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C

/*
ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* @file lwipthread.h
* @brief LWIP wrapper thread macros and structures.
* @addtogroup LWIP_THREAD
* @{
*/
#ifndef LWIPTHREAD_H
#define LWIPTHREAD_H
#include <lwip/opt.h>
/**
* @brief lwIP default network interface maximum transmission unit (MTU).
*/
#if !defined(LWIP_NETIF_MTU) || defined(__DOXYGEN__)
#define LWIP_NETIF_MTU 1500
#endif
/**
* @brief Default network interface hostname.
*/
#if !defined(LWIP_NETIF_HOSTNAME_STRING) || defined(__DOXYGEN__)
#define LWIP_NETIF_HOSTNAME_STRING "lwip"
#endif
/**
* @brief Default network interface hostname.
*/
#if !defined(LWIP_THREAD_NAME) || defined(__DOXYGEN__)
#define LWIP_THREAD_NAME "lwipthread"
#endif
/**
* @brief lwIP thread priority.
*/
#ifndef LWIP_THREAD_PRIORITY
#define LWIP_THREAD_PRIORITY LOWPRIO
#endif
/**
* @brief lwIP thread stack size.
*/
#if !defined(LWIP_THREAD_STACK_SIZE) || defined(__DOXYGEN__)
#define LWIP_THREAD_STACK_SIZE 672
#endif
/**
* @brief Link poll interval.
*/
#if !defined(LWIP_LINK_POLL_INTERVAL) || defined(__DOXYGEN__)
#define LWIP_LINK_POLL_INTERVAL TIME_S2I(5)
#endif
/**
* @brief IP Address.
*/
#if !defined(LWIP_IPADDR) || defined(__DOXYGEN__)
#define LWIP_IPADDR(p) IP4_ADDR(p, 192, 168, 1, 10)
#endif
/**
* @brief IP Gateway.
*/
#if !defined(LWIP_GATEWAY) || defined(__DOXYGEN__)
#define LWIP_GATEWAY(p) IP4_ADDR(p, 192, 168, 1, 1)
#endif
/**
* @brief IP netmask.
*/
#if !defined(LWIP_NETMASK) || defined(__DOXYGEN__)
#define LWIP_NETMASK(p) IP4_ADDR(p, 255, 255, 255, 0)
#endif
/**
* @brief Transmission timeout.
*/
#if !defined(LWIP_SEND_TIMEOUT) || defined(__DOXYGEN__)
#define LWIP_SEND_TIMEOUT 50
#endif
/**
* @brief Link speed.
*/
#if !defined(LWIP_LINK_SPEED) || defined(__DOXYGEN__)
#define LWIP_LINK_SPEED 100000000
#endif
/**
* @brief MAC Address byte 0.
*/
#if !defined(LWIP_ETHADDR_0) || defined(__DOXYGEN__)
#define LWIP_ETHADDR_0 0xC2
#endif
/**
* @brief MAC Address byte 1.
*/
#if !defined(LWIP_ETHADDR_1) || defined(__DOXYGEN__)
#define LWIP_ETHADDR_1 0xAF
#endif
/**
* @brief MAC Address byte 2.
*/
#if !defined(LWIP_ETHADDR_2) || defined(__DOXYGEN__)
#define LWIP_ETHADDR_2 0x51
#endif
/**
* @brief MAC Address byte 3.
*/
#if !defined(LWIP_ETHADDR_3) || defined(__DOXYGEN__)
#define LWIP_ETHADDR_3 0x03
#endif
/**
* @brief MAC Address byte 4.
*/
#if !defined(LWIP_ETHADDR_4) || defined(__DOXYGEN__)
#define LWIP_ETHADDR_4 0xCF
#endif
/**
* @brief MAC Address byte 5.
*/
#if !defined(LWIP_ETHADDR_5) || defined(__DOXYGEN__)
#define LWIP_ETHADDR_5 0x46
#endif
/**
* @brief Interface name byte 0.
*/
#if !defined(LWIP_IFNAME0) || defined(__DOXYGEN__)
#define LWIP_IFNAME0 'm'
#endif
/**
* @brief Interface name byte 1.
*/
#if !defined(LWIP_IFNAME1) || defined(__DOXYGEN__)
#define LWIP_IFNAME1 's'
#endif
/**
* @brief Utility macro to define an IPv4 address.
*
* @note Within the networking subsystem, IPv4 network addresses are
* stored with LS byte of network address in MS byte of unsigned int.
*/
#if BYTE_ORDER == LITTLE_ENDIAN
#define IP4_ADDR_VALUE(a,b,c,d) \
(((u32_t)((d) & 0xff) << 24) | \
((u32_t)((c) & 0xff) << 16) | \
((u32_t)((b) & 0xff) << 8) | \
(u32_t)((a) & 0xff))
#else
#define IP4_ADDR_VALUE(a,b,c,d) \
(((u32_t)((a) & 0xff) << 24) | \
((u32_t)((b) & 0xff) << 16) | \
((u32_t)((c) & 0xff) << 8) | \
(u32_t)((d) & 0xff))
#endif
/**
* @brief Startup network assigning modes.
*/
typedef enum {
#if LWIP_DHCP || defined(__DOXYGEN__)
/**
* @brief Assign a DHCP given address.
*/
NET_ADDRESS_DHCP = 1,
#endif
/**
* @brief Assign a statically IPv4 address.
*/
NET_ADDRESS_STATIC = 2,
#if LWIP_AUTOIP || defined(__DOXYGEN__)
/**
* @brief Assign an IPv4 link-Local address.
*/
NET_ADDRESS_AUTO = 3
#endif
} net_addr_mode_t;
/**
* @brief Runtime TCP/IP settings.
*/
typedef struct lwipthread_opts {
/**
* @brief Pointer to MAC address as an array of 6 unsigned bytes.
*/
uint8_t *macaddress;
/**
* @brief Network address as 32-bit unsigned integer.
*/
uint32_t address;
/**
* @brief Network subnet mask as 32-bit unsigned integer.
*/
uint32_t netmask;
/**
* @brief Network gateway as 32-bit unsigned integer.
*/
uint32_t gateway;
/**
* @brief Startup network addressing mode - static, DHCP, auto.
*/
net_addr_mode_t addrMode;
/**
* @brief Host name. If NULL, a default string is used.
* @note Not checked for validity. In particular, spaces not allowed.
*/
#if LWIP_NETIF_HOSTNAME || defined(__DOXYGEN__)
const char *ourHostName;
#endif
/**
* @brief Link up callback.
*
* @note Called from the tcpip thread when the link goes up.
* Can be NULL to default to lwipDefaultLinkUpCB.
*/
void (*link_up_cb)(void*);
/**
* @brief Link down callback.
*
* @note Called from the tcpip thread when the link goes down.
* Can be NULL to default to lwipDefaultLinkDownCB.
*/
void (*link_down_cb)(void*);
} lwipthread_opts_t;
/**
* @brief Parameters for lwipReconfigure.
* @note Same meaning as in lwipthread_opts_t.
*/
typedef struct lwipreconf_opts {
uint32_t address;
uint32_t netmask;
uint32_t gateway;
net_addr_mode_t addrMode;
} lwipreconf_opts_t;
#ifdef __cplusplus
extern "C" {
#endif
void lwipDefaultLinkUpCB(void *p);
void lwipDefaultLinkDownCB(void *p);
void lwipInit(const lwipthread_opts_t *opts);
void lwipReconfigure(const lwipreconf_opts_t *opts);
#ifdef __cplusplus
}
#endif
#endif /* LWIPTHREAD_H */
/** @} */