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yaml
---
r: 22299
b: refs/heads/master
c: 3fdadf7
h: refs/heads/master
i:
  22297: 2a742d4
  22295: 2598192
v: v3
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Dmitry Mishin authored and David S. Miller committed Mar 21, 2006
1 parent 256aab1 commit 9d1f10f
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Showing 30 changed files with 929 additions and 140 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: c750360938b403e6cc193d293cfbcb099dd6c60e
refs/heads/master: 3fdadf7d27e3fbcf72930941884387d1f4936f04
4 changes: 4 additions & 0 deletions trunk/include/linux/net.h
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Expand Up @@ -149,6 +149,10 @@ struct proto_ops {
int optname, char __user *optval, int optlen);
int (*getsockopt)(struct socket *sock, int level,
int optname, char __user *optval, int __user *optlen);
int (*compat_setsockopt)(struct socket *sock, int level,
int optname, char __user *optval, int optlen);
int (*compat_getsockopt)(struct socket *sock, int level,
int optname, char __user *optval, int __user *optlen);
int (*sendmsg) (struct kiocb *iocb, struct socket *sock,
struct msghdr *m, size_t total_len);
int (*recvmsg) (struct kiocb *iocb, struct socket *sock,
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9 changes: 9 additions & 0 deletions trunk/include/linux/netfilter.h
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Expand Up @@ -80,10 +80,14 @@ struct nf_sockopt_ops
int set_optmin;
int set_optmax;
int (*set)(struct sock *sk, int optval, void __user *user, unsigned int len);
int (*compat_set)(struct sock *sk, int optval,
void __user *user, unsigned int len);

int get_optmin;
int get_optmax;
int (*get)(struct sock *sk, int optval, void __user *user, int *len);
int (*compat_get)(struct sock *sk, int optval,
void __user *user, int *len);

/* Number of users inside set() or get(). */
unsigned int use;
Expand Down Expand Up @@ -246,6 +250,11 @@ int nf_setsockopt(struct sock *sk, int pf, int optval, char __user *opt,
int nf_getsockopt(struct sock *sk, int pf, int optval, char __user *opt,
int *len);

int compat_nf_setsockopt(struct sock *sk, int pf, int optval,
char __user *opt, int len);
int compat_nf_getsockopt(struct sock *sk, int pf, int optval,
char __user *opt, int *len);

/* Packet queuing */
struct nf_queue_handler {
int (*outfn)(struct sk_buff *skb, struct nf_info *info,
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6 changes: 6 additions & 0 deletions trunk/include/net/inet_connection_sock.h
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,12 @@ struct inet_connection_sock_af_ops {
char __user *optval, int optlen);
int (*getsockopt)(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen);
int (*compat_setsockopt)(struct sock *sk,
int level, int optname,
char __user *optval, int optlen);
int (*compat_getsockopt)(struct sock *sk,
int level, int optname,
char __user *optval, int __user *optlen);
void (*addr2sockaddr)(struct sock *sk, struct sockaddr *);
int sockaddr_len;
};
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4 changes: 4 additions & 0 deletions trunk/include/net/ip.h
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Expand Up @@ -356,6 +356,10 @@ extern void ip_cmsg_recv(struct msghdr *msg, struct sk_buff *skb);
extern int ip_cmsg_send(struct msghdr *msg, struct ipcm_cookie *ipc);
extern int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen);
extern int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen);
extern int compat_ip_setsockopt(struct sock *sk, int level,
int optname, char __user *optval, int optlen);
extern int compat_ip_getsockopt(struct sock *sk, int level,
int optname, char __user *optval, int __user *optlen);
extern int ip_ra_control(struct sock *sk, unsigned char on, void (*destructor)(struct sock *));

extern int ip_recv_error(struct sock *sk, struct msghdr *msg, int len);
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10 changes: 10 additions & 0 deletions trunk/include/net/ipv6.h
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Original file line number Diff line number Diff line change
Expand Up @@ -520,6 +520,16 @@ extern int ipv6_getsockopt(struct sock *sk, int level,
int optname,
char __user *optval,
int __user *optlen);
extern int compat_ipv6_setsockopt(struct sock *sk,
int level,
int optname,
char __user *optval,
int optlen);
extern int compat_ipv6_getsockopt(struct sock *sk,
int level,
int optname,
char __user *optval,
int __user *optlen);

extern void ipv6_packet_init(void);

Expand Down
10 changes: 10 additions & 0 deletions trunk/include/net/sctp/structs.h
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Original file line number Diff line number Diff line change
Expand Up @@ -514,6 +514,16 @@ struct sctp_af {
int optname,
char __user *optval,
int __user *optlen);
int (*compat_setsockopt) (struct sock *sk,
int level,
int optname,
char __user *optval,
int optlen);
int (*compat_getsockopt) (struct sock *sk,
int level,
int optname,
char __user *optval,
int __user *optlen);
struct dst_entry *(*get_dst) (struct sctp_association *asoc,
union sctp_addr *daddr,
union sctp_addr *saddr);
Expand Down
12 changes: 12 additions & 0 deletions trunk/include/net/sock.h
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Original file line number Diff line number Diff line change
Expand Up @@ -520,6 +520,14 @@ struct proto {
int (*getsockopt)(struct sock *sk, int level,
int optname, char __user *optval,
int __user *option);
int (*compat_setsockopt)(struct sock *sk,
int level,
int optname, char __user *optval,
int optlen);
int (*compat_getsockopt)(struct sock *sk,
int level,
int optname, char __user *optval,
int __user *option);
int (*sendmsg)(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg, size_t len);
int (*recvmsg)(struct kiocb *iocb, struct sock *sk,
Expand Down Expand Up @@ -816,6 +824,10 @@ extern int sock_common_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t size, int flags);
extern int sock_common_setsockopt(struct socket *sock, int level, int optname,
char __user *optval, int optlen);
extern int compat_sock_common_getsockopt(struct socket *sock, int level,
int optname, char __user *optval, int __user *optlen);
extern int compat_sock_common_setsockopt(struct socket *sock, int level,
int optname, char __user *optval, int optlen);

extern void sk_common_release(struct sock *sk);

Expand Down
6 changes: 6 additions & 0 deletions trunk/include/net/tcp.h
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Original file line number Diff line number Diff line change
Expand Up @@ -353,6 +353,12 @@ extern int tcp_getsockopt(struct sock *sk, int level,
extern int tcp_setsockopt(struct sock *sk, int level,
int optname, char __user *optval,
int optlen);
extern int compat_tcp_getsockopt(struct sock *sk,
int level, int optname,
char __user *optval, int __user *optlen);
extern int compat_tcp_setsockopt(struct sock *sk,
int level, int optname,
char __user *optval, int optlen);
extern void tcp_set_keepalive(struct sock *sk, int val);
extern int tcp_recvmsg(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg,
Expand Down
95 changes: 77 additions & 18 deletions trunk/net/compat.c
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Original file line number Diff line number Diff line change
Expand Up @@ -416,7 +416,7 @@ struct compat_sock_fprog {
compat_uptr_t filter; /* struct sock_filter * */
};

static int do_set_attach_filter(int fd, int level, int optname,
static int do_set_attach_filter(struct socket *sock, int level, int optname,
char __user *optval, int optlen)
{
struct compat_sock_fprog __user *fprog32 = (struct compat_sock_fprog __user *)optval;
Expand All @@ -432,11 +432,12 @@ static int do_set_attach_filter(int fd, int level, int optname,
__put_user(compat_ptr(ptr), &kfprog->filter))
return -EFAULT;

return sys_setsockopt(fd, level, optname, (char __user *)kfprog,
return sock_setsockopt(sock, level, optname, (char __user *)kfprog,
sizeof(struct sock_fprog));
}

static int do_set_sock_timeout(int fd, int level, int optname, char __user *optval, int optlen)
static int do_set_sock_timeout(struct socket *sock, int level,
int optname, char __user *optval, int optlen)
{
struct compat_timeval __user *up = (struct compat_timeval __user *) optval;
struct timeval ktime;
Expand All @@ -451,30 +452,61 @@ static int do_set_sock_timeout(int fd, int level, int optname, char __user *optv
return -EFAULT;
old_fs = get_fs();
set_fs(KERNEL_DS);
err = sys_setsockopt(fd, level, optname, (char *) &ktime, sizeof(ktime));
err = sock_setsockopt(sock, level, optname, (char *) &ktime, sizeof(ktime));
set_fs(old_fs);

return err;
}

static int compat_sock_setsockopt(struct socket *sock, int level, int optname,
char __user *optval, int optlen)
{
if (optname == SO_ATTACH_FILTER)
return do_set_attach_filter(sock, level, optname,
optval, optlen);
if (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO)
return do_set_sock_timeout(sock, level, optname, optval, optlen);

return sock_setsockopt(sock, level, optname, optval, optlen);
}

asmlinkage long compat_sys_setsockopt(int fd, int level, int optname,
char __user *optval, int optlen)
{
int err;
struct socket *sock;

/* SO_SET_REPLACE seems to be the same in all levels */
if (optname == IPT_SO_SET_REPLACE)
return do_netfilter_replace(fd, level, optname,
optval, optlen);
if (level == SOL_SOCKET && optname == SO_ATTACH_FILTER)
return do_set_attach_filter(fd, level, optname,
optval, optlen);
if (level == SOL_SOCKET &&
(optname == SO_RCVTIMEO || optname == SO_SNDTIMEO))
return do_set_sock_timeout(fd, level, optname, optval, optlen);

return sys_setsockopt(fd, level, optname, optval, optlen);
if (optlen < 0)
return -EINVAL;

if ((sock = sockfd_lookup(fd, &err))!=NULL)
{
err = security_socket_setsockopt(sock,level,optname);
if (err) {
sockfd_put(sock);
return err;
}

if (level == SOL_SOCKET)
err = compat_sock_setsockopt(sock, level,
optname, optval, optlen);
else if (sock->ops->compat_setsockopt)
err = sock->ops->compat_setsockopt(sock, level,
optname, optval, optlen);
else
err = sock->ops->setsockopt(sock, level,
optname, optval, optlen);
sockfd_put(sock);
}
return err;
}

static int do_get_sock_timeout(int fd, int level, int optname,
static int do_get_sock_timeout(struct socket *sock, int level, int optname,
char __user *optval, int __user *optlen)
{
struct compat_timeval __user *up;
Expand All @@ -490,7 +522,7 @@ static int do_get_sock_timeout(int fd, int level, int optname,
len = sizeof(ktime);
old_fs = get_fs();
set_fs(KERNEL_DS);
err = sys_getsockopt(fd, level, optname, (char *) &ktime, &len);
err = sock_getsockopt(sock, level, optname, (char *) &ktime, &len);
set_fs(old_fs);

if (!err) {
Expand All @@ -503,15 +535,42 @@ static int do_get_sock_timeout(int fd, int level, int optname,
return err;
}

asmlinkage long compat_sys_getsockopt(int fd, int level, int optname,
static int compat_sock_getsockopt(struct socket *sock, int level, int optname,
char __user *optval, int __user *optlen)
{
if (level == SOL_SOCKET &&
(optname == SO_RCVTIMEO || optname == SO_SNDTIMEO))
return do_get_sock_timeout(fd, level, optname, optval, optlen);
return sys_getsockopt(fd, level, optname, optval, optlen);
if (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO)
return do_get_sock_timeout(sock, level, optname, optval, optlen);
return sock_getsockopt(sock, level, optname, optval, optlen);
}

asmlinkage long compat_sys_getsockopt(int fd, int level, int optname,
char __user *optval, int __user *optlen)
{
int err;
struct socket *sock;

if ((sock = sockfd_lookup(fd, &err))!=NULL)
{
err = security_socket_getsockopt(sock, level,
optname);
if (err) {
sockfd_put(sock);
return err;
}

if (level == SOL_SOCKET)
err = compat_sock_getsockopt(sock, level,
optname, optval, optlen);
else if (sock->ops->compat_getsockopt)
err = sock->ops->compat_getsockopt(sock, level,
optname, optval, optlen);
else
err = sock->ops->getsockopt(sock, level,
optname, optval, optlen);
sockfd_put(sock);
}
return err;
}
/* Argument list sizes for compat_sys_socketcall */
#define AL(x) ((x) * sizeof(u32))
static unsigned char nas[18]={AL(0),AL(3),AL(3),AL(3),AL(2),AL(3),
Expand Down
28 changes: 28 additions & 0 deletions trunk/net/core/sock.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1385,6 +1385,20 @@ int sock_common_getsockopt(struct socket *sock, int level, int optname,

EXPORT_SYMBOL(sock_common_getsockopt);

#ifdef CONFIG_COMPAT
int compat_sock_common_getsockopt(struct socket *sock, int level,
int optname, char __user *optval, int __user *optlen)
{
struct sock *sk = sock->sk;

if (sk->sk_prot->compat_setsockopt)
return sk->sk_prot->compat_getsockopt(sk, level,
optname, optval, optlen);
return sk->sk_prot->getsockopt(sk, level, optname, optval, optlen);
}
EXPORT_SYMBOL(compat_sock_common_getsockopt);
#endif

int sock_common_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t size, int flags)
{
Expand Down Expand Up @@ -1414,6 +1428,20 @@ int sock_common_setsockopt(struct socket *sock, int level, int optname,

EXPORT_SYMBOL(sock_common_setsockopt);

#ifdef CONFIG_COMPAT
int compat_sock_common_setsockopt(struct socket *sock,
int level, int optname, char __user *optval, int optlen)
{
struct sock *sk = sock->sk;

if (sk->sk_prot->compat_setsockopt)
return sk->sk_prot->compat_setsockopt(sk, level,
optname, optval, optlen);
return sk->sk_prot->setsockopt(sk, level, optname, optval, optlen);
}
EXPORT_SYMBOL(compat_sock_common_setsockopt);
#endif

void sk_common_release(struct sock *sk)
{
if (sk->sk_prot->destroy)
Expand Down
8 changes: 8 additions & 0 deletions trunk/net/dccp/dccp.h
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Original file line number Diff line number Diff line change
Expand Up @@ -192,6 +192,14 @@ extern int dccp_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen);
extern int dccp_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, int optlen);
#ifdef CONFIG_COMPAT
extern int compat_dccp_getsockopt(struct sock *sk,
int level, int optname,
char __user *optval, int __user *optlen);
extern int compat_dccp_setsockopt(struct sock *sk,
int level, int optname,
char __user *optval, int optlen);
#endif
extern int dccp_ioctl(struct sock *sk, int cmd, unsigned long arg);
extern int dccp_sendmsg(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg, size_t size);
Expand Down
12 changes: 12 additions & 0 deletions trunk/net/dccp/ipv4.c
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Original file line number Diff line number Diff line change
Expand Up @@ -994,6 +994,10 @@ static struct inet_connection_sock_af_ops dccp_ipv4_af_ops = {
.net_header_len = sizeof(struct iphdr),
.setsockopt = ip_setsockopt,
.getsockopt = ip_getsockopt,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_ip_setsockopt,
.compat_getsockopt = compat_ip_getsockopt,
#endif
.addr2sockaddr = inet_csk_addr2sockaddr,
.sockaddr_len = sizeof(struct sockaddr_in),
};
Expand Down Expand Up @@ -1040,6 +1044,10 @@ static struct proto dccp_v4_prot = {
.init = dccp_v4_init_sock,
.setsockopt = dccp_setsockopt,
.getsockopt = dccp_getsockopt,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_dccp_setsockopt,
.compat_getsockopt = compat_dccp_getsockopt,
#endif
.sendmsg = dccp_sendmsg,
.recvmsg = dccp_recvmsg,
.backlog_rcv = dccp_v4_do_rcv,
Expand Down Expand Up @@ -1079,6 +1087,10 @@ static const struct proto_ops inet_dccp_ops = {
.shutdown = inet_shutdown,
.setsockopt = sock_common_setsockopt,
.getsockopt = sock_common_getsockopt,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_sock_common_setsockopt,
.compat_getsockopt = compat_sock_common_getsockopt,
#endif
.sendmsg = inet_sendmsg,
.recvmsg = sock_common_recvmsg,
.mmap = sock_no_mmap,
Expand Down
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