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esp-idf/components/lwip/port/esp32/include/lwipopts.h

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/*
* SPDX-FileCopyrightText: 2001-2003 Swedish Institute of Computer Science
*
* SPDX-License-Identifier: BSD-3-Clause
*
* SPDX-FileContributor: 2015-2022 Espressif Systems (Shanghai) CO LTD
*/
#ifndef LWIP_HDR_ESP_LWIPOPTS_H
#define LWIP_HDR_ESP_LWIPOPTS_H
#include "sdkconfig.h"
#include <string.h> // For memcpy
#include <stdlib.h> // For malloc/free
#include <unistd.h>
#include <sys/fcntl.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/select.h>
#include <sys/poll.h>
#ifdef __linux__
#include "esp32_mock.h"
#else
#include "esp_task.h"
#include "esp_random.h"
#endif // __linux__
#include "sdkconfig.h"
#include "sntp/sntp_get_set_time.h"
#include "sockets_ext.h"
#ifdef __cplusplus
extern "C" {
#endif
/*
-----------------------------------------------
---------- Platform specific locking ----------
-----------------------------------------------
*/
/**
* LWIP_TCPIP_CORE_LOCKING
* Creates a global mutex that is held during TCPIP thread operations.
* Can be locked by client code to perform lwIP operations without changing
* into TCPIP thread using callbacks. See LOCK_TCPIP_CORE() and
* UNLOCK_TCPIP_CORE().
* Your system should provide mutexes supporting priority inversion to use this.
*/
#ifdef CONFIG_LWIP_TCPIP_CORE_LOCKING
#define LWIP_TCPIP_CORE_LOCKING 1
#else
#define LWIP_TCPIP_CORE_LOCKING 0
#endif
/**
* 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 CONFIG_LWIP_MAX_RAW_PCBS
/**
* MEMP_NUM_TCP_PCB: the number of simultaneously active TCP connections.
* (requires the LWIP_TCP option)
*/
#define MEMP_NUM_TCP_PCB CONFIG_LWIP_MAX_ACTIVE_TCP
/**
* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections.
* (requires the LWIP_TCP option)
*/
#define MEMP_NUM_TCP_PCB_LISTEN CONFIG_LWIP_MAX_LISTENING_TCP
/**
* 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 CONFIG_LWIP_MAX_UDP_PCBS
/*
--------------------------------
---------- 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 ----------
--------------------------------
*/
/**
* LWIP_IPV4==1: Enable IPv4
*/
#define LWIP_IPV4 1
/**
* IP_REASSEMBLY==1: Reassemble incoming fragmented IP4 packets. Note that
* this option does not affect outgoing packet sizes, which can be controlled
* via IP_FRAG.
*/
#ifdef CONFIG_LWIP_IP4_REASSEMBLY
#define IP_REASSEMBLY 1
#else
#define IP_REASSEMBLY 0
#endif
/**
* IP_FRAG==1: Fragment outgoing IP4 packets if their size exceeds MTU. Note
* that this option does not affect incoming packet sizes, which can be
* controlled via IP_REASSEMBLY.
*/
#ifdef CONFIG_LWIP_IP4_FRAG
#define IP_FRAG 1
#else
#define IP_FRAG 0
#endif
/**
* IP_FORWARD==1: Enables the ability to forward IP packets across network
* interfaces. If you are going to run lwIP on a device with only one network
* interface, define this to 0.
*/
#ifdef CONFIG_LWIP_IP_FORWARD
#define IP_FORWARD 1
#else
#define IP_FORWARD 0
#endif
/**
* IP_NAPT==1: Enables IPv4 Network Address and Port Translation.
* Note that both CONFIG_LWIP_IP_FORWARD and CONFIG_LWIP_L2_TO_L3_COPY options
* need to be enabled in system configuration for the NAPT to work on ESP platform
*/
#ifdef CONFIG_LWIP_IPV4_NAPT
#define IP_NAPT 1
#else
#define IP_NAPT 0
#endif
/**
* 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 ----------
----------------------------------
*/
/**
* LWIP_ICMP==1: Enable ICMP module inside the IP stack.
* Be careful, disable that make your product non-compliant to RFC1122
*/
#ifdef CONFIG_LWIP_ICMP
#define LWIP_ICMP 1
#else
#define LWIP_ICMP 0
#endif
/**
* LWIP_BROADCAST_PING==1: respond to broadcast pings (default is unicast only)
*/
#ifdef CONFIG_LWIP_BROADCAST_PING
#define LWIP_BROADCAST_PING 1
#else
#define LWIP_BROADCAST_PING 0
#endif
/**
* LWIP_MULTICAST_PING==1: respond to multicast pings (default is unicast only)
*/
#ifdef CONFIG_LWIP_MULTICAST_PING
#define LWIP_MULTICAST_PING 1
#else
#define LWIP_MULTICAST_PING 0
#endif
/*
---------------------------------
---------- 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
/**
* DHCP_DOES_ARP_CHECK==1: Do an ARP check on the offered address.
*/
#ifdef CONFIG_LWIP_DHCP_DOES_ARP_CHECK
#define DHCP_DOES_ARP_CHECK 1
#else
#define DHCP_DOES_ARP_CHECK 0
#endif
/**
* LWIP_DHCP_GETS_NTP==1: Request NTP servers with discover/select. For each
* response packet, an callback is called, which has to be provided by the port:
* void dhcp_set_ntp_servers(u8_t num_ntp_servers, ip_addr_t* ntp_server_addrs);
*/
#ifdef CONFIG_LWIP_DHCP_GET_NTP_SRV
#define LWIP_DHCP_GET_NTP_SRV 1
#else
#define LWIP_DHCP_GET_NTP_SRV 0
#endif
/**
* ESP specific option only applicable if ESP_DHCP=1
* LWIP_DHCP_DISABLE_CLIENT_ID==1: Do not add option 61 (client-id) to DHCP packets
*
*/
#ifdef CONFIG_LWIP_DHCP_DISABLE_CLIENT_ID
#define ESP_DHCP_DISABLE_CLIENT_ID 1
#else
#define ESP_DHCP_DISABLE_CLIENT_ID 0
#endif
/**
* ESP specific option only applicable if ESP_DHCP=1
* CONFIG_LWIP_DHCP_RESTORE_LAST_IP==1: Last valid IP address obtained from DHCP server
* is restored after reset/power-up.
*/
#ifdef CONFIG_LWIP_DHCP_RESTORE_LAST_IP
/*
* Make the post-init hook check if we could restore the previously bound address
* - if yes reset the state to bound and mark result as ERR_OK (which skips discovery state)
* - if no, return false to continue normally to the discovery state
*/
#define LWIP_HOOK_DHCP_POST_INIT(netif, result) \
(dhcp_ip_addr_restore(netif) ? ( dhcp_set_state(dhcp, DHCP_STATE_BOUND), \
dhcp_network_changed(netif), \
(result) = ERR_OK , \
true ) : \
false)
#else
#define LWIP_HOOK_DHCP_PRE_DISCOVERY(netif, result) (false)
#endif /* CONFIG_LWIP_DHCP_RESTORE_LAST_IP */
/**
* The maximum of NTP servers requested
*/
#define LWIP_DHCP_MAX_NTP_SERVERS CONFIG_LWIP_DHCP_MAX_NTP_SERVERS
/**
* CONFIG_LWIP_DHCP_OPTIONS_LEN: The total length of outgoing DHCP option msg. If you have many options
* and options value is too long, you can configure the length according to your requirements
*/
#define DHCP_OPTIONS_LEN CONFIG_LWIP_DHCP_OPTIONS_LEN
/**
* LWIP_DHCP_DISABLE_VENDOR_CLASS_ID==1: Do not add option 60 (Vendor Class Identifier) to DHCP packets
*/
#define ESP_DHCP_DISABLE_VENDOR_CLASS_IDENTIFIER CONFIG_LWIP_DHCP_DISABLE_VENDOR_CLASS_ID
#define DHCP_DEFINE_CUSTOM_TIMEOUTS 1
#define DHCP_COARSE_TIMER_SECS (1)
#define DHCP_NEXT_TIMEOUT_THRESHOLD (3)
/* Since for embedded devices it's not that hard to miss a discover packet, so lower
* the discover retry backoff time from (2,4,8,16,32,60,60)s to (500m,1,2,4,8,15,15)s.
*/
#define DHCP_REQUEST_TIMEOUT_SEQUENCE(tries) (( (tries) < 6 ? 1 << (tries) : 60) * 250)
static inline uint32_t timeout_from_offered(uint32_t lease, uint32_t min)
{
uint32_t timeout = lease;
if (timeout == 0) {
timeout = min;
}
return timeout;
}
#define DHCP_CALC_TIMEOUT_FROM_OFFERED_T0_LEASE(dhcp) \
timeout_from_offered((dhcp)->offered_t0_lease, 120)
#define DHCP_CALC_TIMEOUT_FROM_OFFERED_T1_RENEW(dhcp) \
timeout_from_offered((dhcp)->offered_t1_renew, (dhcp)->t0_timeout>>1 /* 50% */ )
#define DHCP_CALC_TIMEOUT_FROM_OFFERED_T2_REBIND(dhcp) \
timeout_from_offered((dhcp)->offered_t2_rebind, ((dhcp)->t0_timeout/8)*7 /* 87.5% */ )
#define LWIP_HOOK_DHCP_PARSE_OPTION(netif, dhcp, state, msg, msg_type, option, len, pbuf, offset) \
do { LWIP_UNUSED_ARG(msg); \
dhcp_parse_extra_opts(dhcp, state, option, len, pbuf, offset); \
} while(0)
#define LWIP_HOOK_DHCP_APPEND_OPTIONS(netif, dhcp, state, msg, msg_type, options_len_ptr) \
dhcp_append_extra_opts(netif, state, msg, options_len_ptr);
/*
------------------------------------
---------- AUTOIP options ----------
------------------------------------
*/
/**
* LWIP_AUTOIP==1: Enable AUTOIP module.
*/
#ifdef CONFIG_LWIP_AUTOIP
#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 CONFIG_LWIP_AUTOIP_TRIES
/**
* ESP specific option only applicable if ESP_DHCP=1
* LWIP_AUTOIP_MAX_CONFLICTS: Defines max conflicts before rate limiting
*/
#define LWIP_AUTOIP_MAX_CONFLICTS CONFIG_LWIP_AUTOIP_MAX_CONFLICTS
/**
* ESP specific option only applicable if ESP_DHCP=1
* LWIP_AUTOIP_RATE_LIMIT_INTERVAL: Delay in seconds between successive attempts
*/
#define LWIP_AUTOIP_RATE_LIMIT_INTERVAL CONFIG_LWIP_AUTOIP_RATE_LIMIT_INTERVAL
#endif /* CONFIG_LWIP_AUTOIP */
/*
----------------------------------
---------- 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
/** The maximum of DNS servers
*/
#define DNS_MAX_SERVERS 3
/** ESP specific option only applicable if ESP_DNS=1
*
* The last server can be initialized automatically by defining
* FALLBACK_DNS_SERVER_ADDRESS(ipaddr), where 'ipaddr' is an 'ip_addr_t*'
*/
#define DNS_FALLBACK_SERVER_INDEX (DNS_MAX_SERVERS - 1)
/**
* LWIP_DNS_SUPPORT_MDNS_QUERIES==1: Enable mDNS queries in hostname resolution.
* This option is set via menuconfig.
*/
#ifdef CONFIG_LWIP_DNS_SUPPORT_MDNS_QUERIES
#define LWIP_DNS_SUPPORT_MDNS_QUERIES 1
#else
#define LWIP_DNS_SUPPORT_MDNS_QUERIES 0
#endif
/*
---------------------------------
---------- UDP options ----------
---------------------------------
*/
/**
* LWIP_UDP==1: Turn on UDP.
*/
#define LWIP_UDP 1
/**
* LWIP_NETBUF_RECVINFO==1: Enable IP_PKTINFO option.
* This option is set via menuconfig.
*/
#ifdef CONFIG_LWIP_NETBUF_RECVINFO
#define LWIP_NETBUF_RECVINFO 1
#else
#define LWIP_NETBUF_RECVINFO 0
#endif
/*
---------------------------------
---------- TCP options ----------
---------------------------------
*/
/**
* LWIP_TCP==1: Turn on TCP.
*/
#define LWIP_TCP 1
/**
* TCP_WND: The size of a TCP window. This must be at least
* (2 * TCP_MSS) for things to work well.
* ATTENTION: when using TCP_RCV_SCALE, TCP_WND is the total size
* with scaling applied. Maximum window value in the TCP header
* will be TCP_WND >> TCP_RCV_SCALE
*/
#define TCP_WND CONFIG_LWIP_TCP_WND_DEFAULT
/**
* TCP_MAXRTX: Maximum number of retransmissions of data segments.
*/
#define TCP_MAXRTX CONFIG_LWIP_TCP_MAXRTX
/**
* TCP_SYNMAXRTX: Maximum number of retransmissions of SYN segments.
*/
#define TCP_SYNMAXRTX CONFIG_LWIP_TCP_SYNMAXRTX
/**
* TCP_QUEUE_OOSEQ==1: TCP will queue segments that arrive out of order.
* Define to 0 if your device is low on memory.
*/
#ifdef CONFIG_LWIP_TCP_QUEUE_OOSEQ
#define TCP_QUEUE_OOSEQ 1
#else
#define TCP_QUEUE_OOSEQ 0
#endif
/**
* LWIP_TCP_SACK_OUT==1: TCP will support sending selective acknowledgements (SACKs).
*/
#ifdef CONFIG_LWIP_TCP_SACK_OUT
#define LWIP_TCP_SACK_OUT 1
#else
#define LWIP_TCP_SACK_OUT 0
#endif
/**
* TCP_MSS: TCP Maximum segment size. (default is 536, a conservative default,
* you might want to increase this.)
* For the receive side, this MSS is advertised to the remote side
* when opening a connection. For the transmit size, this MSS sets
* an upper limit on the MSS advertised by the remote host.
*/
#define TCP_MSS CONFIG_LWIP_TCP_MSS
/**
* TCP_SND_BUF: TCP sender buffer space (bytes).
* To achieve good performance, this should be at least 2 * TCP_MSS.
*/
#define TCP_SND_BUF CONFIG_LWIP_TCP_SND_BUF_DEFAULT
/**
* 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_LWIP_TCP_OVERSIZE_MSS
#define TCP_OVERSIZE TCP_MSS
#endif
#ifdef CONFIG_LWIP_TCP_OVERSIZE_QUARTER_MSS
#define TCP_OVERSIZE (TCP_MSS/4)
#endif
#ifdef CONFIG_LWIP_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
/**
* LWIP_EVENT_API and LWIP_CALLBACK_API: Only one of these should be set to 1.
* 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 LWIP_EVENT_API 0
#define LWIP_CALLBACK_API 1
/**
* TCP_TMR_INTERVAL: TCP timer interval
*/
#define TCP_TMR_INTERVAL CONFIG_LWIP_TCP_TMR_INTERVAL
/**
* TCP_MSL: The maximum segment lifetime in milliseconds
*/
#define TCP_MSL CONFIG_LWIP_TCP_MSL
/**
* LWIP_WND_SCALE and TCP_RCV_SCALE:
* Set LWIP_WND_SCALE to 1 to enable window scaling.
* Set TCP_RCV_SCALE to the desired scaling factor (shift count in the
* range of [0..14]).
* When LWIP_WND_SCALE is enabled but TCP_RCV_SCALE is 0, we can use a large
* send window while having a small receive window only.
*/
#ifdef CONFIG_LWIP_WND_SCALE
#define LWIP_WND_SCALE 1
#define TCP_RCV_SCALE CONFIG_LWIP_TCP_RCV_SCALE
#else
#define LWIP_WND_SCALE 0
#define TCP_RCV_SCALE 0
#endif /* CONFIG_LWIP_WND_SCALE */
/**
* ESP specific option only applicable if ESP_LWIP=1
* LWIP_TCP_RTO_TIME: TCP rto time.
* Default is 3 second.
*/
#define LWIP_TCP_RTO_TIME CONFIG_LWIP_TCP_RTO_TIME
/*
------------------------------------------------
---------- Network Interfaces options ----------
------------------------------------------------
*/
/**
* LWIP_NETIF_HOSTNAME==1: use DHCP_OPTION_HOSTNAME with netif's hostname
* field.
*/
#define LWIP_NETIF_HOSTNAME 1
/**
* LWIP_NETIF_API==1: Support netif api (in netifapi.c)
*/
#ifdef CONFIG_LWIP_NETIF_API
#define LWIP_NETIF_API 1
#else
#define LWIP_NETIF_API 0
#endif
/**
* LWIP_NETIF_STATUS_CALLBACK==1: Support a callback function whenever an interface
* changes its up/down status (i.e., due to DHCP IP acquisition)
*/
#ifdef CONFIG_LWIP_NETIF_STATUS_CALLBACK
#define LWIP_NETIF_STATUS_CALLBACK 1
#else
#define LWIP_NETIF_STATUS_CALLBACK 0
#endif
/**
* LWIP_NETIF_EXT_STATUS_CALLBACK==1: Support an extended callback function
* for several netif related event that supports multiple subscribers.
*
* This ext-callback is used by ESP-NETIF with lwip-orig (upstream version)
* to provide netif related events on IP4/IP6 address/status changes
*/
#define LWIP_NETIF_EXT_STATUS_CALLBACK 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!
*
* ATTENTION: a driver should *NOT* rely on getting single pbufs but check TX
* pbufs for being in one piece. If not, @ref pbuf_clone can be used to get
* a single pbuf:
* if (p->next != NULL) {
* struct pbuf *q = pbuf_clone(PBUF_RAW, PBUF_RAM, p);
* if (q == NULL) {
* return ERR_MEM;
* }
* p = q; ATTENTION: do NOT free the old 'p' as the ref belongs to the caller!
* }
*/
#define LWIP_NETIF_TX_SINGLE_PBUF 1
/*
------------------------------------
---------- LOOPIF options ----------
------------------------------------
*/
/**
* LWIP_HAVE_LOOPIF==1: Support loop interface (127.0.0.1).
* This is only needed when no real netifs are available. If at least one other
*/
#ifdef CONFIG_LWIP_NETIF_LOOPBACK
#define LWIP_HAVE_LOOPIF 1
/**
* 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 CONFIG_LWIP_LOOPBACK_MAX_PBUFS
#else
#define LWIP_HAVE_LOOPIF 0
#endif
/*
------------------------------------
---------- SLIPIF options ----------
------------------------------------
*/
#ifdef CONFIG_LWIP_SLIP_SUPPORT
/**
* Enable SLIP receive from ISR functions and disable Rx thread
*
* This is the only supported mode of lwIP SLIP interface, so that
* - incoming packets are queued into pbufs
* - no thread is created from lwIP
* meaning it is the application responsibility to read data
* from IO driver and feed them to the slip interface
*/
#define SLIP_RX_FROM_ISR 1
#define SLIP_USE_RX_THREAD 0
/**
* SLIP_DEBUG: Enable debugging for SLIP.
*/
#ifdef CONFIG_LWIP_SLIP_DEBUG_ON
#define SLIP_DEBUG LWIP_DBG_ON
#else
#define SLIP_DEBUG LWIP_DBG_OFF
#endif
#endif /* CONFIG_LWIP_SLIP_SUPPORT */
/*
------------------------------------
---------- 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_LWIP_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_LWIP_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_LWIP_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_NETCONN==1: Enable Netconn API (require to use api_lib.c)
*/
#define LWIP_NETCONN 1
/** LWIP_NETCONN_SEM_PER_THREAD==1: Use one (thread-local) semaphore per
* thread calling socket/netconn functions instead of allocating one
* semaphore per netconn (and per select etc.)
* ATTENTION: a thread-local semaphore for API calls is needed:
* - LWIP_NETCONN_THREAD_SEM_GET() returning a sys_sem_t*
* - LWIP_NETCONN_THREAD_SEM_ALLOC() creating the semaphore
* - LWIP_NETCONN_THREAD_SEM_FREE() freeing the semaphore
* The latter 2 can be invoked up by calling netconn_thread_init()/netconn_thread_cleanup().
* Ports may call these for threads created with sys_thread_new().
*/
#if LWIP_TCPIP_CORE_LOCKING
#define LWIP_NETCONN_SEM_PER_THREAD 0
#else
#define LWIP_NETCONN_SEM_PER_THREAD 1
#endif
/** LWIP_NETCONN_FULLDUPLEX==1: Enable code that allows reading from one thread,
* writing from a 2nd thread and closing from a 3rd thread at the same time.
* ATTENTION: This is currently really alpha! Some requirements:
* - LWIP_NETCONN_SEM_PER_THREAD==1 is required to use one socket/netconn from
* multiple threads at once
* - sys_mbox_free() has to unblock receive tasks waiting on recvmbox/acceptmbox
* and prevent a task pending on this during/after deletion
*/
#define LWIP_NETCONN_FULLDUPLEX 1
/*
------------------------------------
---------- Socket options ----------
------------------------------------
*/
/**
* LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
*/
#define LWIP_SOCKET 1
/**
* LWIP_COMPAT_SOCKETS==1: Enable BSD-style sockets functions names through defines.
* LWIP_COMPAT_SOCKETS==2: Same as ==1 but correctly named functions are created.
* While this helps code completion, it might conflict with existing libraries.
* (only used if you use sockets.c)
*/
#define LWIP_COMPAT_SOCKETS 0
/**
* LWIP_POSIX_SOCKETS_IO_NAMES==1: Enable POSIX-style sockets functions names.
* Disable this option if you use a POSIX operating system that uses the same
* names (read, write & close). (only used if you use sockets.c)
*
* POSIX I/O functions are mapped to LWIP via the VFS layer
* (see port/vfs_lwip.c)
*/
/**
*/
#define LWIP_POSIX_SOCKETS_IO_NAMES 0
/**
* LWIP_SOCKET_OFFSET==n: Increases the file descriptor number created by LwIP with n.
*
* FD_SETSIZE from sys/types.h is the maximum number of supported file
* descriptors and CONFIG_LWIP_MAX_SOCKETS defines the number of sockets;
* LWIP_SOCKET_OFFSET is configured to use the largest numbers of file
* descriptors for sockets. File descriptors from 0 to LWIP_SOCKET_OFFSET-1
* are non-socket descriptors and from LWIP_SOCKET_OFFSET to FD_SETSIZE are
* socket descriptors.
*/
#define LWIP_SOCKET_OFFSET (FD_SETSIZE - CONFIG_LWIP_MAX_SOCKETS)
/**
* 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_LINGER==1: Enable SO_LINGER processing.
* This option is set via menuconfig.
*/
#ifdef CONFIG_LWIP_SO_LINGER
#define LWIP_SO_LINGER 1
#else
#define LWIP_SO_LINGER 0
#endif
/**
* LWIP_SO_RCVBUF==1: Enable SO_RCVBUF processing.
* This option is set via menuconfig.
*/
#ifdef CONFIG_LWIP_SO_RCVBUF
#define LWIP_SO_RCVBUF 1
#else
#define LWIP_SO_RCVBUF 0
#endif
/**
* SO_REUSE==1: Enable SO_REUSEADDR option.
* This option is set via menuconfig.
*/
#ifdef CONFIG_LWIP_SO_REUSE
#define SO_REUSE 1
#else
#define SO_REUSE 0
#endif
/**
* 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!
*/
#ifdef CONFIG_LWIP_SO_REUSE_RXTOALL
#define SO_REUSE_RXTOALL 1
#else
#define SO_REUSE_RXTOALL 0
#endif
/** LWIP_TIMEVAL_PRIVATE: if you want to use the struct timeval provided
* by your system, set this to 0 and include <sys/time.h> in cc.h */
#define LWIP_TIMEVAL_PRIVATE 0
/*
----------------------------------------
---------- Statistics options ----------
----------------------------------------
*/
/**
* LWIP_STATS==1: Enable statistics collection in lwip_stats.
*/
#ifdef CONFIG_LWIP_STATS
#define LWIP_STATS 1
#define ESP_STATS_MEM 1
/**
* LWIP_STATS_DISPLAY==1: Compile in the statistics output functions.
*/
#define LWIP_STATS_DISPLAY 1
#else
#define LWIP_STATS 0
#define ESP_STATS_MEM 0
#endif /* CONFIG_LWIP_STATS */
/*
---------------------------------
---------- PPP options ----------
---------------------------------
*/
/**
* PPP_SUPPORT==1: Enable PPP.
*/
#ifdef CONFIG_LWIP_PPP_SUPPORT
#define PPP_SUPPORT 1
/**
* PPP_IPV6_SUPPORT == 1: Enable IPV6 support for local link
* between modem and lwIP stack.
* Some modems do not support IPV6 addressing in local link and
* the only option available is to disable IPV6 address negotiation.
*/
#define PPP_IPV6_SUPPORT CONFIG_LWIP_PPP_ENABLE_IPV6
/**
* PPP_NOTIFY_PHASE==1: Support PPP notify phase.
*/
#define PPP_NOTIFY_PHASE CONFIG_LWIP_PPP_NOTIFY_PHASE_SUPPORT
/**
* PAP_SUPPORT==1: Support PAP.
*/
#define PAP_SUPPORT CONFIG_LWIP_PPP_PAP_SUPPORT
/**
* CHAP_SUPPORT==1: Support CHAP.
*/
#define CHAP_SUPPORT CONFIG_LWIP_PPP_CHAP_SUPPORT
/**
* MSCHAP_SUPPORT==1: Support MSCHAP.
*/
#define MSCHAP_SUPPORT CONFIG_LWIP_PPP_MSCHAP_SUPPORT
/**
* CCP_SUPPORT==1: Support CCP.
*/
#define MPPE_SUPPORT CONFIG_LWIP_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
#ifdef CONFIG_LWIP_ENABLE_LCP_ECHO
/**
* LCP_ECHOINTERVAL: Interval in seconds between keepalive LCP echo requests, 0 to disable.
*/
#define LCP_ECHOINTERVAL CONFIG_LWIP_LCP_ECHOINTERVAL
/**
* LCP_MAXECHOFAILS: Number of consecutive unanswered echo requests before failure is indicated.
*/
#define LCP_MAXECHOFAILS CONFIG_LWIP_LCP_MAXECHOFAILS
#endif /* CONFIG_LWIP_ENABLE_LCP_ECHO */
/**
* PPP_DEBUG: Enable debugging for PPP.
*/
#ifdef CONFIG_LWIP_PPP_DEBUG_ON
#define PPP_DEBUG LWIP_DBG_ON
#define PRINTPKT_SUPPORT 1
#define PPP_PROTOCOLNAME 1
#else
#define PPP_DEBUG LWIP_DBG_OFF
#endif /* CONFIG_LWIP_PPP_DEBUG_ON */
#else
#define PPP_SUPPORT 0
#endif /* CONFIG_LWIP_PPP_SUPPORT */
/*
--------------------------------------
---------- Checksum options ----------
--------------------------------------
*/
/**
* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.
*/
#ifdef CONFIG_LWIP_CHECKSUM_CHECK_IP
#define CHECKSUM_CHECK_IP 1
#else
#define CHECKSUM_CHECK_IP 0
#endif
/**
* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.
*/
#ifdef CONFIG_LWIP_CHECKSUM_CHECK_UDP
#define CHECKSUM_CHECK_UDP 1
#else
#define CHECKSUM_CHECK_UDP 0
#endif
/**
* CHECKSUM_CHECK_ICMP==1: Check checksums in software for incoming ICMP packets.
*/
#ifdef CONFIG_LWIP_CHECKSUM_CHECK_ICMP
#define CHECKSUM_CHECK_ICMP 1
#else
#define CHECKSUM_CHECK_ICMP 0
#endif
/*
---------------------------------------
---------- IPv6 options ---------------
---------------------------------------
*/
/**
* LWIP_IPV6==1: Enable IPv6
*/
#ifdef CONFIG_LWIP_IPV6
#define LWIP_IPV6 1
#else
#define LWIP_IPV6 0
#endif
/**
* LWIP_IPV6_NUM_ADDRESSES: Number of IPv6 addresses per netif.
*/
#define LWIP_IPV6_NUM_ADDRESSES CONFIG_LWIP_IPV6_NUM_ADDRESSES
/**
* LWIP_IPV6_FORWARD==1: Forward IPv6 packets across netifs
*/
#ifdef CONFIG_LWIP_IPV6_FORWARD
#define LWIP_IPV6_FORWARD 1
#else
#define LWIP_IPV6_FORWARD 0
#endif
/**
* LWIP_IPV6_FRAG==1: Fragment outgoing IP6 packets if their size exceeds MTU. Note
* that this option does not affect incoming packet sizes, which can be
* controlled via IP6_REASSEMBLY.
*/
#ifdef CONFIG_LWIP_IP6_FRAG
#define LWIP_IPV6_FRAG 1
#else
#define LWIP_IPV6_FRAG 0
#endif
/**
* LWIP_IPV6_REASS==1: reassemble incoming IP6 packets that fragmented. Note that
* this option does not affect outgoing packet sizes, which can be controlled
* via LWIP_IP6_FRAG.
*/
#ifdef CONFIG_LWIP_IP6_REASSEMBLY
#define LWIP_IPV6_REASS 1
#else
#define LWIP_IPV6_REASS 0
#endif
/**
* LWIP_IPV6_AUTOCONFIG==1: Enable stateless address autoconfiguration as per RFC 4862.
*/
#ifdef CONFIG_LWIP_IPV6_AUTOCONFIG
#define ESP_IPV6_AUTOCONFIG 1
#else
#define ESP_IPV6_AUTOCONFIG 0
#endif
/**
* LWIP_ND6_RDNSS_MAX_DNS_SERVERS > 0: Use IPv6 Router Advertisement Recursive
* DNS Server Option (as per RFC 6106) to copy a defined maximum number of DNS
* servers to the DNS module.
*/
#define LWIP_ND6_RDNSS_MAX_DNS_SERVERS CONFIG_LWIP_IPV6_RDNSS_MAX_DNS_SERVERS
/**
* LWIP_IPV6_DHCP6==1: enable DHCPv6 stateful/stateless address autoconfiguration.
*/
#ifdef CONFIG_LWIP_IPV6_DHCP6
#define LWIP_IPV6_DHCP6 1
#else
#define LWIP_IPV6_DHCP6 0
#endif
/**
* MEMP_NUM_ND6_QUEUE: Max number of IPv6 packets to queue during MAC resolution.
*/
#define MEMP_NUM_ND6_QUEUE CONFIG_LWIP_IPV6_MEMP_NUM_ND6_QUEUE
/**
* LWIP_ND6_NUM_NEIGHBORS: Number of entries in IPv6 neighbor cache
*/
#define LWIP_ND6_NUM_NEIGHBORS CONFIG_LWIP_IPV6_ND6_NUM_NEIGHBORS
/*
---------------------------------------
---------- Hook options ---------------
---------------------------------------
*/
#ifdef LWIP_HOOK_FILENAME
#warning LWIP_HOOK_FILENAME is used for IDF default hooks. Please use ESP_IDF_LWIP_HOOK_FILENAME to insert additional hook
#endif
#define LWIP_HOOK_FILENAME "lwip_default_hooks.h"
#define LWIP_HOOK_IP4_ROUTE_SRC ip4_route_src_hook
#define LWIP_HOOK_SOCKETS_GETSOCKOPT(s, sock, level, optname, optval, optlen, err) \
lwip_getsockopt_impl_ext(sock, level, optname, optval, optlen, err)?(done_socket(sock), true): false
#define LWIP_HOOK_SOCKETS_SETSOCKOPT(s, sock, level, optname, optval, optlen, err) \
lwip_setsockopt_impl_ext(sock, level, optname, optval, optlen, err)?(done_socket(sock), true): false
/*
---------------------------------------
---------- Debugging options ----------
---------------------------------------
*/
/**
* LWIP_DEBUG: Enable lwip debugging in other modules.
*/
#ifdef CONFIG_LWIP_DEBUG
#define LWIP_DEBUG LWIP_DBG_ON
#else
#undef LWIP_DEBUG
#endif
/**
* ETHARP_DEBUG: Enable debugging in etharp.c.
*/
#ifdef CONFIG_LWIP_ETHARP_DEBUG
#define ETHARP_DEBUG LWIP_DBG_ON
#else
#define ETHARP_DEBUG LWIP_DBG_OFF
#endif
/**
* NETIF_DEBUG: Enable debugging in netif.c.
*/
#ifdef CONFIG_LWIP_NETIF_DEBUG
#define NETIF_DEBUG LWIP_DBG_ON
#else
#define NETIF_DEBUG LWIP_DBG_OFF
#endif
/**
* PBUF_DEBUG: Enable debugging in pbuf.c.
*/
#ifdef CONFIG_LWIP_PBUF_DEBUG
#define PBUF_DEBUG LWIP_DBG_ON
#else
#define PBUF_DEBUG LWIP_DBG_OFF
#endif
/**
* API_LIB_DEBUG: Enable debugging in api_lib.c.
*/
#ifdef CONFIG_LWIP_API_LIB_DEBUG
#define API_LIB_DEBUG LWIP_DBG_ON
#else
#define API_LIB_DEBUG LWIP_DBG_OFF
#endif
/**
* SOCKETS_DEBUG: Enable debugging in sockets.c.
*/
#ifdef CONFIG_LWIP_SOCKETS_DEBUG
#define SOCKETS_DEBUG LWIP_DBG_ON
#else
#define SOCKETS_DEBUG LWIP_DBG_OFF
#endif
/**
* ICMP_DEBUG: Enable debugging in icmp.c.
*/
#ifdef CONFIG_LWIP_ICMP_DEBUG
#define ICMP_DEBUG LWIP_DBG_ON
#else
#define ICMP_DEBUG LWIP_DBG_OFF
#endif
#ifdef CONFIG_LWIP_ICMP6_DEBUG
#define ICMP6_DEBUG LWIP_DBG_ON
#else
#define ICMP6_DEBUG LWIP_DBG_OFF
#endif
/**
* DHCP_DEBUG: Enable debugging in dhcp.c.
*/
#ifdef CONFIG_LWIP_DHCP_DEBUG
#define DHCP_DEBUG LWIP_DBG_ON
#else
#define DHCP_DEBUG LWIP_DBG_OFF
#endif
#ifdef CONFIG_LWIP_DHCP_STATE_DEBUG
#define ESP_DHCP_DEBUG LWIP_DBG_ON
#else
#define ESP_DHCP_DEBUG LWIP_DBG_OFF
#endif
/**
* IP_DEBUG: Enable debugging for IP.
*/
#ifdef CONFIG_LWIP_IP_DEBUG
#define IP_DEBUG LWIP_DBG_ON
#else
#define IP_DEBUG LWIP_DBG_OFF
#endif
/**
* IP6_DEBUG: Enable debugging for IP6.
*/
#ifdef CONFIG_LWIP_IP6_DEBUG
#define IP6_DEBUG LWIP_DBG_ON
#else
#define IP6_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_DEBUG: Enable debugging for TCP.
*/
#ifdef CONFIG_LWIP_TCP_DEBUG
#define TCP_DEBUG LWIP_DBG_ON
#else
#define TCP_DEBUG LWIP_DBG_OFF
#endif
/**
* SNTP_DEBUG: Enable debugging for SNTP.
*/
#ifdef CONFIG_LWIP_SNTP_DEBUG
#define SNTP_DEBUG LWIP_DBG_ON
#else
#define SNTP_DEBUG LWIP_DBG_OFF
#endif
/**
* DNS_DEBUG: Enable debugging for DNS.
*/
#ifdef CONFIG_LWIP_DNS_DEBUG
#define DNS_DEBUG LWIP_DBG_ON
#else
#define DNS_DEBUG LWIP_DBG_OFF
#endif
/**
* 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
/**
* TCP_OOSEQ_DEBUG: Enable debugging in tcpin.c for OOSEQ.
*/
#define TCP_OOSEQ_DEBUG LWIP_DBG_OFF
/*
--------------------------------------
------------ SNTP options ------------
--------------------------------------
*/
/**
* Max number of SNTP servers handled (default equal to LWIP_DHCP_MAX_NTP_SERVERS)
*/
#ifdef CONFIG_LWIP_SNTP_MAX_SERVERS
#define SNTP_MAX_SERVERS CONFIG_LWIP_SNTP_MAX_SERVERS
#endif /* CONFIG_LWIP_SNTP_MAX_SERVERS */
/** Set this to 1 to support DNS names (or IP address strings) to set sntp servers
* One server address/name can be defined as default if SNTP_SERVER_DNS == 1:
* \#define SNTP_SERVER_ADDRESS "pool.ntp.org"
*/
#define SNTP_SERVER_DNS 1
/**
* It disables a check of SNTP_UPDATE_DELAY it is done in sntp_set_sync_interval
*/
#define SNTP_SUPPRESS_DELAY_CHECK
#define SNTP_UPDATE_DELAY (sntp_get_sync_interval())
#define SNTP_SET_SYSTEM_TIME_US(sec, us) (sntp_set_system_time(sec, us))
#define SNTP_GET_SYSTEM_TIME(sec, us) (sntp_get_system_time(&(sec), &(us)))
/*
---------------------------------------
--------- ESP specific options --------
---------------------------------------
*/
/**
* ESP_LWIP_IGMP_TIMERS_ONDEMAND==1: Start IGMP timers only if used
* ESP_LWIP_MLD6_TIMERS_ONDEMAND==1: Start MLD6 timers only if used
* Timers will only be activated when joining groups/receiving queries
*/
#ifdef CONFIG_LWIP_TIMERS_ONDEMAND
#define ESP_LWIP_IGMP_TIMERS_ONDEMAND 1
#define ESP_LWIP_MLD6_TIMERS_ONDEMAND 1
#define LWIP_NUM_SYS_TIMEOUT_INTERNAL_WOUT_IGMP_MLD6 (LWIP_TCP + IP_REASSEMBLY + LWIP_ARP + (2*LWIP_DHCP) + LWIP_AUTOIP + LWIP_DNS + PPP_NUM_TIMEOUTS + (LWIP_IPV6 * (1 + LWIP_IPV6_REASS)))
#define MEMP_NUM_SYS_TIMEOUT LWIP_NUM_SYS_TIMEOUT_INTERNAL_WOUT_IGMP_MLD6
#else
#define ESP_LWIP_IGMP_TIMERS_ONDEMAND 0
#define ESP_LWIP_MLD6_TIMERS_ONDEMAND 0
#endif
/**
* ESP_GRATUITOUS_ARP==1: This option allows to send gratuitous ARP periodically.
*/
#ifdef CONFIG_LWIP_ESP_GRATUITOUS_ARP
#define ESP_GRATUITOUS_ARP 1
#define ESP_GRATUITOUS_ARP_INTERVAL (CONFIG_LWIP_GARP_TMR_INTERVAL*1000UL)
#else
#define ESP_GRATUITOUS_ARP 0
#endif
#define ESP_LWIP 1
#define ESP_LWIP_ARP 1
#define ESP_PER_SOC_TCP_WND 0
#define ESP_THREAD_SAFE 1
#define ESP_THREAD_SAFE_DEBUG LWIP_DBG_OFF
#define ESP_DHCP 1
#define ESP_DNS 1
#define ESP_STATS_TCP 0
#define ESP_LWIP_LOGI(...) ESP_LOGI("lwip", __VA_ARGS__)
#define ESP_PING 1
#define ESP_HAS_SELECT 1
#define ESP_IP4_ROUTE 1
#define ESP_AUTO_IP 1
#define ESP_PBUF 1
#define ESP_PPP 1
#define ESP_IPV6 LWIP_IPV6
#define ESP_SOCKET 1
#define ESP_LWIP_SELECT 1
#define ESP_LWIP_LOCK 1
#define ESP_THREAD_PROTECTION 1
#define LWIP_SUPPORT_CUSTOM_PBUF 1
/*
-----------------------------------------
---------- DHCP Server options ----------
-----------------------------------------
*/
/**
* ESP_DHCPS==1: Enable the DHCP server
*/
#ifdef CONFIG_LWIP_DHCPS
#define ESP_DHCPS 1
#define ESP_DHCPS_TIMER 0
#else
#define ESP_DHCPS 0
#define ESP_DHCPS_TIMER 0
#endif /* CONFIG_LWIP_DHCPS */
#if LWIP_NETCONN_SEM_PER_THREAD
#if ESP_THREAD_SAFE
#define LWIP_NETCONN_THREAD_SEM_GET() sys_thread_sem_get()
#define LWIP_NETCONN_THREAD_SEM_ALLOC() sys_thread_sem_init()
#define LWIP_NETCONN_THREAD_SEM_FREE() sys_thread_sem_deinit()
#endif
#endif
/**
* If CONFIG_ALLOC_MEMORY_IN_SPIRAM_FIRST is enabled, Try to
* allocate memory for lwip in SPIRAM firstly. If failed, try to allocate
* internal memory then.
*/
#if CONFIG_SPIRAM_TRY_ALLOCATE_WIFI_LWIP
#define mem_clib_malloc(size) heap_caps_malloc_prefer(size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL)
#define mem_clib_calloc(n, size) heap_caps_calloc_prefer(n, size, 2, MALLOC_CAP_DEFAULT|MALLOC_CAP_SPIRAM, MALLOC_CAP_DEFAULT|MALLOC_CAP_INTERNAL)
#else /* !CONFIG_SPIRAM_TRY_ALLOCATE_WIFI_LWIP */
#define mem_clib_malloc malloc
#define mem_clib_calloc calloc
#endif /* CONFIG_SPIRAM_TRY_ALLOCATE_WIFI_LWIP */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_HDR_ESP_LWIPOPTS_H */
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