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support mki value

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Add support mki value in the DTLS-SRTP

Signed-off-by: Johan Pascal <johan.pascal@belledonne-communications.com>
This commit is contained in:
Ron Eldor 2018-01-22 12:30:04 +02:00 • committed by Johan Pascal
parent 3adb9928f3
commit 591f162bed
4 changed files with 168 additions and 61 deletions
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28
include/mbedtls/ssl.h
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@ -214,6 +214,9 @@
#define MBEDTLS_SSL_CERT_REQ_CA_LIST_ENABLED 1
#define MBEDTLS_SSL_CERT_REQ_CA_LIST_DISABLED 0
#define MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED 0
#define MBEDTLS_SSL_DTLS_SRTP_MKI_SUPPORTED 1
/*
* Default range for DTLS retransmission timer value, in milliseconds.
* RFC 6347 4.2.4.1 says from 1 second to 60 seconds.
@ -1182,7 +1185,7 @@ struct mbedtls_ssl_config
#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
#if defined(MBEDTLS_SSL_DTLS_SRTP)
unsigned int dtls_srtp_mki_support : 1; /* support having mki_value
in the use_srtp extension */
in the use_srtp extension */
#endif
};
@ -3174,6 +3177,16 @@ const char *mbedtls_ssl_get_alpn_protocol( const mbedtls_ssl_context *ssl );
#endif /* MBEDTLS_SSL_ALPN */
#if defined(MBEDTLS_SSL_DTLS_SRTP)
/**
* \brief Add support for mki value in use_srtp extension
* (Default: MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED)
*
* \param conf SSL configuration
* \param truncate Enable or disable (MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED or
* MBEDTLS_SSL_DTLS_SRTP_MKI_SUPPORTED)
*/
void mbedtls_ssl_conf_srtp_mki_value_supported( mbedtls_ssl_config *conf, int support_mki_value );
/**
* \brief Set the supported DTLS-SRTP protection profiles.
*
@ -3185,6 +3198,17 @@ const char *mbedtls_ssl_get_alpn_protocol( const mbedtls_ssl_context *ssl );
* \return 0 on success, or MBEDTLS_ERR_SSL_BAD_INPUT_DATA.
*/
int mbedtls_ssl_conf_dtls_srtp_protection_profiles( mbedtls_ssl_config *conf, const mbedtls_ssl_srtp_profile *profiles, size_t profiles_number);
/**
* \brief Set the mki_value for the current dtls session.
*
* \param ssl SSL context
* \param mki_value MKI value to set
* \param mki_len MKI length
*
* \return 0 on success, MBEDTLS_ERR_SSL_BAD_INPUT_DATA or MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE
*/
int mbedtls_ssl_dtls_srtp_set_mki_value( mbedtls_ssl_context *ssl, unsigned char* mki_value, size_t mki_len );
/**
* \brief Get the negotiated DTLS-SRTP Protection Profile.
* This function should be called after the handshake is
@ -3194,7 +3218,7 @@ int mbedtls_ssl_conf_dtls_srtp_protection_profiles( mbedtls_ssl_config *conf, co
*
* \return Protection Profile enum member, MBEDTLS_SRTP_UNSET_PROFILE if no protocol was negotiated.
*/
mbedtls_ssl_srtp_profile mbedtls_ssl_get_dtls_srtp_protection_profile( const mbedtls_ssl_context *ssl);
mbedtls_ssl_srtp_profile mbedtls_ssl_get_dtls_srtp_protection_profile( const mbedtls_ssl_context *ssl );
/**
* \brief Get the generated DTLS-SRTP key material.