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<div class="textblock"><code>#include &quot;<a class="el" href="zos-macros_8h_source.html">zos-macros.h</a>&quot;</code><br />
<code>#include &lt;stdint.h&gt;</code><br />
<code>#include &lt;<a class="el" href="stdlib_8h_source.html">stdlib.h</a>&gt;</code><br />
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_z_o_s_c_c_t.html">ZOSCCT</a></td></tr>
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Functions</h2></td></tr>
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<h2 class="groupheader">Macro Definition Documentation</h2>
<a id="a616ad85d89ea210132ae785bf6013e6e" name="a616ad85d89ea210132ae785bf6013e6e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a616ad85d89ea210132ae785bf6013e6e">&#9670;&#160;</a></span>ZOSCPU_MODEL_LENGTH</h2>
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<td class="memname">#define ZOSCPU_MODEL_LENGTH&#160;&#160;&#160;4</td>
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<h2 class="groupheader">Typedef Documentation</h2>
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<td class="memname">typedef struct <a class="el" href="struct_z_o_s_c_c_t.html">ZOSCCT</a> <a class="el" href="zos-sys-info_8h.html#abf4f84f67f059cb26f2c8a8f566acb75">ZOSCCT_t</a></td>
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<td class="memname">typedef struct <a class="el" href="struct_z_o_s_c_v_t.html">ZOSCVT</a> <a class="el" href="zos-sys-info_8h.html#aab8b5cd2ac59f15d0bc983409d22e7c0">ZOSCVT_t</a></td>
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<td class="memname">typedef struct <a class="el" href="struct_z_o_s_p_c_c_a.html">ZOSPCCA</a> <a class="el" href="struct_z_o_s_p_c_c_a.html">ZOSPCCA</a></td>
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<h2 class="memtitle"><span class="permalink"><a href="#a707ba9900ad946a55d0ba1eb8351346a">&#9670;&#160;</a></span>ZOSPCCAVT</h2>
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<td class="memname">typedef struct <a class="el" href="struct_z_o_s_p_c_c_a_v_t.html">ZOSPCCAVT</a> <a class="el" href="struct_z_o_s_p_c_c_a_v_t.html">ZOSPCCAVT</a></td>
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<h2 class="memtitle"><span class="permalink"><a href="#a5c66f5580a71dbf94fde663e7737c09a">&#9670;&#160;</a></span>ZOSPSA_t</h2>
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<td class="memname">typedef struct <a class="el" href="struct_z_o_s_p_s_a.html">ZOSPSA</a> <a class="el" href="zos-sys-info_8h.html#a5c66f5580a71dbf94fde663e7737c09a">ZOSPSA_t</a></td>
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<h2 class="memtitle"><span class="permalink"><a href="#a8aacd406c9cd793d4ec182a7a47758de">&#9670;&#160;</a></span>ZOSRCE_t</h2>
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<td class="memname">typedef struct <a class="el" href="struct_z_o_s_r_c_e.html">ZOSRCE</a> <a class="el" href="zos-sys-info_8h.html#a8aacd406c9cd793d4ec182a7a47758de">ZOSRCE_t</a></td>
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<h2 class="memtitle"><span class="permalink"><a href="#a5823e728b0d55b240e8f89dec6001bb4">&#9670;&#160;</a></span>ZOSRMCT_t</h2>
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<td class="memname">typedef struct <a class="el" href="struct_z_o_s_r_m_c_t.html">ZOSRMCT</a> <a class="el" href="zos-sys-info_8h.html#a5823e728b0d55b240e8f89dec6001bb4">ZOSRMCT_t</a></td>
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<h2 class="groupheader">Enumeration Type Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#adbc37c8430939d1f676d7d6d1fd282aa">&#9670;&#160;</a></span>oslvl_t</h2>
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<td class="memname">enum <a class="el" href="zos-sys-info_8h.html#adbc37c8430939d1f676d7d6d1fd282aa">oslvl_t</a></td>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="adbc37c8430939d1f676d7d6d1fd282aaa38c9a795628618dd5aa678c4ebe604b1" name="adbc37c8430939d1f676d7d6d1fd282aaa38c9a795628618dd5aa678c4ebe604b1"></a>ZOSLVL_V1R13&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="adbc37c8430939d1f676d7d6d1fd282aaa09ecb9fd45b027cd9f09e4c8a05e6dd8" name="adbc37c8430939d1f676d7d6d1fd282aaa09ecb9fd45b027cd9f09e4c8a05e6dd8"></a>ZOSLVL_V2R1&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="adbc37c8430939d1f676d7d6d1fd282aaa7aa24436f20cfd0a81c5d683b1fd9c92" name="adbc37c8430939d1f676d7d6d1fd282aaa7aa24436f20cfd0a81c5d683b1fd9c92"></a>ZOSLVL_V2R2&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="adbc37c8430939d1f676d7d6d1fd282aaa64e1d9eb01863019081a6b11a1e9a558" name="adbc37c8430939d1f676d7d6d1fd282aaa64e1d9eb01863019081a6b11a1e9a558"></a>ZOSLVL_V2R3&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="adbc37c8430939d1f676d7d6d1fd282aaaeb2334e1cfb3f9f16310abd91666e5e5" name="adbc37c8430939d1f676d7d6d1fd282aaaeb2334e1cfb3f9f16310abd91666e5e5"></a>ZOSLVL_V2R4&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="adbc37c8430939d1f676d7d6d1fd282aaad6f5ed5a0fa757e7c126d5df7593dab4" name="adbc37c8430939d1f676d7d6d1fd282aaad6f5ed5a0fa757e7c126d5df7593dab4"></a>ZOSLVL_V2R5&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="adbc37c8430939d1f676d7d6d1fd282aaab486596d7ceed2a79d40ebd466ac5608" name="adbc37c8430939d1f676d7d6d1fd282aaab486596d7ceed2a79d40ebd466ac5608"></a>ZOSLVL_V3R1&#160;</td><td class="fielddoc"></td></tr>
<tr><td class="fieldname"><a id="adbc37c8430939d1f676d7d6d1fd282aaa58ba8c5aed6ac7f21856244ae076e24b" name="adbc37c8430939d1f676d7d6d1fd282aaa58ba8c5aed6ac7f21856244ae076e24b"></a>ZOSLVL_UNKNOWN&#160;</td><td class="fielddoc"></td></tr>
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<h2 class="groupheader">Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ac91b8c621335afbb2c674a005f3d8281">&#9670;&#160;</a></span>__get_cpu_model()</h2>
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<td class="memname"><a class="el" href="zos-macros_8h.html#aed7e0d9f32e1ea73439ac0386ffaaa8d">__Z_EXPORT</a> char * __get_cpu_model </td>
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<p>Gets the 4 character CPU model of the system, including the null terminating character. Truncated if buffer size is too small.</p>
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<tr><td class="paramname">buffer</td><td>pointer to the buffer where the cpu model is to be stored </td></tr>
<tr><td class="paramname">size</td><td>the size of the buffer </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>pointer to the buffer. </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ae72c9bd004b2449be517cf9f76e6a5b3">&#9670;&#160;</a></span>__get_num_frames()</h2>
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<td class="memname"><a class="el" href="zos-macros_8h.html#aed7e0d9f32e1ea73439ac0386ffaaa8d">__Z_EXPORT</a> int __get_num_frames </td>
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<td class="paramtype">void&#160;</td>
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<p>Get the number of frames currently available to the system </p><dl class="section return"><dt>Returns</dt><dd>returns the number of available frames </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#aa5b032185971a52a0019e419fe16e9d7">&#9670;&#160;</a></span>__get_num_online_cpus()</h2>
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<td class="memname"><a class="el" href="zos-macros_8h.html#aed7e0d9f32e1ea73439ac0386ffaaa8d">__Z_EXPORT</a> int __get_num_online_cpus </td>
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<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
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<p>Get the number of online CPUs </p><dl class="section return"><dt>Returns</dt><dd>returns the number of online CPUs </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a220c8f1db216eb16456518afd0fd3b5d">&#9670;&#160;</a></span>__get_os_level()</h2>
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<td class="memname"><a class="el" href="zos-macros_8h.html#aed7e0d9f32e1ea73439ac0386ffaaa8d">__Z_EXPORT</a> <a class="el" href="zos-sys-info_8h.html#adbc37c8430939d1f676d7d6d1fd282aa">oslvl_t</a> __get_os_level </td>
<td>(</td>
<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
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<p>Get the OS level </p><dl class="section return"><dt>Returns</dt><dd>the OS level as ZOSLVL_V2R1/2/3/4/5 (values are in ascending order) </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a086526032c2a01da1dd09d8984c1df6e">&#9670;&#160;</a></span>__is_os_level_at_or_above()</h2>
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<td class="memname"><a class="el" href="zos-macros_8h.html#aed7e0d9f32e1ea73439ac0386ffaaa8d">__Z_EXPORT</a> bool __is_os_level_at_or_above </td>
<td>(</td>
<td class="paramtype"><a class="el" href="zos-sys-info_8h.html#adbc37c8430939d1f676d7d6d1fd282aa">oslvl_t</a>&#160;</td>
<td class="paramname"><em>level</em></td><td>)</td>
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<p>Check if current OS is at or above a given level </p><dl class="section return"><dt>Returns</dt><dd>true if the current OS level is at or above the given level, and false otherwise </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a4d056b68d9ae84f237ad47cc21ac142d">&#9670;&#160;</a></span>__is_stfle_available()</h2>
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<td class="memname"><a class="el" href="zos-macros_8h.html#aed7e0d9f32e1ea73439ac0386ffaaa8d">__Z_EXPORT</a> bool __is_stfle_available </td>
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<td class="paramname"></td><td>)</td>
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<p>Check if STFLE (STORE FACILITY LIST EXTENDED) instruction is available </p><dl class="section return"><dt>Returns</dt><dd>true if the STFLE instruction is available </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a697eddce628001c9c19a6bc1c8c406ed">&#9670;&#160;</a></span>__is_vef1_available()</h2>
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<td class="memname"><a class="el" href="zos-macros_8h.html#aed7e0d9f32e1ea73439ac0386ffaaa8d">__Z_EXPORT</a> bool __is_vef1_available </td>
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<td class="paramname"></td><td>)</td>
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<p>Check if the current z arch includes Vector Enhancements Facility 1 </p><dl class="section return"><dt>Returns</dt><dd>true if Vector Enhancements Facility 1 instructions are available, and false otherwise </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a9a958577fad869b08f55a33c0c3d75b2">&#9670;&#160;</a></span>__is_vxf_available()</h2>
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<td class="memname"><a class="el" href="zos-macros_8h.html#aed7e0d9f32e1ea73439ac0386ffaaa8d">__Z_EXPORT</a> bool __is_vxf_available </td>
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<p>Check if the current z arch includes Vector Extension Facility </p><dl class="section return"><dt>Returns</dt><dd>true if Vector Extension Facility instructions are available, and false otherwise </dd></dl>
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