src/server/ucx/map.c

Fri, 21 Jun 2013 12:10:44 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Fri, 21 Jun 2013 12:10:44 +0200
changeset 71
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parent 66
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child 88
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permissions
-rw-r--r--

ucx update

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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 2013 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 <stdlib.h>
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30 #include <string.h>
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32 #include "map.h"
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33
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34 UcxMap *ucx_map_new(size_t size) {
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35 if(size == 0) {
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36 size = 16;
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37 }
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38
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39 UcxMap *map = (UcxMap*)malloc(sizeof(UcxMap));
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40 if(map == NULL) {
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41 return NULL;
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42 }
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43
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44 map->map = (UcxMapElement**)calloc(size, sizeof(UcxMapElement*));
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45 if(map->map == NULL) {
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46 free(map);
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47 return NULL;
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48 }
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49 map->size = size;
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50 map->count = 0;
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51
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52 return map;
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53 }
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54
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55 void ucx_map_free_elmlist(UcxMap *map) {
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56 for (size_t n = 0 ; n < map->size ; n++) {
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57 UcxMapElement *elem = map->map[n];
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58 if (elem != NULL) {
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59 do {
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60 UcxMapElement *next = elem->next;
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61 free(elem->key.data);
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62 free(elem);
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63 elem = next;
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64 } while (elem != NULL);
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65 }
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66 }
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67 free(map->map);
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68 }
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69
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70 void ucx_map_free(UcxMap *map) {
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71 ucx_map_free_elmlist(map);
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72 free(map);
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73 }
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74
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75 int ucx_map_copy(UcxMap *restrict from, UcxMap *restrict to,
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76 copy_func fnc, void *data) {
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77 UcxMapIterator i = ucx_map_iterator(from);
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78 void *value;
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79 UCX_MAP_FOREACH(value, i) {
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80 int ret = ucx_map_put(to, i.cur->key, fnc ? fnc(value, data) : value);
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81 if(ret != 0) {
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82 return 1;
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83 }
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84 }
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85 return 0;
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86 }
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87
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88 UcxMap *ucx_map_clone(UcxMap *map, copy_func fnc, void *data) {
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89 size_t bs = (map->count * 5) >> 1;
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90 UcxMap *newmap = ucx_map_new(bs > map->size ? bs : map->size);
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91 if(newmap == NULL) {
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92 return NULL;
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93 }
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94 ucx_map_copy(map, newmap, fnc, data);
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95 return newmap;
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96 }
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97
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98 int ucx_map_rehash(UcxMap *map) {
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99 size_t load = (map->size * 3) >> 2;
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100 if (map->count > load) {
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101 UcxMap oldmap;
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102 oldmap.map = map->map;
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103 oldmap.size = map->size;
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104 oldmap.count = map->count;
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105
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106 map->size = (map->count * 5) >> 1;
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107 map->map = (UcxMapElement**)calloc(map->size, sizeof(UcxMapElement*));
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108 if(map->map == NULL) {
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109 *map = oldmap;
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110 return 1;
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111 }
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112 map->count = 0;
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113 ucx_map_copy(&oldmap, map, NULL, NULL);
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114
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115 /* free the UcxMapElement list of oldmap */
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116 ucx_map_free_elmlist(&oldmap);
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117 }
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118 return 0;
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119 }
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120
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121 int ucx_map_put(UcxMap *map, UcxKey key, void *data) {
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122 if(key.hash == 0) {
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123 key.hash = ucx_hash((char*)key.data, key.len);
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124 }
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125
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126 size_t slot = key.hash%map->size;
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127 UcxMapElement *restrict elm = map->map[slot];
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128 UcxMapElement *restrict prev = NULL;
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129
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130 while (elm != NULL && elm->key.hash < key.hash) {
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131 prev = elm;
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132 elm = elm->next;
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133 }
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134
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135 if (elm == NULL || elm->key.hash != key.hash) {
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136 UcxMapElement *e = (UcxMapElement*)malloc(sizeof(UcxMapElement));
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137 if(e == NULL) {
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138 return -1;
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139 }
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140 e->key.data = NULL;
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141 if (prev) {
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142 prev->next = e;
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143 } else {
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144 map->map[slot] = e;
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145 }
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146 e->next = elm;
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147 elm = e;
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148 }
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149
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150 if(elm->key.data == NULL) {
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151 void *kd = malloc(key.len);
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152 if (kd == NULL) {
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parents: 21
diff changeset
153 return -1;
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parents: 21
diff changeset
154 }
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parents: 21
diff changeset
155 memcpy(kd, key.data, key.len);
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parents: 21
diff changeset
156 key.data = kd;
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parents: 21
diff changeset
157 elm->key = key;
36
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diff changeset
158 map->count++;
31
280250e45ba6 updated ucx
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parents: 21
diff changeset
159 }
15
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parents:
diff changeset
160 elm->data = data;
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parents:
diff changeset
161
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parents:
diff changeset
162 return 0;
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parents:
diff changeset
163 }
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parents:
diff changeset
164
66
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diff changeset
165 void* ucx_map_get_and_remove(UcxMap *map, UcxKey key, _Bool remove) {
15
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parents:
diff changeset
166 if(key.hash == 0) {
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parents:
diff changeset
167 key.hash = ucx_hash((char*)key.data, key.len);
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
168 }
31
280250e45ba6 updated ucx
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parents: 21
diff changeset
169
66
74babc0082b7 added authentication cache
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parents: 36
diff changeset
170 size_t slot = key.hash%map->size;
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parents: 36
diff changeset
171 UcxMapElement *restrict elm = map->map[slot];
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parents: 36
diff changeset
172 UcxMapElement *restrict pelm = NULL;
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parents: 36
diff changeset
173 while (elm && elm->key.hash <= key.hash) {
15
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parents:
diff changeset
174 if(elm->key.hash == key.hash) {
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parents:
diff changeset
175 int n = (key.len > elm->key.len) ? elm->key.len : key.len;
31
280250e45ba6 updated ucx
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parents: 21
diff changeset
176 if (memcmp(elm->key.data, key.data, n) == 0) {
66
74babc0082b7 added authentication cache
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parents: 36
diff changeset
177 void *data = elm->data;
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parents: 36
diff changeset
178 if (remove) {
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parents: 36
diff changeset
179 if (pelm) {
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parents: 36
diff changeset
180 pelm->next = elm->next;
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parents: 36
diff changeset
181 } else {
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parents: 36
diff changeset
182 map->map[slot] = elm->next;
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parents: 36
diff changeset
183 }
74babc0082b7 added authentication cache
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parents: 36
diff changeset
184 free(elm);
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parents: 36
diff changeset
185 map->count--;
74babc0082b7 added authentication cache
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parents: 36
diff changeset
186 }
74babc0082b7 added authentication cache
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parents: 36
diff changeset
187
74babc0082b7 added authentication cache
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parents: 36
diff changeset
188 return data;
15
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parents:
diff changeset
189 }
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
190 }
66
74babc0082b7 added authentication cache
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parents: 36
diff changeset
191 pelm = elm;
74babc0082b7 added authentication cache
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parents: 36
diff changeset
192 elm = pelm->next;
15
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
193 }
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
194
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parents:
diff changeset
195 return NULL;
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parents:
diff changeset
196 }
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
197
66
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parents: 36
diff changeset
198 void *ucx_map_get(UcxMap *map, UcxKey key) {
74babc0082b7 added authentication cache
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parents: 36
diff changeset
199 return ucx_map_get_and_remove(map, key, 0);
74babc0082b7 added authentication cache
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parents: 36
diff changeset
200 }
74babc0082b7 added authentication cache
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parents: 36
diff changeset
201
74babc0082b7 added authentication cache
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parents: 36
diff changeset
202 void *ucx_map_remove(UcxMap *map, UcxKey key) {
74babc0082b7 added authentication cache
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 36
diff changeset
203 return ucx_map_get_and_remove(map, key, 1);
74babc0082b7 added authentication cache
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parents: 36
diff changeset
204 }
74babc0082b7 added authentication cache
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parents: 36
diff changeset
205
15
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
206 UcxKey ucx_key(void *data, size_t len) {
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parents:
diff changeset
207 UcxKey key;
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parents:
diff changeset
208 key.data = data;
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parents:
diff changeset
209 key.len = len;
66
74babc0082b7 added authentication cache
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parents: 36
diff changeset
210 key.hash = ucx_hash((const char*) data, len);
15
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
211 return key;
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
212 }
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
213
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
214
66
74babc0082b7 added authentication cache
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parents: 36
diff changeset
215 int ucx_hash(const char *data, size_t len) {
15
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
216 /* murmur hash 2 */
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parents:
diff changeset
217
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parents:
diff changeset
218 int m = 0x5bd1e995;
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parents:
diff changeset
219 int r = 24;
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
220
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
221 int h = 25 ^ len;
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
222
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
223 int i = 0;
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parents:
diff changeset
224 while (len >= 4) {
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
225 int k = data[i + 0] & 0xFF;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
226 k |= (data[i + 1] & 0xFF) << 8;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
227 k |= (data[i + 2] & 0xFF) << 16;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
228 k |= (data[i + 3] & 0xFF) << 24;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
229
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
230 k *= m;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
231 k ^= k >> r;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
232 k *= m;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
233
cff9c4101dd7 Replaced old utils with ucx
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parents:
diff changeset
234 h *= m;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
235 h ^= k;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
236
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
237 i += 4;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
238 len -= 4;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
239 }
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
240
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
241 switch (len) {
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
242 case 3: h ^= (data[i + 2] & 0xFF) << 16;
36
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 31
diff changeset
243 /* no break */
15
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
244 case 2: h ^= (data[i + 1] & 0xFF) << 8;
36
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
245 /* no break */
15
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
246 case 1: h ^= (data[i + 0] & 0xFF); h *= m;
36
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
247 /* no break */
15
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
248 }
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
249
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
250 h ^= h >> 13;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
251 h *= m;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
252 h ^= h >> 15;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
253
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
254 return h;
cff9c4101dd7 Replaced old utils with ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
255 }
31
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
256
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
257 UcxMapIterator ucx_map_iterator(UcxMap *map) {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
258 UcxMapIterator i;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
259 i.map = map;
280250e45ba6 updated ucx
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parents: 21
diff changeset
260 i.cur = NULL;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
261 i.index = 0;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
262 return i;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
263 }
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
264
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
265 int ucx_map_iter_next(UcxMapIterator *i, void **elm) {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
266 UcxMapElement *e = i->cur;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
267
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
268 if(e == NULL) {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
269 e = i->map->map[0];
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
270 } else {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
271 e = e->next;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
272 }
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
273
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
274 while(i->index < i->map->size) {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
275 if(e != NULL) {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
276 if(e->data != NULL) {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
277 i->cur = e;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
278 *elm = e->data;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
279 return 0;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
280 }
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
281
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
282 e = e->next;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
283 } else {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
284 i->index++;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
285
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
286 if(i->index < i->map->size) {
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
287 e = i->map->map[i->index];
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
288 }
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
289 }
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
290 }
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
291
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
292 return 1;
280250e45ba6 updated ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 21
diff changeset
293 }
36
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 31
diff changeset
294
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
295 int ucx_map_load_enc(UcxMap *map, FILE *f, UcxAllocator allocator,
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
296 ucx_map_coder decoder, void* decdata) {
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parents: 31
diff changeset
297
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parents: 31
diff changeset
298 int c; int r, n;
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
299
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
300 char *key, *value;
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 31
diff changeset
301
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 31
diff changeset
302 while ((c = fgetc(f)) > 0) {
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
303 /* Discard leading spaces and comments */
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
304 if (c < 33) continue;
450d2d5f4735 server can reload configuration
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parents: 31
diff changeset
305 if (c == '#' || c == '!') {
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 31
diff changeset
306 while ((c = (char) fgetc(f)) > 0) {
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 31
diff changeset
307 if (c == '\n') break;
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 31
diff changeset
308 }
450d2d5f4735 server can reload configuration
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 31
diff changeset
309 continue;
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310 }
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311
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312 /* read into key buffer */
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313 n = 16;
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314 key = (char*) malloc(n);
36
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315 r = 0;
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316 do {
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317 if (c == '=') break;
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318 if (r > n - 2) {
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319 n *= 2;
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320 key = (char*) realloc(key, n);
36
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321 }
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322 key[r] = c;
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323 r++;
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324 } while ((c = fgetc(f)) > 0);
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325 if (c <= 0) {
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326 free(key);
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327 return 1;
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328 }
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329 key[r] = 0;
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330 while (key[--r] == ' ') key[r] = 0;
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331
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332 /* skip whitespaces */
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333 while ((c = fgetc(f)) > 0) {
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334 if (c > 32) break;
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335 }
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336 if (c <= 0) {
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337 free(key);
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338 return 1;
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339 }
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340
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341 /* read into value buffer */
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342 n = 64;
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343 value = (char*) malloc(n);
36
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344 r = 0;
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345 do {
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346 if (c == '\n') break;
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347 if (r > n - 2) {
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348 n *= 2;
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349 value = (char*) realloc(value, n);
36
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350 }
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351 value[r] = c;
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352 r++;
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353 } while ((c = fgetc(f)) > 0);
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354 value[r] = 0;
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355 while (value[--r] < 33) value[r] = 0;
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356
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357 if (decoder) {
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358 size_t decodedSize;
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359 void *decoded = decoder(value, decdata, &decodedSize);
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360 free(value);
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361 value = (char*) decoded;
36
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362 r = decodedSize;
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363 } else {
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364 r += 2;
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365 value = (char*) realloc(value, r);
36
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366 }
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367
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368 if (allocator.pool) {
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369 void *pooledValue = allocator.malloc(allocator.pool, r);
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370 memcpy(pooledValue, value, r);
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371 free(value);
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74babc0082b7 added authentication cache
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diff changeset
372 value = (char*) pooledValue;
36
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373 }
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374
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375 ucx_map_cstr_put(map, key, value);
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376 free(key);
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377 }
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diff changeset
378
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379 return 0;
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380 }
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381
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diff changeset
382 int ucx_map_store_enc(UcxMap *map, FILE *f,
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diff changeset
383 ucx_map_coder encoder, void *encdata) {
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diff changeset
384 UcxMapIterator iter = ucx_map_iterator(map);
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385 char *k, *v;
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386 sstr_t key, value;
66
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diff changeset
387 size_t written;
36
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diff changeset
388
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389 UCX_MAP_FOREACH(v, iter) {
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390 k = (char*) iter.cur->key.data;
66
74babc0082b7 added authentication cache
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diff changeset
391 key = sstrn(k, iter.cur->key.len);
36
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diff changeset
392 if (encoder) {
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diff changeset
393 size_t encodedSize;
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diff changeset
394 void *encoded = encoder(v, encdata, &encodedSize);
66
74babc0082b7 added authentication cache
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diff changeset
395 value = sstrn((char*) encoded,encodedSize - 1);
36
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diff changeset
396 } else {
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diff changeset
397 value = sstr(v);
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diff changeset
398 }
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parents: 31
diff changeset
399
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diff changeset
400 written = 0;
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diff changeset
401 written += fwrite(key.ptr, 1, key.length, f);
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diff changeset
402 written += fwrite(" = ", 1, 3, f);
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diff changeset
403 written += fwrite(value.ptr, 1, value.length, f);
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diff changeset
404 written += fwrite("\n", 1, 1, f);
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parents: 31
diff changeset
405
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parents: 31
diff changeset
406 if (encoder) {
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parents: 31
diff changeset
407 free(value.ptr);
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diff changeset
408 }
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parents: 31
diff changeset
409
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diff changeset
410 if (written != key.length + value.length + 4) return 1;
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diff changeset
411 }
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parents: 31
diff changeset
412
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diff changeset
413 return 0;
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parents: 31
diff changeset
414 }

mercurial