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174 <div class=
"section" id=
"set-hash-function">
175 <h1>Set Hash Function
<a class=
"headerlink" href=
"#set-hash-function" title=
"Permalink to this headline">¶
</a></h1>
176 <div class=
"section" id=
"synopsis">
177 <h2>SYNOPSIS
<a class=
"headerlink" href=
"#synopsis" title=
"Permalink to this headline">¶
</a></h2>
178 <dl class=
"docutils">
179 <dt>#include
<libhashkit-
1.0/hashkit.h
></dt>
180 <dd>Compile and link with -lhashkit
</dd>
183 <dt id=
"_CPPv415hashkit_hash_fn">
184 <span id=
"_CPPv315hashkit_hash_fn"></span><span id=
"_CPPv215hashkit_hash_fn"></span><span id=
"hashkit_hash_fn"></span><em class=
"property">typedef
</em>uint32_t (*
<code class=
"descname">hashkit_hash_fn
</code>)
<span class=
"sig-paren">(
</span><em class=
"property">const
</em> char *key, size_t key_length, void *context
<span class=
"sig-paren">)
</span><a class=
"headerlink" href=
"#_CPPv415hashkit_hash_fn" title=
"Permalink to this definition">¶
</a><br /></dt>
185 <dd><table class=
"docutils field-list" frame=
"void" rules=
"none">
186 <col class=
"field-name" />
187 <col class=
"field-body" />
189 <tr class=
"field-odd field"><th class=
"field-name">Parameters:
</th><td class=
"field-body"><ul class=
"first simple">
190 <li><strong>key
</strong> -- the key to generate a hash of
</li>
191 <li><strong>key_length
</strong> -- the length of the
<code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">key
</span></code> without any terminating zero byte
</li>
192 <li><strong>context
</strong> -- the custom hash function context set through
<a class=
"reference internal" href=
"#_CPPv427hashkit_set_custom_functionP10hashkit_st15hashkit_hash_fnPv" title=
"hashkit_set_custom_function"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_set_custom_function()
</span></code></a> or
<a class=
"reference internal" href=
"#_CPPv440hashkit_set_custom_distribution_functionP10hashkit_st15hashkit_hash_fnPv" title=
"hashkit_set_custom_distribution_function"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_set_custom_distribution_function()
</span></code></a></li>
196 <tr class=
"field-even field"><th class=
"field-name">Returns:
</th><td class=
"field-body"><p class=
"first last">the custom hash function should return a hash value for
<code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">key
</span></code> as an unsigned
32bit integer
</p>
204 <dt id=
"c.hashkit_return_t">
205 enum
<a class=
"reference internal" href=
"#c.hashkit_return_t" title=
"hashkit_return_t">hashkit_return_t
</a> <code class=
"descname">hashkit_return_t
</code><a class=
"headerlink" href=
"#c.hashkit_return_t" title=
"Permalink to this definition">¶
</a></dt>
209 <dt id=
"_CPPv416hashkit_return_t">
210 <span id=
"_CPPv316hashkit_return_t"></span><span id=
"_CPPv216hashkit_return_t"></span><em class=
"property">enum
</em><code class=
"descname">hashkit_return_t
</code><a class=
"headerlink" href=
"#_CPPv416hashkit_return_t" title=
"Permalink to this definition">¶
</a><br /></dt>
211 <dd><dl class=
"enumerator">
212 <dt id=
"_CPPv4N16hashkit_return_t15HASHKIT_SUCCESSE">
213 <span id=
"_CPPv3N16hashkit_return_t15HASHKIT_SUCCESSE"></span><span id=
"_CPPv2N16hashkit_return_t15HASHKIT_SUCCESSE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_SUCCESS
</code><a class=
"headerlink" href=
"#_CPPv4N16hashkit_return_t15HASHKIT_SUCCESSE" title=
"Permalink to this definition">¶
</a><br /></dt>
214 <dd><p>Operation succeeded.
</p>
217 <dl class=
"enumerator">
218 <dt id=
"_CPPv4N16hashkit_return_t15HASHKIT_FAILUREE">
219 <span id=
"_CPPv3N16hashkit_return_t15HASHKIT_FAILUREE"></span><span id=
"_CPPv2N16hashkit_return_t15HASHKIT_FAILUREE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_FAILURE
</code><a class=
"headerlink" href=
"#_CPPv4N16hashkit_return_t15HASHKIT_FAILUREE" title=
"Permalink to this definition">¶
</a><br /></dt>
220 <dd><p>Operation failed.
</p>
223 <dl class=
"enumerator">
224 <dt id=
"_CPPv4N16hashkit_return_t33HASHKIT_MEMORY_ALLOCATION_FAILUREE">
225 <span id=
"_CPPv3N16hashkit_return_t33HASHKIT_MEMORY_ALLOCATION_FAILUREE"></span><span id=
"_CPPv2N16hashkit_return_t33HASHKIT_MEMORY_ALLOCATION_FAILUREE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_MEMORY_ALLOCATION_FAILURE
</code><a class=
"headerlink" href=
"#_CPPv4N16hashkit_return_t33HASHKIT_MEMORY_ALLOCATION_FAILUREE" title=
"Permalink to this definition">¶
</a><br /></dt>
226 <dd><p>Memory allocation failed.
</p>
229 <dl class=
"enumerator">
230 <dt id=
"_CPPv4N16hashkit_return_t20HASHKIT_INVALID_HASHE">
231 <span id=
"_CPPv3N16hashkit_return_t20HASHKIT_INVALID_HASHE"></span><span id=
"_CPPv2N16hashkit_return_t20HASHKIT_INVALID_HASHE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_INVALID_HASH
</code><a class=
"headerlink" href=
"#_CPPv4N16hashkit_return_t20HASHKIT_INVALID_HASHE" title=
"Permalink to this definition">¶
</a><br /></dt>
232 <dd><p>Invalid
<a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_algorithm_t
</span></code></a> passed.
</p>
235 <dl class=
"enumerator">
236 <dt id=
"_CPPv4N16hashkit_return_t24HASHKIT_INVALID_ARGUMENTE">
237 <span id=
"_CPPv3N16hashkit_return_t24HASHKIT_INVALID_ARGUMENTE"></span><span id=
"_CPPv2N16hashkit_return_t24HASHKIT_INVALID_ARGUMENTE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_INVALID_ARGUMENT
</code><a class=
"headerlink" href=
"#_CPPv4N16hashkit_return_t24HASHKIT_INVALID_ARGUMENTE" title=
"Permalink to this definition">¶
</a><br /></dt>
238 <dd><p>Invalid argument passed.
</p>
244 <dt id=
"c.hashkit_hash_algorithm_t">
245 enum
<a class=
"reference internal" href=
"#c.hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t">hashkit_hash_algorithm_t
</a> <code class=
"descname">hashkit_hash_algorithm_t
</code><a class=
"headerlink" href=
"#c.hashkit_hash_algorithm_t" title=
"Permalink to this definition">¶
</a></dt>
249 <dt id=
"_CPPv424hashkit_hash_algorithm_t">
250 <span id=
"_CPPv324hashkit_hash_algorithm_t"></span><span id=
"_CPPv224hashkit_hash_algorithm_t"></span><em class=
"property">enum
</em><code class=
"descname">hashkit_hash_algorithm_t
</code><a class=
"headerlink" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"Permalink to this definition">¶
</a><br /></dt>
251 <dd><dl class=
"enumerator">
252 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_DEFAULTE">
253 <span id=
"_CPPv3N24hashkit_hash_algorithm_t20HASHKIT_HASH_DEFAULTE"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t20HASHKIT_HASH_DEFAULTE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_DEFAULT
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_DEFAULTE" title=
"Permalink to this definition">¶
</a><br /></dt>
254 <dd><p>Default hash algorithm (one_at_a_time).
</p>
257 <dl class=
"enumerator">
258 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t16HASHKIT_HASH_MD5E">
259 <span id=
"_CPPv3N24hashkit_hash_algorithm_t16HASHKIT_HASH_MD5E"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t16HASHKIT_HASH_MD5E"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_MD5
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t16HASHKIT_HASH_MD5E" title=
"Permalink to this definition">¶
</a><br /></dt>
262 <dl class=
"enumerator">
263 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t16HASHKIT_HASH_CRCE">
264 <span id=
"_CPPv3N24hashkit_hash_algorithm_t16HASHKIT_HASH_CRCE"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t16HASHKIT_HASH_CRCE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_CRC
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t16HASHKIT_HASH_CRCE" title=
"Permalink to this definition">¶
</a><br /></dt>
267 <dl class=
"enumerator">
268 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_FNV1_64E">
269 <span id=
"_CPPv3N24hashkit_hash_algorithm_t20HASHKIT_HASH_FNV1_64E"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t20HASHKIT_HASH_FNV1_64E"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_FNV1_64
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_FNV1_64E" title=
"Permalink to this definition">¶
</a><br /></dt>
272 <dl class=
"enumerator">
273 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t21HASHKIT_HASH_FNV1A_64E">
274 <span id=
"_CPPv3N24hashkit_hash_algorithm_t21HASHKIT_HASH_FNV1A_64E"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t21HASHKIT_HASH_FNV1A_64E"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_FNV1A_64
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t21HASHKIT_HASH_FNV1A_64E" title=
"Permalink to this definition">¶
</a><br /></dt>
277 <dl class=
"enumerator">
278 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_FNV1_32E">
279 <span id=
"_CPPv3N24hashkit_hash_algorithm_t20HASHKIT_HASH_FNV1_32E"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t20HASHKIT_HASH_FNV1_32E"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_FNV1_32
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_FNV1_32E" title=
"Permalink to this definition">¶
</a><br /></dt>
282 <dl class=
"enumerator">
283 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t21HASHKIT_HASH_FNV1A_32E">
284 <span id=
"_CPPv3N24hashkit_hash_algorithm_t21HASHKIT_HASH_FNV1A_32E"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t21HASHKIT_HASH_FNV1A_32E"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_FNV1A_32
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t21HASHKIT_HASH_FNV1A_32E" title=
"Permalink to this definition">¶
</a><br /></dt>
287 <dl class=
"enumerator">
288 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t18HASHKIT_HASH_HSIEHE">
289 <span id=
"_CPPv3N24hashkit_hash_algorithm_t18HASHKIT_HASH_HSIEHE"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t18HASHKIT_HASH_HSIEHE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_HSIEH
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t18HASHKIT_HASH_HSIEHE" title=
"Permalink to this definition">¶
</a><br /></dt>
290 <dd><p>Only available if
<code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">libhashkit
</span></code> hash been built with HSIEH support.
</p>
293 <dl class=
"enumerator">
294 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t19HASHKIT_HASH_MURMURE">
295 <span id=
"_CPPv3N24hashkit_hash_algorithm_t19HASHKIT_HASH_MURMURE"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t19HASHKIT_HASH_MURMURE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_MURMUR
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t19HASHKIT_HASH_MURMURE" title=
"Permalink to this definition">¶
</a><br /></dt>
296 <dd><p>Only available if
<code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">libhashkit
</span></code> has been built with MURMUR support.
</p>
299 <dl class=
"enumerator">
300 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_MURMUR3E">
301 <span id=
"_CPPv3N24hashkit_hash_algorithm_t20HASHKIT_HASH_MURMUR3E"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t20HASHKIT_HASH_MURMUR3E"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_MURMUR3
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_MURMUR3E" title=
"Permalink to this definition">¶
</a><br /></dt>
302 <dd><p>Only available if
<code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">libhashkit
</span></code> has been built with MURMUR support.
</p>
305 <dl class=
"enumerator">
306 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_JENKINSE">
307 <span id=
"_CPPv3N24hashkit_hash_algorithm_t20HASHKIT_HASH_JENKINSE"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t20HASHKIT_HASH_JENKINSE"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_JENKINS
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t20HASHKIT_HASH_JENKINSE" title=
"Permalink to this definition">¶
</a><br /></dt>
310 <dl class=
"enumerator">
311 <dt id=
"_CPPv4N24hashkit_hash_algorithm_t19HASHKIT_HASH_CUSTOME">
312 <span id=
"_CPPv3N24hashkit_hash_algorithm_t19HASHKIT_HASH_CUSTOME"></span><span id=
"_CPPv2N24hashkit_hash_algorithm_t19HASHKIT_HASH_CUSTOME"></span><em class=
"property">enumerator
</em><code class=
"descname">HASHKIT_HASH_CUSTOM
</code><a class=
"headerlink" href=
"#_CPPv4N24hashkit_hash_algorithm_t19HASHKIT_HASH_CUSTOME" title=
"Permalink to this definition">¶
</a><br /></dt>
313 <dd><p>Use custom
<a class=
"reference internal" href=
"#_CPPv415hashkit_hash_fn" title=
"hashkit_hash_fn"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_fn
</span></code></a> function set through
<a class=
"reference internal" href=
"#_CPPv427hashkit_set_custom_functionP10hashkit_st15hashkit_hash_fnPv" title=
"hashkit_set_custom_function"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_set_custom_function()
</span></code></a> or
<a class=
"reference internal" href=
"#_CPPv440hashkit_set_custom_distribution_functionP10hashkit_st15hashkit_hash_fnPv" title=
"hashkit_set_custom_distribution_function"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_set_custom_distribution_function()
</span></code></a>.
</p>
318 <dl class=
"function">
319 <dt id=
"_CPPv420hashkit_set_functionP10hashkit_st24hashkit_hash_algorithm_t">
320 <span id=
"_CPPv320hashkit_set_functionP10hashkit_st24hashkit_hash_algorithm_t"></span><span id=
"_CPPv220hashkit_set_functionP10hashkit_st24hashkit_hash_algorithm_t"></span><span id=
"hashkit_set_function__hashkit_stP.hashkit_hash_algorithm_t"></span><a class=
"reference internal" href=
"#_CPPv416hashkit_return_t" title=
"hashkit_return_t">hashkit_return_t
</a> <code class=
"descname">hashkit_set_function
</code><span class=
"sig-paren">(
</span><a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st">hashkit_st
</a> *
<em>hash
</em>,
<a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t">hashkit_hash_algorithm_t
</a> <em>hash_algorithm
</em><span class=
"sig-paren">)
</span><a class=
"headerlink" href=
"#_CPPv420hashkit_set_functionP10hashkit_st24hashkit_hash_algorithm_t" title=
"Permalink to this definition">¶
</a><br /></dt>
321 <dd><table class=
"docutils field-list" frame=
"void" rules=
"none">
322 <col class=
"field-name" />
323 <col class=
"field-body" />
325 <tr class=
"field-odd field"><th class=
"field-name">Parameters:
</th><td class=
"field-body"><ul class=
"first simple">
326 <li><strong>hash
</strong> -- pointer to an initialized
<a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_st
</span></code></a> struct
</li>
327 <li><strong>hash_algorithm
</strong> -- valid
<a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_algorithm_t
</span></code></a> constant
</li>
331 <tr class=
"field-even field"><th class=
"field-name">Returns:
</th><td class=
"field-body"><p class=
"first last"><a class=
"reference internal" href=
"#_CPPv416hashkit_return_t" title=
"hashkit_return_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_return_t
</span></code></a> indicating success or failure
</p>
338 <dl class=
"function">
339 <dt id=
"_CPPv427hashkit_set_custom_functionP10hashkit_st15hashkit_hash_fnPv">
340 <span id=
"_CPPv327hashkit_set_custom_functionP10hashkit_st15hashkit_hash_fnPv"></span><span id=
"_CPPv227hashkit_set_custom_functionP10hashkit_st15hashkit_hash_fnPv"></span><span id=
"hashkit_set_custom_function__hashkit_stP.hashkit_hash_fn.voidP"></span><a class=
"reference internal" href=
"#_CPPv416hashkit_return_t" title=
"hashkit_return_t">hashkit_return_t
</a> <code class=
"descname">hashkit_set_custom_function
</code><span class=
"sig-paren">(
</span><a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st">hashkit_st
</a> *
<em>hash
</em>,
<a class=
"reference internal" href=
"#_CPPv415hashkit_hash_fn" title=
"hashkit_hash_fn">hashkit_hash_fn
</a> <em>function
</em>, void *
<em>context
</em><span class=
"sig-paren">)
</span><a class=
"headerlink" href=
"#_CPPv427hashkit_set_custom_functionP10hashkit_st15hashkit_hash_fnPv" title=
"Permalink to this definition">¶
</a><br /></dt>
341 <dd><table class=
"docutils field-list" frame=
"void" rules=
"none">
342 <col class=
"field-name" />
343 <col class=
"field-body" />
345 <tr class=
"field-odd field"><th class=
"field-name">Parameters:
</th><td class=
"field-body"><ul class=
"first simple">
346 <li><strong>hash
</strong> -- pointer to initialized
<a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_st
</span></code></a> struct
</li>
347 <li><strong>function
</strong> --
<a class=
"reference internal" href=
"#_CPPv415hashkit_hash_fn" title=
"hashkit_hash_fn"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_fn
</span></code></a> function pointer to use as hash function for
<a class=
"reference internal" href=
"#_CPPv4N24hashkit_hash_algorithm_t19HASHKIT_HASH_CUSTOME" title=
"HASHKIT_HASH_CUSTOM"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">HASHKIT_HASH_CUSTOM
</span></code></a></li>
348 <li><strong>context
</strong> -- pointer to an opaque user managed context for the custom hash function
</li>
352 <tr class=
"field-even field"><th class=
"field-name">Returns:
</th><td class=
"field-body"><p class=
"first last"><a class=
"reference internal" href=
"#_CPPv416hashkit_return_t" title=
"hashkit_return_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_return_t
</span></code></a> indicating success or failure
</p>
359 <dl class=
"function">
360 <dt id=
"_CPPv420hashkit_get_functionPK10hashkit_st">
361 <span id=
"_CPPv320hashkit_get_functionPK10hashkit_st"></span><span id=
"_CPPv220hashkit_get_functionPK10hashkit_st"></span><span id=
"hashkit_get_function__hashkit_stCP"></span><a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t">hashkit_hash_algorithm_t
</a> <code class=
"descname">hashkit_get_function
</code><span class=
"sig-paren">(
</span><em class=
"property">const
</em> <a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st">hashkit_st
</a> *
<em>hash
</em><span class=
"sig-paren">)
</span><a class=
"headerlink" href=
"#_CPPv420hashkit_get_functionPK10hashkit_st" title=
"Permalink to this definition">¶
</a><br /></dt>
362 <dd><table class=
"docutils field-list" frame=
"void" rules=
"none">
363 <col class=
"field-name" />
364 <col class=
"field-body" />
366 <tr class=
"field-odd field"><th class=
"field-name">Parameters:
</th><td class=
"field-body"><strong>hash
</strong> -- pointer to an initialized
<a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_st
</span></code></a> struct
</td>
368 <tr class=
"field-even field"><th class=
"field-name">Returns:
</th><td class=
"field-body"><a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_algorithm_t
</span></code></a> indicating the currently set hash algorithm to use
</td>
374 <dl class=
"function">
375 <dt id=
"_CPPv433hashkit_set_distribution_functionP10hashkit_st24hashkit_hash_algorithm_t">
376 <span id=
"_CPPv333hashkit_set_distribution_functionP10hashkit_st24hashkit_hash_algorithm_t"></span><span id=
"_CPPv233hashkit_set_distribution_functionP10hashkit_st24hashkit_hash_algorithm_t"></span><span id=
"hashkit_set_distribution_function__hashkit_stP.hashkit_hash_algorithm_t"></span><a class=
"reference internal" href=
"#_CPPv416hashkit_return_t" title=
"hashkit_return_t">hashkit_return_t
</a> <code class=
"descname">hashkit_set_distribution_function
</code><span class=
"sig-paren">(
</span><a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st">hashkit_st
</a> *
<em>hash
</em>,
<a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t">hashkit_hash_algorithm_t
</a> <em>hash_algorithm
</em><span class=
"sig-paren">)
</span><a class=
"headerlink" href=
"#_CPPv433hashkit_set_distribution_functionP10hashkit_st24hashkit_hash_algorithm_t" title=
"Permalink to this definition">¶
</a><br /></dt>
377 <dd><table class=
"docutils field-list" frame=
"void" rules=
"none">
378 <col class=
"field-name" />
379 <col class=
"field-body" />
381 <tr class=
"field-odd field"><th class=
"field-name">Parameters:
</th><td class=
"field-body"><ul class=
"first simple">
382 <li><strong>hash
</strong> -- pointer to an initialized
<a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_st
</span></code></a> struct
</li>
383 <li><strong>hash_algorithm
</strong> -- valid
<code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_algrothm_t
</span></code> constant
</li>
387 <tr class=
"field-even field"><th class=
"field-name">Returns:
</th><td class=
"field-body"><p class=
"first last"><a class=
"reference internal" href=
"#_CPPv416hashkit_return_t" title=
"hashkit_return_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_return_t
</span></code></a> indicating success or failure
</p>
394 <dl class=
"function">
395 <dt id=
"_CPPv440hashkit_set_custom_distribution_functionP10hashkit_st15hashkit_hash_fnPv">
396 <span id=
"_CPPv340hashkit_set_custom_distribution_functionP10hashkit_st15hashkit_hash_fnPv"></span><span id=
"_CPPv240hashkit_set_custom_distribution_functionP10hashkit_st15hashkit_hash_fnPv"></span><span id=
"hashkit_set_custom_distribution_function__hashkit_stP.hashkit_hash_fn.voidP"></span><a class=
"reference internal" href=
"#_CPPv416hashkit_return_t" title=
"hashkit_return_t">hashkit_return_t
</a> <code class=
"descname">hashkit_set_custom_distribution_function
</code><span class=
"sig-paren">(
</span><a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st">hashkit_st
</a> *
<em>hash
</em>,
<a class=
"reference internal" href=
"#_CPPv415hashkit_hash_fn" title=
"hashkit_hash_fn">hashkit_hash_fn
</a> <em>function
</em>, void *
<em>context
</em><span class=
"sig-paren">)
</span><a class=
"headerlink" href=
"#_CPPv440hashkit_set_custom_distribution_functionP10hashkit_st15hashkit_hash_fnPv" title=
"Permalink to this definition">¶
</a><br /></dt>
397 <dd><table class=
"docutils field-list" frame=
"void" rules=
"none">
398 <col class=
"field-name" />
399 <col class=
"field-body" />
401 <tr class=
"field-odd field"><th class=
"field-name">Parameters:
</th><td class=
"field-body"><ul class=
"first last simple">
402 <li><strong>hash
</strong> -- pointer to initialized
<a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_st
</span></code></a> struct
</li>
403 <li><strong>function
</strong> --
<a class=
"reference internal" href=
"#_CPPv415hashkit_hash_fn" title=
"hashkit_hash_fn"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_fn
</span></code></a> function pointer to use as distribution hash function for
<a class=
"reference internal" href=
"#_CPPv4N24hashkit_hash_algorithm_t19HASHKIT_HASH_CUSTOME" title=
"HASHKIT_HASH_CUSTOM"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">HASHKIT_HASH_CUSTOM
</span></code></a></li>
404 <li><strong>context
</strong> -- pointer to an opaque user managed context for the custom distribution hash function
</li>
412 <dl class=
"function">
413 <dt id=
"_CPPv433hashkit_get_distribution_functionPK10hashkit_st">
414 <span id=
"_CPPv333hashkit_get_distribution_functionPK10hashkit_st"></span><span id=
"_CPPv233hashkit_get_distribution_functionPK10hashkit_st"></span><span id=
"hashkit_get_distribution_function__hashkit_stCP"></span><a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t">hashkit_hash_algorithm_t
</a> <code class=
"descname">hashkit_get_distribution_function
</code><span class=
"sig-paren">(
</span><em class=
"property">const
</em> <a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st">hashkit_st
</a> *
<em>hash
</em><span class=
"sig-paren">)
</span><a class=
"headerlink" href=
"#_CPPv433hashkit_get_distribution_functionPK10hashkit_st" title=
"Permalink to this definition">¶
</a><br /></dt>
415 <dd><table class=
"docutils field-list" frame=
"void" rules=
"none">
416 <col class=
"field-name" />
417 <col class=
"field-body" />
419 <tr class=
"field-odd field"><th class=
"field-name">Parameters:
</th><td class=
"field-body"><strong>hash
</strong> -- pointer to an initialized
<a class=
"reference internal" href=
"hashkit_create.html#_CPPv410hashkit_st" title=
"hashkit_st"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_st
</span></code></a> struct
</td>
421 <tr class=
"field-even field"><th class=
"field-name">Returns:
</th><td class=
"field-body"><a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_algorithm_t
</span></code></a> indicating the currently set distribution hash algorithm to use
</td>
428 <div class=
"section" id=
"description">
429 <h2>DESCRIPTION
<a class=
"headerlink" href=
"#description" title=
"Permalink to this headline">¶
</a></h2>
430 <p>These functions are used to set and retrieve the key and distribution hash functions.
</p>
432 <div class=
"section" id=
"return-value">
433 <h2>RETURN VALUE
<a class=
"headerlink" href=
"#return-value" title=
"Permalink to this headline">¶
</a></h2>
434 <p><a class=
"reference internal" href=
"#_CPPv420hashkit_set_functionP10hashkit_st24hashkit_hash_algorithm_t" title=
"hashkit_set_function"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_set_function()
</span></code></a>,
<a class=
"reference internal" href=
"#_CPPv427hashkit_set_custom_functionP10hashkit_st15hashkit_hash_fnPv" title=
"hashkit_set_custom_function"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_set_custom_function()
</span></code></a> and the distribution
435 equivalents return
<a class=
"reference internal" href=
"#_CPPv4N16hashkit_return_t15HASHKIT_SUCCESSE" title=
"hashkit_return_t::HASHKIT_SUCCESS"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_return_t::HASHKIT_SUCCESS
</span></code></a> on success.
</p>
436 <p><a class=
"reference internal" href=
"#_CPPv420hashkit_get_functionPK10hashkit_st" title=
"hashkit_get_function"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_get_function()
</span></code></a> and
<a class=
"reference internal" href=
"#_CPPv433hashkit_get_distribution_functionPK10hashkit_st" title=
"hashkit_get_distribution_function"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_get_distribution_function()
</span></code></a> return
437 <a class=
"reference internal" href=
"#_CPPv424hashkit_hash_algorithm_t" title=
"hashkit_hash_algorithm_t"><code class=
"xref cpp cpp-any docutils literal notranslate"><span class=
"pre">hashkit_hash_algorithm_t
</span></code></a> indicating the hash function used.
</p>
439 <div class=
"section" id=
"see-also">
440 <h2>SEE ALSO
<a class=
"headerlink" href=
"#see-also" title=
"Permalink to this headline">¶
</a></h2>
442 <li><a class=
"reference internal" href=
"index.html"><span class=
"doc">libhashkit - C/C++ hashing library
</span></a></li>
443 <li><a class=
"reference internal" href=
"hashkit_create.html"><span class=
"doc">Creating a hashkit structure
</span></a></li>
444 <li><a class=
"reference internal" href=
"hashkit_functions.html"><span class=
"doc">Available Hashes
</span></a></li>
455 <div class=
"rst-footer-buttons" role=
"navigation" aria-label=
"footer navigation">
457 <a href=
"hashkit_functions.html" class=
"btn btn-neutral float-right" title=
"Available Hashes" accesskey=
"n" rel=
"next">Next
<span class=
"fa fa-arrow-circle-right"></span></a>
460 <a href=
"hashkit_create.html" class=
"btn btn-neutral float-left" title=
"Creating a hashkit structure" accesskey=
"p" rel=
"prev"><span class=
"fa fa-arrow-circle-left"></span> Previous
</a>
467 <div role=
"contentinfo">
469 © <a href=
"../copyright.html">Copyright
</a>
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"http://sphinx-doc.org/">Sphinx
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