Source: ../../xrl/targets/finder_base.hh


 
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/*
 * Copyright (c) 2001-2004 International Computer Science Institute
 * See LICENSE file for licensing, conditions, and warranties on use.
 *
 * DO NOT EDIT THIS FILE - IT IS PROGRAMMATICALLY GENERATED
 *
 * Generated by 'tgt-gen'.
 *
 * $XORP: xorp/xrl/targets/finder_base.hh,v 1.21 2004/06/10 22:42:11 hodson Exp $
 */


#ifndef __XRL_INTERFACES_FINDER_BASE_HH__
#define __XRL_INTERFACES_FINDER_BASE_HH__

#undef XORP_LIBRARY_NAME
#define XORP_LIBRARY_NAME "XrlFinderTarget"

#include "libxorp/xlog.h"
#include "libxipc/xrl_cmd_map.hh"

class XrlFinderTargetBase {
protected:
    XrlCmdMap* _cmds;

public:
    /**
     * Constructor.
     *
     * @param cmds an XrlCmdMap that the commands associated with the target
     *		   should be added to.  This is typically the XrlRouter
     *		   associated with the target.
     */
    XrlFinderTargetBase(XrlCmdMap* cmds = 0);

    /**
     * Destructor.
     *
     * Dissociates instance commands from command map.
     */
    virtual ~XrlFinderTargetBase();

    /**
     * Set command map.
     *
     * @param cmds pointer to command map to associate commands with.  This
     * argument is typically a pointer to the XrlRouter associated with the
     * target.
     *
     * @return true on success, false if cmds is null or a command map has
     * already been supplied.
     */
    bool set_command_map(XrlCmdMap* cmds);

    /**
     * Get Xrl instance name associated with command map.
     */
    inline const string& name() const { return _cmds->name(); }

    /**
     * Get version string of instance.
     */
    inline const char* version() const { return "finder/0.0"; }

protected:

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get name of Xrl Target
     */
    virtual XrlCmdError common_0_1_get_target_name(
	// Output values,
	string&	name) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get version string from Xrl Target
     */
    virtual XrlCmdError common_0_1_get_version(
	// Output values,
	string&	version) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get status of Xrl Target
     */
    virtual XrlCmdError common_0_1_get_status(
	// Output values,
	uint32_t&	status,
	string&	reason) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Request clean shutdown of Xrl Target
     */
    virtual XrlCmdError common_0_1_shutdown() = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Register client with Finder. Once client has been registered Xrl
     *  registrations may proceed. Once Xrl registrations have have been
     *  completed the client needs to be enabled for the Finder to respond to
     *  queries about the client. Fails if instance_name is already registered,
     *  or another instance of the same class is registered as a singleton. The
     *  target_name must support the finder_client interface in order to be
     *  able to process messages from the finder.
     */
    virtual XrlCmdError finder_0_2_register_finder_client(
	// Input values,
	const string&	instance_name,
	const string&	class_name,
	const bool&	singleton,
	const string&	in_cookie,
	// Output values,
	string&	out_cookie) = 0;

    virtual XrlCmdError finder_0_2_unregister_finder_client(
	// Input values,
	const string&	instance_name) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Enable resolution of Xrls associated with target. Disabling Xrls at
     *  present does not cause clients to flush state associated with target so
     *  cached entries in clients are unaffected by this Xrl. Caller must be
     *  client that registered Xrl.
     */
    virtual XrlCmdError finder_0_2_set_finder_client_enabled(
	// Input values,
	const string&	instance_name,
	const bool&	enabled) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get enabled state information associated with finder client.
     */
    virtual XrlCmdError finder_0_2_finder_client_enabled(
	// Input values,
	const string&	instance_name,
	// Output values,
	bool&	enabled) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Add resolved Xrl into system, fails if xrl is already registered.
     */
    virtual XrlCmdError finder_0_2_add_xrl(
	// Input values,
	const string&	xrl,
	const string&	protocol_name,
	const string&	protocol_args,
	// Output values,
	string&	resolved_xrl_method_name) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Remove xrl
     */
    virtual XrlCmdError finder_0_2_remove_xrl(
	// Input values,
	const string&	xrl) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Resolve Xrl
     */
    virtual XrlCmdError finder_0_2_resolve_xrl(
	// Input values,
	const string&	xrl,
	// Output values,
	XrlAtomList&	resolutions) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get list of registered Xrl targets
     */
    virtual XrlCmdError finder_0_2_get_xrl_targets(
	// Output values,
	XrlAtomList&	target_names) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get list of Xrls registered by target
     */
    virtual XrlCmdError finder_0_2_get_xrls_registered_by(
	// Input values,
	const string&	target_name,
	// Output values,
	XrlAtomList&	xrls) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get list of IPv4 hosts that clients should accept IPC requests from.
     */
    virtual XrlCmdError finder_0_2_get_ipv4_permitted_hosts(
	// Output values,
	XrlAtomList&	ipv4s) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get list of IPv4 nets that clients should accept IPC requests from.
     */
    virtual XrlCmdError finder_0_2_get_ipv4_permitted_nets(
	// Output values,
	XrlAtomList&	ipv4nets) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get list of IPv6 hosts that clients should accept IPC requests from.
     */
    virtual XrlCmdError finder_0_2_get_ipv6_permitted_hosts(
	// Output values,
	XrlAtomList&	ipv6s) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Get list of IPv6 nets that clients should accept IPC requests from.
     */
    virtual XrlCmdError finder_0_2_get_ipv6_permitted_nets(
	// Output values,
	XrlAtomList&	ipv6nets) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Register interest in events relating to a particular class. Following
     *  this call the requester will receive birth event notifications for
     *  existing instances within the named class and will receive birth and
     *  deatch event notifications as instances are created and destroyed
     *  subsequently.
     *
     *  @param requester_instance instance name of Xrl Target interested in
     *  receiving event notifications.
     *
     *  @param class_name class of Xrl Targets to generate event notifications
     *  for.
     */
    virtual XrlCmdError finder_event_notifier_0_1_register_class_event_interest(
	// Input values,
	const string&	requester_instance,
	const string&	class_name) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Deregister interest in events relating to a particular class.
     *
     *  @param requester_instance instance name of Xrl Target interested in
     *  receiving event notifications.
     *
     *  @param class_name class of Xrl Targets to stop event notifications for.
     */
    virtual XrlCmdError finder_event_notifier_0_1_deregister_class_event_interest(
	// Input values,
	const string&	requester_instance,
	const string&	class_name) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Register interest in events relating to a particular instance.
     *  Following this call the requester will receive a birth event
     *  notification for the named instance if it exists. When the named
     *  instance dies, the requester will receive a death event notification.
     *  This method will fail if the named instance does not exist.
     *
     *  @param requester_instance instance name of Xrl Target interested in
     *  receiving event notifications.
     *
     *  @param instance_name name of Xrl Target instance to receive event
     *  notifications for.
     */
    virtual XrlCmdError finder_event_notifier_0_1_register_instance_event_interest(
	// Input values,
	const string&	requester_instance,
	const string&	instance_name) = 0;

    /**
     *  Pure-virtual function that needs to be implemented to:
     *
     *  Register interest in events relating to a particular instance.
     *
     *  @param requester_instance instance name of Xrl Target interested in
     *  receiving event notifications.
     *
     *  @param instance_name name of Xrl Target instance to stop event
     *  notifications for.
     */
    virtual XrlCmdError finder_event_notifier_0_1_deregister_instance_event_interest(
	// Input values,
	const string&	requester_instance,
	const string&	instance_name) = 0;

private:
    const XrlCmdError handle_common_0_1_get_target_name(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_common_0_1_get_version(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_common_0_1_get_status(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_common_0_1_shutdown(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_register_finder_client(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_unregister_finder_client(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_set_finder_client_enabled(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_finder_client_enabled(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_add_xrl(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_remove_xrl(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_resolve_xrl(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_get_xrl_targets(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_get_xrls_registered_by(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_get_ipv4_permitted_hosts(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_get_ipv4_permitted_nets(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_get_ipv6_permitted_hosts(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_0_2_get_ipv6_permitted_nets(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_event_notifier_0_1_register_class_event_interest(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_event_notifier_0_1_deregister_class_event_interest(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_event_notifier_0_1_register_instance_event_interest(const XrlArgs& in, XrlArgs* out);

    const XrlCmdError handle_finder_event_notifier_0_1_deregister_instance_event_interest(const XrlArgs& in, XrlArgs* out);

    void add_handlers();
    void remove_handlers();
};

#endif /* __XRL_INTERFACES_FINDER_BASE_HH__ */

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