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1 | #ifndef QEMU_NET_H | |
2 | #define QEMU_NET_H | |
3 | ||
4 | #include "qemu-queue.h" | |
5 | #include "qemu-common.h" | |
6 | #include "qdict.h" | |
7 | #include "qemu-option.h" | |
8 | ||
9 | /* VLANs support */ | |
10 | ||
11 | typedef struct VLANClientState VLANClientState; | |
12 | ||
13 | typedef int (NetCanReceive)(VLANClientState *); | |
14 | typedef ssize_t (NetReceive)(VLANClientState *, const uint8_t *, size_t); | |
15 | typedef ssize_t (NetReceiveIOV)(VLANClientState *, const struct iovec *, int); | |
16 | typedef void (NetCleanup) (VLANClientState *); | |
17 | typedef void (LinkStatusChanged)(VLANClientState *); | |
18 | ||
19 | struct VLANClientState { | |
20 | NetReceive *receive; | |
21 | NetReceiveIOV *receive_iov; | |
22 | /* Packets may still be sent if this returns zero. It's used to | |
23 | rate-limit the slirp code. */ | |
24 | NetCanReceive *can_receive; | |
25 | NetCleanup *cleanup; | |
26 | LinkStatusChanged *link_status_changed; | |
27 | int link_down; | |
28 | void *opaque; | |
29 | QTAILQ_ENTRY(VLANClientState) next; | |
30 | struct VLANState *vlan; | |
31 | char *model; | |
32 | char *name; | |
33 | char info_str[256]; | |
34 | }; | |
35 | ||
36 | typedef struct VLANPacket VLANPacket; | |
37 | ||
38 | typedef void (NetPacketSent) (VLANClientState *, ssize_t); | |
39 | ||
40 | struct VLANPacket { | |
41 | QTAILQ_ENTRY(VLANPacket) entry; | |
42 | VLANClientState *sender; | |
43 | int size; | |
44 | NetPacketSent *sent_cb; | |
45 | uint8_t data[0]; | |
46 | }; | |
47 | ||
48 | struct VLANState { | |
49 | int id; | |
50 | QTAILQ_HEAD(, VLANClientState) clients; | |
51 | QTAILQ_ENTRY(VLANState) next; | |
52 | unsigned int nb_guest_devs, nb_host_devs; | |
53 | QTAILQ_HEAD(send_queue, VLANPacket) send_queue; | |
54 | int delivering; | |
55 | }; | |
56 | ||
57 | VLANState *qemu_find_vlan(int id, int allocate); | |
58 | VLANClientState *qemu_new_vlan_client(VLANState *vlan, | |
59 | const char *model, | |
60 | const char *name, | |
61 | NetCanReceive *can_receive, | |
62 | NetReceive *receive, | |
63 | NetReceiveIOV *receive_iov, | |
64 | NetCleanup *cleanup, | |
65 | void *opaque); | |
66 | void qemu_del_vlan_client(VLANClientState *vc); | |
67 | VLANClientState *qemu_find_vlan_client(VLANState *vlan, void *opaque); | |
68 | int qemu_can_send_packet(VLANClientState *vc); | |
69 | ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov, | |
70 | int iovcnt); | |
71 | ssize_t qemu_sendv_packet_async(VLANClientState *vc, const struct iovec *iov, | |
72 | int iovcnt, NetPacketSent *sent_cb); | |
73 | void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size); | |
74 | ssize_t qemu_send_packet_async(VLANClientState *vc, const uint8_t *buf, | |
75 | int size, NetPacketSent *sent_cb); | |
76 | void qemu_purge_queued_packets(VLANClientState *vc); | |
77 | void qemu_flush_queued_packets(VLANClientState *vc); | |
78 | void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]); | |
79 | int qemu_show_nic_models(const char *arg, const char *const *models); | |
80 | void qemu_check_nic_model(NICInfo *nd, const char *model); | |
81 | int qemu_find_nic_model(NICInfo *nd, const char * const *models, | |
82 | const char *default_model); | |
83 | ||
84 | void do_info_network(Monitor *mon); | |
85 | void do_set_link(Monitor *mon, const QDict *qdict); | |
86 | ||
87 | void do_info_usernet(Monitor *mon); | |
88 | ||
89 | /* NIC info */ | |
90 | ||
91 | #define MAX_NICS 8 | |
92 | enum { | |
93 | NIC_NVECTORS_UNSPECIFIED = -1 | |
94 | }; | |
95 | ||
96 | struct NICInfo { | |
97 | uint8_t macaddr[6]; | |
98 | char *model; | |
99 | char *name; | |
100 | char *devaddr; | |
101 | VLANState *vlan; | |
102 | VLANClientState *vc; | |
103 | void *private; | |
104 | int used; | |
105 | int bootable; | |
106 | int nvectors; | |
107 | }; | |
108 | ||
109 | extern int nb_nics; | |
110 | extern NICInfo nd_table[MAX_NICS]; | |
111 | ||
112 | /* BT HCI info */ | |
113 | ||
114 | struct HCIInfo { | |
115 | int (*bdaddr_set)(struct HCIInfo *hci, const uint8_t *bd_addr); | |
116 | void (*cmd_send)(struct HCIInfo *hci, const uint8_t *data, int len); | |
117 | void (*sco_send)(struct HCIInfo *hci, const uint8_t *data, int len); | |
118 | void (*acl_send)(struct HCIInfo *hci, const uint8_t *data, int len); | |
119 | void *opaque; | |
120 | void (*evt_recv)(void *opaque, const uint8_t *data, int len); | |
121 | void (*acl_recv)(void *opaque, const uint8_t *data, int len); | |
122 | }; | |
123 | ||
124 | struct HCIInfo *qemu_next_hci(void); | |
125 | ||
126 | /* checksumming functions (net-checksum.c) */ | |
127 | uint32_t net_checksum_add(int len, uint8_t *buf); | |
128 | uint16_t net_checksum_finish(uint32_t sum); | |
129 | uint16_t net_checksum_tcpudp(uint16_t length, uint16_t proto, | |
130 | uint8_t *addrs, uint8_t *buf); | |
131 | void net_checksum_calculate(uint8_t *data, int length); | |
132 | ||
133 | /* from net.c */ | |
134 | extern const char *legacy_tftp_prefix; | |
135 | extern const char *legacy_bootp_filename; | |
136 | ||
137 | int net_client_init(Monitor *mon, QemuOpts *opts); | |
138 | void net_client_uninit(NICInfo *nd); | |
139 | int net_client_parse(QemuOptsList *opts_list, const char *str); | |
140 | int net_init_clients(void); | |
141 | int net_slirp_smb(const char *exported_dir); | |
142 | void net_slirp_hostfwd_add(Monitor *mon, const QDict *qdict); | |
143 | void net_slirp_hostfwd_remove(Monitor *mon, const QDict *qdict); | |
144 | int net_slirp_redir(const char *redir_str); | |
145 | void net_cleanup(void); | |
146 | void net_set_boot_mask(int boot_mask); | |
147 | void net_host_device_add(Monitor *mon, const QDict *qdict); | |
148 | void net_host_device_remove(Monitor *mon, const QDict *qdict); | |
149 | ||
150 | #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup" | |
151 | #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown" | |
152 | #ifdef __sun__ | |
153 | #define SMBD_COMMAND "/usr/sfw/sbin/smbd" | |
154 | #else | |
155 | #define SMBD_COMMAND "/usr/sbin/smbd" | |
156 | #endif | |
157 | ||
158 | void qdev_get_macaddr(DeviceState *dev, uint8_t *macaddr); | |
159 | VLANClientState *qdev_get_vlan_client(DeviceState *dev, | |
160 | NetCanReceive *can_receive, | |
161 | NetReceive *receive, | |
162 | NetReceiveIOV *receive_iov, | |
163 | NetCleanup *cleanup, | |
164 | void *opaque); | |
165 | ||
166 | #endif |