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62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
/*
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* \brief Genode-specific lwIP API
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* \author Christian Helmuth
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* \author Stefan Kalkowski
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* \date 2010-02-22
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*
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* This header is included from C sources.
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*/
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/*
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* Copyright (C) 2010-2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef __LWIP__GENODE_H__
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#define __LWIP__GENODE_H__
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#include <base/fixed_stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Initialize the TCP/IP stack */
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void lwip_tcpip_init(void);
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/**
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* Initialize lwIP for NIC session
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*
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* \param ip_addr IPv4 address in network byte order, or zero when requesting
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* DHCP
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* \param netmask IPv4 network mask in network byte order
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* \param gateway IPv4 network-gateway address in network byte order
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* \param tx_buf_size packet stream buffer size for TX direction
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* \param rx_buf_size packet stream buffer size for RX direction
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*
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* \return 0 on success, or 1 if DHCP failed.
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*
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* This function initializes Genode's nic_drv and does optionally send DHCP
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* requests.
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*/
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int lwip_nic_init(genode_int32_t ip_addr,
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genode_int32_t netmask,
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genode_int32_t gateway,
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unsigned long tx_buf_size,
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unsigned long rx_buf_size);
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/**
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* Pass on link-state changes to lwIP
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*
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* \param state current link-state
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*/
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void lwip_nic_link_state_changed(int state);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __LWIP__GENODE_H__ */
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