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< a href = "static__lru__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 >
< 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 >
< 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 = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "preprocessor" > #include < stdbool.h> < / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "preprocessor" > #include < stdint.h> < / span > < / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "preprocessor" > #include < stdlib.h> < / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "preprocessor" > #include < string.h> < / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "preprocessor" > #include " < a class = "code" href = "static__lru__hash__map_8h.html" > aaruformat/static_lru_hash_map.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "comment" > /* ============================================================================< / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "comment" > * Internal Constants< / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "comment" > * ============================================================================ */< / span > < / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8c.html#ac5cb0afa03f692663c4a184c9b20ad76" > 49< / a > < / span > < span class = "preprocessor" > #define MIN_ACCESS_COUNT 1 < / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > 50< / a > < / span > < span class = "preprocessor" > #define TOMBSTONE_KEY 0 < / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "comment" > /* ============================================================================< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "comment" > * Internal Helper Functions< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "comment" > * ============================================================================ */< / span > < / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < / div >
< div class = "foldopen" id = "foldopen00064" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8c.html#a10b51676befecdb66df70abbcf9d91e9" > 64< / a > < / span > < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a10b51676befecdb66df70abbcf9d91e9" > age_access_counts< / a > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map)< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > {< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ; i++)< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > {< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > != < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > & & map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > > 1)< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > {< / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "comment" > // Halve with rounding up to avoid zeroing out entries too quickly< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > = (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > + 1) / 2;< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > }< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > }< / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < / div >
< div class = "foldopen" id = "foldopen00087" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8c.html#a02e56372c0b41635899644a36bdeb746" > 87< / a > < / span > < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a02e56372c0b41635899644a36bdeb746" > rehash_in_place< / a > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map)< / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > {< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < a class = "code hl_struct" href = "structlru__kv__pair__t.html" > lru_kv_pair_t< / a > *old_table = map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > ;< / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < span class = "keywordtype" > size_t< / span > old_count = map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > ;< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "comment" > // Allocate new table (temporary allocation during rehash)< / span > < / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > = calloc(map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > , < span class = "keyword" > sizeof< / span > (< a class = "code hl_struct" href = "structlru__kv__pair__t.html" > lru_kv_pair_t< / a > ));< / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "keywordflow" > if< / span > (!map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > )< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > {< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "comment" > // Allocation failed, restore old table< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > = old_table;< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > }< / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > = 0;< / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "comment" > // Re-insert all non-empty entries< / span > < / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ; i++)< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > {< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "keywordflow" > if< / span > (old_table[i].key != < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > )< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > {< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < span class = "keywordtype" > size_t< / span > idx = old_table[i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > % map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "keywordflow" > while< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > != < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > ) idx = (idx + 1) % map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx] = old_table[i];< / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > ++;< / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > }< / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > }< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > free(old_table);< / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "comment" > // Sanity check - count should match what we had before eviction< / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > (void)old_count; < span class = "comment" > // Avoid unused variable warning in release builds< / span > < / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < / div >
< div class = "foldopen" id = "foldopen00139" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8c.html#a9cd18de8c5b76b4e109708ba0101a55d" > 139< / a > < / span > < span class = "keyword" > static< / span > < span class = "keywordtype" > size_t< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a9cd18de8c5b76b4e109708ba0101a55d" > evict_lru_entries< / a > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map, < span class = "keywordtype" > size_t< / span > target_count_out)< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > {< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < span class = "keywordflow" > if< / span > (target_count_out == 0) target_count_out = map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a712c31a18edc1d62378523a91e8d6ad7" > target_count< / a > ;< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "comment" > // Nothing to evict if we' re already below target< / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > < = target_count_out) < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < span class = "keywordtype" > size_t< / span > entries_to_remove = map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > - target_count_out;< / 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 = "comment" > // Step 1: Build histogram of access counts< / span > < / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "comment" > // histogram[i] = number of entries with access_count == i< / span > < / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < span class = "keywordtype" > size_t< / span > histogram[256] = {0};< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ; i++)< / 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 > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > != < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > ) histogram[map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > ]++;< / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > }< / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "comment" > // Step 2: Find cutoff access_count< / span > < / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "comment" > // We want to evict entries with the lowest access counts< / span > < / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "comment" > // Find the threshold such that entries with count < = threshold covers entries_to_remove< / span > < / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > uint8_t cutoff = 0;< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < span class = "keywordtype" > size_t< / span > cumulative = 0;< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < 256; i++)< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > {< / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > cumulative += histogram[i];< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < span class = "keywordflow" > if< / span > (cumulative > = entries_to_remove)< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > {< / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > cutoff = (uint8_t)i;< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > }< / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > }< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < span class = "comment" > // Step 3: Evict entries with access_count < = cutoff< / span > < / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "keywordtype" > size_t< / span > removed = 0;< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > & & removed < entries_to_remove; i++)< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > {< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > != < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > & & map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > < = cutoff)< / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > {< / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > = < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > ;< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#ac33547a6970d9671d85d4af2cdf662ce" > value< / a > = 0;< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [i].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > = 0;< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > removed++;< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > }< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > }< / 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 > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > -= removed;< / 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 = "preprocessor" > #ifdef STATIC_LRU_ENABLE_STATS< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > map-> eviction_count += removed;< / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > map-> eviction_cycles++;< / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // Step 4: Rehash to fix probe chains< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a02e56372c0b41635899644a36bdeb746" > rehash_in_place< / a > (map);< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < span class = "keywordflow" > return< / span > removed;< / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < span class = "comment" > /* ============================================================================< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "comment" > * Public API Implementation< / span > < / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > < span class = "comment" > * ============================================================================ */< / span > < / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < / div >
< div class = "foldopen" id = "foldopen00204" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#a2c6aba784bb6cccf761347ad7c30e865" > 204< / a > < / span > < a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *< a class = "code hl_function" href = "static__lru__hash__map_8c.html#a2c6aba784bb6cccf761347ad7c30e865" > static_lru_create_map< / a > (< span class = "keywordtype" > size_t< / span > size)< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > {< / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < span class = "comment" > // Enforce minimum size< / span > < / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < span class = "keywordflow" > if< / span > (size < < a class = "code hl_define" href = "static__lru__hash__map_8h.html#a4282049031b9dcd0f3c1d4f730e8af58" > STATIC_LRU_MIN_SIZE< / a > ) size = < a class = "code hl_define" href = "static__lru__hash__map_8h.html#a4282049031b9dcd0f3c1d4f730e8af58" > STATIC_LRU_MIN_SIZE< / a > ;< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map = malloc(< span class = "keyword" > sizeof< / span > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > ));< / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "keywordflow" > if< / span > (!map) < span class = "keywordflow" > return< / span > NULL;< / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > = calloc(size, < span class = "keyword" > sizeof< / span > (< a class = "code hl_struct" href = "structlru__kv__pair__t.html" > lru_kv_pair_t< / a > ));< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > < span class = "keywordflow" > if< / span > (!map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > )< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > {< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > free(map);< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > < span class = "keywordflow" > return< / span > NULL;< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > }< / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > = size;< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > = 0;< / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a3d9560e0749101f173f5af8f4cdbab3d" > max_count< / a > = (size_t)(size * < a class = "code hl_define" href = "static__lru__hash__map_8h.html#a7a71f318d85bb6078f1a173e6bd73bec" > STATIC_LRU_EVICTION_LOAD_FACTOR< / a > );< / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a712c31a18edc1d62378523a91e8d6ad7" > target_count< / a > = (size_t)(size * < a class = "code hl_define" href = "static__lru__hash__map_8h.html#a026228d36f32c49efcc1d7994402d92b" > STATIC_LRU_TARGET_LOAD_FACTOR< / a > );< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a68079504fdb5f0c2fb08bad5efe26f21" > age_counter< / a > = 0;< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#ac594a3c7b5e21f2c69447ab6f74d5128" > _padding< / a > = 0;< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < span class = "preprocessor" > #ifdef STATIC_LRU_ENABLE_STATS< / span > < / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > map-> total_lookups = 0;< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > map-> cache_hits = 0;< / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > map-> total_inserts = 0;< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > map-> eviction_count = 0;< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > map-> eviction_cycles = 0;< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "preprocessor" > #endif< / span > < / 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" > return< / span > map;< / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < / div >
< div class = "foldopen" id = "foldopen00237" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#a0dfd7086461b507c3a0e329e0d047e74" > 237< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a0dfd7086461b507c3a0e329e0d047e74" > static_lru_free_map< / a > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map)< / 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 > < span class = "keywordflow" > if< / span > (!map) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > free(map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > );< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > free(map);< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < / div >
< div class = "foldopen" id = "foldopen00245" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#aa96225bd1e66d8afd7541bc4587bb88f" > 245< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#aa96225bd1e66d8afd7541bc4587bb88f" > static_lru_insert_map< / a > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map, uint64_t key, uint64_t value)< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > {< / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "comment" > // Trigger eviction if we' ve exceeded the threshold< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > > = map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a3d9560e0749101f173f5af8f4cdbab3d" > max_count< / a > ) < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a9cd18de8c5b76b4e109708ba0101a55d" > evict_lru_entries< / a > (map, 0);< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < span class = "comment" > // Periodic aging of access counts< / span > < / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a68079504fdb5f0c2fb08bad5efe26f21" > age_counter< / a > ++;< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a68079504fdb5f0c2fb08bad5efe26f21" > age_counter< / a > > = < a class = "code hl_define" href = "static__lru__hash__map_8h.html#ad4401262640f8b02ee011d53bc71f2e2" > STATIC_LRU_AGING_INTERVAL< / a > )< / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > {< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a10b51676befecdb66df70abbcf9d91e9" > age_access_counts< / a > (map);< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a68079504fdb5f0c2fb08bad5efe26f21" > age_counter< / a > = 0;< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > }< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > < span class = "preprocessor" > #ifdef STATIC_LRU_ENABLE_STATS< / span > < / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > map-> total_inserts++;< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // Linear probing to find slot< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "keywordtype" > size_t< / span > idx = key % map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > < / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < span class = "keywordflow" > while< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > != < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > & & map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > != key) idx = (idx + 1) % map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > == key)< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > {< / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < span class = "comment" > // Key exists - update value and boost access count< / span > < / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#ac33547a6970d9671d85d4af2cdf662ce" > value< / a > = value;< / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > < 255) map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > ++;< / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // Not a new key< / span > < / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > }< / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "comment" > // New key insertion< / span > < / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > = key;< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#ac33547a6970d9671d85d4af2cdf662ce" > value< / a > = value;< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > = < a class = "code hl_define" href = "static__lru__hash__map_8c.html#ac5cb0afa03f692663c4a184c9b20ad76" > MIN_ACCESS_COUNT< / a > ;< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > ++;< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > < / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < / div >
< div class = "foldopen" id = "foldopen00284" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#a450c1d834b74de014c5e943e662b39c0" > 284< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a450c1d834b74de014c5e943e662b39c0" > static_lru_lookup_map< / a > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map, uint64_t key, uint64_t *out_value)< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > {< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < span class = "preprocessor" > #ifdef STATIC_LRU_ENABLE_STATS< / span > < / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > map-> total_lookups++;< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > < span class = "keywordtype" > size_t< / span > idx = key % map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > < / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > < span class = "keywordflow" > while< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > != < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > )< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > {< / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > == key)< / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > {< / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > *out_value = map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#ac33547a6970d9671d85d4af2cdf662ce" > value< / a > ;< / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > < / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < span class = "comment" > // Increment access count (saturate at 255)< / span > < / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > < 255) map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > access_count< / a > ++;< / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > < / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > < span class = "preprocessor" > #ifdef STATIC_LRU_ENABLE_STATS< / span > < / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > map-> cache_hits++;< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < span class = "preprocessor" > #endif< / span > < / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > }< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > idx = (idx + 1) % map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > }< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > < / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < / div >
< div class = "foldopen" id = "foldopen00314" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#aead2422ca9f9aa1f4f08c65ba6dd1425" > 314< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#aead2422ca9f9aa1f4f08c65ba6dd1425" > static_lru_contains_key< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map, uint64_t key)< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > {< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > < span class = "keywordtype" > size_t< / span > idx = key % map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > < span class = "keywordflow" > while< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > != < a class = "code hl_define" href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > )< / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > {< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < span class = "keywordflow" > if< / span > (map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > table< / a > [idx].< a class = "code hl_variable" href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > key< / a > == key) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > idx = (idx + 1) % map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ;< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > }< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > < / div >
< div class = "foldopen" id = "foldopen00328" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#a3fad20805fcd096bb6f4c9ec7b9e666b" > 328< / a > < / span > < span class = "keywordtype" > size_t< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a3fad20805fcd096bb6f4c9ec7b9e666b" > static_lru_evict< / a > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map, < span class = "keywordtype" > size_t< / span > entries_to_keep)< / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > { < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a9cd18de8c5b76b4e109708ba0101a55d" > evict_lru_entries< / a > (map, entries_to_keep); }< / div >
< / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < / div >
< div class = "foldopen" id = "foldopen00331" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#a1682e53b3efd8786a8d0620fa12f142c" > 331< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a1682e53b3efd8786a8d0620fa12f142c" > static_lru_age_counts< / a > (< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map)< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > {< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a10b51676befecdb66df70abbcf9d91e9" > age_access_counts< / a > (map);< / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a68079504fdb5f0c2fb08bad5efe26f21" > age_counter< / a > = 0;< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > < / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#a5deee3df8ccae2c0c34bec4c4a28dfa2" > 337< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a5deee3df8ccae2c0c34bec4c4a28dfa2" > static_lru_load_factor< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map) { < span class = "keywordflow" > return< / span > (< span class = "keywordtype" > double< / span > )map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > / (double)map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > ; }< / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > < / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > < a class = "line" href = "static__lru__hash__map_8h.html#a1d284756f5f2f589f20dd0be5a793390" > 339< / a > < / span > < span class = "keywordtype" > size_t< / span > < a class = "code hl_function" href = "static__lru__hash__map_8c.html#a1d284756f5f2f589f20dd0be5a793390" > static_lru_free_slots< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map) { < span class = "keywordflow" > return< / span > map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > size< / a > - map-> < a class = "code hl_variable" href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > count< / a > ; }< / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > < / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < span class = "preprocessor" > #ifdef STATIC_LRU_ENABLE_STATS< / span > < / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < span class = "keywordtype" > double< / span > static_lru_hit_rate(< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map)< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > {< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < span class = "keywordflow" > if< / span > (map-> total_lookups == 0) < span class = "keywordflow" > return< / span > 0.0;< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > < span class = "keywordflow" > return< / span > (< span class = "keywordtype" > double< / span > )map-> cache_hits / (double)map-> total_lookups;< / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > }< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > < / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < span class = "keywordtype" > void< / span > static_lru_reset_stats(< a class = "code hl_struct" href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > *map)< / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > {< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > map-> total_lookups = 0;< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > map-> cache_hits = 0;< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > map-> total_inserts = 0;< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > map-> eviction_count = 0;< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > map-> eviction_cycles = 0;< / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > }< / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < span class = "preprocessor" > #endif< / span > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a02e56372c0b41635899644a36bdeb746" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a02e56372c0b41635899644a36bdeb746" > rehash_in_place< / a > < / div > < div class = "ttdeci" > static void rehash_in_place(static_lru_hash_map_t *map)< / div > < div class = "ttdoc" > Rehashes all entries in place after eviction.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00087" > static_lru_hash_map.c:87< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a0dfd7086461b507c3a0e329e0d047e74" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a0dfd7086461b507c3a0e329e0d047e74" > static_lru_free_map< / a > < / div > < div class = "ttdeci" > void static_lru_free_map(static_lru_hash_map_t *map)< / div > < div class = "ttdoc" > Frees all memory associated with a static LRU hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00237" > static_lru_hash_map.c:237< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a10b51676befecdb66df70abbcf9d91e9" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a10b51676befecdb66df70abbcf9d91e9" > age_access_counts< / a > < / div > < div class = "ttdeci" > static void age_access_counts(static_lru_hash_map_t *map)< / div > < div class = "ttdoc" > Ages all access counts by halving them.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00064" > static_lru_hash_map.c:64< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a1682e53b3efd8786a8d0620fa12f142c" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a1682e53b3efd8786a8d0620fa12f142c" > static_lru_age_counts< / a > < / div > < div class = "ttdeci" > void static_lru_age_counts(static_lru_hash_map_t *map)< / div > < div class = "ttdoc" > Manually ages all access counts.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00331" > static_lru_hash_map.c:331< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a1d284756f5f2f589f20dd0be5a793390" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a1d284756f5f2f589f20dd0be5a793390" > static_lru_free_slots< / a > < / div > < div class = "ttdeci" > size_t static_lru_free_slots(const static_lru_hash_map_t *map)< / div > < div class = "ttdoc" > Returns the number of free slots available.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00339" > static_lru_hash_map.c:339< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a2c6aba784bb6cccf761347ad7c30e865" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a2c6aba784bb6cccf761347ad7c30e865" > static_lru_create_map< / a > < / div > < div class = "ttdeci" > static_lru_hash_map_t * static_lru_create_map(size_t size)< / div > < div class = "ttdoc" > Creates a new static LRU hash map with fixed size.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00204" > static_lru_hash_map.c:204< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a3fad20805fcd096bb6f4c9ec7b9e666b" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a3fad20805fcd096bb6f4c9ec7b9e666b" > static_lru_evict< / a > < / div > < div class = "ttdeci" > size_t static_lru_evict(static_lru_hash_map_t *map, size_t entries_to_keep)< / div > < div class = "ttdoc" > Manually triggers eviction of least-used entries.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00328" > static_lru_hash_map.c:328< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a450c1d834b74de014c5e943e662b39c0" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a450c1d834b74de014c5e943e662b39c0" > static_lru_lookup_map< / a > < / div > < div class = "ttdeci" > bool static_lru_lookup_map(static_lru_hash_map_t *map, uint64_t key, uint64_t *out_value)< / div > < div class = "ttdoc" > Looks up a value by key in the static LRU hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00284" > static_lru_hash_map.c:284< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a5deee3df8ccae2c0c34bec4c4a28dfa2" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a5deee3df8ccae2c0c34bec4c4a28dfa2" > static_lru_load_factor< / a > < / div > < div class = "ttdeci" > double static_lru_load_factor(const static_lru_hash_map_t *map)< / div > < div class = "ttdoc" > Returns the current load factor of the map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00337" > static_lru_hash_map.c:337< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a78c98b319c5c78d9097645767a46f2cf" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a78c98b319c5c78d9097645767a46f2cf" > TOMBSTONE_KEY< / a > < / div > < div class = "ttdeci" > #define TOMBSTONE_KEY< / div > < div class = "ttdoc" > Marker for empty/deleted slots (key=0 reserved).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00050" > static_lru_hash_map.c:50< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_a9cd18de8c5b76b4e109708ba0101a55d" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#a9cd18de8c5b76b4e109708ba0101a55d" > evict_lru_entries< / a > < / div > < div class = "ttdeci" > static size_t evict_lru_entries(static_lru_hash_map_t *map, size_t target_count_out)< / div > < div class = "ttdoc" > Evicts least-frequently-used entries to make room for new insertions.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00139" > static_lru_hash_map.c:139< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_aa96225bd1e66d8afd7541bc4587bb88f" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#aa96225bd1e66d8afd7541bc4587bb88f" > static_lru_insert_map< / a > < / div > < div class = "ttdeci" > bool static_lru_insert_map(static_lru_hash_map_t *map, uint64_t key, uint64_t value)< / div > < div class = "ttdoc" > Inserts a key-value pair into the static LRU hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00245" > static_lru_hash_map.c:245< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_ac5cb0afa03f692663c4a184c9b20ad76" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#ac5cb0afa03f692663c4a184c9b20ad76" > MIN_ACCESS_COUNT< / a > < / div > < div class = "ttdeci" > #define MIN_ACCESS_COUNT< / div > < div class = "ttdoc" > New entries start with this access count.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00049" > static_lru_hash_map.c:49< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8c_html_aead2422ca9f9aa1f4f08c65ba6dd1425" > < div class = "ttname" > < a href = "static__lru__hash__map_8c.html#aead2422ca9f9aa1f4f08c65ba6dd1425" > static_lru_contains_key< / a > < / div > < div class = "ttdeci" > bool static_lru_contains_key(const static_lru_hash_map_t *map, uint64_t key)< / div > < div class = "ttdoc" > Checks if a key exists in the map WITHOUT updating access count.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00314" > static_lru_hash_map.c:314< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8h_html" > < div class = "ttname" > < a href = "static__lru__hash__map_8h.html" > static_lru_hash_map.h< / a > < / div > < div class = "ttdoc" > Static-memory hash map with LRU-like eviction for fixed RAM usage.< / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8h_html_a026228d36f32c49efcc1d7994402d92b" > < div class = "ttname" > < a href = "static__lru__hash__map_8h.html#a026228d36f32c49efcc1d7994402d92b" > STATIC_LRU_TARGET_LOAD_FACTOR< / a > < / div > < div class = "ttdeci" > #define STATIC_LRU_TARGET_LOAD_FACTOR< / div > < div class = "ttdoc" > Evict down to 75% capacity.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00051" > static_lru_hash_map.h:51< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8h_html_a4282049031b9dcd0f3c1d4f730e8af58" > < div class = "ttname" > < a href = "static__lru__hash__map_8h.html#a4282049031b9dcd0f3c1d4f730e8af58" > STATIC_LRU_MIN_SIZE< / a > < / div > < div class = "ttdeci" > #define STATIC_LRU_MIN_SIZE< / div > < div class = "ttdoc" > Minimum map size to prevent edge cases.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00059" > static_lru_hash_map.h:59< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8h_html_a7a71f318d85bb6078f1a173e6bd73bec" > < div class = "ttname" > < a href = "static__lru__hash__map_8h.html#a7a71f318d85bb6078f1a173e6bd73bec" > STATIC_LRU_EVICTION_LOAD_FACTOR< / a > < / div > < div class = "ttdeci" > #define STATIC_LRU_EVICTION_LOAD_FACTOR< / div > < div class = "ttdoc" > Default configuration constants for the static LRU hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00047" > static_lru_hash_map.h:47< / a > < / div > < / div >
< div class = "ttc" id = "astatic__lru__hash__map_8h_html_ad4401262640f8b02ee011d53bc71f2e2" > < div class = "ttname" > < a href = "static__lru__hash__map_8h.html#ad4401262640f8b02ee011d53bc71f2e2" > STATIC_LRU_AGING_INTERVAL< / a > < / div > < div class = "ttdeci" > #define STATIC_LRU_AGING_INTERVAL< / div > < div class = "ttdoc" > Age access counts every N operations.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00055" > static_lru_hash_map.h:55< / a > < / div > < / div >
< div class = "ttc" id = "astructlru__kv__pair__t_html" > < div class = "ttname" > < a href = "structlru__kv__pair__t.html" > lru_kv_pair_t< / a > < / div > < div class = "ttdoc" > Single key/value slot with access tracking for the static LRU hash map.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00071" > static_lru_hash_map.h:72< / a > < / div > < / div >
< div class = "ttc" id = "astructlru__kv__pair__t_html_a6b149392e7cb888c1a26459de99b1075" > < div class = "ttname" > < a href = "structlru__kv__pair__t.html#a6b149392e7cb888c1a26459de99b1075" > lru_kv_pair_t::access_count< / a > < / div > < div class = "ttdeci" > uint8_t access_count< / div > < div class = "ttdoc" > Access frequency counter (0-255, saturates at 255).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00075" > static_lru_hash_map.h:75< / a > < / div > < / div >
< div class = "ttc" id = "astructlru__kv__pair__t_html_ac33547a6970d9671d85d4af2cdf662ce" > < div class = "ttname" > < a href = "structlru__kv__pair__t.html#ac33547a6970d9671d85d4af2cdf662ce" > lru_kv_pair_t::value< / a > < / div > < div class = "ttdeci" > uint64_t value< / div > < div class = "ttdoc" > Associated value payload (64-bit).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00074" > static_lru_hash_map.h:74< / a > < / div > < / div >
< div class = "ttc" id = "astructlru__kv__pair__t_html_adb871f5b46397dcd1c7f1ae3010f929b" > < div class = "ttname" > < a href = "structlru__kv__pair__t.html#adb871f5b46397dcd1c7f1ae3010f929b" > lru_kv_pair_t::key< / a > < / div > < div class = "ttdeci" > uint64_t key< / div > < div class = "ttdoc" > Stored key (64-bit). 0 indicates an empty slot.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00073" > static_lru_hash_map.h:73< / a > < / div > < / div >
< div class = "ttc" id = "astructstatic__lru__hash__map__t_html" > < div class = "ttname" > < a href = "structstatic__lru__hash__map__t.html" > static_lru_hash_map_t< / a > < / div > < div class = "ttdoc" > Fixed-size hash map with LRU-like eviction for bounded memory usage.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00097" > static_lru_hash_map.h:98< / a > < / div > < / div >
< div class = "ttc" id = "astructstatic__lru__hash__map__t_html_a3d9560e0749101f173f5af8f4cdbab3d" > < div class = "ttname" > < a href = "structstatic__lru__hash__map__t.html#a3d9560e0749101f173f5af8f4cdbab3d" > static_lru_hash_map_t::max_count< / a > < / div > < div class = "ttdeci" > size_t max_count< / div > < div class = "ttdoc" > Eviction trigger threshold (size * EVICTION_LOAD_FACTOR).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00102" > static_lru_hash_map.h:102< / a > < / div > < / div >
< div class = "ttc" id = "astructstatic__lru__hash__map__t_html_a68079504fdb5f0c2fb08bad5efe26f21" > < div class = "ttname" > < a href = "structstatic__lru__hash__map__t.html#a68079504fdb5f0c2fb08bad5efe26f21" > static_lru_hash_map_t::age_counter< / a > < / div > < div class = "ttdeci" > uint32_t age_counter< / div > < div class = "ttdoc" > Operations since last aging.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00104" > static_lru_hash_map.h:104< / a > < / div > < / div >
< div class = "ttc" id = "astructstatic__lru__hash__map__t_html_a712c31a18edc1d62378523a91e8d6ad7" > < div class = "ttname" > < a href = "structstatic__lru__hash__map__t.html#a712c31a18edc1d62378523a91e8d6ad7" > static_lru_hash_map_t::target_count< / a > < / div > < div class = "ttdeci" > size_t target_count< / div > < div class = "ttdoc" > Target count after eviction (size * TARGET_LOAD_FACTOR).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00103" > static_lru_hash_map.h:103< / a > < / div > < / div >
< div class = "ttc" id = "astructstatic__lru__hash__map__t_html_a93de58e015e1b2a4628aea05e518726a" > < div class = "ttname" > < a href = "structstatic__lru__hash__map__t.html#a93de58e015e1b2a4628aea05e518726a" > static_lru_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 = "static__lru__hash__map_8h_source.html#l00101" > static_lru_hash_map.h:101< / a > < / div > < / div >
< div class = "ttc" id = "astructstatic__lru__hash__map__t_html_a9d02c3263af8f8d4ad94255884f4c80d" > < div class = "ttname" > < a href = "structstatic__lru__hash__map__t.html#a9d02c3263af8f8d4ad94255884f4c80d" > static_lru_hash_map_t::table< / a > < / div > < div class = "ttdeci" > lru_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 = "static__lru__hash__map_8h_source.html#l00099" > static_lru_hash_map.h:99< / a > < / div > < / div >
< div class = "ttc" id = "astructstatic__lru__hash__map__t_html_abe1dee7566699b555a9d181999d92cc8" > < div class = "ttname" > < a href = "structstatic__lru__hash__map__t.html#abe1dee7566699b555a9d181999d92cc8" > static_lru_hash_map_t::size< / a > < / div > < div class = "ttdeci" > size_t size< / div > < div class = "ttdoc" > Allocated slot capacity (FIXED at creation).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00100" > static_lru_hash_map.h:100< / a > < / div > < / div >
< div class = "ttc" id = "astructstatic__lru__hash__map__t_html_ac594a3c7b5e21f2c69447ab6f74d5128" > < div class = "ttname" > < a href = "structstatic__lru__hash__map__t.html#ac594a3c7b5e21f2c69447ab6f74d5128" > static_lru_hash_map_t::_padding< / a > < / div > < div class = "ttdeci" > uint32_t _padding< / div > < div class = "ttdoc" > Padding for alignment.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "static__lru__hash__map_8h_source.html#l00105" > static_lru_hash_map.h:105< / a > < / div > < / div >
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