From fdccb3a2c430c6270ff5272220cf471bf760fda7 Mon Sep 17 00:00:00 2001
From: wuchangsheng <wuchangsheng2@huawei.com>
Date: Sat, 21 Aug 2021 15:22:52 +0800
Subject: [PATCH] del tcp_conn

---
 src/core/tcp.c         | 78 ------------------------------------------
 src/include/lwip/tcp.h |  3 --
 2 files changed, 81 deletions(-)

diff --git a/src/core/tcp.c b/src/core/tcp.c
index 2cfbce2..0f3e830 100644
--- a/src/core/tcp.c
+++ b/src/core/tcp.c
@@ -2484,84 +2484,6 @@ tcp_tcp_get_tcp_addrinfo(struct tcp_pcb *pcb, int local, ip_addr_t *addr, u16_t
   return ERR_VAL;
 }
 
-uint32_t tcp_get_conn_num(void)
-{
-    struct tcp_pcb *pcb = NULL;
-    struct tcp_pcb_listen *pcbl = NULL;
-    uint32_t conn_num = 0;
-
-    for (pcb = tcp_active_pcbs; pcb != NULL; pcb = pcb->next) {
-        conn_num++;
-    }
-
-    for (pcbl = tcp_listen_pcbs.listen_pcbs; pcbl != NULL; pcbl = pcbl->next) {
-        conn_num++;
-    }
-
-    for (pcb = tcp_tw_pcbs; pcb != NULL; pcb = pcb->next) {
-        conn_num++;
-    }
-
-    return conn_num;
-}
-
-void tcp_get_conn(char *buf, int32_t len, uint32_t *conn_num)
-{
-  int tmp_len = 0;
-  char *tmp_buf = buf;
-  struct tcp_pcb_dp tdp;
-  struct tcp_pcb *pcb = NULL;
-  struct tcp_pcb_listen *pcbl = NULL;
-
-#define COPY_TDP(b, l) \
-  do { \
-    if (l + sizeof(tdp) <= len) { \
-	  memcpy(b, &tdp, sizeof(tdp)); \
-	  b += sizeof(tdp); \
-	  l += sizeof(tdp); \
-      *conn_num += 1; \
-    } else \
-      return; \
-  } while(0);
-
-  *conn_num = 0;
-
-  for (pcb = tcp_active_pcbs; pcb != NULL; pcb = pcb->next) {
-    tdp.state = ACTIVE_LIST;
-    tdp.lip = pcb->local_ip.addr;
-    tdp.rip = pcb->remote_ip.addr;
-    tdp.l_port = pcb->local_port;
-    tdp.r_port = pcb->remote_port;
-    tdp.s_next = pcb->snd_queuelen;
-    /* lwip not cache rcv buf. Set it to 0. */
-    tdp.r_next = 0;
-    tdp.tcp_sub_state = pcb->state;
-    COPY_TDP(tmp_buf, tmp_len);
-  }
-
-  for (pcbl = tcp_listen_pcbs.listen_pcbs; pcbl != NULL; pcbl = pcbl->next) {
-    tdp.state = LISTEN_LIST;
-    tdp.lip = pcbl->local_ip.addr;
-    tdp.rip = pcbl->remote_ip.addr;
-    tdp.l_port = pcbl->local_port;
-    tdp.tcp_sub_state = pcbl->state;
-    COPY_TDP(tmp_buf, tmp_len);
-  }
-
-  for (pcb = tcp_tw_pcbs; pcb != NULL; pcb = pcb->next) {
-    tdp.state = TIME_WAIT_LIST;
-    tdp.lip = pcb->local_ip.addr;
-    tdp.rip = pcb->remote_ip.addr;
-    tdp.l_port = pcb->local_port;
-    tdp.r_port = pcb->remote_port;
-    tdp.s_next = pcb->snd_queuelen;
-    /* lwip not cache rcv buf. Set it to 0. */
-    tdp.r_next = 0;
-    tdp.tcp_sub_state = pcb->state;
-    COPY_TDP(tmp_buf, tmp_len);
-  }
-}
-
 #if TCP_QUEUE_OOSEQ
 /* Free all ooseq pbufs (and possibly reset SACK state) */
 void
diff --git a/src/include/lwip/tcp.h b/src/include/lwip/tcp.h
index 4f86b46..b36bf33 100644
--- a/src/include/lwip/tcp.h
+++ b/src/include/lwip/tcp.h
@@ -570,9 +570,6 @@ struct tcp_pcb_dp {
   uint32_t tcp_sub_state;
 };
 
-void tcp_get_conn(char *buf, int32_t len, uint32_t *conn_num);
-uint32_t tcp_get_conn_num(void);
-
 /* for compatibility with older implementation */
 #define tcp_new_ip6() tcp_new_ip_type(IPADDR_TYPE_V6)
 
-- 
2.23.0