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Add, Initialize & Free HMAC keys in mbedtls_ssl_transform

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Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
This commit is contained in:
Neil Armstrong 2022-02-23 09:24:45 +01:00
parent 4579a972bf
commit 39b8e7dde4
3 changed files with 14 additions and 0 deletions
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6
library/ssl_misc.h
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@ -948,6 +948,12 @@ struct mbedtls_ssl_transform
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
mbedtls_svc_key_id_t psa_mac_enc; /*!< MAC (encryption) */
mbedtls_svc_key_id_t psa_mac_dec; /*!< MAC (decryption) */
psa_algorithm_t psa_mac_alg; /*!< psa MAC algorithm */
#endif
mbedtls_md_context_t md_ctx_enc; /*!< MAC (encryption) */
mbedtls_md_context_t md_ctx_dec; /*!< MAC (decryption) */

4
library/ssl_msg.c
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@ -5611,6 +5611,10 @@ void mbedtls_ssl_transform_free( mbedtls_ssl_transform *transform )
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
psa_destroy_key( transform->psa_mac_enc );
psa_destroy_key( transform->psa_mac_dec );
#endif
mbedtls_md_free( &transform->md_ctx_enc );
mbedtls_md_free( &transform->md_ctx_dec );
#endif

4
library/ssl_tls.c
View File

@ -610,6 +610,10 @@ void mbedtls_ssl_transform_init( mbedtls_ssl_transform *transform )
#endif
#if defined(MBEDTLS_SSL_SOME_SUITES_USE_MAC)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
transform->psa_mac_enc = MBEDTLS_SVC_KEY_ID_INIT;
transform->psa_mac_dec = MBEDTLS_SVC_KEY_ID_INIT;
#endif
mbedtls_md_init( &transform->md_ctx_enc );
mbedtls_md_init( &transform->md_ctx_dec );
#endif