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<li><a class="reference internal" href="#">Constants</a><ul>
<li><a class="reference internal" href="#rounding-modes">Rounding modes</a></li>
<li><a class="reference internal" href="#status-flags">Status flags</a></li>
<li><a class="reference internal" href="#flag-sets">Flag sets</a></li>
<li><a class="reference internal" href="#ieee-interchange-context">IEEE interchange context</a></li>
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<div class="section" id="constants">
<h1>Constants</h1>
<p>All constants in this section are aliases of constants from <cite>libmpdec</cite>.
They are renamed or shortened for better integration in the <cite>decimal</cite>
namespace. Use whichever versions you prefer.</p>
<div class="section" id="rounding-modes">
<h2>Rounding modes</h2>
<div class="highlight-cpp notranslate"><div class="highlight"><pre><span></span><span class="k">enum</span> <span class="nc">round</span> <span class="p">{</span>
<span class="n">ROUND_UP</span> <span class="o">=</span> <span class="n">MPD_ROUND_UP</span><span class="p">,</span> <span class="cm">/* round away from 0 */</span>
<span class="n">ROUND_DOWN</span> <span class="o">=</span> <span class="n">MPD_ROUND_DOWN</span><span class="p">,</span> <span class="cm">/* round toward 0 (truncate) */</span>
<span class="n">ROUND_CEILING</span> <span class="o">=</span> <span class="n">MPD_ROUND_CEILING</span><span class="p">,</span> <span class="cm">/* round toward +infinity */</span>
<span class="n">ROUND_FLOOR</span> <span class="o">=</span> <span class="n">MPD_ROUND_FLOOR</span><span class="p">,</span> <span class="cm">/* round toward -infinity */</span>
<span class="n">ROUND_HALF_UP</span> <span class="o">=</span> <span class="n">MPD_ROUND_HALF_UP</span><span class="p">,</span> <span class="cm">/* 0.5 is rounded up */</span>
<span class="n">ROUND_HALF_DOWN</span> <span class="o">=</span> <span class="n">MPD_ROUND_HALF_DOWN</span><span class="p">,</span> <span class="cm">/* 0.5 is rounded down */</span>
<span class="n">ROUND_HALF_EVEN</span> <span class="o">=</span> <span class="n">MPD_ROUND_HALF_EVEN</span><span class="p">,</span> <span class="cm">/* 0.5 is rounded to even */</span>
<span class="n">ROUND_05UP</span> <span class="o">=</span> <span class="n">MPD_ROUND_05UP</span><span class="p">,</span> <span class="cm">/* round zero or five away from 0 */</span>
<span class="n">ROUND_TRUNC</span> <span class="o">=</span> <span class="n">MPD_ROUND_TRUNC</span><span class="p">,</span> <span class="cm">/* truncate, but set infinity */</span>
<span class="n">ROUND_GUARD</span> <span class="o">=</span> <span class="n">MPD_ROUND_GUARD</span>
<span class="p">};</span>
</pre></div>
</div>
</div>
<div class="section" id="status-flags">
<h2>Status flags</h2>
<div class="highlight-cpp notranslate"><div class="highlight"><pre><span></span><span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecClamped</span> <span class="o">=</span> <span class="n">MPD_Clamped</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecConversionSyntax</span> <span class="o">=</span> <span class="n">MPD_Conversion_syntax</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecDivisionByZero</span> <span class="o">=</span> <span class="n">MPD_Division_by_zero</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecDivisionImpossible</span> <span class="o">=</span> <span class="n">MPD_Division_impossible</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecDivisionUndefined</span> <span class="o">=</span> <span class="n">MPD_Division_undefined</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecFpuError</span> <span class="o">=</span> <span class="n">MPD_Fpu_error</span><span class="p">;</span> <span class="cm">/* unused */</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecInexact</span> <span class="o">=</span> <span class="n">MPD_Inexact</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecInvalidContext</span> <span class="o">=</span> <span class="n">MPD_Invalid_context</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecInvalidOperation</span> <span class="o">=</span> <span class="n">MPD_Invalid_operation</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecMallocError</span> <span class="o">=</span> <span class="n">MPD_Malloc_error</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecNotImplemented</span> <span class="o">=</span> <span class="n">MPD_Not_implemented</span><span class="p">;</span> <span class="cm">/* unused */</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecOverflow</span> <span class="o">=</span> <span class="n">MPD_Overflow</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecRounded</span> <span class="o">=</span> <span class="n">MPD_Rounded</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecSubnormal</span> <span class="o">=</span> <span class="n">MPD_Subnormal</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecUnderflow</span> <span class="o">=</span> <span class="n">MPD_Underflow</span><span class="p">;</span>
</pre></div>
</div>
</div>
<div class="section" id="flag-sets">
<h2>Flag sets</h2>
<div class="highlight-cpp notranslate"><div class="highlight"><pre><span></span><span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecIEEEInvalidOperation</span> <span class="o">=</span> <span class="n">MPD_IEEE_Invalid_operation</span><span class="p">;</span>
<span class="cm">/* DecConversionSyntax */</span>
<span class="cm">/* DecDivisionImpossible */</span>
<span class="cm">/* DecDivisionUndefined */</span>
<span class="cm">/* DecFpuError */</span>
<span class="cm">/* DecInvalidContext */</span>
<span class="cm">/* DecInvalidOperation */</span>
<span class="cm">/* DecMallocError */</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecErrors</span> <span class="o">=</span> <span class="n">MPD_Errors</span><span class="p">;</span>
<span class="cm">/* DecIEEEInvalidOperation */</span>
<span class="cm">/* DecDivisionByZero */</span>
<span class="k">constexpr</span> <span class="kt">uint32_t</span> <span class="n">DecMaxStatus</span> <span class="o">=</span> <span class="n">MPD_Max_status</span><span class="p">;</span>
<span class="cm">/* All flags */</span>
</pre></div>
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<div class="section" id="ieee-interchange-context">
<h2>IEEE interchange context</h2>
<div class="highlight-cpp notranslate"><div class="highlight"><pre><span></span><span class="cm">/* IEEEContext(): common arguments */</span>
<span class="k">constexpr</span> <span class="kt">int</span> <span class="n">DECIMAL32</span> <span class="o">=</span> <span class="n">MPD_DECIMAL32</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">int</span> <span class="n">DECIMAL64</span> <span class="o">=</span> <span class="n">MPD_DECIMAL64</span><span class="p">;</span>
<span class="k">constexpr</span> <span class="kt">int</span> <span class="n">DECIMAL128</span> <span class="o">=</span> <span class="n">MPD_DECIMAL128</span><span class="p">;</span>
<span class="cm">/* IEEEContext(): maximum argument value */</span>
<span class="k">constexpr</span> <span class="kt">int</span> <span class="n">IEEE_CONTEXT_MAX_BITS</span> <span class="o">=</span> <span class="n">MPD_IEEE_CONTEXT_MAX_BITS</span><span class="p">;</span>
</pre></div>
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