anchao commented on code in PR #7004: URL: https://github.com/apache/incubator-nuttx/pull/7004#discussion_r966056345
########## net/procfs/net_tcp.c: ########## @@ -0,0 +1,172 @@ +/**************************************************************************** + * net/procfs/net_tcp.c + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> +#include <stdio.h> +#include <string.h> +#include <debug.h> + +#include <arpa/inet.h> +#include <netinet/in.h> + +#include <nuttx/net/netstats.h> + +#include "procfs/procfs.h" +#include "tcp/tcp.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#if defined(CONFIG_NET_TCP) && defined(CONFIG_NET_IPv4) + +#define TCP_LINELEN 120 + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: netprocfs_read_tcpstats + * + * Description: + * Read and format TCP statistics. + * + * Input Parameters: + * priv - A reference to the network procfs file structure + * buffer - The user-provided buffer into which network status will be + * returned. + * bulen - The size in bytes of the user provided buffer. + * + * Returned Value: + * Zero (OK) is returned on success; a negated errno value is returned + * on failure. + * + ****************************************************************************/ + +ssize_t netprocfs_read_tcpstats(FAR struct netprocfs_file_s *priv, + FAR char *buffer, size_t buflen) +{ + FAR struct tcp_conn_s *conn = NULL; + char remote[INET_ADDRSTRLEN + 1]; + char local[INET_ADDRSTRLEN + 1]; + struct in_addr laddr; + struct in_addr raddr; + int skip = 1; + int len = 0; + + net_lock(); + + if (tcp_nextconn(NULL) == NULL) + { + goto end_lock; + } + + if (priv->offset == 0) + { + len = snprintf(buffer, buflen, "TCP sl " + "local_address " + "remote_address " + "st flg ref tmr uack nrt " +#if CONFIG_NET_SEND_BUFSIZE > 0 + "txsz " +#endif + "rxsz" +#ifdef CONFIG_NET_IPv6 + " (IPv4)" +#endif /* CONFIG_NET_IPv6 */ + "\n"); + priv->offset = 1; + } + + local[INET_ADDRSTRLEN] = '\0'; + remote[INET_ADDRSTRLEN] = '\0'; + + while ((conn = tcp_nextconn(conn)) != NULL) + { +#if defined(CONFIG_NET_IPv4) && defined(CONFIG_NET_IPv6) + if (conn->domain != PF_INET) + { + continue; + } +#endif /* CONFIG_NET_IPv4 && CONFIG_NET_IPv6 */ + + if (++skip <= priv->offset) + { + continue; + } + + if (buflen - len < TCP_LINELEN) + { + break; + } + + laddr.s_addr = conn->u.ipv4.laddr; + raddr.s_addr = conn->u.ipv4.raddr; + + len += snprintf(buffer + len, buflen - len, + " %2" PRIu8 ": %16s:%6" PRIu16 " %16s:%6" PRIu16, + priv->offset++, + inet_ntoa_r(laddr, local, INET_ADDRSTRLEN), Review Comment: Done ########## net/procfs/net_tcp.c: ########## @@ -0,0 +1,172 @@ +/**************************************************************************** + * net/procfs/net_tcp.c + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> +#include <stdio.h> +#include <string.h> +#include <debug.h> + +#include <arpa/inet.h> +#include <netinet/in.h> + +#include <nuttx/net/netstats.h> + +#include "procfs/procfs.h" +#include "tcp/tcp.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#if defined(CONFIG_NET_TCP) && defined(CONFIG_NET_IPv4) + +#define TCP_LINELEN 120 + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: netprocfs_read_tcpstats + * + * Description: + * Read and format TCP statistics. + * + * Input Parameters: + * priv - A reference to the network procfs file structure + * buffer - The user-provided buffer into which network status will be + * returned. + * bulen - The size in bytes of the user provided buffer. + * + * Returned Value: + * Zero (OK) is returned on success; a negated errno value is returned + * on failure. + * + ****************************************************************************/ + +ssize_t netprocfs_read_tcpstats(FAR struct netprocfs_file_s *priv, + FAR char *buffer, size_t buflen) +{ + FAR struct tcp_conn_s *conn = NULL; + char remote[INET_ADDRSTRLEN + 1]; + char local[INET_ADDRSTRLEN + 1]; + struct in_addr laddr; + struct in_addr raddr; + int skip = 1; + int len = 0; + + net_lock(); + + if (tcp_nextconn(NULL) == NULL) + { + goto end_lock; + } + + if (priv->offset == 0) + { + len = snprintf(buffer, buflen, "TCP sl " + "local_address " + "remote_address " + "st flg ref tmr uack nrt " +#if CONFIG_NET_SEND_BUFSIZE > 0 + "txsz " +#endif + "rxsz" +#ifdef CONFIG_NET_IPv6 + " (IPv4)" +#endif /* CONFIG_NET_IPv6 */ + "\n"); + priv->offset = 1; + } + + local[INET_ADDRSTRLEN] = '\0'; + remote[INET_ADDRSTRLEN] = '\0'; + + while ((conn = tcp_nextconn(conn)) != NULL) + { +#if defined(CONFIG_NET_IPv4) && defined(CONFIG_NET_IPv6) + if (conn->domain != PF_INET) + { + continue; + } +#endif /* CONFIG_NET_IPv4 && CONFIG_NET_IPv6 */ + + if (++skip <= priv->offset) + { + continue; + } + + if (buflen - len < TCP_LINELEN) + { + break; + } + + laddr.s_addr = conn->u.ipv4.laddr; + raddr.s_addr = conn->u.ipv4.raddr; + + len += snprintf(buffer + len, buflen - len, + " %2" PRIu8 ": %16s:%6" PRIu16 " %16s:%6" PRIu16, + priv->offset++, + inet_ntoa_r(laddr, local, INET_ADDRSTRLEN), + ntohs(conn->lport), + inet_ntoa_r(raddr, remote, INET_ADDRSTRLEN), Review Comment: Done ########## net/procfs/Make.defs: ########## @@ -33,6 +33,11 @@ ifeq ($(CONFIG_NET_STATISTICS),y) ifeq ($(CONFIG_NET_MLD),y) NET_CSRCS += net_mld.c endif +ifeq ($(CONFIG_NET_IPv4),y) Review Comment: Done ########## net/procfs/net_udp.c: ########## @@ -0,0 +1,157 @@ +/**************************************************************************** + * net/procfs/net_udp.c + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. The + * ASF licenses this file to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance with the + * License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations + * under the License. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> +#include <stdio.h> +#include <string.h> +#include <debug.h> + +#include <arpa/inet.h> +#include <netinet/in.h> + +#include <nuttx/net/netstats.h> + +#include "procfs/procfs.h" +#include "udp/udp.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +#if defined(CONFIG_NET_UDP) && defined(CONFIG_NET_IPv4) + +#define UDP_LINELEN 120 + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: netprocfs_read_udpstats + * + * Description: + * Read and format TCP statistics. + * + * Input Parameters: + * priv - A reference to the network procfs file structure + * buffer - The user-provided buffer into which network status will be + * returned. + * bulen - The size in bytes of the user provided buffer. + * + * Returned Value: + * Zero (OK) is returned on success; a negated errno value is returned + * on failure. + * + ****************************************************************************/ + +ssize_t netprocfs_read_udpstats(FAR struct netprocfs_file_s *priv, + FAR char *buffer, size_t buflen) +{ + FAR struct udp_conn_s *conn = NULL; + char remote[INET_ADDRSTRLEN + 1]; + char local[INET_ADDRSTRLEN + 1]; + struct in_addr laddr; + struct in_addr raddr; + int skip = 1; + int len = 0; + + net_lock(); + + if (udp_nextconn(NULL) == NULL) + { + goto end_lock; + } + + if (priv->offset == 0) + { + len = snprintf(buffer, buflen, "UDP sl " + "local_address " + "remote_address " + " flg " +#if CONFIG_NET_SEND_BUFSIZE > 0 + "txsz " +#endif + "rxsz" +#ifdef CONFIG_NET_IPv6 + " (IPv4)" Review Comment: Done -- This is an automated message from the Apache Git Service. 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