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95 lines
1.8 KiB
95 lines
1.8 KiB
/*
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ISC License
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Copyright (c) 2018, Antonio SJ Musumeci <trapexit@spawn.link>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#pragma once
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#define RAPIDHASH_FAST
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#define RAPIDHASH_UNROLLED
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static
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inline
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uint64_t
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vt_hash_u64(const uint64_t hash_)
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{
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return hash_;
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}
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static
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inline
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bool
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vt_cmpr_u64(const uint64_t key_1,
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const uint64_t key_2)
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{
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return (key_1 == key_2);
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}
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#define NAME u64_set
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#define KEY_TY uint64_t
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#define HASH_FN vt_hash_u64
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#define CMPR_FN vt_cmpr_u64
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#include "verstable.h"
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#include "rapidhash.h"
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#include <cstdint>
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class HashSet
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{
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public:
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HashSet()
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{
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u64_set_init(&_u64_set);
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}
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~HashSet()
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{
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u64_set_cleanup(&_u64_set);
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}
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inline
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int
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put(const char *str_,
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const uint64_t len_)
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{
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uint64_t hashval;
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size_t size;
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u64_set_itr itr;
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hashval = rapidhash((void*)str_,len_);
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size = u64_set_size(&_u64_set);
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itr = u64_set_get_or_insert(&_u64_set,hashval);
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return (size != u64_set_size(&_u64_set));
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}
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inline
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int
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put(const char *str_)
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{
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return put(str_,strlen(str_));
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}
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inline
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size_t
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size(void)
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{
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return u64_set_size(&_u64_set);
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}
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private:
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u64_set _u64_set;
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};
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