Here are the data structures with brief descriptions:

amqp_access_properties_t
amqp_access_request_ok_t
amqp_access_request_t
amqp_array_t	An AMQP Field Array
amqp_basic_ack_t
amqp_basic_cancel_ok_t
amqp_basic_cancel_t
amqp_basic_consume_ok_t
amqp_basic_consume_t
amqp_basic_deliver_t
amqp_basic_get_empty_t
amqp_basic_get_ok_t
amqp_basic_get_t
amqp_basic_nack_t
amqp_basic_properties_t
amqp_basic_publish_t
amqp_basic_qos_ok_t
amqp_basic_qos_t
amqp_basic_recover_async_t
amqp_basic_recover_ok_t
amqp_basic_recover_t
amqp_basic_reject_t
amqp_basic_return_t
amqp_bytes_t	Buffer descriptor
amqp_channel_close_ok_t
amqp_channel_close_t
amqp_channel_flow_ok_t
amqp_channel_flow_t
amqp_channel_open_ok_t
amqp_channel_open_t
amqp_channel_properties_t
amqp_confirm_properties_t
amqp_confirm_select_ok_t
amqp_confirm_select_t
amqp_connection_blocked_t
amqp_connection_close_ok_t
amqp_connection_close_t
amqp_connection_info	Parameters used to connect to the RabbitMQ broker
amqp_connection_open_ok_t
amqp_connection_open_t
amqp_connection_properties_t
amqp_connection_secure_ok_t
amqp_connection_secure_t
amqp_connection_start_ok_t
amqp_connection_start_t
amqp_connection_tune_ok_t
amqp_connection_tune_t
amqp_connection_unblocked_t
amqp_decimal_t	Decimal data type
amqp_envelope_t	Envelope object
amqp_exchange_bind_ok_t
amqp_exchange_bind_t
amqp_exchange_declare_ok_t
amqp_exchange_declare_t
amqp_exchange_delete_ok_t
amqp_exchange_delete_t
amqp_exchange_properties_t
amqp_exchange_unbind_ok_t
amqp_exchange_unbind_t
amqp_field_value_t	A field table value
amqp_frame_t	An AMQP frame
amqp_message_t	A message object
amqp_method_t	An amqp method
amqp_pool_blocklist_t	A list of allocation blocks
amqp_pool_t	A memory pool
amqp_queue_bind_ok_t
amqp_queue_bind_t
amqp_queue_declare_ok_t
amqp_queue_declare_t
amqp_queue_delete_ok_t
amqp_queue_delete_t
amqp_queue_properties_t
amqp_queue_purge_ok_t
amqp_queue_purge_t
amqp_queue_unbind_ok_t
amqp_queue_unbind_t
amqp_rpc_reply_t	Reply from a RPC method on the broker
amqp_socket_class_t	V-table for amqp_socket_t
amqp_socket_t	Abstract base class for amqp_socket_t
amqp_table_entry_t	An entry in a field-table
amqp_table_t	AMQP field table
amqp_timer_t
amqp_tx_commit_ok_t
amqp_tx_commit_t
amqp_tx_properties_t
amqp_tx_rollback_ok_t
amqp_tx_rollback_t
amqp_tx_select_ok_t
amqp_tx_select_t