Merge pull request #9244 from waleed-elmelegy-arm/fix-tls13_parse_client_hello-issue

Fix issue in handling legacy_compression_methods in ssl_tls13_parse_client_hello()

tests/ssl-opt.sh

@@ -14142,6 +14142,18 @@ run_test    "TLS 1.3: no HRR in case of PSK key exchange mode" \
             -c "Selected key exchange mode: psk$" \
             -c "HTTP/1.0 200 OK"
 
+# Legacy_compression_methods testing
+
+requires_gnutls
+requires_config_enabled MBEDTLS_SSL_SRV_C
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
+run_test    "TLS 1.2 ClientHello indicating support for deflate compression method" \
+            "$P_SRV debug_level=3" \
+            "$G_CLI  --priority=NORMAL:-VERS-ALL:+VERS-TLS1.2:+COMP-DEFLATE localhost" \
+            0 \
+            -c "Handshake was completed" \
+            -s "dumping .client hello, compression. (2 bytes)"
+
 # Test heap memory usage after handshake
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
 requires_config_enabled MBEDTLS_MEMORY_DEBUG