/*
* Run a SSL engine, with a socket connected to the peer, and using
- * stdin/stdout to exchange application data.
+ * stdin/stdout to exchange application data. The socket must be a
+ * non-blocking descriptor.
*
* To help with Win32 compatibility, the socket descriptor is provided
* as an "unsigned long" value.
*/
int do_chain(int argc, char *argv[]);
+/*
+ * Do the "twrch" command. Returned value is 0 on success, -1 on failure
+ * (processing or arguments), or a non-zero exit code. Command-line
+ * arguments start _after_ the command name.
+ */
+int do_twrch(int argc, char *argv[]);
+
+/*
+ * Do the "impl" command. Returned value is 0 on success, -1 on failure.
+ * Command-line arguments start _after_ the command name.
+ */
+int do_impl(int argc, char *argv[]);
+
#endif