| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef NET_COMPAT_H |
| #define NET_COMPAT_H |
| |
| |
| struct sock; |
| |
| #if defined(CONFIG_COMPAT) |
| |
| #include <linux/compat.h> |
| |
| struct compat_msghdr { |
| compat_uptr_t msg_name; /* void * */ |
| compat_int_t msg_namelen; |
| compat_uptr_t msg_iov; /* struct compat_iovec * */ |
| compat_size_t msg_iovlen; |
| compat_uptr_t msg_control; /* void * */ |
| compat_size_t msg_controllen; |
| compat_uint_t msg_flags; |
| }; |
| |
| struct compat_mmsghdr { |
| struct compat_msghdr msg_hdr; |
| compat_uint_t msg_len; |
| }; |
| |
| struct compat_cmsghdr { |
| compat_size_t cmsg_len; |
| compat_int_t cmsg_level; |
| compat_int_t cmsg_type; |
| }; |
| |
| struct compat_rtentry { |
| u32 rt_pad1; |
| struct sockaddr rt_dst; /* target address */ |
| struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */ |
| struct sockaddr rt_genmask; /* target network mask (IP) */ |
| unsigned short rt_flags; |
| short rt_pad2; |
| u32 rt_pad3; |
| unsigned char rt_tos; |
| unsigned char rt_class; |
| short rt_pad4; |
| short rt_metric; /* +1 for binary compatibility! */ |
| compat_uptr_t rt_dev; /* forcing the device at add */ |
| u32 rt_mtu; /* per route MTU/Window */ |
| u32 rt_window; /* Window clamping */ |
| unsigned short rt_irtt; /* Initial RTT */ |
| }; |
| |
| #else /* defined(CONFIG_COMPAT) */ |
| /* |
| * To avoid compiler warnings: |
| */ |
| #define compat_msghdr msghdr |
| #define compat_mmsghdr mmsghdr |
| #endif /* defined(CONFIG_COMPAT) */ |
| |
| int __get_compat_msghdr(struct msghdr *kmsg, struct compat_msghdr __user *umsg, |
| struct sockaddr __user **save_addr, compat_uptr_t *ptr, |
| compat_size_t *len); |
| int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *, |
| struct sockaddr __user **, struct iovec **); |
| struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval); |
| int put_cmsg_compat(struct msghdr*, int, int, int, void *); |
| |
| int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, |
| unsigned char *, int); |
| |
| struct compat_group_req { |
| __u32 gr_interface; |
| struct __kernel_sockaddr_storage gr_group |
| __aligned(4); |
| } __packed; |
| |
| struct compat_group_source_req { |
| __u32 gsr_interface; |
| struct __kernel_sockaddr_storage gsr_group |
| __aligned(4); |
| struct __kernel_sockaddr_storage gsr_source |
| __aligned(4); |
| } __packed; |
| |
| struct compat_group_filter { |
| __u32 gf_interface; |
| struct __kernel_sockaddr_storage gf_group |
| __aligned(4); |
| __u32 gf_fmode; |
| __u32 gf_numsrc; |
| struct __kernel_sockaddr_storage gf_slist[1] |
| __aligned(4); |
| } __packed; |
| |
| #endif /* NET_COMPAT_H */ |