Wayne Jay / EthernetInterface

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lwip/core/init.c@0:b2805b6888dc, 2016-06-20 (annotated)

Committer:
robert_jw
Date:
Mon Jun 20 01:40:20 2016 +0000
Revision:
0:b2805b6888dc
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UserRevisionLine numberNew contents of line
robert_jw 0:b2805b6888dc 1 /**
robert_jw 0:b2805b6888dc 2 * @file
robert_jw 0:b2805b6888dc 3 * Modules initialization
robert_jw 0:b2805b6888dc 4 *
robert_jw 0:b2805b6888dc 5 */
robert_jw 0:b2805b6888dc 6
robert_jw 0:b2805b6888dc 7 /*
robert_jw 0:b2805b6888dc 8 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
robert_jw 0:b2805b6888dc 9 * All rights reserved.
robert_jw 0:b2805b6888dc 10 *
robert_jw 0:b2805b6888dc 11 * Redistribution and use in source and binary forms, with or without modification,
robert_jw 0:b2805b6888dc 12 * are permitted provided that the following conditions are met:
robert_jw 0:b2805b6888dc 13 *
robert_jw 0:b2805b6888dc 14 * 1. Redistributions of source code must retain the above copyright notice,
robert_jw 0:b2805b6888dc 15 * this list of conditions and the following disclaimer.
robert_jw 0:b2805b6888dc 16 * 2. Redistributions in binary form must reproduce the above copyright notice,
robert_jw 0:b2805b6888dc 17 * this list of conditions and the following disclaimer in the documentation
robert_jw 0:b2805b6888dc 18 * and/or other materials provided with the distribution.
robert_jw 0:b2805b6888dc 19 * 3. The name of the author may not be used to endorse or promote products
robert_jw 0:b2805b6888dc 20 * derived from this software without specific prior written permission.
robert_jw 0:b2805b6888dc 21 *
robert_jw 0:b2805b6888dc 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
robert_jw 0:b2805b6888dc 23 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
robert_jw 0:b2805b6888dc 24 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
robert_jw 0:b2805b6888dc 25 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
robert_jw 0:b2805b6888dc 26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
robert_jw 0:b2805b6888dc 27 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
robert_jw 0:b2805b6888dc 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
robert_jw 0:b2805b6888dc 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
robert_jw 0:b2805b6888dc 30 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
robert_jw 0:b2805b6888dc 31 * OF SUCH DAMAGE.
robert_jw 0:b2805b6888dc 32 *
robert_jw 0:b2805b6888dc 33 * This file is part of the lwIP TCP/IP stack.
robert_jw 0:b2805b6888dc 34 *
robert_jw 0:b2805b6888dc 35 * Author: Adam Dunkels <adam@sics.se>
robert_jw 0:b2805b6888dc 36 *
robert_jw 0:b2805b6888dc 37 */
robert_jw 0:b2805b6888dc 38
robert_jw 0:b2805b6888dc 39 #include "lwip/opt.h"
robert_jw 0:b2805b6888dc 40
robert_jw 0:b2805b6888dc 41 #include "lwip/init.h"
robert_jw 0:b2805b6888dc 42 #include "lwip/stats.h"
robert_jw 0:b2805b6888dc 43 #include "lwip/sys.h"
robert_jw 0:b2805b6888dc 44 #include "lwip/mem.h"
robert_jw 0:b2805b6888dc 45 #include "lwip/memp.h"
robert_jw 0:b2805b6888dc 46 #include "lwip/pbuf.h"
robert_jw 0:b2805b6888dc 47 #include "lwip/netif.h"
robert_jw 0:b2805b6888dc 48 #include "lwip/sockets.h"
robert_jw 0:b2805b6888dc 49 #include "lwip/ip.h"
robert_jw 0:b2805b6888dc 50 #include "lwip/raw.h"
robert_jw 0:b2805b6888dc 51 #include "lwip/udp.h"
robert_jw 0:b2805b6888dc 52 #include "lwip/tcp_impl.h"
robert_jw 0:b2805b6888dc 53 #include "lwip/snmp_msg.h"
robert_jw 0:b2805b6888dc 54 #include "lwip/autoip.h"
robert_jw 0:b2805b6888dc 55 #include "lwip/igmp.h"
robert_jw 0:b2805b6888dc 56 #include "lwip/dns.h"
robert_jw 0:b2805b6888dc 57 #include "lwip/timers.h"
robert_jw 0:b2805b6888dc 58 #include "netif/etharp.h"
robert_jw 0:b2805b6888dc 59
robert_jw 0:b2805b6888dc 60 /* Compile-time sanity checks for configuration errors.
robert_jw 0:b2805b6888dc 61 * These can be done independently of LWIP_DEBUG, without penalty.
robert_jw 0:b2805b6888dc 62 */
robert_jw 0:b2805b6888dc 63 #ifndef BYTE_ORDER
robert_jw 0:b2805b6888dc 64 #error "BYTE_ORDER is not defined, you have to define it in your cc.h"
robert_jw 0:b2805b6888dc 65 #endif
robert_jw 0:b2805b6888dc 66 #if (!IP_SOF_BROADCAST && IP_SOF_BROADCAST_RECV)
robert_jw 0:b2805b6888dc 67 #error "If you want to use broadcast filter per pcb on recv operations, you have to define IP_SOF_BROADCAST=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 68 #endif
robert_jw 0:b2805b6888dc 69 #if (!LWIP_ARP && ARP_QUEUEING)
robert_jw 0:b2805b6888dc 70 #error "If you want to use ARP Queueing, you have to define LWIP_ARP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 71 #endif
robert_jw 0:b2805b6888dc 72 #if (!LWIP_UDP && LWIP_UDPLITE)
robert_jw 0:b2805b6888dc 73 #error "If you want to use UDP Lite, you have to define LWIP_UDP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 74 #endif
robert_jw 0:b2805b6888dc 75 #if (!LWIP_UDP && LWIP_SNMP)
robert_jw 0:b2805b6888dc 76 #error "If you want to use SNMP, you have to define LWIP_UDP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 77 #endif
robert_jw 0:b2805b6888dc 78 #if (!LWIP_UDP && LWIP_DHCP)
robert_jw 0:b2805b6888dc 79 #error "If you want to use DHCP, you have to define LWIP_UDP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 80 #endif
robert_jw 0:b2805b6888dc 81 #if (!LWIP_UDP && LWIP_IGMP)
robert_jw 0:b2805b6888dc 82 #error "If you want to use IGMP, you have to define LWIP_UDP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 83 #endif
robert_jw 0:b2805b6888dc 84 #if (!LWIP_UDP && LWIP_SNMP)
robert_jw 0:b2805b6888dc 85 #error "If you want to use SNMP, you have to define LWIP_UDP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 86 #endif
robert_jw 0:b2805b6888dc 87 #if (!LWIP_UDP && LWIP_DNS)
robert_jw 0:b2805b6888dc 88 #error "If you want to use DNS, you have to define LWIP_UDP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 89 #endif
robert_jw 0:b2805b6888dc 90 #if (LWIP_ARP && ARP_QUEUEING && (MEMP_NUM_ARP_QUEUE<=0))
robert_jw 0:b2805b6888dc 91 #error "If you want to use ARP Queueing, you have to define MEMP_NUM_ARP_QUEUE>=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 92 #endif
robert_jw 0:b2805b6888dc 93 #if (LWIP_RAW && (MEMP_NUM_RAW_PCB<=0))
robert_jw 0:b2805b6888dc 94 #error "If you want to use RAW, you have to define MEMP_NUM_RAW_PCB>=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 95 #endif
robert_jw 0:b2805b6888dc 96 #if (LWIP_UDP && (MEMP_NUM_UDP_PCB<=0))
robert_jw 0:b2805b6888dc 97 #error "If you want to use UDP, you have to define MEMP_NUM_UDP_PCB>=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 98 #endif
robert_jw 0:b2805b6888dc 99 #if (LWIP_TCP && (MEMP_NUM_TCP_PCB<=0))
robert_jw 0:b2805b6888dc 100 #error "If you want to use TCP, you have to define MEMP_NUM_TCP_PCB>=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 101 #endif
robert_jw 0:b2805b6888dc 102 #if (LWIP_TCP && (TCP_WND > 0xffff))
robert_jw 0:b2805b6888dc 103 #error "If you want to use TCP, TCP_WND must fit in an u16_t, so, you have to reduce it in your lwipopts.h"
robert_jw 0:b2805b6888dc 104 #endif
robert_jw 0:b2805b6888dc 105 #if (LWIP_TCP && (TCP_SND_QUEUELEN > 0xffff))
robert_jw 0:b2805b6888dc 106 #error "If you want to use TCP, TCP_SND_QUEUELEN must fit in an u16_t, so, you have to reduce it in your lwipopts.h"
robert_jw 0:b2805b6888dc 107 #endif
robert_jw 0:b2805b6888dc 108 #if (LWIP_TCP && (TCP_SND_QUEUELEN < 2))
robert_jw 0:b2805b6888dc 109 #error "TCP_SND_QUEUELEN must be at least 2 for no-copy TCP writes to work"
robert_jw 0:b2805b6888dc 110 #endif
robert_jw 0:b2805b6888dc 111 #if (LWIP_TCP && ((TCP_MAXRTX > 12) || (TCP_SYNMAXRTX > 12)))
robert_jw 0:b2805b6888dc 112 #error "If you want to use TCP, TCP_MAXRTX and TCP_SYNMAXRTX must less or equal to 12 (due to tcp_backoff table), so, you have to reduce them in your lwipopts.h"
robert_jw 0:b2805b6888dc 113 #endif
robert_jw 0:b2805b6888dc 114 #if (LWIP_TCP && TCP_LISTEN_BACKLOG && (TCP_DEFAULT_LISTEN_BACKLOG < 0) || (TCP_DEFAULT_LISTEN_BACKLOG > 0xff))
robert_jw 0:b2805b6888dc 115 #error "If you want to use TCP backlog, TCP_DEFAULT_LISTEN_BACKLOG must fit into an u8_t"
robert_jw 0:b2805b6888dc 116 #endif
robert_jw 0:b2805b6888dc 117 #if (LWIP_IGMP && (MEMP_NUM_IGMP_GROUP<=1))
robert_jw 0:b2805b6888dc 118 #error "If you want to use IGMP, you have to define MEMP_NUM_IGMP_GROUP>1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 119 #endif
robert_jw 0:b2805b6888dc 120 #if (LWIP_NETIF_API && (NO_SYS==1))
robert_jw 0:b2805b6888dc 121 #error "If you want to use NETIF API, you have to define NO_SYS=0 in your lwipopts.h"
robert_jw 0:b2805b6888dc 122 #endif
robert_jw 0:b2805b6888dc 123 #if ((LWIP_SOCKET || LWIP_NETCONN) && (NO_SYS==1))
robert_jw 0:b2805b6888dc 124 #error "If you want to use Sequential API, you have to define NO_SYS=0 in your lwipopts.h"
robert_jw 0:b2805b6888dc 125 #endif
robert_jw 0:b2805b6888dc 126 #if ((LWIP_NETCONN || LWIP_SOCKET) && (MEMP_NUM_TCPIP_MSG_API<=0))
robert_jw 0:b2805b6888dc 127 #error "If you want to use Sequential API, you have to define MEMP_NUM_TCPIP_MSG_API>=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 128 #endif
robert_jw 0:b2805b6888dc 129 #if (!LWIP_NETCONN && LWIP_SOCKET)
robert_jw 0:b2805b6888dc 130 #error "If you want to use Socket API, you have to define LWIP_NETCONN=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 131 #endif
robert_jw 0:b2805b6888dc 132 #if (((!LWIP_DHCP) || (!LWIP_AUTOIP)) && LWIP_DHCP_AUTOIP_COOP)
robert_jw 0:b2805b6888dc 133 #error "If you want to use DHCP/AUTOIP cooperation mode, you have to define LWIP_DHCP=1 and LWIP_AUTOIP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 134 #endif
robert_jw 0:b2805b6888dc 135 #if (((!LWIP_DHCP) || (!LWIP_ARP)) && DHCP_DOES_ARP_CHECK)
robert_jw 0:b2805b6888dc 136 #error "If you want to use DHCP ARP checking, you have to define LWIP_DHCP=1 and LWIP_ARP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 137 #endif
robert_jw 0:b2805b6888dc 138 #if (!LWIP_ARP && LWIP_AUTOIP)
robert_jw 0:b2805b6888dc 139 #error "If you want to use AUTOIP, you have to define LWIP_ARP=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 140 #endif
robert_jw 0:b2805b6888dc 141 #if (LWIP_SNMP && (SNMP_CONCURRENT_REQUESTS<=0))
robert_jw 0:b2805b6888dc 142 #error "If you want to use SNMP, you have to define SNMP_CONCURRENT_REQUESTS>=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 143 #endif
robert_jw 0:b2805b6888dc 144 #if (LWIP_SNMP && (SNMP_TRAP_DESTINATIONS<=0))
robert_jw 0:b2805b6888dc 145 #error "If you want to use SNMP, you have to define SNMP_TRAP_DESTINATIONS>=1 in your lwipopts.h"
robert_jw 0:b2805b6888dc 146 #endif
robert_jw 0:b2805b6888dc 147 #if (LWIP_TCP && ((LWIP_EVENT_API && LWIP_CALLBACK_API) || (!LWIP_EVENT_API && !LWIP_CALLBACK_API)))
robert_jw 0:b2805b6888dc 148 #error "One and exactly one of LWIP_EVENT_API and LWIP_CALLBACK_API has to be enabled in your lwipopts.h"
robert_jw 0:b2805b6888dc 149 #endif
robert_jw 0:b2805b6888dc 150 /* There must be sufficient timeouts, taking into account requirements of the subsystems. */
robert_jw 0:b2805b6888dc 151 #if LWIP_TIMERS && (MEMP_NUM_SYS_TIMEOUT < (LWIP_TCP + IP_REASSEMBLY + LWIP_ARP + (2*LWIP_DHCP) + LWIP_AUTOIP + LWIP_IGMP + LWIP_DNS + PPP_SUPPORT))
robert_jw 0:b2805b6888dc 152 #error "MEMP_NUM_SYS_TIMEOUT is too low to accomodate all required timeouts"
robert_jw 0:b2805b6888dc 153 #endif
robert_jw 0:b2805b6888dc 154 #if (IP_REASSEMBLY && (MEMP_NUM_REASSDATA > IP_REASS_MAX_PBUFS))
robert_jw 0:b2805b6888dc 155 #error "MEMP_NUM_REASSDATA > IP_REASS_MAX_PBUFS doesn't make sense since each struct ip_reassdata must hold 2 pbufs at least!"
robert_jw 0:b2805b6888dc 156 #endif
robert_jw 0:b2805b6888dc 157 #if (MEM_LIBC_MALLOC && MEM_USE_POOLS)
robert_jw 0:b2805b6888dc 158 #error "MEM_LIBC_MALLOC and MEM_USE_POOLS may not both be simultaneously enabled in your lwipopts.h"
robert_jw 0:b2805b6888dc 159 #endif
robert_jw 0:b2805b6888dc 160 #if (MEM_USE_POOLS && !MEMP_USE_CUSTOM_POOLS)
robert_jw 0:b2805b6888dc 161 #error "MEM_USE_POOLS requires custom pools (MEMP_USE_CUSTOM_POOLS) to be enabled in your lwipopts.h"
robert_jw 0:b2805b6888dc 162 #endif
robert_jw 0:b2805b6888dc 163 #if (PBUF_POOL_BUFSIZE <= MEM_ALIGNMENT)
robert_jw 0:b2805b6888dc 164 #error "PBUF_POOL_BUFSIZE must be greater than MEM_ALIGNMENT or the offset may take the full first pbuf"
robert_jw 0:b2805b6888dc 165 #endif
robert_jw 0:b2805b6888dc 166 #if (TCP_QUEUE_OOSEQ && !LWIP_TCP)
robert_jw 0:b2805b6888dc 167 #error "TCP_QUEUE_OOSEQ requires LWIP_TCP"
robert_jw 0:b2805b6888dc 168 #endif
robert_jw 0:b2805b6888dc 169 #if (DNS_LOCAL_HOSTLIST && !DNS_LOCAL_HOSTLIST_IS_DYNAMIC && !(defined(DNS_LOCAL_HOSTLIST_INIT)))
robert_jw 0:b2805b6888dc 170 #error "you have to define define DNS_LOCAL_HOSTLIST_INIT {{'host1', 0x123}, {'host2', 0x234}} to initialize DNS_LOCAL_HOSTLIST"
robert_jw 0:b2805b6888dc 171 #endif
robert_jw 0:b2805b6888dc 172 #if PPP_SUPPORT && !PPPOS_SUPPORT & !PPPOE_SUPPORT
robert_jw 0:b2805b6888dc 173 #error "PPP_SUPPORT needs either PPPOS_SUPPORT or PPPOE_SUPPORT turned on"
robert_jw 0:b2805b6888dc 174 #endif
robert_jw 0:b2805b6888dc 175 #if !LWIP_ETHERNET && (LWIP_ARP || PPPOE_SUPPORT)
robert_jw 0:b2805b6888dc 176 #error "LWIP_ETHERNET needs to be turned on for LWIP_ARP or PPPOE_SUPPORT"
robert_jw 0:b2805b6888dc 177 #endif
robert_jw 0:b2805b6888dc 178 #if LWIP_IGMP && !defined(LWIP_RAND)
robert_jw 0:b2805b6888dc 179 #error "When using IGMP, LWIP_RAND() needs to be defined to a random-function returning an u32_t random value"
robert_jw 0:b2805b6888dc 180 #endif
robert_jw 0:b2805b6888dc 181 #if LWIP_TCPIP_CORE_LOCKING_INPUT && !LWIP_TCPIP_CORE_LOCKING
robert_jw 0:b2805b6888dc 182 #error "When using LWIP_TCPIP_CORE_LOCKING_INPUT, LWIP_TCPIP_CORE_LOCKING must be enabled, too"
robert_jw 0:b2805b6888dc 183 #endif
robert_jw 0:b2805b6888dc 184 #if LWIP_TCP && LWIP_NETIF_TX_SINGLE_PBUF && !TCP_OVERSIZE
robert_jw 0:b2805b6888dc 185 #error "LWIP_NETIF_TX_SINGLE_PBUF needs TCP_OVERSIZE enabled to create single-pbuf TCP packets"
robert_jw 0:b2805b6888dc 186 #endif
robert_jw 0:b2805b6888dc 187 #if IP_FRAG && IP_FRAG_USES_STATIC_BUF && LWIP_NETIF_TX_SINGLE_PBUF
robert_jw 0:b2805b6888dc 188 #error "LWIP_NETIF_TX_SINGLE_PBUF does not work with IP_FRAG_USES_STATIC_BUF==1 as that creates pbuf queues"
robert_jw 0:b2805b6888dc 189 #endif
robert_jw 0:b2805b6888dc 190
robert_jw 0:b2805b6888dc 191
robert_jw 0:b2805b6888dc 192 /* Compile-time checks for deprecated options.
robert_jw 0:b2805b6888dc 193 */
robert_jw 0:b2805b6888dc 194 #ifdef MEMP_NUM_TCPIP_MSG
robert_jw 0:b2805b6888dc 195 #error "MEMP_NUM_TCPIP_MSG option is deprecated. Remove it from your lwipopts.h."
robert_jw 0:b2805b6888dc 196 #endif
robert_jw 0:b2805b6888dc 197 #ifdef MEMP_NUM_API_MSG
robert_jw 0:b2805b6888dc 198 #error "MEMP_NUM_API_MSG option is deprecated. Remove it from your lwipopts.h."
robert_jw 0:b2805b6888dc 199 #endif
robert_jw 0:b2805b6888dc 200 #ifdef TCP_REXMIT_DEBUG
robert_jw 0:b2805b6888dc 201 #error "TCP_REXMIT_DEBUG option is deprecated. Remove it from your lwipopts.h."
robert_jw 0:b2805b6888dc 202 #endif
robert_jw 0:b2805b6888dc 203 #ifdef RAW_STATS
robert_jw 0:b2805b6888dc 204 #error "RAW_STATS option is deprecated. Remove it from your lwipopts.h."
robert_jw 0:b2805b6888dc 205 #endif
robert_jw 0:b2805b6888dc 206 #ifdef ETHARP_QUEUE_FIRST
robert_jw 0:b2805b6888dc 207 #error "ETHARP_QUEUE_FIRST option is deprecated. Remove it from your lwipopts.h."
robert_jw 0:b2805b6888dc 208 #endif
robert_jw 0:b2805b6888dc 209 #ifdef ETHARP_ALWAYS_INSERT
robert_jw 0:b2805b6888dc 210 #error "ETHARP_ALWAYS_INSERT option is deprecated. Remove it from your lwipopts.h."
robert_jw 0:b2805b6888dc 211 #endif
robert_jw 0:b2805b6888dc 212
robert_jw 0:b2805b6888dc 213 #ifdef LWIP_DEBUG
robert_jw 0:b2805b6888dc 214 static void
robert_jw 0:b2805b6888dc 215 lwip_sanity_check(void)
robert_jw 0:b2805b6888dc 216 {
robert_jw 0:b2805b6888dc 217 /* Warnings */
robert_jw 0:b2805b6888dc 218 #if LWIP_NETCONN
robert_jw 0:b2805b6888dc 219 if (MEMP_NUM_NETCONN > (MEMP_NUM_TCP_PCB+MEMP_NUM_TCP_PCB_LISTEN+MEMP_NUM_UDP_PCB+MEMP_NUM_RAW_PCB))
robert_jw 0:b2805b6888dc 220 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: MEMP_NUM_NETCONN should be less than the sum of MEMP_NUM_{TCP,RAW,UDP}_PCB+MEMP_NUM_TCP_PCB_LISTEN\n"));
robert_jw 0:b2805b6888dc 221 #endif /* LWIP_NETCONN */
robert_jw 0:b2805b6888dc 222 #if LWIP_TCP
robert_jw 0:b2805b6888dc 223 if (MEMP_NUM_TCP_SEG < TCP_SND_QUEUELEN)
robert_jw 0:b2805b6888dc 224 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: MEMP_NUM_TCP_SEG should be at least as big as TCP_SND_QUEUELEN\n"));
robert_jw 0:b2805b6888dc 225 if (TCP_SND_BUF < 2 * TCP_MSS)
robert_jw 0:b2805b6888dc 226 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: TCP_SND_BUF must be at least as much as (2 * TCP_MSS) for things to work smoothly\n"));
robert_jw 0:b2805b6888dc 227 if (TCP_SND_QUEUELEN < (2 * (TCP_SND_BUF/TCP_MSS)))
robert_jw 0:b2805b6888dc 228 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: TCP_SND_QUEUELEN must be at least as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work\n"));
robert_jw 0:b2805b6888dc 229 if (TCP_SNDLOWAT >= TCP_SND_BUF)
robert_jw 0:b2805b6888dc 230 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: TCP_SNDLOWAT must be less than TCP_SND_BUF.\n"));
robert_jw 0:b2805b6888dc 231 if (TCP_SNDQUEUELOWAT >= TCP_SND_QUEUELEN)
robert_jw 0:b2805b6888dc 232 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: TCP_SNDQUEUELOWAT must be less than TCP_SND_QUEUELEN.\n"));
robert_jw 0:b2805b6888dc 233 if (TCP_WND > (PBUF_POOL_SIZE*PBUF_POOL_BUFSIZE))
robert_jw 0:b2805b6888dc 234 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: TCP_WND is larger than space provided by PBUF_POOL_SIZE*PBUF_POOL_BUFSIZE\n"));
robert_jw 0:b2805b6888dc 235 if (TCP_WND < TCP_MSS)
robert_jw 0:b2805b6888dc 236 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: TCP_WND is smaller than MSS\n"));
robert_jw 0:b2805b6888dc 237 #endif /* LWIP_TCP */
robert_jw 0:b2805b6888dc 238 #if LWIP_SOCKET
robert_jw 0:b2805b6888dc 239 /* Check that the SO_* socket options and SOF_* lwIP-internal flags match */
robert_jw 0:b2805b6888dc 240 if (SO_ACCEPTCONN != SOF_ACCEPTCONN)
robert_jw 0:b2805b6888dc 241 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: SO_ACCEPTCONN != SOF_ACCEPTCONN\n"));
robert_jw 0:b2805b6888dc 242 if (SO_REUSEADDR != SOF_REUSEADDR)
robert_jw 0:b2805b6888dc 243 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: SO_REUSEADDR != SOF_REUSEADDR\n"));
robert_jw 0:b2805b6888dc 244 if (SO_KEEPALIVE != SOF_KEEPALIVE)
robert_jw 0:b2805b6888dc 245 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: SO_KEEPALIVE != SOF_KEEPALIVE\n"));
robert_jw 0:b2805b6888dc 246 if (SO_BROADCAST != SOF_BROADCAST)
robert_jw 0:b2805b6888dc 247 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: SO_BROADCAST != SOF_BROADCAST\n"));
robert_jw 0:b2805b6888dc 248 if (SO_LINGER != SOF_LINGER)
robert_jw 0:b2805b6888dc 249 LWIP_PLATFORM_DIAG(("lwip_sanity_check: WARNING: SO_LINGER != SOF_LINGER\n"));
robert_jw 0:b2805b6888dc 250 #endif /* LWIP_SOCKET */
robert_jw 0:b2805b6888dc 251 }
robert_jw 0:b2805b6888dc 252 #else /* LWIP_DEBUG */
robert_jw 0:b2805b6888dc 253 #define lwip_sanity_check()
robert_jw 0:b2805b6888dc 254 #endif /* LWIP_DEBUG */
robert_jw 0:b2805b6888dc 255
robert_jw 0:b2805b6888dc 256 /**
robert_jw 0:b2805b6888dc 257 * Perform Sanity check of user-configurable values, and initialize all modules.
robert_jw 0:b2805b6888dc 258 */
robert_jw 0:b2805b6888dc 259 void
robert_jw 0:b2805b6888dc 260 lwip_init(void)
robert_jw 0:b2805b6888dc 261 {
robert_jw 0:b2805b6888dc 262 /* Sanity check user-configurable values */
robert_jw 0:b2805b6888dc 263 lwip_sanity_check();
robert_jw 0:b2805b6888dc 264
robert_jw 0:b2805b6888dc 265 /* Modules initialization */
robert_jw 0:b2805b6888dc 266 stats_init();
robert_jw 0:b2805b6888dc 267 #if !NO_SYS
robert_jw 0:b2805b6888dc 268 sys_init();
robert_jw 0:b2805b6888dc 269 #endif /* !NO_SYS */
robert_jw 0:b2805b6888dc 270 mem_init();
robert_jw 0:b2805b6888dc 271 memp_init();
robert_jw 0:b2805b6888dc 272 pbuf_init();
robert_jw 0:b2805b6888dc 273 netif_init();
robert_jw 0:b2805b6888dc 274 #if LWIP_SOCKET
robert_jw 0:b2805b6888dc 275 lwip_socket_init();
robert_jw 0:b2805b6888dc 276 #endif /* LWIP_SOCKET */
robert_jw 0:b2805b6888dc 277 ip_init();
robert_jw 0:b2805b6888dc 278 #if LWIP_ARP
robert_jw 0:b2805b6888dc 279 etharp_init();
robert_jw 0:b2805b6888dc 280 #endif /* LWIP_ARP */
robert_jw 0:b2805b6888dc 281 #if LWIP_RAW
robert_jw 0:b2805b6888dc 282 raw_init();
robert_jw 0:b2805b6888dc 283 #endif /* LWIP_RAW */
robert_jw 0:b2805b6888dc 284 #if LWIP_UDP
robert_jw 0:b2805b6888dc 285 udp_init();
robert_jw 0:b2805b6888dc 286 #endif /* LWIP_UDP */
robert_jw 0:b2805b6888dc 287 #if LWIP_TCP
robert_jw 0:b2805b6888dc 288 tcp_init();
robert_jw 0:b2805b6888dc 289 #endif /* LWIP_TCP */
robert_jw 0:b2805b6888dc 290 #if LWIP_SNMP
robert_jw 0:b2805b6888dc 291 snmp_init();
robert_jw 0:b2805b6888dc 292 #endif /* LWIP_SNMP */
robert_jw 0:b2805b6888dc 293 #if LWIP_AUTOIP
robert_jw 0:b2805b6888dc 294 autoip_init();
robert_jw 0:b2805b6888dc 295 #endif /* LWIP_AUTOIP */
robert_jw 0:b2805b6888dc 296 #if LWIP_IGMP
robert_jw 0:b2805b6888dc 297 igmp_init();
robert_jw 0:b2805b6888dc 298 #endif /* LWIP_IGMP */
robert_jw 0:b2805b6888dc 299 #if LWIP_DNS
robert_jw 0:b2805b6888dc 300 dns_init();
robert_jw 0:b2805b6888dc 301 #endif /* LWIP_DNS */
robert_jw 0:b2805b6888dc 302
robert_jw 0:b2805b6888dc 303 #if LWIP_TIMERS
robert_jw 0:b2805b6888dc 304 sys_timeouts_init();
robert_jw 0:b2805b6888dc 305 #endif /* LWIP_TIMERS */
robert_jw 0:b2805b6888dc 306 }