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genode/repos/libports/include/lwip/genode.h

62 lines
1.5 KiB
C

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