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<a name="Auxiliary-quasi_002drandom-number-generator-functions"></a>
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Next: <a href="Saving-and-restoring-quasi_002drandom-number-generator-state.html#Saving-and-restoring-quasi_002drandom-number-generator-state" accesskey="n" rel="next">Saving and restoring quasi-random number generator state</a>, Previous: <a href="Sampling-from-a-quasi_002drandom-number-generator.html#Sampling-from-a-quasi_002drandom-number-generator" accesskey="p" rel="previous">Sampling from a quasi-random number generator</a>, Up: <a href="Quasi_002dRandom-Sequences.html#Quasi_002dRandom-Sequences" accesskey="u" rel="up">Quasi-Random Sequences</a> &nbsp; [<a href="Function-Index.html#Function-Index" title="Index" rel="index">Index</a>]</p>
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<a name="Auxiliary-quasi_002drandom-number-generator-functions-1"></a>
<h3 class="section">19.3 Auxiliary quasi-random number generator functions</h3>

<dl>
<dt><a name="index-gsl_005fqrng_005fname"></a>Function: <em>const char *</em> <strong>gsl_qrng_name</strong> <em>(const gsl_qrng * <var>q</var>)</em></dt>
<dd><p>This function returns a pointer to the name of the generator.
</p></dd></dl>

<dl>
<dt><a name="index-gsl_005fqrng_005fsize"></a>Function: <em>size_t</em> <strong>gsl_qrng_size</strong> <em>(const gsl_qrng * <var>q</var>)</em></dt>
<dt><a name="index-gsl_005fqrng_005fstate"></a>Function: <em>void *</em> <strong>gsl_qrng_state</strong> <em>(const gsl_qrng * <var>q</var>)</em></dt>
<dd><p>These functions return a pointer to the state of generator <var>r</var> and
its size.  You can use this information to access the state directly.  For
example, the following code will write the state of a generator to a
stream,
</p>
<div class="example">
<pre class="example">void * state = gsl_qrng_state (q);
size_t n = gsl_qrng_size (q);
fwrite (state, n, 1, stream);
</pre></div>
</dd></dl>





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