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Fri, 12 Nov 2021 01:14:46 -0800 (PST) From: Vladislav Yaroshchuk To: qemu-devel@nongnu.org Subject: [PATCH v5 4/6] net/vmnet: implement host mode (vmnet-host) Date: Fri, 12 Nov 2021 12:14:12 +0300 Message-Id: <20211112091414.34223-5-yaroshchuk2000@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20211112091414.34223-1-yaroshchuk2000@gmail.com> References: <20211112091414.34223-1-yaroshchuk2000@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::22e (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::22e; envelope-from=yaroshchuk2000@gmail.com; helo=mail-lj1-x22e.google.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 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, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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: , Cc: Vladislav Yaroshchuk , jasowang@redhat.com, phillip.ennen@gmail.com, armbru@redhat.com, r.bolshakov@yadro.com, phillip@axleos.com, akihiko.odaki@gmail.com, hsp.cat7@gmail.com, hello@adns.io, eblake@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Vladislav Yaroshchuk --- net/vmnet-host.c | 99 +++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 93 insertions(+), 6 deletions(-) diff --git a/net/vmnet-host.c b/net/vmnet-host.c index 4a5ef99dc7..f7dbd3f9bf 100644 --- a/net/vmnet-host.c +++ b/net/vmnet-host.c @@ -9,16 +9,103 @@ */ #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" #include +typedef struct VmnetHostState { + VmnetCommonState cs; + QemuUUID network_uuid; +} VmnetHostState; + +static xpc_object_t create_if_desc(const Netdev *netdev, + NetClientState *nc, + Error **errp) +{ + const NetdevVmnetHostOptions *options = &(netdev->u.vmnet_host); + VmnetCommonState *cs = DO_UPCAST(VmnetCommonState, nc, nc); + VmnetHostState *hs = DO_UPCAST(VmnetHostState, cs, cs); + + xpc_object_t if_desc = xpc_dictionary_create(NULL, NULL, 0); + + xpc_dictionary_set_uint64( + if_desc, + vmnet_operation_mode_key, + VMNET_HOST_MODE + ); + + xpc_dictionary_set_bool( + if_desc, + vmnet_enable_isolation_key, + options->isolated + ); + + if (options->has_net_uuid) { + if (qemu_uuid_parse(options->net_uuid, &hs->network_uuid) < 0) { + error_setg(errp, "Invalid UUID provided in 'net-uuid'"); + } + + xpc_dictionary_set_uuid( + if_desc, + vmnet_network_identifier_key, + hs->network_uuid.data + ); + } + + if (options->has_dhcpstart || + options->has_dhcpend || + options->has_subnet_mask) { + + if (options->has_dhcpstart && + options->has_dhcpend && + options->has_subnet_mask) { + + if (options->has_net_uuid) { + error_setg(errp, + "DHCP disabled for this interface " + "because 'net-uuid' is provided"); + } + + xpc_dictionary_set_string(if_desc, + vmnet_start_address_key, + options->dhcpstart); + xpc_dictionary_set_string(if_desc, + vmnet_end_address_key, + options->dhcpend); + xpc_dictionary_set_string(if_desc, + vmnet_subnet_mask_key, + options->subnet_mask); + } else { + error_setg( + errp, + "'dhcpstart', 'dhcpend', 'subnet_mask' " + "should be provided together" + ); + } + } + + return if_desc; +} + +static NetClientInfo net_vmnet_host_info = { + .type = NET_CLIENT_DRIVER_VMNET_HOST, + .size = sizeof(VmnetHostState), + .receive = vmnet_receive_common, + .cleanup = 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; + xpc_object_t if_desc; + + nc = qemu_new_net_client(&net_vmnet_host_info, + peer, "vmnet-host", name); + if_desc = create_if_desc(netdev, nc, errp); + return vmnet_if_create(nc, if_desc, errp, NULL); } -- 2.23.0