11422e32dSPaolo Bonzini #ifndef QEMU_NET_H 21422e32dSPaolo Bonzini #define QEMU_NET_H 31422e32dSPaolo Bonzini 41422e32dSPaolo Bonzini #include "qemu-queue.h" 51422e32dSPaolo Bonzini #include "qemu-common.h" 6*7b1b5d19SPaolo Bonzini #include "qapi/qmp/qdict.h" 71422e32dSPaolo Bonzini #include "qemu-option.h" 81422e32dSPaolo Bonzini #include "net/queue.h" 91422e32dSPaolo Bonzini #include "vmstate.h" 101422e32dSPaolo Bonzini #include "qapi-types.h" 111422e32dSPaolo Bonzini 121422e32dSPaolo Bonzini struct MACAddr { 131422e32dSPaolo Bonzini uint8_t a[6]; 141422e32dSPaolo Bonzini }; 151422e32dSPaolo Bonzini 161422e32dSPaolo Bonzini /* qdev nic properties */ 171422e32dSPaolo Bonzini 181422e32dSPaolo Bonzini typedef struct NICConf { 191422e32dSPaolo Bonzini MACAddr macaddr; 201422e32dSPaolo Bonzini NetClientState *peer; 211422e32dSPaolo Bonzini int32_t bootindex; 221422e32dSPaolo Bonzini } NICConf; 231422e32dSPaolo Bonzini 241422e32dSPaolo Bonzini #define DEFINE_NIC_PROPERTIES(_state, _conf) \ 251422e32dSPaolo Bonzini DEFINE_PROP_MACADDR("mac", _state, _conf.macaddr), \ 261422e32dSPaolo Bonzini DEFINE_PROP_VLAN("vlan", _state, _conf.peer), \ 271422e32dSPaolo Bonzini DEFINE_PROP_NETDEV("netdev", _state, _conf.peer), \ 281422e32dSPaolo Bonzini DEFINE_PROP_INT32("bootindex", _state, _conf.bootindex, -1) 291422e32dSPaolo Bonzini 301422e32dSPaolo Bonzini /* Net clients */ 311422e32dSPaolo Bonzini 321422e32dSPaolo Bonzini typedef void (NetPoll)(NetClientState *, bool enable); 331422e32dSPaolo Bonzini typedef int (NetCanReceive)(NetClientState *); 341422e32dSPaolo Bonzini typedef ssize_t (NetReceive)(NetClientState *, const uint8_t *, size_t); 351422e32dSPaolo Bonzini typedef ssize_t (NetReceiveIOV)(NetClientState *, const struct iovec *, int); 361422e32dSPaolo Bonzini typedef void (NetCleanup) (NetClientState *); 371422e32dSPaolo Bonzini typedef void (LinkStatusChanged)(NetClientState *); 381422e32dSPaolo Bonzini 391422e32dSPaolo Bonzini typedef struct NetClientInfo { 401422e32dSPaolo Bonzini NetClientOptionsKind type; 411422e32dSPaolo Bonzini size_t size; 421422e32dSPaolo Bonzini NetReceive *receive; 431422e32dSPaolo Bonzini NetReceive *receive_raw; 441422e32dSPaolo Bonzini NetReceiveIOV *receive_iov; 451422e32dSPaolo Bonzini NetCanReceive *can_receive; 461422e32dSPaolo Bonzini NetCleanup *cleanup; 471422e32dSPaolo Bonzini LinkStatusChanged *link_status_changed; 481422e32dSPaolo Bonzini NetPoll *poll; 491422e32dSPaolo Bonzini } NetClientInfo; 501422e32dSPaolo Bonzini 511422e32dSPaolo Bonzini struct NetClientState { 521422e32dSPaolo Bonzini NetClientInfo *info; 531422e32dSPaolo Bonzini int link_down; 541422e32dSPaolo Bonzini QTAILQ_ENTRY(NetClientState) next; 551422e32dSPaolo Bonzini NetClientState *peer; 561422e32dSPaolo Bonzini NetQueue *send_queue; 571422e32dSPaolo Bonzini char *model; 581422e32dSPaolo Bonzini char *name; 591422e32dSPaolo Bonzini char info_str[256]; 601422e32dSPaolo Bonzini unsigned receive_disabled : 1; 611422e32dSPaolo Bonzini }; 621422e32dSPaolo Bonzini 631422e32dSPaolo Bonzini typedef struct NICState { 641422e32dSPaolo Bonzini NetClientState nc; 651422e32dSPaolo Bonzini NICConf *conf; 661422e32dSPaolo Bonzini void *opaque; 671422e32dSPaolo Bonzini bool peer_deleted; 681422e32dSPaolo Bonzini } NICState; 691422e32dSPaolo Bonzini 701422e32dSPaolo Bonzini NetClientState *qemu_find_netdev(const char *id); 711422e32dSPaolo Bonzini NetClientState *qemu_new_net_client(NetClientInfo *info, 721422e32dSPaolo Bonzini NetClientState *peer, 731422e32dSPaolo Bonzini const char *model, 741422e32dSPaolo Bonzini const char *name); 751422e32dSPaolo Bonzini NICState *qemu_new_nic(NetClientInfo *info, 761422e32dSPaolo Bonzini NICConf *conf, 771422e32dSPaolo Bonzini const char *model, 781422e32dSPaolo Bonzini const char *name, 791422e32dSPaolo Bonzini void *opaque); 801422e32dSPaolo Bonzini void qemu_del_net_client(NetClientState *nc); 811422e32dSPaolo Bonzini NetClientState *qemu_find_vlan_client_by_name(Monitor *mon, int vlan_id, 821422e32dSPaolo Bonzini const char *client_str); 831422e32dSPaolo Bonzini typedef void (*qemu_nic_foreach)(NICState *nic, void *opaque); 841422e32dSPaolo Bonzini void qemu_foreach_nic(qemu_nic_foreach func, void *opaque); 851422e32dSPaolo Bonzini int qemu_can_send_packet(NetClientState *nc); 861422e32dSPaolo Bonzini ssize_t qemu_sendv_packet(NetClientState *nc, const struct iovec *iov, 871422e32dSPaolo Bonzini int iovcnt); 881422e32dSPaolo Bonzini ssize_t qemu_sendv_packet_async(NetClientState *nc, const struct iovec *iov, 891422e32dSPaolo Bonzini int iovcnt, NetPacketSent *sent_cb); 901422e32dSPaolo Bonzini void qemu_send_packet(NetClientState *nc, const uint8_t *buf, int size); 911422e32dSPaolo Bonzini ssize_t qemu_send_packet_raw(NetClientState *nc, const uint8_t *buf, int size); 921422e32dSPaolo Bonzini ssize_t qemu_send_packet_async(NetClientState *nc, const uint8_t *buf, 931422e32dSPaolo Bonzini int size, NetPacketSent *sent_cb); 941422e32dSPaolo Bonzini void qemu_purge_queued_packets(NetClientState *nc); 951422e32dSPaolo Bonzini void qemu_flush_queued_packets(NetClientState *nc); 961422e32dSPaolo Bonzini void qemu_format_nic_info_str(NetClientState *nc, uint8_t macaddr[6]); 971422e32dSPaolo Bonzini void qemu_macaddr_default_if_unset(MACAddr *macaddr); 981422e32dSPaolo Bonzini int qemu_show_nic_models(const char *arg, const char *const *models); 991422e32dSPaolo Bonzini void qemu_check_nic_model(NICInfo *nd, const char *model); 1001422e32dSPaolo Bonzini int qemu_find_nic_model(NICInfo *nd, const char * const *models, 1011422e32dSPaolo Bonzini const char *default_model); 1021422e32dSPaolo Bonzini 1031422e32dSPaolo Bonzini ssize_t qemu_deliver_packet(NetClientState *sender, 1041422e32dSPaolo Bonzini unsigned flags, 1051422e32dSPaolo Bonzini const uint8_t *data, 1061422e32dSPaolo Bonzini size_t size, 1071422e32dSPaolo Bonzini void *opaque); 1081422e32dSPaolo Bonzini ssize_t qemu_deliver_packet_iov(NetClientState *sender, 1091422e32dSPaolo Bonzini unsigned flags, 1101422e32dSPaolo Bonzini const struct iovec *iov, 1111422e32dSPaolo Bonzini int iovcnt, 1121422e32dSPaolo Bonzini void *opaque); 1131422e32dSPaolo Bonzini 1141422e32dSPaolo Bonzini void print_net_client(Monitor *mon, NetClientState *nc); 1151422e32dSPaolo Bonzini void do_info_network(Monitor *mon); 1161422e32dSPaolo Bonzini 1171422e32dSPaolo Bonzini /* NIC info */ 1181422e32dSPaolo Bonzini 1191422e32dSPaolo Bonzini #define MAX_NICS 8 1201422e32dSPaolo Bonzini 1211422e32dSPaolo Bonzini struct NICInfo { 1221422e32dSPaolo Bonzini MACAddr macaddr; 1231422e32dSPaolo Bonzini char *model; 1241422e32dSPaolo Bonzini char *name; 1251422e32dSPaolo Bonzini char *devaddr; 1261422e32dSPaolo Bonzini NetClientState *netdev; 1271422e32dSPaolo Bonzini int used; /* is this slot in nd_table[] being used? */ 1281422e32dSPaolo Bonzini int instantiated; /* does this NICInfo correspond to an instantiated NIC? */ 1291422e32dSPaolo Bonzini int nvectors; 1301422e32dSPaolo Bonzini }; 1311422e32dSPaolo Bonzini 1321422e32dSPaolo Bonzini extern int nb_nics; 1331422e32dSPaolo Bonzini extern NICInfo nd_table[MAX_NICS]; 1341422e32dSPaolo Bonzini extern int default_net; 1351422e32dSPaolo Bonzini 1361422e32dSPaolo Bonzini /* from net.c */ 1371422e32dSPaolo Bonzini extern const char *legacy_tftp_prefix; 1381422e32dSPaolo Bonzini extern const char *legacy_bootp_filename; 1391422e32dSPaolo Bonzini 1401422e32dSPaolo Bonzini int net_client_init(QemuOpts *opts, int is_netdev, Error **errp); 1411422e32dSPaolo Bonzini int net_client_parse(QemuOptsList *opts_list, const char *str); 1421422e32dSPaolo Bonzini int net_init_clients(void); 1431422e32dSPaolo Bonzini void net_check_clients(void); 1441422e32dSPaolo Bonzini void net_cleanup(void); 1451422e32dSPaolo Bonzini void net_host_device_add(Monitor *mon, const QDict *qdict); 1461422e32dSPaolo Bonzini void net_host_device_remove(Monitor *mon, const QDict *qdict); 1471422e32dSPaolo Bonzini void netdev_add(QemuOpts *opts, Error **errp); 1481422e32dSPaolo Bonzini int qmp_netdev_add(Monitor *mon, const QDict *qdict, QObject **ret); 1491422e32dSPaolo Bonzini 1501422e32dSPaolo Bonzini int net_hub_id_for_client(NetClientState *nc, int *id); 1511422e32dSPaolo Bonzini NetClientState *net_hub_port_find(int hub_id); 1521422e32dSPaolo Bonzini 1531422e32dSPaolo Bonzini #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" 1541422e32dSPaolo Bonzini #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown" 1551422e32dSPaolo Bonzini #define DEFAULT_BRIDGE_HELPER CONFIG_QEMU_HELPERDIR "/qemu-bridge-helper" 1561422e32dSPaolo Bonzini #define DEFAULT_BRIDGE_INTERFACE "br0" 1571422e32dSPaolo Bonzini 1581422e32dSPaolo Bonzini void qdev_set_nic_properties(DeviceState *dev, NICInfo *nd); 1591422e32dSPaolo Bonzini 1601422e32dSPaolo Bonzini #define POLYNOMIAL 0x04c11db6 1611422e32dSPaolo Bonzini unsigned compute_mcast_idx(const uint8_t *ep); 1621422e32dSPaolo Bonzini 1631422e32dSPaolo Bonzini #define vmstate_offset_macaddr(_state, _field) \ 1641422e32dSPaolo Bonzini vmstate_offset_array(_state, _field.a, uint8_t, \ 1651422e32dSPaolo Bonzini sizeof(typeof_field(_state, _field))) 1661422e32dSPaolo Bonzini 1671422e32dSPaolo Bonzini #define VMSTATE_MACADDR(_field, _state) { \ 1681422e32dSPaolo Bonzini .name = (stringify(_field)), \ 1691422e32dSPaolo Bonzini .size = sizeof(MACAddr), \ 1701422e32dSPaolo Bonzini .info = &vmstate_info_buffer, \ 1711422e32dSPaolo Bonzini .flags = VMS_BUFFER, \ 1721422e32dSPaolo Bonzini .offset = vmstate_offset_macaddr(_state, _field), \ 1731422e32dSPaolo Bonzini } 1741422e32dSPaolo Bonzini 1751422e32dSPaolo Bonzini #endif 176