Here are the data structures with brief descriptions:

Camr_hdr
Camr_hdr_bwe
Cipa_head
Cipa_head_ext
Cosmo_ipa_msgb_cb
Cosmo_jibuf	A structure representing a single instance of a jitter buffer
Cosmo_twjit_rr_info	Info collected from the incoming RTP data stream for the purpose of generating RTCP reception report blocks
Cosmo_twjit_stats	Stats collected during the lifetime of a twjit instance
Cosmo_twrtp_stats	Stats collected during the lifetime of a twrtp instance
Cosmux_hdr	Osmux protocol header
Cosmux_in_handle	One to handle all existing RTP flows
Cosmux_out_handle	One per OSmux circuit_id, ie
Crtcp_hdr
Crtcp_rr_block
Crtcp_sr_block
Crtcp_sr_rr_hdr
Crtp_hdr
Crtp_x_hdr