| address | A network address (e.g., an IPv4 or IPv6 address and port, or a UNIX-domain socket path) |
| atomic | An atomic integer class |
| callback< R, T1, T2, etc > | Generic callbacks |
| condition | A condition variable |
| constbuf | An immutable data buffer |
| databuf | A mutable data buffer |
| debug | An internal class used to implement the debugging framework |
| dynbuf | A dynamically allocated, reference-counted mutable data buffer |
| guard< Lock > | A class which acquires a lock on creating and destroys it on destruction |
| imessage | |
| inet_address | An IP address and port |
| io_event_loop | An event loop that multiplexes a set of handlers |
| io_handler | A handler that receives notifications on events on a file descriptor |
| iohandle | A reference-counted I/O handle (descriptor) |
| iserial | An iserial is analogous to an ObjectInputStream in Java |
| iserialdata | |
| iserialstring | |
| length_header | A struct containing only an integer which may be used as a header for the msg_handler class |
| msg_handler< Header, Lock > | A handler which reads and writes messages, each with a fixed-size message described by the struct Header |
| mutex | A non-recusive mutual-exclusion lock |
| net_handler< Lock > | A handler which buffers incoming and outgoing data |
| ntime | A class encapsulating a duration or a point in time |
| omessage | |
| oserial | An oserial is analogous to an ObjectOutputStream in Java |
| oserialstream | |
| oserialstring | |
| ptr< T > | A threadsafe reference-counting smart pointer class |
| result< T > | |
| seda_clock_thread | A thread that may be used as a clock for a group of SEDA stages |
| seda_stage< In, void > | A stage in a SEDA (staged, event-driven application) decomposition |
| seda_stage_base | Base class for all stages in a SEDA (staged, event-driven application) decomposition |
| socket | A network socket descriptor |
| status | A tuple comprising a boolean "good" flag, and a human-readable string that is a reason for failure (or success; but usually failure) |
| tcp_acceptor< T, Arg > | A service which creates a server socket on a local port and waits for connections |
| tcpsocket | A TCP socket descriptor |
| term_handler | GNU Readline-based terminal input/output handler, providing command completion and history |
| thread | A thread of control |
| threaded< T > | A thread of control for an object with a run() method |
| timer | An object that may be attached to an event loop to cause its fire() method to be called at a particular time |
| tqueue< T > | A threadsafe queue class much like an STL queue |