mirror of https://github.com/LeOS-GSI/LeOS-Genesis
83 lines
3.0 KiB
C
83 lines
3.0 KiB
C
/**
|
|
* @file SinglePacketSender.h
|
|
* @author Ambroz Bizjak <ambrop7@gmail.com>
|
|
*
|
|
* @section LICENSE
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the author nor the
|
|
* names of its contributors may be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* @section DESCRIPTION
|
|
*
|
|
* A {@link PacketPassInterface} source which sends a single packet.
|
|
*/
|
|
|
|
#ifndef BADVPN_FLOW_SINGLEPACKETSENDER_H
|
|
#define BADVPN_FLOW_SINGLEPACKETSENDER_H
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <misc/debugerror.h>
|
|
#include <base/DebugObject.h>
|
|
#include <flow/PacketPassInterface.h>
|
|
|
|
/**
|
|
* Handler function called after the packet is sent.
|
|
* The object must be freed from within this handler.
|
|
*
|
|
* @param user as in {@link SinglePacketSender_Init}.
|
|
*/
|
|
typedef void (*SinglePacketSender_handler) (void *user);
|
|
|
|
/**
|
|
* A {@link PacketPassInterface} source which sends a single packet.
|
|
*/
|
|
typedef struct {
|
|
PacketPassInterface *output;
|
|
SinglePacketSender_handler handler;
|
|
void *user;
|
|
DebugObject d_obj;
|
|
DebugError d_err;
|
|
} SinglePacketSender;
|
|
|
|
/**
|
|
* Initializes the object.
|
|
*
|
|
* @param o the object
|
|
* @param packet packet to be sent. Must be available as long as the object exists.
|
|
* @param packet_len length of the packet. Must be >=0 and <=(MTU of output).
|
|
* @param output output interface
|
|
* @param handler handler to call when the packet is sent
|
|
* @param user value to pass to handler
|
|
* @param pg pending group
|
|
*/
|
|
void SinglePacketSender_Init (SinglePacketSender *o, uint8_t *packet, int packet_len, PacketPassInterface *output, SinglePacketSender_handler handler, void *user, BPendingGroup *pg);
|
|
|
|
/**
|
|
* Frees the object.
|
|
*
|
|
* @param o the object
|
|
*/
|
|
void SinglePacketSender_Free (SinglePacketSender *o);
|
|
|
|
#endif
|