Commit 73c1f4a0 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo Committed by David S. Miller

[TCPDIAG]: Just rename everything to inet_diag

Next changeset will rename tcp_diag.[ch] to inet_diag.[ch].

I'm taking this longer route so as to easy review, making clear the changes
made all along the way.
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4f5736c4
......@@ -8,7 +8,7 @@
#define NETLINK_W1 1 /* 1-wire subsystem */
#define NETLINK_USERSOCK 2 /* Reserved for user mode socket protocols */
#define NETLINK_FIREWALL 3 /* Firewalling hook */
#define NETLINK_TCPDIAG 4 /* TCP socket monitoring */
#define NETLINK_INET_DIAG 4 /* INET socket monitoring */
#define NETLINK_NFLOG 5 /* netfilter/iptables ULOG */
#define NETLINK_XFRM 6 /* ipsec */
#define NETLINK_SELINUX 7 /* SELinux event notifications */
......
#ifndef _TCP_DIAG_H_
#define _TCP_DIAG_H_ 1
#ifndef _INET_DIAG_H_
#define _INET_DIAG_H_ 1
/* Just some random number */
#define TCPDIAG_GETSOCK 18
......@@ -8,39 +8,36 @@
#define INET_DIAG_GETSOCK_MAX 24
/* Socket identity */
struct tcpdiag_sockid
{
__u16 tcpdiag_sport;
__u16 tcpdiag_dport;
__u32 tcpdiag_src[4];
__u32 tcpdiag_dst[4];
__u32 tcpdiag_if;
__u32 tcpdiag_cookie[2];
#define TCPDIAG_NOCOOKIE (~0U)
struct inet_diag_sockid {
__u16 idiag_sport;
__u16 idiag_dport;
__u32 idiag_src[4];
__u32 idiag_dst[4];
__u32 idiag_if;
__u32 idiag_cookie[2];
#define INET_DIAG_NOCOOKIE (~0U)
};
/* Request structure */
struct tcpdiagreq
{
__u8 tcpdiag_family; /* Family of addresses. */
__u8 tcpdiag_src_len;
__u8 tcpdiag_dst_len;
__u8 tcpdiag_ext; /* Query extended information */
struct inet_diag_req {
__u8 idiag_family; /* Family of addresses. */
__u8 idiag_src_len;
__u8 idiag_dst_len;
__u8 idiag_ext; /* Query extended information */
struct tcpdiag_sockid id;
struct inet_diag_sockid id;
__u32 tcpdiag_states; /* States to dump */
__u32 tcpdiag_dbs; /* Tables to dump (NI) */
__u32 idiag_states; /* States to dump */
__u32 idiag_dbs; /* Tables to dump (NI) */
};
enum
{
TCPDIAG_REQ_NONE,
TCPDIAG_REQ_BYTECODE,
enum {
INET_DIAG_REQ_NONE,
INET_DIAG_REQ_BYTECODE,
};
#define TCPDIAG_REQ_MAX TCPDIAG_REQ_BYTECODE
#define INET_DIAG_REQ_MAX INET_DIAG_REQ_BYTECODE
/* Bytecode is sequence of 4 byte commands followed by variable arguments.
* All the commands identified by "code" are conditional jumps forward:
......@@ -48,28 +45,25 @@ enum
* length of the command and its arguments.
*/
struct tcpdiag_bc_op
{
struct inet_diag_bc_op {
unsigned char code;
unsigned char yes;
unsigned short no;
};
enum
{
TCPDIAG_BC_NOP,
TCPDIAG_BC_JMP,
TCPDIAG_BC_S_GE,
TCPDIAG_BC_S_LE,
TCPDIAG_BC_D_GE,
TCPDIAG_BC_D_LE,
TCPDIAG_BC_AUTO,
TCPDIAG_BC_S_COND,
TCPDIAG_BC_D_COND,
enum {
INET_DIAG_BC_NOP,
INET_DIAG_BC_JMP,
INET_DIAG_BC_S_GE,
INET_DIAG_BC_S_LE,
INET_DIAG_BC_D_GE,
INET_DIAG_BC_D_LE,
INET_DIAG_BC_AUTO,
INET_DIAG_BC_S_COND,
INET_DIAG_BC_D_COND,
};
struct tcpdiag_hostcond
{
struct inet_diag_hostcond {
__u8 family;
__u8 prefix_len;
int port;
......@@ -78,47 +72,44 @@ struct tcpdiag_hostcond
/* Base info structure. It contains socket identity (addrs/ports/cookie)
* and, alas, the information shown by netstat. */
struct tcpdiagmsg
{
__u8 tcpdiag_family;
__u8 tcpdiag_state;
__u8 tcpdiag_timer;
__u8 tcpdiag_retrans;
struct tcpdiag_sockid id;
__u32 tcpdiag_expires;
__u32 tcpdiag_rqueue;
__u32 tcpdiag_wqueue;
__u32 tcpdiag_uid;
__u32 tcpdiag_inode;
struct inet_diag_msg {
__u8 idiag_family;
__u8 idiag_state;
__u8 idiag_timer;
__u8 idiag_retrans;
struct inet_diag_sockid id;
__u32 idiag_expires;
__u32 idiag_rqueue;
__u32 idiag_wqueue;
__u32 idiag_uid;
__u32 idiag_inode;
};
/* Extensions */
enum
{
TCPDIAG_NONE,
TCPDIAG_MEMINFO,
TCPDIAG_INFO,
TCPDIAG_VEGASINFO,
TCPDIAG_CONG,
enum {
INET_DIAG_NONE,
INET_DIAG_MEMINFO,
INET_DIAG_INFO,
INET_DIAG_VEGASINFO,
INET_DIAG_CONG,
};
#define TCPDIAG_MAX TCPDIAG_CONG
#define INET_DIAG_MAX INET_DIAG_CONG
/* TCPDIAG_MEM */
/* INET_DIAG_MEM */
struct tcpdiag_meminfo
{
__u32 tcpdiag_rmem;
__u32 tcpdiag_wmem;
__u32 tcpdiag_fmem;
__u32 tcpdiag_tmem;
struct inet_diag_meminfo {
__u32 idiag_rmem;
__u32 idiag_wmem;
__u32 idiag_fmem;
__u32 idiag_tmem;
};
/* TCPDIAG_VEGASINFO */
/* INET_DIAG_VEGASINFO */
struct tcpvegas_info {
__u32 tcpv_enabled;
......@@ -134,7 +125,7 @@ struct inet_hashinfo;
struct inet_diag_handler {
struct inet_hashinfo *idiag_hashinfo;
void (*idiag_get_info)(struct sock *sk,
struct tcpdiagmsg *r,
struct inet_diag_msg *r,
void *info);
__u16 idiag_info_size;
__u16 idiag_type;
......@@ -144,4 +135,4 @@ extern int inet_diag_register(const struct inet_diag_handler *handler);
extern void inet_diag_unregister(const struct inet_diag_handler *handler);
#endif /* __KERNEL__ */
#endif /* _TCP_DIAG_H_ */
#endif /* _INET_DIAG_H_ */
......@@ -690,7 +690,7 @@ struct tcp_congestion_ops {
u32 (*undo_cwnd)(struct sock *sk);
/* hook for packet ack accounting (optional) */
void (*pkts_acked)(struct sock *sk, u32 num_acked);
/* get info for tcp_diag (optional) */
/* get info for inet_diag (optional) */
void (*get_info)(struct sock *sk, u32 ext, struct sk_buff *skb);
char name[TCP_CA_NAME_MAX];
......
......@@ -20,8 +20,8 @@ config IP_DCCP
If in doubt, say N.
config IP_DCCP_DIAG
depends on IP_DCCP && IP_TCPDIAG
def_tristate y if (IP_DCCP = y && IP_TCPDIAG = y)
depends on IP_DCCP && IP_INET_DIAG
def_tristate y if (IP_DCCP = y && IP_INET_DIAG = y)
def_tristate m
source "net/dccp/ccids/Kconfig"
......
......@@ -16,10 +16,10 @@
#include "dccp.h"
static void dccp_diag_get_info(struct sock *sk, struct tcpdiagmsg *r,
static void dccp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
void *_info)
{
r->tcpdiag_rqueue = r->tcpdiag_wqueue = 0;
r->idiag_rqueue = r->idiag_wqueue = 0;
}
static struct inet_diag_handler dccp_diag_handler = {
......
......@@ -413,13 +413,13 @@ config INET_TUNNEL
If unsure, say Y.
config IP_TCPDIAG
tristate "IP: TCP socket monitoring interface"
config IP_INET_DIAG
tristate "IP: INET socket monitoring interface"
default y
---help---
Support for TCP socket monitoring interface used by native Linux
tools such as ss. ss is included in iproute2, currently downloadable
at <http://developer.osdl.org/dev/iproute2>.
Support for INET (TCP, DCCP, etc) socket monitoring interface used by
native Linux tools such as ss. ss is included in iproute2, currently
downloadable at <http://developer.osdl.org/dev/iproute2>.
If unsure, say Y.
......
......@@ -30,7 +30,7 @@ obj-$(CONFIG_IP_ROUTE_MULTIPATH_WRANDOM) += multipath_wrandom.o
obj-$(CONFIG_IP_ROUTE_MULTIPATH_DRR) += multipath_drr.o
obj-$(CONFIG_NETFILTER) += netfilter/
obj-$(CONFIG_IP_VS) += ipvs/
obj-$(CONFIG_IP_TCPDIAG) += tcp_diag.o
obj-$(CONFIG_IP_INET_DIAG) += tcp_diag.o
obj-$(CONFIG_IP_ROUTE_MULTIPATH_CACHED) += multipath.o
obj-$(CONFIG_TCP_CONG_BIC) += tcp_bic.o
obj-$(CONFIG_TCP_CONG_WESTWOOD) += tcp_westwood.o
......
/*
* tcp_diag.c Module for monitoring TCP sockets.
* inet_diag.c Module for monitoring INET transport protocols sockets.
*
* Version: $Id: tcp_diag.c,v 1.3 2002/02/01 22:01:04 davem Exp $
* Version: $Id: inet_diag.c,v 1.3 2002/02/01 22:01:04 davem Exp $
*
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
*
......@@ -36,8 +36,7 @@
static const struct inet_diag_handler **inet_diag_table;
struct tcpdiag_entry
{
struct inet_diag_entry {
u32 *saddr;
u32 *daddr;
u16 sport;
......@@ -46,25 +45,21 @@ struct tcpdiag_entry
u16 userlocks;
};
static struct sock *tcpnl;
static struct sock *idiagnl;
#define TCPDIAG_PUT(skb, attrtype, attrlen) \
#define INET_DIAG_PUT(skb, attrtype, attrlen) \
RTA_DATA(__RTA_PUT(skb, attrtype, attrlen))
#ifdef CONFIG_IP_TCPDIAG_DCCP
extern struct inet_hashinfo dccp_hashinfo;
#endif
static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
static int inet_diag_fill(struct sk_buff *skb, struct sock *sk,
int ext, u32 pid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
const struct inet_sock *inet = inet_sk(sk);
const struct inet_connection_sock *icsk = inet_csk(sk);
struct tcpdiagmsg *r;
struct inet_diag_msg *r;
struct nlmsghdr *nlh;
void *info = NULL;
struct tcpdiag_meminfo *minfo = NULL;
struct inet_diag_meminfo *minfo = NULL;
unsigned char *b = skb->tail;
const struct inet_diag_handler *handler;
......@@ -76,51 +71,52 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
r = NLMSG_DATA(nlh);
if (sk->sk_state != TCP_TIME_WAIT) {
if (ext & (1<<(TCPDIAG_MEMINFO-1)))
minfo = TCPDIAG_PUT(skb, TCPDIAG_MEMINFO, sizeof(*minfo));
if (ext & (1<<(TCPDIAG_INFO-1)))
info = TCPDIAG_PUT(skb, TCPDIAG_INFO,
if (ext & (1 << (INET_DIAG_MEMINFO - 1)))
minfo = INET_DIAG_PUT(skb, INET_DIAG_MEMINFO,
sizeof(*minfo));
if (ext & (1 << (INET_DIAG_INFO - 1)))
info = INET_DIAG_PUT(skb, INET_DIAG_INFO,
handler->idiag_info_size);
if ((ext & (1 << (TCPDIAG_CONG - 1))) && icsk->icsk_ca_ops) {
if ((ext & (1 << (INET_DIAG_CONG - 1))) && icsk->icsk_ca_ops) {
size_t len = strlen(icsk->icsk_ca_ops->name);
strcpy(TCPDIAG_PUT(skb, TCPDIAG_CONG, len+1),
strcpy(INET_DIAG_PUT(skb, INET_DIAG_CONG, len + 1),
icsk->icsk_ca_ops->name);
}
}
r->tcpdiag_family = sk->sk_family;
r->tcpdiag_state = sk->sk_state;
r->tcpdiag_timer = 0;
r->tcpdiag_retrans = 0;
r->idiag_family = sk->sk_family;
r->idiag_state = sk->sk_state;
r->idiag_timer = 0;
r->idiag_retrans = 0;
r->id.tcpdiag_if = sk->sk_bound_dev_if;
r->id.tcpdiag_cookie[0] = (u32)(unsigned long)sk;
r->id.tcpdiag_cookie[1] = (u32)(((unsigned long)sk >> 31) >> 1);
r->id.idiag_if = sk->sk_bound_dev_if;
r->id.idiag_cookie[0] = (u32)(unsigned long)sk;
r->id.idiag_cookie[1] = (u32)(((unsigned long)sk >> 31) >> 1);
if (r->tcpdiag_state == TCP_TIME_WAIT) {
if (r->idiag_state == TCP_TIME_WAIT) {
const struct inet_timewait_sock *tw = inet_twsk(sk);
long tmo = tw->tw_ttd - jiffies;
if (tmo < 0)
tmo = 0;
r->id.tcpdiag_sport = tw->tw_sport;
r->id.tcpdiag_dport = tw->tw_dport;
r->id.tcpdiag_src[0] = tw->tw_rcv_saddr;
r->id.tcpdiag_dst[0] = tw->tw_daddr;
r->tcpdiag_state = tw->tw_substate;
r->tcpdiag_timer = 3;
r->tcpdiag_expires = (tmo*1000+HZ-1)/HZ;
r->tcpdiag_rqueue = 0;
r->tcpdiag_wqueue = 0;
r->tcpdiag_uid = 0;
r->tcpdiag_inode = 0;
r->id.idiag_sport = tw->tw_sport;
r->id.idiag_dport = tw->tw_dport;
r->id.idiag_src[0] = tw->tw_rcv_saddr;
r->id.idiag_dst[0] = tw->tw_daddr;
r->idiag_state = tw->tw_substate;
r->idiag_timer = 3;
r->idiag_expires = (tmo * 1000 + HZ - 1) / HZ;
r->idiag_rqueue = 0;
r->idiag_wqueue = 0;
r->idiag_uid = 0;
r->idiag_inode = 0;
#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
if (r->tcpdiag_family == AF_INET6) {
if (r->idiag_family == AF_INET6) {
const struct tcp6_timewait_sock *tcp6tw = tcp6_twsk(sk);
ipv6_addr_copy((struct in6_addr *)r->id.tcpdiag_src,
ipv6_addr_copy((struct in6_addr *)r->id.idiag_src,
&tcp6tw->tw_v6_rcv_saddr);
ipv6_addr_copy((struct in6_addr *)r->id.tcpdiag_dst,
ipv6_addr_copy((struct in6_addr *)r->id.idiag_dst,
&tcp6tw->tw_v6_daddr);
}
#endif
......@@ -128,18 +124,18 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
return skb->len;
}
r->id.tcpdiag_sport = inet->sport;
r->id.tcpdiag_dport = inet->dport;
r->id.tcpdiag_src[0] = inet->rcv_saddr;
r->id.tcpdiag_dst[0] = inet->daddr;
r->id.idiag_sport = inet->sport;
r->id.idiag_dport = inet->dport;
r->id.idiag_src[0] = inet->rcv_saddr;
r->id.idiag_dst[0] = inet->daddr;
#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
if (r->tcpdiag_family == AF_INET6) {
if (r->idiag_family == AF_INET6) {
struct ipv6_pinfo *np = inet6_sk(sk);
ipv6_addr_copy((struct in6_addr *)r->id.tcpdiag_src,
ipv6_addr_copy((struct in6_addr *)r->id.idiag_src,
&np->rcv_saddr);
ipv6_addr_copy((struct in6_addr *)r->id.tcpdiag_dst,
ipv6_addr_copy((struct in6_addr *)r->id.idiag_dst,
&np->daddr);
}
#endif
......@@ -147,31 +143,31 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
#define EXPIRES_IN_MS(tmo) ((tmo-jiffies)*1000+HZ-1)/HZ
if (icsk->icsk_pending == ICSK_TIME_RETRANS) {
r->tcpdiag_timer = 1;
r->tcpdiag_retrans = icsk->icsk_retransmits;
r->tcpdiag_expires = EXPIRES_IN_MS(icsk->icsk_timeout);
r->idiag_timer = 1;
r->idiag_retrans = icsk->icsk_retransmits;
r->idiag_expires = EXPIRES_IN_MS(icsk->icsk_timeout);
} else if (icsk->icsk_pending == ICSK_TIME_PROBE0) {
r->tcpdiag_timer = 4;
r->tcpdiag_retrans = icsk->icsk_probes_out;
r->tcpdiag_expires = EXPIRES_IN_MS(icsk->icsk_timeout);
r->idiag_timer = 4;
r->idiag_retrans = icsk->icsk_probes_out;
r->idiag_expires = EXPIRES_IN_MS(icsk->icsk_timeout);
} else if (timer_pending(&sk->sk_timer)) {
r->tcpdiag_timer = 2;
r->tcpdiag_retrans = icsk->icsk_probes_out;
r->tcpdiag_expires = EXPIRES_IN_MS(sk->sk_timer.expires);
r->idiag_timer = 2;
r->idiag_retrans = icsk->icsk_probes_out;
r->idiag_expires = EXPIRES_IN_MS(sk->sk_timer.expires);
} else {
r->tcpdiag_timer = 0;
r->tcpdiag_expires = 0;
r->idiag_timer = 0;
r->idiag_expires = 0;
}
#undef EXPIRES_IN_MS
r->tcpdiag_uid = sock_i_uid(sk);
r->tcpdiag_inode = sock_i_ino(sk);
r->idiag_uid = sock_i_uid(sk);
r->idiag_inode = sock_i_ino(sk);
if (minfo) {
minfo->tcpdiag_rmem = atomic_read(&sk->sk_rmem_alloc);
minfo->tcpdiag_wmem = sk->sk_wmem_queued;
minfo->tcpdiag_fmem = sk->sk_forward_alloc;
minfo->tcpdiag_tmem = atomic_read(&sk->sk_wmem_alloc);
minfo->idiag_rmem = atomic_read(&sk->sk_rmem_alloc);
minfo->idiag_wmem = sk->sk_wmem_queued;
minfo->idiag_fmem = sk->sk_forward_alloc;
minfo->idiag_tmem = atomic_read(&sk->sk_wmem_alloc);
}
handler->idiag_get_info(sk, r, info);
......@@ -189,11 +185,11 @@ static int tcpdiag_fill(struct sk_buff *skb, struct sock *sk,
return -1;
}
static int tcpdiag_get_exact(struct sk_buff *in_skb, const struct nlmsghdr *nlh)
static int inet_diag_get_exact(struct sk_buff *in_skb, const struct nlmsghdr *nlh)
{
int err;
struct sock *sk;
struct tcpdiagreq *req = NLMSG_DATA(nlh);
struct inet_diag_req *req = NLMSG_DATA(nlh);
struct sk_buff *rep;
struct inet_hashinfo *hashinfo;
const struct inet_diag_handler *handler;
......@@ -202,19 +198,19 @@ static int tcpdiag_get_exact(struct sk_buff *in_skb, const struct nlmsghdr *nlh)
BUG_ON(handler == NULL);
hashinfo = handler->idiag_hashinfo;
if (req->tcpdiag_family == AF_INET) {
sk = inet_lookup(hashinfo, req->id.tcpdiag_dst[0],
req->id.tcpdiag_dport, req->id.tcpdiag_src[0],
req->id.tcpdiag_sport, req->id.tcpdiag_if);
if (req->idiag_family == AF_INET) {
sk = inet_lookup(hashinfo, req->id.idiag_dst[0],
req->id.idiag_dport, req->id.idiag_src[0],
req->id.idiag_sport, req->id.idiag_if);
}
#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
else if (req->tcpdiag_family == AF_INET6) {
else if (req->idiag_family == AF_INET6) {
sk = inet6_lookup(hashinfo,
(struct in6_addr*)req->id.tcpdiag_dst,
req->id.tcpdiag_dport,
(struct in6_addr*)req->id.tcpdiag_src,
req->id.tcpdiag_sport,
req->id.tcpdiag_if);
(struct in6_addr *)req->id.idiag_dst,
req->id.idiag_dport,
(struct in6_addr *)req->id.idiag_src,
req->id.idiag_sport,
req->id.idiag_if);
}
#endif
else {
......@@ -225,26 +221,27 @@ static int tcpdiag_get_exact(struct sk_buff *in_skb, const struct nlmsghdr *nlh)
return -ENOENT;
err = -ESTALE;
if ((req->id.tcpdiag_cookie[0] != TCPDIAG_NOCOOKIE ||
req->id.tcpdiag_cookie[1] != TCPDIAG_NOCOOKIE) &&
((u32)(unsigned long)sk != req->id.tcpdiag_cookie[0] ||
(u32)((((unsigned long)sk) >> 31) >> 1) != req->id.tcpdiag_cookie[1]))
if ((req->id.idiag_cookie[0] != INET_DIAG_NOCOOKIE ||
req->id.idiag_cookie[1] != INET_DIAG_NOCOOKIE) &&
((u32)(unsigned long)sk != req->id.idiag_cookie[0] ||
(u32)((((unsigned long)sk) >> 31) >> 1) != req->id.idiag_cookie[1]))
goto out;
err = -ENOMEM;
rep = alloc_skb(NLMSG_SPACE((sizeof(struct tcpdiagmsg) +
sizeof(struct tcpdiag_meminfo) +
rep = alloc_skb(NLMSG_SPACE((sizeof(struct inet_diag_msg) +
sizeof(struct inet_diag_meminfo) +
handler->idiag_info_size + 64)),
GFP_KERNEL);
if (!rep)
goto out;
if (tcpdiag_fill(rep, sk, req->tcpdiag_ext,
if (inet_diag_fill(rep, sk, req->idiag_ext,
NETLINK_CB(in_skb).pid,
nlh->nlmsg_seq, 0, nlh) <= 0)
BUG();
err = netlink_unicast(tcpnl, rep, NETLINK_CB(in_skb).pid, MSG_DONTWAIT);
err = netlink_unicast(idiagnl, rep, NETLINK_CB(in_skb).pid,
MSG_DONTWAIT);
if (err > 0)
err = 0;
......@@ -285,42 +282,42 @@ static int bitstring_match(const u32 *a1, const u32 *a2, int bits)
}
static int tcpdiag_bc_run(const void *bc, int len,
const struct tcpdiag_entry *entry)
static int inet_diag_bc_run(const void *bc, int len,
const struct inet_diag_entry *entry)
{
while (len > 0) {
int yes = 1;
const struct tcpdiag_bc_op *op = bc;
const struct inet_diag_bc_op *op = bc;
switch (op->code) {
case TCPDIAG_BC_NOP:
case INET_DIAG_BC_NOP:
break;
case TCPDIAG_BC_JMP:
case INET_DIAG_BC_JMP:
yes = 0;
break;
case TCPDIAG_BC_S_GE:
case INET_DIAG_BC_S_GE:
yes = entry->sport >= op[1].no;
break;
case TCPDIAG_BC_S_LE:
case INET_DIAG_BC_S_LE:
yes = entry->dport <= op[1].no;
break;
case TCPDIAG_BC_D_GE:
case INET_DIAG_BC_D_GE:
yes = entry->dport >= op[1].no;
break;
case TCPDIAG_BC_D_LE:
case INET_DIAG_BC_D_LE:
yes = entry->dport <= op[1].no;
break;
case TCPDIAG_BC_AUTO:
case INET_DIAG_BC_AUTO:
yes = !(entry->userlocks & SOCK_BINDPORT_LOCK);
break;
case TCPDIAG_BC_S_COND:
case TCPDIAG_BC_D_COND:
case INET_DIAG_BC_S_COND:
case INET_DIAG_BC_D_COND:
{
struct tcpdiag_hostcond *cond = (struct tcpdiag_hostcond*)(op+1);
struct inet_diag_hostcond *cond = (struct inet_diag_hostcond*)(op+1);
u32 *addr;
if (cond->port != -1 &&
cond->port != (op->code == TCPDIAG_BC_S_COND ?
cond->port != (op->code == INET_DIAG_BC_S_COND ?
entry->sport : entry->dport)) {
yes = 0;
break;
......@@ -329,7 +326,7 @@ static int tcpdiag_bc_run(const void *bc, int len,
if (cond->prefix_len == 0)
break;
if (op->code == TCPDIAG_BC_S_COND)
if (op->code == INET_DIAG_BC_S_COND)
addr = entry->saddr;
else
addr = entry->daddr;
......@@ -362,7 +359,7 @@ static int tcpdiag_bc_run(const void *bc, int len,
static int valid_cc(const void *bc, int len, int cc)
{
while (len >= 0) {
const struct tcpdiag_bc_op *op = bc;
const struct inet_diag_bc_op *op = bc;
if (cc > len)
return 0;
......@@ -376,33 +373,33 @@ static int valid_cc(const void *bc, int len, int cc)
return 0;
}
static int tcpdiag_bc_audit(const void *bytecode, int bytecode_len)
static int inet_diag_bc_audit(const void *bytecode, int bytecode_len)
{
const unsigned char *bc = bytecode;
int len = bytecode_len;
while (len > 0) {
struct tcpdiag_bc_op *op = (struct tcpdiag_bc_op*)bc;
struct inet_diag_bc_op *op = (struct inet_diag_bc_op*)bc;
//printk("BC: %d %d %d {%d} / %d\n", op->code, op->yes, op->no, op[1].no, len);
switch (op->code) {
case TCPDIAG_BC_AUTO:
case TCPDIAG_BC_S_COND:
case TCPDIAG_BC_D_COND:
case TCPDIAG_BC_S_GE:
case TCPDIAG_BC_S_LE:
case TCPDIAG_BC_D_GE:
case TCPDIAG_BC_D_LE:
case INET_DIAG_BC_AUTO:
case INET_DIAG_BC_S_COND:
case INET_DIAG_BC_D_COND:
case INET_DIAG_BC_S_GE:
case INET_DIAG_BC_S_LE:
case INET_DIAG_BC_D_GE:
case INET_DIAG_BC_D_LE:
if (op->yes < 4 || op->yes > len+4)
return -EINVAL;
case TCPDIAG_BC_JMP:
case INET_DIAG_BC_JMP:
if (op->no < 4 || op->no > len+4)
return -EINVAL;
if (op->no < len &&
!valid_cc(bytecode, bytecode_len, len-op->no))
return -EINVAL;
break;
case TCPDIAG_BC_NOP:
case INET_DIAG_BC_NOP:
if (op->yes < 4 || op->yes > len+4)
return -EINVAL;
break;
......@@ -415,13 +412,13 @@ static int tcpdiag_bc_audit(const void *bytecode, int bytecode_len)
return len == 0 ? 0 : -EINVAL;
}
static int tcpdiag_dump_sock(struct sk_buff *skb, struct sock *sk,
static int inet_diag_dump_sock(struct sk_buff *skb, struct sock *sk,
struct netlink_callback *cb)
{
struct tcpdiagreq *r = NLMSG_DATA(cb->nlh);
struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
if (cb->nlh->nlmsg_len > 4 + NLMSG_SPACE(sizeof(*r))) {
struct tcpdiag_entry entry;
struct inet_diag_entry entry;
struct rtattr *bc = (struct rtattr *)(r + 1);
struct inet_sock *inet = inet_sk(sk);
......@@ -442,15 +439,15 @@ static int tcpdiag_dump_sock(struct sk_buff *skb, struct sock *sk,
entry.dport = ntohs(inet->dport);
entry.userlocks = sk->sk_userlocks;
if (!tcpdiag_bc_run(RTA_DATA(bc), RTA_PAYLOAD(bc), &entry))
if (!inet_diag_bc_run(RTA_DATA(bc), RTA_PAYLOAD(bc), &entry))
return 0;
}
return tcpdiag_fill(skb, sk, r->tcpdiag_ext, NETLINK_CB(cb->skb).pid,
return inet_diag_fill(skb, sk, r->idiag_ext, NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, cb->nlh);
}
static int tcpdiag_fill_req(struct sk_buff *skb, struct sock *sk,
static int inet_diag_fill_req(struct sk_buff *skb, struct sock *sk,
struct request_sock *req,
u32 pid, u32 seq,
const struct nlmsghdr *unlh)
......@@ -458,7 +455,7 @@ static int tcpdiag_fill_req(struct sk_buff *skb, struct sock *sk,
const struct inet_request_sock *ireq = inet_rsk(req);
struct inet_sock *inet = inet_sk(sk);
unsigned char *b = skb->tail;
struct tcpdiagmsg *r;
struct inet_diag_msg *r;
struct nlmsghdr *nlh;
long tmo;
......@@ -466,33 +463,33 @@ static int tcpdiag_fill_req(struct sk_buff *skb, struct sock *sk,
nlh->nlmsg_flags = NLM_F_MULTI;
r = NLMSG_DATA(nlh);
r->tcpdiag_family = sk->sk_family;
r->tcpdiag_state = TCP_SYN_RECV;
r->tcpdiag_timer = 1;
r->tcpdiag_retrans = req->retrans;
r->idiag_family = sk->sk_family;
r->idiag_state = TCP_SYN_RECV;
r->idiag_timer = 1;
r->idiag_retrans = req->retrans;
r->id.tcpdiag_if = sk->sk_bound_dev_if;
r->id.tcpdiag_cookie[0] = (u32)(unsigned long)req;
r->id.tcpdiag_cookie[1] = (u32)(((unsigned long)req >> 31) >> 1);
r->id.idiag_if = sk->sk_bound_dev_if;
r->id.idiag_cookie[0] = (u32)(unsigned long)req;
r->id.idiag_cookie[1] = (u32)(((unsigned long)req >> 31) >> 1);
tmo = req->expires - jiffies;
if (tmo < 0)
tmo = 0;
r->id.tcpdiag_sport = inet->sport;
r->id.tcpdiag_dport = ireq->rmt_port;
r->id.tcpdiag_src[0] = ireq->loc_addr;
r->id.tcpdiag_dst[0] = ireq->rmt_addr;
r->tcpdiag_expires = jiffies_to_msecs(tmo),
r->tcpdiag_rqueue = 0;
r->tcpdiag_wqueue = 0;
r->tcpdiag_uid = sock_i_uid(sk);
r->tcpdiag_inode = 0;
r->id.idiag_sport = inet->sport;
r->id.idiag_dport = ireq->rmt_port;
r->id.idiag_src[0] = ireq->loc_addr;
r->id.idiag_dst[0] = ireq->rmt_addr;
r->idiag_expires = jiffies_to_msecs(tmo);
r->idiag_rqueue = 0;
r->idiag_wqueue = 0;
r->idiag_uid = sock_i_uid(sk);
r->idiag_inode = 0;
#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
if (r->tcpdiag_family == AF_INET6) {
ipv6_addr_copy((struct in6_addr *)r->id.tcpdiag_src,
if (r->idiag_family == AF_INET6) {
ipv6_addr_copy((struct in6_addr *)r->id.idiag_src,
&tcp6_rsk(req)->loc_addr);
ipv6_addr_copy((struct in6_addr *)r->id.tcpdiag_dst,
ipv6_addr_copy((struct in6_addr *)r->id.idiag_dst,
&tcp6_rsk(req)->rmt_addr);
}
#endif
......@@ -505,11 +502,11 @@ static int tcpdiag_fill_req(struct sk_buff *skb, struct sock *sk,
return -1;
}
static int tcpdiag_dump_reqs(struct sk_buff *skb, struct sock *sk,
static int inet_diag_dump_reqs(struct sk_buff *skb, struct sock *sk,
struct netlink_callback *cb)
{
struct tcpdiag_entry entry;
struct tcpdiagreq *r = NLMSG_DATA(cb->nlh);
struct inet_diag_entry entry;
struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
struct inet_connection_sock *icsk = inet_csk(sk);
struct listen_sock *lopt;
struct rtattr *bc = NULL;
......@@ -547,8 +544,8 @@ static int tcpdiag_dump_reqs(struct sk_buff *skb, struct sock *sk,
if (reqnum < s_reqnum)
continue;
if (r->id.tcpdiag_dport != ireq->rmt_port &&
r->id.tcpdiag_dport)
if (r->id.idiag_dport != ireq->rmt_port &&
r->id.idiag_dport)
continue;
if (bc) {
......@@ -566,12 +563,12 @@ static int tcpdiag_dump_reqs(struct sk_buff *skb, struct sock *sk,
&ireq->rmt_addr;
entry.dport = ntohs(ireq->rmt_port);
if (!tcpdiag_bc_run(RTA_DATA(bc),
if (!inet_diag_bc_run(RTA_DATA(bc),
RTA_PAYLOAD(bc), &entry))
continue;
}
err = tcpdiag_fill_req(skb, sk, req,
err = inet_diag_fill_req(skb, sk, req,
NETLINK_CB(cb->skb).pid,
cb->nlh->nlmsg_seq, cb->nlh);
if (err < 0) {
......@@ -590,11 +587,11 @@ static int tcpdiag_dump_reqs(struct sk_buff *skb, struct sock *sk,
return err;
}
static int tcpdiag_dump(struct sk_buff *skb, struct netlink_callback *cb)
static int inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
{
int i, num;
int s_i, s_num;
struct tcpdiagreq *r = NLMSG_DATA(cb->nlh);
struct inet_diag_req *r = NLMSG_DATA(cb->nlh);
const struct inet_diag_handler *handler;
struct inet_hashinfo *hashinfo;
......@@ -606,7 +603,7 @@ static int tcpdiag_dump(struct sk_buff *skb, struct netlink_callback *cb)
s_num = num = cb->args[2];
if (cb->args[0] == 0) {
if (!(r->tcpdiag_states&(TCPF_LISTEN|TCPF_SYN_RECV)))
if (!(r->idiag_states & (TCPF_LISTEN | TCPF_SYN_RECV)))
goto skip_listen_ht;
inet_listen_lock(hashinfo);
......@@ -623,25 +620,25 @@ static int tcpdiag_dump(struct sk_buff *skb, struct netlink_callback *cb)
continue;
}
if (r->id.tcpdiag_sport != inet->sport &&
r->id.tcpdiag_sport)
if (r->id.idiag_sport != inet->sport &&
r->id.idiag_sport)
goto next_listen;
if (!(r->tcpdiag_states&TCPF_LISTEN) ||
r->id.tcpdiag_dport ||
if (!(r->idiag_states & TCPF_LISTEN) ||
r->id.idiag_dport ||
cb->args[3] > 0)
goto syn_recv;
if (tcpdiag_dump_sock(skb, sk, cb) < 0) {
if (inet_diag_dump_sock(skb, sk, cb) < 0) {
inet_listen_unlock(hashinfo);
goto done;
}
syn_recv:
if (!(r->tcpdiag_states&TCPF_SYN_RECV))
if (!(r->idiag_states & TCPF_SYN_RECV))
goto next_listen;
if (tcpdiag_dump_reqs(skb, sk, cb) < 0) {
if (inet_diag_dump_reqs(skb, sk, cb) < 0) {
inet_listen_unlock(hashinfo);
goto done;
}
......@@ -662,7 +659,7 @@ static int tcpdiag_dump(struct sk_buff *skb, struct netlink_callback *cb)
s_i = num = s_num = 0;
}
if (!(r->tcpdiag_states&~(TCPF_LISTEN|TCPF_SYN_RECV)))
if (!(r->idiag_states & ~(TCPF_LISTEN | TCPF_SYN_RECV)))
return skb->len;
for (i = s_i; i < hashinfo->ehash_size; i++) {
......@@ -681,14 +678,14 @@ static int tcpdiag_dump(struct sk_buff *skb, struct netlink_callback *cb)
if (num < s_num)
goto next_normal;
if (!(r->tcpdiag_states & (1 << sk->sk_state)))
if (!(r->idiag_states & (1 << sk->sk_state)))
goto next_normal;
if (r->id.tcpdiag_sport != inet->sport &&
r->id.tcpdiag_sport)
if (r->id.idiag_sport != inet->sport &&
r->id.idiag_sport)
goto next_normal;
if (r->id.tcpdiag_dport != inet->dport && r->id.tcpdiag_dport)
if (r->id.idiag_dport != inet->dport && r->id.idiag_dport)
goto next_normal;
if (tcpdiag_dump_sock(skb, sk, cb) < 0) {
if (inet_diag_dump_sock(skb, sk, cb) < 0) {
read_unlock_bh(&head->lock);
goto done;
}
......@@ -696,20 +693,20 @@ static int tcpdiag_dump(struct sk_buff *skb, struct netlink_callback *cb)
++num;
}
if (r->tcpdiag_states&TCPF_TIME_WAIT) {
if (r->idiag_states & TCPF_TIME_WAIT) {
sk_for_each(sk, node,
&hashinfo->ehash[i + hashinfo->ehash_size].chain) {
struct inet_sock *inet = inet_sk(sk);
if (num < s_num)
goto next_dying;
if (r->id.tcpdiag_sport != inet->sport &&
r->id.tcpdiag_sport)
if (r->id.idiag_sport != inet->sport &&
r->id.idiag_sport)
goto next_dying;
if (r->id.tcpdiag_dport != inet->dport &&
r->id.tcpdiag_dport)
if (r->id.idiag_dport != inet->dport &&
r->id.idiag_dport)
goto next_dying;
if (tcpdiag_dump_sock(skb, sk, cb) < 0) {
if (inet_diag_dump_sock(skb, sk, cb) < 0) {
read_unlock_bh(&head->lock);
goto done;
}
......@@ -726,14 +723,14 @@ static int tcpdiag_dump(struct sk_buff *skb, struct netlink_callback *cb)
return skb->len;
}
static int tcpdiag_dump_done(struct netlink_callback *cb)
static int inet_diag_dump_done(struct netlink_callback *cb)
{
return 0;
}
static __inline__ int
tcpdiag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
inet_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
{
if (!(nlh->nlmsg_flags&NLM_F_REQUEST))
return 0;
......@@ -744,24 +741,28 @@ tcpdiag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
if (inet_diag_table[nlh->nlmsg_type] == NULL)
return -ENOENT;
if (NLMSG_LENGTH(sizeof(struct tcpdiagreq)) > skb->len)
if (NLMSG_LENGTH(sizeof(struct inet_diag_req)) > skb->len)
goto err_inval;
if (nlh->nlmsg_flags&NLM_F_DUMP) {
if (nlh->nlmsg_len > 4 + NLMSG_SPACE(sizeof(struct tcpdiagreq))) {
struct rtattr *rta = (struct rtattr*)(NLMSG_DATA(nlh) + sizeof(struct tcpdiagreq));
if (rta->rta_type != TCPDIAG_REQ_BYTECODE ||
if (nlh->nlmsg_len >
(4 + NLMSG_SPACE(sizeof(struct inet_diag_req)))) {
struct rtattr *rta = (void *)(NLMSG_DATA(nlh) +
sizeof(struct inet_diag_req));
if (rta->rta_type != INET_DIAG_REQ_BYTECODE ||
rta->rta_len < 8 ||
rta->rta_len > nlh->nlmsg_len - NLMSG_SPACE(sizeof(struct tcpdiagreq)))
rta->rta_len >
(nlh->nlmsg_len -
NLMSG_SPACE(sizeof(struct inet_diag_req))))
goto err_inval;
if (tcpdiag_bc_audit(RTA_DATA(rta), RTA_PAYLOAD(rta)))
if (inet_diag_bc_audit(RTA_DATA(rta), RTA_PAYLOAD(rta)))
goto err_inval;
}
return netlink_dump_start(tcpnl, skb, nlh,
tcpdiag_dump,
tcpdiag_dump_done);
return netlink_dump_start(idiagnl, skb, nlh,
inet_diag_dump,
inet_diag_dump_done);
} else {
return tcpdiag_get_exact(skb, nlh);
return inet_diag_get_exact(skb, nlh);
}
err_inval:
......@@ -769,7 +770,7 @@ tcpdiag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
}
static inline void tcpdiag_rcv_skb(struct sk_buff *skb)
static inline void inet_diag_rcv_skb(struct sk_buff *skb)
{
int err;
struct nlmsghdr * nlh;
......@@ -778,31 +779,31 @@ static inline void tcpdiag_rcv_skb(struct sk_buff *skb)
nlh = (struct nlmsghdr *)skb->data;
if (nlh->nlmsg_len < sizeof(*nlh) || skb->len < nlh->nlmsg_len)
return;
err = tcpdiag_rcv_msg(skb, nlh);
err = inet_diag_rcv_msg(skb, nlh);
if (err || nlh->nlmsg_flags & NLM_F_ACK)
netlink_ack(skb, nlh, err);
}
}
static void tcpdiag_rcv(struct sock *sk, int len)
static void inet_diag_rcv(struct sock *sk, int len)
{
struct sk_buff *skb;
unsigned int qlen = skb_queue_len(&sk->sk_receive_queue);
while (qlen-- && (skb = skb_dequeue(&sk->sk_receive_queue))) {
tcpdiag_rcv_skb(skb);
inet_diag_rcv_skb(skb);
kfree_skb(skb);
}
}
static void tcp_diag_get_info(struct sock *sk, struct tcpdiagmsg *r,
static void tcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
void *_info)
{
const struct tcp_sock *tp = tcp_sk(sk);
struct tcp_info *info = _info;
r->tcpdiag_rqueue = tp->rcv_nxt - tp->copied_seq;
r->tcpdiag_wqueue = tp->write_seq - tp->snd_una;
r->idiag_rqueue = tp->rcv_nxt - tp->copied_seq;
r->idiag_wqueue = tp->write_seq - tp->snd_una;
if (info != NULL)
tcp_get_info(sk, info);
}
......@@ -851,7 +852,7 @@ void inet_diag_unregister(const struct inet_diag_handler *h)
}
EXPORT_SYMBOL_GPL(inet_diag_unregister);
static int __init tcpdiag_init(void)
static int __init inet_diag_init(void)
{
const int inet_diag_table_size = (INET_DIAG_GETSOCK_MAX *
sizeof(struct inet_diag_handler *));
......@@ -863,9 +864,9 @@ static int __init tcpdiag_init(void)
memset(inet_diag_table, 0, inet_diag_table_size);
tcpnl = netlink_kernel_create(NETLINK_TCPDIAG, tcpdiag_rcv,
THIS_MODULE);
if (tcpnl == NULL)
idiagnl = netlink_kernel_create(NETLINK_INET_DIAG, inet_diag_rcv,
THIS_MODULE);
if (idiagnl == NULL)
goto out_free_table;
err = inet_diag_register(&tcp_diag_handler);
......@@ -874,18 +875,18 @@ static int __init tcpdiag_init(void)
out:
return err;
out_sock_release:
sock_release(tcpnl->sk_socket);
sock_release(idiagnl->sk_socket);
out_free_table:
kfree(inet_diag_table);
goto out;
}
static void __exit tcpdiag_exit(void)
static void __exit inet_diag_exit(void)
{
sock_release(tcpnl->sk_socket);
sock_release(idiagnl->sk_socket);
kfree(inet_diag_table);
}
module_init(tcpdiag_init);
module_exit(tcpdiag_exit);
module_init(inet_diag_init);
module_exit(inet_diag_exit);
MODULE_LICENSE("GPL");
......@@ -365,10 +365,10 @@ static void tcp_vegas_get_info(struct sock *sk, u32 ext,
struct sk_buff *skb)
{
const struct vegas *ca = inet_csk_ca(sk);
if (ext & (1<<(TCPDIAG_VEGASINFO-1))) {
if (ext & (1 << (INET_DIAG_VEGASINFO - 1))) {
struct tcpvegas_info *info;
info = RTA_DATA(__RTA_PUT(skb, TCPDIAG_VEGASINFO,
info = RTA_DATA(__RTA_PUT(skb, INET_DIAG_VEGASINFO,
sizeof(*info)));
info->tcpv_enabled = ca->doing_vegas_now;
......
......@@ -216,11 +216,11 @@ static void tcp_westwood_info(struct sock *sk, u32 ext,
struct sk_buff *skb)
{
const struct westwood *ca = inet_csk_ca(sk);
if (ext & (1<<(TCPDIAG_VEGASINFO-1))) {
if (ext & (1 << (INET_DIAG_VEGASINFO - 1))) {
struct rtattr *rta;
struct tcpvegas_info *info;
rta = __RTA_PUT(skb, TCPDIAG_VEGASINFO, sizeof(*info));
rta = __RTA_PUT(skb, INET_DIAG_VEGASINFO, sizeof(*info));
info = RTA_DATA(rta);
info->tcpv_enabled = 1;
info->tcpv_rttcnt = 0;
......
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