五、bind地址时冲突 inet_bind--->>>(sk->sk_prot->get_port(sk, snum))--->>>inet_csk_get_port tb_found: if (!hlist_empty(&tb->owners)) { if (tb->fastreuse > 0 && sk->sk_reuse && sk->sk_state != TCP_LISTEN && smallest_size == -1) { goto success; 这里会首先进行端口...
inet_csk_update_fastreuse(tb, sk);if (!inet_csk(sk)->icsk_bind_hash) inet_bind_hash(sk, tb, port); WARN_ON(inet_csk(sk)->icsk_bind_hash != tb); ret = 0;fail_unlock: spin_unlock_bh(&head->lock); return ret; } EXPORT_SYMBOL_GPL(inet_csk_get_port);/...
staticintdccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,intaddr_len){structsockaddr_in6*usin= (structsockaddr_in6*)uaddr;structinet_connection_sock*icsk=inet_csk(sk);structinet_sock*inet=inet_sk(sk);structipv6_pinfo*np=inet6_sk(sk);structdccp_sock*dp=dccp_sk(sk);structin6...
clone from https://github.com/chewitt/linux branch amlogic-5.15.y, And will add some patches that I have collected, which can be used for the aarch64 openwrt firmware, or for general occasions such as armbian. - linux-5.15.y/net/ipv4/inet_timewait_sock.
intbastet_sync_prop_stop(struct bst_sock_comm_prop *comm_prop){structsock*sk;structbastet_sock*bsk;sk = get_sock_by_comm_prop(comm_prop);if(NULL== sk) { BASTET_LOGE("can not find sock by lport: %d, lIp: %pI4, rport: %d, rIp: %pI4", ...
(inet_test_bit(BIND_ADDRESS_NO_PORT, sk) || (flags & BIND_FORCE_ADDRESS_NO_PORT))) { err = sk->sk_prot->get_port(sk, snum); if (err) { inet->inet_saddr = inet->inet_rcv_saddr = 0; goto out_release_sock; } if (!(flags & BIND_FROM_BPF)) { err = BPF_CGROUP_RUN_...
1. 前言 2. 流程图 2.1 Tcp/Ip 协议层 2.2 代码内部分层结构 3. inet_init源码分析 staticint__initinet_init(void) { structinet_protosw*q; structlist_head*r; intrc=-EINVAL; BUILD_BUG_ON(sizeof(structinet_skb_parm)>FIELD_SIZEOF(structsk_buff,cb)); ...
if (!inet->num) {if (sk->sk_prot->get_port(sk, 0)) {release_sock(sk);return -EAGAIN;}inet->sport = htons(inet->num);}release_sock(sk);return 0;}/** Move a socket into listening state.*/int inet_listen(struct socket *sock, int backlog)...
inet_csk(sk)->icsk_accept_queue.fastopenq.max_qlen) { fastopen_queue_tune(sk, backlog); tcp_fastopen_init_key_once(true); } err = inet_csk_listen_start(sk, backlog); if (err) goto out; } sk->sk_max_ack_backlog = backlog; err = 0; out: release_sock(sk); return err;...
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