ide: Handle immediate bdrv_aio_flush failure
[qemu.git] / net.h
blob44c31a9b321f468ca4a3dbbca2bd97b5d9d45a66
1 #ifndef QEMU_NET_H
2 #define QEMU_NET_H
4 #include "qemu-queue.h"
5 #include "qemu-common.h"
6 #include "qdict.h"
7 #include "qemu-option.h"
8 #include "net/queue.h"
10 struct MACAddr {
11 uint8_t a[6];
14 /* qdev nic properties */
16 typedef struct NICConf {
17 MACAddr macaddr;
18 VLANState *vlan;
19 VLANClientState *peer;
20 } NICConf;
22 #define DEFINE_NIC_PROPERTIES(_state, _conf) \
23 DEFINE_PROP_MACADDR("mac", _state, _conf.macaddr), \
24 DEFINE_PROP_VLAN("vlan", _state, _conf.vlan), \
25 DEFINE_PROP_NETDEV("netdev", _state, _conf.peer)
27 /* VLANs support */
29 typedef enum {
30 NET_CLIENT_TYPE_NONE,
31 NET_CLIENT_TYPE_NIC,
32 NET_CLIENT_TYPE_SLIRP,
33 NET_CLIENT_TYPE_TAP,
34 NET_CLIENT_TYPE_SOCKET,
35 NET_CLIENT_TYPE_VDE,
36 NET_CLIENT_TYPE_DUMP
37 } net_client_type;
39 typedef void (NetPoll)(VLANClientState *, bool enable);
40 typedef int (NetCanReceive)(VLANClientState *);
41 typedef ssize_t (NetReceive)(VLANClientState *, const uint8_t *, size_t);
42 typedef ssize_t (NetReceiveIOV)(VLANClientState *, const struct iovec *, int);
43 typedef void (NetCleanup) (VLANClientState *);
44 typedef void (LinkStatusChanged)(VLANClientState *);
46 typedef struct NetClientInfo {
47 net_client_type type;
48 size_t size;
49 NetReceive *receive;
50 NetReceive *receive_raw;
51 NetReceiveIOV *receive_iov;
52 NetCanReceive *can_receive;
53 NetCleanup *cleanup;
54 LinkStatusChanged *link_status_changed;
55 NetPoll *poll;
56 } NetClientInfo;
58 struct VLANClientState {
59 NetClientInfo *info;
60 int link_down;
61 QTAILQ_ENTRY(VLANClientState) next;
62 struct VLANState *vlan;
63 VLANClientState *peer;
64 NetQueue *send_queue;
65 char *model;
66 char *name;
67 char info_str[256];
68 unsigned receive_disabled : 1;
71 typedef struct NICState {
72 VLANClientState nc;
73 NICConf *conf;
74 void *opaque;
75 bool peer_deleted;
76 } NICState;
78 struct VLANState {
79 int id;
80 QTAILQ_HEAD(, VLANClientState) clients;
81 QTAILQ_ENTRY(VLANState) next;
82 NetQueue *send_queue;
85 VLANState *qemu_find_vlan(int id, int allocate);
86 VLANClientState *qemu_find_netdev(const char *id);
87 VLANClientState *qemu_new_net_client(NetClientInfo *info,
88 VLANState *vlan,
89 VLANClientState *peer,
90 const char *model,
91 const char *name);
92 NICState *qemu_new_nic(NetClientInfo *info,
93 NICConf *conf,
94 const char *model,
95 const char *name,
96 void *opaque);
97 void qemu_del_vlan_client(VLANClientState *vc);
98 VLANClientState *qemu_find_vlan_client_by_name(Monitor *mon, int vlan_id,
99 const char *client_str);
100 typedef void (*qemu_nic_foreach)(NICState *nic, void *opaque);
101 void qemu_foreach_nic(qemu_nic_foreach func, void *opaque);
102 int qemu_can_send_packet(VLANClientState *vc);
103 ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
104 int iovcnt);
105 ssize_t qemu_sendv_packet_async(VLANClientState *vc, const struct iovec *iov,
106 int iovcnt, NetPacketSent *sent_cb);
107 void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
108 ssize_t qemu_send_packet_raw(VLANClientState *vc, const uint8_t *buf, int size);
109 ssize_t qemu_send_packet_async(VLANClientState *vc, const uint8_t *buf,
110 int size, NetPacketSent *sent_cb);
111 void qemu_purge_queued_packets(VLANClientState *vc);
112 void qemu_flush_queued_packets(VLANClientState *vc);
113 void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]);
114 void qemu_macaddr_default_if_unset(MACAddr *macaddr);
115 int qemu_show_nic_models(const char *arg, const char *const *models);
116 void qemu_check_nic_model(NICInfo *nd, const char *model);
117 int qemu_find_nic_model(NICInfo *nd, const char * const *models,
118 const char *default_model);
120 void do_info_network(Monitor *mon);
121 int do_set_link(Monitor *mon, const QDict *qdict, QObject **ret_data);
123 /* NIC info */
125 #define MAX_NICS 8
127 struct NICInfo {
128 uint8_t macaddr[6];
129 char *model;
130 char *name;
131 char *devaddr;
132 VLANState *vlan;
133 VLANClientState *netdev;
134 int used;
135 int nvectors;
138 extern int nb_nics;
139 extern NICInfo nd_table[MAX_NICS];
140 extern int default_net;
142 /* BT HCI info */
144 struct HCIInfo {
145 int (*bdaddr_set)(struct HCIInfo *hci, const uint8_t *bd_addr);
146 void (*cmd_send)(struct HCIInfo *hci, const uint8_t *data, int len);
147 void (*sco_send)(struct HCIInfo *hci, const uint8_t *data, int len);
148 void (*acl_send)(struct HCIInfo *hci, const uint8_t *data, int len);
149 void *opaque;
150 void (*evt_recv)(void *opaque, const uint8_t *data, int len);
151 void (*acl_recv)(void *opaque, const uint8_t *data, int len);
154 struct HCIInfo *qemu_next_hci(void);
156 /* from net.c */
157 extern const char *legacy_tftp_prefix;
158 extern const char *legacy_bootp_filename;
160 int net_client_init(Monitor *mon, QemuOpts *opts, int is_netdev);
161 int net_client_parse(QemuOptsList *opts_list, const char *str);
162 int net_init_clients(void);
163 void net_check_clients(void);
164 void net_cleanup(void);
165 void net_host_device_add(Monitor *mon, const QDict *qdict);
166 void net_host_device_remove(Monitor *mon, const QDict *qdict);
167 int do_netdev_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
168 int do_netdev_del(Monitor *mon, const QDict *qdict, QObject **ret_data);
170 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
171 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
172 #ifdef __sun__
173 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
174 #else
175 #define SMBD_COMMAND "/usr/sbin/smbd"
176 #endif
178 void qdev_set_nic_properties(DeviceState *dev, NICInfo *nd);
180 int net_handle_fd_param(Monitor *mon, const char *param);
182 #endif