From 020ec5216dc7e7de28b1fa9a7be8fc4ce1271004 Mon Sep 17 00:00:00 2001 From: wangxujie Date: Thu, 10 Jul 2025 13:25:00 +0800 Subject: [PATCH] =?UTF-8?q?BUG=E4=BF=AE=E5=A4=8D?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- User/application/src/tcpserverc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/User/application/src/tcpserverc.c b/User/application/src/tcpserverc.c index e1bcc64..5ca00e8 100644 --- a/User/application/src/tcpserverc.c +++ b/User/application/src/tcpserverc.c @@ -36,7 +36,6 @@ static err_t tcpecho_recv_control(void *arg, struct tcp_pcb *tpcb, struct pbuf * /* 更新窗口*/ tcp_recved(tpcb, p->tot_len); // 读取数据的控制块 得到所有数据的长度 - server_pcb_control = tpcb; // 直接赋值 memcpy(tcp_rx_data, (int *)p->payload, p->tot_len); rx_data_len = p->tot_len; /*1. 对接收的数据做异或校验、帧头帧尾判断，校验失败返回信息，校验通过继续下一步、校验数据从帧头后面到校验位结束*/ @@ -102,6 +101,7 @@ static err_t tcpecho_recv_control(void *arg, struct tcp_pcb *tpcb, struct pbuf * static err_t tcpecho_accept_control(void *arg, struct tcp_pcb *newpcb, err_t err) // 由于这个函数是*tcp_accept_fn类型的 { tcp_recv(newpcb, tcpecho_recv_control); // 当收到数据时，回调用户自己写的tcpecho_recv + server_pcb_control = newpcb; // 直接赋值 tcp_echo_flags_control = 1; return ERR_OK; }