Here is a list of all documented variables with links to the struct/union documentation for each field:

- auth_key_len : srtp_crypto_policy_t
- auth_tag_len : srtp_crypto_policy_t
- auth_type : srtp_crypto_policy_t
- cipher_key_len : srtp_crypto_policy_t
- cipher_type : srtp_crypto_policy_t
- event : srtp_event_data_t
- sec_serv : srtp_crypto_policy_t
- session : srtp_event_data_t
- ssrc : srtp_event_data_t