mirror of
https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
synced 2024-11-07 04:09:21 +00:00
[NET]: {get|set}sockopt compatibility layer
This patch extends {get|set}sockopt compatibility layer in order to
move protocol specific parts to their place and avoid huge universal
net/compat.c file in the future.
Signed-off-by: Dmitry Mishin <dim@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dmitry Mishin
David S. Miller
parent
c750360938
commit
3fdadf7d27
29 changed files with 928 additions and 139 deletions
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@ -149,6 +149,10 @@ struct proto_ops {
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int optname, char __user *optval, int optlen);
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int (*getsockopt)(struct socket *sock, int level,
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int optname, char __user *optval, int __user *optlen);
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int (*compat_setsockopt)(struct socket *sock, int level,
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int optname, char __user *optval, int optlen);
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int (*compat_getsockopt)(struct socket *sock, int level,
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int optname, char __user *optval, int __user *optlen);
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int (*sendmsg) (struct kiocb *iocb, struct socket *sock,
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struct msghdr *m, size_t total_len);
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int (*recvmsg) (struct kiocb *iocb, struct socket *sock,
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@ -80,10 +80,14 @@ struct nf_sockopt_ops
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int set_optmin;
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int set_optmax;
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int (*set)(struct sock *sk, int optval, void __user *user, unsigned int len);
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int (*compat_set)(struct sock *sk, int optval,
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void __user *user, unsigned int len);
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int get_optmin;
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int get_optmax;
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int (*get)(struct sock *sk, int optval, void __user *user, int *len);
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int (*compat_get)(struct sock *sk, int optval,
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void __user *user, int *len);
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/* Number of users inside set() or get(). */
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unsigned int use;
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@ -246,6 +250,11 @@ int nf_setsockopt(struct sock *sk, int pf, int optval, char __user *opt,
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int nf_getsockopt(struct sock *sk, int pf, int optval, char __user *opt,
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int *len);
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int compat_nf_setsockopt(struct sock *sk, int pf, int optval,
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char __user *opt, int len);
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int compat_nf_getsockopt(struct sock *sk, int pf, int optval,
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char __user *opt, int *len);
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/* Packet queuing */
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struct nf_queue_handler {
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int (*outfn)(struct sk_buff *skb, struct nf_info *info,
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@ -50,6 +50,12 @@ struct inet_connection_sock_af_ops {
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char __user *optval, int optlen);
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int (*getsockopt)(struct sock *sk, int level, int optname,
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char __user *optval, int __user *optlen);
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int (*compat_setsockopt)(struct sock *sk,
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int level, int optname,
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char __user *optval, int optlen);
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int (*compat_getsockopt)(struct sock *sk,
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int level, int optname,
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char __user *optval, int __user *optlen);
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void (*addr2sockaddr)(struct sock *sk, struct sockaddr *);
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int sockaddr_len;
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};
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@ -356,6 +356,10 @@ extern void ip_cmsg_recv(struct msghdr *msg, struct sk_buff *skb);
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extern int ip_cmsg_send(struct msghdr *msg, struct ipcm_cookie *ipc);
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extern int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen);
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extern int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen);
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extern int compat_ip_setsockopt(struct sock *sk, int level,
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int optname, char __user *optval, int optlen);
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extern int compat_ip_getsockopt(struct sock *sk, int level,
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int optname, char __user *optval, int __user *optlen);
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extern int ip_ra_control(struct sock *sk, unsigned char on, void (*destructor)(struct sock *));
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extern int ip_recv_error(struct sock *sk, struct msghdr *msg, int len);
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@ -520,6 +520,16 @@ extern int ipv6_getsockopt(struct sock *sk, int level,
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int optname,
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char __user *optval,
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int __user *optlen);
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extern int compat_ipv6_setsockopt(struct sock *sk,
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int level,
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int optname,
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char __user *optval,
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int optlen);
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extern int compat_ipv6_getsockopt(struct sock *sk,
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int level,
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int optname,
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char __user *optval,
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int __user *optlen);
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extern void ipv6_packet_init(void);
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@ -514,6 +514,16 @@ struct sctp_af {
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int optname,
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char __user *optval,
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int __user *optlen);
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int (*compat_setsockopt) (struct sock *sk,
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int level,
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int optname,
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char __user *optval,
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int optlen);
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int (*compat_getsockopt) (struct sock *sk,
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int level,
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int optname,
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char __user *optval,
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int __user *optlen);
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struct dst_entry *(*get_dst) (struct sctp_association *asoc,
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union sctp_addr *daddr,
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union sctp_addr *saddr);
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@ -520,6 +520,14 @@ struct proto {
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int (*getsockopt)(struct sock *sk, int level,
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int optname, char __user *optval,
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int __user *option);
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int (*compat_setsockopt)(struct sock *sk,
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int level,
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int optname, char __user *optval,
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int optlen);
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int (*compat_getsockopt)(struct sock *sk,
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int level,
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int optname, char __user *optval,
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int __user *option);
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int (*sendmsg)(struct kiocb *iocb, struct sock *sk,
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struct msghdr *msg, size_t len);
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int (*recvmsg)(struct kiocb *iocb, struct sock *sk,
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@ -816,6 +824,10 @@ extern int sock_common_recvmsg(struct kiocb *iocb, struct socket *sock,
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struct msghdr *msg, size_t size, int flags);
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extern int sock_common_setsockopt(struct socket *sock, int level, int optname,
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char __user *optval, int optlen);
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extern int compat_sock_common_getsockopt(struct socket *sock, int level,
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int optname, char __user *optval, int __user *optlen);
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extern int compat_sock_common_setsockopt(struct socket *sock, int level,
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int optname, char __user *optval, int optlen);
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extern void sk_common_release(struct sock *sk);
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@ -353,6 +353,12 @@ extern int tcp_getsockopt(struct sock *sk, int level,
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extern int tcp_setsockopt(struct sock *sk, int level,
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int optname, char __user *optval,
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int optlen);
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extern int compat_tcp_getsockopt(struct sock *sk,
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int level, int optname,
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char __user *optval, int __user *optlen);
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extern int compat_tcp_setsockopt(struct sock *sk,
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int level, int optname,
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char __user *optval, int optlen);
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extern void tcp_set_keepalive(struct sock *sk, int val);
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extern int tcp_recvmsg(struct kiocb *iocb, struct sock *sk,
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struct msghdr *msg,
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93
net/compat.c
93
net/compat.c
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@ -416,7 +416,7 @@ struct compat_sock_fprog {
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compat_uptr_t filter; /* struct sock_filter * */
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};
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static int do_set_attach_filter(int fd, int level, int optname,
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static int do_set_attach_filter(struct socket *sock, int level, int optname,
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char __user *optval, int optlen)
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{
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struct compat_sock_fprog __user *fprog32 = (struct compat_sock_fprog __user *)optval;
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@ -432,11 +432,12 @@ static int do_set_attach_filter(int fd, int level, int optname,
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__put_user(compat_ptr(ptr), &kfprog->filter))
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return -EFAULT;
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return sys_setsockopt(fd, level, optname, (char __user *)kfprog,
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return sock_setsockopt(sock, level, optname, (char __user *)kfprog,
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sizeof(struct sock_fprog));
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}
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static int do_set_sock_timeout(int fd, int level, int optname, char __user *optval, int optlen)
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static int do_set_sock_timeout(struct socket *sock, int level,
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int optname, char __user *optval, int optlen)
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{
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struct compat_timeval __user *up = (struct compat_timeval __user *) optval;
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struct timeval ktime;
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@ -451,30 +452,61 @@ static int do_set_sock_timeout(int fd, int level, int optname, char __user *optv
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return -EFAULT;
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old_fs = get_fs();
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set_fs(KERNEL_DS);
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err = sys_setsockopt(fd, level, optname, (char *) &ktime, sizeof(ktime));
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err = sock_setsockopt(sock, level, optname, (char *) &ktime, sizeof(ktime));
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set_fs(old_fs);
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return err;
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}
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static int compat_sock_setsockopt(struct socket *sock, int level, int optname,
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char __user *optval, int optlen)
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{
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if (optname == SO_ATTACH_FILTER)
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return do_set_attach_filter(sock, level, optname,
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optval, optlen);
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if (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO)
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return do_set_sock_timeout(sock, level, optname, optval, optlen);
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return sock_setsockopt(sock, level, optname, optval, optlen);
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}
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asmlinkage long compat_sys_setsockopt(int fd, int level, int optname,
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char __user *optval, int optlen)
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{
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int err;
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struct socket *sock;
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/* SO_SET_REPLACE seems to be the same in all levels */
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if (optname == IPT_SO_SET_REPLACE)
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return do_netfilter_replace(fd, level, optname,
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optval, optlen);
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if (level == SOL_SOCKET && optname == SO_ATTACH_FILTER)
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return do_set_attach_filter(fd, level, optname,
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optval, optlen);
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if (level == SOL_SOCKET &&
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(optname == SO_RCVTIMEO || optname == SO_SNDTIMEO))
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return do_set_sock_timeout(fd, level, optname, optval, optlen);
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return sys_setsockopt(fd, level, optname, optval, optlen);
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if (optlen < 0)
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return -EINVAL;
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if ((sock = sockfd_lookup(fd, &err))!=NULL)
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{
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err = security_socket_setsockopt(sock,level,optname);
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if (err) {
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sockfd_put(sock);
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return err;
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}
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static int do_get_sock_timeout(int fd, int level, int optname,
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if (level == SOL_SOCKET)
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err = compat_sock_setsockopt(sock, level,
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optname, optval, optlen);
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else if (sock->ops->compat_setsockopt)
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err = sock->ops->compat_setsockopt(sock, level,
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optname, optval, optlen);
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else
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err = sock->ops->setsockopt(sock, level,
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optname, optval, optlen);
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sockfd_put(sock);
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}
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return err;
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}
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static int do_get_sock_timeout(struct socket *sock, int level, int optname,
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char __user *optval, int __user *optlen)
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{
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struct compat_timeval __user *up;
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@ -490,7 +522,7 @@ static int do_get_sock_timeout(int fd, int level, int optname,
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len = sizeof(ktime);
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old_fs = get_fs();
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set_fs(KERNEL_DS);
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err = sys_getsockopt(fd, level, optname, (char *) &ktime, &len);
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err = sock_getsockopt(sock, level, optname, (char *) &ktime, &len);
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set_fs(old_fs);
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if (!err) {
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@ -503,15 +535,42 @@ static int do_get_sock_timeout(int fd, int level, int optname,
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return err;
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}
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static int compat_sock_getsockopt(struct socket *sock, int level, int optname,
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char __user *optval, int __user *optlen)
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{
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if (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO)
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return do_get_sock_timeout(sock, level, optname, optval, optlen);
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return sock_getsockopt(sock, level, optname, optval, optlen);
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}
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asmlinkage long compat_sys_getsockopt(int fd, int level, int optname,
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char __user *optval, int __user *optlen)
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{
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if (level == SOL_SOCKET &&
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(optname == SO_RCVTIMEO || optname == SO_SNDTIMEO))
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return do_get_sock_timeout(fd, level, optname, optval, optlen);
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return sys_getsockopt(fd, level, optname, optval, optlen);
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int err;
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struct socket *sock;
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if ((sock = sockfd_lookup(fd, &err))!=NULL)
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{
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err = security_socket_getsockopt(sock, level,
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optname);
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if (err) {
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sockfd_put(sock);
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return err;
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}
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if (level == SOL_SOCKET)
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err = compat_sock_getsockopt(sock, level,
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optname, optval, optlen);
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else if (sock->ops->compat_getsockopt)
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err = sock->ops->compat_getsockopt(sock, level,
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optname, optval, optlen);
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else
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err = sock->ops->getsockopt(sock, level,
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optname, optval, optlen);
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sockfd_put(sock);
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}
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return err;
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}
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/* Argument list sizes for compat_sys_socketcall */
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#define AL(x) ((x) * sizeof(u32))
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static unsigned char nas[18]={AL(0),AL(3),AL(3),AL(3),AL(2),AL(3),
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@ -1385,6 +1385,20 @@ int sock_common_getsockopt(struct socket *sock, int level, int optname,
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EXPORT_SYMBOL(sock_common_getsockopt);
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#ifdef CONFIG_COMPAT
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int compat_sock_common_getsockopt(struct socket *sock, int level,
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int optname, char __user *optval, int __user *optlen)
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{
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struct sock *sk = sock->sk;
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if (sk->sk_prot->compat_setsockopt)
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return sk->sk_prot->compat_getsockopt(sk, level,
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optname, optval, optlen);
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return sk->sk_prot->getsockopt(sk, level, optname, optval, optlen);
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}
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EXPORT_SYMBOL(compat_sock_common_getsockopt);
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#endif
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int sock_common_recvmsg(struct kiocb *iocb, struct socket *sock,
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struct msghdr *msg, size_t size, int flags)
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{
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@ -1414,6 +1428,20 @@ int sock_common_setsockopt(struct socket *sock, int level, int optname,
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EXPORT_SYMBOL(sock_common_setsockopt);
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#ifdef CONFIG_COMPAT
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int compat_sock_common_setsockopt(struct socket *sock,
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int level, int optname, char __user *optval, int optlen)
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{
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struct sock *sk = sock->sk;
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if (sk->sk_prot->compat_setsockopt)
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return sk->sk_prot->compat_setsockopt(sk, level,
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optname, optval, optlen);
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return sk->sk_prot->setsockopt(sk, level, optname, optval, optlen);
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}
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EXPORT_SYMBOL(compat_sock_common_setsockopt);
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#endif
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void sk_common_release(struct sock *sk)
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{
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if (sk->sk_prot->destroy)
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@ -192,6 +192,14 @@ extern int dccp_getsockopt(struct sock *sk, int level, int optname,
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char __user *optval, int __user *optlen);
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extern int dccp_setsockopt(struct sock *sk, int level, int optname,
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char __user *optval, int optlen);
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#ifdef CONFIG_COMPAT
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extern int compat_dccp_getsockopt(struct sock *sk,
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int level, int optname,
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char __user *optval, int __user *optlen);
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extern int compat_dccp_setsockopt(struct sock *sk,
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int level, int optname,
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char __user *optval, int optlen);
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#endif
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extern int dccp_ioctl(struct sock *sk, int cmd, unsigned long arg);
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extern int dccp_sendmsg(struct kiocb *iocb, struct sock *sk,
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struct msghdr *msg, size_t size);
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@ -994,6 +994,10 @@ static struct inet_connection_sock_af_ops dccp_ipv4_af_ops = {
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.net_header_len = sizeof(struct iphdr),
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.setsockopt = ip_setsockopt,
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.getsockopt = ip_getsockopt,
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#ifdef CONFIG_COMPAT
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.compat_setsockopt = compat_ip_setsockopt,
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.compat_getsockopt = compat_ip_getsockopt,
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#endif
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.addr2sockaddr = inet_csk_addr2sockaddr,
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.sockaddr_len = sizeof(struct sockaddr_in),
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};
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@ -1040,6 +1044,10 @@ static struct proto dccp_v4_prot = {
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.init = dccp_v4_init_sock,
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.setsockopt = dccp_setsockopt,
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.getsockopt = dccp_getsockopt,
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#ifdef CONFIG_COMPAT
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.compat_setsockopt = compat_dccp_setsockopt,
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.compat_getsockopt = compat_dccp_getsockopt,
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#endif
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.sendmsg = dccp_sendmsg,
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.recvmsg = dccp_recvmsg,
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.backlog_rcv = dccp_v4_do_rcv,
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@ -1079,6 +1087,10 @@ static const struct proto_ops inet_dccp_ops = {
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.shutdown = inet_shutdown,
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.setsockopt = sock_common_setsockopt,
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.getsockopt = sock_common_getsockopt,
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#ifdef CONFIG_COMPAT
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.compat_setsockopt = compat_sock_common_setsockopt,
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.compat_getsockopt = compat_sock_common_getsockopt,
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#endif
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.sendmsg = inet_sendmsg,
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.recvmsg = sock_common_recvmsg,
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.mmap = sock_no_mmap,
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|
|
@ -1114,6 +1114,10 @@ static struct inet_connection_sock_af_ops dccp_ipv6_af_ops = {
|
|||
.net_header_len = sizeof(struct ipv6hdr),
|
||||
.setsockopt = ipv6_setsockopt,
|
||||
.getsockopt = ipv6_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_ipv6_setsockopt,
|
||||
.compat_getsockopt = compat_ipv6_getsockopt,
|
||||
#endif
|
||||
.addr2sockaddr = inet6_csk_addr2sockaddr,
|
||||
.sockaddr_len = sizeof(struct sockaddr_in6)
|
||||
};
|
||||
|
|
@ -1130,6 +1134,10 @@ static struct inet_connection_sock_af_ops dccp_ipv6_mapped = {
|
|||
.net_header_len = sizeof(struct iphdr),
|
||||
.setsockopt = ipv6_setsockopt,
|
||||
.getsockopt = ipv6_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_ipv6_setsockopt,
|
||||
.compat_getsockopt = compat_ipv6_getsockopt,
|
||||
#endif
|
||||
.addr2sockaddr = inet6_csk_addr2sockaddr,
|
||||
.sockaddr_len = sizeof(struct sockaddr_in6)
|
||||
};
|
||||
|
|
@ -1167,6 +1175,10 @@ static struct proto dccp_v6_prot = {
|
|||
.init = dccp_v6_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_v6_do_rcv,
|
||||
|
|
@ -1204,6 +1216,10 @@ static struct proto_ops inet6_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,
|
||||
|
|
|
|||
|
|
@ -455,18 +455,13 @@ out_free_val:
|
|||
goto out;
|
||||
}
|
||||
|
||||
int dccp_setsockopt(struct sock *sk, int level, int optname,
|
||||
static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
struct dccp_sock *dp;
|
||||
int err;
|
||||
int val;
|
||||
|
||||
if (level != SOL_DCCP)
|
||||
return inet_csk(sk)->icsk_af_ops->setsockopt(sk, level,
|
||||
optname, optval,
|
||||
optlen);
|
||||
|
||||
if (optlen < sizeof(int))
|
||||
return -EINVAL;
|
||||
|
||||
|
|
@ -512,8 +507,34 @@ int dccp_setsockopt(struct sock *sk, int level, int optname,
|
|||
return err;
|
||||
}
|
||||
|
||||
int dccp_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_DCCP)
|
||||
return inet_csk(sk)->icsk_af_ops->setsockopt(sk, level,
|
||||
optname, optval,
|
||||
optlen);
|
||||
return do_dccp_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(dccp_setsockopt);
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
int compat_dccp_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_DCCP) {
|
||||
if (inet_csk(sk)->icsk_af_ops->compat_setsockopt)
|
||||
return inet_csk(sk)->icsk_af_ops->compat_setsockopt(sk,
|
||||
level, optname, optval, optlen);
|
||||
else
|
||||
return inet_csk(sk)->icsk_af_ops->setsockopt(sk,
|
||||
level, optname, optval, optlen);
|
||||
}
|
||||
return do_dccp_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(compat_dccp_setsockopt);
|
||||
#endif
|
||||
|
||||
static int dccp_getsockopt_service(struct sock *sk, int len,
|
||||
__be32 __user *optval,
|
||||
int __user *optlen)
|
||||
|
|
@ -545,16 +566,12 @@ out:
|
|||
return err;
|
||||
}
|
||||
|
||||
int dccp_getsockopt(struct sock *sk, int level, int optname,
|
||||
static int do_dccp_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
struct dccp_sock *dp;
|
||||
int val, len;
|
||||
|
||||
if (level != SOL_DCCP)
|
||||
return inet_csk(sk)->icsk_af_ops->getsockopt(sk, level,
|
||||
optname, optval,
|
||||
optlen);
|
||||
if (get_user(len, optlen))
|
||||
return -EFAULT;
|
||||
|
||||
|
|
@ -587,8 +604,34 @@ int dccp_getsockopt(struct sock *sk, int level, int optname,
|
|||
return 0;
|
||||
}
|
||||
|
||||
int dccp_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
if (level != SOL_DCCP)
|
||||
return inet_csk(sk)->icsk_af_ops->getsockopt(sk, level,
|
||||
optname, optval,
|
||||
optlen);
|
||||
return do_dccp_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(dccp_getsockopt);
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
int compat_dccp_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
if (level != SOL_DCCP) {
|
||||
if (inet_csk(sk)->icsk_af_ops->compat_setsockopt)
|
||||
return inet_csk(sk)->icsk_af_ops->compat_getsockopt(sk,
|
||||
level, optname, optval, optlen);
|
||||
else
|
||||
return inet_csk(sk)->icsk_af_ops->getsockopt(sk,
|
||||
level, optname, optval, optlen);
|
||||
}
|
||||
return do_dccp_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(compat_dccp_getsockopt);
|
||||
#endif
|
||||
|
||||
int dccp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
|
||||
size_t len)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -802,6 +802,10 @@ const struct proto_ops inet_stream_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,
|
||||
|
|
@ -823,6 +827,10 @@ const struct proto_ops inet_dgram_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,
|
||||
|
|
@ -848,6 +856,10 @@ static const struct proto_ops inet_sockraw_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,
|
||||
|
|
|
|||
|
|
@ -399,14 +399,12 @@ out:
|
|||
* an IP socket.
|
||||
*/
|
||||
|
||||
int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen)
|
||||
static int do_ip_setsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int optlen)
|
||||
{
|
||||
struct inet_sock *inet = inet_sk(sk);
|
||||
int val=0,err;
|
||||
|
||||
if (level != SOL_IP)
|
||||
return -ENOPROTOOPT;
|
||||
|
||||
if (((1<<optname) & ((1<<IP_PKTINFO) | (1<<IP_RECVTTL) |
|
||||
(1<<IP_RECVOPTS) | (1<<IP_RECVTOS) |
|
||||
(1<<IP_RETOPTS) | (1<<IP_TOS) |
|
||||
|
|
@ -875,12 +873,7 @@ mc_msf_out:
|
|||
break;
|
||||
|
||||
default:
|
||||
#ifdef CONFIG_NETFILTER
|
||||
err = nf_setsockopt(sk, PF_INET, optname, optval,
|
||||
optlen);
|
||||
#else
|
||||
err = -ENOPROTOOPT;
|
||||
#endif
|
||||
break;
|
||||
}
|
||||
release_sock(sk);
|
||||
|
|
@ -891,12 +884,66 @@ e_inval:
|
|||
return -EINVAL;
|
||||
}
|
||||
|
||||
int ip_setsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int optlen)
|
||||
{
|
||||
int err;
|
||||
|
||||
if (level != SOL_IP)
|
||||
return -ENOPROTOOPT;
|
||||
|
||||
err = do_ip_setsockopt(sk, level, optname, optval, optlen);
|
||||
#ifdef CONFIG_NETFILTER
|
||||
/* we need to exclude all possible ENOPROTOOPTs except default case */
|
||||
if (err == -ENOPROTOOPT && optname != IP_HDRINCL &&
|
||||
optname != IP_IPSEC_POLICY && optname != IP_XFRM_POLICY
|
||||
#ifdef CONFIG_IP_MROUTE
|
||||
&& (optname < MRT_BASE || optname > (MRT_BASE + 10))
|
||||
#endif
|
||||
) {
|
||||
lock_sock(sk);
|
||||
err = nf_setsockopt(sk, PF_INET, optname, optval, optlen);
|
||||
release_sock(sk);
|
||||
}
|
||||
#endif
|
||||
return err;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
int compat_ip_setsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int optlen)
|
||||
{
|
||||
int err;
|
||||
|
||||
if (level != SOL_IP)
|
||||
return -ENOPROTOOPT;
|
||||
|
||||
err = do_ip_setsockopt(sk, level, optname, optval, optlen);
|
||||
#ifdef CONFIG_NETFILTER
|
||||
/* we need to exclude all possible ENOPROTOOPTs except default case */
|
||||
if (err == -ENOPROTOOPT && optname != IP_HDRINCL &&
|
||||
optname != IP_IPSEC_POLICY && optname != IP_XFRM_POLICY
|
||||
#ifdef CONFIG_IP_MROUTE
|
||||
&& (optname < MRT_BASE || optname > (MRT_BASE + 10))
|
||||
#endif
|
||||
) {
|
||||
lock_sock(sk);
|
||||
err = compat_nf_setsockopt(sk, PF_INET,
|
||||
optname, optval, optlen);
|
||||
release_sock(sk);
|
||||
}
|
||||
#endif
|
||||
return err;
|
||||
}
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Get the options. Note for future reference. The GET of IP options gets the
|
||||
* _received_ ones. The set sets the _sent_ ones.
|
||||
*/
|
||||
|
||||
int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen)
|
||||
static int do_ip_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
struct inet_sock *inet = inet_sk(sk);
|
||||
int val;
|
||||
|
|
@ -1080,17 +1127,8 @@ int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval,
|
|||
val = inet->freebind;
|
||||
break;
|
||||
default:
|
||||
#ifdef CONFIG_NETFILTER
|
||||
val = nf_getsockopt(sk, PF_INET, optname, optval,
|
||||
&len);
|
||||
release_sock(sk);
|
||||
if (val >= 0)
|
||||
val = put_user(len, optlen);
|
||||
return val;
|
||||
#else
|
||||
release_sock(sk);
|
||||
return -ENOPROTOOPT;
|
||||
#endif
|
||||
}
|
||||
release_sock(sk);
|
||||
|
||||
|
|
@ -1111,7 +1149,73 @@ int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval,
|
|||
return 0;
|
||||
}
|
||||
|
||||
int ip_getsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int __user *optlen)
|
||||
{
|
||||
int err;
|
||||
|
||||
err = do_ip_getsockopt(sk, level, optname, optval, optlen);
|
||||
#ifdef CONFIG_NETFILTER
|
||||
/* we need to exclude all possible ENOPROTOOPTs except default case */
|
||||
if (err == -ENOPROTOOPT && optname != IP_PKTOPTIONS
|
||||
#ifdef CONFIG_IP_MROUTE
|
||||
&& (optname < MRT_BASE || optname > MRT_BASE+10)
|
||||
#endif
|
||||
) {
|
||||
int len;
|
||||
|
||||
if(get_user(len,optlen))
|
||||
return -EFAULT;
|
||||
|
||||
lock_sock(sk);
|
||||
err = nf_getsockopt(sk, PF_INET, optname, optval,
|
||||
&len);
|
||||
release_sock(sk);
|
||||
if (err >= 0)
|
||||
err = put_user(len, optlen);
|
||||
return err;
|
||||
}
|
||||
#endif
|
||||
return err;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
int compat_ip_getsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int __user *optlen)
|
||||
{
|
||||
int err;
|
||||
|
||||
err = do_ip_getsockopt(sk, level, optname, optval, optlen);
|
||||
#ifdef CONFIG_NETFILTER
|
||||
/* we need to exclude all possible ENOPROTOOPTs except default case */
|
||||
if (err == -ENOPROTOOPT && optname != IP_PKTOPTIONS
|
||||
#ifdef CONFIG_IP_MROUTE
|
||||
&& (optname < MRT_BASE || optname > MRT_BASE+10)
|
||||
#endif
|
||||
) {
|
||||
int len;
|
||||
|
||||
if(get_user(len,optlen))
|
||||
return -EFAULT;
|
||||
|
||||
lock_sock(sk);
|
||||
err = compat_nf_getsockopt(sk, PF_INET,
|
||||
optname, optval, &len);
|
||||
release_sock(sk);
|
||||
if (err >= 0)
|
||||
err = put_user(len, optlen);
|
||||
return err;
|
||||
}
|
||||
#endif
|
||||
return err;
|
||||
}
|
||||
#endif
|
||||
|
||||
EXPORT_SYMBOL(ip_cmsg_recv);
|
||||
|
||||
EXPORT_SYMBOL(ip_getsockopt);
|
||||
EXPORT_SYMBOL(ip_setsockopt);
|
||||
#ifdef CONFIG_COMPAT
|
||||
EXPORT_SYMBOL(compat_ip_getsockopt);
|
||||
EXPORT_SYMBOL(compat_ip_setsockopt);
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -660,12 +660,9 @@ static int raw_geticmpfilter(struct sock *sk, char __user *optval, int __user *o
|
|||
out: return ret;
|
||||
}
|
||||
|
||||
static int raw_setsockopt(struct sock *sk, int level, int optname,
|
||||
static int do_raw_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_RAW)
|
||||
return ip_setsockopt(sk, level, optname, optval, optlen);
|
||||
|
||||
if (optname == ICMP_FILTER) {
|
||||
if (inet_sk(sk)->num != IPPROTO_ICMP)
|
||||
return -EOPNOTSUPP;
|
||||
|
|
@ -675,12 +672,28 @@ static int raw_setsockopt(struct sock *sk, int level, int optname,
|
|||
return -ENOPROTOOPT;
|
||||
}
|
||||
|
||||
static int raw_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
static int raw_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_RAW)
|
||||
return ip_getsockopt(sk, level, optname, optval, optlen);
|
||||
return ip_setsockopt(sk, level, optname, optval, optlen);
|
||||
return do_raw_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
static int compat_raw_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_RAW)
|
||||
return compat_ip_setsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
return do_raw_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#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)->num != IPPROTO_ICMP)
|
||||
return -EOPNOTSUPP;
|
||||
|
|
@ -690,6 +703,25 @@ static int raw_getsockopt(struct sock *sk, int level, int optname,
|
|||
return -ENOPROTOOPT;
|
||||
}
|
||||
|
||||
static int raw_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
if (level != SOL_RAW)
|
||||
return ip_getsockopt(sk, level, optname, optval, optlen);
|
||||
return do_raw_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#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);
|
||||
}
|
||||
#endif
|
||||
|
||||
static int raw_ioctl(struct sock *sk, int cmd, unsigned long arg)
|
||||
{
|
||||
switch (cmd) {
|
||||
|
|
@ -728,6 +760,10 @@ struct proto raw_prot = {
|
|||
.init = raw_init,
|
||||
.setsockopt = raw_setsockopt,
|
||||
.getsockopt = raw_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_raw_setsockopt,
|
||||
.compat_getsockopt = compat_raw_getsockopt,
|
||||
#endif
|
||||
.sendmsg = raw_sendmsg,
|
||||
.recvmsg = raw_recvmsg,
|
||||
.bind = raw_bind,
|
||||
|
|
|
|||
|
|
@ -1687,18 +1687,14 @@ int tcp_disconnect(struct sock *sk, int flags)
|
|||
/*
|
||||
* Socket option code for TCP.
|
||||
*/
|
||||
int tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
|
||||
int optlen)
|
||||
static int do_tcp_setsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int optlen)
|
||||
{
|
||||
struct tcp_sock *tp = tcp_sk(sk);
|
||||
struct inet_connection_sock *icsk = inet_csk(sk);
|
||||
int val;
|
||||
int err = 0;
|
||||
|
||||
if (level != SOL_TCP)
|
||||
return icsk->icsk_af_ops->setsockopt(sk, level, optname,
|
||||
optval, optlen);
|
||||
|
||||
/* This is a string value all the others are int's */
|
||||
if (optname == TCP_CONGESTION) {
|
||||
char name[TCP_CA_NAME_MAX];
|
||||
|
|
@ -1871,6 +1867,35 @@ int tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
|
|||
return err;
|
||||
}
|
||||
|
||||
int tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
|
||||
int optlen)
|
||||
{
|
||||
struct inet_connection_sock *icsk = inet_csk(sk);
|
||||
|
||||
if (level != SOL_TCP)
|
||||
return icsk->icsk_af_ops->setsockopt(sk, level, optname,
|
||||
optval, optlen);
|
||||
return do_tcp_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
int compat_tcp_setsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int optlen)
|
||||
{
|
||||
struct inet_connection_sock *icsk = inet_csk(sk);
|
||||
|
||||
if (level != SOL_TCP) {
|
||||
if (icsk->icsk_af_ops->compat_setsockopt)
|
||||
return icsk->icsk_af_ops->compat_setsockopt(sk,
|
||||
level, optname, optval, optlen);
|
||||
else
|
||||
return icsk->icsk_af_ops->setsockopt(sk,
|
||||
level, optname, optval, optlen);
|
||||
}
|
||||
return do_tcp_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#endif
|
||||
|
||||
/* Return information about state of tcp endpoint in API format. */
|
||||
void tcp_get_info(struct sock *sk, struct tcp_info *info)
|
||||
{
|
||||
|
|
@ -1931,17 +1956,13 @@ void tcp_get_info(struct sock *sk, struct tcp_info *info)
|
|||
|
||||
EXPORT_SYMBOL_GPL(tcp_get_info);
|
||||
|
||||
int tcp_getsockopt(struct sock *sk, int level, int optname, char __user *optval,
|
||||
int __user *optlen)
|
||||
static int do_tcp_getsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int __user *optlen)
|
||||
{
|
||||
struct inet_connection_sock *icsk = inet_csk(sk);
|
||||
struct tcp_sock *tp = tcp_sk(sk);
|
||||
int val, len;
|
||||
|
||||
if (level != SOL_TCP)
|
||||
return icsk->icsk_af_ops->getsockopt(sk, level, optname,
|
||||
optval, optlen);
|
||||
|
||||
if (get_user(len, optlen))
|
||||
return -EFAULT;
|
||||
|
||||
|
|
@ -2025,6 +2046,34 @@ int tcp_getsockopt(struct sock *sk, int level, int optname, char __user *optval,
|
|||
return 0;
|
||||
}
|
||||
|
||||
int tcp_getsockopt(struct sock *sk, int level, int optname, char __user *optval,
|
||||
int __user *optlen)
|
||||
{
|
||||
struct inet_connection_sock *icsk = inet_csk(sk);
|
||||
|
||||
if (level != SOL_TCP)
|
||||
return icsk->icsk_af_ops->getsockopt(sk, level, optname,
|
||||
optval, optlen);
|
||||
return do_tcp_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
int compat_tcp_getsockopt(struct sock *sk, int level,
|
||||
int optname, char __user *optval, int __user *optlen)
|
||||
{
|
||||
struct inet_connection_sock *icsk = inet_csk(sk);
|
||||
|
||||
if (level != SOL_TCP) {
|
||||
if (icsk->icsk_af_ops->compat_getsockopt)
|
||||
return icsk->icsk_af_ops->compat_getsockopt(sk,
|
||||
level, optname, optval, optlen);
|
||||
else
|
||||
return icsk->icsk_af_ops->getsockopt(sk,
|
||||
level, optname, optval, optlen);
|
||||
}
|
||||
return do_tcp_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#endif
|
||||
|
||||
extern void __skb_cb_too_small_for_tcp(int, int);
|
||||
extern struct tcp_congestion_ops tcp_reno;
|
||||
|
|
@ -2142,3 +2191,7 @@ EXPORT_SYMBOL(tcp_sendpage);
|
|||
EXPORT_SYMBOL(tcp_setsockopt);
|
||||
EXPORT_SYMBOL(tcp_shutdown);
|
||||
EXPORT_SYMBOL(tcp_statistics);
|
||||
#ifdef CONFIG_COMPAT
|
||||
EXPORT_SYMBOL(compat_tcp_setsockopt);
|
||||
EXPORT_SYMBOL(compat_tcp_getsockopt);
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -1226,6 +1226,10 @@ struct inet_connection_sock_af_ops ipv4_specific = {
|
|||
.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),
|
||||
};
|
||||
|
|
@ -1808,6 +1812,10 @@ struct proto tcp_prot = {
|
|||
.shutdown = tcp_shutdown,
|
||||
.setsockopt = tcp_setsockopt,
|
||||
.getsockopt = tcp_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_tcp_setsockopt,
|
||||
.compat_getsockopt = compat_tcp_getsockopt,
|
||||
#endif
|
||||
.sendmsg = tcp_sendmsg,
|
||||
.recvmsg = tcp_recvmsg,
|
||||
.backlog_rcv = tcp_v4_do_rcv,
|
||||
|
|
|
|||
|
|
@ -1207,16 +1207,13 @@ static int udp_destroy_sock(struct sock *sk)
|
|||
/*
|
||||
* Socket option code for UDP
|
||||
*/
|
||||
static int udp_setsockopt(struct sock *sk, int level, int optname,
|
||||
static int do_udp_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
struct udp_sock *up = udp_sk(sk);
|
||||
int val;
|
||||
int err = 0;
|
||||
|
||||
if (level != SOL_UDP)
|
||||
return ip_setsockopt(sk, level, optname, optval, optlen);
|
||||
|
||||
if(optlen<sizeof(int))
|
||||
return -EINVAL;
|
||||
|
||||
|
|
@ -1256,15 +1253,31 @@ static int udp_setsockopt(struct sock *sk, int level, int optname,
|
|||
return err;
|
||||
}
|
||||
|
||||
static int udp_getsockopt(struct sock *sk, int level, int optname,
|
||||
static int udp_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_UDP)
|
||||
return ip_setsockopt(sk, level, optname, optval, optlen);
|
||||
return do_udp_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
static int compat_udp_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_UDP)
|
||||
return compat_ip_setsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
return do_udp_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#endif
|
||||
|
||||
static int do_udp_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
struct udp_sock *up = udp_sk(sk);
|
||||
int val, len;
|
||||
|
||||
if (level != SOL_UDP)
|
||||
return ip_getsockopt(sk, level, optname, optval, optlen);
|
||||
|
||||
if(get_user(len,optlen))
|
||||
return -EFAULT;
|
||||
|
||||
|
|
@ -1293,6 +1306,24 @@ static int udp_getsockopt(struct sock *sk, int level, int optname,
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int udp_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
if (level != SOL_UDP)
|
||||
return ip_getsockopt(sk, level, optname, optval, optlen);
|
||||
return do_udp_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
static int compat_udp_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
if (level != SOL_UDP)
|
||||
return compat_ip_getsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
return do_udp_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#endif
|
||||
/**
|
||||
* udp_poll - wait for a UDP event.
|
||||
* @file - file struct
|
||||
|
|
@ -1350,6 +1381,10 @@ struct proto udp_prot = {
|
|||
.destroy = udp_destroy_sock,
|
||||
.setsockopt = udp_setsockopt,
|
||||
.getsockopt = udp_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_udp_setsockopt,
|
||||
.compat_getsockopt = compat_udp_getsockopt,
|
||||
#endif
|
||||
.sendmsg = udp_sendmsg,
|
||||
.recvmsg = udp_recvmsg,
|
||||
.sendpage = udp_sendpage,
|
||||
|
|
|
|||
|
|
@ -470,6 +470,10 @@ const struct proto_ops inet6_stream_ops = {
|
|||
.shutdown = inet_shutdown, /* ok */
|
||||
.setsockopt = sock_common_setsockopt, /* ok */
|
||||
.getsockopt = sock_common_getsockopt, /* ok */
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_sock_common_setsockopt,
|
||||
.compat_getsockopt = compat_sock_common_getsockopt,
|
||||
#endif
|
||||
.sendmsg = inet_sendmsg, /* ok */
|
||||
.recvmsg = sock_common_recvmsg, /* ok */
|
||||
.mmap = sock_no_mmap,
|
||||
|
|
@ -491,6 +495,10 @@ const struct proto_ops inet6_dgram_ops = {
|
|||
.shutdown = inet_shutdown, /* ok */
|
||||
.setsockopt = sock_common_setsockopt, /* ok */
|
||||
.getsockopt = sock_common_getsockopt, /* ok */
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_sock_common_setsockopt,
|
||||
.compat_getsockopt = compat_sock_common_getsockopt,
|
||||
#endif
|
||||
.sendmsg = inet_sendmsg, /* ok */
|
||||
.recvmsg = sock_common_recvmsg, /* ok */
|
||||
.mmap = sock_no_mmap,
|
||||
|
|
@ -519,6 +527,10 @@ static const struct proto_ops inet6_sockraw_ops = {
|
|||
.shutdown = inet_shutdown, /* ok */
|
||||
.setsockopt = sock_common_setsockopt, /* ok */
|
||||
.getsockopt = sock_common_getsockopt, /* ok */
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_sock_common_setsockopt,
|
||||
.compat_getsockopt = compat_sock_common_getsockopt,
|
||||
#endif
|
||||
.sendmsg = inet_sendmsg, /* ok */
|
||||
.recvmsg = sock_common_recvmsg, /* ok */
|
||||
.mmap = sock_no_mmap,
|
||||
|
|
|
|||
|
|
@ -109,19 +109,13 @@ int ip6_ra_control(struct sock *sk, int sel, void (*destructor)(struct sock *))
|
|||
return 0;
|
||||
}
|
||||
|
||||
int ipv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
struct ipv6_pinfo *np = inet6_sk(sk);
|
||||
int val, valbool;
|
||||
int retv = -ENOPROTOOPT;
|
||||
|
||||
if (level == SOL_IP && sk->sk_type != SOCK_RAW)
|
||||
return udp_prot.setsockopt(sk, level, optname, optval, optlen);
|
||||
|
||||
if(level!=SOL_IPV6)
|
||||
goto out;
|
||||
|
||||
if (optval == NULL)
|
||||
val=0;
|
||||
else if (get_user(val, (int __user *) optval))
|
||||
|
|
@ -613,17 +607,9 @@ done:
|
|||
retv = xfrm_user_policy(sk, optname, optval, optlen);
|
||||
break;
|
||||
|
||||
#ifdef CONFIG_NETFILTER
|
||||
default:
|
||||
retv = nf_setsockopt(sk, PF_INET6, optname, optval,
|
||||
optlen);
|
||||
break;
|
||||
#endif
|
||||
|
||||
}
|
||||
release_sock(sk);
|
||||
|
||||
out:
|
||||
return retv;
|
||||
|
||||
e_inval:
|
||||
|
|
@ -631,6 +617,65 @@ e_inval:
|
|||
return -EINVAL;
|
||||
}
|
||||
|
||||
int ipv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
int err;
|
||||
|
||||
if (level == SOL_IP && sk->sk_type != SOCK_RAW)
|
||||
return udp_prot.setsockopt(sk, level, optname, optval, optlen);
|
||||
|
||||
if (level != SOL_IPV6)
|
||||
return -ENOPROTOOPT;
|
||||
|
||||
err = do_ipv6_setsockopt(sk, level, optname, optval, optlen);
|
||||
#ifdef CONFIG_NETFILTER
|
||||
/* we need to exclude all possible ENOPROTOOPTs except default case */
|
||||
if (err == -ENOPROTOOPT && optname != IPV6_IPSEC_POLICY &&
|
||||
optname != IPV6_XFRM_POLICY) {
|
||||
lock_sock(sk);
|
||||
err = nf_setsockopt(sk, PF_INET6, optname, optval,
|
||||
optlen);
|
||||
release_sock(sk);
|
||||
}
|
||||
#endif
|
||||
return err;
|
||||
}
|
||||
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
int compat_ipv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
int err;
|
||||
|
||||
if (level == SOL_IP && sk->sk_type != SOCK_RAW) {
|
||||
if (udp_prot.compat_setsockopt)
|
||||
return udp_prot.compat_setsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
else
|
||||
return udp_prot.setsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
}
|
||||
|
||||
if (level != SOL_IPV6)
|
||||
return -ENOPROTOOPT;
|
||||
|
||||
err = do_ipv6_setsockopt(sk, level, optname, optval, optlen);
|
||||
#ifdef CONFIG_NETFILTER
|
||||
/* we need to exclude all possible ENOPROTOOPTs except default case */
|
||||
if (err == -ENOPROTOOPT && optname != IPV6_IPSEC_POLICY &&
|
||||
optname != IPV6_XFRM_POLICY) {
|
||||
lock_sock(sk);
|
||||
err = compat_nf_setsockopt(sk, PF_INET6, optname, optval,
|
||||
optlen);
|
||||
release_sock(sk);
|
||||
}
|
||||
#endif
|
||||
return err;
|
||||
}
|
||||
#endif
|
||||
|
||||
static int ipv6_getsockopt_sticky(struct sock *sk, struct ipv6_opt_hdr *hdr,
|
||||
char __user *optval, int len)
|
||||
{
|
||||
|
|
@ -642,17 +687,13 @@ static int ipv6_getsockopt_sticky(struct sock *sk, struct ipv6_opt_hdr *hdr,
|
|||
return len;
|
||||
}
|
||||
|
||||
int ipv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
struct ipv6_pinfo *np = inet6_sk(sk);
|
||||
int len;
|
||||
int val;
|
||||
|
||||
if (level == SOL_IP && sk->sk_type != SOCK_RAW)
|
||||
return udp_prot.getsockopt(sk, level, optname, optval, optlen);
|
||||
if(level!=SOL_IPV6)
|
||||
return -ENOPROTOOPT;
|
||||
if (get_user(len, optlen))
|
||||
return -EFAULT;
|
||||
switch (optname) {
|
||||
|
|
@ -842,17 +883,7 @@ int ipv6_getsockopt(struct sock *sk, int level, int optname,
|
|||
break;
|
||||
|
||||
default:
|
||||
#ifdef CONFIG_NETFILTER
|
||||
lock_sock(sk);
|
||||
val = nf_getsockopt(sk, PF_INET6, optname, optval,
|
||||
&len);
|
||||
release_sock(sk);
|
||||
if (val >= 0)
|
||||
val = put_user(len, optlen);
|
||||
return val;
|
||||
#else
|
||||
return -EINVAL;
|
||||
#endif
|
||||
}
|
||||
len = min_t(unsigned int, sizeof(int), len);
|
||||
if(put_user(len, optlen))
|
||||
|
|
@ -862,6 +893,78 @@ int ipv6_getsockopt(struct sock *sk, int level, int optname,
|
|||
return 0;
|
||||
}
|
||||
|
||||
int ipv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
int err;
|
||||
|
||||
if (level == SOL_IP && sk->sk_type != SOCK_RAW)
|
||||
return udp_prot.getsockopt(sk, level, optname, optval, optlen);
|
||||
|
||||
if(level != SOL_IPV6)
|
||||
return -ENOPROTOOPT;
|
||||
|
||||
err = do_ipv6_getsockopt(sk, level, optname, optval, optlen);
|
||||
#ifdef CONFIG_NETFILTER
|
||||
/* we need to exclude all possible EINVALs except default case */
|
||||
if (err == -ENOPROTOOPT && optname != IPV6_ADDRFORM &&
|
||||
optname != MCAST_MSFILTER) {
|
||||
int len;
|
||||
|
||||
if (get_user(len, optlen))
|
||||
return -EFAULT;
|
||||
|
||||
lock_sock(sk);
|
||||
err = nf_getsockopt(sk, PF_INET6, optname, optval,
|
||||
&len);
|
||||
release_sock(sk);
|
||||
if (err >= 0)
|
||||
err = put_user(len, optlen);
|
||||
}
|
||||
#endif
|
||||
return err;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
int compat_ipv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
int err;
|
||||
|
||||
if (level == SOL_IP && sk->sk_type != SOCK_RAW) {
|
||||
if (udp_prot.compat_getsockopt)
|
||||
return udp_prot.compat_getsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
else
|
||||
return udp_prot.getsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
}
|
||||
|
||||
if(level != SOL_IPV6)
|
||||
return -ENOPROTOOPT;
|
||||
|
||||
err = do_ipv6_getsockopt(sk, level, optname, optval, optlen);
|
||||
#ifdef CONFIG_NETFILTER
|
||||
/* we need to exclude all possible EINVALs except default case */
|
||||
if (err == -ENOPROTOOPT && optname != IPV6_ADDRFORM &&
|
||||
optname != MCAST_MSFILTER) {
|
||||
int len;
|
||||
|
||||
if (get_user(len, optlen))
|
||||
return -EFAULT;
|
||||
|
||||
lock_sock(sk);
|
||||
err = compat_nf_getsockopt(sk, PF_INET6, optname, optval,
|
||||
&len);
|
||||
release_sock(sk);
|
||||
if (err >= 0)
|
||||
err = put_user(len, optlen);
|
||||
}
|
||||
#endif
|
||||
return err;
|
||||
}
|
||||
#endif
|
||||
|
||||
void __init ipv6_packet_init(void)
|
||||
{
|
||||
dev_add_pack(&ipv6_packet_type);
|
||||
|
|
|
|||
|
|
@ -18,6 +18,10 @@ EXPORT_SYMBOL(ip6_route_output);
|
|||
EXPORT_SYMBOL(addrconf_lock);
|
||||
EXPORT_SYMBOL(ipv6_setsockopt);
|
||||
EXPORT_SYMBOL(ipv6_getsockopt);
|
||||
#ifdef CONFIG_COMPAT
|
||||
EXPORT_SYMBOL(compat_ipv6_setsockopt);
|
||||
EXPORT_SYMBOL(compat_ipv6_getsockopt);
|
||||
#endif
|
||||
EXPORT_SYMBOL(inet6_register_protosw);
|
||||
EXPORT_SYMBOL(inet6_unregister_protosw);
|
||||
EXPORT_SYMBOL(inet6_add_protocol);
|
||||
|
|
|
|||
112
net/ipv6/raw.c
112
net/ipv6/raw.c
|
|
@ -859,29 +859,12 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
|
|||
}
|
||||
|
||||
|
||||
static int rawv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
static int do_rawv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
struct raw6_sock *rp = raw6_sk(sk);
|
||||
int val;
|
||||
|
||||
switch(level) {
|
||||
case SOL_RAW:
|
||||
break;
|
||||
|
||||
case SOL_ICMPV6:
|
||||
if (inet_sk(sk)->num != IPPROTO_ICMPV6)
|
||||
return -EOPNOTSUPP;
|
||||
return rawv6_seticmpfilter(sk, level, optname, optval,
|
||||
optlen);
|
||||
case SOL_IPV6:
|
||||
if (optname == IPV6_CHECKSUM)
|
||||
break;
|
||||
default:
|
||||
return ipv6_setsockopt(sk, level, optname, optval,
|
||||
optlen);
|
||||
};
|
||||
|
||||
if (get_user(val, (int __user *)optval))
|
||||
return -EFAULT;
|
||||
|
||||
|
|
@ -906,12 +889,9 @@ static int rawv6_setsockopt(struct sock *sk, int level, int optname,
|
|||
}
|
||||
}
|
||||
|
||||
static int rawv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
static int rawv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
struct raw6_sock *rp = raw6_sk(sk);
|
||||
int val, len;
|
||||
|
||||
switch(level) {
|
||||
case SOL_RAW:
|
||||
break;
|
||||
|
|
@ -919,15 +899,47 @@ static int rawv6_getsockopt(struct sock *sk, int level, int optname,
|
|||
case SOL_ICMPV6:
|
||||
if (inet_sk(sk)->num != IPPROTO_ICMPV6)
|
||||
return -EOPNOTSUPP;
|
||||
return rawv6_geticmpfilter(sk, level, optname, optval,
|
||||
return rawv6_seticmpfilter(sk, level, optname, optval,
|
||||
optlen);
|
||||
case SOL_IPV6:
|
||||
if (optname == IPV6_CHECKSUM)
|
||||
break;
|
||||
default:
|
||||
return ipv6_getsockopt(sk, level, optname, optval,
|
||||
return ipv6_setsockopt(sk, level, optname, optval,
|
||||
optlen);
|
||||
};
|
||||
return do_rawv6_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
static int compat_rawv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
switch(level) {
|
||||
case SOL_RAW:
|
||||
break;
|
||||
|
||||
case SOL_ICMPV6:
|
||||
if (inet_sk(sk)->num != IPPROTO_ICMPV6)
|
||||
return -EOPNOTSUPP;
|
||||
return rawv6_seticmpfilter(sk, level, optname, optval,
|
||||
optlen);
|
||||
case SOL_IPV6:
|
||||
if (optname == IPV6_CHECKSUM)
|
||||
break;
|
||||
default:
|
||||
return compat_ipv6_setsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
};
|
||||
return do_rawv6_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#endif
|
||||
|
||||
static int do_rawv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
struct raw6_sock *rp = raw6_sk(sk);
|
||||
int val, len;
|
||||
|
||||
if (get_user(len,optlen))
|
||||
return -EFAULT;
|
||||
|
|
@ -953,6 +965,52 @@ static int rawv6_getsockopt(struct sock *sk, int level, int optname,
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int rawv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
switch(level) {
|
||||
case SOL_RAW:
|
||||
break;
|
||||
|
||||
case SOL_ICMPV6:
|
||||
if (inet_sk(sk)->num != IPPROTO_ICMPV6)
|
||||
return -EOPNOTSUPP;
|
||||
return rawv6_geticmpfilter(sk, level, optname, optval,
|
||||
optlen);
|
||||
case SOL_IPV6:
|
||||
if (optname == IPV6_CHECKSUM)
|
||||
break;
|
||||
default:
|
||||
return ipv6_getsockopt(sk, level, optname, optval,
|
||||
optlen);
|
||||
};
|
||||
return do_rawv6_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
static int compat_rawv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
switch(level) {
|
||||
case SOL_RAW:
|
||||
break;
|
||||
|
||||
case SOL_ICMPV6:
|
||||
if (inet_sk(sk)->num != IPPROTO_ICMPV6)
|
||||
return -EOPNOTSUPP;
|
||||
return rawv6_geticmpfilter(sk, level, optname, optval,
|
||||
optlen);
|
||||
case SOL_IPV6:
|
||||
if (optname == IPV6_CHECKSUM)
|
||||
break;
|
||||
default:
|
||||
return compat_ipv6_getsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
};
|
||||
return do_rawv6_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#endif
|
||||
|
||||
static int rawv6_ioctl(struct sock *sk, int cmd, unsigned long arg)
|
||||
{
|
||||
switch(cmd) {
|
||||
|
|
@ -1008,6 +1066,10 @@ struct proto rawv6_prot = {
|
|||
.destroy = inet6_destroy_sock,
|
||||
.setsockopt = rawv6_setsockopt,
|
||||
.getsockopt = rawv6_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_rawv6_setsockopt,
|
||||
.compat_getsockopt = compat_rawv6_getsockopt,
|
||||
#endif
|
||||
.sendmsg = rawv6_sendmsg,
|
||||
.recvmsg = rawv6_recvmsg,
|
||||
.bind = rawv6_bind,
|
||||
|
|
|
|||
|
|
@ -1308,6 +1308,10 @@ static struct inet_connection_sock_af_ops ipv6_specific = {
|
|||
|
||||
.setsockopt = ipv6_setsockopt,
|
||||
.getsockopt = ipv6_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_ipv6_setsockopt,
|
||||
.compat_getsockopt = compat_ipv6_getsockopt,
|
||||
#endif
|
||||
.addr2sockaddr = inet6_csk_addr2sockaddr,
|
||||
.sockaddr_len = sizeof(struct sockaddr_in6)
|
||||
};
|
||||
|
|
@ -1327,6 +1331,10 @@ static struct inet_connection_sock_af_ops ipv6_mapped = {
|
|||
|
||||
.setsockopt = ipv6_setsockopt,
|
||||
.getsockopt = ipv6_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_ipv6_setsockopt,
|
||||
.compat_getsockopt = compat_ipv6_getsockopt,
|
||||
#endif
|
||||
.addr2sockaddr = inet6_csk_addr2sockaddr,
|
||||
.sockaddr_len = sizeof(struct sockaddr_in6)
|
||||
};
|
||||
|
|
@ -1566,6 +1574,10 @@ struct proto tcpv6_prot = {
|
|||
.shutdown = tcp_shutdown,
|
||||
.setsockopt = tcp_setsockopt,
|
||||
.getsockopt = tcp_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_tcp_setsockopt,
|
||||
.compat_getsockopt = compat_tcp_getsockopt,
|
||||
#endif
|
||||
.sendmsg = tcp_sendmsg,
|
||||
.recvmsg = tcp_recvmsg,
|
||||
.backlog_rcv = tcp_v6_do_rcv,
|
||||
|
|
|
|||
|
|
@ -880,16 +880,13 @@ static int udpv6_destroy_sock(struct sock *sk)
|
|||
/*
|
||||
* Socket option code for UDP
|
||||
*/
|
||||
static int udpv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
static int do_udpv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
struct udp_sock *up = udp_sk(sk);
|
||||
int val;
|
||||
int err = 0;
|
||||
|
||||
if (level != SOL_UDP)
|
||||
return ipv6_setsockopt(sk, level, optname, optval, optlen);
|
||||
|
||||
if(optlen<sizeof(int))
|
||||
return -EINVAL;
|
||||
|
||||
|
|
@ -927,15 +924,31 @@ static int udpv6_setsockopt(struct sock *sk, int level, int optname,
|
|||
return err;
|
||||
}
|
||||
|
||||
static int udpv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
static int udpv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_UDP)
|
||||
return ipv6_setsockopt(sk, level, optname, optval, optlen);
|
||||
return do_udpv6_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
static int compat_udpv6_setsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int optlen)
|
||||
{
|
||||
if (level != SOL_UDP)
|
||||
return compat_ipv6_setsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
return do_udpv6_setsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#endif
|
||||
|
||||
static int do_udpv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
struct udp_sock *up = udp_sk(sk);
|
||||
int val, len;
|
||||
|
||||
if (level != SOL_UDP)
|
||||
return ipv6_getsockopt(sk, level, optname, optval, optlen);
|
||||
|
||||
if(get_user(len,optlen))
|
||||
return -EFAULT;
|
||||
|
||||
|
|
@ -964,6 +977,25 @@ static int udpv6_getsockopt(struct sock *sk, int level, int optname,
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int udpv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
if (level != SOL_UDP)
|
||||
return ipv6_getsockopt(sk, level, optname, optval, optlen);
|
||||
return do_udpv6_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
static int compat_udpv6_getsockopt(struct sock *sk, int level, int optname,
|
||||
char __user *optval, int __user *optlen)
|
||||
{
|
||||
if (level != SOL_UDP)
|
||||
return compat_ipv6_getsockopt(sk, level,
|
||||
optname, optval, optlen);
|
||||
return do_udpv6_getsockopt(sk, level, optname, optval, optlen);
|
||||
}
|
||||
#endif
|
||||
|
||||
static struct inet6_protocol udpv6_protocol = {
|
||||
.handler = udpv6_rcv,
|
||||
.err_handler = udpv6_err,
|
||||
|
|
@ -1046,6 +1078,10 @@ struct proto udpv6_prot = {
|
|||
.destroy = udpv6_destroy_sock,
|
||||
.setsockopt = udpv6_setsockopt,
|
||||
.getsockopt = udpv6_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_udpv6_setsockopt,
|
||||
.compat_getsockopt = compat_udpv6_getsockopt,
|
||||
#endif
|
||||
.sendmsg = udpv6_sendmsg,
|
||||
.recvmsg = udpv6_recvmsg,
|
||||
.backlog_rcv = udpv6_queue_rcv_skb,
|
||||
|
|
|
|||
|
|
@ -131,3 +131,72 @@ int nf_getsockopt(struct sock *sk, int pf, int val, char __user *opt, int *len)
|
|||
}
|
||||
EXPORT_SYMBOL(nf_getsockopt);
|
||||
|
||||
#ifdef CONFIG_COMPAT
|
||||
static int compat_nf_sockopt(struct sock *sk, int pf, int val,
|
||||
char __user *opt, int *len, int get)
|
||||
{
|
||||
struct list_head *i;
|
||||
struct nf_sockopt_ops *ops;
|
||||
int ret;
|
||||
|
||||
if (mutex_lock_interruptible(&nf_sockopt_mutex) != 0)
|
||||
return -EINTR;
|
||||
|
||||
list_for_each(i, &nf_sockopts) {
|
||||
ops = (struct nf_sockopt_ops *)i;
|
||||
if (ops->pf == pf) {
|
||||
if (get) {
|
||||
if (val >= ops->get_optmin
|
||||
&& val < ops->get_optmax) {
|
||||
ops->use++;
|
||||
mutex_unlock(&nf_sockopt_mutex);
|
||||
if (ops->compat_get)
|
||||
ret = ops->compat_get(sk,
|
||||
val, opt, len);
|
||||
else
|
||||
ret = ops->get(sk,
|
||||
val, opt, len);
|
||||
goto out;
|
||||
}
|
||||
} else {
|
||||
if (val >= ops->set_optmin
|
||||
&& val < ops->set_optmax) {
|
||||
ops->use++;
|
||||
mutex_unlock(&nf_sockopt_mutex);
|
||||
if (ops->compat_set)
|
||||
ret = ops->compat_set(sk,
|
||||
val, opt, *len);
|
||||
else
|
||||
ret = ops->set(sk,
|
||||
val, opt, *len);
|
||||
goto out;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
mutex_unlock(&nf_sockopt_mutex);
|
||||
return -ENOPROTOOPT;
|
||||
|
||||
out:
|
||||
mutex_lock(&nf_sockopt_mutex);
|
||||
ops->use--;
|
||||
if (ops->cleanup_task)
|
||||
wake_up_process(ops->cleanup_task);
|
||||
mutex_unlock(&nf_sockopt_mutex);
|
||||
return ret;
|
||||
}
|
||||
|
||||
int compat_nf_setsockopt(struct sock *sk, int pf,
|
||||
int val, char __user *opt, int len)
|
||||
{
|
||||
return compat_nf_sockopt(sk, pf, val, opt, &len, 0);
|
||||
}
|
||||
EXPORT_SYMBOL(compat_nf_setsockopt);
|
||||
|
||||
int compat_nf_getsockopt(struct sock *sk, int pf,
|
||||
int val, char __user *opt, int *len)
|
||||
{
|
||||
return compat_nf_sockopt(sk, pf, val, opt, len, 1);
|
||||
}
|
||||
EXPORT_SYMBOL(compat_nf_getsockopt);
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -875,6 +875,10 @@ static const struct proto_ops inet6_seqpacket_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,
|
||||
|
|
@ -914,6 +918,10 @@ static struct sctp_af sctp_ipv6_specific = {
|
|||
.sctp_xmit = sctp_v6_xmit,
|
||||
.setsockopt = ipv6_setsockopt,
|
||||
.getsockopt = ipv6_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_ipv6_setsockopt,
|
||||
.compat_getsockopt = compat_ipv6_getsockopt,
|
||||
#endif
|
||||
.get_dst = sctp_v6_get_dst,
|
||||
.get_saddr = sctp_v6_get_saddr,
|
||||
.copy_addrlist = sctp_v6_copy_addrlist,
|
||||
|
|
|
|||
|
|
@ -845,6 +845,10 @@ static const struct proto_ops inet_seqpacket_ops = {
|
|||
.shutdown = inet_shutdown, /* Looks harmless. */
|
||||
.setsockopt = sock_common_setsockopt, /* IP_SOL IP_OPTION is a problem. */
|
||||
.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,
|
||||
|
|
@ -883,6 +887,10 @@ static struct sctp_af sctp_ipv4_specific = {
|
|||
.sctp_xmit = sctp_v4_xmit,
|
||||
.setsockopt = ip_setsockopt,
|
||||
.getsockopt = ip_getsockopt,
|
||||
#ifdef CONFIG_COMPAT
|
||||
.compat_setsockopt = compat_ip_setsockopt,
|
||||
.compat_getsockopt = compat_ip_getsockopt,
|
||||
#endif
|
||||
.get_dst = sctp_v4_get_dst,
|
||||
.get_saddr = sctp_v4_get_saddr,
|
||||
.copy_addrlist = sctp_v4_copy_addrlist,
|
||||
|
|
|
|||
Loading…
Reference in a new issue