mirror of
https://github.com/lwip-tcpip/lwip.git
synced 2025-01-27 03:35:38 +00:00
Applied Ian Wienand's patches (4-2-2004). Was partly applied earlier.
This commit is contained in:
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f75da2c393
commit
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@ -67,6 +67,8 @@
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* to remove the DHCP client.
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*
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*/
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#ifdef LWIP_DHCP /* don't build if not configured for use in lwipopt.h */
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#include "lwip/stats.h"
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#include "lwip/mem.h"
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#include "lwip/udp.h"
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@ -1418,3 +1420,5 @@ static u32_t dhcp_get_option_long(u8_t *ptr)
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LWIP_DEBUGF(DHCP_DEBUG, ("option long value=%lu\n", value));
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return value;
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}
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#endif /* LWIP_DHCP */
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@ -292,7 +292,7 @@ mem_malloc(mem_size_t size)
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}
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sys_sem_signal(mem_sem);
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LWIP_ASSERT("mem_malloc: allocated memory not above ram_end.",
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(u32_t)mem + SIZEOF_STRUCT_MEM + size <= (u32_t)ram_end);
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(mem_ptr_t)mem + SIZEOF_STRUCT_MEM + size <= (mem_ptr_t)ram_end);
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LWIP_ASSERT("mem_malloc: allocated memory properly aligned.",
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(unsigned long)((u8_t *)mem + SIZEOF_STRUCT_MEM) % MEM_ALIGNMENT == 0);
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return (u8_t *)mem + SIZEOF_STRUCT_MEM;
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@ -217,7 +217,7 @@ memp_malloc(memp_t type)
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sys_sem_signal(mutex);
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#endif /* SYS_LIGHTWEIGHT_PROT */
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LWIP_ASSERT("memp_malloc: memp properly aligned",
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((u32_t)MEM_ALIGN((u8_t *)memp + sizeof(struct memp)) % MEM_ALIGNMENT) == 0);
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((mem_ptr_t)MEM_ALIGN((u8_t *)memp + sizeof(struct memp)) % MEM_ALIGNMENT) == 0);
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mem = MEM_ALIGN((u8_t *)memp + sizeof(struct memp));
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return mem;
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@ -186,7 +186,7 @@ netif_set_ipaddr(struct netif *netif, struct ip_addr *ipaddr)
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pcb = pcb->next;
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}
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}
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for (lpcb = tcp_listen_pcbs; lpcb != NULL; lpcb = lpcb->next) {
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for (lpcb = tcp_listen_pcbs.listen_pcbs; lpcb != NULL; lpcb = lpcb->next) {
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/* PCB bound to current local interface address? */
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if (ip_addr_cmp(&(lpcb->local_ip), &(netif->ip_addr))) {
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/* The PCB is listening to the old ipaddr and
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@ -100,7 +100,7 @@ pbuf_init(void)
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u16_t i;
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pbuf_pool = (struct pbuf *)&pbuf_pool_memory[0];
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LWIP_ASSERT("pbuf_init: pool aligned", (long)pbuf_pool % MEM_ALIGNMENT == 0);
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LWIP_ASSERT("pbuf_init: pool aligned", (mem_ptr_t)pbuf_pool % MEM_ALIGNMENT == 0);
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#if PBUF_STATS
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lwip_stats.pbuf.avail = PBUF_POOL_SIZE;
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@ -254,7 +254,7 @@ pbuf_alloc(pbuf_layer l, u16_t length, pbuf_flag flag)
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/* make the payload pointer point 'offset' bytes into pbuf data memory */
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p->payload = MEM_ALIGN((void *)((u8_t *)p + (sizeof(struct pbuf) + offset)));
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LWIP_ASSERT("pbuf_alloc: pbuf p->payload properly aligned",
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((u32_t)p->payload % MEM_ALIGNMENT) == 0);
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((mem_ptr_t)p->payload % MEM_ALIGNMENT) == 0);
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/* the total length of the pbuf chain is the requested size */
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p->tot_len = length;
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/* set the length of the first pbuf in the chain */
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@ -290,7 +290,7 @@ pbuf_alloc(pbuf_layer l, u16_t length, pbuf_flag flag)
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q->len = rem_len > PBUF_POOL_BUFSIZE? PBUF_POOL_BUFSIZE: rem_len;
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q->payload = (void *)((u8_t *)q + sizeof(struct pbuf));
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LWIP_ASSERT("pbuf_alloc: pbuf q->payload properly aligned",
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((u32_t)q->payload % MEM_ALIGNMENT) == 0);
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((mem_ptr_t)q->payload % MEM_ALIGNMENT) == 0);
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q->ref = 1;
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/* calculate remaining length to be allocated */
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rem_len -= q->len;
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@ -314,7 +314,7 @@ pbuf_alloc(pbuf_layer l, u16_t length, pbuf_flag flag)
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p->flags = PBUF_FLAG_RAM;
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LWIP_ASSERT("pbuf_alloc: pbuf->payload properly aligned",
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((u32_t)p->payload % MEM_ALIGNMENT) == 0);
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((mem_ptr_t)p->payload % MEM_ALIGNMENT) == 0);
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break;
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/* pbuf references existing (static constant) ROM payload? */
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case PBUF_ROM:
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@ -62,7 +62,9 @@ const u8_t tcp_backoff[13] =
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{ 1, 2, 3, 4, 5, 6, 7, 7, 7, 7, 7, 7, 7};
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/* The TCP PCB lists. */
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struct tcp_pcb_listen *tcp_listen_pcbs; /* List of all TCP PCBs in LISTEN state. */
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/* List of all TCP PCBs in LISTEN state. */
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union tcp_listen_pcbs_t tcp_listen_pcbs;
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struct tcp_pcb *tcp_active_pcbs; /* List of all TCP PCBs that are in a
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state in which they accept or send
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data. */
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@ -85,7 +87,7 @@ void
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tcp_init(void)
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{
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/* Clear globals. */
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tcp_listen_pcbs = NULL;
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tcp_listen_pcbs.listen_pcbs = NULL;
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tcp_active_pcbs = NULL;
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tcp_tw_pcbs = NULL;
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tcp_tmp_pcb = NULL;
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@ -136,7 +138,7 @@ tcp_close(struct tcp_pcb *pcb)
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switch (pcb->state) {
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case LISTEN:
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err = ERR_OK;
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tcp_pcb_remove((struct tcp_pcb **)&tcp_listen_pcbs, pcb);
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tcp_pcb_remove((struct tcp_pcb **)&tcp_listen_pcbs.pcbs, pcb);
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memp_free(MEMP_TCP_PCB_LISTEN, pcb);
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pcb = NULL;
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break;
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@ -251,7 +253,7 @@ tcp_bind(struct tcp_pcb *pcb, struct ip_addr *ipaddr, u16_t port)
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}
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#ifndef SO_REUSE
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/* Check if the address already is in use. */
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for(cpcb = (struct tcp_pcb *)tcp_listen_pcbs;
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for(cpcb = (struct tcp_pcb *)tcp_listen_pcbs.pcbs;
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cpcb != NULL; cpcb = cpcb->next) {
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if (cpcb->local_port == port) {
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if (ip_addr_isany(&(cpcb->local_ip)) ||
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@ -284,7 +286,7 @@ tcp_bind(struct tcp_pcb *pcb, struct ip_addr *ipaddr, u16_t port)
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When the two options aren't set and specified port is already bound, ERR_USE is returned saying that
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address is already in use. */
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for(cpcb = (struct tcp_pcb *)tcp_listen_pcbs; cpcb != NULL; cpcb = cpcb->next) {
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for(cpcb = (struct tcp_pcb *)tcp_listen_pcbs.pcbs; cpcb != NULL; cpcb = cpcb->next) {
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if(cpcb->local_port == port) {
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if(ip_addr_cmp(&(cpcb->local_ip), ipaddr)) {
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if(pcb->so_options & SOF_REUSEPORT) {
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@ -421,7 +423,7 @@ tcp_listen(struct tcp_pcb *pcb)
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#if LWIP_CALLBACK_API
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lpcb->accept = tcp_accept_null;
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#endif /* LWIP_CALLBACK_API */
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TCP_REG(&tcp_listen_pcbs, lpcb);
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TCP_REG(&tcp_listen_pcbs.listen_pcbs, lpcb);
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return (struct tcp_pcb *)lpcb;
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}
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@ -483,7 +485,7 @@ tcp_new_port(void)
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goto again;
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}
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}
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for(pcb = (struct tcp_pcb *)tcp_listen_pcbs; pcb != NULL; pcb = pcb->next) {
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for(pcb = (struct tcp_pcb *)tcp_listen_pcbs.pcbs; pcb != NULL; pcb = pcb->next) {
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if (pcb->local_port == port) {
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goto again;
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}
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@ -1253,7 +1255,7 @@ tcp_debug_print_pcbs(void)
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tcp_debug_print_state(pcb->state);
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}
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LWIP_DEBUGF(TCP_DEBUG, ("Listen PCB states:\n"));
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for(pcb = (struct tcp_pcb *)tcp_listen_pcbs; pcb != NULL; pcb = pcb->next) {
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for(pcb = (struct tcp_pcb *)tcp_listen_pcbs.pcbs; pcb != NULL; pcb = pcb->next) {
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LWIP_DEBUGF(TCP_DEBUG, ("Local port %u, foreign port %u snd_nxt %lu rcv_nxt %lu ",
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pcb->local_port, pcb->remote_port,
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pcb->snd_nxt, pcb->rcv_nxt));
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@ -255,7 +255,7 @@ tcp_input(struct pbuf *p, struct netif *inp)
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/* Finally, if we still did not get a match, we check all PCBs that
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are LISTENing for incoming connections. */
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prev = NULL;
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for(lpcb = tcp_listen_pcbs; lpcb != NULL; lpcb = lpcb->next) {
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for(lpcb = tcp_listen_pcbs.listen_pcbs; lpcb != NULL; lpcb = lpcb->next) {
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if ((ip_addr_isany(&(lpcb->local_ip)) ||
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ip_addr_cmp(&(lpcb->local_ip), &(iphdr->dest))) &&
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lpcb->local_port == tcphdr->dest) {
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@ -265,9 +265,9 @@ tcp_input(struct pbuf *p, struct netif *inp)
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if (prev != NULL) {
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((struct tcp_pcb_listen *)prev)->next = lpcb->next;
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/* our successor is the remainder of the listening list */
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lpcb->next = tcp_listen_pcbs;
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lpcb->next = tcp_listen_pcbs.listen_pcbs;
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/* put this listening pcb at the head of the listening list */
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tcp_listen_pcbs = lpcb;
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tcp_listen_pcbs.listen_pcbs = lpcb;
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}
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LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_input: packed for LISTENing connection.\n"));
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