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25 <div id="projectname">ucx
26 </div>
27 <div id="projectbrief">UAP Common Extensions</div>
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66 <div class="header">
67 <div class="summary">
68 <a href="#define-members">Macros</a> &#124;
69 <a href="#typedef-members">Typedefs</a> &#124;
70 <a href="#func-members">Functions</a> </div>
71 <div class="headertitle">
72 <div class="title">ucx.h File Reference</div> </div>
73 </div><!--header-->
74 <div class="contents">
75
76 <p>Main UCX Header providing most common definitions.
77 <a href="#details">More...</a></p>
78 <div class="textblock"><code>#include &lt;stdlib.h&gt;</code><br />
79 <code>#include &lt;stdint.h&gt;</code><br />
80 <code>#include &lt;sys/types.h&gt;</code><br />
81 </div>
82 <p><a href="ucx_8h_source.html">Go to the source code of this file.</a></p>
83 <table class="memberdecls">
84 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
85 Macros</h2></td></tr>
86 <tr class="memitem:aa57e5dd22d42387d748cc16777df1383"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#aa57e5dd22d42387d748cc16777df1383">UCX_VERSION_MAJOR</a>&#160;&#160;&#160;2</td></tr>
87 <tr class="memdesc:aa57e5dd22d42387d748cc16777df1383"><td class="mdescLeft">&#160;</td><td class="mdescRight">Major UCX version as integer constant. <a href="#aa57e5dd22d42387d748cc16777df1383">More...</a><br /></td></tr>
88 <tr class="separator:aa57e5dd22d42387d748cc16777df1383"><td class="memSeparator" colspan="2">&#160;</td></tr>
89 <tr class="memitem:a9ac10d6353e23d4615a87fc737c65eb0"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#a9ac10d6353e23d4615a87fc737c65eb0">UCX_VERSION_MINOR</a>&#160;&#160;&#160;1</td></tr>
90 <tr class="memdesc:a9ac10d6353e23d4615a87fc737c65eb0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Minor UCX version as integer constant. <a href="#a9ac10d6353e23d4615a87fc737c65eb0">More...</a><br /></td></tr>
91 <tr class="separator:a9ac10d6353e23d4615a87fc737c65eb0"><td class="memSeparator" colspan="2">&#160;</td></tr>
92 <tr class="memitem:af12001920ca2fc1405615684e4dea284"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#af12001920ca2fc1405615684e4dea284">UCX_VERSION</a>&#160;&#160;&#160;(((<a class="el" href="ucx_8h.html#aa57e5dd22d42387d748cc16777df1383">UCX_VERSION_MAJOR</a>)&lt;&lt;16)|<a class="el" href="ucx_8h.html#a9ac10d6353e23d4615a87fc737c65eb0">UCX_VERSION_MINOR</a>)</td></tr>
93 <tr class="memdesc:af12001920ca2fc1405615684e4dea284"><td class="mdescLeft">&#160;</td><td class="mdescRight">Version constant which ensures to increase monotonically. <a href="#af12001920ca2fc1405615684e4dea284">More...</a><br /></td></tr>
94 <tr class="separator:af12001920ca2fc1405615684e4dea284"><td class="memSeparator" colspan="2">&#160;</td></tr>
95 <tr class="memitem:a0b5ed6c1a0b15356f4f948acfd32a4cc"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#a0b5ed6c1a0b15356f4f948acfd32a4cc">ucx_szmul</a>(a, b, result)&#160;&#160;&#160;<a class="el" href="ucx_8h.html#a6637171cc0ec097b297f731a3036dd3b">ucx_szmul_impl</a>(a, b, result)</td></tr>
96 <tr class="memdesc:a0b5ed6c1a0b15356f4f948acfd32a4cc"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs a multiplication of size_t values and checks for overflow. <a href="#a0b5ed6c1a0b15356f4f948acfd32a4cc">More...</a><br /></td></tr>
97 <tr class="separator:a0b5ed6c1a0b15356f4f948acfd32a4cc"><td class="memSeparator" colspan="2">&#160;</td></tr>
98 </table><table class="memberdecls">
99 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a>
100 Typedefs</h2></td></tr>
101 <tr class="memitem:ad2b370c2809914c8b7fedab163c266b3"><td class="memItemLeft" align="right" valign="top">typedef void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#ad2b370c2809914c8b7fedab163c266b3">ucx_destructor</a>) (void *)</td></tr>
102 <tr class="memdesc:ad2b370c2809914c8b7fedab163c266b3"><td class="mdescLeft">&#160;</td><td class="mdescRight">A function pointer to a destructor function. <a href="#ad2b370c2809914c8b7fedab163c266b3">More...</a><br /></td></tr>
103 <tr class="separator:ad2b370c2809914c8b7fedab163c266b3"><td class="memSeparator" colspan="2">&#160;</td></tr>
104 <tr class="memitem:afe5e2d5dbf34778e0e97852051570791"><td class="memItemLeft" align="right" valign="top">typedef int(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#afe5e2d5dbf34778e0e97852051570791">cmp_func</a>) (const void *, const void *, void *)</td></tr>
105 <tr class="memdesc:afe5e2d5dbf34778e0e97852051570791"><td class="mdescLeft">&#160;</td><td class="mdescRight">Function pointer to a compare function. <a href="#afe5e2d5dbf34778e0e97852051570791">More...</a><br /></td></tr>
106 <tr class="separator:afe5e2d5dbf34778e0e97852051570791"><td class="memSeparator" colspan="2">&#160;</td></tr>
107 <tr class="memitem:a0bc5bf89e556c1d45d10863d52728ac9"><td class="memItemLeft" align="right" valign="top">typedef intmax_t(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#a0bc5bf89e556c1d45d10863d52728ac9">distance_func</a>) (const void *, const void *, void *)</td></tr>
108 <tr class="memdesc:a0bc5bf89e556c1d45d10863d52728ac9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Function pointer to a distance function. <a href="#a0bc5bf89e556c1d45d10863d52728ac9">More...</a><br /></td></tr>
109 <tr class="separator:a0bc5bf89e556c1d45d10863d52728ac9"><td class="memSeparator" colspan="2">&#160;</td></tr>
110 <tr class="memitem:aab917a5fe0965673c73e8ebd0a1fc967"><td class="memItemLeft" align="right" valign="top">typedef void *(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#aab917a5fe0965673c73e8ebd0a1fc967">copy_func</a>) (const void *, void *)</td></tr>
111 <tr class="memdesc:aab917a5fe0965673c73e8ebd0a1fc967"><td class="mdescLeft">&#160;</td><td class="mdescRight">Function pointer to a copy function. <a href="#aab917a5fe0965673c73e8ebd0a1fc967">More...</a><br /></td></tr>
112 <tr class="separator:aab917a5fe0965673c73e8ebd0a1fc967"><td class="memSeparator" colspan="2">&#160;</td></tr>
113 <tr class="memitem:a989b3f0fa4d307d278378fde435641ed"><td class="memItemLeft" align="right" valign="top">typedef size_t(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#a989b3f0fa4d307d278378fde435641ed">write_func</a>) (const void *, size_t, size_t, void *)</td></tr>
114 <tr class="memdesc:a989b3f0fa4d307d278378fde435641ed"><td class="mdescLeft">&#160;</td><td class="mdescRight">Function pointer to a write function. <a href="#a989b3f0fa4d307d278378fde435641ed">More...</a><br /></td></tr>
115 <tr class="separator:a989b3f0fa4d307d278378fde435641ed"><td class="memSeparator" colspan="2">&#160;</td></tr>
116 <tr class="memitem:a6a67e255e460acb58f802067b3ff5fd5"><td class="memItemLeft" align="right" valign="top">typedef size_t(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#a6a67e255e460acb58f802067b3ff5fd5">read_func</a>) (void *, size_t, size_t, void *)</td></tr>
117 <tr class="memdesc:a6a67e255e460acb58f802067b3ff5fd5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Function pointer to a read function. <a href="#a6a67e255e460acb58f802067b3ff5fd5">More...</a><br /></td></tr>
118 <tr class="separator:a6a67e255e460acb58f802067b3ff5fd5"><td class="memSeparator" colspan="2">&#160;</td></tr>
119 </table><table class="memberdecls">
120 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
121 Functions</h2></td></tr>
122 <tr class="memitem:a6637171cc0ec097b297f731a3036dd3b"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="ucx_8h.html#a6637171cc0ec097b297f731a3036dd3b">ucx_szmul_impl</a> (size_t a, size_t b, size_t *result)</td></tr>
123 <tr class="memdesc:a6637171cc0ec097b297f731a3036dd3b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Performs a multiplication of size_t values and checks for overflow. <a href="#a6637171cc0ec097b297f731a3036dd3b">More...</a><br /></td></tr>
124 <tr class="separator:a6637171cc0ec097b297f731a3036dd3b"><td class="memSeparator" colspan="2">&#160;</td></tr>
125 </table>
126 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
127 <div class="textblock"><p>Main UCX Header providing most common definitions. </p>
128 <dl class="section author"><dt>Author</dt><dd>Mike Becker </dd>
129 <dd>
130 Olaf Wintermann </dd></dl>
131 </div><h2 class="groupheader">Macro Definition Documentation</h2>
132 <a id="a0b5ed6c1a0b15356f4f948acfd32a4cc"></a>
133 <h2 class="memtitle"><span class="permalink"><a href="#a0b5ed6c1a0b15356f4f948acfd32a4cc">&#9670;&nbsp;</a></span>ucx_szmul</h2>
134
135 <div class="memitem">
136 <div class="memproto">
137 <table class="memname">
138 <tr>
139 <td class="memname">#define ucx_szmul</td>
140 <td>(</td>
141 <td class="paramtype">&#160;</td>
142 <td class="paramname">a, </td>
143 </tr>
144 <tr>
145 <td class="paramkey"></td>
146 <td></td>
147 <td class="paramtype">&#160;</td>
148 <td class="paramname">b, </td>
149 </tr>
150 <tr>
151 <td class="paramkey"></td>
152 <td></td>
153 <td class="paramtype">&#160;</td>
154 <td class="paramname">result&#160;</td>
155 </tr>
156 <tr>
157 <td></td>
158 <td>)</td>
159 <td></td><td>&#160;&#160;&#160;<a class="el" href="ucx_8h.html#a6637171cc0ec097b297f731a3036dd3b">ucx_szmul_impl</a>(a, b, result)</td>
160 </tr>
161 </table>
162 </div><div class="memdoc">
163
164 <p>Performs a multiplication of size_t values and checks for overflow. </p>
165 <dl class="params"><dt>Parameters</dt><dd>
166 <table class="params">
167 <tr><td class="paramname">a</td><td>first operand </td></tr>
168 <tr><td class="paramname">b</td><td>second operand </td></tr>
169 <tr><td class="paramname">result</td><td>a pointer to a size_t, where the result should be stored </td></tr>
170 </table>
171 </dd>
172 </dl>
173 <dl class="section return"><dt>Returns</dt><dd>zero, if no overflow occurred and the result is correct, non-zero otherwise </dd></dl>
174
175 </div>
176 </div>
177 <a id="af12001920ca2fc1405615684e4dea284"></a>
178 <h2 class="memtitle"><span class="permalink"><a href="#af12001920ca2fc1405615684e4dea284">&#9670;&nbsp;</a></span>UCX_VERSION</h2>
179
180 <div class="memitem">
181 <div class="memproto">
182 <table class="memname">
183 <tr>
184 <td class="memname">#define UCX_VERSION&#160;&#160;&#160;(((<a class="el" href="ucx_8h.html#aa57e5dd22d42387d748cc16777df1383">UCX_VERSION_MAJOR</a>)&lt;&lt;16)|<a class="el" href="ucx_8h.html#a9ac10d6353e23d4615a87fc737c65eb0">UCX_VERSION_MINOR</a>)</td>
185 </tr>
186 </table>
187 </div><div class="memdoc">
188
189 <p>Version constant which ensures to increase monotonically. </p>
190
191 </div>
192 </div>
193 <a id="aa57e5dd22d42387d748cc16777df1383"></a>
194 <h2 class="memtitle"><span class="permalink"><a href="#aa57e5dd22d42387d748cc16777df1383">&#9670;&nbsp;</a></span>UCX_VERSION_MAJOR</h2>
195
196 <div class="memitem">
197 <div class="memproto">
198 <table class="memname">
199 <tr>
200 <td class="memname">#define UCX_VERSION_MAJOR&#160;&#160;&#160;2</td>
201 </tr>
202 </table>
203 </div><div class="memdoc">
204
205 <p>Major UCX version as integer constant. </p>
206
207 </div>
208 </div>
209 <a id="a9ac10d6353e23d4615a87fc737c65eb0"></a>
210 <h2 class="memtitle"><span class="permalink"><a href="#a9ac10d6353e23d4615a87fc737c65eb0">&#9670;&nbsp;</a></span>UCX_VERSION_MINOR</h2>
211
212 <div class="memitem">
213 <div class="memproto">
214 <table class="memname">
215 <tr>
216 <td class="memname">#define UCX_VERSION_MINOR&#160;&#160;&#160;1</td>
217 </tr>
218 </table>
219 </div><div class="memdoc">
220
221 <p>Minor UCX version as integer constant. </p>
222
223 </div>
224 </div>
225 <h2 class="groupheader">Typedef Documentation</h2>
226 <a id="afe5e2d5dbf34778e0e97852051570791"></a>
227 <h2 class="memtitle"><span class="permalink"><a href="#afe5e2d5dbf34778e0e97852051570791">&#9670;&nbsp;</a></span>cmp_func</h2>
228
229 <div class="memitem">
230 <div class="memproto">
231 <table class="memname">
232 <tr>
233 <td class="memname">typedef int(* cmp_func) (const void *, const void *, void *)</td>
234 </tr>
235 </table>
236 </div><div class="memdoc">
237
238 <p>Function pointer to a compare function. </p>
239 <p>The compare function shall take three arguments: the two values that shall be compared and optional additional data. The function shall then return -1 if the first argument is less than the second argument, 1 if the first argument is greater than the second argument and 0 if both arguments are equal. If the third argument is <code>NULL</code>, it shall be ignored. </p>
240
241 </div>
242 </div>
243 <a id="aab917a5fe0965673c73e8ebd0a1fc967"></a>
244 <h2 class="memtitle"><span class="permalink"><a href="#aab917a5fe0965673c73e8ebd0a1fc967">&#9670;&nbsp;</a></span>copy_func</h2>
245
246 <div class="memitem">
247 <div class="memproto">
248 <table class="memname">
249 <tr>
250 <td class="memname">typedef void*(* copy_func) (const void *, void *)</td>
251 </tr>
252 </table>
253 </div><div class="memdoc">
254
255 <p>Function pointer to a copy function. </p>
256 <p>The copy function shall create a copy of the first argument and may use additional data provided by the second argument. If the second argument is <code>NULL</code>, it shall be ignored.</p>
257 <p><b>Attention:</b> if pointers returned by functions of this type may be passed to <code>free()</code> depends on the implementation of the respective <code>copy_func</code>. </p>
258
259 </div>
260 </div>
261 <a id="a0bc5bf89e556c1d45d10863d52728ac9"></a>
262 <h2 class="memtitle"><span class="permalink"><a href="#a0bc5bf89e556c1d45d10863d52728ac9">&#9670;&nbsp;</a></span>distance_func</h2>
263
264 <div class="memitem">
265 <div class="memproto">
266 <table class="memname">
267 <tr>
268 <td class="memname">typedef intmax_t(* distance_func) (const void *, const void *, void *)</td>
269 </tr>
270 </table>
271 </div><div class="memdoc">
272
273 <p>Function pointer to a distance function. </p>
274 <p>The distance function shall take three arguments: the two values for which the distance shall be computed and optional additional data. The function shall then return the signed distance as integer value. </p>
275
276 </div>
277 </div>
278 <a id="a6a67e255e460acb58f802067b3ff5fd5"></a>
279 <h2 class="memtitle"><span class="permalink"><a href="#a6a67e255e460acb58f802067b3ff5fd5">&#9670;&nbsp;</a></span>read_func</h2>
280
281 <div class="memitem">
282 <div class="memproto">
283 <table class="memname">
284 <tr>
285 <td class="memname">typedef size_t(* read_func) (void *, size_t, size_t, void *)</td>
286 </tr>
287 </table>
288 </div><div class="memdoc">
289
290 <p>Function pointer to a read function. </p>
291 <p>The signature of the read function shall be compatible to the signature of standard <code>fread</code>, though it may use arbitrary data types for source and destination.</p>
292 <p>The arguments shall contain (in ascending order): a pointer to the destination, the length of one element, the element count and a pointer to the source. </p>
293
294 </div>
295 </div>
296 <a id="ad2b370c2809914c8b7fedab163c266b3"></a>
297 <h2 class="memtitle"><span class="permalink"><a href="#ad2b370c2809914c8b7fedab163c266b3">&#9670;&nbsp;</a></span>ucx_destructor</h2>
298
299 <div class="memitem">
300 <div class="memproto">
301 <table class="memname">
302 <tr>
303 <td class="memname">typedef void(* ucx_destructor) (void *)</td>
304 </tr>
305 </table>
306 </div><div class="memdoc">
307
308 <p>A function pointer to a destructor function. </p>
309 <dl class="section see"><dt>See also</dt><dd>ucx_mempool_setdestr() </dd>
310 <dd>
311 ucx_mempool_regdestr() </dd></dl>
312
313 </div>
314 </div>
315 <a id="a989b3f0fa4d307d278378fde435641ed"></a>
316 <h2 class="memtitle"><span class="permalink"><a href="#a989b3f0fa4d307d278378fde435641ed">&#9670;&nbsp;</a></span>write_func</h2>
317
318 <div class="memitem">
319 <div class="memproto">
320 <table class="memname">
321 <tr>
322 <td class="memname">typedef size_t(* write_func) (const void *, size_t, size_t, void *)</td>
323 </tr>
324 </table>
325 </div><div class="memdoc">
326
327 <p>Function pointer to a write function. </p>
328 <p>The signature of the write function shall be compatible to the signature of standard <code>fwrite</code>, though it may use arbitrary data types for source and destination.</p>
329 <p>The arguments shall contain (in ascending order): a pointer to the source, the length of one element, the element count and a pointer to the destination. </p>
330
331 </div>
332 </div>
333 <h2 class="groupheader">Function Documentation</h2>
334 <a id="a6637171cc0ec097b297f731a3036dd3b"></a>
335 <h2 class="memtitle"><span class="permalink"><a href="#a6637171cc0ec097b297f731a3036dd3b">&#9670;&nbsp;</a></span>ucx_szmul_impl()</h2>
336
337 <div class="memitem">
338 <div class="memproto">
339 <table class="memname">
340 <tr>
341 <td class="memname">int ucx_szmul_impl </td>
342 <td>(</td>
343 <td class="paramtype">size_t&#160;</td>
344 <td class="paramname"><em>a</em>, </td>
345 </tr>
346 <tr>
347 <td class="paramkey"></td>
348 <td></td>
349 <td class="paramtype">size_t&#160;</td>
350 <td class="paramname"><em>b</em>, </td>
351 </tr>
352 <tr>
353 <td class="paramkey"></td>
354 <td></td>
355 <td class="paramtype">size_t *&#160;</td>
356 <td class="paramname"><em>result</em>&#160;</td>
357 </tr>
358 <tr>
359 <td></td>
360 <td>)</td>
361 <td></td><td></td>
362 </tr>
363 </table>
364 </div><div class="memdoc">
365
366 <p>Performs a multiplication of size_t values and checks for overflow. </p>
367 <p>This is a custom implementation in case there is no compiler builtin available.</p>
368 <dl class="params"><dt>Parameters</dt><dd>
369 <table class="params">
370 <tr><td class="paramname">a</td><td>first operand </td></tr>
371 <tr><td class="paramname">b</td><td>second operand </td></tr>
372 <tr><td class="paramname">result</td><td>a pointer to a size_t where the result should be stored </td></tr>
373 </table>
374 </dd>
375 </dl>
376 <dl class="section return"><dt>Returns</dt><dd>zero, if no overflow occurred and the result is correct, non-zero otherwise </dd></dl>
377
378 </div>
379 </div>
380 </div><!-- contents -->
381 <!-- start footer part -->
382 <hr class="footer"/><address class="footer"><small>
383 Generated on Thu Dec 19 2019 19:58:24 for ucx by &#160;<a href="http://www.doxygen.org/index.html">
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385 </a> 1.8.13
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387 </body>
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