#ifndef __LWIPOPTS_H__
#define __LWIPOPTS_H__
#include "ucos_ii.h"


/*
NOTE!
for core.mcp :
always inlcude net_cfg.h
for wifi_driver.mcp :
Option "WLAN_ZERO_COPY" must be defined in wifi_driver.mcp if necessary
*/
#if defined(WIFI_PORT)
#include "net_cfg.h"
#endif


#define LWIP_DHCP_BOOTP_FILE    0    // Default: undefined
#define LWIP_HAVE_LOOPIF        1	

/*Used in WLAN_ZERO_COPY case*/		
#define WLAN_HEADROOM_SIZE		144
#define WLAN_PAD_SIZE			8
/*
   --------------------------------------------
   ---------- LWIP Debugging options ----------
   --------------------------------------------
*/
#if 1
#define LWIP_DBG_MIN_LEVEL       0
#define LWIP_DBG_MIN_UNCOND      LWIP_DBG_LEVEL_SERIOUS
#define OS_PORT_DEBUG            LWIP_DBG_ON

#if 0
#define PPP_DEBUG        LWIP_DBG_OFF
#define MEM_DEBUG        LWIP_DBG_OFF
#define MEMP_DEBUG       LWIP_DBG_OFF
#define PBUF_DEBUG       LWIP_DBG_OFF
#define API_LIB_DEBUG    LWIP_DBG_ON
#define API_MSG_DEBUG    LWIP_DBG_ON
#define TCPIP_DEBUG      LWIP_DBG_ON
#define NETIF_DEBUG      LWIP_DBG_ON
#define SOCKETS_DEBUG    LWIP_DBG_ON
#define DEMO_DEBUG       LWIP_DBG_ON
#define IP_DEBUG         LWIP_DBG_ON
#define IP_REASS_DEBUG   LWIP_DBG_ON
#define RAW_DEBUG        LWIP_DBG_ON
#define ICMP_DEBUG       LWIP_DBG_ON
#define UDP_DEBUG        LWIP_DBG_ON
#define TCP_DEBUG        LWIP_DBG_ON
#define TCP_INPUT_DEBUG  LWIP_DBG_ON
#define TCP_OUTPUT_DEBUG LWIP_DBG_ON
#define TCP_RTO_DEBUG    LWIP_DBG_ON
#define TCP_CWND_DEBUG   LWIP_DBG_ON
#define TCP_WND_DEBUG    LWIP_DBG_ON
#define TCP_FR_DEBUG     LWIP_DBG_ON
#define TCP_QLEN_DEBUG   LWIP_DBG_ON
#define TCP_RST_DEBUG    LWIP_DBG_ON
#endif

extern unsigned char lwip_debug_flags;
#define LWIP_DBG_TYPES_ON lwip_debug_flags
#endif


/*----------------Thread Priority---------------------------------------------*/
#ifndef TCPIP_THREAD_PRIO
#define TCPIP_THREAD_PRIO			1
#endif
#undef  DEFAULT_THREAD_PRIO
#define DEFAULT_THREAD_PRIO			2


/**
 * SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
 * critical regions during buffer allocation, deallocation and memory
 * allocation and deallocation.
 */
#define SYS_LIGHTWEIGHT_PROT    0

/**
 * NO_SYS==1: Provides VERY minimal functionality. Otherwise,
 * use lwIP facilities.
 */
#define NO_SYS                  0 

/* ---------- Memory options ---------- */
/* MEM_ALIGNMENT: 
 * should be set to the alignment of the CPU for which lwIP is compiled. 
 * 4 byte alignment -> define MEM_ALIGNMENT to 4, 
 * 2 byte alignment -> define MEM_ALIGNMENT to 2. 
 */
#undef  MEM_ALIGNMENT
#define MEM_ALIGNMENT           4


/* MEM_SIZE: the size of the heap memory. 
 * If the application will send a lot of data that needs to be copied, 
 * this should be set high. 
*/
#undef MEM_SIZE
#define MEM_SIZE                (2048*1024) 

/* MEMP_NUM_PBUF: the number of memp struct pbufs. If the application
   sends a lot of data out of ROM (or other static memory), this
   should be set high. */
/* AIT-Note: this number is for WIFI-TX tuning */
#undef MEMP_NUM_PBUF
#define MEMP_NUM_PBUF           512 // 44
/* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
   per active UDP "connection". */
#undef MEMP_NUM_UDP_PCB
#define MEMP_NUM_UDP_PCB        20
/* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
   connections. */
#undef MEMP_NUM_TCP_PCB
#define MEMP_NUM_TCP_PCB        400
/* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP
   connections. */
#undef MEMP_NUM_TCP_PCB_LISTEN
#define MEMP_NUM_TCP_PCB_LISTEN 6
/* MEMP_NUM_NETCONN: the number of struct netconns.
 * (only needed if you use the sequential API, like api_lib.c)
 */
#undef MEMP_NUM_NETCONN
#define MEMP_NUM_NETCONN        40
/* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active
   timeouts. */

#define MEMP_NUM_SYS_TIMEOUT    10


/* ---------- Pbuf options ---------- */
/* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */
/* AIT-Note: this number is for WIFI-RX tuning */
#undef PBUF_POOL_SIZE
//#define PBUF_POOL_SIZE          40
#define PBUF_POOL_SIZE          200

/* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
#undef PBUF_POOL_BUFSIZE

#if defined(WLAN_ZERO_COPY)
#define PBUF_POOL_BUFSIZE       1536 /* LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_HLEN+WLAN_PAD_SIZE) */
#else
#define PBUF_POOL_BUFSIZE       1536 /* LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_HLEN) */
#endif

/* ---------- TCP options ---------- */
#define LWIP_TCP                1
#undef TCP_TTL
#define TCP_TTL                 255

#undef TCPIP_THREAD_STACKSIZE
#define TCPIP_THREAD_STACKSIZE                  (LWIP_STK_SIZE)

/* Controls if TCP should queue segments that arrive out of
   order. Define to 0 if your device is low on memory. */
#undef TCP_QUEUE_OOSEQ
#define TCP_QUEUE_OOSEQ         0

/**
 * TCPIP_MBOX_SIZE: The mailbox size for the tcpip thread messages
 * The queue size value itself is platform-dependent, but is passed to
 * sys_mbox_new() when tcpip_init is called.
 */
#undef TCPIP_MBOX_SIZE
#define TCPIP_MBOX_SIZE         MAX_QUEUE_ENTRIES

/**
 * DEFAULT_TCP_RECVMBOX_SIZE: The mailbox size for the incoming packets on a
 * NETCONN_TCP. The queue size value itself is platform-dependent, but is passed
 * to sys_mbox_new() when the recvmbox is created.
 */
#undef DEFAULT_TCP_RECVMBOX_SIZE
#define DEFAULT_TCP_RECVMBOX_SIZE       MAX_QUEUE_ENTRIES


/**
 * DEFAULT_ACCEPTMBOX_SIZE: The mailbox size for the incoming connections.
 * The queue size value itself is platform-dependent, but is passed to
 * sys_mbox_new() when the acceptmbox is created.
 */
#undef DEFAULT_ACCEPTMBOX_SIZE
#define DEFAULT_ACCEPTMBOX_SIZE         MAX_QUEUE_ENTRIES

/* TCP Maximum segment size. */
#undef TCP_MSS
#define TCP_MSS                 (1500 - 40)	  /* TCP_MSS = (Ethernet MTU - IP header size - TCP header size) */

/* TCP sender buffer space (bytes). */
#undef TCP_SND_BUF
/* TODO: It could be less then 5120 and need do more testing, review code */
#define TCP_SND_BUF             (1024*TCP_MSS)

/* TCP sender buffer space (pbufs). This must be at least = 2 *
   TCP_SND_BUF/TCP_MSS for things to work. */
#undef TCP_SND_QUEUELEN
#define TCP_SND_QUEUELEN        (4 * TCP_SND_BUF)/TCP_MSS

/* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
   segments. */
#undef MEMP_NUM_TCP_SEG
#define MEMP_NUM_TCP_SEG        TCP_SND_QUEUELEN  // same as TCP_SND_QUEUELEN

/* TCP receive window. */
#undef TCP_WND
#define TCP_WND                 (2*TCP_MSS)


/* ---------- ICMP options ---------- */
#define LWIP_ICMP                       1


/* ---------- DHCP options ---------- */
/* Define LWIP_DHCP to 1 if you want DHCP configuration of
   interfaces. DHCP is not implemented in lwIP 0.5.1, however, so
   turning this on does currently not work. */
#define LWIP_DHCP               1

/* ---------- UDP options ---------- */
#define LWIP_UDP                1
#undef UDP_TTL
#define UDP_TTL                 255
#undef DEFAULT_UDP_RECVMBOX_SIZE
#define DEFAULT_UDP_RECVMBOX_SIZE       MAX_QUEUE_ENTRIES

/* -----------RAW options -----------*/
#undef DEFAULT_RAW_RECVMBOX_SIZE
#define DEFAULT_RAW_RECVMBOX_SIZE       MAX_QUEUE_ENTRIES
#define DEFAULT_ACCEPTMBOX_SIZE         MAX_QUEUE_ENTRIES

/* ---------- Statistics options ---------- */
#undef LWIP_STATS
#define LWIP_STATS 1
#define LWIP_PROVIDE_ERRNO 1


/*
   --------------------------------------
   ---------- Checksum options ----------
   --------------------------------------
*/

/* 
The STM32F107 allows computing and verifying the IP, UDP, TCP and ICMP checksums by hardware:
 - To use this feature let the following define uncommented.
 - To disable it and process by CPU comment the  the checksum.
*/
//#define CHECKSUM_BY_HARDWARE 


#ifdef CHECKSUM_BY_HARDWARE
  /* CHECKSUM_GEN_IP==0: Generate checksums by hardware for outgoing IP packets.*/
  #undef CHECKSUM_GEN_IP
  #define CHECKSUM_GEN_IP                 0
  /* CHECKSUM_GEN_UDP==0: Generate checksums by hardware for outgoing UDP packets.*/
  #undef CHECKSUM_GEN_UDP
  #define CHECKSUM_GEN_UDP                0
  /* CHECKSUM_GEN_TCP==0: Generate checksums by hardware for outgoing TCP packets.*/
  #undef CHECKSUM_GEN_TCP
  #define CHECKSUM_GEN_TCP                0 
  /* CHECKSUM_CHECK_IP==0: Check checksums by hardware for incoming IP packets.*/
  #undef CHECKSUM_CHECK_IP
  #define CHECKSUM_CHECK_IP               0
  /* CHECKSUM_CHECK_UDP==0: Check checksums by hardware for incoming UDP packets.*/
  #undef CHECKSUM_CHECK_UDP
  #define CHECKSUM_CHECK_UDP              0
  /* CHECKSUM_CHECK_TCP==0: Check checksums by hardware for incoming TCP packets.*/
  #undef CHECKSUM_CHECK_TCP
  #define CHECKSUM_CHECK_TCP              0
#else
  /* CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets.*/
  #define CHECKSUM_GEN_IP                 1
  /* CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets.*/
  #define CHECKSUM_GEN_UDP                1
  /* CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets.*/
  #define CHECKSUM_GEN_TCP                1
  /* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.*/
  #define CHECKSUM_CHECK_IP               1
  /* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.*/
  #define CHECKSUM_CHECK_UDP              1
  /* CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.*/
  #define CHECKSUM_CHECK_TCP              1
#endif


/*
   ----------------------------------------------
   ---------- Sequential layer options ----------
   ----------------------------------------------
*/
/**
 * LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
 */
#define LWIP_NETCONN                    1
/*
   ------------------------------------
   ---------- Socket options ----------
   ------------------------------------
*/
/**
 * LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
 */
#define LWIP_SOCKET                     1

#define LWIP_COMPAT_MUTEX               1

/**
 * MEMCPY: override this if you have a faster implementation at hand than the
 * one included in your C library
 */
#ifndef MEMCPY
#define MEMCPY(dst,src,len)             OS_MemCopy((INT8U*)dst,(INT8U*)src,len)
#endif
#ifndef SMEMCPY
#define SMEMCPY(dst,src,len)            OS_MemCopy((INT8U*)dst,(INT8U*)src,len)
#endif
#endif /* __LWIPOPTS_H__ */

/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/
