opt.h

00001 /**
00002  * @file
00003  *
00004  * lwIP Options Configuration
00005  */
00006 
00007 /*
00008  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
00009  * All rights reserved. 
00010  * 
00011  * Redistribution and use in source and binary forms, with or without modification, 
00012  * are permitted provided that the following conditions are met:
00013  *
00014  * 1. Redistributions of source code must retain the above copyright notice,
00015  *    this list of conditions and the following disclaimer.
00016  * 2. Redistributions in binary form must reproduce the above copyright notice,
00017  *    this list of conditions and the following disclaimer in the documentation
00018  *    and/or other materials provided with the distribution.
00019  * 3. The name of the author may not be used to endorse or promote products
00020  *    derived from this software without specific prior written permission. 
00021  *
00022  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
00023  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
00024  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
00025  * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
00026  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
00027  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
00028  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
00029  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
00030  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
00031  * OF SUCH DAMAGE.
00032  *
00033  * This file is part of the lwIP TCP/IP stack.
00034  * 
00035  * Author: Adam Dunkels <adam@sics.se>
00036  *
00037  */
00038 #ifndef __LWIP_OPT_H__
00039 #define __LWIP_OPT_H__
00040 
00041 /*
00042  * Include user defined options first. Anything not defined in these files
00043  * will be set to standard values. Override anything you dont like!
00044  */
00045 #include "lwipopts.h"
00046 #include "lwip/debug.h"
00047 
00048 /*
00049    -----------------------------------------------
00050    ---------- Platform specific locking ----------
00051    -----------------------------------------------
00052 */
00053 
00054 /**
00055  * SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
00056  * critical regions during buffer allocation, deallocation and memory
00057  * allocation and deallocation.
00058  */
00059 #ifndef SYS_LIGHTWEIGHT_PROT
00060 #define SYS_LIGHTWEIGHT_PROT            0
00061 #endif
00062 
00063 /** 
00064  * NO_SYS==1: Provides VERY minimal functionality. Otherwise,
00065  * use lwIP facilities.
00066  */
00067 #ifndef NO_SYS
00068 #define NO_SYS                          0
00069 #endif
00070 
00071 /**
00072  * MEMCPY: override this if you have a faster implementation at hand than the
00073  * one included in your C library
00074  */
00075 #ifndef MEMCPY
00076 #define MEMCPY(dst,src,len)             memcpy(dst,src,len)
00077 #endif
00078 
00079 /**
00080  * SMEMCPY: override this with care! Some compilers (e.g. gcc) can inline a
00081  * call to memcpy() if the length is known at compile time and is small.
00082  */
00083 #ifndef SMEMCPY
00084 #define SMEMCPY(dst,src,len)            memcpy(dst,src,len)
00085 #endif
00086 
00087 /*
00088    ------------------------------------
00089    ---------- Memory options ----------
00090    ------------------------------------
00091 */
00092 /**
00093  * MEM_LIBC_MALLOC==1: Use malloc/free/realloc provided by your C-library
00094  * instead of the lwip internal allocator. Can save code size if you
00095  * already use it.
00096  */
00097 #ifndef MEM_LIBC_MALLOC
00098 #define MEM_LIBC_MALLOC                 0
00099 #endif
00100 
00101 /**
00102 * MEMP_MEM_MALLOC==1: Use mem_malloc/mem_free instead of the lwip pool allocator.
00103 * Especially useful with MEM_LIBC_MALLOC but handle with care regarding execution
00104 * speed and usage from interrupts!
00105 */
00106 #ifndef MEMP_MEM_MALLOC
00107 #define MEMP_MEM_MALLOC                 0
00108 #endif
00109 
00110 /**
00111  * MEM_ALIGNMENT: should be set to the alignment of the CPU
00112  *    4 byte alignment -> #define MEM_ALIGNMENT 4
00113  *    2 byte alignment -> #define MEM_ALIGNMENT 2
00114  */
00115 #ifndef MEM_ALIGNMENT
00116 #define MEM_ALIGNMENT                   1
00117 #endif
00118 
00119 /**
00120  * MEM_SIZE: the size of the heap memory. If the application will send
00121  * a lot of data that needs to be copied, this should be set high.
00122  */
00123 #ifndef MEM_SIZE
00124 #define MEM_SIZE                        1600
00125 #endif
00126 
00127 /**
00128  * MEMP_SEPARATE_POOLS: if defined to 1, each pool is placed in its own array.
00129  * This can be used to individually change the location of each pool.
00130  * Default is one big array for all pools
00131  */
00132 #ifndef MEMP_SEPARATE_POOLS
00133 #define MEMP_SEPARATE_POOLS             0
00134 #endif
00135 
00136 /**
00137  * MEMP_OVERFLOW_CHECK: memp overflow protection reserves a configurable
00138  * amount of bytes before and after each memp element in every pool and fills
00139  * it with a prominent default value.
00140  *    MEMP_OVERFLOW_CHECK == 0 no checking
00141  *    MEMP_OVERFLOW_CHECK == 1 checks each element when it is freed
00142  *    MEMP_OVERFLOW_CHECK >= 2 checks each element in every pool every time
00143  *      memp_malloc() or memp_free() is called (useful but slow!)
00144  */
00145 #ifndef MEMP_OVERFLOW_CHECK
00146 #define MEMP_OVERFLOW_CHECK             0
00147 #endif
00148 
00149 /**
00150  * MEMP_SANITY_CHECK==1: run a sanity check after each memp_free() to make
00151  * sure that there are no cycles in the linked lists.
00152  */
00153 #ifndef MEMP_SANITY_CHECK
00154 #define MEMP_SANITY_CHECK               0
00155 #endif
00156 
00157 /**
00158  * MEM_USE_POOLS==1: Use an alternative to malloc() by allocating from a set
00159  * of memory pools of various sizes. When mem_malloc is called, an element of
00160  * the smallest pool that can provide the length needed is returned.
00161  * To use this, MEMP_USE_CUSTOM_POOLS also has to be enabled.
00162  */
00163 #ifndef MEM_USE_POOLS
00164 #define MEM_USE_POOLS                   0
00165 #endif
00166 
00167 /**
00168  * MEM_USE_POOLS_TRY_BIGGER_POOL==1: if one malloc-pool is empty, try the next
00169  * bigger pool - WARNING: THIS MIGHT WASTE MEMORY but it can make a system more
00170  * reliable. */
00171 #ifndef MEM_USE_POOLS_TRY_BIGGER_POOL
00172 #define MEM_USE_POOLS_TRY_BIGGER_POOL   0
00173 #endif
00174 
00175 /**
00176  * MEMP_USE_CUSTOM_POOLS==1: whether to include a user file lwippools.h
00177  * that defines additional pools beyond the "standard" ones required
00178  * by lwIP. If you set this to 1, you must have lwippools.h in your 
00179  * inlude path somewhere. 
00180  */
00181 #ifndef MEMP_USE_CUSTOM_POOLS
00182 #define MEMP_USE_CUSTOM_POOLS           0
00183 #endif
00184 
00185 /**
00186  * Set this to 1 if you want to free PBUF_RAM pbufs (or call mem_free()) from
00187  * interrupt context (or another context that doesn't allow waiting for a
00188  * semaphore).
00189  * If set to 1, mem_malloc will be protected by a semaphore and SYS_ARCH_PROTECT,
00190  * while mem_free will only use SYS_ARCH_PROTECT. mem_malloc SYS_ARCH_UNPROTECTs
00191  * with each loop so that mem_free can run.
00192  *
00193  * ATTENTION: As you can see from the above description, this leads to dis-/
00194  * enabling interrupts often, which can be slow! Also, on low memory, mem_malloc
00195  * can need longer.
00196  *
00197  * If you don't want that, at least for NO_SYS=0, you can still use the following
00198  * functions to enqueue a deallocation call which then runs in the tcpip_thread
00199  * context:
00200  * - pbuf_free_callback(p);
00201  * - mem_free_callback(m);
00202  */
00203 #ifndef LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT
00204 #define LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT 0
00205 #endif
00206 
00207 /*
00208    ------------------------------------------------
00209    ---------- Internal Memory Pool Sizes ----------
00210    ------------------------------------------------
00211 */
00212 /**
00213  * MEMP_NUM_PBUF: the number of memp struct pbufs (used for PBUF_ROM and PBUF_REF).
00214  * If the application sends a lot of data out of ROM (or other static memory),
00215  * this should be set high.
00216  */
00217 #ifndef MEMP_NUM_PBUF
00218 #define MEMP_NUM_PBUF                   16
00219 #endif
00220 
00221 /**
00222  * MEMP_NUM_RAW_PCB: Number of raw connection PCBs
00223  * (requires the LWIP_RAW option)
00224  */
00225 #ifndef MEMP_NUM_RAW_PCB
00226 #define MEMP_NUM_RAW_PCB                4
00227 #endif
00228 
00229 /**
00230  * MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
00231  * per active UDP "connection".
00232  * (requires the LWIP_UDP option)
00233  */
00234 #ifndef MEMP_NUM_UDP_PCB
00235 #define MEMP_NUM_UDP_PCB                4
00236 #endif
00237 
00238 /**
00239  * MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections.
00240  * (requires the LWIP_TCP option)
00241  */
00242 #ifndef MEMP_NUM_TCP_PCB
00243 #define MEMP_NUM_TCP_PCB                5
00244 #endif
00245 
00246 /**
00247  * MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections.
00248  * (requires the LWIP_TCP option)
00249  */
00250 #ifndef MEMP_NUM_TCP_PCB_LISTEN
00251 #define MEMP_NUM_TCP_PCB_LISTEN         8
00252 #endif
00253 
00254 /**
00255  * MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments.
00256  * (requires the LWIP_TCP option)
00257  */
00258 #ifndef MEMP_NUM_TCP_SEG
00259 #define MEMP_NUM_TCP_SEG                16
00260 #endif
00261 
00262 /**
00263  * MEMP_NUM_REASSDATA: the number of simultaneously IP packets queued for
00264  * reassembly (whole packets, not fragments!)
00265  */
00266 #ifndef MEMP_NUM_REASSDATA
00267 #define MEMP_NUM_REASSDATA              5
00268 #endif
00269 
00270 /**
00271  * MEMP_NUM_ARP_QUEUE: the number of simulateously queued outgoing
00272  * packets (pbufs) that are waiting for an ARP request (to resolve
00273  * their destination address) to finish.
00274  * (requires the ARP_QUEUEING option)
00275  */
00276 #ifndef MEMP_NUM_ARP_QUEUE
00277 #define MEMP_NUM_ARP_QUEUE              30
00278 #endif
00279 
00280 /**
00281  * MEMP_NUM_IGMP_GROUP: The number of multicast groups whose network interfaces
00282  * can be members et the same time (one per netif - allsystems group -, plus one
00283  * per netif membership).
00284  * (requires the LWIP_IGMP option)
00285  */
00286 #ifndef MEMP_NUM_IGMP_GROUP
00287 #define MEMP_NUM_IGMP_GROUP             8
00288 #endif
00289 
00290 /**
00291  * MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts.
00292  * (requires NO_SYS==0)
00293  */
00294 #ifndef MEMP_NUM_SYS_TIMEOUT
00295 #define MEMP_NUM_SYS_TIMEOUT            3
00296 #endif
00297 
00298 /**
00299  * MEMP_NUM_NETBUF: the number of struct netbufs.
00300  * (only needed if you use the sequential API, like api_lib.c)
00301  */
00302 #ifndef MEMP_NUM_NETBUF
00303 #define MEMP_NUM_NETBUF                 2
00304 #endif
00305 
00306 /**
00307  * MEMP_NUM_NETCONN: the number of struct netconns.
00308  * (only needed if you use the sequential API, like api_lib.c)
00309  */
00310 #ifndef MEMP_NUM_NETCONN
00311 #define MEMP_NUM_NETCONN                4
00312 #endif
00313 
00314 /**
00315  * MEMP_NUM_TCPIP_MSG_API: the number of struct tcpip_msg, which are used
00316  * for callback/timeout API communication. 
00317  * (only needed if you use tcpip.c)
00318  */
00319 #ifndef MEMP_NUM_TCPIP_MSG_API
00320 #define MEMP_NUM_TCPIP_MSG_API          8
00321 #endif
00322 
00323 /**
00324  * MEMP_NUM_TCPIP_MSG_INPKT: the number of struct tcpip_msg, which are used
00325  * for incoming packets. 
00326  * (only needed if you use tcpip.c)
00327  */
00328 #ifndef MEMP_NUM_TCPIP_MSG_INPKT
00329 #define MEMP_NUM_TCPIP_MSG_INPKT        8
00330 #endif
00331 
00332 /**
00333  * MEMP_NUM_SNMP_NODE: the number of leafs in the SNMP tree.
00334  */
00335 #ifndef MEMP_NUM_SNMP_NODE
00336 #define MEMP_NUM_SNMP_NODE              50
00337 #endif
00338 
00339 /**
00340  * MEMP_NUM_SNMP_ROOTNODE: the number of branches in the SNMP tree.
00341  * Every branch has one leaf (MEMP_NUM_SNMP_NODE) at least!
00342  */
00343 #ifndef MEMP_NUM_SNMP_ROOTNODE
00344 #define MEMP_NUM_SNMP_ROOTNODE          30
00345 #endif
00346 
00347 /**
00348  * MEMP_NUM_SNMP_VARBIND: the number of concurrent requests (does not have to
00349  * be changed normally) - 2 of these are used per request (1 for input,
00350  * 1 for output)
00351  */
00352 #ifndef MEMP_NUM_SNMP_VARBIND
00353 #define MEMP_NUM_SNMP_VARBIND           2
00354 #endif
00355 
00356 /**
00357  * MEMP_NUM_SNMP_VALUE: the number of OID or values concurrently used
00358  * (does not have to be changed normally) - 3 of these are used per request
00359  * (1 for the value read and 2 for OIDs - input and output)
00360  */
00361 #ifndef MEMP_NUM_SNMP_VALUE
00362 #define MEMP_NUM_SNMP_VALUE             3
00363 #endif
00364 
00365 /**
00366  * MEMP_NUM_NETDB: the number of concurrently running lwip_addrinfo() calls
00367  * (before freeing the corresponding memory using lwip_freeaddrinfo()).
00368  */
00369 #ifndef MEMP_NUM_NETDB
00370 #define MEMP_NUM_NETDB                  1
00371 #endif
00372 
00373 /**
00374  * PBUF_POOL_SIZE: the number of buffers in the pbuf pool. 
00375  */
00376 #ifndef PBUF_POOL_SIZE
00377 #define PBUF_POOL_SIZE                  16
00378 #endif
00379 
00380 /*
00381    ---------------------------------
00382    ---------- ARP options ----------
00383    ---------------------------------
00384 */
00385 /**
00386  * LWIP_ARP==1: Enable ARP functionality.
00387  */
00388 #ifndef LWIP_ARP
00389 #define LWIP_ARP                        1
00390 #endif
00391 
00392 /**
00393  * ARP_TABLE_SIZE: Number of active MAC-IP address pairs cached.
00394  */
00395 #ifndef ARP_TABLE_SIZE
00396 #define ARP_TABLE_SIZE                  10
00397 #endif
00398 
00399 /**
00400  * ARP_QUEUEING==1: Outgoing packets are queued during hardware address
00401  * resolution.
00402  */
00403 #ifndef ARP_QUEUEING
00404 #define ARP_QUEUEING                    1
00405 #endif
00406 
00407 /**
00408  * ETHARP_TRUST_IP_MAC==1: Incoming IP packets cause the ARP table to be
00409  * updated with the source MAC and IP addresses supplied in the packet.
00410  * You may want to disable this if you do not trust LAN peers to have the
00411  * correct addresses, or as a limited approach to attempt to handle
00412  * spoofing. If disabled, lwIP will need to make a new ARP request if
00413  * the peer is not already in the ARP table, adding a little latency.
00414  * The peer *is* in the ARP table if it requested our address before.
00415  * Also notice that this slows down input processing of every IP packet!
00416  */
00417 #ifndef ETHARP_TRUST_IP_MAC
00418 #define ETHARP_TRUST_IP_MAC             0
00419 #endif
00420 
00421 /**
00422  * ETHARP_SUPPORT_VLAN==1: support receiving ethernet packets with VLAN header.
00423  * Additionally, you can define ETHARP_VLAN_CHECK to an u16_t VLAN ID to check.
00424  * If ETHARP_VLAN_CHECK is defined, only VLAN-traffic for this VLAN is accepted.
00425  * If ETHARP_VLAN_CHECK is not defined, all traffic is accepted.
00426  */
00427 #ifndef ETHARP_SUPPORT_VLAN
00428 #define ETHARP_SUPPORT_VLAN             0
00429 #endif
00430 
00431 /** LWIP_ETHERNET==1: enable ethernet support for PPPoE even though ARP
00432  * might be disabled
00433  */
00434 #ifndef LWIP_ETHERNET
00435 #define LWIP_ETHERNET                   (LWIP_ARP || PPPOE_SUPPORT)
00436 #endif
00437 
00438 /** ETH_PAD_SIZE: number of bytes added before the ethernet header to ensure
00439  * alignment of payload after that header. Since the header is 14 bytes long,
00440  * without this padding e.g. addresses in the IP header will not be aligned
00441  * on a 32-bit boundary, so setting this to 2 can speed up 32-bit-platforms.
00442  */
00443 #ifndef ETH_PAD_SIZE
00444 #define ETH_PAD_SIZE                    0
00445 #endif
00446 
00447 /*
00448    --------------------------------
00449    ---------- IP options ----------
00450    --------------------------------
00451 */
00452 /**
00453  * IP_FORWARD==1: Enables the ability to forward IP packets across network
00454  * interfaces. If you are going to run lwIP on a device with only one network
00455  * interface, define this to 0.
00456  */
00457 #ifndef IP_FORWARD
00458 #define IP_FORWARD                      0
00459 #endif
00460 
00461 /**
00462  * IP_OPTIONS_ALLOWED: Defines the behavior for IP options.
00463  *      IP_OPTIONS_ALLOWED==0: All packets with IP options are dropped.
00464  *      IP_OPTIONS_ALLOWED==1: IP options are allowed (but not parsed).
00465  */
00466 #ifndef IP_OPTIONS_ALLOWED
00467 #define IP_OPTIONS_ALLOWED              1
00468 #endif
00469 
00470 /**
00471  * IP_REASSEMBLY==1: Reassemble incoming fragmented IP packets. Note that
00472  * this option does not affect outgoing packet sizes, which can be controlled
00473  * via IP_FRAG.
00474  */
00475 #ifndef IP_REASSEMBLY
00476 #define IP_REASSEMBLY                   1
00477 #endif
00478 
00479 /**
00480  * IP_FRAG==1: Fragment outgoing IP packets if their size exceeds MTU. Note
00481  * that this option does not affect incoming packet sizes, which can be
00482  * controlled via IP_REASSEMBLY.
00483  */
00484 #ifndef IP_FRAG
00485 #define IP_FRAG                         1
00486 #endif
00487 
00488 /**
00489  * IP_REASS_MAXAGE: Maximum time (in multiples of IP_TMR_INTERVAL - so seconds, normally)
00490  * a fragmented IP packet waits for all fragments to arrive. If not all fragments arrived
00491  * in this time, the whole packet is discarded.
00492  */
00493 #ifndef IP_REASS_MAXAGE
00494 #define IP_REASS_MAXAGE                 3
00495 #endif
00496 
00497 /**
00498  * IP_REASS_MAX_PBUFS: Total maximum amount of pbufs waiting to be reassembled.
00499  * Since the received pbufs are enqueued, be sure to configure
00500  * PBUF_POOL_SIZE > IP_REASS_MAX_PBUFS so that the stack is still able to receive
00501  * packets even if the maximum amount of fragments is enqueued for reassembly!
00502  */
00503 #ifndef IP_REASS_MAX_PBUFS
00504 #define IP_REASS_MAX_PBUFS              10
00505 #endif
00506 
00507 /**
00508  * IP_FRAG_USES_STATIC_BUF==1: Use a static MTU-sized buffer for IP
00509  * fragmentation. Otherwise pbufs are allocated and reference the original
00510  * packet data to be fragmented.
00511  */
00512 #ifndef IP_FRAG_USES_STATIC_BUF
00513 #define IP_FRAG_USES_STATIC_BUF         1
00514 #endif
00515 
00516 /**
00517  * IP_FRAG_MAX_MTU: Assumed max MTU on any interface for IP frag buffer
00518  * (requires IP_FRAG_USES_STATIC_BUF==1)
00519  */
00520 #if IP_FRAG_USES_STATIC_BUF && !defined(IP_FRAG_MAX_MTU)
00521 #define IP_FRAG_MAX_MTU                 1500
00522 #endif
00523 
00524 /**
00525  * IP_DEFAULT_TTL: Default value for Time-To-Live used by transport layers.
00526  */
00527 #ifndef IP_DEFAULT_TTL
00528 #define IP_DEFAULT_TTL                  255
00529 #endif
00530 
00531 /**
00532  * IP_SOF_BROADCAST=1: Use the SOF_BROADCAST field to enable broadcast
00533  * filter per pcb on udp and raw send operations. To enable broadcast filter
00534  * on recv operations, you also have to set IP_SOF_BROADCAST_RECV=1.
00535  */
00536 #ifndef IP_SOF_BROADCAST
00537 #define IP_SOF_BROADCAST                0
00538 #endif
00539 
00540 /**
00541  * IP_SOF_BROADCAST_RECV (requires IP_SOF_BROADCAST=1) enable the broadcast
00542  * filter on recv operations.
00543  */
00544 #ifndef IP_SOF_BROADCAST_RECV
00545 #define IP_SOF_BROADCAST_RECV           0
00546 #endif
00547 
00548 /*
00549    ----------------------------------
00550    ---------- ICMP options ----------
00551    ----------------------------------
00552 */
00553 /**
00554  * LWIP_ICMP==1: Enable ICMP module inside the IP stack.
00555  * Be careful, disable that make your product non-compliant to RFC1122
00556  */
00557 #ifndef LWIP_ICMP
00558 #define LWIP_ICMP                       1
00559 #endif
00560 
00561 /**
00562  * ICMP_TTL: Default value for Time-To-Live used by ICMP packets.
00563  */
00564 #ifndef ICMP_TTL
00565 #define ICMP_TTL                       (IP_DEFAULT_TTL)
00566 #endif
00567 
00568 /**
00569  * LWIP_BROADCAST_PING==1: respond to broadcast pings (default is unicast only)
00570  */
00571 #ifndef LWIP_BROADCAST_PING
00572 #define LWIP_BROADCAST_PING             0
00573 #endif
00574 
00575 /**
00576  * LWIP_MULTICAST_PING==1: respond to multicast pings (default is unicast only)
00577  */
00578 #ifndef LWIP_MULTICAST_PING
00579 #define LWIP_MULTICAST_PING             0
00580 #endif
00581 
00582 /*
00583    ---------------------------------
00584    ---------- RAW options ----------
00585    ---------------------------------
00586 */
00587 /**
00588  * LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
00589  */
00590 #ifndef LWIP_RAW
00591 #define LWIP_RAW                        1
00592 #endif
00593 
00594 /**
00595  * LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
00596  */
00597 #ifndef RAW_TTL
00598 #define RAW_TTL                        (IP_DEFAULT_TTL)
00599 #endif
00600 
00601 /*
00602    ----------------------------------
00603    ---------- DHCP options ----------
00604    ----------------------------------
00605 */
00606 /**
00607  * LWIP_DHCP==1: Enable DHCP module.
00608  */
00609 #ifndef LWIP_DHCP
00610 #define LWIP_DHCP                       0
00611 #endif
00612 
00613 /**
00614  * DHCP_DOES_ARP_CHECK==1: Do an ARP check on the offered address.
00615  */
00616 #ifndef DHCP_DOES_ARP_CHECK
00617 #define DHCP_DOES_ARP_CHECK             ((LWIP_DHCP) && (LWIP_ARP))
00618 #endif
00619 
00620 /*
00621    ------------------------------------
00622    ---------- AUTOIP options ----------
00623    ------------------------------------
00624 */
00625 /**
00626  * LWIP_AUTOIP==1: Enable AUTOIP module.
00627  */
00628 #ifndef LWIP_AUTOIP
00629 #define LWIP_AUTOIP                     0
00630 #endif
00631 
00632 /**
00633  * LWIP_DHCP_AUTOIP_COOP==1: Allow DHCP and AUTOIP to be both enabled on
00634  * the same interface at the same time.
00635  */
00636 #ifndef LWIP_DHCP_AUTOIP_COOP
00637 #define LWIP_DHCP_AUTOIP_COOP           0
00638 #endif
00639 
00640 /**
00641  * LWIP_DHCP_AUTOIP_COOP_TRIES: Set to the number of DHCP DISCOVER probes
00642  * that should be sent before falling back on AUTOIP. This can be set
00643  * as low as 1 to get an AutoIP address very quickly, but you should
00644  * be prepared to handle a changing IP address when DHCP overrides
00645  * AutoIP.
00646  */
00647 #ifndef LWIP_DHCP_AUTOIP_COOP_TRIES
00648 #define LWIP_DHCP_AUTOIP_COOP_TRIES     9
00649 #endif
00650 
00651 /*
00652    ----------------------------------
00653    ---------- SNMP options ----------
00654    ----------------------------------
00655 */
00656 /**
00657  * LWIP_SNMP==1: Turn on SNMP module. UDP must be available for SNMP
00658  * transport.
00659  */
00660 #ifndef LWIP_SNMP
00661 #define LWIP_SNMP                       0
00662 #endif
00663 
00664 /**
00665  * SNMP_CONCURRENT_REQUESTS: Number of concurrent requests the module will
00666  * allow. At least one request buffer is required.
00667  * Does not have to be changed unless external MIBs answer request asynchronously
00668  */
00669 #ifndef SNMP_CONCURRENT_REQUESTS
00670 #define SNMP_CONCURRENT_REQUESTS        1
00671 #endif
00672 
00673 /**
00674  * SNMP_TRAP_DESTINATIONS: Number of trap destinations. At least one trap
00675  * destination is required
00676  */
00677 #ifndef SNMP_TRAP_DESTINATIONS
00678 #define SNMP_TRAP_DESTINATIONS          1
00679 #endif
00680 
00681 /**
00682  * SNMP_PRIVATE_MIB: 
00683  * When using a private MIB, you have to create a file 'private_mib.h' that contains
00684  * a 'struct mib_array_node mib_private' which contains your MIB.
00685  */
00686 #ifndef SNMP_PRIVATE_MIB
00687 #define SNMP_PRIVATE_MIB                0
00688 #endif
00689 
00690 /**
00691  * Only allow SNMP write actions that are 'safe' (e.g. disabeling netifs is not
00692  * a safe action and disabled when SNMP_SAFE_REQUESTS = 1).
00693  * Unsafe requests are disabled by default!
00694  */
00695 #ifndef SNMP_SAFE_REQUESTS
00696 #define SNMP_SAFE_REQUESTS              1
00697 #endif
00698 
00699 /**
00700  * The maximum length of strings used. This affects the size of
00701  * MEMP_SNMP_VALUE elements.
00702  */
00703 #ifndef SNMP_MAX_OCTET_STRING_LEN
00704 #define SNMP_MAX_OCTET_STRING_LEN       127
00705 #endif
00706 
00707 /**
00708  * The maximum depth of the SNMP tree.
00709  * With private MIBs enabled, this depends on your MIB!
00710  * This affects the size of MEMP_SNMP_VALUE elements.
00711  */
00712 #ifndef SNMP_MAX_TREE_DEPTH
00713 #define SNMP_MAX_TREE_DEPTH             15
00714 #endif
00715 
00716 /**
00717  * The size of the MEMP_SNMP_VALUE elements, normally calculated from
00718  * SNMP_MAX_OCTET_STRING_LEN and SNMP_MAX_TREE_DEPTH.
00719  */
00720 #ifndef SNMP_MAX_VALUE_SIZE
00721 #define SNMP_MAX_VALUE_SIZE             LWIP_MAX((SNMP_MAX_OCTET_STRING_LEN)+1, sizeof(s32_t)*(SNMP_MAX_TREE_DEPTH))
00722 #endif
00723 
00724 /*
00725    ----------------------------------
00726    ---------- IGMP options ----------
00727    ----------------------------------
00728 */
00729 /**
00730  * LWIP_IGMP==1: Turn on IGMP module. 
00731  */
00732 #ifndef LWIP_IGMP
00733 #define LWIP_IGMP                       0
00734 #endif
00735 
00736 /*
00737    ----------------------------------
00738    ---------- DNS options -----------
00739    ----------------------------------
00740 */
00741 /**
00742  * LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS
00743  * transport.
00744  */
00745 #ifndef LWIP_DNS
00746 #define LWIP_DNS                        0
00747 #endif
00748 
00749 /** DNS maximum number of entries to maintain locally. */
00750 #ifndef DNS_TABLE_SIZE
00751 #define DNS_TABLE_SIZE                  4
00752 #endif
00753 
00754 /** DNS maximum host name length supported in the name table. */
00755 #ifndef DNS_MAX_NAME_LENGTH
00756 #define DNS_MAX_NAME_LENGTH             256
00757 #endif
00758 
00759 /** The maximum of DNS servers */
00760 #ifndef DNS_MAX_SERVERS
00761 #define DNS_MAX_SERVERS                 2
00762 #endif
00763 
00764 /** DNS do a name checking between the query and the response. */
00765 #ifndef DNS_DOES_NAME_CHECK
00766 #define DNS_DOES_NAME_CHECK             1
00767 #endif
00768 
00769 /** DNS message max. size. Default value is RFC compliant. */
00770 #ifndef DNS_MSG_SIZE
00771 #define DNS_MSG_SIZE                    512
00772 #endif
00773 
00774 /** DNS_LOCAL_HOSTLIST: Implements a local host-to-address list. If enabled,
00775  *  you have to define
00776  *    #define DNS_LOCAL_HOSTLIST_INIT {{"host1", 0x123}, {"host2", 0x234}}
00777  *  (an array of structs name/address, where address is an u32_t in network
00778  *  byte order).
00779  *
00780  *  Instead, you can also use an external function:
00781  *  #define DNS_LOOKUP_LOCAL_EXTERN(x) extern u32_t my_lookup_function(const char *name)
00782  *  that returns the IP address or INADDR_NONE if not found.
00783  */
00784 #ifndef DNS_LOCAL_HOSTLIST
00785 #define DNS_LOCAL_HOSTLIST              0
00786 #endif /* DNS_LOCAL_HOSTLIST */
00787 
00788 /** If this is turned on, the local host-list can be dynamically changed
00789  *  at runtime. */
00790 #ifndef DNS_LOCAL_HOSTLIST_IS_DYNAMIC
00791 #define DNS_LOCAL_HOSTLIST_IS_DYNAMIC   0
00792 #endif /* DNS_LOCAL_HOSTLIST_IS_DYNAMIC */
00793 
00794 /*
00795    ---------------------------------
00796    ---------- UDP options ----------
00797    ---------------------------------
00798 */
00799 /**
00800  * LWIP_UDP==1: Turn on UDP.
00801  */
00802 #ifndef LWIP_UDP
00803 #define LWIP_UDP                        1
00804 #endif
00805 
00806 /**
00807  * LWIP_UDPLITE==1: Turn on UDP-Lite. (Requires LWIP_UDP)
00808  */
00809 #ifndef LWIP_UDPLITE
00810 #define LWIP_UDPLITE                    0
00811 #endif
00812 
00813 /**
00814  * UDP_TTL: Default Time-To-Live value.
00815  */
00816 #ifndef UDP_TTL
00817 #define UDP_TTL                         (IP_DEFAULT_TTL)
00818 #endif
00819 
00820 /**
00821  * LWIP_NETBUF_RECVINFO==1: append destination addr and port to every netbuf.
00822  */
00823 #ifndef LWIP_NETBUF_RECVINFO
00824 #define LWIP_NETBUF_RECVINFO            0
00825 #endif
00826 
00827 /*
00828    ---------------------------------
00829    ---------- TCP options ----------
00830    ---------------------------------
00831 */
00832 /**
00833  * LWIP_TCP==1: Turn on TCP.
00834  */
00835 #ifndef LWIP_TCP
00836 #define LWIP_TCP                        1
00837 #endif
00838 
00839 /**
00840  * TCP_TTL: Default Time-To-Live value.
00841  */
00842 #ifndef TCP_TTL
00843 #define TCP_TTL                         (IP_DEFAULT_TTL)
00844 #endif
00845 
00846 /**
00847  * TCP_WND: The size of a TCP window.  This must be at least 
00848  * (2 * TCP_MSS) for things to work well
00849  */
00850 #ifndef TCP_WND
00851 #define TCP_WND                         (4 * TCP_MSS)
00852 #endif 
00853 
00854 /**
00855  * TCP_MAXRTX: Maximum number of retransmissions of data segments.
00856  */
00857 #ifndef TCP_MAXRTX
00858 #define TCP_MAXRTX                      12
00859 #endif
00860 
00861 /**
00862  * TCP_SYNMAXRTX: Maximum number of retransmissions of SYN segments.
00863  */
00864 #ifndef TCP_SYNMAXRTX
00865 #define TCP_SYNMAXRTX                   6
00866 #endif
00867 
00868 /**
00869  * TCP_QUEUE_OOSEQ==1: TCP will queue segments that arrive out of order.
00870  * Define to 0 if your device is low on memory.
00871  */
00872 #ifndef TCP_QUEUE_OOSEQ
00873 #define TCP_QUEUE_OOSEQ                 (LWIP_TCP)
00874 #endif
00875 
00876 /**
00877  * TCP_MSS: TCP Maximum segment size. (default is 536, a conservative default,
00878  * you might want to increase this.)
00879  * For the receive side, this MSS is advertised to the remote side
00880  * when opening a connection. For the transmit size, this MSS sets
00881  * an upper limit on the MSS advertised by the remote host.
00882  */
00883 #ifndef TCP_MSS
00884 #define TCP_MSS                         536
00885 #endif
00886 
00887 /**
00888  * TCP_CALCULATE_EFF_SEND_MSS: "The maximum size of a segment that TCP really
00889  * sends, the 'effective send MSS,' MUST be the smaller of the send MSS (which
00890  * reflects the available reassembly buffer size at the remote host) and the
00891  * largest size permitted by the IP layer" (RFC 1122)
00892  * Setting this to 1 enables code that checks TCP_MSS against the MTU of the
00893  * netif used for a connection and limits the MSS if it would be too big otherwise.
00894  */
00895 #ifndef TCP_CALCULATE_EFF_SEND_MSS
00896 #define TCP_CALCULATE_EFF_SEND_MSS      1
00897 #endif
00898 
00899 
00900 /**
00901  * TCP_SND_BUF: TCP sender buffer space (bytes). 
00902  */
00903 #ifndef TCP_SND_BUF
00904 #define TCP_SND_BUF                     256
00905 #endif
00906 
00907 /**
00908  * TCP_SND_QUEUELEN: TCP sender buffer space (pbufs). This must be at least
00909  * as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work.
00910  */
00911 #ifndef TCP_SND_QUEUELEN
00912 #define TCP_SND_QUEUELEN                (4 * (TCP_SND_BUF)/(TCP_MSS))
00913 #endif
00914 
00915 /**
00916  * TCP_SNDLOWAT: TCP writable space (bytes). This must be less than
00917  * TCP_SND_BUF. It is the amount of space which must be available in the
00918  * TCP snd_buf for select to return writable (combined with TCP_SNDQUEUELOWAT).
00919  */
00920 #ifndef TCP_SNDLOWAT
00921 #define TCP_SNDLOWAT                    ((TCP_SND_BUF)/2)
00922 #endif
00923 
00924 /**
00925  * TCP_SNDQUEUELOWAT: TCP writable bufs (pbuf count). This must be grater
00926  * than TCP_SND_QUEUELEN. If the number of pbufs queued on a pcb drops below
00927  * this number, select returns writable (combined with TCP_SNDLOWAT).
00928  */
00929 #ifndef TCP_SNDQUEUELOWAT
00930 #define TCP_SNDQUEUELOWAT               ((TCP_SND_QUEUELEN)/2)
00931 #endif
00932 
00933 /**
00934  * TCP_LISTEN_BACKLOG: Enable the backlog option for tcp listen pcb.
00935  */
00936 #ifndef TCP_LISTEN_BACKLOG
00937 #define TCP_LISTEN_BACKLOG              0
00938 #endif
00939 
00940 /**
00941  * The maximum allowed backlog for TCP listen netconns.
00942  * This backlog is used unless another is explicitly specified.
00943  * 0xff is the maximum (u8_t).
00944  */
00945 #ifndef TCP_DEFAULT_LISTEN_BACKLOG
00946 #define TCP_DEFAULT_LISTEN_BACKLOG      0xff
00947 #endif
00948 
00949 /**
00950  * TCP_OVERSIZE: The maximum number of bytes that tcp_write may
00951  * allocate ahead of time in an attempt to create shorter pbuf chains
00952  * for transmission. The meaningful range is 0 to TCP_MSS. Some
00953  * suggested values are:
00954  *
00955  * 0:         Disable oversized allocation. Each tcp_write() allocates a new
00956               pbuf (old behaviour).
00957  * 1:         Allocate size-aligned pbufs with minimal excess. Use this if your
00958  *            scatter-gather DMA requires aligned fragments.
00959  * 128:       Limit the pbuf/memory overhead to 20%.
00960  * TCP_MSS:   Try to create unfragmented TCP packets.
00961  * TCP_MSS/4: Try to create 4 fragments or less per TCP packet.
00962  */
00963 #ifndef TCP_OVERSIZE
00964 #define TCP_OVERSIZE                    TCP_MSS
00965 #endif
00966 
00967 /**
00968  * LWIP_TCP_TIMESTAMPS==1: support the TCP timestamp option.
00969  */
00970 #ifndef LWIP_TCP_TIMESTAMPS
00971 #define LWIP_TCP_TIMESTAMPS             0
00972 #endif
00973 
00974 /**
00975  * TCP_WND_UPDATE_THRESHOLD: difference in window to trigger an
00976  * explicit window update
00977  */
00978 #ifndef TCP_WND_UPDATE_THRESHOLD
00979 #define TCP_WND_UPDATE_THRESHOLD   (TCP_WND / 4)
00980 #endif
00981 
00982 /**
00983  * LWIP_EVENT_API and LWIP_CALLBACK_API: Only one of these should be set to 1.
00984  *     LWIP_EVENT_API==1: The user defines lwip_tcp_event() to receive all
00985  *         events (accept, sent, etc) that happen in the system.
00986  *     LWIP_CALLBACK_API==1: The PCB callback function is called directly
00987  *         for the event.
00988  */
00989 #ifndef LWIP_EVENT_API
00990 #define LWIP_EVENT_API                  0
00991 #define LWIP_CALLBACK_API               1
00992 #else 
00993 #define LWIP_EVENT_API                  1
00994 #define LWIP_CALLBACK_API               0
00995 #endif
00996 
00997 
00998 /*
00999    ----------------------------------
01000    ---------- Pbuf options ----------
01001    ----------------------------------
01002 */
01003 /**
01004  * PBUF_LINK_HLEN: the number of bytes that should be allocated for a
01005  * link level header. The default is 14, the standard value for
01006  * Ethernet.
01007  */
01008 #ifndef PBUF_LINK_HLEN
01009 #define PBUF_LINK_HLEN                  (14 + ETH_PAD_SIZE)
01010 #endif
01011 
01012 /**
01013  * PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. The default is
01014  * designed to accomodate single full size TCP frame in one pbuf, including
01015  * TCP_MSS, IP header, and link header.
01016  */
01017 #ifndef PBUF_POOL_BUFSIZE
01018 #define PBUF_POOL_BUFSIZE               LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_HLEN)
01019 #endif
01020 
01021 /*
01022    ------------------------------------------------
01023    ---------- Network Interfaces options ----------
01024    ------------------------------------------------
01025 */
01026 /**
01027  * LWIP_NETIF_HOSTNAME==1: use DHCP_OPTION_HOSTNAME with netif's hostname
01028  * field.
01029  */
01030 #ifndef LWIP_NETIF_HOSTNAME
01031 #define LWIP_NETIF_HOSTNAME             0
01032 #endif
01033 
01034 /**
01035  * LWIP_NETIF_API==1: Support netif api (in netifapi.c)
01036  */
01037 #ifndef LWIP_NETIF_API
01038 #define LWIP_NETIF_API                  0
01039 #endif
01040 
01041 /**
01042  * LWIP_NETIF_STATUS_CALLBACK==1: Support a callback function whenever an interface
01043  * changes its up/down status (i.e., due to DHCP IP acquistion)
01044  */
01045 #ifndef LWIP_NETIF_STATUS_CALLBACK
01046 #define LWIP_NETIF_STATUS_CALLBACK      0
01047 #endif
01048 
01049 /**
01050  * LWIP_NETIF_LINK_CALLBACK==1: Support a callback function from an interface
01051  * whenever the link changes (i.e., link down)
01052  */
01053 #ifndef LWIP_NETIF_LINK_CALLBACK
01054 #define LWIP_NETIF_LINK_CALLBACK        0
01055 #endif
01056 
01057 /**
01058  * LWIP_NETIF_HWADDRHINT==1: Cache link-layer-address hints (e.g. table
01059  * indices) in struct netif. TCP and UDP can make use of this to prevent
01060  * scanning the ARP table for every sent packet. While this is faster for big
01061  * ARP tables or many concurrent connections, it might be counterproductive
01062  * if you have a tiny ARP table or if there never are concurrent connections.
01063  */
01064 #ifndef LWIP_NETIF_HWADDRHINT
01065 #define LWIP_NETIF_HWADDRHINT           0
01066 #endif
01067 
01068 /**
01069  * LWIP_NETIF_LOOPBACK==1: Support sending packets with a destination IP
01070  * address equal to the netif IP address, looping them back up the stack.
01071  */
01072 #ifndef LWIP_NETIF_LOOPBACK
01073 #define LWIP_NETIF_LOOPBACK             0
01074 #endif
01075 
01076 /**
01077  * LWIP_LOOPBACK_MAX_PBUFS: Maximum number of pbufs on queue for loopback
01078  * sending for each netif (0 = disabled)
01079  */
01080 #ifndef LWIP_LOOPBACK_MAX_PBUFS
01081 #define LWIP_LOOPBACK_MAX_PBUFS         0
01082 #endif
01083 
01084 /**
01085  * LWIP_NETIF_LOOPBACK_MULTITHREADING: Indicates whether threading is enabled in
01086  * the system, as netifs must change how they behave depending on this setting
01087  * for the LWIP_NETIF_LOOPBACK option to work.
01088  * Setting this is needed to avoid reentering non-reentrant functions like
01089  * tcp_input().
01090  *    LWIP_NETIF_LOOPBACK_MULTITHREADING==1: Indicates that the user is using a
01091  *       multithreaded environment like tcpip.c. In this case, netif->input()
01092  *       is called directly.
01093  *    LWIP_NETIF_LOOPBACK_MULTITHREADING==0: Indicates a polling (or NO_SYS) setup.
01094  *       The packets are put on a list and netif_poll() must be called in
01095  *       the main application loop.
01096  */
01097 #ifndef LWIP_NETIF_LOOPBACK_MULTITHREADING
01098 #define LWIP_NETIF_LOOPBACK_MULTITHREADING    (!NO_SYS)
01099 #endif
01100 
01101 /**
01102  * LWIP_NETIF_TX_SINGLE_PBUF: if this is set to 1, lwIP tries to put all data
01103  * to be sent into one single pbuf. This is for compatibility with DMA-enabled
01104  * MACs that do not support scatter-gather.
01105  * Beware that this might involve CPU-memcpy before transmitting that would not
01106  * be needed without this flag! Use this only if you need to!
01107  *
01108  * @todo: TCP and IP-frag do not work with this, yet:
01109  */
01110 #ifndef LWIP_NETIF_TX_SINGLE_PBUF
01111 #define LWIP_NETIF_TX_SINGLE_PBUF             0
01112 #endif /* LWIP_NETIF_TX_SINGLE_PBUF */
01113 
01114 /*
01115    ------------------------------------
01116    ---------- LOOPIF options ----------
01117    ------------------------------------
01118 */
01119 /**
01120  * LWIP_HAVE_LOOPIF==1: Support loop interface (127.0.0.1) and loopif.c
01121  */
01122 #ifndef LWIP_HAVE_LOOPIF
01123 #define LWIP_HAVE_LOOPIF                0
01124 #endif
01125 
01126 /*
01127    ------------------------------------
01128    ---------- SLIPIF options ----------
01129    ------------------------------------
01130 */
01131 /**
01132  * LWIP_HAVE_SLIPIF==1: Support slip interface and slipif.c
01133  */
01134 #ifndef LWIP_HAVE_SLIPIF
01135 #define LWIP_HAVE_SLIPIF                0
01136 #endif
01137 
01138 /*
01139    ------------------------------------
01140    ---------- Thread options ----------
01141    ------------------------------------
01142 */
01143 /**
01144  * TCPIP_THREAD_NAME: The name assigned to the main tcpip thread.
01145  */
01146 #ifndef TCPIP_THREAD_NAME
01147 #define TCPIP_THREAD_NAME              "tcpip_thread"
01148 #endif
01149 
01150 /**
01151  * TCPIP_THREAD_STACKSIZE: The stack size used by the main tcpip thread.
01152  * The stack size value itself is platform-dependent, but is passed to
01153  * sys_thread_new() when the thread is created.
01154  */
01155 #ifndef TCPIP_THREAD_STACKSIZE
01156 #define TCPIP_THREAD_STACKSIZE          0
01157 #endif
01158 
01159 /**
01160  * TCPIP_THREAD_PRIO: The priority assigned to the main tcpip thread.
01161  * The priority value itself is platform-dependent, but is passed to
01162  * sys_thread_new() when the thread is created.
01163  */
01164 #ifndef TCPIP_THREAD_PRIO
01165 #define TCPIP_THREAD_PRIO               1
01166 #endif
01167 
01168 /**
01169  * TCPIP_MBOX_SIZE: The mailbox size for the tcpip thread messages
01170  * The queue size value itself is platform-dependent, but is passed to
01171  * sys_mbox_new() when tcpip_init is called.
01172  */
01173 #ifndef TCPIP_MBOX_SIZE
01174 #define TCPIP_MBOX_SIZE                 0
01175 #endif
01176 
01177 /**
01178  * SLIPIF_THREAD_NAME: The name assigned to the slipif_loop thread.
01179  */
01180 #ifndef SLIPIF_THREAD_NAME
01181 #define SLIPIF_THREAD_NAME             "slipif_loop"
01182 #endif
01183 
01184 /**
01185  * SLIP_THREAD_STACKSIZE: The stack size used by the slipif_loop thread.
01186  * The stack size value itself is platform-dependent, but is passed to
01187  * sys_thread_new() when the thread is created.
01188  */
01189 #ifndef SLIPIF_THREAD_STACKSIZE
01190 #define SLIPIF_THREAD_STACKSIZE         0
01191 #endif
01192 
01193 /**
01194  * SLIPIF_THREAD_PRIO: The priority assigned to the slipif_loop thread.
01195  * The priority value itself is platform-dependent, but is passed to
01196  * sys_thread_new() when the thread is created.
01197  */
01198 #ifndef SLIPIF_THREAD_PRIO
01199 #define SLIPIF_THREAD_PRIO              1
01200 #endif
01201 
01202 /**
01203  * PPP_THREAD_NAME: The name assigned to the pppInputThread.
01204  */
01205 #ifndef PPP_THREAD_NAME
01206 #define PPP_THREAD_NAME                "pppInputThread"
01207 #endif
01208 
01209 /**
01210  * PPP_THREAD_STACKSIZE: The stack size used by the pppInputThread.
01211  * The stack size value itself is platform-dependent, but is passed to
01212  * sys_thread_new() when the thread is created.
01213  */
01214 #ifndef PPP_THREAD_STACKSIZE
01215 #define PPP_THREAD_STACKSIZE            0
01216 #endif
01217 
01218 /**
01219  * PPP_THREAD_PRIO: The priority assigned to the pppInputThread.
01220  * The priority value itself is platform-dependent, but is passed to
01221  * sys_thread_new() when the thread is created.
01222  */
01223 #ifndef PPP_THREAD_PRIO
01224 #define PPP_THREAD_PRIO                 1
01225 #endif
01226 
01227 /**
01228  * DEFAULT_THREAD_NAME: The name assigned to any other lwIP thread.
01229  */
01230 #ifndef DEFAULT_THREAD_NAME
01231 #define DEFAULT_THREAD_NAME            "lwIP"
01232 #endif
01233 
01234 /**
01235  * DEFAULT_THREAD_STACKSIZE: The stack size used by any other lwIP thread.
01236  * The stack size value itself is platform-dependent, but is passed to
01237  * sys_thread_new() when the thread is created.
01238  */
01239 #ifndef DEFAULT_THREAD_STACKSIZE
01240 #define DEFAULT_THREAD_STACKSIZE        0
01241 #endif
01242 
01243 /**
01244  * DEFAULT_THREAD_PRIO: The priority assigned to any other lwIP thread.
01245  * The priority value itself is platform-dependent, but is passed to
01246  * sys_thread_new() when the thread is created.
01247  */
01248 #ifndef DEFAULT_THREAD_PRIO
01249 #define DEFAULT_THREAD_PRIO             1
01250 #endif
01251 
01252 /**
01253  * DEFAULT_RAW_RECVMBOX_SIZE: The mailbox size for the incoming packets on a
01254  * NETCONN_RAW. The queue size value itself is platform-dependent, but is passed
01255  * to sys_mbox_new() when the recvmbox is created.
01256  */
01257 #ifndef DEFAULT_RAW_RECVMBOX_SIZE
01258 #define DEFAULT_RAW_RECVMBOX_SIZE       0
01259 #endif
01260 
01261 /**
01262  * DEFAULT_UDP_RECVMBOX_SIZE: The mailbox size for the incoming packets on a
01263  * NETCONN_UDP. The queue size value itself is platform-dependent, but is passed
01264  * to sys_mbox_new() when the recvmbox is created.
01265  */
01266 #ifndef DEFAULT_UDP_RECVMBOX_SIZE
01267 #define DEFAULT_UDP_RECVMBOX_SIZE       0
01268 #endif
01269 
01270 /**
01271  * DEFAULT_TCP_RECVMBOX_SIZE: The mailbox size for the incoming packets on a
01272  * NETCONN_TCP. The queue size value itself is platform-dependent, but is passed
01273  * to sys_mbox_new() when the recvmbox is created.
01274  */
01275 #ifndef DEFAULT_TCP_RECVMBOX_SIZE
01276 #define DEFAULT_TCP_RECVMBOX_SIZE       0
01277 #endif
01278 
01279 /**
01280  * DEFAULT_ACCEPTMBOX_SIZE: The mailbox size for the incoming connections.
01281  * The queue size value itself is platform-dependent, but is passed to
01282  * sys_mbox_new() when the acceptmbox is created.
01283  */
01284 #ifndef DEFAULT_ACCEPTMBOX_SIZE
01285 #define DEFAULT_ACCEPTMBOX_SIZE         0
01286 #endif
01287 
01288 /*
01289    ----------------------------------------------
01290    ---------- Sequential layer options ----------
01291    ----------------------------------------------
01292 */
01293 /**
01294  * LWIP_TCPIP_CORE_LOCKING: (EXPERIMENTAL!)
01295  * Don't use it if you're not an active lwIP project member
01296  */
01297 #ifndef LWIP_TCPIP_CORE_LOCKING
01298 #define LWIP_TCPIP_CORE_LOCKING         0
01299 #endif
01300 
01301 /**
01302  * LWIP_TCPIP_CORE_LOCKING_INPUT: (EXPERIMENTAL!)
01303  * Don't use it if you're not an active lwIP project member
01304  */
01305 #ifndef LWIP_TCPIP_CORE_LOCKING_INPUT
01306 #define LWIP_TCPIP_CORE_LOCKING_INPUT   0
01307 #endif
01308 
01309 /**
01310  * LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
01311  */
01312 #ifndef LWIP_NETCONN
01313 #define LWIP_NETCONN                    1
01314 #endif
01315 
01316 /*
01317    ------------------------------------
01318    ---------- Socket options ----------
01319    ------------------------------------
01320 */
01321 /**
01322  * LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
01323  */
01324 #ifndef LWIP_SOCKET
01325 #define LWIP_SOCKET                     1
01326 #endif
01327 
01328 /**
01329  * LWIP_COMPAT_SOCKETS==1: Enable BSD-style sockets functions names.
01330  * (only used if you use sockets.c)
01331  */
01332 #ifndef LWIP_COMPAT_SOCKETS
01333 #define LWIP_COMPAT_SOCKETS             1
01334 #endif
01335 
01336 /**
01337  * LWIP_POSIX_SOCKETS_IO_NAMES==1: Enable POSIX-style sockets functions names.
01338  * Disable this option if you use a POSIX operating system that uses the same
01339  * names (read, write & close). (only used if you use sockets.c)
01340  */
01341 #ifndef LWIP_POSIX_SOCKETS_IO_NAMES
01342 #define LWIP_POSIX_SOCKETS_IO_NAMES     1
01343 #endif
01344 
01345 /**
01346  * LWIP_TCP_KEEPALIVE==1: Enable TCP_KEEPIDLE, TCP_KEEPINTVL and TCP_KEEPCNT
01347  * options processing. Note that TCP_KEEPIDLE and TCP_KEEPINTVL have to be set
01348  * in seconds. (does not require sockets.c, and will affect tcp.c)
01349  */
01350 #ifndef LWIP_TCP_KEEPALIVE
01351 #define LWIP_TCP_KEEPALIVE              0
01352 #endif
01353 
01354 /**
01355  * LWIP_SO_RCVTIMEO==1: Enable SO_RCVTIMEO processing.
01356  */
01357 #ifndef LWIP_SO_RCVTIMEO
01358 #define LWIP_SO_RCVTIMEO                0
01359 #endif
01360 
01361 /**
01362  * LWIP_SO_RCVBUF==1: Enable SO_RCVBUF processing.
01363  */
01364 #ifndef LWIP_SO_RCVBUF
01365 #define LWIP_SO_RCVBUF                  0
01366 #endif
01367 
01368 /**
01369  * If LWIP_SO_RCVBUF is used, this is the default value for recv_bufsize.
01370  */
01371 #ifndef RECV_BUFSIZE_DEFAULT
01372 #define RECV_BUFSIZE_DEFAULT            INT_MAX
01373 #endif
01374 
01375 /**
01376  * SO_REUSE==1: Enable SO_REUSEADDR and SO_REUSEPORT options. DO NOT USE!
01377  */
01378 #ifndef SO_REUSE
01379 #define SO_REUSE                        0
01380 #endif
01381 
01382 /*
01383    ----------------------------------------
01384    ---------- Statistics options ----------
01385    ----------------------------------------
01386 */
01387 /**
01388  * LWIP_STATS==1: Enable statistics collection in lwip_stats.
01389  */
01390 #ifndef LWIP_STATS
01391 #define LWIP_STATS                      1
01392 #endif
01393 
01394 #if LWIP_STATS
01395 
01396 /**
01397  * LWIP_STATS_DISPLAY==1: Compile in the statistics output functions.
01398  */
01399 #ifndef LWIP_STATS_DISPLAY
01400 #define LWIP_STATS_DISPLAY              0
01401 #endif
01402 
01403 /**
01404  * LINK_STATS==1: Enable link stats.
01405  */
01406 #ifndef LINK_STATS
01407 #define LINK_STATS                      1
01408 #endif
01409 
01410 /**
01411  * ETHARP_STATS==1: Enable etharp stats.
01412  */
01413 #ifndef ETHARP_STATS
01414 #define ETHARP_STATS                    (LWIP_ARP)
01415 #endif
01416 
01417 /**
01418  * IP_STATS==1: Enable IP stats.
01419  */
01420 #ifndef IP_STATS
01421 #define IP_STATS                        1
01422 #endif
01423 
01424 /**
01425  * IPFRAG_STATS==1: Enable IP fragmentation stats. Default is
01426  * on if using either frag or reass.
01427  */
01428 #ifndef IPFRAG_STATS
01429 #define IPFRAG_STATS                    (IP_REASSEMBLY || IP_FRAG)
01430 #endif
01431 
01432 /**
01433  * ICMP_STATS==1: Enable ICMP stats.
01434  */
01435 #ifndef ICMP_STATS
01436 #define ICMP_STATS                      1
01437 #endif
01438 
01439 /**
01440  * IGMP_STATS==1: Enable IGMP stats.
01441  */
01442 #ifndef IGMP_STATS
01443 #define IGMP_STATS                      (LWIP_IGMP)
01444 #endif
01445 
01446 /**
01447  * UDP_STATS==1: Enable UDP stats. Default is on if
01448  * UDP enabled, otherwise off.
01449  */
01450 #ifndef UDP_STATS
01451 #define UDP_STATS                       (LWIP_UDP)
01452 #endif
01453 
01454 /**
01455  * TCP_STATS==1: Enable TCP stats. Default is on if TCP
01456  * enabled, otherwise off.
01457  */
01458 #ifndef TCP_STATS
01459 #define TCP_STATS                       (LWIP_TCP)
01460 #endif
01461 
01462 /**
01463  * MEM_STATS==1: Enable mem.c stats.
01464  */
01465 #ifndef MEM_STATS
01466 #define MEM_STATS                       ((MEM_LIBC_MALLOC == 0) && (MEM_USE_POOLS == 0))
01467 #endif
01468 
01469 /**
01470  * MEMP_STATS==1: Enable memp.c pool stats.
01471  */
01472 #ifndef MEMP_STATS
01473 #define MEMP_STATS                      (MEMP_MEM_MALLOC == 0)
01474 #endif
01475 
01476 /**
01477  * SYS_STATS==1: Enable system stats (sem and mbox counts, etc).
01478  */
01479 #ifndef SYS_STATS
01480 #define SYS_STATS                       (NO_SYS == 0)
01481 #endif
01482 
01483 #else
01484 
01485 #define LINK_STATS                      0
01486 #define IP_STATS                        0
01487 #define IPFRAG_STATS                    0
01488 #define ICMP_STATS                      0
01489 #define IGMP_STATS                      0
01490 #define UDP_STATS                       0
01491 #define TCP_STATS                       0
01492 #define MEM_STATS                       0
01493 #define MEMP_STATS                      0
01494 #define SYS_STATS                       0
01495 #define LWIP_STATS_DISPLAY              0
01496 
01497 #endif /* LWIP_STATS */
01498 
01499 /*
01500    ---------------------------------
01501    ---------- PPP options ----------
01502    ---------------------------------
01503 */
01504 /**
01505  * PPP_SUPPORT==1: Enable PPP.
01506  */
01507 #ifndef PPP_SUPPORT
01508 #define PPP_SUPPORT                     0
01509 #endif
01510 
01511 /**
01512  * PPPOE_SUPPORT==1: Enable PPP Over Ethernet
01513  */
01514 #ifndef PPPOE_SUPPORT
01515 #define PPPOE_SUPPORT                   0
01516 #endif
01517 
01518 /**
01519  * PPPOS_SUPPORT==1: Enable PPP Over Serial
01520  */
01521 #ifndef PPPOS_SUPPORT
01522 #define PPPOS_SUPPORT                   PPP_SUPPORT
01523 #endif
01524 
01525 #if PPP_SUPPORT
01526 
01527 /**
01528  * NUM_PPP: Max PPP sessions.
01529  */
01530 #ifndef NUM_PPP
01531 #define NUM_PPP                         1
01532 #endif
01533 
01534 /**
01535  * PAP_SUPPORT==1: Support PAP.
01536  */
01537 #ifndef PAP_SUPPORT
01538 #define PAP_SUPPORT                     0
01539 #endif
01540 
01541 /**
01542  * CHAP_SUPPORT==1: Support CHAP.
01543  */
01544 #ifndef CHAP_SUPPORT
01545 #define CHAP_SUPPORT                    0
01546 #endif
01547 
01548 /**
01549  * MSCHAP_SUPPORT==1: Support MSCHAP. CURRENTLY NOT SUPPORTED! DO NOT SET!
01550  */
01551 #ifndef MSCHAP_SUPPORT
01552 #define MSCHAP_SUPPORT                  0
01553 #endif
01554 
01555 /**
01556  * CBCP_SUPPORT==1: Support CBCP. CURRENTLY NOT SUPPORTED! DO NOT SET!
01557  */
01558 #ifndef CBCP_SUPPORT
01559 #define CBCP_SUPPORT                    0
01560 #endif
01561 
01562 /**
01563  * CCP_SUPPORT==1: Support CCP. CURRENTLY NOT SUPPORTED! DO NOT SET!
01564  */
01565 #ifndef CCP_SUPPORT
01566 #define CCP_SUPPORT                     0
01567 #endif
01568 
01569 /**
01570  * VJ_SUPPORT==1: Support VJ header compression.
01571  */
01572 #ifndef VJ_SUPPORT
01573 #define VJ_SUPPORT                      0
01574 #endif
01575 
01576 /**
01577  * MD5_SUPPORT==1: Support MD5 (see also CHAP).
01578  */
01579 #ifndef MD5_SUPPORT
01580 #define MD5_SUPPORT                     0
01581 #endif
01582 
01583 /*
01584  * Timeouts
01585  */
01586 #ifndef FSM_DEFTIMEOUT
01587 #define FSM_DEFTIMEOUT                  6       /* Timeout time in seconds */
01588 #endif
01589 
01590 #ifndef FSM_DEFMAXTERMREQS
01591 #define FSM_DEFMAXTERMREQS              2       /* Maximum Terminate-Request transmissions */
01592 #endif
01593 
01594 #ifndef FSM_DEFMAXCONFREQS
01595 #define FSM_DEFMAXCONFREQS              10      /* Maximum Configure-Request transmissions */
01596 #endif
01597 
01598 #ifndef FSM_DEFMAXNAKLOOPS
01599 #define FSM_DEFMAXNAKLOOPS              5       /* Maximum number of nak loops */
01600 #endif
01601 
01602 #ifndef UPAP_DEFTIMEOUT
01603 #define UPAP_DEFTIMEOUT                 6       /* Timeout (seconds) for retransmitting req */
01604 #endif
01605 
01606 #ifndef UPAP_DEFREQTIME
01607 #define UPAP_DEFREQTIME                 30      /* Time to wait for auth-req from peer */
01608 #endif
01609 
01610 #ifndef CHAP_DEFTIMEOUT
01611 #define CHAP_DEFTIMEOUT                 6       /* Timeout time in seconds */
01612 #endif
01613 
01614 #ifndef CHAP_DEFTRANSMITS
01615 #define CHAP_DEFTRANSMITS               10      /* max # times to send challenge */
01616 #endif
01617 
01618 /* Interval in seconds between keepalive echo requests, 0 to disable. */
01619 #ifndef LCP_ECHOINTERVAL
01620 #define LCP_ECHOINTERVAL                0
01621 #endif
01622 
01623 /* Number of unanswered echo requests before failure. */
01624 #ifndef LCP_MAXECHOFAILS
01625 #define LCP_MAXECHOFAILS                3
01626 #endif
01627 
01628 /* Max Xmit idle time (in jiffies) before resend flag char. */
01629 #ifndef PPP_MAXIDLEFLAG
01630 #define PPP_MAXIDLEFLAG                 100
01631 #endif
01632 
01633 /*
01634  * Packet sizes
01635  *
01636  * Note - lcp shouldn't be allowed to negotiate stuff outside these
01637  *    limits.  See lcp.h in the pppd directory.
01638  * (XXX - these constants should simply be shared by lcp.c instead
01639  *    of living in lcp.h)
01640  */
01641 #define PPP_MTU                         1500     /* Default MTU (size of Info field) */
01642 #ifndef PPP_MAXMTU
01643 /* #define PPP_MAXMTU  65535 - (PPP_HDRLEN + PPP_FCSLEN) */
01644 #define PPP_MAXMTU                      1500 /* Largest MTU we allow */
01645 #endif
01646 #define PPP_MINMTU                      64
01647 #define PPP_MRU                         1500     /* default MRU = max length of info field */
01648 #define PPP_MAXMRU                      1500     /* Largest MRU we allow */
01649 #ifndef PPP_DEFMRU
01650 #define PPP_DEFMRU                      296             /* Try for this */
01651 #endif
01652 #define PPP_MINMRU                      128             /* No MRUs below this */
01653 
01654 #ifndef MAXNAMELEN
01655 #define MAXNAMELEN                      256     /* max length of hostname or name for auth */
01656 #endif
01657 #ifndef MAXSECRETLEN
01658 #define MAXSECRETLEN                    256     /* max length of password or secret */
01659 #endif
01660 
01661 #endif /* PPP_SUPPORT */
01662 
01663 /*
01664    --------------------------------------
01665    ---------- Checksum options ----------
01666    --------------------------------------
01667 */
01668 /**
01669  * CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets.
01670  */
01671 #ifndef CHECKSUM_GEN_IP
01672 #define CHECKSUM_GEN_IP                 1
01673 #endif
01674  
01675 /**
01676  * CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets.
01677  */
01678 #ifndef CHECKSUM_GEN_UDP
01679 #define CHECKSUM_GEN_UDP                1
01680 #endif
01681  
01682 /**
01683  * CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets.
01684  */
01685 #ifndef CHECKSUM_GEN_TCP
01686 #define CHECKSUM_GEN_TCP                1
01687 #endif
01688  
01689 /**
01690  * CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.
01691  */
01692 #ifndef CHECKSUM_CHECK_IP
01693 #define CHECKSUM_CHECK_IP               1
01694 #endif
01695  
01696 /**
01697  * CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.
01698  */
01699 #ifndef CHECKSUM_CHECK_UDP
01700 #define CHECKSUM_CHECK_UDP              1
01701 #endif
01702 
01703 /**
01704  * CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.
01705  */
01706 #ifndef CHECKSUM_CHECK_TCP
01707 #define CHECKSUM_CHECK_TCP              1
01708 #endif
01709 
01710 /**
01711  * LWIP_CHECKSUM_ON_COPY==1: Calculate checksum when copying data from
01712  * application buffers to pbufs.
01713  */
01714 #ifndef LWIP_CHECKSUM_ON_COPY
01715 #define LWIP_CHECKSUM_ON_COPY           0
01716 #endif
01717 
01718 /*
01719    ---------------------------------------
01720    ---------- Debugging options ----------
01721    ---------------------------------------
01722 */
01723 /**
01724  * LWIP_DBG_MIN_LEVEL: After masking, the value of the debug is
01725  * compared against this value. If it is smaller, then debugging
01726  * messages are written.
01727  */
01728 #ifndef LWIP_DBG_MIN_LEVEL
01729 #define LWIP_DBG_MIN_LEVEL              LWIP_DBG_LEVEL_ALL
01730 #endif
01731 
01732 /**
01733  * LWIP_DBG_TYPES_ON: A mask that can be used to globally enable/disable
01734  * debug messages of certain types.
01735  */
01736 #ifndef LWIP_DBG_TYPES_ON
01737 #define LWIP_DBG_TYPES_ON               LWIP_DBG_ON
01738 #endif
01739 
01740 /**
01741  * ETHARP_DEBUG: Enable debugging in etharp.c.
01742  */
01743 #ifndef ETHARP_DEBUG
01744 #define ETHARP_DEBUG                    LWIP_DBG_OFF
01745 #endif
01746 
01747 /**
01748  * NETIF_DEBUG: Enable debugging in netif.c.
01749  */
01750 #ifndef NETIF_DEBUG
01751 #define NETIF_DEBUG                     LWIP_DBG_OFF
01752 #endif
01753 
01754 /**
01755  * PBUF_DEBUG: Enable debugging in pbuf.c.
01756  */
01757 #ifndef PBUF_DEBUG
01758 #define PBUF_DEBUG                      LWIP_DBG_OFF
01759 #endif
01760 
01761 /**
01762  * API_LIB_DEBUG: Enable debugging in api_lib.c.
01763  */
01764 #ifndef API_LIB_DEBUG
01765 #define API_LIB_DEBUG                   LWIP_DBG_OFF
01766 #endif
01767 
01768 /**
01769  * API_MSG_DEBUG: Enable debugging in api_msg.c.
01770  */
01771 #ifndef API_MSG_DEBUG
01772 #define API_MSG_DEBUG                   LWIP_DBG_OFF
01773 #endif
01774 
01775 /**
01776  * SOCKETS_DEBUG: Enable debugging in sockets.c.
01777  */
01778 #ifndef SOCKETS_DEBUG
01779 #define SOCKETS_DEBUG                   LWIP_DBG_OFF
01780 #endif
01781 
01782 /**
01783  * ICMP_DEBUG: Enable debugging in icmp.c.
01784  */
01785 #ifndef ICMP_DEBUG
01786 #define ICMP_DEBUG                      LWIP_DBG_OFF
01787 #endif
01788 
01789 /**
01790  * IGMP_DEBUG: Enable debugging in igmp.c.
01791  */
01792 #ifndef IGMP_DEBUG
01793 #define IGMP_DEBUG                      LWIP_DBG_OFF
01794 #endif
01795 
01796 /**
01797  * INET_DEBUG: Enable debugging in inet.c.
01798  */
01799 #ifndef INET_DEBUG
01800 #define INET_DEBUG                      LWIP_DBG_OFF
01801 #endif
01802 
01803 /**
01804  * IP_DEBUG: Enable debugging for IP.
01805  */
01806 #ifndef IP_DEBUG
01807 #define IP_DEBUG                        LWIP_DBG_OFF
01808 #endif
01809 
01810 /**
01811  * IP_REASS_DEBUG: Enable debugging in ip_frag.c for both frag & reass.
01812  */
01813 #ifndef IP_REASS_DEBUG
01814 #define IP_REASS_DEBUG                  LWIP_DBG_OFF
01815 #endif
01816 
01817 /**
01818  * RAW_DEBUG: Enable debugging in raw.c.
01819  */
01820 #ifndef RAW_DEBUG
01821 #define RAW_DEBUG                       LWIP_DBG_OFF
01822 #endif
01823 
01824 /**
01825  * MEM_DEBUG: Enable debugging in mem.c.
01826  */
01827 #ifndef MEM_DEBUG
01828 #define MEM_DEBUG                       LWIP_DBG_OFF
01829 #endif
01830 
01831 /**
01832  * MEMP_DEBUG: Enable debugging in memp.c.
01833  */
01834 #ifndef MEMP_DEBUG
01835 #define MEMP_DEBUG                      LWIP_DBG_OFF
01836 #endif
01837 
01838 /**
01839  * SYS_DEBUG: Enable debugging in sys.c.
01840  */
01841 #ifndef SYS_DEBUG
01842 #define SYS_DEBUG                       LWIP_DBG_OFF
01843 #endif
01844 
01845 /**
01846  * TIMERS_DEBUG: Enable debugging in timers.c.
01847  */
01848 #ifndef TIMERS_DEBUG
01849 #define TIMERS_DEBUG                    LWIP_DBG_OFF
01850 #endif
01851 
01852 /**
01853  * TCP_DEBUG: Enable debugging for TCP.
01854  */
01855 #ifndef TCP_DEBUG
01856 #define TCP_DEBUG                       LWIP_DBG_OFF
01857 #endif
01858 
01859 /**
01860  * TCP_INPUT_DEBUG: Enable debugging in tcp_in.c for incoming debug.
01861  */
01862 #ifndef TCP_INPUT_DEBUG
01863 #define TCP_INPUT_DEBUG                 LWIP_DBG_OFF
01864 #endif
01865 
01866 /**
01867  * TCP_FR_DEBUG: Enable debugging in tcp_in.c for fast retransmit.
01868  */
01869 #ifndef TCP_FR_DEBUG
01870 #define TCP_FR_DEBUG                    LWIP_DBG_OFF
01871 #endif
01872 
01873 /**
01874  * TCP_RTO_DEBUG: Enable debugging in TCP for retransmit
01875  * timeout.
01876  */
01877 #ifndef TCP_RTO_DEBUG
01878 #define TCP_RTO_DEBUG                   LWIP_DBG_OFF
01879 #endif
01880 
01881 /**
01882  * TCP_CWND_DEBUG: Enable debugging for TCP congestion window.
01883  */
01884 #ifndef TCP_CWND_DEBUG
01885 #define TCP_CWND_DEBUG                  LWIP_DBG_OFF
01886 #endif
01887 
01888 /**
01889  * TCP_WND_DEBUG: Enable debugging in tcp_in.c for window updating.
01890  */
01891 #ifndef TCP_WND_DEBUG
01892 #define TCP_WND_DEBUG                   LWIP_DBG_OFF
01893 #endif
01894 
01895 /**
01896  * TCP_OUTPUT_DEBUG: Enable debugging in tcp_out.c output functions.
01897  */
01898 #ifndef TCP_OUTPUT_DEBUG
01899 #define TCP_OUTPUT_DEBUG                LWIP_DBG_OFF
01900 #endif
01901 
01902 /**
01903  * TCP_RST_DEBUG: Enable debugging for TCP with the RST message.
01904  */
01905 #ifndef TCP_RST_DEBUG
01906 #define TCP_RST_DEBUG                   LWIP_DBG_OFF
01907 #endif
01908 
01909 /**
01910  * TCP_QLEN_DEBUG: Enable debugging for TCP queue lengths.
01911  */
01912 #ifndef TCP_QLEN_DEBUG
01913 #define TCP_QLEN_DEBUG                  LWIP_DBG_OFF
01914 #endif
01915 
01916 /**
01917  * UDP_DEBUG: Enable debugging in UDP.
01918  */
01919 #ifndef UDP_DEBUG
01920 #define UDP_DEBUG                       LWIP_DBG_OFF
01921 #endif
01922 
01923 /**
01924  * TCPIP_DEBUG: Enable debugging in tcpip.c.
01925  */
01926 #ifndef TCPIP_DEBUG
01927 #define TCPIP_DEBUG                     LWIP_DBG_OFF
01928 #endif
01929 
01930 /**
01931  * PPP_DEBUG: Enable debugging for PPP.
01932  */
01933 #ifndef PPP_DEBUG
01934 #define PPP_DEBUG                       LWIP_DBG_OFF
01935 #endif
01936 
01937 /**
01938  * SLIP_DEBUG: Enable debugging in slipif.c.
01939  */
01940 #ifndef SLIP_DEBUG
01941 #define SLIP_DEBUG                      LWIP_DBG_OFF
01942 #endif
01943 
01944 /**
01945  * DHCP_DEBUG: Enable debugging in dhcp.c.
01946  */
01947 #ifndef DHCP_DEBUG
01948 #define DHCP_DEBUG                      LWIP_DBG_OFF
01949 #endif
01950 
01951 /**
01952  * AUTOIP_DEBUG: Enable debugging in autoip.c.
01953  */
01954 #ifndef AUTOIP_DEBUG
01955 #define AUTOIP_DEBUG                    LWIP_DBG_OFF
01956 #endif
01957 
01958 /**
01959  * SNMP_MSG_DEBUG: Enable debugging for SNMP messages.
01960  */
01961 #ifndef SNMP_MSG_DEBUG
01962 #define SNMP_MSG_DEBUG                  LWIP_DBG_OFF
01963 #endif
01964 
01965 /**
01966  * SNMP_MIB_DEBUG: Enable debugging for SNMP MIBs.
01967  */
01968 #ifndef SNMP_MIB_DEBUG
01969 #define SNMP_MIB_DEBUG                  LWIP_DBG_OFF
01970 #endif
01971 
01972 /**
01973  * DNS_DEBUG: Enable debugging for DNS.
01974  */
01975 #ifndef DNS_DEBUG
01976 #define DNS_DEBUG                       LWIP_DBG_OFF
01977 #endif
01978 
01979 #endif /* __LWIP_OPT_H__ */