arduino-esp32/tools/sdk/include/lwip/port/lwipopts.h
Me No Dev 60b8b47455 Update IDF to de750e9 and add BLE (#723)
* Update IDF to de750e9

* Add BLE Library submodule
2017-10-13 22:07:41 +03:00

776 lines
22 KiB
C

/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
#ifndef __LWIPOPTS_H__
#define __LWIPOPTS_H__
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
#include <sys/fcntl.h>
#include "esp_task.h"
#include "esp_system.h"
#include "sdkconfig.h"
/* Enable all Espressif-only options */
/*
-----------------------------------------------
---------- Platform specific locking ----------
-----------------------------------------------
*/
/**
* 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 1
/**
* MEMCPY: override this if you have a faster implementation at hand than the
* one included in your C library
*/
#define MEMCPY(dst,src,len) memcpy(dst,src,len)
/**
* SMEMCPY: override this with care! Some compilers (e.g. gcc) can inline a
* call to memcpy() if the length is known at compile time and is small.
*/
#define SMEMCPY(dst,src,len) memcpy(dst,src,len)
#define LWIP_RAND esp_random
/*
------------------------------------
---------- Memory options ----------
------------------------------------
*/
/**
* MEM_LIBC_MALLOC==1: Use malloc/free/realloc provided by your C-library
* instead of the lwip internal allocator. Can save code size if you
* already use it.
*/
#define MEM_LIBC_MALLOC 1
/**
* MEMP_MEM_MALLOC==1: Use mem_malloc/mem_free instead of the lwip pool allocator.
* Especially useful with MEM_LIBC_MALLOC but handle with care regarding execution
* speed and usage from interrupts!
*/
#define MEMP_MEM_MALLOC 1
/**
* MEM_ALIGNMENT: should be set to the alignment of the CPU
* 4 byte alignment -> #define MEM_ALIGNMENT 4
* 2 byte alignment -> #define MEM_ALIGNMENT 2
*/
#define MEM_ALIGNMENT 4
/*
------------------------------------------------
---------- Internal Memory Pool Sizes ----------
------------------------------------------------
*/
/**
* MEMP_NUM_NETCONN: the number of struct netconns.
* (only needed if you use the sequential API, like api_lib.c)
*/
#define MEMP_NUM_NETCONN CONFIG_LWIP_MAX_SOCKETS
/**
* MEMP_NUM_RAW_PCB: Number of raw connection PCBs
* (requires the LWIP_RAW option)
*/
#define MEMP_NUM_RAW_PCB 16
/**
* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections.
* (requires the LWIP_TCP option)
*/
#define MEMP_NUM_TCP_PCB 16
/**
* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections.
* (requires the LWIP_TCP option)
*/
#define MEMP_NUM_TCP_PCB_LISTEN 16
/**
* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
* per active UDP "connection".
* (requires the LWIP_UDP option)
*/
#define MEMP_NUM_UDP_PCB 16
/*
--------------------------------
---------- ARP options -------
--------------------------------
*/
/**
* ARP_QUEUEING==1: Multiple outgoing packets are queued during hardware address
* resolution. By default, only the most recent packet is queued per IP address.
* This is sufficient for most protocols and mainly reduces TCP connection
* startup time. Set this to 1 if you know your application sends more than one
* packet in a row to an IP address that is not in the ARP cache.
*/
#define ARP_QUEUEING 1
/*
--------------------------------
---------- IP options ----------
--------------------------------
*/
/**
* IP_REASSEMBLY==1: Reassemble incoming fragmented IP packets. Note that
* this option does not affect outgoing packet sizes, which can be controlled
* via IP_FRAG.
*/
#define IP_REASSEMBLY CONFIG_LWIP_IP_REASSEMBLY
/**
* IP_FRAG==1: Fragment outgoing IP packets if their size exceeds MTU. Note
* that this option does not affect incoming packet sizes, which can be
* controlled via IP_REASSEMBLY.
*/
#define IP_FRAG CONFIG_LWIP_IP_FRAG
/**
* IP_REASS_MAXAGE: Maximum time (in multiples of IP_TMR_INTERVAL - so seconds, normally)
* a fragmented IP packet waits for all fragments to arrive. If not all fragments arrived
* in this time, the whole packet is discarded.
*/
#define IP_REASS_MAXAGE 3
/**
* IP_REASS_MAX_PBUFS: Total maximum amount of pbufs waiting to be reassembled.
* Since the received pbufs are enqueued, be sure to configure
* PBUF_POOL_SIZE > IP_REASS_MAX_PBUFS so that the stack is still able to receive
* packets even if the maximum amount of fragments is enqueued for reassembly!
*/
#define IP_REASS_MAX_PBUFS 10
/*
----------------------------------
---------- ICMP options ----------
----------------------------------
*/
#define LWIP_BROADCAST_PING CONFIG_LWIP_BROADCAST_PING
#define LWIP_MULTICAST_PING CONFIG_LWIP_MULTICAST_PING
/*
---------------------------------
---------- RAW options ----------
---------------------------------
*/
/**
* LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
*/
#define LWIP_RAW 1
/*
----------------------------------
---------- DHCP options ----------
----------------------------------
*/
/**
* LWIP_DHCP==1: Enable DHCP module.
*/
#define LWIP_DHCP 1
#define DHCP_MAXRTX 0
/**
* DHCP_DOES_ARP_CHECK==1: Do an ARP check on the offered address.
*/
#define DHCP_DOES_ARP_CHECK CONFIG_LWIP_DHCP_DOES_ARP_CHECK
/*
------------------------------------
---------- AUTOIP options ----------
------------------------------------
*/
#if CONFIG_MDNS
/**
* LWIP_AUTOIP==1: Enable AUTOIP module.
*/
#define LWIP_AUTOIP 1
/**
* LWIP_DHCP_AUTOIP_COOP==1: Allow DHCP and AUTOIP to be both enabled on
* the same interface at the same time.
*/
#define LWIP_DHCP_AUTOIP_COOP 1
/**
* LWIP_DHCP_AUTOIP_COOP_TRIES: Set to the number of DHCP DISCOVER probes
* that should be sent before falling back on AUTOIP. This can be set
* as low as 1 to get an AutoIP address very quickly, but you should
* be prepared to handle a changing IP address when DHCP overrides
* AutoIP.
*/
#define LWIP_DHCP_AUTOIP_COOP_TRIES 2
#endif
/*
----------------------------------
---------- SNMP options ----------
----------------------------------
*/
/*
----------------------------------
---------- IGMP options ----------
----------------------------------
*/
/**
* LWIP_IGMP==1: Turn on IGMP module.
*/
#define LWIP_IGMP 1
/*
----------------------------------
---------- DNS options -----------
----------------------------------
*/
/**
* LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS
* transport.
*/
#define LWIP_DNS 1
/*
---------------------------------
---------- UDP options ----------
---------------------------------
*/
/*
---------------------------------
---------- TCP options ----------
---------------------------------
*/
/**
* TCP_QUEUE_OOSEQ==1: TCP will queue segments that arrive out of order.
* Define to 0 if your device is low on memory.
*/
#define TCP_QUEUE_OOSEQ CONFIG_TCP_QUEUE_OOSEQ
/*
* LWIP_EVENT_API==1: The user defines lwip_tcp_event() to receive all
* events (accept, sent, etc) that happen in the system.
* LWIP_CALLBACK_API==1: The PCB callback function is called directly
* for the event. This is the default.
*/
#define TCP_MSS CONFIG_TCP_MSS
/**
* TCP_MSL: The maximum segment lifetime in milliseconds
*/
#define TCP_MSL CONFIG_TCP_MSL
/**
* TCP_MAXRTX: Maximum number of retransmissions of data segments.
*/
#define TCP_MAXRTX CONFIG_TCP_MAXRTX
/**
* TCP_SYNMAXRTX: Maximum number of retransmissions of SYN segments.
*/
#define TCP_SYNMAXRTX CONFIG_TCP_SYNMAXRTX
/**
* TCP_LISTEN_BACKLOG: Enable the backlog option for tcp listen pcb.
*/
#define TCP_LISTEN_BACKLOG 1
/**
* TCP_OVERSIZE: The maximum number of bytes that tcp_write may
* allocate ahead of time
*/
#ifdef CONFIG_TCP_OVERSIZE_MSS
#define TCP_OVERSIZE TCP_MSS
#endif
#ifdef CONFIG_TCP_OVERSIZE_QUARTER_MSS
#define TCP_OVERSIZE (TCP_MSS/4)
#endif
#ifdef CONFIG_TCP_OVERSIZE_DISABLE
#define TCP_OVERSIZE 0
#endif
#ifndef TCP_OVERSIZE
#error "One of CONFIG_TCP_OVERSIZE_xxx options should be set by sdkconfig"
#endif
/*
----------------------------------
---------- Pbuf options ----------
----------------------------------
*/
/*
------------------------------------------------
---------- Network Interfaces options ----------
------------------------------------------------
*/
/**
* LWIP_NETIF_HOSTNAME==1: use DHCP_OPTION_HOSTNAME with netif's hostname
* field.
*/
#define LWIP_NETIF_HOSTNAME 1
/**
* LWIP_NETIF_TX_SINGLE_PBUF: if this is set to 1, lwIP tries to put all data
* to be sent into one single pbuf. This is for compatibility with DMA-enabled
* MACs that do not support scatter-gather.
* Beware that this might involve CPU-memcpy before transmitting that would not
* be needed without this flag! Use this only if you need to!
*
* @todo: TCP and IP-frag do not work with this, yet:
*/
#define LWIP_NETIF_TX_SINGLE_PBUF 1
/*
------------------------------------
---------- LOOPIF options ----------
------------------------------------
*/
#if CONFIG_MDNS
/**
* LWIP_NETIF_LOOPBACK==1: Support sending packets with a destination IP
* address equal to the netif IP address, looping them back up the stack.
*/
#define LWIP_NETIF_LOOPBACK 1
/**
* LWIP_LOOPBACK_MAX_PBUFS: Maximum number of pbufs on queue for loopback
* sending for each netif (0 = disabled)
*/
#define LWIP_LOOPBACK_MAX_PBUFS 8
#endif
/*
------------------------------------
---------- SLIPIF options ----------
------------------------------------
*/
/*
------------------------------------
---------- Thread options ----------
------------------------------------
*/
/**
* TCPIP_THREAD_NAME: The name assigned to the main tcpip thread.
*/
#define TCPIP_THREAD_NAME "tiT"
/**
* TCPIP_THREAD_STACKSIZE: The stack size used by the main tcpip thread.
* The stack size value itself is platform-dependent, but is passed to
* sys_thread_new() when the thread is created.
*/
#define TCPIP_THREAD_STACKSIZE ESP_TASK_TCPIP_STACK
/**
* TCPIP_THREAD_PRIO: The priority assigned to the main tcpip thread.
* The priority value itself is platform-dependent, but is passed to
* sys_thread_new() when the thread is created.
*/
#define TCPIP_THREAD_PRIO ESP_TASK_TCPIP_PRIO
/**
* 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.
*/
#define TCPIP_MBOX_SIZE CONFIG_TCPIP_RECVMBOX_SIZE
/**
* DEFAULT_UDP_RECVMBOX_SIZE: The mailbox size for the incoming packets on a
* NETCONN_UDP. The queue size value itself is platform-dependent, but is passed
* to sys_mbox_new() when the recvmbox is created.
*/
#define DEFAULT_UDP_RECVMBOX_SIZE CONFIG_UDP_RECVMBOX_SIZE
/**
* 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.
*/
#define DEFAULT_TCP_RECVMBOX_SIZE CONFIG_TCP_RECVMBOX_SIZE
/**
* 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.
*/
#define DEFAULT_ACCEPTMBOX_SIZE 6
/**
* DEFAULT_THREAD_STACKSIZE: The stack size used by any other lwIP thread.
* The stack size value itself is platform-dependent, but is passed to
* sys_thread_new() when the thread is created.
*/
#define DEFAULT_THREAD_STACKSIZE TCPIP_THREAD_STACKSIZE
/**
* DEFAULT_THREAD_PRIO: The priority assigned to any other lwIP thread.
* The priority value itself is platform-dependent, but is passed to
* sys_thread_new() when the thread is created.
*/
#define DEFAULT_THREAD_PRIO TCPIP_THREAD_PRIO
/**
* DEFAULT_RAW_RECVMBOX_SIZE: The mailbox size for the incoming packets on a
* NETCONN_RAW. The queue size value itself is platform-dependent, but is passed
* to sys_mbox_new() when the recvmbox is created.
*/
#define DEFAULT_RAW_RECVMBOX_SIZE 6
/*
----------------------------------------------
---------- Sequential layer options ----------
----------------------------------------------
*/
/**
* LWIP_TCPIP_CORE_LOCKING: (EXPERIMENTAL!)
* Don't use it if you're not an active lwIP project member
*/
#define LWIP_TCPIP_CORE_LOCKING 0
/*
------------------------------------
---------- Socket options ----------
------------------------------------
*/
/**
* LWIP_SO_SNDTIMEO==1: Enable send timeout for sockets/netconns and
* SO_SNDTIMEO processing.
*/
#define LWIP_SO_SNDTIMEO 1
/**
* LWIP_SO_RCVTIMEO==1: Enable receive timeout for sockets/netconns and
* SO_RCVTIMEO processing.
*/
#define LWIP_SO_RCVTIMEO 1
/**
* LWIP_TCP_KEEPALIVE==1: Enable TCP_KEEPIDLE, TCP_KEEPINTVL and TCP_KEEPCNT
* options processing. Note that TCP_KEEPIDLE and TCP_KEEPINTVL have to be set
* in seconds. (does not require sockets.c, and will affect tcp.c)
*/
#define LWIP_TCP_KEEPALIVE 1
/**
* LWIP_SO_RCVBUF==1: Enable SO_RCVBUF processing.
*/
#define LWIP_SO_RCVBUF CONFIG_LWIP_SO_RCVBUF
/**
* SO_REUSE==1: Enable SO_REUSEADDR option.
* This option is set via menuconfig.
*/
#define SO_REUSE CONFIG_LWIP_SO_REUSE
#if CONFIG_MDNS
/**
* SO_REUSE_RXTOALL==1: Pass a copy of incoming broadcast/multicast packets
* to all local matches if SO_REUSEADDR is turned on.
* WARNING: Adds a memcpy for every packet if passing to more than one pcb!
*/
#define SO_REUSE_RXTOALL 1
#endif
/*
----------------------------------------
---------- Statistics options ----------
----------------------------------------
*/
/**
* LWIP_STATS==1: Enable statistics collection in lwip_stats.
*/
#define LWIP_STATS CONFIG_LWIP_STATS
#if LWIP_STATS
/**
* LWIP_STATS_DISPLAY==1: Compile in the statistics output functions.
*/
#define LWIP_STATS_DISPLAY CONFIG_LWIP_STATS
#endif
/*
---------------------------------
---------- PPP options ----------
---------------------------------
*/
/**
* PPP_SUPPORT==1: Enable PPP.
*/
#define PPP_SUPPORT CONFIG_PPP_SUPPORT
#if PPP_SUPPORT
/**
* PAP_SUPPORT==1: Support PAP.
*/
#define PAP_SUPPORT CONFIG_PPP_PAP_SUPPORT
/**
* CHAP_SUPPORT==1: Support CHAP.
*/
#define CHAP_SUPPORT CONFIG_PPP_CHAP_SUPPORT
/**
* MSCHAP_SUPPORT==1: Support MSCHAP.
*/
#define MSCHAP_SUPPORT CONFIG_PPP_MSCHAP_SUPPORT
/**
* CCP_SUPPORT==1: Support CCP.
*/
#define MPPE_SUPPORT CONFIG_PPP_MPPE_SUPPORT
/**
* PPP_MAXIDLEFLAG: Max Xmit idle time (in ms) before resend flag char.
* TODO: If PPP_MAXIDLEFLAG > 0 and next package is send during PPP_MAXIDLEFLAG time,
* then 0x7E is not added at the begining of PPP package but 0x7E termination
* is always at the end. This behaviour brokes PPP dial with GSM (PPPoS).
* The PPP package should always start and end with 0x7E.
*/
#define PPP_MAXIDLEFLAG 0
/**
* PPP_DEBUG: Enable debugging for PPP.
*/
#define PPP_DEBUG_ON CONFIG_PPP_DEBUG_ON
#if PPP_DEBUG_ON
#define PPP_DEBUG LWIP_DBG_ON
#else
#define PPP_DEBUG LWIP_DBG_OFF
#endif
#endif
/*
--------------------------------------
---------- Checksum options ----------
--------------------------------------
*/
/*
---------------------------------------
---------- IPv6 options ---------------
---------------------------------------
*/
/**
* LWIP_IPV6==1: Enable IPv6
*/
#define LWIP_IPV6 1
/*
---------------------------------------
---------- Hook options ---------------
---------------------------------------
*/
#define LWIP_HOOK_IP4_ROUTE_SRC ip4_route_src_hook
/*
---------------------------------------
---------- Debugging options ----------
---------------------------------------
*/
/**
* ETHARP_DEBUG: Enable debugging in etharp.c.
*/
#define ETHARP_DEBUG LWIP_DBG_OFF
/**
* NETIF_DEBUG: Enable debugging in netif.c.
*/
#define NETIF_DEBUG LWIP_DBG_OFF
/**
* PBUF_DEBUG: Enable debugging in pbuf.c.
*/
#define PBUF_DEBUG LWIP_DBG_OFF
/**
* API_LIB_DEBUG: Enable debugging in api_lib.c.
*/
#define API_LIB_DEBUG LWIP_DBG_OFF
/**
* SOCKETS_DEBUG: Enable debugging in sockets.c.
*/
#define SOCKETS_DEBUG LWIP_DBG_OFF
/**
* ICMP_DEBUG: Enable debugging in icmp.c.
*/
#define ICMP_DEBUG LWIP_DBG_OFF
/**
* IP_DEBUG: Enable debugging for IP.
*/
#define IP_DEBUG LWIP_DBG_OFF
/**
* MEMP_DEBUG: Enable debugging in memp.c.
*/
#define MEMP_DEBUG LWIP_DBG_OFF
/**
* TCP_INPUT_DEBUG: Enable debugging in tcp_in.c for incoming debug.
*/
#define TCP_INPUT_DEBUG LWIP_DBG_OFF
/**
* TCP_OUTPUT_DEBUG: Enable debugging in tcp_out.c output functions.
*/
#define TCP_OUTPUT_DEBUG LWIP_DBG_OFF
/**
* TCPIP_DEBUG: Enable debugging in tcpip.c.
*/
#define TCPIP_DEBUG LWIP_DBG_OFF
/**
* ETHARP_TRUST_IP_MAC==1: Incoming IP packets cause the ARP table to be
* updated with the source MAC and IP addresses supplied in the packet.
* You may want to disable this if you do not trust LAN peers to have the
* correct addresses, or as a limited approach to attempt to handle
* spoofing. If disabled, lwIP will need to make a new ARP request if
* the peer is not already in the ARP table, adding a little latency.
* The peer *is* in the ARP table if it requested our address before.
* Also notice that this slows down input processing of every IP packet!
*/
#define ETHARP_TRUST_IP_MAC CONFIG_LWIP_ETHARP_TRUST_IP_MAC
/* Enable all Espressif-only options */
#define ESP_LWIP 1
#define ESP_LWIP_ARP 1
#define ESP_PER_SOC_TCP_WND 1
#define ESP_THREAD_SAFE 1
#define ESP_THREAD_SAFE_DEBUG LWIP_DBG_OFF
#define ESP_DHCP 1
#define ESP_DNS 1
#define ESP_IPV6_AUTOCONFIG 1
#define ESP_PERF 0
#define ESP_RANDOM_TCP_PORT 1
#define ESP_IP4_ATON 1
#define ESP_LIGHT_SLEEP 1
#define ESP_L2_TO_L3_COPY CONFIG_L2_TO_L3_COPY
#define ESP_STATS_MEM CONFIG_LWIP_STATS
#define ESP_STATS_DROP CONFIG_LWIP_STATS
#define ESP_STATS_TCP 0
#define ESP_DHCP_TIMER 1
#define ESP_LWIP_LOGI(...) ESP_LOGI("lwip", __VA_ARGS__)
#define TCP_WND_DEFAULT CONFIG_TCP_WND_DEFAULT
#define TCP_SND_BUF_DEFAULT CONFIG_TCP_SND_BUF_DEFAULT
#if ESP_PERF
#define DBG_PERF_PATH_SET(dir, point)
#define DBG_PERF_FILTER_LEN 1000
enum {
DBG_PERF_DIR_RX = 0,
DBG_PERF_DIR_TX,
};
enum {
DBG_PERF_POINT_INT = 0,
DBG_PERF_POINT_WIFI_IN = 1,
DBG_PERF_POINT_WIFI_OUT = 2,
DBG_PERF_POINT_LWIP_IN = 3,
DBG_PERF_POINT_LWIP_OUT = 4,
DBG_PERF_POINT_SOC_IN = 5,
DBG_PERF_POINT_SOC_OUT = 6,
};
#else
#define DBG_PERF_PATH_SET(dir, point)
#define DBG_PERF_FILTER_LEN 1000
#endif
#if ESP_PER_SOC_TCP_WND
#define TCP_WND(pcb) (pcb->per_soc_tcp_wnd)
#define TCP_SND_BUF(pcb) (pcb->per_soc_tcp_snd_buf)
#endif
/**
* DHCP_DEBUG: Enable debugging in dhcp.c.
*/
#define DHCP_DEBUG LWIP_DBG_OFF
#define LWIP_DEBUG LWIP_DBG_OFF
#define TCP_DEBUG LWIP_DBG_OFF
#define CHECKSUM_CHECK_UDP 0
#define CHECKSUM_CHECK_IP 0
#define LWIP_NETCONN_FULLDUPLEX 1
#define LWIP_NETCONN_SEM_PER_THREAD 1
#define LWIP_DHCP_MAX_NTP_SERVERS CONFIG_LWIP_DHCP_MAX_NTP_SERVERS
#define LWIP_TIMEVAL_PRIVATE 0
#define SNTP_SET_SYSTEM_TIME_US(sec, us) \
do { \
struct timeval tv = { .tv_sec = sec, .tv_usec = us }; \
settimeofday(&tv, NULL); \
} while (0);
#define SNTP_GET_SYSTEM_TIME(sec, us) \
do { \
struct timeval tv = { .tv_sec = 0, .tv_usec = 0 }; \
gettimeofday(&tv, NULL); \
(sec) = tv.tv_sec; \
(us) = tv.tv_usec; \
} while (0);
#define SOC_SEND_LOG //printf
#endif /* __LWIPOPTS_H__ */