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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1da177e4 LT |
2 | #ifndef NET_COMPAT_H |
3 | #define NET_COMPAT_H | |
4 | ||
1da177e4 | 5 | |
29f767a2 AM |
6 | struct sock; |
7 | ||
1da177e4 LT |
8 | #if defined(CONFIG_COMPAT) |
9 | ||
10 | #include <linux/compat.h> | |
11 | ||
12 | struct compat_msghdr { | |
13 | compat_uptr_t msg_name; /* void * */ | |
14 | compat_int_t msg_namelen; | |
15 | compat_uptr_t msg_iov; /* struct compat_iovec * */ | |
16 | compat_size_t msg_iovlen; | |
17 | compat_uptr_t msg_control; /* void * */ | |
18 | compat_size_t msg_controllen; | |
19 | compat_uint_t msg_flags; | |
20 | }; | |
21 | ||
a2e27255 ACM |
22 | struct compat_mmsghdr { |
23 | struct compat_msghdr msg_hdr; | |
24 | compat_uint_t msg_len; | |
25 | }; | |
26 | ||
1da177e4 LT |
27 | struct compat_cmsghdr { |
28 | compat_size_t cmsg_len; | |
29 | compat_int_t cmsg_level; | |
30 | compat_int_t cmsg_type; | |
dc13c876 CH |
31 | }; |
32 | ||
33 | struct compat_rtentry { | |
34 | u32 rt_pad1; | |
35 | struct sockaddr rt_dst; /* target address */ | |
36 | struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */ | |
37 | struct sockaddr rt_genmask; /* target network mask (IP) */ | |
38 | unsigned short rt_flags; | |
39 | short rt_pad2; | |
40 | u32 rt_pad3; | |
41 | unsigned char rt_tos; | |
42 | unsigned char rt_class; | |
43 | short rt_pad4; | |
44 | short rt_metric; /* +1 for binary compatibility! */ | |
45 | compat_uptr_t rt_dev; /* forcing the device at add */ | |
46 | u32 rt_mtu; /* per route MTU/Window */ | |
47 | u32 rt_window; /* Window clamping */ | |
48 | unsigned short rt_irtt; /* Initial RTT */ | |
1da177e4 LT |
49 | }; |
50 | ||
51 | #else /* defined(CONFIG_COMPAT) */ | |
74887977 ACM |
52 | /* |
53 | * To avoid compiler warnings: | |
54 | */ | |
55 | #define compat_msghdr msghdr | |
56 | #define compat_mmsghdr mmsghdr | |
1da177e4 LT |
57 | #endif /* defined(CONFIG_COMPAT) */ |
58 | ||
0a384abf JA |
59 | int __get_compat_msghdr(struct msghdr *kmsg, struct compat_msghdr __user *umsg, |
60 | struct sockaddr __user **save_addr, compat_uptr_t *ptr, | |
61 | compat_size_t *len); | |
da184284 | 62 | int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *, |
08adb7da | 63 | struct sockaddr __user **, struct iovec **); |
719c44d3 | 64 | struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval); |
e8d895a4 JP |
65 | int put_cmsg_compat(struct msghdr*, int, int, int, void *); |
66 | ||
67 | int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, | |
68 | unsigned char *, int); | |
69 | ||
63287de6 AV |
70 | struct compat_group_req { |
71 | __u32 gr_interface; | |
72 | struct __kernel_sockaddr_storage gr_group | |
73 | __aligned(4); | |
74 | } __packed; | |
75 | ||
76 | struct compat_group_source_req { | |
77 | __u32 gsr_interface; | |
78 | struct __kernel_sockaddr_storage gsr_group | |
79 | __aligned(4); | |
80 | struct __kernel_sockaddr_storage gsr_source | |
81 | __aligned(4); | |
82 | } __packed; | |
83 | ||
84 | struct compat_group_filter { | |
85 | __u32 gf_interface; | |
86 | struct __kernel_sockaddr_storage gf_group | |
87 | __aligned(4); | |
88 | __u32 gf_fmode; | |
89 | __u32 gf_numsrc; | |
90 | struct __kernel_sockaddr_storage gf_slist[1] | |
91 | __aligned(4); | |
92 | } __packed; | |
93 | ||
1da177e4 | 94 | #endif /* NET_COMPAT_H */ |