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<p style="margin-bottom:12.0pt;background:white"><strong><span lang="FR" style="font-size:10.5pt;font-family:-apple-system;color:#24292F;font-weight:normal">Hi<o:p></o:p></span></strong></p>
<p style="margin-bottom:12.0pt;background:white"><strong><span lang="FR" style="font-size:10.5pt;font-family:-apple-system;color:#24292F">Kernel Support for KTLS:</span></strong><span lang="FR" style="font-size:10.5pt;font-family:-apple-system;color:#24292F"><br>
kernel version is 5.15<br>
CONFIG_TLS=y<br>
CONFIG_TLS_DEVICE=y<br>
CONFIG_CRYPTO_TLS=y<o:p></o:p></span></p>
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<strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">Openssl:</span></strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F"><br>
$ ./</span><span style="color:black"> </span><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">Configure enable-ktls linux-aarch64<br>
$ make<o:p></o:p></span></p>
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<strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">Server</span></strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F"><br>
$ ./openssl version<br>
OpenSSL 3.0.2-dev 14 Dec 2021 (Library: OpenSSL 3.0.0 7 sep 2021)<br>
$ ./openssl s_server -key rsa.key -cert server.pem -accept 443<o:p></o:p></span></p>
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<strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">error</span></strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F"><br>
</span><strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">file</span></strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">: crypto/bio/bio_sock2.c<br>
</span><strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">function:</span></strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F"> BIO_socket()<br>
ktls_enable(sock); failed with ENOTCONN error<br>
setsockopt failed, 107, Transport endpoint is not connected<o:p></o:p></span></p>
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<strong><span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">server logs( added some debug logs)<o:p></o:p></span></strong></p>
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<span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">root@imx8mmevk:~# ./openssl s_server -key rsa.key -cert server.pem -accept 443<br>
sk->sk_state != TCP_ESTABLISHED (log added in kernel net/tls/tls_main.c)<br>
sk->sk_state != TCP_ESTABLISHED<o:p></o:p></span></p>
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<span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">BIO_socket sock_family = 10, sock_type = 1, sock_protocol = 6, return = 3<br>
setsockopt failed, 107, Transport endpoint is not connected<br>
BIO_socket, ktls_enable(asock) = 0<br>
ACCEPT<br>
setsockopt failed, 17, File exists<br>
BIO_new_socket, ktls_enable(s) = 0<br>
-----BEGIN SSL SESSION PARAMETERS-----<br>
MF8CAQECAgMDBALAMAQABDAC9MHCSSlLXrS0D8tq2hCZtW0vmB1EC6HQerBThuev<br>
PdX7VOUnD1a2bybdw1LfEiqhBgIEYcLciaIEAgIcIKQGBAQBAAAArQMCAQGzAwIB<br>
HQ==<br>
-----END SSL SESSION PARAMETERS-----<br>
Shared ciphers:ECDHE-RSA-AES256-GCM-SHA384<br>
Signature Algorithms: ECDSA+SHA256:ECDSA+SHA384:ECDSA+SHA512:Ed25519:Ed448:RSA-PSS+SHA256:RSA-PSS+SHA384:RSA-PSS+SHA512:RSA-PSS+SHA256:RSA-PSS+SHA384:RSA-PSS+SHA512:RSA+SHA256:RSA+SHA384:RSA+SHA512:ECDSA+SHA224:RSA+SHA224:DSA+SHA224:DSA+SHA256:DSA+SHA384:DSA+SHA512<br>
Shared Signature Algorithms: ECDSA+SHA256:ECDSA+SHA384:ECDSA+SHA512:Ed25519:Ed448:RSA-PSS+SHA256:RSA-PSS+SHA384:RSA-PSS+SHA512:RSA-PSS+SHA256:RSA-PSS+SHA384:RSA-PSS+SHA512:RSA+SHA256:RSA+SHA384:RSA+SHA512:ECDSA+SHA224:RSA+SHA224:DSA+SHA224:DSA+SHA256:DSA+SHA384:DSA+SHA512<br>
Supported Elliptic Curve Point Formats: uncompressed:ansiX962_compressed_prime:ansiX962_compressed_char2<br>
Supported groups: x25519:secp256r1:x448:secp521r1:secp384r1<br>
Shared groups: x25519:secp256r1:x448:secp521r1:secp384r1<br>
CIPHER is ECDHE-RSA-AES256-GCM-SHA384<br>
Secure Renegotiation IS supported<br>
Using Kernel TLS for sending fail<br>
Using Kernel TLS for receiving fail<o:p></o:p></span></p>
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<span style="font-size:10.5pt;font-family:-apple-system;color:#24292F"><br>
Regards<o:p></o:p></span></p>
<p style="mso-margin-top-alt:0in;margin-right:0in;margin-bottom:12.0pt;margin-left:0in;background:white">
<span style="font-size:10.5pt;font-family:-apple-system;color:#24292F">Gaurav Jain<o:p></o:p></span></p>
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