Release 4.7 net/ipv4/raw.c
/*
* 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.
*
* Authors: Ross Biro
* Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
*
* 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 <linux/types.h>
#include <linux/atomic.h>
#include <asm/byteorder.h>
#include <asm/current.h>
#include <asm/uaccess.h>
#include <asm/ioctls.h>
#include <linux/stddef.h>
#include <linux/slab.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/spinlock.h>
#include <linux/sockios.h>
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/mroute.h>
#include <linux/netdevice.h>
#include <linux/in_route.h>
#include <linux/route.h>
#include <linux/skbuff.h>
#include <linux/igmp.h>
#include <net/net_namespace.h>
#include <net/dst.h>
#include <net/sock.h>
#include <linux/ip.h>
#include <linux/net.h>
#include <net/ip.h>
#include <net/icmp.h>
#include <net/udp.h>
#include <net/raw.h>
#include <net/snmp.h>
#include <net/tcp_states.h>
#include <net/inet_common.h>
#include <net/checksum.h>
#include <net/xfrm.h>
#include <linux/rtnetlink.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/netfilter.h>
#include <linux/netfilter_ipv4.h>
#include <linux/compat.h>
#include <linux/uio.h>
struct raw_frag_vec {
struct msghdr *msg;
union {
struct icmphdr icmph;
char c[1];
}
hdr;
int hlen;
};
static struct raw_hashinfo raw_v4_hashinfo = {
.lock = __RW_LOCK_UNLOCKED(raw_v4_hashinfo.lock),
};
int raw_hash_sk(struct sock *sk)
{
struct raw_hashinfo *h = sk->sk_prot->h.raw_hash;
struct hlist_head *head;
head = &h->ht[inet_sk(sk)->inet_num & (RAW_HTABLE_SIZE - 1)];
write_lock_bh(&h->lock);
sk_add_node(sk, head);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
write_unlock_bh(&h->lock);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 35 | 39.33% | 4 | 28.57% |
pre-git | pre-git | 35 | 39.33% | 4 | 28.57% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 8 | 8.99% | 2 | 14.29% |
eric dumazet | eric dumazet | 4 | 4.49% | 2 | 14.29% |
craig gallek | craig gallek | 4 | 4.49% | 1 | 7.14% |
david s. miller | david s. miller | 3 | 3.37% | 1 | 7.14% |
| Total | 89 | 100.00% | 14 | 100.00% |
EXPORT_SYMBOL_GPL(raw_hash_sk);
void raw_unhash_sk(struct sock *sk)
{
struct raw_hashinfo *h = sk->sk_prot->h.raw_hash;
write_lock_bh(&h->lock);
if (sk_del_node_init(sk))
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
write_unlock_bh(&h->lock);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 57 | 93.44% | 3 | 75.00% |
eric dumazet | eric dumazet | 4 | 6.56% | 1 | 25.00% |
| Total | 61 | 100.00% | 4 | 100.00% |
EXPORT_SYMBOL_GPL(raw_unhash_sk);
static struct sock *__raw_v4_lookup(struct net *net, struct sock *sk,
unsigned short num, __be32 raddr, __be32 laddr, int dif)
{
sk_for_each_from(sk) {
struct inet_sock *inet = inet_sk(sk);
if (net_eq(sock_net(sk), net) && inet->inet_num == num &&
!(inet->inet_daddr && inet->inet_daddr != raddr) &&
!(inet->inet_rcv_saddr && inet->inet_rcv_saddr != laddr) &&
!(sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif))
goto found; /* gotcha */
}
sk = NULL;
found:
return sk;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 61 | 52.14% | 4 | 28.57% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 20 | 17.09% | 3 | 21.43% |
david s. miller | david s. miller | 13 | 11.11% | 1 | 7.14% |
pavel emelianov | pavel emelianov | 9 | 7.69% | 2 | 14.29% |
hideaki yoshifuji | hideaki yoshifuji | 7 | 5.98% | 2 | 14.29% |
eric dumazet | eric dumazet | 5 | 4.27% | 1 | 7.14% |
alexey dobriyan | alexey dobriyan | 2 | 1.71% | 1 | 7.14% |
| Total | 117 | 100.00% | 14 | 100.00% |
/*
* 0 - deliver
* 1 - block
*/
static int icmp_filter(const struct sock *sk, const struct sk_buff *skb)
{
struct icmphdr _hdr;
const struct icmphdr *hdr;
hdr = skb_header_pointer(skb, skb_transport_offset(skb),
sizeof(_hdr), &_hdr);
if (!hdr)
return 1;
if (hdr->type < 32) {
__u32 data = raw_sk(sk)->filter.data;
return ((1U << hdr->type) & data) != 0;
}
/* Do not block unknown ICMP types */
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
eric dumazet | eric dumazet | 33 | 34.02% | 1 | 16.67% |
pre-git | pre-git | 31 | 31.96% | 1 | 16.67% |
linus torvalds | linus torvalds | 19 | 19.59% | 1 | 16.67% |
ian pratt | ian pratt | 11 | 11.34% | 1 | 16.67% |
david s. miller | david s. miller | 2 | 2.06% | 1 | 16.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 1 | 1.03% | 1 | 16.67% |
| Total | 97 | 100.00% | 6 | 100.00% |
/* 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.
*/
static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash)
{
struct sock *sk;
struct hlist_head *head;
int delivered = 0;
struct net *net;
read_lock(&raw_v4_hashinfo.lock);
head = &raw_v4_hashinfo.ht[hash];
if (hlist_empty(head))
goto out;
net = dev_net(skb->dev);
sk = __raw_v4_lookup(net, __sk_head(head), iph->protocol,
iph->saddr, iph->daddr,
skb->dev->ifindex);
while (sk) {
delivered = 1;
if ((iph->protocol != IPPROTO_ICMP || !icmp_filter(sk, skb)) &&
ip_mc_sf_allow(sk, iph->daddr, iph->saddr,
skb->dev->ifindex)) {
struct sk_buff *clone = skb_clone(skb, GFP_ATOMIC);
/* Not releasing hash table! */
if (clone)
raw_rcv(sk, clone);
}
sk = __raw_v4_lookup(net, sk_next(sk), iph->protocol,
iph->saddr, iph->daddr,
skb->dev->ifindex);
}
out:
read_unlock(&raw_v4_hashinfo.lock);
return delivered;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 114 | 51.12% | 3 | 23.08% |
pavel emelianov | pavel emelianov | 25 | 11.21% | 3 | 23.08% |
david s. miller | david s. miller | 24 | 10.76% | 1 | 7.69% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 22 | 9.87% | 2 | 15.38% |
quentin armitage | quentin armitage | 21 | 9.42% | 1 | 7.69% |
patrick mchardy | patrick mchardy | 13 | 5.83% | 1 | 7.69% |
hideaki yoshifuji | hideaki yoshifuji | 3 | 1.35% | 1 | 7.69% |
eric dumazet | eric dumazet | 1 | 0.45% | 1 | 7.69% |
| Total | 223 | 100.00% | 13 | 100.00% |
int raw_local_deliver(struct sk_buff *skb, int protocol)
{
int hash;
struct sock *raw_sk;
hash = protocol & (RAW_HTABLE_SIZE - 1);
raw_sk = sk_head(&raw_v4_hashinfo.ht[hash]);
/* If there maybe a raw socket we must check - if not we
* don't care less
*/
if (raw_sk && !raw_v4_input(skb, ip_hdr(skb), hash))
raw_sk = NULL;
return raw_sk != NULL;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 71 | 100.00% | 2 | 100.00% |
| Total | 71 | 100.00% | 2 | 100.00% |
static void raw_err(struct sock *sk, struct sk_buff *skb, u32 info)
{
struct inet_sock *inet = inet_sk(sk);
const int type = icmp_hdr(skb)->type;
const int code = icmp_hdr(skb)->code;
int err = 0;
int harderr = 0;
if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED)
ipv4_sk_update_pmtu(skb, sk, info);
else if (type == ICMP_REDIRECT) {
ipv4_sk_redirect(skb, sk);
return;
}
/* 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) {
const struct iphdr *iph = (const 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);
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 173 | 60.70% | 10 | 50.00% |
david s. miller | david s. miller | 47 | 16.49% | 3 | 15.00% |
linus torvalds | linus torvalds | 47 | 16.49% | 1 | 5.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 12 | 4.21% | 3 | 15.00% |
duan jiong | duan jiong | 3 | 1.05% | 1 | 5.00% |
eric dumazet | eric dumazet | 2 | 0.70% | 1 | 5.00% |
pavel emelianov | pavel emelianov | 1 | 0.35% | 1 | 5.00% |
| Total | 285 | 100.00% | 20 | 100.00% |
void raw_icmp_error(struct sk_buff *skb, int protocol, u32 info)
{
int hash;
struct sock *raw_sk;
const struct iphdr *iph;
struct net *net;
hash = protocol & (RAW_HTABLE_SIZE - 1);
read_lock(&raw_v4_hashinfo.lock);
raw_sk = sk_head(&raw_v4_hashinfo.ht[hash]);
if (raw_sk) {
iph = (const struct iphdr *)skb->data;
net = dev_net(skb->dev);
while ((raw_sk = __raw_v4_lookup(net, raw_sk, protocol,
iph->daddr, iph->saddr,
skb->dev->ifindex)) != NULL) {
raw_err(raw_sk, skb, info);
raw_sk = sk_next(raw_sk);
iph = (const struct iphdr *)skb->data;
}
}
read_unlock(&raw_v4_hashinfo.lock);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 156 | 96.30% | 3 | 60.00% |
eric dumazet | eric dumazet | 3 | 1.85% | 1 | 20.00% |
hideaki yoshifuji | hideaki yoshifuji | 3 | 1.85% | 1 | 20.00% |
| Total | 162 | 100.00% | 5 | 100.00% |
static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb)
{
/* Charge it to the socket. */
ipv4_pktinfo_prepare(sk, skb);
if (sock_queue_rcv_skb(sk, skb) < 0) {
kfree_skb(skb);
return NET_RX_DROP;
}
return NET_RX_SUCCESS;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 40 | 83.33% | 3 | 60.00% |
eric dumazet | eric dumazet | 6 | 12.50% | 1 | 20.00% |
shawn bohrer | shawn bohrer | 2 | 4.17% | 1 | 20.00% |
| Total | 48 | 100.00% | 5 | 100.00% |
int raw_rcv(struct sock *sk, struct sk_buff *skb)
{
if (!xfrm4_policy_check(sk, XFRM_POLICY_IN, skb)) {
atomic_inc(&sk->sk_drops);
kfree_skb(skb);
return NET_RX_DROP;
}
nf_reset(skb);
skb_push(skb, skb->data - skb_network_header(skb));
raw_rcv_skb(sk, skb);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 32 | 43.24% | 8 | 53.33% |
alexey kuznetsov | alexey kuznetsov | 20 | 27.03% | 1 | 6.67% |
wang chen | wang chen | 8 | 10.81% | 1 | 6.67% |
patrick mchardy | patrick mchardy | 5 | 6.76% | 1 | 6.67% |
linus torvalds | linus torvalds | 4 | 5.41% | 1 | 6.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 3 | 4.05% | 1 | 6.67% |
hideaki yoshifuji | hideaki yoshifuji | 1 | 1.35% | 1 | 6.67% |
david s. miller | david s. miller | 1 | 1.35% | 1 | 6.67% |
| Total | 74 | 100.00% | 15 | 100.00% |
static int raw_send_hdrinc(struct sock *sk, struct flowi4 *fl4,
struct msghdr *msg, size_t length,
struct rtable **rtp, unsigned int flags,
const struct sockcm_cookie *sockc)
{
struct inet_sock *inet = inet_sk(sk);
struct net *net = sock_net(sk);
struct iphdr *iph;
struct sk_buff *skb;
unsigned int iphlen;
int err;
struct rtable *rt = *rtp;
int hlen, tlen;
if (length > rt->dst.dev->mtu) {
ip_local_error(sk, EMSGSIZE, fl4->daddr, inet->inet_dport,
rt->dst.dev->mtu);
return -EMSGSIZE;
}
if (flags&MSG_PROBE)
goto out;
hlen = LL_RESERVED_SPACE(rt->dst.dev);
tlen = rt->dst.dev->needed_tailroom;
skb = sock_alloc_send_skb(sk,
length + hlen + tlen + 15,
flags & MSG_DONTWAIT, &err);
if (!skb)
goto error;
skb_reserve(skb, hlen);
skb->priority = sk->sk_priority;
skb->mark = sk->sk_mark;
skb_dst_set(skb, &rt->dst);
*rtp = NULL;
skb_reset_network_header(skb);
iph = ip_hdr(skb);
skb_put(skb, length);
skb->ip_summed = CHECKSUM_NONE;
sock_tx_timestamp(sk, sockc->tsflags, &skb_shinfo(skb)->tx_flags);
skb->transport_header = skb->network_header;
err = -EFAULT;
if (memcpy_from_msg(iph, msg, length))
goto error_free;
iphlen = iph->ihl * 4;
/*
* We don't want to modify the ip header, but we do need to
* be sure that it won't cause problems later along the network
* stack. Specifically we want to make sure that iph->ihl is a
* sane value. If ihl points beyond the length of the buffer passed
* in, reject the frame as invalid
*/
err = -EINVAL;
if (iphlen > length)
goto error_free;
if (iphlen >= sizeof(*iph)) {
if (!iph->saddr)
iph->saddr = fl4->saddr;
iph->check = 0;
iph->tot_len = htons(length);
if (!iph->id)
ip_select_ident(net, skb, NULL);
iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl);
skb->transport_header += iphlen;
if (iph->protocol == IPPROTO_ICMP &&
length >= iphlen + sizeof(struct icmphdr))
icmp_out_count(net, ((struct icmphdr *)
skb_transport_header(skb))->type);
}
err = NF_HOOK(NFPROTO_IPV4, NF_INET_LOCAL_OUT,
net, sk, skb, NULL, rt->dst.dev,
dst_output);
if (err > 0)
err = net_xmit_errno(err);
if (err)
goto error;
out:
return 0;
error_free:
kfree_skb(skb);
error:
IP_INC_STATS(net, IPSTATS_MIB_OUTDISCARDS);
if (err == -ENOBUFS && !inet->recverr)
err = 0;
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
alexey kuznetsov | alexey kuznetsov | 208 | 39.62% | 3 | 6.82% |
pre-git | pre-git | 88 | 16.76% | 8 | 18.18% |
herbert xu | herbert xu | 43 | 8.19% | 2 | 4.55% |
eric dumazet | eric dumazet | 35 | 6.67% | 4 | 9.09% |
david l stevens | david l stevens | 25 | 4.76% | 1 | 2.27% |
neil horman | neil horman | 22 | 4.19% | 1 | 2.27% |
ben cartwright-cox | ben cartwright-cox | 17 | 3.24% | 1 | 2.27% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 15 | 2.86% | 5 | 11.36% |
pavel emelianov | pavel emelianov | 14 | 2.67% | 2 | 4.55% |
willem de bruijn | willem de bruijn | 13 | 2.48% | 1 | 2.27% |
david s. miller | david s. miller | 11 | 2.10% | 2 | 4.55% |
soheil hassas yeganeh | soheil hassas yeganeh | 10 | 1.90% | 1 | 2.27% |
laszlo attila toth | laszlo attila toth | 7 | 1.33% | 1 | 2.27% |
al viro | al viro | 5 | 0.95% | 2 | 4.55% |
eric w. biederman | eric w. biederman | 3 | 0.57% | 2 | 4.55% |
hannes frederic sowa | hannes frederic sowa | 2 | 0.38% | 1 | 2.27% |
hideaki yoshifuji | hideaki yoshifuji | 1 | 0.19% | 1 | 2.27% |
patrick mchardy | patrick mchardy | 1 | 0.19% | 1 | 2.27% |
linus torvalds | linus torvalds | 1 | 0.19% | 1 | 2.27% |
ian morris | ian morris | 1 | 0.19% | 1 | 2.27% |
jesper juhl | jesper juhl | 1 | 0.19% | 1 | 2.27% |
ansis atteka | ansis atteka | 1 | 0.19% | 1 | 2.27% |
jan engelhardt | jan engelhardt | 1 | 0.19% | 1 | 2.27% |
| Total | 525 | 100.00% | 44 | 100.00% |
static int raw_probe_proto_opt(struct raw_frag_vec *rfv, struct flowi4 *fl4)
{
int err;
if (fl4->flowi4_proto != IPPROTO_ICMP)
return 0;
/* We only need the first two bytes. */
rfv->hlen = 2;
err = memcpy_from_msg(rfv->hdr.c, rfv->msg, rfv->hlen);
if (err)
return err;
fl4->fl4_icmp_type = rfv->hdr.icmph.type;
fl4->fl4_icmp_code = rfv->hdr.icmph.code;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
herbert xu | herbert xu | 48 | 53.33% | 2 | 28.57% |
masahide nakamura | masahide nakamura | 30 | 33.33% | 1 | 14.29% |
heiko carstens | heiko carstens | 7 | 7.78% | 1 | 14.29% |
david s. miller | david s. miller | 3 | 3.33% | 2 | 28.57% |
al viro | al viro | 2 | 2.22% | 1 | 14.29% |
| Total | 90 | 100.00% | 7 | 100.00% |
static int raw_getfrag(void *from, char *to, int offset, int len, int odd,
struct sk_buff *skb)
{
struct raw_frag_vec *rfv = from;
if (offset < rfv->hlen) {
int copy = min(rfv->hlen - offset, len);
if (skb->ip_summed == CHECKSUM_PARTIAL)
memcpy(to, rfv->hdr.c + offset, copy);
else
skb->csum = csum_block_add(
skb->csum,
csum_partial_copy_nocheck(rfv->hdr.c + offset,
to, copy, 0),
odd);
odd = 0;
offset += copy;
to += copy;
len -= copy;
if (!len)
return 0;
}
offset -= rfv->hlen;
return ip_generic_getfrag(rfv->msg, to, offset, len, odd, skb);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
herbert xu | herbert xu | 160 | 99.38% | 1 | 50.00% |
al viro | al viro | 1 | 0.62% | 1 | 50.00% |
| Total | 161 | 100.00% | 2 | 100.00% |
static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
{
struct inet_sock *inet = inet_sk(sk);
struct net *net = sock_net(sk);
struct ipcm_cookie ipc;
struct rtable *rt = NULL;
struct flowi4 fl4;
int free = 0;
__be32 daddr;
__be32 saddr;
u8 tos;
int err;
struct ip_options_data opt_copy;
struct raw_frag_vec rfv;
err = -EMSGSIZE;
if (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) {
DECLARE_SOCKADDR(struct sockaddr_in *, usin, msg->msg_name);
err = -EINVAL;
if (msg->msg_namelen < sizeof(*usin))
goto out;
if (usin->sin_family != AF_INET) {
pr_info_once("%s: %s forgot to set AF_INET. Fix it!\n",
__func__, 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->inet_daddr;
}
ipc.sockc.tsflags = sk->sk_tsflags;
ipc.addr = inet->inet_saddr;
ipc.opt = NULL;
ipc.tx_flags = 0;
ipc.ttl = 0;
ipc.tos = -1;
ipc.oif = sk->sk_bound_dev_if;
if (msg->msg_controllen) {
err = ip_cmsg_send(sk, msg, &ipc, false);
if (unlikely(err)) {
kfree(ipc.opt);
goto out;
}
if (ipc.opt)
free = 1;
}
saddr = ipc.addr;
ipc.addr = daddr;
if (!ipc.opt) {
struct ip_options_rcu *inet_opt;
rcu_read_lock();
inet_opt = rcu_dereference(inet->inet_opt);
if (inet_opt) {
memcpy(&opt_copy, inet_opt,
sizeof(*inet_opt) + inet_opt->opt.optlen);
ipc.opt = &opt_copy.opt;
}
rcu_read_unlock();
}
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->opt.srr) {
if (!daddr)
goto done;
daddr = ipc.opt->opt.faddr;
}
}
tos = get_rtconn_flags(&ipc, sk);
if (msg->msg_flags & MSG_DONTROUTE)
tos |= RTO_ONLINK;
if (ipv4_is_multicast(daddr)) {
if (!ipc.oif)
ipc.oif = inet->mc_index;
if (!saddr)
saddr = inet->mc_addr;
} else if (!ipc.oif)
ipc.oif = inet->uc_index;
flowi4_init_output(&fl4, ipc.oif, sk->sk_mark, tos,
RT_SCOPE_UNIVERSE,
inet->hdrincl ? IPPROTO_RAW : sk->sk_protocol,
inet_sk_flowi_flags(sk) |
(inet->hdrincl ? FLOWI_FLAG_KNOWN_NH : 0),
daddr, saddr, 0, 0);
if (!saddr && ipc.oif) {
err = l3mdev_get_saddr(net, ipc.oif, &fl4);
if (err < 0)
goto done;
}
if (!inet->hdrincl) {
rfv.msg = msg;
rfv.hlen = 0;
err = raw_probe_proto_opt(&rfv, &fl4);
if (err)
goto done;
}
security_sk_classify_flow(sk, flowi4_to_flowi(&fl4));
rt = ip_route_output_flow(net, &fl4, sk);
if (IS_ERR(rt)) {
err = PTR_ERR(rt);
rt = NULL;
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, &fl4, msg, len,
&rt, msg->msg_flags, &ipc.sockc);
else {
sock_tx_timestamp(sk, ipc.sockc.tsflags, &ipc.tx_flags);
if (!ipc.addr)
ipc.addr = fl4.daddr;
lock_sock(sk);
err = ip_append_data(sk, &fl4, raw_getfrag,
&rfv, 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, &fl4);
if (err == -ENOBUFS && !inet->recverr)
err = 0;
}
release_sock(sk);
}
done:
if (free)
kfree(ipc.opt);
ip_rt_put(rt);
out:
if (err < 0)
return err;
return len;
do_confirm:
dst_confirm(&rt->dst);
if (!(msg->msg_flags & MSG_PROBE) || len)
goto back_from_confirm;
err = 0;
goto done;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 431 | 45.23% | 16 | 22.22% |
eric dumazet | eric dumazet | 93 | 9.76% | 6 | 8.33% |
david s. miller | david s. miller | 83 | 8.71% | 10 | 13.89% |
alexey kuznetsov | alexey kuznetsov | 72 | 7.56% | 3 | 4.17% |
linus torvalds | linus torvalds | 49 | 5.14% | 1 | 1.39% |
david ahern | david ahern | 45 | 4.72% | 2 | 2.78% |
soheil hassas yeganeh | soheil hassas yeganeh | 22 | 2.31% | 2 | 2.78% |
herbert xu | herbert xu | 21 | 2.20% | 1 | 1.39% |
francesco fusco | francesco fusco | 17 | 1.78% | 1 | 1.39% |
erich e. hoover | erich e. hoover | 16 | 1.68% | 1 | 1.39% |
heiko carstens | heiko carstens | 11 | 1.15% | 1 | 1.39% |
willem de bruijn | willem de bruijn | 10 | 1.05% | 1 | 1.39% |
chris clark | chris clark | 9 | 0.94% | 1 | 1.39% |
hideaki yoshifuji | hideaki yoshifuji | 8 | 0.84% | 2 | 2.78% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 7 | 0.73% | 3 | 4.17% |
venkat yekkirala | venkat yekkirala | 7 | 0.73% | 1 | 1.39% |
steffen hurrle | steffen hurrle | 7 | 0.73% | 1 | 1.39% |
jesper juhl | jesper juhl | 6 | 0.63% | 1 | 1.39% |
masahide nakamura | masahide nakamura | 6 | 0.63% | 1 | 1.39% |
julian anastasov | julian anastasov | 5 | 0.52% | 1 | 1.39% |
patrick ohly | patrick ohly | 5 | 0.52% | 1 | 1.39% |
joe perches | joe perches | 5 | 0.52% | 2 | 2.78% |
denis v. lunev | denis v. lunev | 3 | 0.31% | 2 | 2.78% |
laszlo attila toth | laszlo attila toth | 3 | 0.31% | 1 | 1.39% |
al viro | al viro | 3 | 0.31% | 3 | 4.17% |
james morris | james morris | 2 | 0.21% | 1 | 1.39% |
thomas graf | thomas graf | 2 | 0.21% | 2 | 2.78% |
hannes frederic sowa | hannes frederic sowa | 2 | 0.21% | 1 | 1.39% |
stephen hemminger | stephen hemminger | 1 | 0.10% | 1 | 1.39% |
suresh krishnan | suresh krishnan | 1 | 0.10% | 1 | 1.39% |
oliver hartkopp | oliver hartkopp | 1 | 0.10% | 1 | 1.39% |
| Total | 953 | 100.00% | 72 | 100.00% |
static void raw_close(struct sock *sk, long timeout)
{
/*
* Raw sockets may have direct kernel references. Kill them.
*/
ip_ra_control(sk, 0, NULL);
sk_common_release(sk);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 27 | 93.10% | 4 | 66.67% |
lucas de marchi | lucas de marchi | 1 | 3.45% | 1 | 16.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 1 | 3.45% | 1 | 16.67% |
| Total | 29 | 100.00% | 6 | 100.00% |
static void raw_destroy(struct sock *sk)
{
lock_sock(sk);
ip_flush_pending_frames(sk);
release_sock(sk);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
denis v. lunev | denis v. lunev | 25 | 96.15% | 1 | 50.00% |
brian haley | brian haley | 1 | 3.85% | 1 | 50.00% |
| Total | 26 | 100.00% | 2 | 100.00% |
/* 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_sock *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(sock_net(sk), 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->inet_rcv_saddr = inet->inet_saddr = addr->sin_addr.s_addr;
if (chk_addr_ret == RTN_MULTICAST || chk_addr_ret == RTN_BROADCAST)
inet->inet_saddr = 0; /* Use device */
sk_dst_reset(sk);
ret = 0;
out: return ret;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 112 | 70.89% | 5 | 38.46% |
linus torvalds | linus torvalds | 24 | 15.19% | 1 | 7.69% |
david s. miller | david s. miller | 12 | 7.59% | 1 | 7.69% |
eric dumazet | eric dumazet | 3 | 1.90% | 1 | 7.69% |
hideaki yoshifuji | hideaki yoshifuji | 3 | 1.90% | 1 | 7.69% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 2 | 1.27% | 2 | 15.38% |
eric w. biederman | eric w. biederman | 1 | 0.63% | 1 | 7.69% |
pavel emelianov | pavel emelianov | 1 | 0.63% | 1 | 7.69% |
| Total | 158 | 100.00% | 13 | 100.00% |
/*
* This should be easy, if there is something there
* we return it, otherwise we block.
*/
static int raw_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
int noblock, int flags, int *addr_len)
{
struct inet_sock *inet = inet_sk(sk);
size_t copied = 0;
int err = -EOPNOTSUPP;
DECLARE_SOCKADDR(struct sockaddr_in *, sin, msg->msg_name);
struct sk_buff *skb;
if (flags & MSG_OOB)
goto out;
if (flags & MSG_ERRQUEUE) {
err = ip_recv_error(sk, msg, len, addr_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_msg(skb, 0, msg, copied);
if (err)
goto done;
sock_recv_ts_and_drops(msg, sk, skb);
/* Copy the address. */
if (sin) {
sin->sin_family = AF_INET;
sin->sin_addr.s_addr = ip_hdr(skb)->saddr;
sin->sin_port = 0;
memset(&sin->sin_zero, 0, sizeof(sin->sin_zero));
*addr_len = sizeof(*sin);
}
if (inet->cmsg_flags)
ip_cmsg_recv(msg, skb);
if (flags & MSG_TRUNC)
copied = skb->len;
done:
skb_free_datagram(sk, skb);
out:
if (err)
return err;
return copied;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 176 | 62.86% | 17 | 53.12% |
linus torvalds | linus torvalds | 42 | 15.00% | 2 | 6.25% |
david s. miller | david s. miller | 24 | 8.57% | 3 | 9.38% |
hannes frederic sowa | hannes frederic sowa | 11 | 3.93% | 2 | 6.25% |
steffen hurrle | steffen hurrle | 7 | 2.50% | 1 | 3.12% |
tetsuo handa | tetsuo handa | 6 | 2.14% | 1 | 3.12% |
jesper juhl | jesper juhl | 6 | 2.14% | 1 | 3.12% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 4 | 1.43% | 2 | 6.25% |
stephen hemminger | stephen hemminger | 2 | 0.71% | 1 | 3.12% |
adrian bunk | adrian bunk | 1 | 0.36% | 1 | 3.12% |
neil horman | neil horman | 1 | 0.36% | 1 | 3.12% |
| Total | 280 | 100.00% | 32 | 100.00% |
static int raw_init(struct sock *sk)
{
struct raw_sock *rp = raw_sk(sk);
if (inet_sk(sk)->inet_num == IPPROTO_ICMP)
memset(&rp->filter, 0, sizeof(rp->filter));
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 41 | 78.85% | 1 | 20.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 5 | 9.62% | 1 | 20.00% |
david s. miller | david s. miller | 5 | 9.62% | 2 | 40.00% |
eric dumazet | eric dumazet | 1 | 1.92% | 1 | 20.00% |
| Total | 52 | 100.00% | 5 | 100.00% |
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(&raw_sk(sk)->filter, optval, optlen))
return -EFAULT;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 57 | 93.44% | 1 | 25.00% |
david s. miller | david s. miller | 2 | 3.28% | 1 | 25.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 1 | 1.64% | 1 | 25.00% |
al viro | al viro | 1 | 1.64% | 1 | 25.00% |
| Total | 61 | 100.00% | 4 | 100.00% |
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, &raw_sk(sk)->filter, len))
goto out;
ret = 0;
out: return ret;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 72 | 63.16% | 1 | 16.67% |
linus torvalds | linus torvalds | 37 | 32.46% | 2 | 33.33% |
al viro | al viro | 2 | 1.75% | 1 | 16.67% |
david s. miller | david s. miller | 2 | 1.75% | 1 | 16.67% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 1 | 0.88% | 1 | 16.67% |
| Total | 114 | 100.00% | 6 | 100.00% |
static int do_raw_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, unsigned int optlen)
{
if (optname == ICMP_FILTER) {
if (inet_sk(sk)->inet_num != IPPROTO_ICMP)
return -EOPNOTSUPP;
else
return raw_seticmpfilter(sk, optval, optlen);
}
return -ENOPROTOOPT;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
dmitry mishin | dmitry mishin | 62 | 96.88% | 1 | 33.33% |
eric dumazet | eric dumazet | 1 | 1.56% | 1 | 33.33% |
david s. miller | david s. miller | 1 | 1.56% | 1 | 33.33% |
| Total | 64 | 100.00% | 3 | 100.00% |
static int raw_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, unsigned int optlen)
{
if (level != SOL_RAW)
return ip_setsockopt(sk, level, optname, optval, optlen);
return do_raw_setsockopt(sk, level, optname, optval, optlen);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 43 | 71.67% | 1 | 25.00% |
dmitry mishin | dmitry mishin | 15 | 25.00% | 1 | 25.00% |
david s. miller | david s. miller | 1 | 1.67% | 1 | 25.00% |
al viro | al viro | 1 | 1.67% | 1 | 25.00% |
| Total | 60 | 100.00% | 4 | 100.00% |
#ifdef CONFIG_COMPAT
static int compat_raw_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, unsigned int optlen)
{
if (level != SOL_RAW)
return compat_ip_setsockopt(sk, level, optname, optval, optlen);
return do_raw_setsockopt(sk, level, optname, optval, optlen);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
dmitry mishin | dmitry mishin | 59 | 98.33% | 1 | 50.00% |
david s. miller | david s. miller | 1 | 1.67% | 1 | 50.00% |
| Total | 60 | 100.00% | 2 | 100.00% |
#endif
static int do_raw_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
if (optname == ICMP_FILTER) {
if (inet_sk(sk)->inet_num != IPPROTO_ICMP)
return -EOPNOTSUPP;
else
return raw_geticmpfilter(sk, optval, optlen);
}
return -ENOPROTOOPT;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 30 | 46.15% | 1 | 20.00% |
dmitry mishin | dmitry mishin | 27 | 41.54% | 1 | 20.00% |
linus torvalds | linus torvalds | 4 | 6.15% | 1 | 20.00% |
david s. miller | david s. miller | 3 | 4.62% | 1 | 20.00% |
eric dumazet | eric dumazet | 1 | 1.54% | 1 | 20.00% |
| Total | 65 | 100.00% | 5 | 100.00% |
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);
return do_raw_getsockopt(sk, level, optname, optval, optlen);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 45 | 73.77% | 1 | 33.33% |
dmitry mishin | dmitry mishin | 14 | 22.95% | 1 | 33.33% |
al viro | al viro | 2 | 3.28% | 1 | 33.33% |
| Total | 61 | 100.00% | 3 | 100.00% |
#ifdef CONFIG_COMPAT
static int compat_raw_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
if (level != SOL_RAW)
return compat_ip_getsockopt(sk, level, optname, optval, optlen);
return do_raw_getsockopt(sk, level, optname, optval, optlen);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
dmitry mishin | dmitry mishin | 44 | 72.13% | 1 | 50.00% |
pre-git | pre-git | 17 | 27.87% | 1 | 50.00% |
| Total | 61 | 100.00% | 2 | 100.00% |
#endif
static int raw_ioctl(struct sock *sk, int cmd, unsigned long arg)
{
switch (cmd) {
case SIOCOUTQ: {
int amount = sk_wmem_alloc_get(sk);
return put_user(amount, (int __user *)arg);
}
case SIOCINQ: {
struct sk_buff *skb;
int amount = 0;
spin_lock_bh(&sk->sk_receive_queue.lock);
skb = skb_peek(&sk->sk_receive_queue);
if (skb)
amount = skb->len;
spin_unlock_bh(&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
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 132 | 91.03% | 1 | 16.67% |
al viro | al viro | 7 | 4.83% | 2 | 33.33% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 3 | 2.07% | 1 | 16.67% |
herbert xu | herbert xu | 2 | 1.38% | 1 | 16.67% |
eric dumazet | eric dumazet | 1 | 0.69% | 1 | 16.67% |
| Total | 145 | 100.00% | 6 | 100.00% |
#ifdef CONFIG_COMPAT
static int compat_raw_ioctl(struct sock *sk, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
case SIOCOUTQ:
case SIOCINQ:
return -ENOIOCTLCMD;
default:
#ifdef CONFIG_IP_MROUTE
return ipmr_compat_ioctl(sk, cmd, compat_ptr(arg));
#else
return -ENOIOCTLCMD;
#endif
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
eric w. biederman | eric w. biederman | 60 | 100.00% | 1 | 100.00% |
| Total | 60 | 100.00% | 1 | 100.00% |
#endif
struct proto raw_prot = {
.name = "RAW",
.owner = THIS_MODULE,
.close = raw_close,
.destroy = raw_destroy,
.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,
.release_cb = ip4_datagram_release_cb,
.hash = raw_hash_sk,
.unhash = raw_unhash_sk,
.obj_size = sizeof(struct raw_sock),
.h.raw_hash = &raw_v4_hashinfo,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_raw_setsockopt,
.compat_getsockopt = compat_raw_getsockopt,
.compat_ioctl = compat_raw_ioctl,
#endif
};
#ifdef CONFIG_PROC_FS
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 < RAW_HTABLE_SIZE;
++state->bucket) {
sk_for_each(sk, &state->h->ht[state->bucket])
if (sock_net(sk) == seq_file_net(seq))
goto found;
}
sk = NULL;
found:
return sk;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 51 | 64.56% | 2 | 18.18% |
pre-git | pre-git | 13 | 16.46% | 3 | 27.27% |
hideaki yoshifuji | hideaki yoshifuji | 7 | 8.86% | 2 | 18.18% |
david s. miller | david s. miller | 5 | 6.33% | 1 | 9.09% |
pavel emelianov | pavel emelianov | 3 | 3.80% | 3 | 27.27% |
| Total | 79 | 100.00% | 11 | 100.00% |
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 && sock_net(sk) != seq_file_net(seq));
if (!sk && ++state->bucket < RAW_HTABLE_SIZE) {
sk = sk_head(&state->h->ht[state->bucket]);
goto try_again;
}
return sk;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 68 | 73.12% | 3 | 30.00% |
pre-git | pre-git | 10 | 10.75% | 1 | 10.00% |
pavel emelianov | pavel emelianov | 7 | 7.53% | 3 | 30.00% |
hideaki yoshifuji | hideaki yoshifuji | 7 | 7.53% | 2 | 20.00% |
linus torvalds | linus torvalds | 1 | 1.08% | 1 | 10.00% |
| Total | 93 | 100.00% | 10 | 100.00% |
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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 49 | 85.96% | 1 | 50.00% |
pre-git | pre-git | 8 | 14.04% | 1 | 50.00% |
| Total | 57 | 100.00% | 2 | 100.00% |
void *raw_seq_start(struct seq_file *seq, loff_t *pos)
{
struct raw_iter_state *state = raw_seq_private(seq);
read_lock(&state->h->lock);
return *pos ? raw_get_idx(seq, *pos - 1) : SEQ_START_TOKEN;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 28 | 54.90% | 1 | 14.29% |
pavel emelianov | pavel emelianov | 15 | 29.41% | 2 | 28.57% |
pre-git | pre-git | 5 | 9.80% | 2 | 28.57% |
hideaki yoshifuji | hideaki yoshifuji | 2 | 3.92% | 1 | 14.29% |
joe perches | joe perches | 1 | 1.96% | 1 | 14.29% |
| Total | 51 | 100.00% | 7 | 100.00% |
EXPORT_SYMBOL_GPL(raw_seq_start);
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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 42 | 77.78% | 1 | 33.33% |
pre-git | pre-git | 11 | 20.37% | 1 | 33.33% |
joe perches | joe perches | 1 | 1.85% | 1 | 33.33% |
| Total | 54 | 100.00% | 3 | 100.00% |
EXPORT_SYMBOL_GPL(raw_seq_next);
void raw_seq_stop(struct seq_file *seq, void *v)
{
struct raw_iter_state *state = raw_seq_private(seq);
read_unlock(&state->h->lock);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 19 | 55.88% | 1 | 33.33% |
pavel emelianov | pavel emelianov | 15 | 44.12% | 2 | 66.67% |
| Total | 34 | 100.00% | 3 | 100.00% |
EXPORT_SYMBOL_GPL(raw_seq_stop);
static void raw_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
{
struct inet_sock *inet = inet_sk(sp);
__be32 dest = inet->inet_daddr,
src = inet->inet_rcv_saddr;
__u16 destp = 0,
srcp = inet->inet_num;
seq_printf(seq, "%4d: %08X:%04X %08X:%04X"
" %02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %d\n",
i, src, srcp, dest, destp, sp->sk_state,
sk_wmem_alloc_get(sp),
sk_rmem_alloc_get(sp),
0, 0L, 0,
from_kuid_munged(seq_user_ns(seq), sock_i_uid(sp)),
0, sock_i_ino(sp),
atomic_read(&sp->sk_refcnt), sp, atomic_read(&sp->sk_drops));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 94 | 72.87% | 3 | 27.27% |
denis v. lunev | denis v. lunev | 9 | 6.98% | 1 | 9.09% |
wang chen | wang chen | 8 | 6.20% | 1 | 9.09% |
eric w. biederman | eric w. biederman | 8 | 6.20% | 1 | 9.09% |
eric dumazet | eric dumazet | 5 | 3.88% | 2 | 18.18% |
pre-git | pre-git | 3 | 2.33% | 1 | 9.09% |
francesco fusco | francesco fusco | 1 | 0.78% | 1 | 9.09% |
al viro | al viro | 1 | 0.78% | 1 | 9.09% |
| Total | 129 | 100.00% | 11 | 100.00% |
static int raw_seq_show(struct seq_file *seq, void *v)
{
if (v == SEQ_START_TOKEN)
seq_printf(seq, " sl local_address rem_address st tx_queue "
"rx_queue tr tm->when retrnsmt uid timeout "
"inode ref pointer drops\n");
else
raw_sock_seq_show(seq, v, raw_seq_private(seq)->bucket);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 27 | 56.25% | 1 | 16.67% |
pre-git | pre-git | 13 | 27.08% | 1 | 16.67% |
denis v. lunev | denis v. lunev | 5 | 10.42% | 1 | 16.67% |
eric dumazet | eric dumazet | 1 | 2.08% | 1 | 16.67% |
wang chen | wang chen | 1 | 2.08% | 1 | 16.67% |
joe perches | joe perches | 1 | 2.08% | 1 | 16.67% |
| Total | 48 | 100.00% | 6 | 100.00% |
static const struct seq_operations raw_seq_ops = {
.start = raw_seq_start,
.next = raw_seq_next,
.stop = raw_seq_stop,
.show = raw_seq_show,
};
int raw_seq_open(struct inode *ino, struct file *file,
struct raw_hashinfo *h, const struct seq_operations *ops)
{
int err;
struct raw_iter_state *i;
err = seq_open_net(ino, file, ops, sizeof(struct raw_iter_state));
if (err < 0)
return err;
i = raw_seq_private((struct seq_file *)file->private_data);
i->h = h;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 61 | 73.49% | 3 | 50.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 13 | 15.66% | 1 | 16.67% |
denis v. lunev | denis v. lunev | 7 | 8.43% | 1 | 16.67% |
hideaki yoshifuji | hideaki yoshifuji | 2 | 2.41% | 1 | 16.67% |
| Total | 83 | 100.00% | 6 | 100.00% |
EXPORT_SYMBOL_GPL(raw_seq_open);
static int raw_v4_seq_open(struct inode *inode, struct file *file)
{
return raw_seq_open(inode, file, &raw_v4_hashinfo, &raw_seq_ops);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 26 | 86.67% | 3 | 60.00% |
denis v. lunev | denis v. lunev | 3 | 10.00% | 1 | 20.00% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 1 | 3.33% | 1 | 20.00% |
| Total | 30 | 100.00% | 5 | 100.00% |
static const struct file_operations raw_seq_fops = {
.owner = THIS_MODULE,
.open = raw_v4_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_net,
};
static __net_init int raw_init_net(struct net *net)
{
if (!proc_create("raw", S_IRUGO, net->proc_net, &raw_seq_fops))
return -ENOMEM;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 16 | 44.44% | 1 | 25.00% |
hideaki yoshifuji | hideaki yoshifuji | 8 | 22.22% | 1 | 25.00% |
pavel emelianov | pavel emelianov | 7 | 19.44% | 1 | 25.00% |
gao feng | gao feng | 5 | 13.89% | 1 | 25.00% |
| Total | 36 | 100.00% | 4 | 100.00% |
static __net_exit void raw_exit_net(struct net *net)
{
remove_proc_entry("raw", net->proc_net);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 16 | 76.19% | 1 | 50.00% |
gao feng | gao feng | 5 | 23.81% | 1 | 50.00% |
| Total | 21 | 100.00% | 2 | 100.00% |
static __net_initdata struct pernet_operations raw_net_ops = {
.init = raw_init_net,
.exit = raw_exit_net,
};
int __init raw_proc_init(void)
{
return register_pernet_subsys(&raw_net_ops);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pavel emelianov | pavel emelianov | 15 | 100.00% | 1 | 100.00% |
| Total | 15 | 100.00% | 1 | 100.00% |
void __init raw_proc_exit(void)
{
unregister_pernet_subsys(&raw_net_ops);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
arnaldo carvalho de melo | arnaldo carvalho de melo | 11 | 78.57% | 1 | 33.33% |
pavel emelianov | pavel emelianov | 2 | 14.29% | 1 | 33.33% |
eric w. biederman | eric w. biederman | 1 | 7.14% | 1 | 33.33% |
| Total | 14 | 100.00% | 3 | 100.00% |
#endif /* CONFIG_PROC_FS */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
pre-git | pre-git | 1886 | 34.73% | 49 | 21.49% |
arnaldo carvalho de melo | arnaldo carvalho de melo | 703 | 12.94% | 18 | 7.89% |
pavel emelianov | pavel emelianov | 606 | 11.16% | 14 | 6.14% |
alexey kuznetsov | alexey kuznetsov | 305 | 5.62% | 5 | 2.19% |
herbert xu | herbert xu | 303 | 5.58% | 5 | 2.19% |
david s. miller | david s. miller | 244 | 4.49% | 19 | 8.33% |
linus torvalds | linus torvalds | 231 | 4.25% | 6 | 2.63% |
dmitry mishin | dmitry mishin | 231 | 4.25% | 1 | 0.44% |
eric dumazet | eric dumazet | 199 | 3.66% | 13 | 5.70% |
eric w. biederman | eric w. biederman | 89 | 1.64% | 6 | 2.63% |
hideaki yoshifuji | hideaki yoshifuji | 58 | 1.07% | 13 | 5.70% |
denis v. lunev | denis v. lunev | 57 | 1.05% | 5 | 2.19% |
david ahern | david ahern | 45 | 0.83% | 2 | 0.88% |
masahide nakamura | masahide nakamura | 36 | 0.66% | 1 | 0.44% |
soheil hassas yeganeh | soheil hassas yeganeh | 32 | 0.59% | 2 | 0.88% |
al viro | al viro | 27 | 0.50% | 9 | 3.95% |
david l stevens | david l stevens | 25 | 0.46% | 1 | 0.44% |
quentin armitage | quentin armitage | 24 | 0.44% | 1 | 0.44% |
willem de bruijn | willem de bruijn | 23 | 0.42% | 1 | 0.44% |
neil horman | neil horman | 23 | 0.42% | 2 | 0.88% |
patrick mchardy | patrick mchardy | 19 | 0.35% | 3 | 1.32% |
heiko carstens | heiko carstens | 18 | 0.33% | 1 | 0.44% |
francesco fusco | francesco fusco | 18 | 0.33% | 2 | 0.88% |
ben cartwright-cox | ben cartwright-cox | 17 | 0.31% | 1 | 0.44% |
wang chen | wang chen | 17 | 0.31% | 1 | 0.44% |
erich e. hoover | erich e. hoover | 16 | 0.29% | 1 | 0.44% |
rusty russell | rusty russell | 16 | 0.29% | 1 | 0.44% |
hannes frederic sowa | hannes frederic sowa | 15 | 0.28% | 4 | 1.75% |
steffen hurrle | steffen hurrle | 14 | 0.26% | 1 | 0.44% |
jesper juhl | jesper juhl | 13 | 0.24% | 2 | 0.88% |
ian pratt | ian pratt | 11 | 0.20% | 1 | 0.44% |
laszlo attila toth | laszlo attila toth | 10 | 0.18% | 1 | 0.44% |
gao feng | gao feng | 10 | 0.18% | 2 | 0.88% |
chris clark | chris clark | 9 | 0.17% | 1 | 0.44% |
joe perches | joe perches | 8 | 0.15% | 3 | 1.32% |
venkat yekkirala | venkat yekkirala | 7 | 0.13% | 1 | 0.44% |
tetsuo handa | tetsuo handa | 6 | 0.11% | 1 | 0.44% |
julian anastasov | julian anastasov | 5 | 0.09% | 1 | 0.44% |
steffen klassert | steffen klassert | 5 | 0.09% | 1 | 0.44% |
robert p. j. day | robert p. j. day | 5 | 0.09% | 1 | 0.44% |
patrick ohly | patrick ohly | 5 | 0.09% | 1 | 0.44% |
craig gallek | craig gallek | 4 | 0.07% | 1 | 0.44% |
stephen hemminger | stephen hemminger | 4 | 0.07% | 2 | 0.88% |
christoph hellwig | christoph hellwig | 3 | 0.06% | 1 | 0.44% |
duan jiong | duan jiong | 3 | 0.06% | 1 | 0.44% |
alan cox | alan cox | 3 | 0.06% | 1 | 0.44% |
paul gortmaker | paul gortmaker | 3 | 0.06% | 1 | 0.44% |
alexey dobriyan | alexey dobriyan | 2 | 0.04% | 1 | 0.44% |
james morris | james morris | 2 | 0.04% | 1 | 0.44% |
adrian bunk | adrian bunk | 2 | 0.04% | 2 | 0.88% |
shawn bohrer | shawn bohrer | 2 | 0.04% | 1 | 0.44% |
thomas graf | thomas graf | 2 | 0.04% | 2 | 0.88% |
ian morris | ian morris | 1 | 0.02% | 1 | 0.44% |
skip ford | skip ford | 1 | 0.02% | 1 | 0.44% |
lucas de marchi | lucas de marchi | 1 | 0.02% | 1 | 0.44% |
jan engelhardt | jan engelhardt | 1 | 0.02% | 1 | 0.44% |
arun sharma | arun sharma | 1 | 0.02% | 1 | 0.44% |
arjan van de ven | arjan van de ven | 1 | 0.02% | 1 | 0.44% |
brian haley | brian haley | 1 | 0.02% | 1 | 0.44% |
suresh krishnan | suresh krishnan | 1 | 0.02% | 1 | 0.44% |
ansis atteka | ansis atteka | 1 | 0.02% | 1 | 0.44% |
oliver hartkopp | oliver hartkopp | 1 | 0.02% | 1 | 0.44% |
| Total | 5431 | 100.00% | 228 | 100.00% |
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.