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tls13: Rename server_hello_coordinate to preprocess_server_hello

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Rename server_hello_coordinate to preprocess_server_hello
as it is more aligned with what the function does.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
This commit is contained in:
Ronald Cron 2022-05-31 12:04:31 +02:00
parent db5dfa1f1c
commit 828aff6ead
1 changed files with 18 additions and 18 deletions
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36
library/ssl_tls13_client.c
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@ -741,12 +741,12 @@ static int ssl_tls13_is_downgrade_negotiation( mbedtls_ssl_context *ssl,
} }
/* Returns a negative value on failure, and otherwise /* Returns a negative value on failure, and otherwise
* - SSL_SERVER_HELLO_COORDINATE_HELLO or * - SSL_SERVER_HELLO or
* - SSL_SERVER_HELLO_COORDINATE_HRR * - SSL_SERVER_HELLO_HRR
* to indicate which message is expected and to be parsed next. * to indicate which message is expected and to be parsed next.
*/ */
#define SSL_SERVER_HELLO_COORDINATE_HELLO 0 #define SSL_SERVER_HELLO 0
#define SSL_SERVER_HELLO_COORDINATE_HRR 1 #define SSL_SERVER_HELLO_HRR 1
static int ssl_server_hello_is_hrr( mbedtls_ssl_context *ssl, static int ssl_server_hello_is_hrr( mbedtls_ssl_context *ssl,
const unsigned char *buf, const unsigned char *buf,
const unsigned char *end ) const unsigned char *end )
@ -773,20 +773,20 @@ static int ssl_server_hello_is_hrr( mbedtls_ssl_context *ssl,
if( memcmp( buf + 2, mbedtls_ssl_tls13_hello_retry_request_magic, if( memcmp( buf + 2, mbedtls_ssl_tls13_hello_retry_request_magic,
sizeof( mbedtls_ssl_tls13_hello_retry_request_magic ) ) == 0 ) sizeof( mbedtls_ssl_tls13_hello_retry_request_magic ) ) == 0 )
{ {
return( SSL_SERVER_HELLO_COORDINATE_HRR ); return( SSL_SERVER_HELLO_HRR );
} }
return( SSL_SERVER_HELLO_COORDINATE_HELLO ); return( SSL_SERVER_HELLO );
} }
/* Fetch and preprocess /*
* Returns a negative value on failure, and otherwise * Returns a negative value on failure, and otherwise
* - SSL_SERVER_HELLO_COORDINATE_HELLO or * - SSL_SERVER_HELLO or
* - SSL_SERVER_HELLO_COORDINATE_HRR or * - SSL_SERVER_HELLO_HRR or
* - SSL_SERVER_HELLO_COORDINATE_TLS1_2 * - SSL_SERVER_HELLO_TLS1_2
*/ */
#define SSL_SERVER_HELLO_COORDINATE_TLS1_2 2 #define SSL_SERVER_HELLO_TLS1_2 2
static int ssl_tls13_server_hello_coordinate( mbedtls_ssl_context *ssl, static int ssl_tls13_preprocess_server_hello( mbedtls_ssl_context *ssl,
const unsigned char *buf, const unsigned char *buf,
const unsigned char *end ) const unsigned char *end )
{ {
@ -824,16 +824,16 @@ static int ssl_tls13_server_hello_coordinate( mbedtls_ssl_context *ssl,
return( ret ); return( ret );
} }
return( SSL_SERVER_HELLO_COORDINATE_TLS1_2 ); return( SSL_SERVER_HELLO_TLS1_2 );
} }
ret = ssl_server_hello_is_hrr( ssl, buf, end ); ret = ssl_server_hello_is_hrr( ssl, buf, end );
switch( ret ) switch( ret )
{ {
case SSL_SERVER_HELLO_COORDINATE_HELLO: case SSL_SERVER_HELLO:
MBEDTLS_SSL_DEBUG_MSG( 2, ( "received ServerHello message" ) ); MBEDTLS_SSL_DEBUG_MSG( 2, ( "received ServerHello message" ) );
break; break;
case SSL_SERVER_HELLO_COORDINATE_HRR: case SSL_SERVER_HELLO_HRR:
MBEDTLS_SSL_DEBUG_MSG( 2, ( "received HelloRetryRequest message" ) ); MBEDTLS_SSL_DEBUG_MSG( 2, ( "received HelloRetryRequest message" ) );
/* If a client receives a second /* If a client receives a second
* HelloRetryRequest in the same connection (i.e., where the ClientHello * HelloRetryRequest in the same connection (i.e., where the ClientHello
@ -1307,13 +1307,13 @@ static int ssl_tls13_process_server_hello( mbedtls_ssl_context *ssl )
ssl->handshake->extensions_present = MBEDTLS_SSL_EXT_NONE; ssl->handshake->extensions_present = MBEDTLS_SSL_EXT_NONE;
ret = ssl_tls13_server_hello_coordinate( ssl, buf, buf + buf_len ); ret = ssl_tls13_preprocess_server_hello( ssl, buf, buf + buf_len );
if( ret < 0 ) if( ret < 0 )
goto cleanup; goto cleanup;
else else
is_hrr = ( ret == SSL_SERVER_HELLO_COORDINATE_HRR ); is_hrr = ( ret == SSL_SERVER_HELLO_HRR );
if( ret == SSL_SERVER_HELLO_COORDINATE_TLS1_2 ) if( ret == SSL_SERVER_HELLO_TLS1_2 )
{ {
ret = 0; ret = 0;
goto cleanup; goto cleanup;