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<a href="https://gitlab.rtems.org/sngwkim915">Sang Woo Kim</a> created a merge request: <a href="https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/merge_requests/153">!153</a>
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Project:Branches: sngwkim915/rtems-libbsd:fix/descriptor-identity-7 to rtems/pkg/rtems-libbsd:7-freebsd-14
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Author: Sang Woo Kim
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<p dir="auto" style="color: #3a383f; margin: 0px;" align="initial">Five fixes for descriptor-identity defects found while running an EPICS IOC on libbsd: dup() of a socket returns a broken descriptor (<a href="https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/work_items/101" title="dup() and fcntl(F_DUPFD) fail with ENXIO for libbsd descriptors" class="gfm gfm-issue" data-original="#101" data-link="false" data-link-reference="false" data-issue="29858" data-project="13" data-iid="101" data-namespace-path="rtems/pkg/rtems-libbsd" data-project-path="rtems/pkg/rtems-libbsd" data-issue-type="issue" data-container="body" data-placement="top" data-reference-type="issue" style="margin-top: 0px;">#101</a>), a kqueue-registered descriptor can never be closed (<a href="https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/work_items/102" title="kqueue: the hold is still leaked when fget() fails, and closefp() drops the wrong descriptor's knotes" class="gfm gfm-issue" data-original="#102" data-link="false" data-link-reference="false" data-issue="29859" data-project="13" data-iid="102" data-namespace-path="rtems/pkg/rtems-libbsd" data-project-path="rtems/pkg/rtems-libbsd" data-issue-type="issue" data-container="body" data-placement="top" data-reference-type="issue">#102</a>), pipe() is not connected to the libbsd implementation (<a href="https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/work_items/39" title="Add poll() and select() support for pipe" class="gfm gfm-issue" data-original="#39" data-link="false" data-link-reference="false" data-issue="28941" data-project="13" data-iid="39" data-namespace-path="rtems/pkg/rtems-libbsd" data-project-path="rtems/pkg/rtems-libbsd" data-issue-type="issue" data-container="body" data-placement="top" data-reference-type="issue">#39</a>), select/poll drop the hold of the wrong descriptor after a dup2 (<a href="https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/work_items/103" title="select() and poll() pass rtems_bsd_libio_fo_poll() three different descriptors" class="gfm gfm-issue" data-original="#103" data-link="false" data-link-reference="false" data-issue="29860" data-project="13" data-iid="103" data-namespace-path="rtems/pkg/rtems-libbsd" data-project-path="rtems/pkg/rtems-libbsd" data-issue-type="issue" data-container="body" data-placement="top" data-reference-type="issue">#103</a>), and getdirentries() reads a vnode out of a descriptor that has none (<a href="https://gitlab.rtems.org/rtems/pkg/rtems-libbsd/-/work_items/104" title="rtems_bsd_sysgen_read() reads a vnode out of a descriptor that has none" class="gfm gfm-issue" data-original="#104" data-link="false" data-link-reference="false" data-issue="29861" data-project="13" data-iid="104" data-namespace-path="rtems/pkg/rtems-libbsd" data-project-path="rtems/pkg/rtems-libbsd" data-issue-type="issue" data-container="body" data-placement="top" data-reference-type="issue">#104</a>). Each commit carries a testsuite case that fails on the unfixed branch and passes at its commit point; a full testsuite sweep on the series tip matches the base sweep.</p>
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