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<a href="https://gitlab.com/dueno">Daiki Ueno</a>
started a new
discussion on <a href="https://gitlab.com/gnutls/gnutls/-/merge_requests/1232#note_334142478">src/cli.c</a>:
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992
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<pre style="margin: 0;"> <span id="LC992" class="line" lang="c"> <span class="n" style="color: #333;">gnutls_datum_t</span> <span class="n" style="color: #333;">edata</span> <span class="o" style="font-weight: 600;">=</span> <span class="p">{</span><span class="nb" style="color: #0086b3;">NULL</span><span class="p">,</span> <span class="mi" style="color: #099;">0</span><span class="p">};</span></span>
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993
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993
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<pre style="margin: 0;"> <span id="LC993" class="line" lang="c"></span>
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994
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<pre style="margin: 0;"> <span id="LC994" class="line" lang="c"> <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">gnutls_session_is_resumed</span><span class="p">(</span><span class="n" style="color: #333;">hd</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">session</span><span class="p">)</span> <span class="o" style="font-weight: 600;">==</span> <span class="mi" style="color: #099;">0</span><span class="p">)</span> <span class="p">{</span></span>
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995
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<pre style="margin: 0;">-<span id="LC995" class="line" lang="c"> <span class="cm" style="color: #998; font-style: italic;">/* not resumed - obtain the session data */</span></span>
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996
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<pre style="margin: 0;">-<span id="LC996" class="line" lang="c"> <span class="n" style="color: #333;">ret</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">gnutls_session_get_data2</span><span class="p">(</span><span class="n" style="color: #333;">hd</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">session</span><span class="p">,</span> <span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">rdata</span><span class="p">);</span></span>
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<pre style="margin: 0;">-<span id="LC997" class="line" lang="c"> <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">ret</span> <span class="o" style="font-weight: 600;"><</span> <span class="mi" style="color: #099;">0</span><span class="p">)</span> <span class="p">{</span></span>
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998
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<pre style="margin: 0;">-<span id="LC998" class="line" lang="c"> <span class="n" style="color: #333;">rdata</span><span class="p">.</span><span class="n" style="color: #333;">data</span> <span class="o" style="font-weight: 600;">=</span> <span class="nb" style="color: #0086b3;">NULL</span><span class="p">;</span></span>
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<pre style="margin: 0;">-<span id="LC999" class="line" lang="c"> <span class="p">}</span></span>
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<pre style="margin: 0;">+<span id="LC995" class="line" lang="c"> <span class="k" style="font-weight: 600;">do</span> <span class="p">{</span></span>
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<pre style="margin: 0;">+<span id="LC996" class="line" lang="c"> <span class="cm" style="color: #998; font-style: italic;">/* not resumed - obtain the session data */</span></span>
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<pre style="margin: 0;">+<span id="LC997" class="line" lang="c"> <span class="n" style="color: #333;">ret</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">gnutls_session_get_data2</span><span class="p">(</span><span class="n" style="color: #333;">hd</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">session</span><span class="p">,</span> <span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">rdata</span><span class="p">);</span></span>
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<p dir="auto">Wouldn't this create a busy-loop under TLS 1.2 or earlier, as the wait logic in the function is only enabled for TLS 1.3?</p>
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