replace qemu_kvm_cpu_env
[qemu-kvm/fedora.git] / net.h
blobfc5fc172e99771702841a328a71b5ee7d5bb0b2c
1 #ifndef QEMU_NET_H
2 #define QEMU_NET_H
4 #include "qemu-common.h"
6 /* VLANs support */
8 typedef struct VLANClientState VLANClientState;
10 typedef int (NetCanReceive)(VLANClientState *);
11 typedef ssize_t (NetReceive)(VLANClientState *, const uint8_t *, size_t);
12 typedef ssize_t (NetReceiveIOV)(VLANClientState *, const struct iovec *, int);
13 typedef void (NetCleanup) (VLANClientState *);
14 typedef void (LinkStatusChanged)(VLANClientState *);
15 typedef void (SetOffload)(VLANClientState *, int, int, int, int);
17 struct VLANClientState {
18 NetReceive *receive;
19 NetReceive *receive_raw;
20 NetReceiveIOV *receive_iov;
21 /* Packets may still be sent if this returns zero. It's used to
22 rate-limit the slirp code. */
23 NetCanReceive *can_receive;
24 NetCleanup *cleanup;
25 LinkStatusChanged *link_status_changed;
26 int link_down;
27 SetOffload *set_offload;
28 void *opaque;
29 struct VLANClientState *next;
30 struct VLANState *vlan;
31 char *model;
32 char *name;
33 char info_str[256];
36 typedef struct VLANPacket VLANPacket;
38 typedef void (NetPacketSent) (VLANClientState *, ssize_t);
40 struct VLANPacket {
41 struct VLANPacket *next;
42 VLANClientState *sender;
43 int size;
44 int raw;
45 NetPacketSent *sent_cb;
46 uint8_t data[0];
49 struct VLANState {
50 int id;
51 VLANClientState *first_client;
52 struct VLANState *next;
53 unsigned int nb_guest_devs, nb_host_devs;
54 VLANPacket *send_queue;
55 int delivering;
58 VLANState *qemu_find_vlan(int id, int allocate);
59 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
60 const char *model,
61 const char *name,
62 NetCanReceive *can_receive,
63 NetReceive *receive,
64 NetReceiveIOV *receive_iov,
65 NetCleanup *cleanup,
66 void *opaque);
67 void qemu_del_vlan_client(VLANClientState *vc);
68 VLANClientState *qemu_find_vlan_client(VLANState *vlan, void *opaque);
69 int qemu_can_send_packet(VLANClientState *vc);
70 ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
71 int iovcnt);
72 ssize_t qemu_sendv_packet_async(VLANClientState *vc, const struct iovec *iov,
73 int iovcnt, NetPacketSent *sent_cb);
74 ssize_t qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
75 ssize_t qemu_send_packet_raw(VLANClientState *vc, const uint8_t *buf, int size);
76 ssize_t qemu_send_packet_async(VLANClientState *vc, const uint8_t *buf,
77 int size, NetPacketSent *sent_cb);
78 void qemu_purge_queued_packets(VLANClientState *vc);
79 void qemu_flush_queued_packets(VLANClientState *vc);
80 void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]);
81 void qemu_check_nic_model(NICInfo *nd, const char *model);
82 void qemu_check_nic_model_list(NICInfo *nd, const char * const *models,
83 const char *default_model);
84 void qemu_handler_true(void *opaque);
86 void do_info_network(Monitor *mon);
87 int do_set_link(Monitor *mon, const char *name, const char *up_or_down);
89 void do_info_usernet(Monitor *mon);
91 int tap_has_vnet_hdr(void *opaque);
92 void tap_using_vnet_hdr(void *opaque, int using_vnet_hdr);
94 /* NIC info */
96 #define MAX_NICS 8
97 enum {
98 NIC_NVECTORS_UNSPECIFIED = -1
101 struct NICInfo {
102 uint8_t macaddr[6];
103 const char *model;
104 const char *name;
105 const char *devaddr;
106 VLANState *vlan;
107 VLANClientState *vc;
108 void *private;
109 int used;
110 int bootable;
111 int nvectors;
114 extern int nb_nics;
115 extern NICInfo nd_table[MAX_NICS];
117 /* BT HCI info */
119 struct HCIInfo {
120 int (*bdaddr_set)(struct HCIInfo *hci, const uint8_t *bd_addr);
121 void (*cmd_send)(struct HCIInfo *hci, const uint8_t *data, int len);
122 void (*sco_send)(struct HCIInfo *hci, const uint8_t *data, int len);
123 void (*acl_send)(struct HCIInfo *hci, const uint8_t *data, int len);
124 void *opaque;
125 void (*evt_recv)(void *opaque, const uint8_t *data, int len);
126 void (*acl_recv)(void *opaque, const uint8_t *data, int len);
129 struct HCIInfo *qemu_next_hci(void);
131 /* checksumming functions (net-checksum.c) */
132 uint32_t net_checksum_add(int len, uint8_t *buf);
133 uint16_t net_checksum_finish(uint32_t sum);
134 uint16_t net_checksum_tcpudp(uint16_t length, uint16_t proto,
135 uint8_t *addrs, uint8_t *buf);
136 void net_checksum_calculate(uint8_t *data, int length);
138 /* from net.c */
139 extern const char *legacy_tftp_prefix;
140 extern const char *legacy_bootp_filename;
142 int net_client_init(Monitor *mon, const char *device, const char *p);
143 void net_client_uninit(NICInfo *nd);
144 int net_client_parse(const char *str);
145 void net_slirp_smb(const char *exported_dir);
146 void net_slirp_hostfwd_add(Monitor *mon, const char *arg1,
147 const char *arg2, const char *arg3);
148 void net_slirp_hostfwd_remove(Monitor *mon, const char *arg1,
149 const char *arg2, const char *arg3);
150 void net_slirp_redir(const char *redir_str);
151 void net_cleanup(void);
152 void net_client_check(void);
153 void net_set_boot_mask(int boot_mask);
154 void net_host_device_add(Monitor *mon, const char *device, const char *opts);
155 void net_host_device_remove(Monitor *mon, int vlan_id, const char *device);
157 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
158 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
159 #ifdef __sun__
160 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
161 #else
162 #define SMBD_COMMAND "/usr/sbin/smbd"
163 #endif
165 void qdev_get_macaddr(DeviceState *dev, uint8_t *macaddr);
166 VLANClientState *qdev_get_vlan_client(DeviceState *dev,
167 NetCanReceive *can_receive,
168 NetReceive *receive,
169 NetReceiveIOV *receive_iov,
170 NetCleanup *cleanup,
171 void *opaque);
173 #endif