is_allocated = true; |
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322 |
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323 return THERR_OK; |
269
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324 } |
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325 |
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326 |
632
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327 int th_ringbuf_grow(th_ringbuf_t *buf, const size_t nadd) |
269
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328 { |
632
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329 if (buf == NULL) |
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330 return THERR_NULLPTR; |
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331 |
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332 buf->data = (void **) th_realloc(buf->data, (buf->size + nadd) * sizeof(void *)); |
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333 if (buf->data == NULL) |
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334 return THERR_MALLOC; |
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335 |
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336 memset(buf->data + buf->size, 0, sizeof(void *) * nadd); |
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337 buf->size += nadd; |
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338 |
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339 return THERR_OK; |
269
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340 } |
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341 |
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342 |
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343 void th_ringbuf_free(th_ringbuf_t *buf) |
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344 { |
626
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345 for (size_t i = 0; i < buf->size; i++) |
269
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346 { |
730
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347 buf->deallocator(buf->data[i]); |
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348 } |
441
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349 |
269
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350 th_free(buf->data); |
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351 |
733
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352 if (buf->is_allocated) |
631
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353 th_free(buf); |
269
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354 } |
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355 |
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356 |
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357 void th_ringbuf_add(th_ringbuf_t *buf, void *ptr) |
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358 { |
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359 if (buf->n < buf->size) |
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360 buf->n++; |
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361 |
730
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362 buf->deallocator(buf->data[0]); |
269
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363 memmove(&(buf->data[0]), &(buf->data[1]), (buf->size - 1) * sizeof(void *)); |
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364 buf->data[buf->size - 1] = ptr; |
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365 } |
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366 |
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367 |
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368 /* |
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369 * Growing buffer |
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370 */ |
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371 void th_growbuf_clear(th_growbuf_t *buf) |
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372 { |
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373 // Simply reset the current "length" |
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374 buf->len = 0; |
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375 } |
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|
376 |
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|
377 |
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378 void th_growbuf_init(th_growbuf_t *buf, const size_t mingrow) |
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|
379 { |
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380 // Initialize the buffer structure |
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381 memset(buf, 0, sizeof(th_growbuf_t)); |
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|
382 buf->mingrow = mingrow; |
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|
383 } |
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|
384 |
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|
385 |
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|
386 th_growbuf_t *th_growbuf_new(const size_t mingrow) |
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|
387 { |
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|
388 th_growbuf_t *buf; |
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|
389 |
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390 if ((buf = th_malloc(sizeof(th_growbuf_t))) == NULL) |
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|
391 return NULL; |
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|
392 |
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changeset
|
393 th_growbuf_init(buf, mingrow); |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
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diff
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|
394 buf->is_allocated = true; |
269
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|
395 |
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|
396 return buf; |
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|
397 } |
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|
398 |
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|
399 |
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|
400 void th_growbuf_free(th_growbuf_t *buf) |
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|
401 { |
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|
402 th_free(buf->data); |
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|
403 |
733
79d06eb6d39f
Rename "allocated" field to "is_allocated" in some structures.
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diff
changeset
|
404 if (buf->is_allocated) |
269
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|
405 th_free(buf); |
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|
406 } |
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|
407 |
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|
408 |
735
31bc1ed07cf5
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|
409 bool th_growbuf_grow(th_growbuf_t *buf, const size_t amount) |
269
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|
410 { |
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|
411 if (buf == NULL) |
735
31bc1ed07cf5
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412 return false; |
269
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|
413 |
464 | 414 if (buf->data == NULL || buf->len + amount >= buf->size) |
269
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|
415 { |
464 | 416 buf->size += amount + (buf->mingrow > 0 ? buf->mingrow : TH_BUFGROW); |
417 if ((buf->data = th_realloc(buf->data, buf->size)) == NULL) | |
735
31bc1ed07cf5
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733
diff
changeset
|
418 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
419 } |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
420 return true; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
421 } |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
422 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
423 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
424 bool th_growbuf_puts(th_growbuf_t *buf, const char *str, bool eos) |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
425 { |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
426 size_t slen; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
427 if (str == NULL) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
428 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
429 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
430 slen = strlen(str); |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
431 if (!th_growbuf_grow(buf, slen + 1)) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
432 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
433 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
434 memcpy(buf->data + buf->len, str, slen + 1); |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
435 buf->len += eos ? (slen + 1) : slen; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
436 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
437 return true; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
438 } |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
439 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
440 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
441 bool th_growbuf_putch(th_growbuf_t *buf, const char ch) |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
442 { |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
443 if (!th_growbuf_grow(buf, sizeof(char))) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
444 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
445 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
446 buf->data[buf->len++] = (uint8_t) ch; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
447 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
448 return true; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
449 } |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
450 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
451 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
452 bool th_growbuf_put_str(th_growbuf_t *buf, const void *str, const size_t len) |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
453 { |
464 | 454 if (str == NULL) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
455 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
456 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
457 if (!th_growbuf_grow(buf, len + 1)) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
458 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
459 |
464 | 460 memcpy(buf->data + buf->len, str, len + 1); |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
461 buf->len += len; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
462 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
463 return true; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
464 } |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
465 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
466 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
467 bool th_growbuf_put_u8(th_growbuf_t *buf, const uint8_t val) |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
468 { |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
469 if (!th_growbuf_grow(buf, sizeof(uint8_t))) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
470 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
471 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
472 buf->data[buf->len++] = val; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
473 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
474 return true; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
475 } |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
476 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
477 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
478 bool th_growbuf_put_u16_be(th_growbuf_t *buf, const uint16_t val) |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
479 { |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
480 if (!th_growbuf_grow(buf, sizeof(uint16_t))) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
481 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
482 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
483 buf->data[buf->len++] = (val >> 8) & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
484 buf->data[buf->len++] = val & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
485 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
486 return true; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
487 } |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
488 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
489 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
490 bool th_growbuf_put_u16_le(th_growbuf_t *buf, const uint16_t val) |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
491 { |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
492 if (!th_growbuf_grow(buf, sizeof(uint16_t))) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
493 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
494 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
495 buf->data[buf->len++] = val & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
496 buf->data[buf->len++] = (val >> 8) & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
497 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
498 return true; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
499 } |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
500 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
501 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
502 bool th_growbuf_put_u32_be(th_growbuf_t *buf, const uint32_t val) |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
503 { |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
504 if (!th_growbuf_grow(buf, sizeof(uint32_t))) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
505 return false; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
506 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
507 buf->data[buf->len++] = (val >> 24) & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
508 buf->data[buf->len++] = (val >> 16) & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
509 buf->data[buf->len++] = (val >> 8) & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
510 buf->data[buf->len++] = val & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
511 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
512 return true; |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
513 } |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
514 |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
515 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
516 bool th_growbuf_put_u32_le(th_growbuf_t *buf, const uint32_t val) |
269
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
517 { |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
518 if (!th_growbuf_grow(buf, sizeof(uint32_t))) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
519 return false; |
269
fcbdc12f5866
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|
520 |
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Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
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parents:
diff
changeset
|
521 buf->data[buf->len++] = val & 0xff; |
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Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
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parents:
diff
changeset
|
522 buf->data[buf->len++] = (val >> 8) & 0xff; |
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Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
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parents:
diff
changeset
|
523 buf->data[buf->len++] = (val >> 16) & 0xff; |
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Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
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parents:
diff
changeset
|
524 buf->data[buf->len++] = (val >> 24) & 0xff; |
fcbdc12f5866
Split data structures (linked lists, growbufs, ringbufs, etc.) code into th_datastruct.[ch] module.
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parents:
diff
changeset
|
525 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
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|
526 return true; |
269
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|
527 } |
271
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|
528 |
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|
529 |
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diff
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|
530 /* |
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|
531 * Simple legacy string growing buffer |
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|
532 */ |
735
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Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
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|
533 bool th_strbuf_grow(char **buf, size_t *bufsize, size_t *len, size_t grow) |
271
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|
534 { |
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diff
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|
535 if (*buf == NULL) |
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Oops, forgot to move th_strbuf_* functions into datastruct module.
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diff
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|
536 *bufsize = *len = 0; |
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diff
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|
537 |
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Oops, forgot to move th_strbuf_* functions into datastruct module.
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diff
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|
538 if (*buf == NULL || *len + grow >= *bufsize) |
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diff
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|
539 { |
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|
540 *bufsize += grow + TH_BUFGROW; |
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Oops, forgot to move th_strbuf_* functions into datastruct module.
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diff
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|
541 *buf = th_realloc(*buf, *bufsize); |
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|
542 if (*buf == NULL) |
735
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Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
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parents:
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changeset
|
543 return false; |
271
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|
544 } |
735
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Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
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changeset
|
545 return true; |
271
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diff
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|
546 } |
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diff
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|
547 |
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|
548 |
735
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changeset
|
549 bool th_strbuf_putch(char **buf, size_t *bufsize, size_t *len, const uint8_t ch) |
271
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|
550 { |
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|
551 if (!th_strbuf_grow(buf, bufsize, len, 1)) |
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changeset
|
552 return false; |
271
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|
553 |
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|
554 (*buf)[*len] = ch; |
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diff
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|
555 (*len)++; |
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diff
changeset
|
556 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
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parents:
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diff
changeset
|
557 return true; |
271
2f067fbf6f13
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diff
changeset
|
558 } |
2f067fbf6f13
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269
diff
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|
559 |
2f067fbf6f13
Oops, forgot to move th_strbuf_* functions into datastruct module.
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diff
changeset
|
560 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
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parents:
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changeset
|
561 bool th_strbuf_putsn(char **buf, size_t *bufsize, size_t *len, const char *str, const size_t slen) |
445
6d29aaeab290
Add new function th_strbuf_putsn().
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parents:
441
diff
changeset
|
562 { |
6d29aaeab290
Add new function th_strbuf_putsn().
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parents:
441
diff
changeset
|
563 if (str == NULL) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
564 return false; |
445
6d29aaeab290
Add new function th_strbuf_putsn().
Matti Hamalainen <ccr@tnsp.org>
parents:
441
diff
changeset
|
565 |
6d29aaeab290
Add new function th_strbuf_putsn().
Matti Hamalainen <ccr@tnsp.org>
parents:
441
diff
changeset
|
566 if (!th_strbuf_grow(buf, bufsize, len, slen + 1)) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
567 return false; |
445
6d29aaeab290
Add new function th_strbuf_putsn().
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parents:
441
diff
changeset
|
568 |
6d29aaeab290
Add new function th_strbuf_putsn().
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parents:
441
diff
changeset
|
569 memcpy(*buf + *len, str, slen); |
6d29aaeab290
Add new function th_strbuf_putsn().
Matti Hamalainen <ccr@tnsp.org>
parents:
441
diff
changeset
|
570 (*len) += slen; |
6d29aaeab290
Add new function th_strbuf_putsn().
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parents:
441
diff
changeset
|
571 *(buf + *len + slen) = 0; |
6d29aaeab290
Add new function th_strbuf_putsn().
Matti Hamalainen <ccr@tnsp.org>
parents:
441
diff
changeset
|
572 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
573 return true; |
445
6d29aaeab290
Add new function th_strbuf_putsn().
Matti Hamalainen <ccr@tnsp.org>
parents:
441
diff
changeset
|
574 } |
6d29aaeab290
Add new function th_strbuf_putsn().
Matti Hamalainen <ccr@tnsp.org>
parents:
441
diff
changeset
|
575 |
6d29aaeab290
Add new function th_strbuf_putsn().
Matti Hamalainen <ccr@tnsp.org>
parents:
441
diff
changeset
|
576 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
577 bool th_strbuf_puts(char **buf, size_t *bufsize, size_t *len, const char *str) |
271
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diff
changeset
|
578 { |
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diff
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|
579 size_t slen; |
2f067fbf6f13
Oops, forgot to move th_strbuf_* functions into datastruct module.
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diff
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|
580 if (str == NULL) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
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changeset
|
581 return false; |
271
2f067fbf6f13
Oops, forgot to move th_strbuf_* functions into datastruct module.
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diff
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|
582 |
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|
583 slen = strlen(str); |
2f067fbf6f13
Oops, forgot to move th_strbuf_* functions into datastruct module.
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269
diff
changeset
|
584 if (!th_strbuf_grow(buf, bufsize, len, slen + 1)) |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
585 return false; |
271
2f067fbf6f13
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269
diff
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|
586 |
2f067fbf6f13
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269
diff
changeset
|
587 memcpy(*buf + *len, str, slen + 1); |
2f067fbf6f13
Oops, forgot to move th_strbuf_* functions into datastruct module.
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|
588 (*len) += slen; |
2f067fbf6f13
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269
diff
changeset
|
589 |
735
31bc1ed07cf5
Renaming BOOL->bool and TRUE/FALSE to true/false, and using stdbool.h if available.
Matti Hamalainen <ccr@tnsp.org>
parents:
733
diff
changeset
|
590 return true; |
271
2f067fbf6f13
Oops, forgot to move th_strbuf_* functions into datastruct module.
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269
diff
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|
591 } |
736
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
735
diff
changeset
|
592 |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
735
diff
changeset
|
593 |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
735
diff
changeset
|
594 int th_ptrlist_init(th_ptrlist_t *list, const size_t ninitial, const size_t ngrow) |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
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parents:
735
diff
changeset
|
595 { |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
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parents:
735
diff
changeset
|
596 memset(list, 0, sizeof(*list)); |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
735
diff
changeset
|
597 |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
735
diff
changeset
|
598 if (ngrow == 0) |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
Matti Hamalainen <ccr@tnsp.org>
parents:
735
diff
changeset
|
599 return THERR_INVALID_ARGS; |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
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parents:
735
diff
changeset
|
600 |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
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parents:
735
diff
changeset
|
601 list->nitems = 0; |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
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parents:
735
diff
changeset
|
602 list->nallocated = ninitial; |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
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parents:
735
diff
changeset
|
603 list->ngrow = ngrow; |
ca837a4417f5
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parents:
735
diff
changeset
|
604 |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
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parents:
735
diff
changeset
|
605 if ((list->items = th_malloc(list->nallocated * sizeof(void *))) == NULL) |
ca837a4417f5
Add simple growing pointerlist data stucture implementation.
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parents:
735
diff
changeset
|
606 return THERR_MALLOC; |
ca837a4417f5
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parents:
735
diff
changeset
|
607 |
ca837a4417f5
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parents:
735
diff
changeset
|
608 return THERR_OK; |
ca837a4417f5
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parents:
735
diff
changeset
|
609 } |
ca837a4417f5
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parents:
735
diff
changeset
|
610 |
ca837a4417f5
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parents:
735
diff
changeset
|
611 |
ca837a4417f5
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735
diff
changeset
|
612 int th_ptrlist_new(th_ptrlist_t **list, const size_t ninitial, const size_t ngrow) |
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diff
changeset
|
613 { |
ca837a4417f5
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parents:
735
diff
changeset
|
614 int res; |
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parents:
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diff
changeset
|
615 |
ca837a4417f5
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diff
changeset
|
616 if ((*list = th_malloc0(sizeof(th_ptrlist_t))) == NULL) |
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diff
changeset
|
617 return THERR_MALLOC; |
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diff
changeset
|
618 |
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parents:
735
diff
changeset
|
619 if ((res = th_ptrlist_init(*list, ninitial, ngrow)) != THERR_OK) |
ca837a4417f5
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diff
changeset
|
620 { |
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735
diff
changeset
|
621 th_free(*list); |
ca837a4417f5
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parents:
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diff
changeset
|
622 return res; |
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parents:
735
diff
changeset
|
623 } |
ca837a4417f5
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diff
changeset
|
624 |
ca837a4417f5
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parents:
735
diff
changeset
|
625 (*list)->is_allocated = true; |
ca837a4417f5
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parents:
735
diff
changeset
|
626 |
ca837a4417f5
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parents:
735
diff
changeset
|
627 return THERR_OK; |
ca837a4417f5
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parents:
735
diff
changeset
|
628 } |
ca837a4417f5
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parents:
735
diff
changeset
|
629 |
ca837a4417f5
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parents:
735
diff
changeset
|
630 |
751 | 631 int th_ptrlist_append(th_ptrlist_t *list, void *data) |
736
ca837a4417f5
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parents:
735
diff
changeset
|
632 { |
ca837a4417f5
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parents:
735
diff
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633 if (list->nitems + 1 >= list->nallocated) |
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634 { |
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635 list->nallocated += list->ngrow; |
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636 if ((list->items = th_realloc(list->items, list->nallocated * sizeof(void *))) == NULL) |
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637 return THERR_MALLOC; |
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638 } |
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639 |
751 | 640 list->items[list->nitems++] = data; |
736
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641 |
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642 return THERR_OK; |
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643 } |
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644 |
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645 |
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646 void th_ptrlist_free(th_ptrlist_t *list, void (*mdeallocator)(void *data)) |
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647 { |
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648 if (mdeallocator != NULL) |
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649 { |
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650 for (size_t i = 0; i < list->nitems; i++) |
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651 mdeallocator(list->items[i]); |
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652 } |
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653 |
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654 th_free(list->items); |
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655 |
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656 if (list->is_allocated) |
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657 th_free(list); |
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658 } |