of1x_async_events_hooks.h

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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef ASYNC_EVENTS_HOOKS_OF1X_H_
#define ASYNC_EVENTS_HOOKS_OF1X_H_

#include "rofl.h"
#include "../of_switch.h"
#include "of1x_switch.h"
#include "pipeline/of1x_flow_entry.h"
#include "../../../pipeline/common/datapacket.h"

enum of1x_packet_in_reason {
    OF1X_PKT_IN_NO_MATCH = 0,      /* No matching flow. */
    OF1X_PKT_IN_ACTION = 1,        /* Action explicitly output to controller. */
    OF1X_PKT_IN_INVALID_TTL = 2 /* Packet has invalid TTL */
};


//C++ extern C
ROFL_BEGIN_DECLS

/*
* Configuration hooks
*/
//TODO: evaluate if they must return errors

rofl_result_t platform_post_init_of1x_switch(of1x_switch_t* sw);

/*
* Async events
*/

rofl_result_t platform_pre_destroy_of1x_switch(of1x_switch_t* sw);

void platform_of1x_packet_in(const of1x_switch_t* sw, uint8_t table_id, datapacket_t* pkt, uint16_t send_len, of_packet_in_reason_t reason);

void platform_of1x_notify_flow_removed(const of1x_switch_t* sw,         
                                                of1x_flow_remove_reason_t reason, 
                                                of1x_flow_entry_t* removed_flow_entry);

void plaftorm_of1x_add_entry_hook(of1x_flow_entry_t* new_entry);

void platform_of1x_modify_entry_hook(of1x_flow_entry_t* old_entry, of1x_flow_entry_t* mod, int reset_count);

void platform_of1x_remove_entry_hook(of1x_flow_entry_t* entry);

void platform_of1x_update_stats_hook(of1x_flow_entry_t* entry);

//Extern C
ROFL_END_DECLS

#endif /* ASYNC_EVENTS_HOOKS_OF1X_H_ */