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72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
/*
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* Copyright (C) 2015 Kaspar Schleiser <kaspar@schleiser.de>
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*
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* This file is subject to the terms and conditions of the GNU Lesser General
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* Public License v2.1. See the file LICENSE in the top level directory for
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* more details.
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*/
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/**
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* @ingroup drivers_netdev
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* @brief Low-level ethernet driver for native tap interfaces
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* @{
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*
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* @file
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* @brief Definitions for @ref netdev ethernet driver for host system's
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* TAP interfaces
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*
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* @author Kaspar Schleiser <kaspar@schleiser.de>
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*/
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#ifndef NETDEV_TAP_H
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#define NETDEV_TAP_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <stdbool.h>
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#include "net/netdev.h"
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#include "net/ethernet/hdr.h"
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#include "net/if.h"
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/**
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* @brief tap interface state
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*/
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typedef struct netdev_tap {
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netdev_t netdev; /**< netdev internal member */
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char tap_name[IFNAMSIZ]; /**< host dev file name */
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int tap_fd; /**< host file descriptor for the TAP */
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uint8_t addr[ETHERNET_ADDR_LEN]; /**< The MAC address of the TAP */
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bool promiscuous; /**< Flag for promiscuous mode */
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bool wired; /**< Flag for wired mode */
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} netdev_tap_t;
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/**
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* @brief tap interface initialization parameters
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*/
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typedef struct {
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char **tap_name; /**< Name of the host system's tap
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interface to bind to. */
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bool wired; /**< Interface should behave like a
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wired interface. */
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} netdev_tap_params_t;
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/**
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* @brief Setup netdev_tap_t structure.
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*
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* @param dev the preallocated netdev_tap device handle to setup
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* @param params initialization parameters
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* @param index Index of @p params in a global parameter struct array.
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* If initialized manually, pass a unique identifier instead.
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*/
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void netdev_tap_setup(netdev_tap_t *dev, const netdev_tap_params_t *params, int index);
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#ifdef __cplusplus
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}
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#endif
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/** @} */
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#endif /* NETDEV_TAP_H */
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