6b3c739d7d
Network driver should call this when it knows the device MAC or EUI-64 address. Change-Id: Ie03a80fcdb9a10cd1cb15f12037b3802da13bca9 Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
114 lines
3.5 KiB
C
114 lines
3.5 KiB
C
/*! @file
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@brief Network core definitions
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Definitions for networking support.
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*/
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/*
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* Copyright (c) 2015 Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2) Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3) Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <misc/printk.h>
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#include <string.h>
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#include <net/net_buf.h>
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#ifndef __NET_CORE_H
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#define __NET_CORE_H
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/* Network subsystem logging helpers */
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#define NET_DBG(fmt, ...) printk("net: %s: " fmt, __func__, ##__VA_ARGS__)
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#define NET_ERR(fmt, ...) printk("net: %s: " fmt, __func__, ##__VA_ARGS__)
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#define NET_INFO(fmt, ...) printk("net: " fmt, ##__VA_ARGS__)
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#define NET_PRINT(fmt, ...) printk(fmt, ##__VA_ARGS__)
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/*!
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* @brief Initialize network stack. This is will be automatically called
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* by the OS.
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*
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* @details No harm will happen if application calls this multiple times.
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*
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* @return 0 if ok, < 0 in case of error.
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*/
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int net_init(void);
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struct net_driver {
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/*! How much headroom is needed for net transport headers */
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size_t head_reserve;
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/*! Open the net transport */
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int (*open) (void);
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/*! Send data to net */
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int (*send) (struct net_buf *buf);
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};
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/*!
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* @brief Register a new network driver to the network stack.
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*
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* @details Only one network device can be registered at a time.
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*
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* @param buf Network driver.
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*
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* @return 0 if ok, < 0 in case of error.
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*/
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int net_register_driver(struct net_driver *drv);
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/*!
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* @brief Unregister a previously registered network driver.
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*
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* @param buf Network driver.
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*
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* @details Networking will be disabled if there is no driver
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* available.
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*
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*/
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void net_unregister_driver(struct net_driver *drv);
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/*!
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* @brief Set the MAC/EUI-64 address of the device.
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*
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* @details Network device driver should call this function to
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* tell the used MAC or EUI-64 address to the IP stack.
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*
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* @param mac MAC or EUI-64 address
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* @param len If len == 6, then the first parameter is interpreted
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* to be the MAC address and the function sets the U/L bits etc.
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* If the len == 8, then the value is used as is to generate the
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* link local IPv6 address.
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*
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* @return 0 if ok, < 0 in case of error.
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*/
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int net_set_mac(uint8_t *mac, uint8_t len);
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void net_context_init(void);
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#endif /* __NET_CORE_H */
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