/**
  ******************************************************************************
  * @file    LwIP/LwIP_HTTP_Server_Netconn_RTOS/Inc/lwipopts.h
  * @author  MCD Application Team
  * @version V1.0.0
  * @date    25-June-2015
  * @brief   lwIP Options Configuration.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (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.st.com/software_license_agreement_liberty_v2
  *
  * 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.
  *
  ******************************************************************************
  */

#ifndef __LWIPOPTS_H__
#define __LWIPOPTS_H__

#include <stm32f4xx_hal.h>
#include <stdio.h>
#include "Networking.h"

#define SYS_LIGHTWEIGHT_PROT    0
#define ETHARP_TRUST_IP_MAC     0
#define IP_REASSEMBLY           0
#define IP_FRAG                 0
#define ARP_QUEUEING            0
#define LWIP_COMPAT_MUTEX  1
#define LWIP_COMPAT_MUTEX_ALLOWED
#define NO_SYS                  1

/* ---------- 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. */
#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. */
#define MEM_SIZE                (5*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. */
#define MEMP_NUM_PBUF           100
/* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
   per active UDP "connection". */
#define MEMP_NUM_UDP_PCB        6
/* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
   connections. */
#define MEMP_NUM_TCP_PCB        10
/* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP
   connections. */
#define MEMP_NUM_TCP_PCB_LISTEN 5
/* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
   segments. */
#define MEMP_NUM_TCP_SEG        12
/* 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. */
#define PBUF_POOL_SIZE          10

/* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
#define PBUF_POOL_BUFSIZE       1524


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

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

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

/* TCP sender buffer space (bytes). */
#define TCP_SND_BUF             (4*TCP_MSS)

/*  TCP_SND_QUEUELEN: TCP sender buffer space (pbufs). This must be at least
  as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. */

#define TCP_SND_QUEUELEN        (2* TCP_SND_BUF/TCP_MSS)
#define TCP_WND                 (2*TCP_MSS)
#define LWIP_ICMP                       1
#define LWIP_DHCP                       1
#define LWIP_UDP                        1
#define UDP_TTL                         255
#define LWIP_STATS                      0
#define LWIP_NETIF_LINK_CALLBACK        0

#define LWIP_TIMERS 1


/*
The STM32F4x7 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

/* CHECKSUM_GEN_IP==0: Generate checksums by hardware for outgoing IP packets.*/
#define CHECKSUM_GEN_IP                 0
/* CHECKSUM_GEN_UDP==0: Generate checksums by hardware for outgoing UDP packets.*/
#define CHECKSUM_GEN_UDP                0
/* CHECKSUM_GEN_TCP==0: Generate checksums by hardware for outgoing TCP packets.*/
#define CHECKSUM_GEN_TCP                0
/* CHECKSUM_CHECK_IP==0: Check checksums by hardware for incoming IP packets.*/
#define CHECKSUM_CHECK_IP               0
/* CHECKSUM_CHECK_UDP==0: Check checksums by hardware for incoming UDP packets.*/
#define CHECKSUM_CHECK_UDP              0
/* CHECKSUM_CHECK_TCP==0: Check checksums by hardware for incoming TCP packets.*/
#define CHECKSUM_CHECK_TCP              0
/* CHECKSUM_CHECK_ICMP==0: Check checksums by hardware for incoming ICMP packets.*/
#define CHECKSUM_GEN_ICMP               0


#define LWIP_NETCONN                    0
#define LWIP_SOCKET                     0
#define LWIP_DEBUG                      1
#define DHCP_DEBUG LWIP_DBG_ON
#define TCP_DEBUG                       LWIP_DBG_ON
#define ETHARP_DEBUG                    LWIP_DBG_ON
#define PBUF_DEBUG                      LWIP_DBG_ON

// SNTP options
#define SNTP_MAX_SERVERS 2

#define SNTP_SET_SYSTEM_TIME_US(sec, usec) SetRtcFromNtpTimestamp(sec, usec);
#define SNTP_GET_SYSTEM_TIME(sec, usec)


#endif /* __LWIPOPTS_H__ */

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