Vladislav Yaroshchuk | 81ad296 | 2022-03-17 20:28:34 +0300 | [diff] [blame] | 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" |
Vladislav Yaroshchuk | 73f99db | 2022-03-17 20:28:35 +0300 | [diff] [blame] | 13 | #include "qapi/error.h" |
Vladislav Yaroshchuk | 81ad296 | 2022-03-17 20:28:34 +0300 | [diff] [blame] | 14 | #include "vmnet_int.h" |
| 15 | #include "clients.h" |
Vladislav Yaroshchuk | 81ad296 | 2022-03-17 20:28:34 +0300 | [diff] [blame] | 16 | |
| 17 | #include <vmnet/vmnet.h> |
| 18 | |
Vladislav Yaroshchuk | 73f99db | 2022-03-17 20:28:35 +0300 | [diff] [blame] | 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| 29 | "unavailable: outdated vmnet.framework API"); |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 | |
Markus Armbruster | 7480874 | 2022-11-04 17:07:00 +0100 | [diff] [blame] | 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)) { |
Vladislav Yaroshchuk | 73f99db | 2022-03-17 20:28:35 +0300 | [diff] [blame] | 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 | |
Markus Armbruster | 7480874 | 2022-11-04 17:07:00 +0100 | [diff] [blame] | 61 | if (options->nat66_prefix) { |
Vladislav Yaroshchuk | 73f99db | 2022-03-17 20:28:35 +0300 | [diff] [blame] | 62 | xpc_dictionary_set_string(if_desc, |
| 63 | vmnet_nat66_prefix_key, |
| 64 | options->nat66_prefix); |
| 65 | } |
| 66 | |
Markus Armbruster | 7480874 | 2022-11-04 17:07:00 +0100 | [diff] [blame] | 67 | if (options->start_address) { |
Vladislav Yaroshchuk | 73f99db | 2022-03-17 20:28:35 +0300 | [diff] [blame] | 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 | |
Vladislav Yaroshchuk | 81ad296 | 2022-03-17 20:28:34 +0300 | [diff] [blame] | 98 | int net_init_vmnet_shared(const Netdev *netdev, const char *name, |
| 99 | NetClientState *peer, Error **errp) |
| 100 | { |
Vladislav Yaroshchuk | 73f99db | 2022-03-17 20:28:35 +0300 | [diff] [blame] | 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; |
Vladislav Yaroshchuk | 81ad296 | 2022-03-17 20:28:34 +0300 | [diff] [blame] | 114 | } |