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1c79356b 1/*
f427ee49 2 * Copyright (c) 2020 Apple Inc. All rights reserved.
5d5c5d0d 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5ba3f43e 5 *
2d21ac55
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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.
5ba3f43e 14 *
2d21ac55
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15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
5ba3f43e 17 *
2d21ac55
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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
8f6c56a5
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20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55
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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.
5ba3f43e 25 *
2d21ac55 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b 27 */
91447636 28
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29 #ifndef _VSOCK_DOMAIN_H_
30 #define _VSOCK_DOMAIN_H_
31 #ifdef BSD_KERNEL_PRIVATE
32
33 #include <sys/queue.h>
34 #include <sys/vsock_transport.h>
35
36/* VSock Protocol Control Block */
37
38struct vsockpcb {
39 TAILQ_ENTRY(vsockpcb) all;
40 LIST_ENTRY(vsockpcb) bound;
41 struct socket *so;
42 struct vsock_address local_address;
43 struct vsock_address remote_address;
44 struct vsock_transport *transport;
45 uint32_t fwd_cnt;
46 uint32_t tx_cnt;
47 uint32_t peer_buf_alloc;
48 uint32_t peer_fwd_cnt;
49 uint32_t last_buf_alloc;
50 uint32_t last_fwd_cnt;
51 size_t waiting_send_size;
52 vsock_gen_t vsock_gencnt;
53};
5ba3f43e 54
f427ee49 55/* VSock Protocol Control Block Info */
d9a64523 56
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57struct vsockpcbinfo {
58 // PCB locking.
c3c9b80d
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59 lck_rw_t all_lock;
60 lck_rw_t bound_lock;
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61 // PCB lists.
62 TAILQ_HEAD(, vsockpcb) all;
63 LIST_HEAD(, vsockpcb) bound;
64 // Port generation.
65 uint32_t last_port;
66 lck_mtx_t port_lock;
67 // Counts.
68 uint64_t all_pcb_count;
69 vsock_gen_t vsock_gencnt;
5ba3f43e 70};
d9a64523 71
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72#endif /* BSD_KERNEL_PRIVATE */
73#endif /* _VSOCK_DOMAIN_H_ */