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Add new config MBEDTLS_SSL_SESSION_RESUMPTION

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Add a new configuration option MBEDTLS_SSL_SESSION_RESUMPTION
to enable/disable the session resumption feature including
ticket and cache based session resumption.
This commit is contained in:
Jarno Lamsa 2019-06-18 13:49:02 +03:00 • committed by Manuel Pégourié-Gonnard
parent 590bf51cbb
commit 59bd12bf14
7 changed files with 44 additions and 0 deletions
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8
library/ssl_cli.c
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@ -888,7 +888,11 @@ static int ssl_write_client_hello( mbedtls_ssl_context *ssl )
#if defined(MBEDTLS_SSL_RENEGOTIATION)
ssl->renego_status != MBEDTLS_SSL_INITIAL_HANDSHAKE ||
#endif
#if defined(MBEDTLS_SSL_SESSION_RESUMPTION)
ssl->handshake->resume == 0 )
#else /* MBEDTLS_SSL_SESSION_RESUMPTION */
0 )
#endif
{
n = 0;
}
@ -1795,6 +1799,7 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, session id len.: %d", n ) );
MBEDTLS_SSL_DEBUG_BUF( 3, "server hello, session id", buf + 35, n );
#if defined(MBEDTLS_SSL_SESSION_RESUMPTION)
/*
* Check if the session can be resumed
*/
@ -1818,6 +1823,7 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
memcpy( ssl->session_negotiate->id, buf + 35, n );
}
else
#endif /* MBEDTLS_SSL_SESSION_RESUMPTION */
{
ssl->state = MBEDTLS_SSL_SERVER_CHANGE_CIPHER_SPEC;
@ -1830,8 +1836,10 @@ static int ssl_parse_server_hello( mbedtls_ssl_context *ssl )
}
}
#if defined(MBEDTLS_SSL_SESSION_RESUMPTION)
MBEDTLS_SSL_DEBUG_MSG( 3, ( "%s session has been resumed",
ssl->handshake->resume ? "a" : "no" ) );
#endif /* MBEDTLS_SSL_SESSION_RESUMPTION */
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, chosen ciphersuite: %04x", i ) );
MBEDTLS_SSL_DEBUG_MSG( 3, ( "server hello, compress alg.: %d", buf[37 + n] ) );