arduino-esp32/tools/sdk/include/lwip/lwip/opt.h
2016-10-06 07:09:44 -06:00

3016 lines
81 KiB
C
Executable File

/**
* @file
*
* lwIP Options Configuration
*/
/*
* Copyright (c) 2001-2004 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: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_HDR_OPT_H
#define LWIP_HDR_OPT_H
/*
* Include user defined options first. Anything not defined in these files
* will be set to standard values. Override anything you don't like!
*/
#include "lwipopts.h"
#include "lwip/debug.h"
/*
-----------------------------------------------
---------- 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.
*/
#ifndef SYS_LIGHTWEIGHT_PROT
#define SYS_LIGHTWEIGHT_PROT 0
#endif
/**
* NO_SYS==1: Provides VERY minimal functionality. Otherwise,
* use lwIP facilities.
*/
#ifndef NO_SYS
#define NO_SYS 0
#endif
/**
* NO_SYS_NO_TIMERS==1: Drop support for sys_timeout when NO_SYS==1
* Mainly for compatibility to old versions.
*/
#ifndef NO_SYS_NO_TIMERS
#define NO_SYS_NO_TIMERS 0
#endif
/**
* 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) memcpy(dst,src,len)
#endif
/**
* 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.
*/
#ifndef SMEMCPY
#define SMEMCPY(dst,src,len) memcpy(dst,src,len)
#endif
/**
* LWIP_MPU_COMPATIBLE: enables special memory management mechanism
* which makes lwip able to work on MPU (Memory Protection Unit) system
* by not passing stack-pointers to other threads
* (this decreases performance)
*/
#ifndef LWIP_MPU_COMPATIBLE
#define LWIP_MPU_COMPATIBLE 0
#endif
/*
------------------------------------
---------- 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.
*/
#ifndef MEM_LIBC_MALLOC
#define MEM_LIBC_MALLOC 0
#endif
/**
* 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!
*/
#ifndef MEMP_MEM_MALLOC
#define MEMP_MEM_MALLOC 0
#endif
/**
* 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
*/
#ifndef MEM_ALIGNMENT
#define MEM_ALIGNMENT 1
#endif
/**
* 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.
*/
#ifndef MEM_SIZE
#define MEM_SIZE 1600
#endif
/**
* MEMP_OVERFLOW_CHECK: memp overflow protection reserves a configurable
* amount of bytes before and after each memp element in every pool and fills
* it with a prominent default value.
* MEMP_OVERFLOW_CHECK == 0 no checking
* MEMP_OVERFLOW_CHECK == 1 checks each element when it is freed
* MEMP_OVERFLOW_CHECK >= 2 checks each element in every pool every time
* memp_malloc() or memp_free() is called (useful but slow!)
*/
#ifndef MEMP_OVERFLOW_CHECK
#define MEMP_OVERFLOW_CHECK 0
#endif
/**
* MEMP_SANITY_CHECK==1: run a sanity check after each memp_free() to make
* sure that there are no cycles in the linked lists.
*/
#ifndef MEMP_SANITY_CHECK
#define MEMP_SANITY_CHECK 0
#endif
/**
* MEM_USE_POOLS==1: Use an alternative to malloc() by allocating from a set
* of memory pools of various sizes. When mem_malloc is called, an element of
* the smallest pool that can provide the length needed is returned.
* To use this, MEMP_USE_CUSTOM_POOLS also has to be enabled.
*/
#ifndef MEM_USE_POOLS
#define MEM_USE_POOLS 0
#endif
/**
* MEM_USE_POOLS_TRY_BIGGER_POOL==1: if one malloc-pool is empty, try the next
* bigger pool - WARNING: THIS MIGHT WASTE MEMORY but it can make a system more
* reliable. */
#ifndef MEM_USE_POOLS_TRY_BIGGER_POOL
#define MEM_USE_POOLS_TRY_BIGGER_POOL 0
#endif
/**
* MEMP_USE_CUSTOM_POOLS==1: whether to include a user file lwippools.h
* that defines additional pools beyond the "standard" ones required
* by lwIP. If you set this to 1, you must have lwippools.h in your
* include path somewhere.
*/
#ifndef MEMP_USE_CUSTOM_POOLS
#define MEMP_USE_CUSTOM_POOLS 0
#endif
/**
* Set this to 1 if you want to free PBUF_RAM pbufs (or call mem_free()) from
* interrupt context (or another context that doesn't allow waiting for a
* semaphore).
* If set to 1, mem_malloc will be protected by a semaphore and SYS_ARCH_PROTECT,
* while mem_free will only use SYS_ARCH_PROTECT. mem_malloc SYS_ARCH_UNPROTECTs
* with each loop so that mem_free can run.
*
* ATTENTION: As you can see from the above description, this leads to dis-/
* enabling interrupts often, which can be slow! Also, on low memory, mem_malloc
* can need longer.
*
* If you don't want that, at least for NO_SYS=0, you can still use the following
* functions to enqueue a deallocation call which then runs in the tcpip_thread
* context:
* - pbuf_free_callback(p);
* - mem_free_callback(m);
*/
#ifndef LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT
#define LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT 0
#endif
/*
------------------------------------------------
---------- Internal Memory Pool Sizes ----------
------------------------------------------------
*/
/**
* MEMP_NUM_PBUF: the number of memp struct pbufs (used for PBUF_ROM and PBUF_REF).
* If the application sends a lot of data out of ROM (or other static memory),
* this should be set high.
*/
#ifndef MEMP_NUM_PBUF
#define MEMP_NUM_PBUF 16
#endif
/**
* MEMP_NUM_RAW_PCB: Number of raw connection PCBs
* (requires the LWIP_RAW option)
*/
#ifndef MEMP_NUM_RAW_PCB
#define MEMP_NUM_RAW_PCB 4
#endif
/**
* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
* per active UDP "connection".
* (requires the LWIP_UDP option)
*/
#ifndef MEMP_NUM_UDP_PCB
#define MEMP_NUM_UDP_PCB 4
#endif
/**
* MEMP_NUM_TCP_PCB: the number of simultaneously active TCP connections.
* (requires the LWIP_TCP option)
*/
#ifndef MEMP_NUM_TCP_PCB
#define MEMP_NUM_TCP_PCB 5
#endif
/**
* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections.
* (requires the LWIP_TCP option)
*/
#ifndef MEMP_NUM_TCP_PCB_LISTEN
#define MEMP_NUM_TCP_PCB_LISTEN 8
#endif
/**
* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments.
* (requires the LWIP_TCP option)
*/
#ifndef MEMP_NUM_TCP_SEG
#define MEMP_NUM_TCP_SEG 16
#endif
/**
* MEMP_NUM_REASSDATA: the number of IP packets simultaneously queued for
* reassembly (whole packets, not fragments!)
*/
#ifndef MEMP_NUM_REASSDATA
#define MEMP_NUM_REASSDATA 5
#endif
/**
* MEMP_NUM_FRAG_PBUF: the number of IP fragments simultaneously sent
* (fragments, not whole packets!).
* This is only used with IP_FRAG_USES_STATIC_BUF==0 and
* LWIP_NETIF_TX_SINGLE_PBUF==0 and only has to be > 1 with DMA-enabled MACs
* where the packet is not yet sent when netif->output returns.
*/
#ifndef MEMP_NUM_FRAG_PBUF
#define MEMP_NUM_FRAG_PBUF 15
#endif
/**
* MEMP_NUM_ARP_QUEUE: the number of simultaneously queued outgoing
* packets (pbufs) that are waiting for an ARP request (to resolve
* their destination address) to finish.
* (requires the ARP_QUEUEING option)
*/
#ifndef MEMP_NUM_ARP_QUEUE
#define MEMP_NUM_ARP_QUEUE 30
#endif
/**
* MEMP_NUM_IGMP_GROUP: The number of multicast groups whose network interfaces
* can be members at the same time (one per netif - allsystems group -, plus one
* per netif membership).
* (requires the LWIP_IGMP option)
*/
#ifndef MEMP_NUM_IGMP_GROUP
#define MEMP_NUM_IGMP_GROUP 8
#endif
/**
* MEMP_NUM_SYS_TIMEOUT: the number of simultaneously active timeouts.
* The default number of timeouts is calculated here for all enabled modules.
* The formula expects settings to be either '0' or '1'.
*/
#ifndef MEMP_NUM_SYS_TIMEOUT
#define MEMP_NUM_SYS_TIMEOUT (LWIP_TCP + IP_REASSEMBLY + LWIP_ARP + (2*LWIP_DHCP) + LWIP_AUTOIP + LWIP_IGMP + LWIP_DNS + (PPP_SUPPORT*6*MEMP_NUM_PPP_PCB) + (LWIP_IPV6 ? (1 + LWIP_IPV6_REASS + LWIP_IPV6_MLD) : 0))
#endif
/**
* MEMP_NUM_NETBUF: the number of struct netbufs.
* (only needed if you use the sequential API, like api_lib.c)
*/
#ifndef MEMP_NUM_NETBUF
#define MEMP_NUM_NETBUF 2
#endif
/**
* MEMP_NUM_NETCONN: the number of struct netconns.
* (only needed if you use the sequential API, like api_lib.c)
*/
#ifndef MEMP_NUM_NETCONN
#define MEMP_NUM_NETCONN 4
#endif
/**
* MEMP_NUM_TCPIP_MSG_API: the number of struct tcpip_msg, which are used
* for callback/timeout API communication.
* (only needed if you use tcpip.c)
*/
#ifndef MEMP_NUM_TCPIP_MSG_API
#define MEMP_NUM_TCPIP_MSG_API 8
#endif
/**
* MEMP_NUM_TCPIP_MSG_INPKT: the number of struct tcpip_msg, which are used
* for incoming packets.
* (only needed if you use tcpip.c)
*/
#ifndef MEMP_NUM_TCPIP_MSG_INPKT
#define MEMP_NUM_TCPIP_MSG_INPKT 8
#endif
/**
* MEMP_NUM_NETDB: the number of concurrently running lwip_addrinfo() calls
* (before freeing the corresponding memory using lwip_freeaddrinfo()).
*/
#ifndef MEMP_NUM_NETDB
#define MEMP_NUM_NETDB 1
#endif
/**
* MEMP_NUM_LOCALHOSTLIST: the number of host entries in the local host list
* if DNS_LOCAL_HOSTLIST_IS_DYNAMIC==1.
*/
#ifndef MEMP_NUM_LOCALHOSTLIST
#define MEMP_NUM_LOCALHOSTLIST 1
#endif
/**
* MEMP_NUM_PPP_PCB: the number of simultaneously active PPP
* connections (requires the PPP_SUPPORT option)
*/
#ifndef MEMP_NUM_PPP_PCB
#define MEMP_NUM_PPP_PCB 1
#endif
/**
* MEMP_NUM_PPPOS_INTERFACES: the number of concurrently active PPPoS
* interfaces (only used with PPPOS_SUPPORT==1)
*/
#ifndef MEMP_NUM_PPPOS_INTERFACES
#define MEMP_NUM_PPPOS_INTERFACES MEMP_NUM_PPP_PCB
#endif
/**
* MEMP_NUM_PPPOE_INTERFACES: the number of concurrently active PPPoE
* interfaces (only used with PPPOE_SUPPORT==1)
*/
#ifndef MEMP_NUM_PPPOE_INTERFACES
#define MEMP_NUM_PPPOE_INTERFACES 1
#endif
/**
* MEMP_NUM_PPPOL2TP_INTERFACES: the number of concurrently active PPPoL2TP
* interfaces (only used with PPPOL2TP_SUPPORT==1)
*/
#ifndef MEMP_NUM_PPPOL2TP_INTERFACES
#define MEMP_NUM_PPPOL2TP_INTERFACES 1
#endif
/**
* PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
*/
#ifndef PBUF_POOL_SIZE
#define PBUF_POOL_SIZE 16
#endif
/** MEMP_NUM_API_MSG: the number of concurrently active calls to various
* socket, netconn, and tcpip functions
*/
#ifndef MEMP_NUM_API_MSG
#define MEMP_NUM_API_MSG MEMP_NUM_TCPIP_MSG_API
#endif
/** MEMP_NUM_DNS_API_MSG: the number of concurrently active calls to netconn_gethostbyname
*/
#ifndef MEMP_NUM_DNS_API_MSG
#define MEMP_NUM_DNS_API_MSG MEMP_NUM_TCPIP_MSG_API
#endif
/** MEMP_NUM_SOCKET_SETGETSOCKOPT_DATA: the number of concurrently active calls
* to getsockopt/setsockopt
*/
#ifndef MEMP_NUM_SOCKET_SETGETSOCKOPT_DATA
#define MEMP_NUM_SOCKET_SETGETSOCKOPT_DATA MEMP_NUM_TCPIP_MSG_API
#endif
/** MEMP_NUM_NETIFAPI_MSG: the number of concurrently active calls to the
* netifapi functions
*/
#ifndef MEMP_NUM_NETIFAPI_MSG
#define MEMP_NUM_NETIFAPI_MSG MEMP_NUM_TCPIP_MSG_API
#endif
/*
---------------------------------
---------- ARP options ----------
---------------------------------
*/
/**
* LWIP_ARP==1: Enable ARP functionality.
*/
#ifndef LWIP_ARP
#define LWIP_ARP 1
#endif
/**
* ARP_TABLE_SIZE: Number of active MAC-IP address pairs cached.
*/
#ifndef ARP_TABLE_SIZE
#define ARP_TABLE_SIZE 10
#endif
/** the time an ARP entry stays valid after its last update,
* for ARP_TMR_INTERVAL = 1000, this is
* (60 * 5) seconds = 5 minutes.
*/
#ifndef ARP_MAXAGE
#define ARP_MAXAGE 300
#endif
/**
* 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.
*/
#ifndef ARP_QUEUEING
#define ARP_QUEUEING 0
#endif
/** The maximum number of packets which may be queued for each
* unresolved address by other network layers. Defaults to 3, 0 means disabled.
* Old packets are dropped, new packets are queued.
*/
#ifndef ARP_QUEUE_LEN
#define ARP_QUEUE_LEN 3
#endif
/**
* 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!
*/
#ifndef ETHARP_TRUST_IP_MAC
#define ETHARP_TRUST_IP_MAC 0
#endif
/**
* ETHARP_SUPPORT_VLAN==1: support receiving and sending ethernet packets with
* VLAN header. See the description of LWIP_HOOK_VLAN_CHECK and
* LWIP_HOOK_VLAN_SET hooks to check/set VLAN headers.
* Additionally, you can define ETHARP_VLAN_CHECK to an u16_t VLAN ID to check.
* If ETHARP_VLAN_CHECK is defined, only VLAN-traffic for this VLAN is accepted.
* If ETHARP_VLAN_CHECK is not defined, all traffic is accepted.
* Alternatively, define a function/define ETHARP_VLAN_CHECK_FN(eth_hdr, vlan)
* that returns 1 to accept a packet or 0 to drop a packet.
*/
#ifndef ETHARP_SUPPORT_VLAN
#define ETHARP_SUPPORT_VLAN 0
#endif
/** LWIP_ETHERNET==1: enable ethernet support for PPPoE even though ARP
* might be disabled
*/
#ifndef LWIP_ETHERNET
#define LWIP_ETHERNET (LWIP_ARP || PPPOE_SUPPORT)
#endif
/** ETH_PAD_SIZE: number of bytes added before the ethernet header to ensure
* alignment of payload after that header. Since the header is 14 bytes long,
* without this padding e.g. addresses in the IP header will not be aligned
* on a 32-bit boundary, so setting this to 2 can speed up 32-bit-platforms.
*/
#ifndef ETH_PAD_SIZE
#define ETH_PAD_SIZE 0
#endif
/** ETHARP_SUPPORT_STATIC_ENTRIES==1: enable code to support static ARP table
* entries (using etharp_add_static_entry/etharp_remove_static_entry).
*/
#ifndef ETHARP_SUPPORT_STATIC_ENTRIES
#define ETHARP_SUPPORT_STATIC_ENTRIES 0
#endif
/** ETHARP_TABLE_MATCH_NETIF==1: Match netif for ARP table entries.
* If disabled, duplicate IP address on multiple netifs are not supported
* (but this should only occur for AutoIP).
*/
#ifndef ETHARP_TABLE_MATCH_NETIF
#define ETHARP_TABLE_MATCH_NETIF 0
#endif
/*
--------------------------------
---------- IP options ----------
--------------------------------
*/
/**
* LWIP_IPV4==1: Enable IPv4
*/
#ifndef LWIP_IPV4
#define LWIP_IPV4 1
#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.
*/
#ifndef IP_FORWARD
#define IP_FORWARD 0
#endif
/**
* 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.
*/
#ifndef IP_REASSEMBLY
#define IP_REASSEMBLY 1
#endif
/**
* 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.
*/
#ifndef IP_FRAG
#define IP_FRAG 1
#endif
#if !LWIP_IPV4
/* disable IPv4 extensions when IPv4 is disabled */
#undef IP_FORWARD
#define IP_FORWARD 0
#undef IP_REASSEMBLY
#define IP_REASSEMBLY 0
#undef IP_FRAG
#define IP_FRAG 0
#endif /* !LWIP_IPV4 */
/**
* IP_OPTIONS_ALLOWED: Defines the behavior for IP options.
* IP_OPTIONS_ALLOWED==0: All packets with IP options are dropped.
* IP_OPTIONS_ALLOWED==1: IP options are allowed (but not parsed).
*/
#ifndef IP_OPTIONS_ALLOWED
#define IP_OPTIONS_ALLOWED 1
#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.
*/
#ifndef IP_REASS_MAXAGE
#define IP_REASS_MAXAGE 3
#endif
/**
* 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!
*/
#ifndef IP_REASS_MAX_PBUFS
#define IP_REASS_MAX_PBUFS 10
#endif
/**
* IP_FRAG_USES_STATIC_BUF==1: Use a static MTU-sized buffer for IP
* fragmentation. Otherwise pbufs are allocated and reference the original
* packet data to be fragmented (or with LWIP_NETIF_TX_SINGLE_PBUF==1,
* new PBUF_RAM pbufs are used for fragments).
* ATTENTION: IP_FRAG_USES_STATIC_BUF==1 may not be used for DMA-enabled MACs!
*/
#ifndef IP_FRAG_USES_STATIC_BUF
#define IP_FRAG_USES_STATIC_BUF 0
#endif
/**
* IP_FRAG_MAX_MTU: Assumed max MTU on any interface for IP frag buffer
* (requires IP_FRAG_USES_STATIC_BUF==1)
*/
#if IP_FRAG_USES_STATIC_BUF && !defined(IP_FRAG_MAX_MTU)
#define IP_FRAG_MAX_MTU 1500
#endif
/**
* IP_DEFAULT_TTL: Default value for Time-To-Live used by transport layers.
*/
#ifndef IP_DEFAULT_TTL
#define IP_DEFAULT_TTL 255
#endif
/**
* IP_SOF_BROADCAST=1: Use the SOF_BROADCAST field to enable broadcast
* filter per pcb on udp and raw send operations. To enable broadcast filter
* on recv operations, you also have to set IP_SOF_BROADCAST_RECV=1.
*/
#ifndef IP_SOF_BROADCAST
#define IP_SOF_BROADCAST 0
#endif
/**
* IP_SOF_BROADCAST_RECV (requires IP_SOF_BROADCAST=1) enable the broadcast
* filter on recv operations.
*/
#ifndef IP_SOF_BROADCAST_RECV
#define IP_SOF_BROADCAST_RECV 0
#endif
/**
* IP_FORWARD_ALLOW_TX_ON_RX_NETIF==1: allow ip_forward() to send packets back
* out on the netif where it was received. This should only be used for
* wireless networks.
* ATTENTION: When this is 1, make sure your netif driver correctly marks incoming
* link-layer-broadcast/multicast packets as such using the corresponding pbuf flags!
*/
#ifndef IP_FORWARD_ALLOW_TX_ON_RX_NETIF
#define IP_FORWARD_ALLOW_TX_ON_RX_NETIF 0
#endif
/**
* LWIP_RANDOMIZE_INITIAL_LOCAL_PORTS==1: randomize the local port for the first
* local TCP/UDP pcb (default==0). This can prevent creating predictable port
* numbers after booting a device.
*/
#ifndef LWIP_RANDOMIZE_INITIAL_LOCAL_PORTS
#define LWIP_RANDOMIZE_INITIAL_LOCAL_PORTS 0
#endif
/*
----------------------------------
---------- ICMP options ----------
----------------------------------
*/
/**
* LWIP_ICMP==1: Enable ICMP module inside the IP stack.
* Be careful, disable that make your product non-compliant to RFC1122
*/
#ifndef LWIP_ICMP
#define LWIP_ICMP 1
#endif
/**
* ICMP_TTL: Default value for Time-To-Live used by ICMP packets.
*/
#ifndef ICMP_TTL
#define ICMP_TTL (IP_DEFAULT_TTL)
#endif
/**
* LWIP_BROADCAST_PING==1: respond to broadcast pings (default is unicast only)
*/
#ifndef LWIP_BROADCAST_PING
#define LWIP_BROADCAST_PING 0
#endif
/**
* LWIP_MULTICAST_PING==1: respond to multicast pings (default is unicast only)
*/
#ifndef LWIP_MULTICAST_PING
#define LWIP_MULTICAST_PING 0
#endif
/*
---------------------------------
---------- RAW options ----------
---------------------------------
*/
/**
* LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
*/
#ifndef LWIP_RAW
#define LWIP_RAW 0
#endif
/**
* LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
*/
#ifndef RAW_TTL
#define RAW_TTL (IP_DEFAULT_TTL)
#endif
/*
----------------------------------
---------- DHCP options ----------
----------------------------------
*/
/**
* LWIP_DHCP==1: Enable DHCP module.
*/
#ifndef LWIP_DHCP
#define LWIP_DHCP 0
#endif
#if !LWIP_IPV4
/* disable DHCP when IPv4 is disabled */
#undef LWIP_DHCP
#define LWIP_DHCP 0
#endif /* !LWIP_IPV4 */
/**
* DHCP_DOES_ARP_CHECK==1: Do an ARP check on the offered address.
*/
#ifndef DHCP_DOES_ARP_CHECK
#define DHCP_DOES_ARP_CHECK ((LWIP_DHCP) && (LWIP_ARP))
#endif
/**
* LWIP_DHCP_CHECK_LINK_UP==1: dhcp_start() only really starts if the netif has
* NETIF_FLAG_LINK_UP set in its flags. As this is only an optimization and
* netif drivers might not set this flag, the default is off. If enabled,
* netif_set_link_up() must be called to continue dhcp starting.
*/
#ifndef LWIP_DHCP_CHECK_LINK_UP
#define LWIP_DHCP_CHECK_LINK_UP 0
#endif
/**
* LWIP_DHCP_BOOTP_FILE==1: Store offered_si_addr and boot_file_name.
*/
#ifndef LWIP_DHCP_BOOTP_FILE
#define LWIP_DHCP_BOOTP_FILE 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);
*/
#ifndef LWIP_DHCP_GET_NTP_SRV
#define LWIP_DHCP_GET_NTP_SRV 0
#endif
/**
* The maximum of NTP servers requested
*/
#ifndef LWIP_DHCP_MAX_NTP_SERVERS
#define LWIP_DHCP_MAX_NTP_SERVERS 1
#endif
/*
------------------------------------
---------- AUTOIP options ----------
------------------------------------
*/
/**
* LWIP_AUTOIP==1: Enable AUTOIP module.
*/
#ifndef LWIP_AUTOIP
#define LWIP_AUTOIP 0
#endif
#if !LWIP_IPV4
/* disable AUTOIP when IPv4 is disabled */
#undef LWIP_AUTOIP
#define LWIP_AUTOIP 0
#endif /* !LWIP_IPV4 */
/**
* LWIP_DHCP_AUTOIP_COOP==1: Allow DHCP and AUTOIP to be both enabled on
* the same interface at the same time.
*/
#ifndef LWIP_DHCP_AUTOIP_COOP
#define LWIP_DHCP_AUTOIP_COOP 0
#endif
/**
* 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.
*/
#ifndef LWIP_DHCP_AUTOIP_COOP_TRIES
#define LWIP_DHCP_AUTOIP_COOP_TRIES 9
#endif
/*
----------------------------------
----- SNMP MIB2 support -----
----------------------------------
*/
/**
* LWIP_MIB2_CALLBACKS==1: Turn on SNMP MIB2 callbacks.
* Turn this on to get callbacks needed to implement MIB2.
* Usually MIB2_STATS should be enabled, too.
*/
#ifndef LWIP_MIB2_CALLBACKS
#define LWIP_MIB2_CALLBACKS 0
#endif
/*
----------------------------------
----- Multicast/IGMP options -----
----------------------------------
*/
/**
* LWIP_IGMP==1: Turn on IGMP module.
*/
#ifndef LWIP_IGMP
#define LWIP_IGMP 1
#endif
#if !LWIP_IPV4
#undef LWIP_IGMP
#define LWIP_IGMP 0
#endif
/**
* LWIP_MULTICAST_TX_OPTIONS==1: Enable multicast TX support like the socket options
* IP_MULTICAST_TTL/IP_MULTICAST_IF/IP_MULTICAST_LOOP
*/
#ifndef LWIP_MULTICAST_TX_OPTIONS
#define LWIP_MULTICAST_TX_OPTIONS LWIP_IGMP
#endif
/*
----------------------------------
---------- DNS options -----------
----------------------------------
*/
/**
* LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS
* transport.
*/
#ifndef LWIP_DNS
#define LWIP_DNS 0
#endif
/** DNS maximum number of entries to maintain locally. */
#ifndef DNS_TABLE_SIZE
#define DNS_TABLE_SIZE 4
#endif
/** DNS maximum host name length supported in the name table. */
#ifndef DNS_MAX_NAME_LENGTH
#define DNS_MAX_NAME_LENGTH 256
#endif
/** The maximum of DNS servers
* The first server can be initialized automatically by defining
* DNS_SERVER_ADDRESS(ipaddr), where 'ipaddr' is an 'ip_addr_t*'
*/
#ifndef DNS_MAX_SERVERS
#define DNS_MAX_SERVERS 2
#endif
/** DNS do a name checking between the query and the response. */
#ifndef DNS_DOES_NAME_CHECK
#define DNS_DOES_NAME_CHECK 1
#endif
/** LWIP_DNS_SECURE: controls the security level of the DNS implementation
* Use all DNS security features by default.
* This is overridable but should only be needed by very small targets
* or when using against non standard DNS servers. */
#ifndef LWIP_DNS_SECURE
#define LWIP_DNS_SECURE (LWIP_DNS_SECURE_RAND_XID | LWIP_DNS_SECURE_NO_MULTIPLE_OUTSTANDING | LWIP_DNS_SECURE_RAND_SRC_PORT)
#endif
/* A list of DNS security features follows */
#define LWIP_DNS_SECURE_RAND_XID 1
#define LWIP_DNS_SECURE_NO_MULTIPLE_OUTSTANDING 2
#define LWIP_DNS_SECURE_RAND_SRC_PORT 4
/** DNS_LOCAL_HOSTLIST: Implements a local host-to-address list. If enabled,
* you have to define
* #define DNS_LOCAL_HOSTLIST_INIT {{"host1", 0x123}, {"host2", 0x234}}
* (an array of structs name/address, where address is an u32_t in network
* byte order).
*
* Instead, you can also use an external function:
* #define DNS_LOOKUP_LOCAL_EXTERN(x) extern u32_t my_lookup_function(const char *name)
* that returns the IP address or INADDR_NONE if not found.
*/
#ifndef DNS_LOCAL_HOSTLIST
#define DNS_LOCAL_HOSTLIST 0
#endif /* DNS_LOCAL_HOSTLIST */
/** If this is turned on, the local host-list can be dynamically changed
* at runtime. */
#ifndef DNS_LOCAL_HOSTLIST_IS_DYNAMIC
#define DNS_LOCAL_HOSTLIST_IS_DYNAMIC 0
#endif /* DNS_LOCAL_HOSTLIST_IS_DYNAMIC */
/*
---------------------------------
---------- UDP options ----------
---------------------------------
*/
/**
* LWIP_UDP==1: Turn on UDP.
*/
#ifndef LWIP_UDP
#define LWIP_UDP 1
#endif
/**
* LWIP_UDPLITE==1: Turn on UDP-Lite. (Requires LWIP_UDP)
*/
#ifndef LWIP_UDPLITE
#define LWIP_UDPLITE 0
#endif
/**
* UDP_TTL: Default Time-To-Live value.
*/
#ifndef UDP_TTL
#define UDP_TTL (IP_DEFAULT_TTL)
#endif
/**
* LWIP_NETBUF_RECVINFO==1: append destination addr and port to every netbuf.
*/
#ifndef LWIP_NETBUF_RECVINFO
#define LWIP_NETBUF_RECVINFO 0
#endif
/*
---------------------------------
---------- TCP options ----------
---------------------------------
*/
/**
* LWIP_TCP==1: Turn on TCP.
*/
#ifndef LWIP_TCP
#define LWIP_TCP 1
#endif
/**
* TCP_TTL: Default Time-To-Live value.
*/
#ifndef TCP_TTL
#define TCP_TTL (IP_DEFAULT_TTL)
#endif
/**
* TCP_WND: The size of a TCP window. This must be at least
* (2 * TCP_MSS) for things to work well
*/
#ifndef TCP_WND
#define TCP_WND (4 * TCP_MSS)
#endif
/**
* TCP_MAXRTX: Maximum number of retransmissions of data segments.
*/
#ifndef TCP_MAXRTX
#define TCP_MAXRTX 12
#endif
/**
* TCP_SYNMAXRTX: Maximum number of retransmissions of SYN segments.
*/
#ifndef TCP_SYNMAXRTX
#define TCP_SYNMAXRTX 6
#endif
/**
* TCP_QUEUE_OOSEQ==1: TCP will queue segments that arrive out of order.
* Define to 0 if your device is low on memory.
*/
#ifndef TCP_QUEUE_OOSEQ
#define TCP_QUEUE_OOSEQ (LWIP_TCP)
#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.
*/
#ifndef TCP_MSS
#define TCP_MSS 536
#endif
/**
* TCP_CALCULATE_EFF_SEND_MSS: "The maximum size of a segment that TCP really
* sends, the 'effective send MSS,' MUST be the smaller of the send MSS (which
* reflects the available reassembly buffer size at the remote host) and the
* largest size permitted by the IP layer" (RFC 1122)
* Setting this to 1 enables code that checks TCP_MSS against the MTU of the
* netif used for a connection and limits the MSS if it would be too big otherwise.
*/
#ifndef TCP_CALCULATE_EFF_SEND_MSS
#define TCP_CALCULATE_EFF_SEND_MSS 1
#endif
/**
* TCP_SND_BUF: TCP sender buffer space (bytes).
* To achieve good performance, this should be at least 2 * TCP_MSS.
*/
#ifndef TCP_SND_BUF
#define TCP_SND_BUF (2 * TCP_MSS)
#endif
/**
* 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.
*/
#ifndef TCP_SND_QUEUELEN
#define TCP_SND_QUEUELEN ((4 * (TCP_SND_BUF) + (TCP_MSS - 1))/(TCP_MSS))
#endif
/**
* TCP_SNDLOWAT: TCP writable space (bytes). This must be less than
* TCP_SND_BUF. It is the amount of space which must be available in the
* TCP snd_buf for select to return writable (combined with TCP_SNDQUEUELOWAT).
*/
#ifndef TCP_SNDLOWAT
#define TCP_SNDLOWAT LWIP_MIN(LWIP_MAX(((TCP_SND_BUF)/2), (2 * TCP_MSS) + 1), (TCP_SND_BUF) - 1)
#endif
/**
* TCP_SNDQUEUELOWAT: TCP writable bufs (pbuf count). This must be less
* than TCP_SND_QUEUELEN. If the number of pbufs queued on a pcb drops below
* this number, select returns writable (combined with TCP_SNDLOWAT).
*/
#ifndef TCP_SNDQUEUELOWAT
#define TCP_SNDQUEUELOWAT LWIP_MAX(((TCP_SND_QUEUELEN)/2), 5)
#endif
/**
* TCP_OOSEQ_MAX_BYTES: The maximum number of bytes queued on ooseq per pcb.
* Default is 0 (no limit). Only valid for TCP_QUEUE_OOSEQ==0.
*/
#ifndef TCP_OOSEQ_MAX_BYTES
#define TCP_OOSEQ_MAX_BYTES 0
#endif
/**
* TCP_OOSEQ_MAX_PBUFS: The maximum number of pbufs queued on ooseq per pcb.
* Default is 0 (no limit). Only valid for TCP_QUEUE_OOSEQ==0.
*/
#ifndef TCP_OOSEQ_MAX_PBUFS
#define TCP_OOSEQ_MAX_PBUFS 0
#endif
/**
* TCP_LISTEN_BACKLOG: Enable the backlog option for tcp listen pcb.
*/
#ifndef TCP_LISTEN_BACKLOG
#define TCP_LISTEN_BACKLOG 0
#endif
/**
* The maximum allowed backlog for TCP listen netconns.
* This backlog is used unless another is explicitly specified.
* 0xff is the maximum (u8_t).
*/
#ifndef TCP_DEFAULT_LISTEN_BACKLOG
#define TCP_DEFAULT_LISTEN_BACKLOG 0xff
#endif
/**
* TCP_OVERSIZE: The maximum number of bytes that tcp_write may
* allocate ahead of time in an attempt to create shorter pbuf chains
* for transmission. The meaningful range is 0 to TCP_MSS. Some
* suggested values are:
*
* 0: Disable oversized allocation. Each tcp_write() allocates a new
pbuf (old behaviour).
* 1: Allocate size-aligned pbufs with minimal excess. Use this if your
* scatter-gather DMA requires aligned fragments.
* 128: Limit the pbuf/memory overhead to 20%.
* TCP_MSS: Try to create unfragmented TCP packets.
* TCP_MSS/4: Try to create 4 fragments or less per TCP packet.
*/
#ifndef TCP_OVERSIZE
#define TCP_OVERSIZE TCP_MSS
#endif
/**
* LWIP_TCP_TIMESTAMPS==1: support the TCP timestamp option.
* The timestamp option is currently only used to help remote hosts, it is not
* really used locally. Therefore, it is only enabled when a TS option is
* received in the initial SYN packet from a remote host.
*/
#ifndef LWIP_TCP_TIMESTAMPS
#define LWIP_TCP_TIMESTAMPS 0
#endif
/**
* TCP_WND_UPDATE_THRESHOLD: difference in window to trigger an
* explicit window update
*/
#ifndef TCP_WND_UPDATE_THRESHOLD
#define TCP_WND_UPDATE_THRESHOLD LWIP_MIN((TCP_WND / 4), (TCP_MSS * 4))
#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.
*/
#if !defined(LWIP_EVENT_API) && !defined(LWIP_CALLBACK_API)
#define LWIP_EVENT_API 0
#define LWIP_CALLBACK_API 1
#endif
/**
* 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.
*/
#ifndef LWIP_WND_SCALE
#define LWIP_WND_SCALE 0
#define TCP_RCV_SCALE 0
#endif
/*
----------------------------------
---------- Pbuf options ----------
----------------------------------
*/
/**
* PBUF_LINK_HLEN: the number of bytes that should be allocated for a
* link level header. The default is 14, the standard value for
* Ethernet.
*/
#ifndef PBUF_LINK_HLEN
#ifdef LWIP_HOOK_VLAN_SET
#define PBUF_LINK_HLEN (18 + ETH_PAD_SIZE)
#else /* LWIP_HOOK_VLAN_SET */
#define PBUF_LINK_HLEN (14 + ETH_PAD_SIZE)
#endif /* LWIP_HOOK_VLAN_SET */
#endif
/**
* PBUF_LINK_ENCAPSULATION_HLEN: the number of bytes that should be allocated
* for an additional encapsulation header before ethernet headers (e.g. 802.11)
*/
#ifndef PBUF_LINK_ENCAPSULATION_HLEN
#define PBUF_LINK_ENCAPSULATION_HLEN 0
#endif
/**
* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. The default is
* designed to accommodate single full size TCP frame in one pbuf, including
* TCP_MSS, IP header, and link header.
*/
#ifndef PBUF_POOL_BUFSIZE
#define PBUF_POOL_BUFSIZE LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_ENCAPSULATION_HLEN+PBUF_LINK_HLEN)
#endif
/*
------------------------------------------------
---------- Network Interfaces options ----------
------------------------------------------------
*/
/**
* LWIP_NETIF_HOSTNAME==1: use DHCP_OPTION_HOSTNAME with netif's hostname
* field.
*/
#ifndef LWIP_NETIF_HOSTNAME
#define LWIP_NETIF_HOSTNAME 0
#endif
/**
* LWIP_NETIF_API==1: Support netif api (in netifapi.c)
*/
#ifndef LWIP_NETIF_API
#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)
*/
#ifndef LWIP_NETIF_STATUS_CALLBACK
#define LWIP_NETIF_STATUS_CALLBACK 0
#endif
/**
* LWIP_NETIF_LINK_CALLBACK==1: Support a callback function from an interface
* whenever the link changes (i.e., link down)
*/
#ifndef LWIP_NETIF_LINK_CALLBACK
#define LWIP_NETIF_LINK_CALLBACK 0
#endif
/**
* LWIP_NETIF_REMOVE_CALLBACK==1: Support a callback function that is called
* when a netif has been removed
*/
#ifndef LWIP_NETIF_REMOVE_CALLBACK
#define LWIP_NETIF_REMOVE_CALLBACK 0
#endif
/**
* LWIP_NETIF_HWADDRHINT==1: Cache link-layer-address hints (e.g. table
* indices) in struct netif. TCP and UDP can make use of this to prevent
* scanning the ARP table for every sent packet. While this is faster for big
* ARP tables or many concurrent connections, it might be counterproductive
* if you have a tiny ARP table or if there never are concurrent connections.
*/
#ifndef LWIP_NETIF_HWADDRHINT
#define LWIP_NETIF_HWADDRHINT 0
#endif
/**
* LWIP_NETIF_LOOPBACK==1: Support sending packets with a destination IP
* address equal to the netif IP address, looping them back up the stack.
*/
#ifndef LWIP_NETIF_LOOPBACK
#define LWIP_NETIF_LOOPBACK 0
#endif
/**
* LWIP_LOOPBACK_MAX_PBUFS: Maximum number of pbufs on queue for loopback
* sending for each netif (0 = disabled)
*/
#ifndef LWIP_LOOPBACK_MAX_PBUFS
#define LWIP_LOOPBACK_MAX_PBUFS 0
#endif
/**
* LWIP_NETIF_LOOPBACK_MULTITHREADING: Indicates whether threading is enabled in
* the system, as netifs must change how they behave depending on this setting
* for the LWIP_NETIF_LOOPBACK option to work.
* Setting this is needed to avoid reentering non-reentrant functions like
* tcp_input().
* LWIP_NETIF_LOOPBACK_MULTITHREADING==1: Indicates that the user is using a
* multithreaded environment like tcpip.c. In this case, netif->input()
* is called directly.
* LWIP_NETIF_LOOPBACK_MULTITHREADING==0: Indicates a polling (or NO_SYS) setup.
* The packets are put on a list and netif_poll() must be called in
* the main application loop.
*/
#ifndef LWIP_NETIF_LOOPBACK_MULTITHREADING
#define LWIP_NETIF_LOOPBACK_MULTITHREADING (!NO_SYS)
#endif
/**
* 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:
*/
#ifndef LWIP_NETIF_TX_SINGLE_PBUF
#define LWIP_NETIF_TX_SINGLE_PBUF 0
#endif /* LWIP_NETIF_TX_SINGLE_PBUF */
/*
------------------------------------
---------- 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
* netif is available, loopback traffic uses this netif.
*/
#ifndef LWIP_HAVE_LOOPIF
#define LWIP_HAVE_LOOPIF LWIP_NETIF_LOOPBACK
#endif
/**
* LWIP_LOOPIF_MULTICAST==1: Support multicast/IGMP on loop interface (127.0.0.1).
*/
#ifndef LWIP_LOOPIF_MULTICAST
#define LWIP_LOOPIF_MULTICAST 0
#endif
/*
------------------------------------
---------- SLIPIF options ----------
------------------------------------
*/
/**
* LWIP_HAVE_SLIPIF==1: Support slip interface and slipif.c
*/
#ifndef LWIP_HAVE_SLIPIF
#define LWIP_HAVE_SLIPIF 0
#endif
/*
------------------------------------
---------- Thread options ----------
------------------------------------
*/
/**
* TCPIP_THREAD_NAME: The name assigned to the main tcpip thread.
*/
#ifndef TCPIP_THREAD_NAME
#define TCPIP_THREAD_NAME "tcpip_thread"
#endif
/**
* 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.
*/
#ifndef TCPIP_THREAD_STACKSIZE
#define TCPIP_THREAD_STACKSIZE 0
#endif
/**
* 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.
*/
#ifndef TCPIP_THREAD_PRIO
#define TCPIP_THREAD_PRIO 1
#endif
/**
* 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.
*/
#ifndef TCPIP_MBOX_SIZE
#define TCPIP_MBOX_SIZE 0
#endif
/**
* SLIPIF_THREAD_NAME: The name assigned to the slipif_loop thread.
*/
#ifndef SLIPIF_THREAD_NAME
#define SLIPIF_THREAD_NAME "slipif_loop"
#endif
/**
* SLIP_THREAD_STACKSIZE: The stack size used by the slipif_loop thread.
* The stack size value itself is platform-dependent, but is passed to
* sys_thread_new() when the thread is created.
*/
#ifndef SLIPIF_THREAD_STACKSIZE
#define SLIPIF_THREAD_STACKSIZE 0
#endif
/**
* SLIPIF_THREAD_PRIO: The priority assigned to the slipif_loop thread.
* The priority value itself is platform-dependent, but is passed to
* sys_thread_new() when the thread is created.
*/
#ifndef SLIPIF_THREAD_PRIO
#define SLIPIF_THREAD_PRIO 1
#endif
/**
* DEFAULT_THREAD_NAME: The name assigned to any other lwIP thread.
*/
#ifndef DEFAULT_THREAD_NAME
#define DEFAULT_THREAD_NAME "lwIP"
#endif
/**
* 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.
*/
#ifndef DEFAULT_THREAD_STACKSIZE
#define DEFAULT_THREAD_STACKSIZE 0
#endif
/**
* 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.
*/
#ifndef DEFAULT_THREAD_PRIO
#define DEFAULT_THREAD_PRIO 1
#endif
/**
* 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.
*/
#ifndef DEFAULT_RAW_RECVMBOX_SIZE
#define DEFAULT_RAW_RECVMBOX_SIZE 0
#endif
/**
* 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.
*/
#ifndef DEFAULT_UDP_RECVMBOX_SIZE
#define DEFAULT_UDP_RECVMBOX_SIZE 0
#endif
/**
* 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.
*/
#ifndef DEFAULT_TCP_RECVMBOX_SIZE
#define DEFAULT_TCP_RECVMBOX_SIZE 0
#endif
/**
* 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.
*/
#ifndef DEFAULT_ACCEPTMBOX_SIZE
#define DEFAULT_ACCEPTMBOX_SIZE 0
#endif
/*
----------------------------------------------
---------- Sequential layer options ----------
----------------------------------------------
*/
/**
* LWIP_TCPIP_CORE_LOCKING: (EXPERIMENTAL!)
* Don't use it if you're not an active lwIP project member
*/
#ifndef LWIP_TCPIP_CORE_LOCKING
#define LWIP_TCPIP_CORE_LOCKING 0
#endif
/**
* LWIP_TCPIP_CORE_LOCKING_INPUT: (EXPERIMENTAL!)
* Don't use it if you're not an active lwIP project member
*/
#ifndef LWIP_TCPIP_CORE_LOCKING_INPUT
#define LWIP_TCPIP_CORE_LOCKING_INPUT 0
#endif
/**
* LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
*/
#ifndef LWIP_NETCONN
#define LWIP_NETCONN 1
#endif
/** LWIP_TCPIP_TIMEOUT==1: Enable tcpip_timeout/tcpip_untimeout to create
* timers running in tcpip_thread from another thread.
*/
#ifndef LWIP_TCPIP_TIMEOUT
#define LWIP_TCPIP_TIMEOUT 0
#endif
/** 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().
*/
#ifndef LWIP_NETCONN_SEM_PER_THREAD
#define LWIP_NETCONN_SEM_PER_THREAD 0
#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
*/
#ifndef LWIP_NETCONN_FULLDUPLEX
#define LWIP_NETCONN_FULLDUPLEX 0
#endif
/*
------------------------------------
---------- Socket options ----------
------------------------------------
*/
/**
* LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
*/
#ifndef LWIP_SOCKET
#define LWIP_SOCKET 1
#endif
/* LWIP_SOCKET_SET_ERRNO==1: Set errno when socket functions cannot complete
* successfully, as required by POSIX. Default is POSIX-compliant.
*/
#ifndef LWIP_SOCKET_SET_ERRNO
#define LWIP_SOCKET_SET_ERRNO 1
#endif
/**
* 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)
*/
#ifndef LWIP_COMPAT_SOCKETS
#define LWIP_COMPAT_SOCKETS 1
#endif
/**
* 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)
*/
#ifndef LWIP_POSIX_SOCKETS_IO_NAMES
#define LWIP_POSIX_SOCKETS_IO_NAMES 1
#endif
/**
* LWIP_SOCKET_OFFSET==n: Increases the file descriptor number created by LwIP with n.
* This can be useful when there are multiple APIs which create file descriptors.
* When they all start with a different offset and you won't make them overlap you can
* re implement read/write/close/ioctl/fnctl to send the requested action to the right
* library (sharing select will need more work though).
*/
#ifndef LWIP_SOCKET_OFFSET
#define LWIP_SOCKET_OFFSET 0
#endif
/**
* 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)
*/
#ifndef LWIP_TCP_KEEPALIVE
#define LWIP_TCP_KEEPALIVE 0
#endif
/**
* LWIP_SO_SNDTIMEO==1: Enable send timeout for sockets/netconns and
* SO_SNDTIMEO processing.
*/
#ifndef LWIP_SO_SNDTIMEO
#define LWIP_SO_SNDTIMEO 0
#endif
/**
* LWIP_SO_RCVTIMEO==1: Enable receive timeout for sockets/netconns and
* SO_RCVTIMEO processing.
*/
#ifndef LWIP_SO_RCVTIMEO
#define LWIP_SO_RCVTIMEO 0
#endif
/**
* LWIP_SO_SNDRCVTIMEO_NONSTANDARD==1: SO_RCVTIMEO/SO_SNDTIMEO take an int
* (milliseconds, much like winsock does) instead of a struct timeval (default).
*/
#ifndef LWIP_SO_SNDRCVTIMEO_NONSTANDARD
#define LWIP_SO_SNDRCVTIMEO_NONSTANDARD 0
#endif
/**
* LWIP_SO_RCVBUF==1: Enable SO_RCVBUF processing.
*/
#ifndef LWIP_SO_RCVBUF
#define LWIP_SO_RCVBUF 0
#endif
/**
* LWIP_SO_LINGER==1: Enable SO_LINGER processing.
*/
#ifndef LWIP_SO_LINGER
#define LWIP_SO_LINGER 0
#endif
/**
* If LWIP_SO_RCVBUF is used, this is the default value for recv_bufsize.
*/
#ifndef RECV_BUFSIZE_DEFAULT
#define RECV_BUFSIZE_DEFAULT INT_MAX
#endif
/**
* By default, TCP socket/netconn close waits 20 seconds max to send the FIN
*/
#ifndef LWIP_TCP_CLOSE_TIMEOUT_MS_DEFAULT
#define LWIP_TCP_CLOSE_TIMEOUT_MS_DEFAULT 20000
#endif
/**
* SO_REUSE==1: Enable SO_REUSEADDR option.
*/
#ifndef SO_REUSE
#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!
*/
#ifndef SO_REUSE_RXTOALL
#define SO_REUSE_RXTOALL 0
#endif
/**
* LWIP_FIONREAD_LINUXMODE==0 (default): ioctl/FIONREAD returns the amount of
* pending data in the network buffer. This is the way windows does it. It's
* the default for lwIP since it is smaller.
* LWIP_FIONREAD_LINUXMODE==1: ioctl/FIONREAD returns the size of the next
* pending datagram in bytes. This is the way linux does it. This code is only
* here for compatibility.
*/
#ifndef LWIP_FIONREAD_LINUXMODE
#define LWIP_FIONREAD_LINUXMODE 0
#endif
/*
----------------------------------------
---------- Statistics options ----------
----------------------------------------
*/
/**
* LWIP_STATS==1: Enable statistics collection in lwip_stats.
*/
#ifndef LWIP_STATS
#define LWIP_STATS 1
#endif
#if LWIP_STATS
/**
* LWIP_STATS_DISPLAY==1: Compile in the statistics output functions.
*/
#ifndef LWIP_STATS_DISPLAY
#define LWIP_STATS_DISPLAY 0
#endif
/**
* LINK_STATS==1: Enable link stats.
*/
#ifndef LINK_STATS
#define LINK_STATS 1
#endif
/**
* ETHARP_STATS==1: Enable etharp stats.
*/
#ifndef ETHARP_STATS
#define ETHARP_STATS (LWIP_ARP)
#endif
/**
* IP_STATS==1: Enable IP stats.
*/
#ifndef IP_STATS
#define IP_STATS 1
#endif
/**
* IPFRAG_STATS==1: Enable IP fragmentation stats. Default is
* on if using either frag or reass.
*/
#ifndef IPFRAG_STATS
#define IPFRAG_STATS (IP_REASSEMBLY || IP_FRAG)
#endif
/**
* ICMP_STATS==1: Enable ICMP stats.
*/
#ifndef ICMP_STATS
#define ICMP_STATS 1
#endif
/**
* IGMP_STATS==1: Enable IGMP stats.
*/
#ifndef IGMP_STATS
#define IGMP_STATS (LWIP_IGMP)
#endif
/**
* UDP_STATS==1: Enable UDP stats. Default is on if
* UDP enabled, otherwise off.
*/
#ifndef UDP_STATS
#define UDP_STATS (LWIP_UDP)
#endif
/**
* TCP_STATS==1: Enable TCP stats. Default is on if TCP
* enabled, otherwise off.
*/
#ifndef TCP_STATS
#define TCP_STATS (LWIP_TCP)
#endif
/**
* MEM_STATS==1: Enable mem.c stats.
*/
#ifndef MEM_STATS
#define MEM_STATS ((MEM_LIBC_MALLOC == 0) && (MEM_USE_POOLS == 0))
#endif
/**
* MEMP_STATS==1: Enable memp.c pool stats.
*/
#ifndef MEMP_STATS
#define MEMP_STATS (MEMP_MEM_MALLOC == 0)
#endif
/**
* SYS_STATS==1: Enable system stats (sem and mbox counts, etc).
*/
#ifndef SYS_STATS
#define SYS_STATS (NO_SYS == 0)
#endif
/**
* IP6_STATS==1: Enable IPv6 stats.
*/
#ifndef IP6_STATS
#define IP6_STATS (LWIP_IPV6)
#endif
/**
* ICMP6_STATS==1: Enable ICMP for IPv6 stats.
*/
#ifndef ICMP6_STATS
#define ICMP6_STATS (LWIP_IPV6 && LWIP_ICMP6)
#endif
/**
* IP6_FRAG_STATS==1: Enable IPv6 fragmentation stats.
*/
#ifndef IP6_FRAG_STATS
#define IP6_FRAG_STATS (LWIP_IPV6 && (LWIP_IPV6_FRAG || LWIP_IPV6_REASS))
#endif
/**
* MLD6_STATS==1: Enable MLD for IPv6 stats.
*/
#ifndef MLD6_STATS
#define MLD6_STATS (LWIP_IPV6 && LWIP_IPV6_MLD)
#endif
/**
* ND6_STATS==1: Enable Neighbor discovery for IPv6 stats.
*/
#ifndef ND6_STATS
#define ND6_STATS (LWIP_IPV6)
#endif
/**
* MIB2_STATS==1: Stats for SNMP MIB2.
*/
#ifndef MIB2_STATS
#define MIB2_STATS 0
#endif
#else
#define LINK_STATS 0
#define ETHARP_STATS 0
#define IP_STATS 0
#define IPFRAG_STATS 0
#define ICMP_STATS 0
#define IGMP_STATS 0
#define UDP_STATS 0
#define TCP_STATS 0
#define MEM_STATS 0
#define MEMP_STATS 0
#define SYS_STATS 0
#define LWIP_STATS_DISPLAY 0
#define IP6_STATS 0
#define ICMP6_STATS 0
#define IP6_FRAG_STATS 0
#define MLD6_STATS 0
#define ND6_STATS 0
#define MIB2_STATS 0
#endif /* LWIP_STATS */
/*
---------------------------------
---------- PPP options ----------
---------------------------------
*/
/**
* PPP_SUPPORT==1: Enable PPP.
*/
#ifndef PPP_SUPPORT
#define PPP_SUPPORT 0
#endif
/**
* PPPOE_SUPPORT==1: Enable PPP Over Ethernet
*/
#ifndef PPPOE_SUPPORT
#define PPPOE_SUPPORT 0
#endif
/**
* PPPOL2TP_SUPPORT==1: Enable PPP Over L2TP
*/
#ifndef PPPOL2TP_SUPPORT
#define PPPOL2TP_SUPPORT 0
#endif
/**
* PPPOL2TP_AUTH_SUPPORT==1: Enable PPP Over L2TP Auth (enable MD5 support)
*/
#ifndef PPPOL2TP_AUTH_SUPPORT
#define PPPOL2TP_AUTH_SUPPORT PPPOL2TP_SUPPORT
#endif
/**
* PPPOS_SUPPORT==1: Enable PPP Over Serial
*/
#ifndef PPPOS_SUPPORT
#define PPPOS_SUPPORT PPP_SUPPORT
#endif
/**
* LWIP_PPP_API==1: Enable PPP API (in pppapi.c)
*/
#ifndef LWIP_PPP_API
#define LWIP_PPP_API (PPP_SUPPORT && (NO_SYS == 0))
#endif
#if PPP_SUPPORT
/**
* PPP_INPROC_IRQ_SAFE==1 call pppos_input() using tcpip_callback().
*
* Please read the "PPPoS input path" chapter in the PPP documentation about this option.
*/
#ifndef PPP_INPROC_IRQ_SAFE
#define PPP_INPROC_IRQ_SAFE 0
#endif
/**
* PRINTPKT_SUPPORT==1: Enable PPP print packet support
*
* Mandatory for debugging, it displays exchanged packet content in debug trace.
*/
#ifndef PRINTPKT_SUPPORT
#define PRINTPKT_SUPPORT 0
#endif
/**
* PPP_IPV4_SUPPORT==1: Enable PPP IPv4 support
*/
#ifndef PPP_IPV4_SUPPORT
#define PPP_IPV4_SUPPORT (LWIP_IPV4)
#endif
/**
* PPP_IPV6_SUPPORT==1: Enable PPP IPv6 support
*/
#ifndef PPP_IPV6_SUPPORT
#define PPP_IPV6_SUPPORT (LWIP_IPV6)
#endif
/**
* PPP_NOTIFY_PHASE==1: Support PPP notify phase support
*
* PPP notify phase support allows you to set a callback which is
* called on change of the internal PPP state machine.
*
* This can be used for example to set a LED pattern depending on the
* current phase of the PPP session.
*/
#ifndef PPP_NOTIFY_PHASE
#define PPP_NOTIFY_PHASE 0
#endif
/**
* pbuf_type PPP is using for LCP, PAP, CHAP, EAP, CCP, IPCP and IP6CP packets.
*
* Memory allocated must be single buffered for PPP to works, it requires pbuf
* that are not going to be chained when allocated. This requires setting
* PBUF_POOL_BUFSIZE to at least 512 bytes, which is quite huge for small systems.
*
* Setting PPP_USE_PBUF_RAM to 1 makes PPP use memory from heap where continuous
* buffers are required, allowing you to use a smaller PBUF_POOL_BUFSIZE.
*/
#ifndef PPP_USE_PBUF_RAM
#define PPP_USE_PBUF_RAM 0
#endif
/**
* PPP_FCS_TABLE: Keep a 256*2 byte table to speed up FCS calculation for PPPoS
*/
#ifndef PPP_FCS_TABLE
#define PPP_FCS_TABLE 1
#endif
/**
* PAP_SUPPORT==1: Support PAP.
*/
#ifndef PAP_SUPPORT
#define PAP_SUPPORT 0
#endif
/**
* CHAP_SUPPORT==1: Support CHAP.
*/
#ifndef CHAP_SUPPORT
#define CHAP_SUPPORT 0
#endif
/**
* MSCHAP_SUPPORT==1: Support MSCHAP.
*/
#ifndef MSCHAP_SUPPORT
#define MSCHAP_SUPPORT 0
#endif
#if MSCHAP_SUPPORT
/* MSCHAP requires CHAP support */
#undef CHAP_SUPPORT
#define CHAP_SUPPORT 1
#endif /* MSCHAP_SUPPORT */
/**
* EAP_SUPPORT==1: Support EAP.
*/
#ifndef EAP_SUPPORT
#define EAP_SUPPORT 0
#endif
/**
* CCP_SUPPORT==1: Support CCP.
*/
#ifndef CCP_SUPPORT
#define CCP_SUPPORT 0
#endif
/**
* MPPE_SUPPORT==1: Support MPPE.
*/
#ifndef MPPE_SUPPORT
#define MPPE_SUPPORT 0
#endif
#if MPPE_SUPPORT
/* MPPE requires CCP support */
#undef CCP_SUPPORT
#define CCP_SUPPORT 1
/* MPPE requires MSCHAP support */
#undef MSCHAP_SUPPORT
#define MSCHAP_SUPPORT 1
/* MSCHAP requires CHAP support */
#undef CHAP_SUPPORT
#define CHAP_SUPPORT 1
#endif /* MPPE_SUPPORT */
/**
* CBCP_SUPPORT==1: Support CBCP. CURRENTLY NOT SUPPORTED! DO NOT SET!
*/
#ifndef CBCP_SUPPORT
#define CBCP_SUPPORT 0
#endif
/**
* ECP_SUPPORT==1: Support ECP. CURRENTLY NOT SUPPORTED! DO NOT SET!
*/
#ifndef ECP_SUPPORT
#define ECP_SUPPORT 0
#endif
/**
* DEMAND_SUPPORT==1: Support dial on demand. CURRENTLY NOT SUPPORTED! DO NOT SET!
*/
#ifndef DEMAND_SUPPORT
#define DEMAND_SUPPORT 0
#endif
/**
* LQR_SUPPORT==1: Support Link Quality Report. Do nothing except exchanging some LCP packets.
*/
#ifndef LQR_SUPPORT
#define LQR_SUPPORT 0
#endif
/**
* PPP_SERVER==1: Enable PPP server support (waiting for incoming PPP session).
*
* Currently only supported for PPPoS.
*/
#ifndef PPP_SERVER
#define PPP_SERVER 0
#endif
#if PPP_SERVER
/*
* PPP_OUR_NAME: Our name for authentication purposes
*/
#ifndef PPP_OUR_NAME
#define PPP_OUR_NAME "lwIP"
#endif
#endif /* PPP_SERVER */
/**
* VJ_SUPPORT==1: Support VJ header compression.
*/
#ifndef VJ_SUPPORT
#define VJ_SUPPORT 1
#endif
/* VJ compression is only supported for IPv4 over PPPoS. */
#if !PPPOS_SUPPORT || !PPP_IPV4_SUPPORT
#undef VJ_SUPPORT
#define VJ_SUPPORT 0
#endif /* !PPPOS_SUPPORT */
/**
* PPP_MD5_RANDM==1: Use MD5 for better randomness.
* Enabled by default if CHAP, EAP, or L2TP AUTH support is enabled.
*/
#ifndef PPP_MD5_RANDM
#define PPP_MD5_RANDM (CHAP_SUPPORT || EAP_SUPPORT || PPPOL2TP_AUTH_SUPPORT)
#endif
/**
* PolarSSL library, used if necessary and not previously disabled
*
*
* lwIP contains some files fetched from the latest BSD release of
* the PolarSSL project for ciphers and encryption methods we need for lwIP
* PPP support.
*
* The PolarSSL files were cleaned to contain only the necessary struct
* fields and functions needed for lwIP.
*
* The PolarSSL API was not changed at all, so if you are already using
* PolarSSL you can choose to skip the compilation of the included PolarSSL
* library into lwIP:
*
* The following defines are available for flexibility:
*
* LWIP_INCLUDED_POLARSSL_MD4 ; Use lwIP internal PolarSSL for MD4
* LWIP_INCLUDED_POLARSSL_MD5 ; Use lwIP internal PolarSSL for MD5
* LWIP_INCLUDED_POLARSSL_SHA1 ; Use lwIP internal PolarSSL for SHA1
* LWIP_INCLUDED_POLARSSL_DES ; Use lwIP internal PolarSSL for DES
*
* If set (=1), the default if required by another enabled PPP feature unless
* explicitly set to 0, using included lwIP PolarSSL.
*
* If clear (=0), not needed or using external PolarSSL.
*
* Beware of the stack requirements which can be a lot larger if you are not
* using our cleaned PolarSSL library.
*/
/* CHAP, EAP, L2TP AUTH and MD5 Random require MD5 support */
#if CHAP_SUPPORT || EAP_SUPPORT || PPPOL2TP_AUTH_SUPPORT || PPP_MD5_RANDM
#ifndef LWIP_INCLUDED_POLARSSL_MD5
#define LWIP_INCLUDED_POLARSSL_MD5 1
#endif /* LWIP_INCLUDED_POLARSSL_MD5 */
#endif /* CHAP_SUPPORT || EAP_SUPPORT || PPPOL2TP_AUTH_SUPPORT || PPP_MD5_RANDM */
#if MSCHAP_SUPPORT
/* MSCHAP require MD4 support */
#ifndef LWIP_INCLUDED_POLARSSL_MD4
#define LWIP_INCLUDED_POLARSSL_MD4 1
#endif /* LWIP_INCLUDED_POLARSSL_MD4 */
/* MSCHAP require SHA1 support */
#ifndef LWIP_INCLUDED_POLARSSL_SHA1
#define LWIP_INCLUDED_POLARSSL_SHA1 1
#endif /* LWIP_INCLUDED_POLARSSL_SHA1 */
/* MSCHAP require DES support */
#ifndef LWIP_INCLUDED_POLARSSL_DES
#define LWIP_INCLUDED_POLARSSL_DES 1
#endif /* LWIP_INCLUDED_POLARSSL_DES */
/* MS-CHAP support is required for MPPE */
#if MPPE_SUPPORT
/* MPPE require ARC4 support */
#ifndef LWIP_INCLUDED_POLARSSL_ARC4
#define LWIP_INCLUDED_POLARSSL_ARC4 1
#endif /* LWIP_INCLUDED_POLARSSL_ARC4*/
#endif /* MPPE_SUPPORT */
#endif /* MSCHAP_SUPPORT */
/* Default value if unset */
#ifndef LWIP_INCLUDED_POLARSSL_MD4
#define LWIP_INCLUDED_POLARSSL_MD4 0
#endif /* LWIP_INCLUDED_POLARSSL_MD4 */
#ifndef LWIP_INCLUDED_POLARSSL_MD5
#define LWIP_INCLUDED_POLARSSL_MD5 0
#endif /* LWIP_INCLUDED_POLARSSL_MD5 */
#ifndef LWIP_INCLUDED_POLARSSL_SHA1
#define LWIP_INCLUDED_POLARSSL_SHA1 0
#endif /* LWIP_INCLUDED_POLARSSL_SHA1 */
#ifndef LWIP_INCLUDED_POLARSSL_DES
#define LWIP_INCLUDED_POLARSSL_DES 0
#endif /* LWIP_INCLUDED_POLARSSL_DES */
#ifndef LWIP_INCLUDED_POLARSSL_ARC4
#define LWIP_INCLUDED_POLARSSL_ARC4 0
#endif /* LWIP_INCLUDED_POLARSSL_ARC4 */
/*
* PPP Timeouts
*/
/**
* FSM_DEFTIMEOUT: Timeout time in seconds
*/
#ifndef FSM_DEFTIMEOUT
#define FSM_DEFTIMEOUT 6
#endif
/**
* FSM_DEFMAXTERMREQS: Maximum Terminate-Request transmissions
*/
#ifndef FSM_DEFMAXTERMREQS
#define FSM_DEFMAXTERMREQS 2
#endif
/**
* FSM_DEFMAXCONFREQS: Maximum Configure-Request transmissions
*/
#ifndef FSM_DEFMAXCONFREQS
#define FSM_DEFMAXCONFREQS 10
#endif
/**
* FSM_DEFMAXNAKLOOPS: Maximum number of nak loops
*/
#ifndef FSM_DEFMAXNAKLOOPS
#define FSM_DEFMAXNAKLOOPS 5
#endif
/**
* UPAP_DEFTIMEOUT: Timeout (seconds) for retransmitting req
*/
#ifndef UPAP_DEFTIMEOUT
#define UPAP_DEFTIMEOUT 6
#endif
/**
* UPAP_DEFTRANSMITS: Maximum number of auth-reqs to send
*/
#ifndef UPAP_DEFTRANSMITS
#define UPAP_DEFTRANSMITS 10
#endif
#if PPP_SERVER
/**
* UPAP_DEFREQTIME: Time to wait for auth-req from peer
*/
#ifndef UPAP_DEFREQTIME
#define UPAP_DEFREQTIME 30
#endif
#endif /* PPP_SERVER */
/**
* CHAP_DEFTIMEOUT: Timeout (seconds) for retransmitting req
*/
#ifndef CHAP_DEFTIMEOUT
#define CHAP_DEFTIMEOUT 6
#endif
/**
* CHAP_DEFTRANSMITS: max # times to send challenge
*/
#ifndef CHAP_DEFTRANSMITS
#define CHAP_DEFTRANSMITS 10
#endif
#if PPP_SERVER
/**
* CHAP_DEFRECHALLENGETIME: If this option is > 0, rechallenge the peer every n seconds
*/
#ifndef CHAP_DEFRECHALLENGETIME
#define CHAP_DEFRECHALLENGETIME 0
#endif
#endif /* PPP_SERVER */
/**
* EAP_DEFREQTIME: Time to wait for peer request
*/
#ifndef EAP_DEFREQTIME
#define EAP_DEFREQTIME 6
#endif
/**
* EAP_DEFALLOWREQ: max # times to accept requests
*/
#ifndef EAP_DEFALLOWREQ
#define EAP_DEFALLOWREQ 10
#endif
#if PPP_SERVER
/**
* EAP_DEFTIMEOUT: Timeout (seconds) for rexmit
*/
#ifndef EAP_DEFTIMEOUT
#define EAP_DEFTIMEOUT 6
#endif
/**
* EAP_DEFTRANSMITS: max # times to transmit
*/
#ifndef EAP_DEFTRANSMITS
#define EAP_DEFTRANSMITS 10
#endif
#endif /* PPP_SERVER */
/**
* LCP_DEFLOOPBACKFAIL: Default number of times we receive our magic number from the peer
* before deciding the link is looped-back.
*/
#ifndef LCP_DEFLOOPBACKFAIL
#define LCP_DEFLOOPBACKFAIL 10
#endif
/**
* LCP_ECHOINTERVAL: Interval in seconds between keepalive echo requests, 0 to disable.
*/
#ifndef LCP_ECHOINTERVAL
#define LCP_ECHOINTERVAL 0
#endif
/**
* LCP_MAXECHOFAILS: Number of unanswered echo requests before failure.
*/
#ifndef LCP_MAXECHOFAILS
#define LCP_MAXECHOFAILS 3
#endif
/**
* PPP_MAXIDLEFLAG: Max Xmit idle time (in ms) before resend flag char.
*/
#ifndef PPP_MAXIDLEFLAG
#define PPP_MAXIDLEFLAG 100
#endif
/**
* PPP Packet sizes
*/
/**
* PPP_MRU: Default MRU
*/
#ifndef PPP_MRU
#define PPP_MRU 1500
#endif
/**
* PPP_DEFMRU: Default MRU to try
*/
#ifndef PPP_DEFMRU
#define PPP_DEFMRU 1500
#endif
/**
* PPP_MAXMRU: Normally limit MRU to this (pppd default = 16384)
*/
#ifndef PPP_MAXMRU
#define PPP_MAXMRU 1500
#endif
/**
* PPP_MINMRU: No MRUs below this
*/
#ifndef PPP_MINMRU
#define PPP_MINMRU 128
#endif
/**
* PPPOL2TP_DEFMRU: Default MTU and MRU for L2TP
* Default = 1500 - PPPoE(6) - PPP Protocol(2) - IPv4 header(20) - UDP Header(8)
* - L2TP Header(6) - HDLC Header(2) - PPP Protocol(2) - MPPE Header(2) - PPP Protocol(2)
*/
#if PPPOL2TP_SUPPORT
#ifndef PPPOL2TP_DEFMRU
#define PPPOL2TP_DEFMRU 1450
#endif
#endif /* PPPOL2TP_SUPPORT */
/**
* MAXNAMELEN: max length of hostname or name for auth
*/
#ifndef MAXNAMELEN
#define MAXNAMELEN 256
#endif
/**
* MAXSECRETLEN: max length of password or secret
*/
#ifndef MAXSECRETLEN
#define MAXSECRETLEN 256
#endif
#endif /* PPP_SUPPORT */
/*
--------------------------------------
---------- Checksum options ----------
--------------------------------------
*/
/**
* LWIP_CHECKSUM_CTRL_PER_NETIF==1: Checksum generation/check can be enabled/disabled
* per netif.
* ATTENTION: if enabled, the CHECKSUM_GEN_* and CHECKSUM_CHECK_* defines must be enabled!
*/
#ifndef LWIP_CHECKSUM_CTRL_PER_NETIF
#define LWIP_CHECKSUM_CTRL_PER_NETIF 0
#endif
/**
* CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets.
*/
#ifndef CHECKSUM_GEN_IP
#define CHECKSUM_GEN_IP 1
#endif
/**
* CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets.
*/
#ifndef CHECKSUM_GEN_UDP
#define CHECKSUM_GEN_UDP 1
#endif
/**
* CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets.
*/
#ifndef CHECKSUM_GEN_TCP
#define CHECKSUM_GEN_TCP 1
#endif
/**
* CHECKSUM_GEN_ICMP==1: Generate checksums in software for outgoing ICMP packets.
*/
#ifndef CHECKSUM_GEN_ICMP
#define CHECKSUM_GEN_ICMP 1
#endif
/**
* CHECKSUM_GEN_ICMP6==1: Generate checksums in software for outgoing ICMP6 packets.
*/
#ifndef CHECKSUM_GEN_ICMP6
#define CHECKSUM_GEN_ICMP6 1
#endif
/**
* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.
*/
#ifndef CHECKSUM_CHECK_IP
#define CHECKSUM_CHECK_IP 1
#endif
/**
* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.
*/
#ifndef CHECKSUM_CHECK_UDP
#define CHECKSUM_CHECK_UDP 1
#endif
/**
* CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.
*/
#ifndef CHECKSUM_CHECK_TCP
#define CHECKSUM_CHECK_TCP 1
#endif
/**
* CHECKSUM_CHECK_ICMP==1: Check checksums in software for incoming ICMP packets.
*/
#ifndef CHECKSUM_CHECK_ICMP
#define CHECKSUM_CHECK_ICMP 1
#endif
/**
* CHECKSUM_CHECK_ICMP6==1: Check checksums in software for incoming ICMPv6 packets
*/
#ifndef CHECKSUM_CHECK_ICMP6
#define CHECKSUM_CHECK_ICMP6 1
#endif
/**
* LWIP_CHECKSUM_ON_COPY==1: Calculate checksum when copying data from
* application buffers to pbufs.
*/
#ifndef LWIP_CHECKSUM_ON_COPY
#define LWIP_CHECKSUM_ON_COPY 0
#endif
/*
---------------------------------------
---------- IPv6 options ---------------
---------------------------------------
*/
/**
* LWIP_IPV6==1: Enable IPv6
*/
#ifndef LWIP_IPV6
#define LWIP_IPV6 0
#endif
/**
* LWIP_IPV6_NUM_ADDRESSES: Number of IPv6 addresses per netif.
*/
#ifndef LWIP_IPV6_NUM_ADDRESSES
#define LWIP_IPV6_NUM_ADDRESSES 3
#endif
/**
* LWIP_IPV6_FORWARD==1: Forward IPv6 packets across netifs
*/
#ifndef LWIP_IPV6_FORWARD
#define LWIP_IPV6_FORWARD 0
#endif
/**
* LWIP_ICMP6==1: Enable ICMPv6 (mandatory per RFC)
*/
#ifndef LWIP_ICMP6
#define LWIP_ICMP6 (LWIP_IPV6)
#endif
/**
* LWIP_ICMP6_DATASIZE: bytes from original packet to send back in
* ICMPv6 error messages.
*/
#ifndef LWIP_ICMP6_DATASIZE
#define LWIP_ICMP6_DATASIZE 8
#endif
/**
* LWIP_ICMP6_HL: default hop limit for ICMPv6 messages
*/
#ifndef LWIP_ICMP6_HL
#define LWIP_ICMP6_HL 255
#endif
/**
* LWIP_IPV6_MLD==1: Enable multicast listener discovery protocol.
*/
#ifndef LWIP_IPV6_MLD
#define LWIP_IPV6_MLD (LWIP_IPV6)
#endif
/**
* MEMP_NUM_MLD6_GROUP: Max number of IPv6 multicast that can be joined.
*/
#ifndef MEMP_NUM_MLD6_GROUP
#define MEMP_NUM_MLD6_GROUP 4
#endif
/**
* LWIP_IPV6_FRAG==1: Fragment outgoing IPv6 packets that are too big.
*/
#ifndef LWIP_IPV6_FRAG
#define LWIP_IPV6_FRAG 0
#endif
/**
* LWIP_IPV6_REASS==1: reassemble incoming IPv6 packets that fragmented
*/
#ifndef LWIP_IPV6_REASS
#define LWIP_IPV6_REASS (LWIP_IPV6)
#endif
/**
* LWIP_ND6_QUEUEING==1: queue outgoing IPv6 packets while MAC address
* is being resolved.
*/
#ifndef LWIP_ND6_QUEUEING
#define LWIP_ND6_QUEUEING (LWIP_IPV6)
#endif
/**
* MEMP_NUM_ND6_QUEUE: Max number of IPv6 packets to queue during MAC resolution.
*/
#ifndef MEMP_NUM_ND6_QUEUE
#define MEMP_NUM_ND6_QUEUE 20
#endif
/**
* LWIP_ND6_NUM_NEIGHBORS: Number of entries in IPv6 neighbor cache
*/
#ifndef LWIP_ND6_NUM_NEIGHBORS
#define LWIP_ND6_NUM_NEIGHBORS 10
#endif
/**
* LWIP_ND6_NUM_DESTINATIONS: number of entries in IPv6 destination cache
*/
#ifndef LWIP_ND6_NUM_DESTINATIONS
#define LWIP_ND6_NUM_DESTINATIONS 10
#endif
/**
* LWIP_ND6_NUM_PREFIXES: number of entries in IPv6 on-link prefixes cache
*/
#ifndef LWIP_ND6_NUM_PREFIXES
#define LWIP_ND6_NUM_PREFIXES 5
#endif
/**
* LWIP_ND6_NUM_ROUTERS: number of entries in IPv6 default router cache
*/
#ifndef LWIP_ND6_NUM_ROUTERS
#define LWIP_ND6_NUM_ROUTERS 3
#endif
/**
* LWIP_ND6_MAX_MULTICAST_SOLICIT: max number of multicast solicit messages to send
* (neighbor solicit and router solicit)
*/
#ifndef LWIP_ND6_MAX_MULTICAST_SOLICIT
#define LWIP_ND6_MAX_MULTICAST_SOLICIT 3
#endif
/**
* LWIP_ND6_MAX_UNICAST_SOLICIT: max number of unicast neighbor solicitation messages
* to send during neighbor reachability detection.
*/
#ifndef LWIP_ND6_MAX_UNICAST_SOLICIT
#define LWIP_ND6_MAX_UNICAST_SOLICIT 3
#endif
/**
* Unused: See ND RFC (time in milliseconds).
*/
#ifndef LWIP_ND6_MAX_ANYCAST_DELAY_TIME
#define LWIP_ND6_MAX_ANYCAST_DELAY_TIME 1000
#endif
/**
* Unused: See ND RFC
*/
#ifndef LWIP_ND6_MAX_NEIGHBOR_ADVERTISEMENT
#define LWIP_ND6_MAX_NEIGHBOR_ADVERTISEMENT 3
#endif
/**
* LWIP_ND6_REACHABLE_TIME: default neighbor reachable time (in milliseconds).
* May be updated by router advertisement messages.
*/
#ifndef LWIP_ND6_REACHABLE_TIME
#define LWIP_ND6_REACHABLE_TIME 30000
#endif
/**
* LWIP_ND6_RETRANS_TIMER: default retransmission timer for solicitation messages
*/
#ifndef LWIP_ND6_RETRANS_TIMER
#define LWIP_ND6_RETRANS_TIMER 1000
#endif
/**
* LWIP_ND6_DELAY_FIRST_PROBE_TIME: Delay before first unicast neighbor solicitation
* message is sent, during neighbor reachability detection.
*/
#ifndef LWIP_ND6_DELAY_FIRST_PROBE_TIME
#define LWIP_ND6_DELAY_FIRST_PROBE_TIME 5000
#endif
/**
* LWIP_ND6_ALLOW_RA_UPDATES==1: Allow Router Advertisement messages to update
* Reachable time and retransmission timers, and netif MTU.
*/
#ifndef LWIP_ND6_ALLOW_RA_UPDATES
#define LWIP_ND6_ALLOW_RA_UPDATES 1
#endif
/**
* LWIP_IPV6_SEND_ROUTER_SOLICIT==1: Send router solicitation messages during
* network startup.
*/
#ifndef LWIP_IPV6_SEND_ROUTER_SOLICIT
#define LWIP_IPV6_SEND_ROUTER_SOLICIT 1
#endif
/**
* LWIP_ND6_TCP_REACHABILITY_HINTS==1: Allow TCP to provide Neighbor Discovery
* with reachability hints for connected destinations. This helps avoid sending
* unicast neighbor solicitation messages.
*/
#ifndef LWIP_ND6_TCP_REACHABILITY_HINTS
#define LWIP_ND6_TCP_REACHABILITY_HINTS 1
#endif
/**
* LWIP_IPV6_AUTOCONFIG==1: Enable stateless address autoconfiguration as per RFC 4862.
*/
#ifndef LWIP_IPV6_AUTOCONFIG
#define LWIP_IPV6_AUTOCONFIG (LWIP_IPV6)
#endif
/**
* LWIP_IPV6_DUP_DETECT_ATTEMPTS: Number of duplicate address detection attempts.
*/
#ifndef LWIP_IPV6_DUP_DETECT_ATTEMPTS
#define LWIP_IPV6_DUP_DETECT_ATTEMPTS 1
#endif
/**
* LWIP_IPV6_DHCP6==1: enable DHCPv6 stateful address autoconfiguration.
*/
#ifndef LWIP_IPV6_DHCP6
#define LWIP_IPV6_DHCP6 0
#endif
/*
---------------------------------------
---------- Hook options ---------------
---------------------------------------
*/
/* Hooks are undefined by default, define them to a function if you need them. */
/**
* LWIP_HOOK_IP4_INPUT(pbuf, input_netif):
* - called from ip_input() (IPv4)
* - pbuf: received struct pbuf passed to ip_input()
* - input_netif: struct netif on which the packet has been received
* Return values:
* - 0: Hook has not consumed the packet, packet is processed as normal
* - != 0: Hook has consumed the packet.
* If the hook consumed the packet, 'pbuf' is in the responsibility of the hook
* (i.e. free it when done).
*/
/**
* LWIP_HOOK_IP4_ROUTE(dest):
* - called from ip_route() (IPv4)
* - dest: destination IPv4 address
* Returns the destination netif or NULL if no destination netif is found. In
* that case, ip_route() continues as normal.
*/
/**
* LWIP_HOOK_IP4_ROUTE_SRC(dest, src):
* - source-based routing for IPv4 (see LWIP_HOOK_IP4_ROUTE(), src may be NULL)
*/
/**
* LWIP_HOOK_ETHARP_GET_GW(netif, dest):
* - called from etharp_output() (IPv4)
* - netif: the netif used for sending
* - dest: the destination IPv4 address
* Returns the IPv4 address of the gateway to handle the specified destination
* IPv4 address. If NULL is returned, the netif's default gateway is used.
* The returned address MUST be reachable on the specified netif!
* This function is meant to implement advanced IPv4 routing together with
* LWIP_HOOK_IP4_ROUTE(). The actual routing/gateway table implementation is
* not part of lwIP but can e.g. be hidden in the netif's state argument.
*/
/**
* LWIP_HOOK_IP6_INPUT(pbuf, input_netif):
* - called from ip6_input() (IPv6)
* - pbuf: received struct pbuf passed to ip6_input()
* - input_netif: struct netif on which the packet has been received
* Return values:
* - 0: Hook has not consumed the packet, packet is processed as normal
* - != 0: Hook has consumed the packet.
* If the hook consumed the packet, 'pbuf' is in the responsibility of the hook
* (i.e. free it when done).
*/
/**
* LWIP_HOOK_IP6_ROUTE(src, dest):
* - called from ip6_route() (IPv6)
* - src: sourc IPv6 address
* - dest: destination IPv6 address
* Returns the destination netif or NULL if no destination netif is found. In
* that case, ip6_route() continues as normal.
*/
/**
* LWIP_HOOK_VLAN_CHECK(netif, eth_hdr, vlan_hdr):
* - called from ethernet_input() if VLAN support is enabled
* - netif: struct netif on which the packet has been received
* - eth_hdr: struct eth_hdr of the packet
* - vlan_hdr: struct eth_vlan_hdr of the packet
* Return values:
* - 0: Packet must be dropped.
* - != 0: Packet must be accepted.
*/
/**
* LWIP_HOOK_VLAN_SET(netif, eth_hdr, vlan_hdr):
* - called from etharp_raw() and etharp_send_ip() if VLAN support is enabled
* - netif: struct netif that the packet will be sent through
* - eth_hdr: struct eth_hdr of the packet
* - vlan_hdr: struct eth_vlan_hdr of the packet
* Return values:
* - 0: Packet shall not contain VLAN header.
* - != 0: Packet shall contain VLAN header.
* Hook can be used to set prio_vid field of vlan_hdr.
*/
/**
* LWIP_HOOK_MEMP_AVAILABLE(memp_t_type):
* - called from memp_free() when a memp pool was empty and an item is now available
*/
/*
---------------------------------------
---------- Debugging options ----------
---------------------------------------
*/
/**
* LWIP_DBG_MIN_LEVEL: After masking, the value of the debug is
* compared against this value. If it is smaller, then debugging
* messages are written.
*/
#ifndef LWIP_DBG_MIN_LEVEL
#define LWIP_DBG_MIN_LEVEL LWIP_DBG_LEVEL_ALL
#endif
/**
* LWIP_DBG_TYPES_ON: A mask that can be used to globally enable/disable
* debug messages of certain types.
*/
#ifndef LWIP_DBG_TYPES_ON
#define LWIP_DBG_TYPES_ON LWIP_DBG_ON
#endif
/**
* ETHARP_DEBUG: Enable debugging in etharp.c.
*/
#ifndef ETHARP_DEBUG
#define ETHARP_DEBUG LWIP_DBG_OFF
#endif
/**
* NETIF_DEBUG: Enable debugging in netif.c.
*/
#ifndef NETIF_DEBUG
#define NETIF_DEBUG LWIP_DBG_OFF
#endif
/**
* PBUF_DEBUG: Enable debugging in pbuf.c.
*/
#ifndef PBUF_DEBUG
#define PBUF_DEBUG LWIP_DBG_OFF
#endif
/**
* API_LIB_DEBUG: Enable debugging in api_lib.c.
*/
#ifndef API_LIB_DEBUG
#define API_LIB_DEBUG LWIP_DBG_OFF
#endif
/**
* API_MSG_DEBUG: Enable debugging in api_msg.c.
*/
#ifndef API_MSG_DEBUG
#define API_MSG_DEBUG LWIP_DBG_OFF
#endif
/**
* SOCKETS_DEBUG: Enable debugging in sockets.c.
*/
#ifndef SOCKETS_DEBUG
#define SOCKETS_DEBUG LWIP_DBG_OFF
#endif
/**
* ICMP_DEBUG: Enable debugging in icmp.c.
*/
#ifndef ICMP_DEBUG
#define ICMP_DEBUG LWIP_DBG_OFF
#endif
/**
* IGMP_DEBUG: Enable debugging in igmp.c.
*/
#ifndef IGMP_DEBUG
#define IGMP_DEBUG LWIP_DBG_OFF
#endif
/**
* INET_DEBUG: Enable debugging in inet.c.
*/
#ifndef INET_DEBUG
#define INET_DEBUG LWIP_DBG_OFF
#endif
/**
* IP_DEBUG: Enable debugging for IP.
*/
#ifndef IP_DEBUG
#define IP_DEBUG LWIP_DBG_OFF
#endif
/**
* IP_REASS_DEBUG: Enable debugging in ip_frag.c for both frag & reass.
*/
#ifndef IP_REASS_DEBUG
#define IP_REASS_DEBUG LWIP_DBG_OFF
#endif
/**
* RAW_DEBUG: Enable debugging in raw.c.
*/
#ifndef RAW_DEBUG
#define RAW_DEBUG LWIP_DBG_OFF
#endif
/**
* MEM_DEBUG: Enable debugging in mem.c.
*/
#ifndef MEM_DEBUG
#define MEM_DEBUG LWIP_DBG_OFF
#endif
/**
* MEMP_DEBUG: Enable debugging in memp.c.
*/
#ifndef MEMP_DEBUG
#define MEMP_DEBUG LWIP_DBG_OFF
#endif
/**
* SYS_DEBUG: Enable debugging in sys.c.
*/
#ifndef SYS_DEBUG
#define SYS_DEBUG LWIP_DBG_OFF
#endif
/**
* TIMERS_DEBUG: Enable debugging in timers.c.
*/
#ifndef TIMERS_DEBUG
#define TIMERS_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_DEBUG: Enable debugging for TCP.
*/
#ifndef TCP_DEBUG
#define TCP_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_INPUT_DEBUG: Enable debugging in tcp_in.c for incoming debug.
*/
#ifndef TCP_INPUT_DEBUG
#define TCP_INPUT_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_FR_DEBUG: Enable debugging in tcp_in.c for fast retransmit.
*/
#ifndef TCP_FR_DEBUG
#define TCP_FR_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_RTO_DEBUG: Enable debugging in TCP for retransmit
* timeout.
*/
#ifndef TCP_RTO_DEBUG
#define TCP_RTO_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_CWND_DEBUG: Enable debugging for TCP congestion window.
*/
#ifndef TCP_CWND_DEBUG
#define TCP_CWND_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_WND_DEBUG: Enable debugging in tcp_in.c for window updating.
*/
#ifndef TCP_WND_DEBUG
#define TCP_WND_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_OUTPUT_DEBUG: Enable debugging in tcp_out.c output functions.
*/
#ifndef TCP_OUTPUT_DEBUG
#define TCP_OUTPUT_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_RST_DEBUG: Enable debugging for TCP with the RST message.
*/
#ifndef TCP_RST_DEBUG
#define TCP_RST_DEBUG LWIP_DBG_OFF
#endif
/**
* TCP_QLEN_DEBUG: Enable debugging for TCP queue lengths.
*/
#ifndef TCP_QLEN_DEBUG
#define TCP_QLEN_DEBUG LWIP_DBG_OFF
#endif
/**
* UDP_DEBUG: Enable debugging in UDP.
*/
#ifndef UDP_DEBUG
#define UDP_DEBUG LWIP_DBG_OFF
#endif
/**
* TCPIP_DEBUG: Enable debugging in tcpip.c.
*/
#ifndef TCPIP_DEBUG
#define TCPIP_DEBUG LWIP_DBG_OFF
#endif
/**
* PPP_DEBUG: Enable debugging for PPP.
*/
#ifndef PPP_DEBUG
#define PPP_DEBUG LWIP_DBG_OFF
#endif
/**
* SLIP_DEBUG: Enable debugging in slipif.c.
*/
#ifndef SLIP_DEBUG
#define SLIP_DEBUG LWIP_DBG_OFF
#endif
/**
* DHCP_DEBUG: Enable debugging in dhcp.c.
*/
#ifndef DHCP_DEBUG
#define DHCP_DEBUG LWIP_DBG_OFF
#endif
/**
* AUTOIP_DEBUG: Enable debugging in autoip.c.
*/
#ifndef AUTOIP_DEBUG
#define AUTOIP_DEBUG LWIP_DBG_OFF
#endif
/**
* DNS_DEBUG: Enable debugging for DNS.
*/
#ifndef DNS_DEBUG
#define DNS_DEBUG LWIP_DBG_OFF
#endif
/**
* IP6_DEBUG: Enable debugging for IPv6.
*/
#ifndef IP6_DEBUG
#define IP6_DEBUG LWIP_DBG_OFF
#endif
/*
--------------------------------------------------
---------- Performance tracking options ----------
--------------------------------------------------
*/
/**
* LWIP_PERF: Enable performance testing for lwIP
* (if enabled, arch/perf.h is included)
*/
#ifndef LWIP_PERF
#define LWIP_PERF 0
#endif
#ifndef THREAD_SAFE_DEBUG
#define THREAD_SAFE_DEBUG 0
#endif
#endif /* LWIP_HDR_OPT_H */