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Tue, 15 Mar 2022 16:08:01 -0700 (PDT) From: Vladislav Yaroshchuk X-Google-Original-From: Vladislav Yaroshchuk To: qemu-devel@nongnu.org Cc: jasowang@redhat.com, r.bolshakov@yadro.com, eblake@redhat.com, phillip.ennen@gmail.com, phillip@axleos.com, akihiko.odaki@gmail.com, armbru@redhat.com, hsp.cat7@gmail.com, hello@adns.io, roman@roolebo.dev, peter.maydell@linaro.org, dirty@apple.com, f4bug@amsat.org, agraf@csgraf.de, kraxel@redhat.com, alex.bennee@linaro.org, qemu_oss@crudebyte.com, Vladislav Yaroshchuk Subject: [PATCH v20 4/7] net/vmnet: implement host mode (vmnet-host) Date: Wed, 16 Mar 2022 02:07:38 +0300 Message-Id: <20220315230741.21578-5-Vladislav.Yaroshchuk@jetbrains.com> X-Mailer: git-send-email 2.34.1.vfs.0.0 In-Reply-To: <20220315230741.21578-1-Vladislav.Yaroshchuk@jetbrains.com> References: <20220315230741.21578-1-Vladislav.Yaroshchuk@jetbrains.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::42e (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::42e; envelope-from=vladislav.yaroshchuk@jetbrains.com; helo=mail-wr1-x42e.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @jetbrains.com) X-ZM-MESSAGEID: 1647385782061100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: Vladislav Yaroshchuk --- net/vmnet-host.c | 109 ++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 103 insertions(+), 6 deletions(-) diff --git a/net/vmnet-host.c b/net/vmnet-host.c index a461d507c5..e6d01fd65e 100644 --- a/net/vmnet-host.c +++ b/net/vmnet-host.c @@ -9,16 +9,113 @@ */ =20 #include "qemu/osdep.h" +#include "qemu/uuid.h" #include "qapi/qapi-types-net.h" -#include "vmnet_int.h" -#include "clients.h" -#include "qemu/error-report.h" #include "qapi/error.h" +#include "clients.h" +#include "vmnet_int.h" =20 #include =20 + +static bool validate_options(const Netdev *netdev, Error **errp) +{ + const NetdevVmnetHostOptions *options =3D &(netdev->u.vmnet_host); + +#if defined(MAC_OS_VERSION_11_0) && \ + MAC_OS_X_VERSION_MIN_REQUIRED >=3D MAC_OS_VERSION_11_0 + + QemuUUID net_uuid; + if (options->has_net_uuid && + qemu_uuid_parse(options->net_uuid, &net_uuid) < 0) { + error_setg(errp, "Invalid UUID provided in 'net-uuid'"); + return false; + } +#else + if (options->has_isolated) { + error_setg(errp, + "vmnet-host.isolated feature is " + "unavailable: outdated vmnet.framework API"); + return false; + } + + if (options->has_net_uuid) { + error_setg(errp, + "vmnet-host.net-uuid feature is " + "unavailable: outdated vmnet.framework API"); + return false; + } +#endif + + if ((options->has_start_address || + options->has_end_address || + options->has_subnet_mask) && + !(options->has_start_address && + options->has_end_address && + options->has_subnet_mask)) { + error_setg(errp, + "'start-address', 'end-address', 'subnet-mask' " + "should be provided together"); + return false; + } + + return true; +} + +static xpc_object_t build_if_desc(const Netdev *netdev) +{ + const NetdevVmnetHostOptions *options =3D &(netdev->u.vmnet_host); + xpc_object_t if_desc =3D xpc_dictionary_create(NULL, NULL, 0); + + xpc_dictionary_set_uint64(if_desc, + vmnet_operation_mode_key, + VMNET_HOST_MODE); + +#if defined(MAC_OS_VERSION_11_0) && \ + MAC_OS_X_VERSION_MIN_REQUIRED >=3D MAC_OS_VERSION_11_0 + + xpc_dictionary_set_bool(if_desc, + vmnet_enable_isolation_key, + options->isolated); + + QemuUUID net_uuid; + if (options->has_net_uuid) { + qemu_uuid_parse(options->net_uuid, &net_uuid); + xpc_dictionary_set_uuid(if_desc, + vmnet_network_identifier_key, + net_uuid.data); + } +#endif + + if (options->has_start_address) { + xpc_dictionary_set_string(if_desc, + vmnet_start_address_key, + options->start_address); + xpc_dictionary_set_string(if_desc, + vmnet_end_address_key, + options->end_address); + xpc_dictionary_set_string(if_desc, + vmnet_subnet_mask_key, + options->subnet_mask); + } + + return if_desc; +} + +static NetClientInfo net_vmnet_host_info =3D { + .type =3D NET_CLIENT_DRIVER_VMNET_HOST, + .size =3D sizeof(VmnetState), + .receive =3D vmnet_receive_common, + .cleanup =3D vmnet_cleanup_common, +}; + int net_init_vmnet_host(const Netdev *netdev, const char *name, - NetClientState *peer, Error **errp) { - error_setg(errp, "vmnet-host is not implemented yet"); - return -1; + NetClientState *peer, Error **errp) +{ + NetClientState *nc =3D qemu_new_net_client(&net_vmnet_host_info, + peer, "vmnet-host", name); + if (!validate_options(netdev, errp)) { + return -1; + } + return vmnet_if_create(nc, build_if_desc(netdev), errp); } --=20 2.34.1.vfs.0.0