write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/include/net/compat.h
..
..
@@ -30,8 +30,23 @@
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 	compat_int_t	cmsg_type;
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 };
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-int compat_sock_get_timestamp(struct sock *, struct timeval __user *);
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-int compat_sock_get_timestampns(struct sock *, struct timespec __user *);
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+struct compat_rtentry {
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+	u32		rt_pad1;
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+	struct sockaddr rt_dst;         /* target address               */
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+	struct sockaddr rt_gateway;     /* gateway addr (RTF_GATEWAY)   */
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+	struct sockaddr rt_genmask;     /* target network mask (IP)     */
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+	unsigned short	rt_flags;
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+	short		rt_pad2;
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+	u32		rt_pad3;
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+	unsigned char	rt_tos;
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+	unsigned char	rt_class;
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+	short		rt_pad4;
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+	short		rt_metric;      /* +1 for binary compatibility! */
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+	compat_uptr_t	rt_dev;         /* forcing the device at add    */
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+	u32		rt_mtu;         /* per route MTU/Window         */
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+	u32		rt_window;      /* Window clamping              */
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+	unsigned short  rt_irtt;        /* Initial RTT                  */
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+};
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 #else /* defined(CONFIG_COMPAT) */
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 /*
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@@ -41,19 +56,38 @@
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 #define compat_mmsghdr	mmsghdr
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 #endif /* defined(CONFIG_COMPAT) */
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+int __get_compat_msghdr(struct msghdr *kmsg, struct compat_msghdr __user *umsg,
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+			struct sockaddr __user **save_addr, compat_uptr_t *ptr,
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+			compat_size_t *len);
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 int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *,
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 		      struct sockaddr __user **, struct iovec **);
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-struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval);
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 int put_cmsg_compat(struct msghdr*, int, int, int, void *);
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 int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *,
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 				     unsigned char *, int);
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-int compat_mc_setsockopt(struct sock *, int, int, char __user *, unsigned int,
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-			 int (*)(struct sock *, int, int, char __user *,
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-				 unsigned int));
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-int compat_mc_getsockopt(struct sock *, int, int, char __user *, int __user *,
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-			 int (*)(struct sock *, int, int, char __user *,
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-				 int __user *));
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+struct compat_group_req {
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+	__u32				 gr_interface;
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+	struct __kernel_sockaddr_storage gr_group
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+		__aligned(4);
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+} __packed;
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+
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+struct compat_group_source_req {
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+	__u32				 gsr_interface;
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+	struct __kernel_sockaddr_storage gsr_group
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+		__aligned(4);
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+	struct __kernel_sockaddr_storage gsr_source
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+		__aligned(4);
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+} __packed;
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+
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+struct compat_group_filter {
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+	__u32				 gf_interface;
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+	struct __kernel_sockaddr_storage gf_group
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+		__aligned(4);
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+	__u32				 gf_fmode;
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+	__u32				 gf_numsrc;
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+	struct __kernel_sockaddr_storage gf_slist[1]
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+		__aligned(4);
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+} __packed;
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 #endif /* NET_COMPAT_H */