ReactOS 0.4.15-dev-7942-gd23573b
netif.c
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1
7/*
8 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without modification,
12 * are permitted provided that the following conditions are met:
13 *
14 * 1. Redistributions of source code must retain the above copyright notice,
15 * this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright notice,
17 * this list of conditions and the following disclaimer in the documentation
18 * and/or other materials provided with the distribution.
19 * 3. The name of the author may not be used to endorse or promote products
20 * derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
23 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
25 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
27 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
30 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
31 * OF SUCH DAMAGE.
32 *
33 * This file is part of the lwIP TCP/IP stack.
34 *
35 * Author: Adam Dunkels <adam@sics.se>
36 *
37 */
38
39#include "lwip/opt.h"
40
41#include "lwip/def.h"
42#include "lwip/ip_addr.h"
43#include "lwip/netif.h"
44#include "lwip/tcp_impl.h"
45#include "lwip/snmp.h"
46#include "lwip/igmp.h"
47#include "netif/etharp.h"
48#include "lwip/stats.h"
49#if ENABLE_LOOPBACK
50#include "lwip/sys.h"
51#if LWIP_NETIF_LOOPBACK_MULTITHREADING
52#include "lwip/tcpip.h"
53#endif /* LWIP_NETIF_LOOPBACK_MULTITHREADING */
54#endif /* ENABLE_LOOPBACK */
55
56#if LWIP_AUTOIP
57#include "lwip/autoip.h"
58#endif /* LWIP_AUTOIP */
59#if LWIP_DHCP
60#include "lwip/dhcp.h"
61#endif /* LWIP_DHCP */
62
63#if LWIP_NETIF_STATUS_CALLBACK
64#define NETIF_STATUS_CALLBACK(n) do{ if (n->status_callback) { (n->status_callback)(n); }}while(0)
65#else
66#define NETIF_STATUS_CALLBACK(n)
67#endif /* LWIP_NETIF_STATUS_CALLBACK */
68
69#if LWIP_NETIF_LINK_CALLBACK
70#define NETIF_LINK_CALLBACK(n) do{ if (n->link_callback) { (n->link_callback)(n); }}while(0)
71#else
72#define NETIF_LINK_CALLBACK(n)
73#endif /* LWIP_NETIF_LINK_CALLBACK */
74
77
79
80#if LWIP_HAVE_LOOPIF
81static struct netif loop_netif;
82
90static err_t
91netif_loopif_init(struct netif *netif)
92{
93 /* initialize the snmp variables and counters inside the struct netif
94 * ifSpeed: no assumption can be made!
95 */
97
98 netif->name[0] = 'l';
99 netif->name[1] = 'o';
100 netif->output = netif_loop_output;
101 return ERR_OK;
102}
103#endif /* LWIP_HAVE_LOOPIF */
104
105void
107{
108#if LWIP_HAVE_LOOPIF
109 ip_addr_t loop_ipaddr, loop_netmask, loop_gw;
110 IP4_ADDR(&loop_gw, 127,0,0,1);
111 IP4_ADDR(&loop_ipaddr, 127,0,0,1);
112 IP4_ADDR(&loop_netmask, 255,0,0,0);
113
114#if NO_SYS
115 netif_add(&loop_netif, &loop_ipaddr, &loop_netmask, &loop_gw, NULL, netif_loopif_init, ip_input);
116#else /* NO_SYS */
117 netif_add(&loop_netif, &loop_ipaddr, &loop_netmask, &loop_gw, NULL, netif_loopif_init, tcpip_input);
118#endif /* NO_SYS */
119 netif_set_up(&loop_netif);
120
121#endif /* LWIP_HAVE_LOOPIF */
122}
123
138struct netif *
141{
142
143 LWIP_ASSERT("No init function given", init != NULL);
144
145 /* reset new interface configuration state */
149 netif->flags = 0;
150#if LWIP_DHCP
151 /* netif not under DHCP control by default */
152 netif->dhcp = NULL;
153#endif /* LWIP_DHCP */
154#if LWIP_AUTOIP
155 /* netif not under AutoIP control by default */
156 netif->autoip = NULL;
157#endif /* LWIP_AUTOIP */
158#if LWIP_NETIF_STATUS_CALLBACK
159 netif->status_callback = NULL;
160#endif /* LWIP_NETIF_STATUS_CALLBACK */
161#if LWIP_NETIF_LINK_CALLBACK
162 netif->link_callback = NULL;
163#endif /* LWIP_NETIF_LINK_CALLBACK */
164#if LWIP_IGMP
165 netif->igmp_mac_filter = NULL;
166#endif /* LWIP_IGMP */
167#if ENABLE_LOOPBACK
168 netif->loop_first = NULL;
169 netif->loop_last = NULL;
170#endif /* ENABLE_LOOPBACK */
171
172 /* remember netif specific state information data */
173 netif->state = state;
174 netif->num = netif_num++;
175 netif->input = input;
177#if ENABLE_LOOPBACK && LWIP_LOOPBACK_MAX_PBUFS
178 netif->loop_cnt_current = 0;
179#endif /* ENABLE_LOOPBACK && LWIP_LOOPBACK_MAX_PBUFS */
180
181 netif_set_addr(netif, ipaddr, netmask, gw);
182
183 /* call user specified initialization function for netif */
184 if (init(netif) != ERR_OK) {
185 return NULL;
186 }
187
188 /* add this netif to the list */
192
193#if LWIP_IGMP
194 /* start IGMP processing */
195 if (netif->flags & NETIF_FLAG_IGMP) {
196 igmp_start(netif);
197 }
198#endif /* LWIP_IGMP */
199
200 LWIP_DEBUGF(NETIF_DEBUG, ("netif: added interface %c%c IP addr ",
201 netif->name[0], netif->name[1]));
203 LWIP_DEBUGF(NETIF_DEBUG, (" netmask "));
205 LWIP_DEBUGF(NETIF_DEBUG, (" gw "));
207 LWIP_DEBUGF(NETIF_DEBUG, ("\n"));
208 return netif;
209}
210
220void
222 ip_addr_t *gw)
223{
224 netif_set_ipaddr(netif, ipaddr);
227}
228
234void
236{
237 if (netif == NULL) {
238 return;
239 }
240
241#if LWIP_IGMP
242 /* stop IGMP processing */
243 if (netif->flags & NETIF_FLAG_IGMP) {
244 igmp_stop(netif);
245 }
246#endif /* LWIP_IGMP */
247 if (netif_is_up(netif)) {
248 /* set netif down before removing (call callback function) */
250 }
251
253
254 /* is it the first netif? */
255 if (netif_list == netif) {
257 } else {
258 /* look for netif further down the list */
259 struct netif * tmpNetif;
260 for (tmpNetif = netif_list; tmpNetif != NULL; tmpNetif = tmpNetif->next) {
261 if (tmpNetif->next == netif) {
262 tmpNetif->next = netif->next;
263 break;
264 }
265 }
266 if (tmpNetif == NULL)
267 return; /* we didn't find any netif today */
268 }
270 /* this netif is default? */
271 if (netif_default == netif) {
272 /* reset default netif */
274 }
275#if LWIP_NETIF_REMOVE_CALLBACK
276 if (netif->remove_callback) {
277 netif->remove_callback(netif);
278 }
279#endif /* LWIP_NETIF_REMOVE_CALLBACK */
280 LWIP_DEBUGF( NETIF_DEBUG, ("netif_remove: removed netif\n") );
281}
282
289struct netif *
291{
292 struct netif *netif;
293 u8_t num;
294
295 if (name == NULL) {
296 return NULL;
297 }
298
299 num = name[2] - '0';
300
301 for(netif = netif_list; netif != NULL; netif = netif->next) {
302 if (num == netif->num &&
303 name[0] == netif->name[0] &&
304 name[1] == netif->name[1]) {
305 LWIP_DEBUGF(NETIF_DEBUG, ("netif_find: found %c%c\n", name[0], name[1]));
306 return netif;
307 }
308 }
309 LWIP_DEBUGF(NETIF_DEBUG, ("netif_find: didn't find %c%c\n", name[0], name[1]));
310 return NULL;
311}
312
322void
324{
325 /* TODO: Handling of obsolete pcbs */
326 /* See: http://mail.gnu.org/archive/html/lwip-users/2003-03/msg00118.html */
327#if LWIP_TCP
328 struct tcp_pcb *pcb;
329 struct tcp_pcb_listen *lpcb;
330
331 /* address is actually being changed? */
332 if (ipaddr && (ip_addr_cmp(ipaddr, &(netif->ip_addr))) == 0) {
333 /* extern struct tcp_pcb *tcp_active_pcbs; defined by tcp.h */
334 LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_STATE, ("netif_set_ipaddr: netif address being changed\n"));
335 pcb = tcp_active_pcbs;
336 while (pcb != NULL) {
337 /* PCB bound to current local interface address? */
338 if (ip_addr_cmp(&(pcb->local_ip), &(netif->ip_addr))
339#if LWIP_AUTOIP
340 /* connections to link-local addresses must persist (RFC3927 ch. 1.9) */
341 && !ip_addr_islinklocal(&(pcb->local_ip))
342#endif /* LWIP_AUTOIP */
343 ) {
344 /* this connection must be aborted */
345 struct tcp_pcb *next = pcb->next;
346 LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_STATE, ("netif_set_ipaddr: aborting TCP pcb %p\n", (void *)pcb));
347 tcp_abort(pcb);
348 pcb = next;
349 } else {
350 pcb = pcb->next;
351 }
352 }
353 for (lpcb = tcp_listen_pcbs.listen_pcbs; lpcb != NULL; lpcb = lpcb->next) {
354 /* PCB bound to current local interface address? */
355 if ((!(ip_addr_isany(&(lpcb->local_ip)))) &&
356 (ip_addr_cmp(&(lpcb->local_ip), &(netif->ip_addr)))) {
357 /* The PCB is listening to the old ipaddr and
358 * is set to listen to the new one instead */
359 ip_addr_set(&(lpcb->local_ip), ipaddr);
360 }
361 }
362 }
363#endif
366 /* set new IP address to netif */
367 ip_addr_set(&(netif->ip_addr), ipaddr);
370
371 LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("netif: IP address of interface %c%c set to %"U16_F".%"U16_F".%"U16_F".%"U16_F"\n",
372 netif->name[0], netif->name[1],
377}
378
387void
389{
390 ip_addr_set(&(netif->gw), gw);
391 LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("netif: GW address of interface %c%c set to %"U16_F".%"U16_F".%"U16_F".%"U16_F"\n",
392 netif->name[0], netif->name[1],
396 ip4_addr4_16(&netif->gw)));
397}
398
408void
410{
412 /* set new netmask to netif */
413 ip_addr_set(&(netif->netmask), netmask);
415 LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("netif: netmask of interface %c%c set to %"U16_F".%"U16_F".%"U16_F".%"U16_F"\n",
416 netif->name[0], netif->name[1],
421}
422
429void
431{
432 if (netif == NULL) {
433 /* remove default route */
435 } else {
436 /* install default route */
438 }
440 LWIP_DEBUGF(NETIF_DEBUG, ("netif: setting default interface %c%c\n",
441 netif ? netif->name[0] : '\'', netif ? netif->name[1] : '\''));
442}
443
454{
455 if (!(netif->flags & NETIF_FLAG_UP)) {
457
458#if LWIP_SNMP
460#endif /* LWIP_SNMP */
461
463
465#if LWIP_ARP
466 /* For Ethernet network interfaces, we would like to send a "gratuitous ARP" */
467 if (netif->flags & (NETIF_FLAG_ETHARP)) {
468 etharp_gratuitous(netif);
469 }
470#endif /* LWIP_ARP */
471
472#if LWIP_IGMP
473 /* resend IGMP memberships */
474 if (netif->flags & NETIF_FLAG_IGMP) {
475 igmp_report_groups( netif);
476 }
477#endif /* LWIP_IGMP */
478 }
479 }
480}
481
491{
492 if (netif->flags & NETIF_FLAG_UP) {
493 netif->flags &= ~NETIF_FLAG_UP;
494#if LWIP_SNMP
496#endif
497
498#if LWIP_ARP
500 etharp_cleanup_netif(netif);
501 }
502#endif /* LWIP_ARP */
504 }
505}
506
507#if LWIP_NETIF_STATUS_CALLBACK
511void netif_set_status_callback(struct netif *netif, netif_status_callback_fn status_callback)
512{
513 if (netif) {
514 netif->status_callback = status_callback;
515 }
516}
517#endif /* LWIP_NETIF_STATUS_CALLBACK */
518
519#if LWIP_NETIF_REMOVE_CALLBACK
523void
524netif_set_remove_callback(struct netif *netif, netif_status_callback_fn remove_callback)
525{
526 if (netif) {
527 netif->remove_callback = remove_callback;
528 }
529}
530#endif /* LWIP_NETIF_REMOVE_CALLBACK */
531
536{
537 if (!(netif->flags & NETIF_FLAG_LINK_UP)) {
539
540#if LWIP_DHCP
541 if (netif->dhcp) {
542 dhcp_network_changed(netif);
543 }
544#endif /* LWIP_DHCP */
545
546#if LWIP_AUTOIP
547 if (netif->autoip) {
548 autoip_network_changed(netif);
549 }
550#endif /* LWIP_AUTOIP */
551
552 if (netif->flags & NETIF_FLAG_UP) {
553#if LWIP_ARP
554 /* For Ethernet network interfaces, we would like to send a "gratuitous ARP" */
556 etharp_gratuitous(netif);
557 }
558#endif /* LWIP_ARP */
559
560#if LWIP_IGMP
561 /* resend IGMP memberships */
562 if (netif->flags & NETIF_FLAG_IGMP) {
563 igmp_report_groups( netif);
564 }
565#endif /* LWIP_IGMP */
566 }
568 }
569}
570
575{
577 netif->flags &= ~NETIF_FLAG_LINK_UP;
579 }
580}
581
582#if LWIP_NETIF_LINK_CALLBACK
586void netif_set_link_callback(struct netif *netif, netif_status_callback_fn link_callback)
587{
588 if (netif) {
589 netif->link_callback = link_callback;
590 }
591}
592#endif /* LWIP_NETIF_LINK_CALLBACK */
593
594#if ENABLE_LOOPBACK
609err_t
610netif_loop_output(struct netif *netif, struct pbuf *p,
611 ip_addr_t *ipaddr)
612{
613 struct pbuf *r;
614 err_t err;
615 struct pbuf *last;
616#if LWIP_LOOPBACK_MAX_PBUFS
617 u8_t clen = 0;
618#endif /* LWIP_LOOPBACK_MAX_PBUFS */
619 /* If we have a loopif, SNMP counters are adjusted for it,
620 * if not they are adjusted for 'netif'. */
621#if LWIP_SNMP
622#if LWIP_HAVE_LOOPIF
623 struct netif *stats_if = &loop_netif;
624#else /* LWIP_HAVE_LOOPIF */
625 struct netif *stats_if = netif;
626#endif /* LWIP_HAVE_LOOPIF */
627#endif /* LWIP_SNMP */
629 LWIP_UNUSED_ARG(ipaddr);
630
631 /* Allocate a new pbuf */
632 r = pbuf_alloc(PBUF_LINK, p->tot_len, PBUF_RAM);
633 if (r == NULL) {
634 LINK_STATS_INC(link.memerr);
635 LINK_STATS_INC(link.drop);
636 snmp_inc_ifoutdiscards(stats_if);
637 return ERR_MEM;
638 }
639#if LWIP_LOOPBACK_MAX_PBUFS
640 clen = pbuf_clen(r);
641 /* check for overflow or too many pbuf on queue */
642 if(((netif->loop_cnt_current + clen) < netif->loop_cnt_current) ||
643 ((netif->loop_cnt_current + clen) > LWIP_LOOPBACK_MAX_PBUFS)) {
644 pbuf_free(r);
645 LINK_STATS_INC(link.memerr);
646 LINK_STATS_INC(link.drop);
647 snmp_inc_ifoutdiscards(stats_if);
648 return ERR_MEM;
649 }
650 netif->loop_cnt_current += clen;
651#endif /* LWIP_LOOPBACK_MAX_PBUFS */
652
653 /* Copy the whole pbuf queue p into the single pbuf r */
654 if ((err = pbuf_copy(r, p)) != ERR_OK) {
655 pbuf_free(r);
656 LINK_STATS_INC(link.memerr);
657 LINK_STATS_INC(link.drop);
658 snmp_inc_ifoutdiscards(stats_if);
659 return err;
660 }
661
662 /* Put the packet on a linked list which gets emptied through calling
663 netif_poll(). */
664
665 /* let last point to the last pbuf in chain r */
666 for (last = r; last->next != NULL; last = last->next);
667
668 SYS_ARCH_PROTECT(lev);
669 if(netif->loop_first != NULL) {
670 LWIP_ASSERT("if first != NULL, last must also be != NULL", netif->loop_last != NULL);
671 netif->loop_last->next = r;
672 netif->loop_last = last;
673 } else {
674 netif->loop_first = r;
675 netif->loop_last = last;
676 }
678
679 LINK_STATS_INC(link.xmit);
680 snmp_add_ifoutoctets(stats_if, p->tot_len);
681 snmp_inc_ifoutucastpkts(stats_if);
682
683#if LWIP_NETIF_LOOPBACK_MULTITHREADING
684 /* For multithreading environment, schedule a call to netif_poll */
686#endif /* LWIP_NETIF_LOOPBACK_MULTITHREADING */
687
688 return ERR_OK;
689}
690
697void
698netif_poll(struct netif *netif)
699{
700 struct pbuf *in;
701 /* If we have a loopif, SNMP counters are adjusted for it,
702 * if not they are adjusted for 'netif'. */
703#if LWIP_SNMP
704#if LWIP_HAVE_LOOPIF
705 struct netif *stats_if = &loop_netif;
706#else /* LWIP_HAVE_LOOPIF */
707 struct netif *stats_if = netif;
708#endif /* LWIP_HAVE_LOOPIF */
709#endif /* LWIP_SNMP */
711
712 do {
713 /* Get a packet from the list. With SYS_LIGHTWEIGHT_PROT=1, this is protected */
714 SYS_ARCH_PROTECT(lev);
715 in = netif->loop_first;
716 if (in != NULL) {
717 struct pbuf *in_end = in;
718#if LWIP_LOOPBACK_MAX_PBUFS
719 u8_t clen = pbuf_clen(in);
720 /* adjust the number of pbufs on queue */
721 LWIP_ASSERT("netif->loop_cnt_current underflow",
722 ((netif->loop_cnt_current - clen) < netif->loop_cnt_current));
723 netif->loop_cnt_current -= clen;
724#endif /* LWIP_LOOPBACK_MAX_PBUFS */
725 while (in_end->len != in_end->tot_len) {
726 LWIP_ASSERT("bogus pbuf: len != tot_len but next == NULL!", in_end->next != NULL);
727 in_end = in_end->next;
728 }
729 /* 'in_end' now points to the last pbuf from 'in' */
730 if (in_end == netif->loop_last) {
731 /* this was the last pbuf in the list */
732 netif->loop_first = netif->loop_last = NULL;
733 } else {
734 /* pop the pbuf off the list */
735 netif->loop_first = in_end->next;
736 LWIP_ASSERT("should not be null since first != last!", netif->loop_first != NULL);
737 }
738 /* De-queue the pbuf from its successors on the 'loop_' list. */
739 in_end->next = NULL;
740 }
742
743 if (in != NULL) {
744 LINK_STATS_INC(link.recv);
745 snmp_add_ifinoctets(stats_if, in->tot_len);
746 snmp_inc_ifinucastpkts(stats_if);
747 /* loopback packets are always IP packets! */
748 if (ip_input(in, netif) != ERR_OK) {
749 pbuf_free(in);
750 }
751 /* Don't reference the packet any more! */
752 in = NULL;
753 }
754 /* go on while there is a packet on the list */
755 } while (netif->loop_first != NULL);
756}
757
758#if !LWIP_NETIF_LOOPBACK_MULTITHREADING
762void
763netif_poll_all(void)
764{
765 struct netif *netif = netif_list;
766 /* loop through netifs */
767 while (netif != NULL) {
768 netif_poll(netif);
769 /* proceed to next network interface */
770 netif = netif->next;
771 }
772}
773#endif /* !LWIP_NETIF_LOOPBACK_MULTITHREADING */
774#endif /* ENABLE_LOOPBACK */
static int state
Definition: maze.c:121
#define LWIP_UNUSED_ARG(x)
Definition: arch.h:73
const WCHAR * link
Definition: db.cpp:997
#define NULL
Definition: types.h:112
#define SYS_ARCH_UNPROTECT(lev)
Definition: cc.h:56
#define SYS_ARCH_PROTECT(lev)
Definition: cc.h:55
#define SYS_ARCH_DECL_PROTECT(lev)
Definition: cc.h:54
#define U16_F
Definition: cc.h:36
unsigned char u8_t
Definition: cc.h:23
#define LWIP_DBG_STATE
Definition: debug.h:59
#define LWIP_DEBUGF(debug, message)
Definition: debug.h:95
#define LWIP_ASSERT(message, assertion)
Definition: debug.h:66
#define LWIP_DBG_TRACE
Definition: debug.h:57
#define ERR_MEM
Definition: err.h:53
#define ERR_OK
Definition: err.h:52
s8_t err_t
Definition: err.h:47
#define snmp_inc_iflist()
Definition: snmp.h:253
@ snmp_ifType_softwareLoopback
Definition: snmp.h:74
#define snmp_get_sysuptime(value)
Definition: snmp.h:239
#define snmp_inc_ifoutucastpkts(ni)
Definition: snmp.h:250
#define snmp_dec_iflist()
Definition: snmp.h:254
#define snmp_insert_ipaddridx_tree(ni)
Definition: snmp.h:278
#define snmp_delete_iprteidx_tree(dflt, ni)
Definition: snmp.h:281
#define snmp_inc_ifinucastpkts(ni)
Definition: snmp.h:246
#define snmp_add_ifinoctets(ni, value)
Definition: snmp.h:245
#define snmp_add_ifoutoctets(ni, value)
Definition: snmp.h:249
#define snmp_delete_ipaddridx_tree(ni)
Definition: snmp.h:279
#define snmp_insert_iprteidx_tree(dflt, ni)
Definition: snmp.h:280
#define snmp_inc_ifoutdiscards(ni)
Definition: snmp.h:252
void(* tcpip_callback_fn)(void *ctx)
Definition: tcpip.h:78
#define tcpip_callback(f, ctx)
Definition: tcpip.h:102
GLdouble GLdouble GLdouble r
Definition: gl.h:2055
GLuint in
Definition: glext.h:9616
GLfloat GLfloat p
Definition: glext.h:8902
GLuint GLuint num
Definition: glext.h:9618
GLenum GLenum GLenum input
Definition: glext.h:9031
#define NETIF_DEBUG
Definition: lwipopts.h:120
#define LWIP_AUTOIP
Definition: lwipopts.h:39
#define ip_addr_cmp(addr1, addr2)
Definition: ip_addr.h:198
#define ip_addr_isany(addr1)
Definition: ip_addr.h:200
#define ip4_addr1_16(ipaddr)
Definition: ip_addr.h:226
#define ip4_addr2_16(ipaddr)
Definition: ip_addr.h:227
#define ip_addr_set(dest, src)
Definition: ip_addr.h:164
#define IP4_ADDR(ipaddr, a, b, c, d)
Definition: ip_addr.h:139
#define ip_addr_islinklocal(addr1)
Definition: ip_addr.h:210
typedefPACK_STRUCT_END struct ip_addr ip_addr_t
Definition: ip_addr.h:64
#define ip4_addr3_16(ipaddr)
Definition: ip_addr.h:228
#define ip_addr_set_zero(ipaddr)
Definition: ip_addr.h:168
#define ip4_addr4_16(ipaddr)
Definition: ip_addr.h:229
#define ip_addr_debug_print(debug, ipaddr)
Definition: ip_addr.h:212
err_t ip_input(struct pbuf *p, struct netif *inp)
Definition: ip.c:305
static UINT UINT last
Definition: font.c:45
static void WINAPI status_callback(HINTERNET handle, DWORD_PTR ctx, DWORD status, LPVOID info, DWORD info_len)
Definition: ftp.c:948
void netif_init(void)
Definition: netif.c:106
void netif_set_netmask(struct netif *netif, ip_addr_t *netmask)
Definition: netif.c:409
struct netif * netif_list
Definition: netif.c:75
void netif_set_link_down(struct netif *netif)
Definition: netif.c:574
void netif_set_addr(struct netif *netif, ip_addr_t *ipaddr, ip_addr_t *netmask, ip_addr_t *gw)
Definition: netif.c:221
struct netif * netif_default
Definition: netif.c:76
struct netif * netif_add(struct netif *netif, ip_addr_t *ipaddr, ip_addr_t *netmask, ip_addr_t *gw, void *state, netif_init_fn init, netif_input_fn input)
Definition: netif.c:139
static u8_t netif_num
Definition: netif.c:78
void netif_set_down(struct netif *netif)
Definition: netif.c:490
#define NETIF_STATUS_CALLBACK(n)
Definition: netif.c:66
struct netif * netif_find(char *name)
Definition: netif.c:290
void netif_remove(struct netif *netif)
Definition: netif.c:235
#define NETIF_LINK_CALLBACK(n)
Definition: netif.c:72
void netif_set_gw(struct netif *netif, ip_addr_t *gw)
Definition: netif.c:388
void netif_set_default(struct netif *netif)
Definition: netif.c:430
void netif_set_link_up(struct netif *netif)
Definition: netif.c:535
void netif_set_ipaddr(struct netif *netif, ip_addr_t *ipaddr)
Definition: netif.c:323
void netif_set_up(struct netif *netif)
Definition: netif.c:453
err_t(* netif_init_fn)(struct netif *netif)
Definition: netif.h:102
void(* netif_status_callback_fn)(struct netif *netif)
Definition: netif.h:128
#define NETIF_FLAG_LINK_UP
Definition: netif.h:84
#define NETIF_FLAG_ETHARP
Definition: netif.h:88
#define netif_is_up(netif)
Definition: netif.h:282
err_t(* netif_input_fn)(struct pbuf *p, struct netif *inp)
Definition: netif.h:109
#define NETIF_FLAG_UP
Definition: netif.h:69
#define NETIF_FLAG_IGMP
Definition: netif.h:95
#define NETIF_SET_HWADDRHINT(netif, hint)
Definition: netif.h:321
#define NETIF_INIT_SNMP(netif, type, speed)
Definition: netif.h:248
#define LWIP_LOOPBACK_MAX_PBUFS
Definition: opt.h:1175
struct pbuf * pbuf_alloc(pbuf_layer layer, u16_t length, pbuf_type type)
Definition: pbuf.c:207
u8_t pbuf_clen(struct pbuf *p)
Definition: pbuf.c:704
u8_t pbuf_free(struct pbuf *p)
Definition: pbuf.c:618
err_t pbuf_copy(struct pbuf *p_to, struct pbuf *p_from)
Definition: pbuf.c:852
@ PBUF_RAM
Definition: pbuf.h:58
@ PBUF_LINK
Definition: pbuf.h:53
static unsigned __int64 next
Definition: rand_nt.c:6
#define err(...)
#define LINK_STATS_INC(x)
Definition: stats.h:227
struct define * next
Definition: compiler.c:65
Definition: name.c:39
Definition: netif.h:136
u8_t flags
Definition: netif.h:192
char name[2]
Definition: netif.h:194
ip_addr_t gw
Definition: netif.h:143
ip_addr_t netmask
Definition: netif.h:142
void * state
Definition: netif.h:172
netif_output_fn output
Definition: netif.h:151
netif_input_fn input
Definition: netif.h:147
ip_addr_t ip_addr
Definition: netif.h:141
u8_t num
Definition: netif.h:196
struct netif * next
Definition: netif.h:138
Definition: pbuf.h:79
u16_t tot_len
Definition: pbuf.h:93
struct pbuf * next
Definition: pbuf.h:81
u16_t len
Definition: pbuf.h:96
err_t tcpip_input(struct pbuf *p, struct netif *inp)
Definition: tcpip.c:164
static int init
Definition: wintirpc.c:33