lib/mbedtls
1
0
Fork 0
mirror of https://github.com/Mbed-TLS/mbedtls.git synced 2025-07-28 00:21:48 +03:00
Code Activity

Add ALPN extension to the server side

Browse Source 
CustomizedGitHooks: yes
Change-Id: I6fe1516963e7b5727710872ee91fea7fc51d2776
Signed-off-by: XiaokangQian <xiaokang.qian@arm.com>
This commit is contained in:
XiaokangQian
2022-06-17 10:18:48 +00:00
parent ca3c6a5698
commit acb3992251
5 changed files with 182 additions and 137 deletions
Download Patch File Download Diff File Expand all files Collapse all files

33
library/ssl_tls13_server.c
View File

@ -303,6 +303,13 @@ static void ssl_tls13_debug_print_client_hello_exts( mbedtls_ssl_context *ssl )
& MBEDTLS_SSL_EXT_SERVERNAME ) > 0 ) ?
"TRUE" : "FALSE" ) );
#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
#if defined ( MBEDTLS_SSL_ALPN )
MBEDTLS_SSL_DEBUG_MSG( 3,
( "- ALPN_EXTENSION ( %s )",
( ( ssl->handshake->extensions_present
& MBEDTLS_SSL_EXT_ALPN ) > 0 ) ?
"TRUE" : "FALSE" ) );
#endif /* MBEDTLS_SSL_ALPN */
}
#endif /* MBEDTLS_DEBUG_C */
@ -731,6 +738,21 @@ static int ssl_tls13_parse_client_hello( mbedtls_ssl_context *ssl,
ssl->handshake->extensions_present |= MBEDTLS_SSL_EXT_SUPPORTED_VERSIONS;
break;
#if defined(MBEDTLS_SSL_ALPN)
case MBEDTLS_TLS_EXT_ALPN:
MBEDTLS_SSL_DEBUG_MSG( 3, ( "found alpn extension" ) );
ret = mbedtls_ssl_parse_alpn_ext( ssl, p, extension_data_end );
if( ret != 0 )
{
MBEDTLS_SSL_DEBUG_RET(
1, ( "mbedtls_ssl_parse_alpn_ext" ), ret );
return( ret );
}
ssl->handshake->extensions_present |= MBEDTLS_SSL_EXT_ALPN;
break;
#endif /* MBEDTLS_SSL_ALPN */
#if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
case MBEDTLS_TLS_EXT_SIG_ALG:
MBEDTLS_SSL_DEBUG_MSG( 3, ( "found signature_algorithms extension" ) );
@ -1361,9 +1383,11 @@ static int ssl_tls13_write_encrypted_extensions_body( mbedtls_ssl_context *ssl,
unsigned char *end,
size_t *out_len )
{
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
unsigned char *p = buf;
size_t extensions_len = 0;
unsigned char *p_extensions_len;
size_t output_len;
*out_len = 0;
@ -1372,6 +1396,15 @@ static int ssl_tls13_write_encrypted_extensions_body( mbedtls_ssl_context *ssl,
p += 2;
((void) ssl);
((void) ret);
((void) output_len);
#if defined(MBEDTLS_SSL_ALPN)
ret = mbedtls_ssl_write_alpn_ext( ssl, p, end, &output_len );
if( ret != 0 )
return( ret );
p += output_len;
#endif /* MBEDTLS_SSL_ALPN */
extensions_len = ( p - p_extensions_len ) - 2;
MBEDTLS_PUT_UINT16_BE( extensions_len, p_extensions_len, 0 );