+/**
+ * Register a command @c handler that can be called from scripts during
+ * the execution @c mode specified.
+ *
+ * If @c parent is non-NULL, the new command will be registered as a
+ * sub-command under it; otherwise, it will be available as a top-level
+ * command.
+ *
+ * @param cmd_ctx The command_context in which to register the command.
+ * @param parent Register this command as a child of this, or NULL to
+ * register a top-level command.
+ * @param rec A command_registration record that contains the desired
+ * command parameters.
+ * @returns The new command, if successful; otherwise, NULL.
+ */
+struct command* register_command(struct command_context *cmd_ctx,
+ struct command *parent, const struct command_registration *rec);
+
+#define COMMAND_REGISTER(_cmd_ctx, _parent, _name, _handler, _mode, _help) \
+ ({ \
+ struct command_registration cr = { \
+ .name = _name, \
+ .handler = _handler, \
+ .mode = _mode, \
+ .help = _help, \
+ }; \
+ register_command(_cmd_ctx, _parent, &cr); \
+ })
+
+/**
+ * Register one or more commands in the specified context, as children
+ * of @c parent (or top-level commends, if NULL). In a registration's
+ * record contains a non-NULL @c chain member and name is NULL, the
+ * commands on the chain will be registered in the same context.
+ * Otherwise, the chained commands are added as children of the command.
+ *
+ * @param cmd_ctx The command_context in which to register the command.
+ * @param parent Register this command as a child of this, or NULL to
+ * register a top-level command.
+ * @param cmds Pointer to an array of command_registration records that
+ * contains the desired command parameters. The last record must have
+ * NULL for all fields.
+ * @returns ERROR_OK on success; ERROR_FAIL if any registration fails.
+ */
+int register_commands(struct command_context *cmd_ctx, struct command *parent,
+ const struct command_registration *cmds);
+
+
+/**
+ * Unregisters command @c name from the given context, @c cmd_ctx.
+ * @param cmd_ctx The context of the registered command.
+ * @param parent The parent of the given command, or NULL.
+ * @param name The name of the command to unregister.
+ * @returns ERROR_OK on success, or an error code.
+ */
+int unregister_command(struct command_context *cmd_ctx,
+ struct command *parent, const char *name);
+/**
+ * Unregisters all commands from the specfied context.
+ * @param cmd_ctx The context that will be cleared of registered commands.
+ * @param parent If given, only clear commands from under this one command.
+ * @returns ERROR_OK on success, or an error code.
+ */
+int unregister_all_commands(struct command_context *cmd_ctx,
+ struct command *parent);
+
+struct command *command_find_in_context(struct command_context *cmd_ctx,
+ const char *name);
+struct command *command_find_in_parent(struct command *parent,
+ const char *name);
+
+void command_set_output_handler(struct command_context* context,
+ command_output_handler_t output_handler, void *priv);
+
+struct command_context* copy_command_context(struct command_context* context);
+
+int command_context_mode(struct command_context *context, enum command_mode mode);
+
+/**
+ * Creates a new command context using the startup TCL provided.
+ */
+struct command_context* command_init(const char *startup_tcl);
+int command_done(struct command_context *context);
+
+void command_print(struct command_context *context, const char *format, ...)
+ __attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3)));
+void command_print_sameline(struct command_context *context, const char *format, ...)
+ __attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3)));
+int command_run_line(struct command_context *context, char *line);
+int command_run_linef(struct command_context *context, const char *format, ...)
+ __attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3)));
+void command_output_text(struct command_context *context, const char *data);
+
+void process_jim_events(void);