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<a href="https://gitlab.com/Vrancken">Tom</a>
started a new discussion
on <a href="https://gitlab.com/gnutls/gnutls/merge_requests/777#note_110165114">lib/priority.c</a>:
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591
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<pre style="margin: 0;"> <span id="LC591" class="line" lang="c"> <span class="n" style="color: #333;">session</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">internals</span><span class="p">.</span><span class="n" style="color: #333;">priorities</span> <span class="o" style="font-weight: 600;">=</span> <span class="n" style="color: #333;">priority</span><span class="p">;</span></span>
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<pre style="margin: 0;"> <span id="LC592" class="line" lang="c"> <span class="n" style="color: #333;">gnutls_atomic_increment</span><span class="p">(</span><span class="o" style="font-weight: 600;">&</span><span class="n" style="color: #333;">priority</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">usage_cnt</span><span class="p">);</span></span>
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<pre style="margin: 0;"> <span id="LC593" class="line" lang="c"></span>
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<pre style="margin: 0;">-<span id="LC594" class="line" lang="c"> <span class="cm" style="color: #998; font-style: italic;">/* set the current version to the first in the chain<span class="idiff left right">.</span></span></span>
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<pre style="margin: 0;">-<span id="LC595" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * <span class="idiff left right">This will be overridden later.</span></span></span>
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<pre style="margin: 0;">-<span id="LC596" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> */</span></span>
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<pre style="margin: 0;">+<span id="LC594" class="line" lang="c"> <span class="cm" style="color: #998; font-style: italic;">/* set the current version to the first in the chain<span class="idiff left right">, if that's</span></span></span>
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<pre style="margin: 0;">+<span id="LC595" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> * <span class="idiff left right">the call before the initial handshake. This will be overridden by</span></span></span>
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<pre style="margin: 0;">+<span id="LC596" class="line" lang="c"><span class="cm" style="color: #998; font-style: italic;"> *<span class="idiff left right"> the handshake call. *</span>/</span></span>
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<pre style="margin: 0;"> <span id="LC597" class="line" lang="c"> <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">session</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">internals</span><span class="p">.</span><span class="n" style="color: #333;">priorities</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">protocol</span><span class="p">.</span><span class="n" style="color: #333;">algorithms</span> <span class="o" style="font-weight: 600;">></span> <span class="mi" style="color: #099;">0</span> <span class="o" style="font-weight: 600;">&&</span></span>
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<pre style="margin: 0;">-<span id="LC598" class="line" lang="c"> <span class="o" style="font-weight: 600;">!</span><span class="n" style="color: #333;">session</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">internals</span><span class="p">.</span><span class="n" style="color: #333;">handshake_in_progress</span><span class="p">)</span> <span class="p">{</span></span>
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<pre style="margin: 0;">+<span id="LC598" class="line" lang="c"> <span class="o" style="font-weight: 600;">!</span><span class="n" style="color: #333;">session</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">internals</span><span class="p">.</span><span class="n" style="color: #333;">handshake_in_progress</span> <span class="o" style="font-weight: 600;">&&</span></span>
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<pre style="margin: 0;">+<span id="LC599" class="line" lang="c"> <span class="o" style="font-weight: 600;">!</span><span class="n" style="color: #333;">session</span><span class="o" style="font-weight: 600;">-></span><span class="n" style="color: #333;">internals</span><span class="p">.</span><span class="n" style="color: #333;">initial_negotiation_completed</span><span class="p">)</span> <span class="p">{</span></span>
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<pre style="margin: 0;"> <span id="LC600" class="line" lang="c"> <span class="k" style="font-weight: 600;">if</span> <span class="p">(</span><span class="n" style="color: #333;">_gnutls_set_current_version</span><span class="p">(</span><span class="n" style="color: #333;">session</span><span class="p">,</span></span>
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<p dir="auto">What happens if a client wants to downgrade the protocol version during a rehandshake? That is not possible now right? Do we want to allow that?</p>
<p dir="auto">What happens when a client wants to upgrade the protocol version from 1.1 to 1.2 during a rehandshake? That won't work either right?</p>
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