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< div id = "projectbrief" > Aaru Data Preservation Suite - Format Library< / div >
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< a href = "hash__map_8c.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > /*< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > * This file is part of the Aaru Data Preservation Suite.< / span > < / div >
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< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > * Copyright (c) 2019-2026 Natalia Portillo.< / span > < / div >
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< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > *< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > * This library is free software; you can redistribute it and/or modify< / span > < / div >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > * it under the terms of the GNU Lesser General Public License as< / span > < / div >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > * published by the Free Software Foundation; either version 2.1 of the< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > * License, or (at your option) any later version.< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > *< / span > < / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > * This library is distributed in the hope that it will be useful, but< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > * WITHOUT ANY WARRANTY; without even the implied warranty of< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < span class = "comment" > * Lesser General Public License for more details.< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "comment" > *< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "comment" > * You should have received a copy of the GNU Lesser General Public< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "comment" > * License along with this library; if not, see < http://www.gnu.org/licenses/> .< / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "comment" > */< / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < stdbool.h> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < stdint.h> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < stdlib.h> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include " < a class = "code" href = "hash__map_8h.html" > hash_map.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < / div >
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< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8c.html#a40958a1382463445e451148e3a93e049" > 25< / a > < / span > < span class = "preprocessor" > #define INITIAL_SIZE 1024< / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8c.html#a846f78d98a30c431ef3a4d570e657913" > 26< / a > < / span > < span class = "preprocessor" > #define LOAD_FACTOR 0.75< / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8c.html#a614af37e22c4614e66ca11ccaa1beda6" > 27< / a > < / span > < span class = "preprocessor" > #define LARGE_MAP_THRESHOLD (2ULL * 1024 * 1024 * 1024 / sizeof(kv_pair_t)) < / span > < span class = "comment" > // ~2GB worth of entries< / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8c.html#a38c4d7f794a3272aea11f3653fcf04c4" > 28< / a > < / span > < span class = "preprocessor" > #define LARGE_GROWTH_FACTOR 1.25 < / span > < span class = "comment" > // 25% growth for large maps< / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < / div >
< div class = "foldopen" id = "foldopen00051" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8h.html#a4698f62d88ee9530fb93bf672455676f" > 51< / a > < / span > < a class = "code hl_struct" href = "structhash__map__t.html" > hash_map_t< / a > *< a class = "code hl_function" href = "hash__map_8c.html#a4698f62d88ee9530fb93bf672455676f" > create_map< / a > (< span class = "keywordtype" > size_t< / span > size)< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > {< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "comment" > // Enforce minimum size to prevent division by zero in modulo operations< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "keywordflow" > if< / span > (size < < a class = "code hl_define" href = "hash__map_8c.html#a40958a1382463445e451148e3a93e049" > INITIAL_SIZE< / a > ) size = < a class = "code hl_define" href = "hash__map_8c.html#a40958a1382463445e451148e3a93e049" > INITIAL_SIZE< / a > ;< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < a class = "code hl_struct" href = "structhash__map__t.html" > hash_map_t< / a > *map = malloc(< span class = "keyword" > sizeof< / span > (< a class = "code hl_struct" href = "structhash__map__t.html" > hash_map_t< / a > ));< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > = calloc(size, < span class = "keyword" > sizeof< / span > (< a class = "code hl_struct" href = "structkv__pair__t.html" > kv_pair_t< / a > ));< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > = size;< / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#a32b1f62bf18d74209db0afe797d69bae" > count< / a > = 0;< / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < span class = "keywordflow" > return< / span > map;< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > }< / div >
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< / div >
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< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < / div >
< div class = "foldopen" id = "foldopen00078" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8h.html#ab885e8c5bedaf6f3cca1877e378fd04f" > 78< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "hash__map_8c.html#ab885e8c5bedaf6f3cca1877e378fd04f" > free_map< / a > (< a class = "code hl_struct" href = "structhash__map__t.html" > hash_map_t< / a > *map)< / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > {< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > free(map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > );< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > free(map);< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > }< / div >
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< / div >
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< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < / div >
< div class = "foldopen" id = "foldopen00103" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8c.html#a149bd33c2f2fe226e330d4e0177d36fa" > 103< / a > < / span > < span class = "keyword" > static< / span > < span class = "keywordtype" > size_t< / span > < a class = "code hl_function" href = "hash__map_8c.html#a149bd33c2f2fe226e330d4e0177d36fa" > calculate_new_size< / a > (< span class = "keywordtype" > size_t< / span > current_size)< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > {< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < span class = "keywordflow" > if< / span > (current_size < < a class = "code hl_define" href = "hash__map_8c.html#a614af37e22c4614e66ca11ccaa1beda6" > LARGE_MAP_THRESHOLD< / a > ) < span class = "keywordflow" > return< / span > current_size * 2;< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < span class = "keywordflow" > return< / span > (< span class = "keywordtype" > size_t< / span > )((double)current_size * < a class = "code hl_define" href = "hash__map_8c.html#a38c4d7f794a3272aea11f3653fcf04c4" > LARGE_GROWTH_FACTOR< / a > );< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > }< / div >
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< / div >
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< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < / div >
< div class = "foldopen" id = "foldopen00133" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8c.html#ad662d4309e791d854bc7a788b1cddf34" > 133< / a > < / span > < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "hash__map_8c.html#ad662d4309e791d854bc7a788b1cddf34" > resize_map< / a > (< a class = "code hl_struct" href = "structhash__map__t.html" > hash_map_t< / a > *map, < span class = "keywordtype" > size_t< / span > new_size)< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > {< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > < a class = "code hl_struct" href = "structkv__pair__t.html" > kv_pair_t< / a > *old_table = map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > ;< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < span class = "keywordtype" > size_t< / span > old_size = map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > = calloc(new_size, < span class = "keyword" > sizeof< / span > (< a class = "code hl_struct" href = "structkv__pair__t.html" > kv_pair_t< / a > ));< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > = new_size;< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#a32b1f62bf18d74209db0afe797d69bae" > count< / a > = 0;< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < old_size; i++)< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "keywordflow" > if< / span > (old_table[i].key != 0)< / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > {< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "comment" > // Re-insert< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < span class = "keywordtype" > size_t< / span > idx = old_table[i].< a class = "code hl_variable" href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > key< / a > % new_size;< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > < span class = "keywordflow" > while< / span > (map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > key< / a > != 0) idx = (idx + 1) % new_size;< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx] = old_table[i];< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#a32b1f62bf18d74209db0afe797d69bae" > count< / a > ++;< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > }< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > < / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > free(old_table);< / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > }< / div >
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< / div >
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< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < / div >
< div class = "foldopen" id = "foldopen00185" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8h.html#a56a11edd19b5362f1dd719a11c06f892" > 185< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "hash__map_8c.html#a56a11edd19b5362f1dd719a11c06f892" > insert_map< / a > (< a class = "code hl_struct" href = "structhash__map__t.html" > hash_map_t< / a > *map, uint64_t key, uint64_t value)< / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > {< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "keywordflow" > if< / span > ((< span class = "keywordtype" > double< / span > )map-> < a class = "code hl_variable" href = "structhash__map__t.html#a32b1f62bf18d74209db0afe797d69bae" > count< / a > / map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > > < a class = "code hl_define" href = "hash__map_8c.html#a846f78d98a30c431ef3a4d570e657913" > LOAD_FACTOR< / a > ) < a class = "code hl_function" href = "hash__map_8c.html#ad662d4309e791d854bc7a788b1cddf34" > resize_map< / a > (map, < a class = "code hl_function" href = "hash__map_8c.html#a149bd33c2f2fe226e330d4e0177d36fa" > calculate_new_size< / a > (map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > ));< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < span class = "keywordtype" > size_t< / span > idx = key % map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "keywordflow" > while< / span > (map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > key< / a > != 0 & & map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > key< / a > != key) idx = (idx + 1) % map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > key< / a > == key) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // Already present< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > key< / a > = key;< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#adf26f353bbdec145acb6e64403f94179" > value< / a > = value;< / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > map-> < a class = "code hl_variable" href = "structhash__map__t.html#a32b1f62bf18d74209db0afe797d69bae" > count< / a > ++;< / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > }< / div >
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< / div >
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< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < / div >
< div class = "foldopen" id = "foldopen00228" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > < a class = "line" href = "hash__map_8h.html#a0719b4ee8aaa73765678b6b1db733fcd" > 228< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "hash__map_8c.html#a0719b4ee8aaa73765678b6b1db733fcd" > lookup_map< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structhash__map__t.html" > hash_map_t< / a > *map, uint64_t key, uint64_t *out_value)< / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > {< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "keywordtype" > size_t< / span > idx = key % map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "keywordflow" > while< / span > (map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > key< / a > != 0)< / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > {< / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > key< / a > == key)< / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > {< / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > *out_value = map-> < a class = "code hl_variable" href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > table< / a > [idx].< a class = "code hl_variable" href = "structkv__pair__t.html#adf26f353bbdec145acb6e64403f94179" > value< / a > ;< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > }< / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > idx = (idx + 1) % map-> < a class = "code hl_variable" href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > }< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > }< / div >
< / div >
< div class = "ttc" id = "ahash__map_8c_html_a0719b4ee8aaa73765678b6b1db733fcd" > < div class = "ttname" > < a href = "hash__map_8c.html#a0719b4ee8aaa73765678b6b1db733fcd" > lookup_map< / a > < / div > < div class = "ttdeci" > bool lookup_map(const hash_map_t *map, uint64_t key, uint64_t *out_value)< / div > < div class = "ttdoc" > Looks up a value by key in the hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00228" > hash_map.c:228< / a > < / div > < / div >
< div class = "ttc" id = "ahash__map_8c_html_a149bd33c2f2fe226e330d4e0177d36fa" > < div class = "ttname" > < a href = "hash__map_8c.html#a149bd33c2f2fe226e330d4e0177d36fa" > calculate_new_size< / a > < / div > < div class = "ttdeci" > static size_t calculate_new_size(size_t current_size)< / div > < div class = "ttdoc" > Calculates the new size for hash map resizing.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00103" > hash_map.c:103< / a > < / div > < / div >
< div class = "ttc" id = "ahash__map_8c_html_a38c4d7f794a3272aea11f3653fcf04c4" > < div class = "ttname" > < a href = "hash__map_8c.html#a38c4d7f794a3272aea11f3653fcf04c4" > LARGE_GROWTH_FACTOR< / a > < / div > < div class = "ttdeci" > #define LARGE_GROWTH_FACTOR< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00028" > hash_map.c:28< / a > < / div > < / div >
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< div class = "ttc" id = "ahash__map_8c_html_a40958a1382463445e451148e3a93e049" > < div class = "ttname" > < a href = "hash__map_8c.html#a40958a1382463445e451148e3a93e049" > INITIAL_SIZE< / a > < / div > < div class = "ttdeci" > #define INITIAL_SIZE< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00025" > hash_map.c:25< / a > < / div > < / div >
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< div class = "ttc" id = "ahash__map_8c_html_a4698f62d88ee9530fb93bf672455676f" > < div class = "ttname" > < a href = "hash__map_8c.html#a4698f62d88ee9530fb93bf672455676f" > create_map< / a > < / div > < div class = "ttdeci" > hash_map_t * create_map(size_t size)< / div > < div class = "ttdoc" > Creates a new hash map with the specified initial size.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00051" > hash_map.c:51< / a > < / div > < / div >
< div class = "ttc" id = "ahash__map_8c_html_a56a11edd19b5362f1dd719a11c06f892" > < div class = "ttname" > < a href = "hash__map_8c.html#a56a11edd19b5362f1dd719a11c06f892" > insert_map< / a > < / div > < div class = "ttdeci" > bool insert_map(hash_map_t *map, uint64_t key, uint64_t value)< / div > < div class = "ttdoc" > Inserts a key-value pair into the hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00185" > hash_map.c:185< / a > < / div > < / div >
< div class = "ttc" id = "ahash__map_8c_html_a614af37e22c4614e66ca11ccaa1beda6" > < div class = "ttname" > < a href = "hash__map_8c.html#a614af37e22c4614e66ca11ccaa1beda6" > LARGE_MAP_THRESHOLD< / a > < / div > < div class = "ttdeci" > #define LARGE_MAP_THRESHOLD< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00027" > hash_map.c:27< / a > < / div > < / div >
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< div class = "ttc" id = "ahash__map_8c_html_a846f78d98a30c431ef3a4d570e657913" > < div class = "ttname" > < a href = "hash__map_8c.html#a846f78d98a30c431ef3a4d570e657913" > LOAD_FACTOR< / a > < / div > < div class = "ttdeci" > #define LOAD_FACTOR< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00026" > hash_map.c:26< / a > < / div > < / div >
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< div class = "ttc" id = "ahash__map_8c_html_ab885e8c5bedaf6f3cca1877e378fd04f" > < div class = "ttname" > < a href = "hash__map_8c.html#ab885e8c5bedaf6f3cca1877e378fd04f" > free_map< / a > < / div > < div class = "ttdeci" > void free_map(hash_map_t *map)< / div > < div class = "ttdoc" > Frees all memory associated with a hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00078" > hash_map.c:78< / a > < / div > < / div >
< div class = "ttc" id = "ahash__map_8c_html_ad662d4309e791d854bc7a788b1cddf34" > < div class = "ttname" > < a href = "hash__map_8c.html#ad662d4309e791d854bc7a788b1cddf34" > resize_map< / a > < / div > < div class = "ttdeci" > static void resize_map(hash_map_t *map, size_t new_size)< / div > < div class = "ttdoc" > Resizes the hash map to a new size and rehashes all entries.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00133" > hash_map.c:133< / a > < / div > < / div >
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< div class = "ttc" id = "ahash__map_8h_html" > < div class = "ttname" > < a href = "hash__map_8h.html" > hash_map.h< / a > < / div > < / div >
< div class = "ttc" id = "astructhash__map__t_html" > < div class = "ttname" > < a href = "structhash__map__t.html" > hash_map_t< / a > < / div > < div class = "ttdoc" > Minimal open-addressing hash map for 64-bit key/value pairs used in deduplication lookup.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "hash__map_8h_source.html#l00049" > hash_map.h:50< / a > < / div > < / div >
< div class = "ttc" id = "astructhash__map__t_html_a32b1f62bf18d74209db0afe797d69bae" > < div class = "ttname" > < a href = "structhash__map__t.html#a32b1f62bf18d74209db0afe797d69bae" > hash_map_t::count< / a > < / div > < div class = "ttdeci" > size_t count< / div > < div class = "ttdoc" > Number of active (filled) entries.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "hash__map_8h_source.html#l00053" > hash_map.h:53< / a > < / div > < / div >
< div class = "ttc" id = "astructhash__map__t_html_acfa07d46992978b9a9d07522fcf920b8" > < div class = "ttname" > < a href = "structhash__map__t.html#acfa07d46992978b9a9d07522fcf920b8" > hash_map_t::size< / a > < / div > < div class = "ttdeci" > size_t size< / div > < div class = "ttdoc" > Allocated slot capacity of table.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "hash__map_8h_source.html#l00052" > hash_map.h:52< / a > < / div > < / div >
< div class = "ttc" id = "astructhash__map__t_html_aeaa8747727df544b4757e6c46aa8779f" > < div class = "ttname" > < a href = "structhash__map__t.html#aeaa8747727df544b4757e6c46aa8779f" > hash_map_t::table< / a > < / div > < div class = "ttdeci" > kv_pair_t * table< / div > < div class = "ttdoc" > Array of key/value slots of length == size.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "hash__map_8h_source.html#l00051" > hash_map.h:51< / a > < / div > < / div >
< div class = "ttc" id = "astructkv__pair__t_html" > < div class = "ttname" > < a href = "structkv__pair__t.html" > kv_pair_t< / a > < / div > < div class = "ttdoc" > Single key/value slot used internally by the open-addressing hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "hash__map_8h_source.html#l00032" > hash_map.h:33< / a > < / div > < / div >
< div class = "ttc" id = "astructkv__pair__t_html_adf26f353bbdec145acb6e64403f94179" > < div class = "ttname" > < a href = "structkv__pair__t.html#adf26f353bbdec145acb6e64403f94179" > kv_pair_t::value< / a > < / div > < div class = "ttdeci" > uint64_t value< / div > < div class = "ttdoc" > Associated value payload (64-bit) stored alongside the key.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "hash__map_8h_source.html#l00035" > hash_map.h:35< / a > < / div > < / div >
< div class = "ttc" id = "astructkv__pair__t_html_af199f6a611354ad86e985d885f72ea02" > < div class = "ttname" > < a href = "structkv__pair__t.html#af199f6a611354ad86e985d885f72ea02" > kv_pair_t::key< / a > < / div > < div class = "ttdeci" > uint64_t key< / div > < div class = "ttdoc" > Stored key (64-bit). May use a reserved sentinel to denote an empty slot.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "hash__map_8h_source.html#l00034" > hash_map.h:34< / a > < / div > < / div >
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< li class = "navelem" > < a href = "dir_68267d1309a1af8e8297ef4c3efbcdba.html" > src< / a > < / li > < li class = "navelem" > < a href = "dir_a6e99c46e07b25cfb1b3942f86972439.html" > ddt< / a > < / li > < li class = "navelem" > < a href = "hash__map_8c.html" > hash_map.c< / a > < / li >
2025-12-21 20:17:32 +00:00
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