Document config restrictions of psk fields
@@ -673,10 +673,18 @@ struct mbedtls_ssl_config
#endif
#if defined(MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED)
- unsigned char *psk; /*!< pre-shared key */
- size_t psk_len; /*!< length of the pre-shared key */
- unsigned char *psk_identity; /*!< identity for PSK negotiation */
- size_t psk_identity_len;/*!< length of identity */
+ unsigned char *psk; /*!< pre-shared key. This field should
+ only be set via
+ mbedtls_ssl_conf_psk() */
+ size_t psk_len; /*!< length of the pre-shared key. This
+ field should only be set via
+ mbedtls_ssl_conf_psk() */
+ unsigned char *psk_identity; /*!< identity for PSK negotiation. This
+ field should only be set via
+ mbedtls_ssl_conf_psk() */
+ size_t psk_identity_len;/*!< length of identity. This field should
+ only be set via
+ mbedtls_ssl_conf_psk() */
#endif
#if defined(MBEDTLS_SSL_ALPN)
