1 | /* |
2 | * Copyright (c) 2020 Apple Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | |
29 | #ifndef _VSOCK_H_ |
30 | #define _VSOCK_H_ |
31 | |
32 | #include <sys/cdefs.h> |
33 | |
34 | __BEGIN_DECLS |
35 | |
36 | #include <sys/_types/_sa_family_t.h> |
37 | #include <sys/ucred.h> |
38 | #include <sys/socketvar.h> |
39 | |
40 | #define VMADDR_CID_ANY (-1U) |
41 | #define VMADDR_CID_HYPERVISOR 0 |
42 | #define VMADDR_CID_RESERVED 1 |
43 | #define VMADDR_CID_HOST 2 |
44 | |
45 | #define VMADDR_PORT_ANY (-1U) |
46 | |
47 | #define IOCTL_VM_SOCKETS_GET_LOCAL_CID _IOR('s', 209, uint32_t) |
48 | |
49 | struct sockaddr_vm { |
50 | __uint8_t svm_len; /* total length */ |
51 | sa_family_t svm_family; /* Address family: AF_VSOCK */ |
52 | __uint16_t svm_reserved1; |
53 | __uint32_t svm_port; /* Port # in host byte order */ |
54 | __uint32_t svm_cid; /* Address in host byte order */ |
55 | } __attribute__((__packed__)); |
56 | |
57 | typedef u_quad_t vsock_gen_t; |
58 | |
59 | struct xvsockpcb { |
60 | u_int32_t xv_len; /* length of this structure */ |
61 | u_int64_t xv_vsockpp; |
62 | u_int32_t xvp_local_cid; /* local address cid */ |
63 | u_int32_t xvp_local_port; /* local address port */ |
64 | u_int32_t xvp_remote_cid; /* remote address cid */ |
65 | u_int32_t xvp_remote_port; /* remote address port */ |
66 | u_int32_t xvp_rxcnt; /* bytes received */ |
67 | u_int32_t xvp_txcnt; /* bytes transmitted */ |
68 | u_int32_t xvp_peer_rxhiwat; /* peer's receive buffer */ |
69 | u_int32_t xvp_peer_rxcnt; /* bytes received by peer */ |
70 | pid_t xvp_last_pid; /* last pid */ |
71 | vsock_gen_t xvp_gencnt; /* vsock generation count */ |
72 | struct xsocket xv_socket; |
73 | }; |
74 | |
75 | struct xvsockpgen { |
76 | u_int32_t xvg_len; /* length of this structure */ |
77 | u_int64_t xvg_count; /* number of PCBs at this time */ |
78 | vsock_gen_t xvg_gen; /* generation count at this time */ |
79 | so_gen_t xvg_sogen; /* current socket generation count */ |
80 | }; |
81 | |
82 | __END_DECLS |
83 | |
84 | #endif /* _VSOCK_H_ */ |
85 | |