From 66ac336c5978db71606b1f1160ba16445ae81c91 Mon Sep 17 00:00:00 2001 From: "cl349@arcadians.cl.cam.ac.uk" Date: Wed, 8 Dec 2004 01:30:49 +0000 Subject: [PATCH] bitkeeper revision 1.1159.170.63 (41b65949_dZA-RJn9QoHubiKswWy4Q) .del-raw.c~2e8c27c4e23863e9: Delete: linux-2.6.10-rc3-xen-sparse/net/ipv4/raw.c --- .rootkeys | 1 - linux-2.6.10-rc3-xen-sparse/net/ipv4/raw.c | 887 --------------------- 2 files changed, 888 deletions(-) delete mode 100644 linux-2.6.10-rc3-xen-sparse/net/ipv4/raw.c diff --git a/.rootkeys b/.rootkeys index b5b9be3932..42e784ee12 100644 --- a/.rootkeys +++ b/.rootkeys @@ -254,7 +254,6 @@ 412f46c0LJuKAgSPGoC0Z1DEkLfuLA linux-2.6.10-rc3-xen-sparse/mm/memory.c 410a94a4KT6I6X0LVc7djB39tRDp4g linux-2.6.10-rc3-xen-sparse/mm/page_alloc.c 41505c572m-s9ATiO1LiD1GPznTTIg linux-2.6.10-rc3-xen-sparse/net/core/skbuff.c -4149ec79wMpIHdvbntxqVGLRZZjPxw linux-2.6.10-rc3-xen-sparse/net/ipv4/raw.c 413cb1e4zst25MDYjg63Y-NGC5_pLg netbsd-2.0-xen-sparse/Makefile 413cb1e5c_Mkxf_X0zimEhTKI_l4DA netbsd-2.0-xen-sparse/mkbuildtree 413cb1e5kY_Zil7-b0kI6hvCIxBEYg netbsd-2.0-xen-sparse/nbconfig-xen diff --git a/linux-2.6.10-rc3-xen-sparse/net/ipv4/raw.c b/linux-2.6.10-rc3-xen-sparse/net/ipv4/raw.c deleted file mode 100644 index 2c6dd971b1..0000000000 --- a/linux-2.6.10-rc3-xen-sparse/net/ipv4/raw.c +++ /dev/null @@ -1,887 +0,0 @@ -/* - * INET An implementation of the TCP/IP protocol suite for the LINUX - * operating system. INET is implemented using the BSD Socket - * interface as the means of communication with the user level. - * - * RAW - implementation of IP "raw" sockets. - * - * Version: $Id: raw.c,v 1.64 2002/02/01 22:01:04 davem Exp $ - * - * Authors: Ross Biro, - * Fred N. van Kempen, - * - * Fixes: - * Alan Cox : verify_area() fixed up - * Alan Cox : ICMP error handling - * Alan Cox : EMSGSIZE if you send too big a packet - * Alan Cox : Now uses generic datagrams and shared - * skbuff library. No more peek crashes, - * no more backlogs - * Alan Cox : Checks sk->broadcast. - * Alan Cox : Uses skb_free_datagram/skb_copy_datagram - * Alan Cox : Raw passes ip options too - * Alan Cox : Setsocketopt added - * Alan Cox : Fixed error return for broadcasts - * Alan Cox : Removed wake_up calls - * Alan Cox : Use ttl/tos - * Alan Cox : Cleaned up old debugging - * Alan Cox : Use new kernel side addresses - * Arnt Gulbrandsen : Fixed MSG_DONTROUTE in raw sockets. - * Alan Cox : BSD style RAW socket demultiplexing. - * Alan Cox : Beginnings of mrouted support. - * Alan Cox : Added IP_HDRINCL option. - * Alan Cox : Skip broadcast check if BSDism set. - * David S. Miller : New socket lookup architecture. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -struct hlist_head raw_v4_htable[RAWV4_HTABLE_SIZE]; -rwlock_t raw_v4_lock = RW_LOCK_UNLOCKED; - -static void raw_v4_hash(struct sock *sk) -{ - struct hlist_head *head = &raw_v4_htable[inet_sk(sk)->num & - (RAWV4_HTABLE_SIZE - 1)]; - - write_lock_bh(&raw_v4_lock); - sk_add_node(sk, head); - sock_prot_inc_use(sk->sk_prot); - write_unlock_bh(&raw_v4_lock); -} - -static void raw_v4_unhash(struct sock *sk) -{ - write_lock_bh(&raw_v4_lock); - if (sk_del_node_init(sk)) - sock_prot_dec_use(sk->sk_prot); - write_unlock_bh(&raw_v4_lock); -} - -struct sock *__raw_v4_lookup(struct sock *sk, unsigned short num, - unsigned long raddr, unsigned long laddr, - int dif) -{ - struct hlist_node *node; - - sk_for_each_from(sk, node) { - struct inet_opt *inet = inet_sk(sk); - - if (inet->num == num && - !(inet->daddr && inet->daddr != raddr) && - !(inet->rcv_saddr && inet->rcv_saddr != laddr) && - !(sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif)) - goto found; /* gotcha */ - } - sk = NULL; -found: - return sk; -} - -/* - * 0 - deliver - * 1 - block - */ -static __inline__ int icmp_filter(struct sock *sk, struct sk_buff *skb) -{ - int type; - - if (!pskb_may_pull(skb, sizeof(struct icmphdr))) - return 1; - - type = skb->h.icmph->type; - if (type < 32) { - __u32 data = raw4_sk(sk)->filter.data; - - return ((1 << type) & data) != 0; - } - - /* Do not block unknown ICMP types */ - return 0; -} - -/* IP input processing comes here for RAW socket delivery. - * Caller owns SKB, so we must make clones. - * - * RFC 1122: SHOULD pass TOS value up to the transport layer. - * -> It does. And not only TOS, but all IP header. - */ -void raw_v4_input(struct sk_buff *skb, struct iphdr *iph, int hash) -{ - struct sock *sk; - struct hlist_head *head; - - read_lock(&raw_v4_lock); - head = &raw_v4_htable[hash]; - if (hlist_empty(head)) - goto out; - sk = __raw_v4_lookup(__sk_head(head), iph->protocol, - iph->saddr, iph->daddr, - skb->dev->ifindex); - - while (sk) { - if (iph->protocol != IPPROTO_ICMP || !icmp_filter(sk, skb)) { - struct sk_buff *clone = skb_clone(skb, GFP_ATOMIC); - - /* Not releasing hash table! */ - if (clone) - raw_rcv(sk, clone); - } - sk = __raw_v4_lookup(sk_next(sk), iph->protocol, - iph->saddr, iph->daddr, - skb->dev->ifindex); - } -out: - read_unlock(&raw_v4_lock); -} - -void raw_err (struct sock *sk, struct sk_buff *skb, u32 info) -{ - struct inet_opt *inet = inet_sk(sk); - int type = skb->h.icmph->type; - int code = skb->h.icmph->code; - int err = 0; - int harderr = 0; - - /* Report error on raw socket, if: - 1. User requested ip_recverr. - 2. Socket is connected (otherwise the error indication - is useless without ip_recverr and error is hard. - */ - if (!inet->recverr && sk->sk_state != TCP_ESTABLISHED) - return; - - switch (type) { - default: - case ICMP_TIME_EXCEEDED: - err = EHOSTUNREACH; - break; - case ICMP_SOURCE_QUENCH: - return; - case ICMP_PARAMETERPROB: - err = EPROTO; - harderr = 1; - break; - case ICMP_DEST_UNREACH: - err = EHOSTUNREACH; - if (code > NR_ICMP_UNREACH) - break; - err = icmp_err_convert[code].errno; - harderr = icmp_err_convert[code].fatal; - if (code == ICMP_FRAG_NEEDED) { - harderr = inet->pmtudisc != IP_PMTUDISC_DONT; - err = EMSGSIZE; - } - } - - if (inet->recverr) { - struct iphdr *iph = (struct iphdr*)skb->data; - u8 *payload = skb->data + (iph->ihl << 2); - - if (inet->hdrincl) - payload = skb->data; - ip_icmp_error(sk, skb, err, 0, info, payload); - } - - if (inet->recverr || harderr) { - sk->sk_err = err; - sk->sk_error_report(sk); - } -} - -static int raw_rcv_skb(struct sock * sk, struct sk_buff * skb) -{ - /* Charge it to the socket. */ - - if (sock_queue_rcv_skb(sk, skb) < 0) { - /* FIXME: increment a raw drops counter here */ - kfree_skb(skb); - return NET_RX_DROP; - } - - return NET_RX_SUCCESS; -} - -int raw_rcv(struct sock *sk, struct sk_buff *skb) -{ - if (!xfrm4_policy_check(sk, XFRM_POLICY_IN, skb)) { - kfree_skb(skb); - return NET_RX_DROP; - } - - skb_push(skb, skb->data - skb->nh.raw); - - raw_rcv_skb(sk, skb); - return 0; -} - -static int raw_send_hdrinc(struct sock *sk, void *from, int length, - struct rtable *rt, - unsigned int flags) -{ - struct inet_opt *inet = inet_sk(sk); - int hh_len; - struct iphdr *iph; - struct sk_buff *skb; - int err; - - if (length > rt->u.dst.dev->mtu) { - ip_local_error(sk, EMSGSIZE, rt->rt_dst, inet->dport, - rt->u.dst.dev->mtu); - return -EMSGSIZE; - } - if (flags&MSG_PROBE) - goto out; - - hh_len = LL_RESERVED_SPACE(rt->u.dst.dev); - - skb = sock_alloc_send_skb(sk, length+hh_len+15, - flags&MSG_DONTWAIT, &err); - if (skb == NULL) - goto error; - skb_reserve(skb, hh_len); - - skb->priority = sk->sk_priority; - skb->dst = dst_clone(&rt->u.dst); - - skb->nh.iph = iph = (struct iphdr *)skb_put(skb, length); - - skb->ip_summed = CHECKSUM_NONE; - - skb->h.raw = skb->nh.raw; - err = memcpy_fromiovecend((void *)iph, from, 0, length); - if (err) - goto error_fault; - - /* We don't modify invalid header */ - if (length >= sizeof(*iph) && iph->ihl * 4 <= length) { - if (!iph->saddr) - iph->saddr = rt->rt_src; - iph->check = 0; - iph->tot_len = htons(length); - if (!iph->id) - ip_select_ident(iph, &rt->u.dst, NULL); - - iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl); - } - - err = NF_HOOK(PF_INET, NF_IP_LOCAL_OUT, skb, NULL, rt->u.dst.dev, - dst_output); - if (err > 0) - err = inet->recverr ? net_xmit_errno(err) : 0; - if (err) - goto error; -out: - return 0; - -error_fault: - err = -EFAULT; - kfree_skb(skb); -error: - IP_INC_STATS(IPSTATS_MIB_OUTDISCARDS); - return err; -} - -static void raw_probe_proto_opt(struct flowi *fl, struct msghdr *msg) -{ - struct iovec *iov; - u8 __user *type = NULL; - u8 __user *code = NULL; - int probed = 0; - int i; - - if (!msg->msg_iov) - return; - - for (i = 0; i < msg->msg_iovlen; i++) { - iov = &msg->msg_iov[i]; - if (!iov) - continue; - - switch (fl->proto) { - case IPPROTO_ICMP: - /* check if one-byte field is readable or not. */ - if (iov->iov_base && iov->iov_len < 1) - break; - - if (!type) { - type = iov->iov_base; - /* check if code field is readable or not. */ - if (iov->iov_len > 1) - code = type + 1; - } else if (!code) - code = iov->iov_base; - - if (type && code) { - get_user(fl->fl_icmp_type, type); - __get_user(fl->fl_icmp_code, code); - probed = 1; - } - break; - default: - probed = 1; - break; - } - if (probed) - break; - } -} - -static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, - size_t len) -{ - struct inet_opt *inet = inet_sk(sk); - struct ipcm_cookie ipc; - struct rtable *rt = NULL; - int free = 0; - u32 daddr; - u32 saddr; - u8 tos; - int err; - - err = -EMSGSIZE; - if (len < 0 || len > 0xFFFF) - goto out; - - /* - * Check the flags. - */ - - err = -EOPNOTSUPP; - if (msg->msg_flags & MSG_OOB) /* Mirror BSD error message */ - goto out; /* compatibility */ - - /* - * Get and verify the address. - */ - - if (msg->msg_namelen) { - struct sockaddr_in *usin = (struct sockaddr_in*)msg->msg_name; - err = -EINVAL; - if (msg->msg_namelen < sizeof(*usin)) - goto out; - if (usin->sin_family != AF_INET) { - static int complained; - if (!complained++) - printk(KERN_INFO "%s forgot to set AF_INET in " - "raw sendmsg. Fix it!\n", - current->comm); - err = -EAFNOSUPPORT; - if (usin->sin_family) - goto out; - } - daddr = usin->sin_addr.s_addr; - /* ANK: I did not forget to get protocol from port field. - * I just do not know, who uses this weirdness. - * IP_HDRINCL is much more convenient. - */ - } else { - err = -EDESTADDRREQ; - if (sk->sk_state != TCP_ESTABLISHED) - goto out; - daddr = inet->daddr; - } - - ipc.addr = inet->saddr; - ipc.opt = NULL; - ipc.oif = sk->sk_bound_dev_if; - - if (msg->msg_controllen) { - err = ip_cmsg_send(msg, &ipc); - if (err) - goto out; - if (ipc.opt) - free = 1; - } - - saddr = ipc.addr; - ipc.addr = daddr; - - if (!ipc.opt) - ipc.opt = inet->opt; - - if (ipc.opt) { - err = -EINVAL; - /* Linux does not mangle headers on raw sockets, - * so that IP options + IP_HDRINCL is non-sense. - */ - if (inet->hdrincl) - goto done; - if (ipc.opt->srr) { - if (!daddr) - goto done; - daddr = ipc.opt->faddr; - } - } - tos = RT_TOS(inet->tos) | sk->sk_localroute; - if (msg->msg_flags & MSG_DONTROUTE) - tos |= RTO_ONLINK; - - if (MULTICAST(daddr)) { - if (!ipc.oif) - ipc.oif = inet->mc_index; - if (!saddr) - saddr = inet->mc_addr; - } - - { - struct flowi fl = { .oif = ipc.oif, - .nl_u = { .ip4_u = - { .daddr = daddr, - .saddr = saddr, - .tos = tos } }, - .proto = inet->hdrincl ? IPPROTO_RAW : - sk->sk_protocol, - }; - if (!inet->hdrincl) - raw_probe_proto_opt(&fl, msg); - - err = ip_route_output_flow(&rt, &fl, sk, !(msg->msg_flags&MSG_DONTWAIT)); - } - if (err) - goto done; - - err = -EACCES; - if (rt->rt_flags & RTCF_BROADCAST && !sock_flag(sk, SOCK_BROADCAST)) - goto done; - - if (msg->msg_flags & MSG_CONFIRM) - goto do_confirm; -back_from_confirm: - - if (inet->hdrincl) - err = raw_send_hdrinc(sk, msg->msg_iov, len, - rt, msg->msg_flags); - - else { - if (!ipc.addr) - ipc.addr = rt->rt_dst; - lock_sock(sk); - err = ip_append_data(sk, ip_generic_getfrag, msg->msg_iov, len, 0, - &ipc, rt, msg->msg_flags); - if (err) - ip_flush_pending_frames(sk); - else if (!(msg->msg_flags & MSG_MORE)) - err = ip_push_pending_frames(sk); - release_sock(sk); - } -done: - if (free) - kfree(ipc.opt); - ip_rt_put(rt); - -out: return err < 0 ? err : len; - -do_confirm: - dst_confirm(&rt->u.dst); - if (!(msg->msg_flags & MSG_PROBE) || len) - goto back_from_confirm; - err = 0; - goto done; -} - -static void raw_close(struct sock *sk, long timeout) -{ - /* - * Raw sockets may have direct kernel refereneces. Kill them. - */ - ip_ra_control(sk, 0, NULL); - - sk_common_release(sk); -} - -/* This gets rid of all the nasties in af_inet. -DaveM */ -static int raw_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len) -{ - struct inet_opt *inet = inet_sk(sk); - struct sockaddr_in *addr = (struct sockaddr_in *) uaddr; - int ret = -EINVAL; - int chk_addr_ret; - - if (sk->sk_state != TCP_CLOSE || addr_len < sizeof(struct sockaddr_in)) - goto out; - chk_addr_ret = inet_addr_type(addr->sin_addr.s_addr); - ret = -EADDRNOTAVAIL; - if (addr->sin_addr.s_addr && chk_addr_ret != RTN_LOCAL && - chk_addr_ret != RTN_MULTICAST && chk_addr_ret != RTN_BROADCAST) - goto out; - inet->rcv_saddr = inet->saddr = addr->sin_addr.s_addr; - if (chk_addr_ret == RTN_MULTICAST || chk_addr_ret == RTN_BROADCAST) - inet->saddr = 0; /* Use device */ - sk_dst_reset(sk); - ret = 0; -out: return ret; -} - -/* - * This should be easy, if there is something there - * we return it, otherwise we block. - */ - -int raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, - size_t len, int noblock, int flags, int *addr_len) -{ - struct inet_opt *inet = inet_sk(sk); - size_t copied = 0; - int err = -EOPNOTSUPP; - struct sockaddr_in *sin = (struct sockaddr_in *)msg->msg_name; - struct sk_buff *skb; - - if (flags & MSG_OOB) - goto out; - - if (addr_len) - *addr_len = sizeof(*sin); - - if (flags & MSG_ERRQUEUE) { - err = ip_recv_error(sk, msg, len); - goto out; - } - - skb = skb_recv_datagram(sk, flags, noblock, &err); - if (!skb) - goto out; - - copied = skb->len; - if (len < copied) { - msg->msg_flags |= MSG_TRUNC; - copied = len; - } - - err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied); - if (err) - goto done; - - sock_recv_timestamp(msg, sk, skb); - - /* Copy the address. */ - if (sin) { - sin->sin_family = AF_INET; - sin->sin_addr.s_addr = skb->nh.iph->saddr; - memset(&sin->sin_zero, 0, sizeof(sin->sin_zero)); - } - if (inet->cmsg_flags) - ip_cmsg_recv(msg, skb); - if (flags & MSG_TRUNC) - copied = skb->len; -done: - skb_free_datagram(sk, skb); -out: return err ? err : copied; -} - -static int raw_init(struct sock *sk) -{ - struct raw_opt *tp = raw4_sk(sk); - if (inet_sk(sk)->num == IPPROTO_ICMP) - memset(&tp->filter, 0, sizeof(tp->filter)); - return 0; -} - -static int raw_seticmpfilter(struct sock *sk, char __user *optval, int optlen) -{ - if (optlen > sizeof(struct icmp_filter)) - optlen = sizeof(struct icmp_filter); - if (copy_from_user(&raw4_sk(sk)->filter, optval, optlen)) - return -EFAULT; - return 0; -} - -static int raw_geticmpfilter(struct sock *sk, char __user *optval, int __user *optlen) -{ - int len, ret = -EFAULT; - - if (get_user(len, optlen)) - goto out; - ret = -EINVAL; - if (len < 0) - goto out; - if (len > sizeof(struct icmp_filter)) - len = sizeof(struct icmp_filter); - ret = -EFAULT; - if (put_user(len, optlen) || - copy_to_user(optval, &raw4_sk(sk)->filter, len)) - goto out; - ret = 0; -out: return ret; -} - -static int raw_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, int optlen) -{ - if (level != SOL_RAW) - return ip_setsockopt(sk, level, optname, optval, optlen); - - if (optname == ICMP_FILTER) { - if (inet_sk(sk)->num != IPPROTO_ICMP) - return -EOPNOTSUPP; - else - return raw_seticmpfilter(sk, optval, optlen); - } - return -ENOPROTOOPT; -} - -static int raw_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen) -{ - if (level != SOL_RAW) - return ip_getsockopt(sk, level, optname, optval, optlen); - - if (optname == ICMP_FILTER) { - if (inet_sk(sk)->num != IPPROTO_ICMP) - return -EOPNOTSUPP; - else - return raw_geticmpfilter(sk, optval, optlen); - } - return -ENOPROTOOPT; -} - -static int raw_ioctl(struct sock *sk, int cmd, unsigned long arg) -{ - switch (cmd) { - case SIOCOUTQ: { - int amount = atomic_read(&sk->sk_wmem_alloc); - return put_user(amount, (int __user *)arg); - } - case SIOCINQ: { - struct sk_buff *skb; - int amount = 0; - - spin_lock_irq(&sk->sk_receive_queue.lock); - skb = skb_peek(&sk->sk_receive_queue); - if (skb != NULL) - amount = skb->len; - spin_unlock_irq(&sk->sk_receive_queue.lock); - return put_user(amount, (int __user *)arg); - } - - default: -#ifdef CONFIG_IP_MROUTE - return ipmr_ioctl(sk, cmd, (void __user *)arg); -#else - return -ENOIOCTLCMD; -#endif - } -} - -struct proto raw_prot = { - .name = "RAW", - .owner = THIS_MODULE, - .close = raw_close, - .connect = ip4_datagram_connect, - .disconnect = udp_disconnect, - .ioctl = raw_ioctl, - .init = raw_init, - .setsockopt = raw_setsockopt, - .getsockopt = raw_getsockopt, - .sendmsg = raw_sendmsg, - .recvmsg = raw_recvmsg, - .bind = raw_bind, - .backlog_rcv = raw_rcv_skb, - .hash = raw_v4_hash, - .unhash = raw_v4_unhash, - .slab_obj_size = sizeof(struct raw_sock), -}; - -#ifdef CONFIG_PROC_FS -struct raw_iter_state { - int bucket; -}; - -#define raw_seq_private(seq) ((struct raw_iter_state *)(seq)->private) - -static struct sock *raw_get_first(struct seq_file *seq) -{ - struct sock *sk; - struct raw_iter_state* state = raw_seq_private(seq); - - for (state->bucket = 0; state->bucket < RAWV4_HTABLE_SIZE; ++state->bucket) { - struct hlist_node *node; - - sk_for_each(sk, node, &raw_v4_htable[state->bucket]) - if (sk->sk_family == PF_INET) - goto found; - } - sk = NULL; -found: - return sk; -} - -static struct sock *raw_get_next(struct seq_file *seq, struct sock *sk) -{ - struct raw_iter_state* state = raw_seq_private(seq); - - do { - sk = sk_next(sk); -try_again: - ; - } while (sk && sk->sk_family != PF_INET); - - if (!sk && ++state->bucket < RAWV4_HTABLE_SIZE) { - sk = sk_head(&raw_v4_htable[state->bucket]); - goto try_again; - } - return sk; -} - -static struct sock *raw_get_idx(struct seq_file *seq, loff_t pos) -{ - struct sock *sk = raw_get_first(seq); - - if (sk) - while (pos && (sk = raw_get_next(seq, sk)) != NULL) - --pos; - return pos ? NULL : sk; -} - -static void *raw_seq_start(struct seq_file *seq, loff_t *pos) -{ - read_lock(&raw_v4_lock); - return *pos ? raw_get_idx(seq, *pos - 1) : SEQ_START_TOKEN; -} - -static void *raw_seq_next(struct seq_file *seq, void *v, loff_t *pos) -{ - struct sock *sk; - - if (v == SEQ_START_TOKEN) - sk = raw_get_first(seq); - else - sk = raw_get_next(seq, v); - ++*pos; - return sk; -} - -static void raw_seq_stop(struct seq_file *seq, void *v) -{ - read_unlock(&raw_v4_lock); -} - -static __inline__ char *get_raw_sock(struct sock *sp, char *tmpbuf, int i) -{ - struct inet_opt *inet = inet_sk(sp); - unsigned int dest = inet->daddr, - src = inet->rcv_saddr; - __u16 destp = 0, - srcp = inet->num; - - sprintf(tmpbuf, "%4d: %08X:%04X %08X:%04X" - " %02X %08X:%08X %02X:%08lX %08X %5d %8d %lu %d %p", - i, src, srcp, dest, destp, sp->sk_state, - atomic_read(&sp->sk_wmem_alloc), - atomic_read(&sp->sk_rmem_alloc), - 0, 0L, 0, sock_i_uid(sp), 0, sock_i_ino(sp), - atomic_read(&sp->sk_refcnt), sp); - return tmpbuf; -} - -static int raw_seq_show(struct seq_file *seq, void *v) -{ - char tmpbuf[129]; - - if (v == SEQ_START_TOKEN) - seq_printf(seq, "%-127s\n", - " sl local_address rem_address st tx_queue " - "rx_queue tr tm->when retrnsmt uid timeout " - "inode"); - else { - struct raw_iter_state *state = raw_seq_private(seq); - - seq_printf(seq, "%-127s\n", - get_raw_sock(v, tmpbuf, state->bucket)); - } - return 0; -} - -static struct seq_operations raw_seq_ops = { - .start = raw_seq_start, - .next = raw_seq_next, - .stop = raw_seq_stop, - .show = raw_seq_show, -}; - -static int raw_seq_open(struct inode *inode, struct file *file) -{ - struct seq_file *seq; - int rc = -ENOMEM; - struct raw_iter_state *s = kmalloc(sizeof(*s), GFP_KERNEL); - - if (!s) - goto out; - rc = seq_open(file, &raw_seq_ops); - if (rc) - goto out_kfree; - - seq = file->private_data; - seq->private = s; - memset(s, 0, sizeof(*s)); -out: - return rc; -out_kfree: - kfree(s); - goto out; -} - -static struct file_operations raw_seq_fops = { - .owner = THIS_MODULE, - .open = raw_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_private, -}; - -int __init raw_proc_init(void) -{ - if (!proc_net_fops_create("raw", S_IRUGO, &raw_seq_fops)) - return -ENOMEM; - return 0; -} - -void __init raw_proc_exit(void) -{ - proc_net_remove("raw"); -} -#endif /* CONFIG_PROC_FS */ -- 2.30.2