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Add experimental API for configuration of TLS 1.3 sig algs

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Signed-off-by: Hanno Becker <hanno.becker@arm.com>
This commit is contained in:
Hanno Becker 2021-08-10 13:27:10 +01:00
parent 551265f879
commit 1cd6e0021f
2 changed files with 33 additions and 0 deletions
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17
include/mbedtls/ssl.h
View file

@ -1182,6 +1182,10 @@ struct mbedtls_ssl_config
#if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
const int *MBEDTLS_PRIVATE(sig_hashes); /*!< allowed signature hashes */
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
const uint16_t* MBEDTLS_PRIVATE(tls13_sig_algs); /*!< allowed signature algorithms in TLS 1.3 */
#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
#endif
#if defined(MBEDTLS_ECP_C)
@ -3026,6 +3030,19 @@ void mbedtls_ssl_conf_curves( mbedtls_ssl_config *conf,
*/
void mbedtls_ssl_conf_sig_hashes( mbedtls_ssl_config *conf,
const int *hashes );
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
/**
* \brief Configure allowed signature algorithms for use in TLS 1.3
*
* \param conf The SSL configuration to use.
* \param sig_algs A 0-terminated list of IANA values for TLS 1.3 signature algorithms,
* with the most preferred algorithm listed first. Supported values
* are available as \c MBEDTLS_TLS13_SIG_XXX.
*/
void mbedtls_ssl_conf_sig_algs( mbedtls_ssl_config *conf,
const uint16_t* sig_algs );
#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
#endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_X509_CRT_PARSE_C)

16
library/ssl_tls.c
View file

@ -3933,6 +3933,22 @@ void mbedtls_ssl_conf_sig_hashes( mbedtls_ssl_config *conf,
{
conf->sig_hashes = hashes;
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL)
/**
* \brief Configure allowed signature algorithms for use in TLS 1.3
*
* \param conf The SSL configuration to use.
* \param sig_algs A 0-terminated list of IANA values for TLS 1.3 signature algorithms,
* with the most preferred algorithm listed first. Supported values
* are available as \c MBEDTLS_TLS13_SIG_XXX.
*/
void mbedtls_ssl_conf_sig_algs( mbedtls_ssl_config *conf,
const uint16_t* sig_algs )
{
conf->tls13_sig_algs = sig_algs;
}
#endif /* MBEDTLS_SSL_PROTO_TLS1_3_EXPERIMENTAL */
#endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_ECP_C)