Add more methods to `SocketForwarder`. #918

Job	Run time
openssl-1.0.2u	2m 39s
openssl-1.1.0l	1m 29s
openssl-1.1.1w	1m 42s
openssl-3.0.12	2m 52s
openssl-3.1.4	2m 52s
openssl-3.2.0	3m 28s
ruby-versions / Generate Ruby versions	3s
libressl-3.1.5	2m 4s
libressl-3.2.7	2m 28s
libressl-3.3.6	2m 13s
libressl-3.4.3	2m 11s
libressl-3.5.3	2m 12s
libressl-3.6.3	2m 15s
libressl-3.7.3	2m 14s
libressl-3.8.1	2m 10s
openssl-3.0.12 fips	2m 44s
openssl-3.1.4 fips	2m 48s
openssl-3.2.0 fips	3m 26s
openssl-head	3m 23s
openssl-head fips	3m 15s
ubuntu-22.04 2.7	1m 0s
ubuntu-22.04 3.0	55s
ubuntu-22.04 3.1	57s
ubuntu-22.04 3.2	1m 0s
ubuntu-22.04 3.3	53s
ubuntu-22.04 head	55s
ubuntu-22.04 truffleruby	1m 31s
ubuntu-22.04 truffleruby-head	1m 29s
ubuntu-20.04 2.7	57s
ubuntu-20.04 3.0	53s
ubuntu-20.04 3.1	51s
ubuntu-20.04 3.2	50s
ubuntu-20.04 3.3	47s
ubuntu-20.04 head	46s
ubuntu-20.04 truffleruby-head	1m 24s
macos-latest 2.7	1m 33s
macos-latest 3.0	52s
macos-latest 3.1	1m 0s
macos-latest 3.2	56s
macos-latest 3.3	1m 1s
macos-latest head	1m 31s
macos-latest truffleruby-head	3m 32s
windows-latest 2.7	5m 2s
windows-latest 3.0	3m 58s
windows-latest 3.1	4m 19s
windows-latest 3.2	4m 52s
windows-latest 3.3	5m 38s
windows-latest ucrt	4m 8s
windows-latest mswin	3m 8s
	1h 45m 6s

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