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81ad2964 VY |
1 | /* |
2 | * vmnet-shared.c | |
3 | * | |
4 | * Copyright(c) 2022 Vladislav Yaroshchuk <vladislav.yaroshchuk@jetbrains.com> | |
5 | * | |
6 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
7 | * See the COPYING file in the top-level directory. | |
8 | * | |
9 | */ | |
10 | ||
11 | #include "qemu/osdep.h" | |
12 | #include "qapi/qapi-types-net.h" | |
73f99db5 | 13 | #include "qapi/error.h" |
81ad2964 VY |
14 | #include "vmnet_int.h" |
15 | #include "clients.h" | |
81ad2964 VY |
16 | |
17 | #include <vmnet/vmnet.h> | |
18 | ||
73f99db5 VY |
19 | |
20 | static bool validate_options(const Netdev *netdev, Error **errp) | |
21 | { | |
22 | const NetdevVmnetSharedOptions *options = &(netdev->u.vmnet_shared); | |
23 | ||
24 | #if !defined(MAC_OS_VERSION_11_0) || \ | |
25 | MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_VERSION_11_0 | |
26 | if (options->has_isolated) { | |
27 | error_setg(errp, | |
28 | "vmnet-shared.isolated feature is " | |
29 | "unavailable: outdated vmnet.framework API"); | |
30 | return false; | |
31 | } | |
32 | #endif | |
33 | ||
7480874a MA |
34 | if ((options->start_address || |
35 | options->end_address || | |
36 | options->subnet_mask) && | |
37 | !(options->start_address && | |
38 | options->end_address && | |
39 | options->subnet_mask)) { | |
73f99db5 VY |
40 | error_setg(errp, |
41 | "'start-address', 'end-address', 'subnet-mask' " | |
42 | "should be provided together" | |
43 | ); | |
44 | return false; | |
45 | } | |
46 | ||
47 | return true; | |
48 | } | |
49 | ||
50 | static xpc_object_t build_if_desc(const Netdev *netdev) | |
51 | { | |
52 | const NetdevVmnetSharedOptions *options = &(netdev->u.vmnet_shared); | |
53 | xpc_object_t if_desc = xpc_dictionary_create(NULL, NULL, 0); | |
54 | ||
55 | xpc_dictionary_set_uint64( | |
56 | if_desc, | |
57 | vmnet_operation_mode_key, | |
58 | VMNET_SHARED_MODE | |
59 | ); | |
60 | ||
7480874a | 61 | if (options->nat66_prefix) { |
73f99db5 VY |
62 | xpc_dictionary_set_string(if_desc, |
63 | vmnet_nat66_prefix_key, | |
64 | options->nat66_prefix); | |
65 | } | |
66 | ||
7480874a | 67 | if (options->start_address) { |
73f99db5 VY |
68 | xpc_dictionary_set_string(if_desc, |
69 | vmnet_start_address_key, | |
70 | options->start_address); | |
71 | xpc_dictionary_set_string(if_desc, | |
72 | vmnet_end_address_key, | |
73 | options->end_address); | |
74 | xpc_dictionary_set_string(if_desc, | |
75 | vmnet_subnet_mask_key, | |
76 | options->subnet_mask); | |
77 | } | |
78 | ||
79 | #if defined(MAC_OS_VERSION_11_0) && \ | |
80 | MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_VERSION_11_0 | |
81 | xpc_dictionary_set_bool( | |
82 | if_desc, | |
83 | vmnet_enable_isolation_key, | |
84 | options->isolated | |
85 | ); | |
86 | #endif | |
87 | ||
88 | return if_desc; | |
89 | } | |
90 | ||
91 | static NetClientInfo net_vmnet_shared_info = { | |
92 | .type = NET_CLIENT_DRIVER_VMNET_SHARED, | |
93 | .size = sizeof(VmnetState), | |
94 | .receive = vmnet_receive_common, | |
95 | .cleanup = vmnet_cleanup_common, | |
96 | }; | |
97 | ||
81ad2964 VY |
98 | int net_init_vmnet_shared(const Netdev *netdev, const char *name, |
99 | NetClientState *peer, Error **errp) | |
100 | { | |
73f99db5 VY |
101 | NetClientState *nc = qemu_new_net_client(&net_vmnet_shared_info, |
102 | peer, "vmnet-shared", name); | |
103 | xpc_object_t if_desc; | |
104 | int result = -1; | |
105 | ||
106 | if (!validate_options(netdev, errp)) { | |
107 | return result; | |
108 | } | |
109 | ||
110 | if_desc = build_if_desc(netdev); | |
111 | result = vmnet_if_create(nc, if_desc, errp); | |
112 | xpc_release(if_desc); | |
113 | return result; | |
81ad2964 | 114 | } |