[20180] TCP Client&Server Participant Decision-Making (backport #4277)

[mergify]

This is an automatic backport of pull request #4277 done by Mergify.
Cherry-pick of 709b140 has failed:

On branch mergify/bp/2.6.x/pr-4277
Your branch is up to date with 'origin/2.6.x'.

You are currently cherry-picking commit 709b1406b.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   src/cpp/fastdds/publisher/DataWriterImpl.cpp
	modified:   src/cpp/rtps/attributes/RTPSParticipantAttributes.cpp
	modified:   src/cpp/rtps/transport/TCPChannelResourceBasic.cpp
	modified:   src/cpp/rtps/transport/TCPSenderResource.hpp
	modified:   src/cpp/rtps/transport/TCPTransportInterface.h
	modified:   src/cpp/rtps/transport/tcp/RTCPMessageManager.cpp
	modified:   test/blackbox/api/dds-pim/PubSubReader.hpp
	modified:   test/blackbox/api/fastrtps_deprecated/PubSubReader.hpp
	modified:   test/blackbox/api/fastrtps_deprecated/PubSubWriter.hpp
	modified:   test/blackbox/common/BlackboxTests.hpp
	modified:   test/blackbox/common/BlackboxTestsTransportCustom.cpp
	modified:   test/blackbox/utils/data_generators.cpp
	modified:   test/unittest/dds/participant/ParticipantTests.cpp
	modified:   test/unittest/transport/TCPv4Tests.cpp

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   src/cpp/fastdds/publisher/DataWriterImpl.hpp
	both modified:   src/cpp/rtps/transport/TCPChannelResource.cpp
	both modified:   src/cpp/rtps/transport/TCPTransportInterface.cpp
	both modified:   test/blackbox/api/dds-pim/PubSubWriter.hpp
	both modified:   test/blackbox/common/BlackboxTestsTransportTCP.cpp

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

---

Mergify commands and options

More conditions and actions can be found in the documentation.

You can also trigger Mergify actions by commenting on this pull request:

• @Mergifyio refresh will re-evaluate the rules
• @Mergifyio rebase will rebase this PR on its base branch
• @Mergifyio update will merge the base branch into this PR
• @Mergifyio backport <destination> will backport this PR on <destination> branch

Additionally, on Mergify dashboard you can:

• look at your merge queues
• generate the Mergify configuration with the config editor.

Finally, you can contact us on https://mergify.com

[Mario-DL]

I am asking for ci when the other TCP-related PRs are merged

[cferreiragonz]

• Merge after [20119] TCP socket send buffer limit (backport #4237) #4330

The base branch was changed.

[Mario-DL]

@richiprosima please test this

[Mario-DL]

It seems that linux test failure may be related
@cferreiragonz would you mind taking a look at this?

[cferreiragonz]

@richiprosima please test this

[Mario-DL]

Failed tests in github cis are unrelated. Jenkins ci perfectly passed, giving it as ready to merge

[Mario-DL]

LGTM