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1#ifndef QEMU_NET_H
2#define QEMU_NET_H
3
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4#include "qemu-common.h"
5
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6/* VLANs support */
7
8typedef struct VLANClientState VLANClientState;
9
e3f5ec2b 10typedef int (NetCanReceive)(VLANClientState *);
4f1c942b 11typedef ssize_t (NetReceive)(VLANClientState *, const uint8_t *, size_t);
e3f5ec2b 12typedef ssize_t (NetReceiveIOV)(VLANClientState *, const struct iovec *, int);
b946a153 13typedef void (NetCleanup) (VLANClientState *);
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14typedef void (LinkStatusChanged)(VLANClientState *);
15
87ecb68b 16struct VLANClientState {
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17 NetReceive *receive;
18 NetReceiveIOV *receive_iov;
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19 /* Packets may still be sent if this returns zero. It's used to
20 rate-limit the slirp code. */
cda9046b 21 NetCanReceive *can_receive;
b946a153 22 NetCleanup *cleanup;
34b25ca7 23 LinkStatusChanged *link_status_changed;
436e5e53 24 int link_down;
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25 void *opaque;
26 struct VLANClientState *next;
27 struct VLANState *vlan;
bf38c1a0 28 char *model;
676cff29 29 char *name;
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30 char info_str[256];
31};
32
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33typedef struct VLANPacket VLANPacket;
34
783527a9 35typedef void (NetPacketSent) (VLANClientState *, ssize_t);
f3b6c7fc 36
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37struct VLANPacket {
38 struct VLANPacket *next;
39 VLANClientState *sender;
40 int size;
f3b6c7fc 41 NetPacketSent *sent_cb;
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42 uint8_t data[0];
43};
44
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45struct VLANState {
46 int id;
47 VLANClientState *first_client;
48 struct VLANState *next;
49 unsigned int nb_guest_devs, nb_host_devs;
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50 VLANPacket *send_queue;
51 int delivering;
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52};
53
1a609520 54VLANState *qemu_find_vlan(int id, int allocate);
87ecb68b 55VLANClientState *qemu_new_vlan_client(VLANState *vlan,
bf38c1a0 56 const char *model,
7a9f6e4a 57 const char *name,
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58 NetCanReceive *can_receive,
59 NetReceive *receive,
60 NetReceiveIOV *receive_iov,
b946a153 61 NetCleanup *cleanup,
87ecb68b 62 void *opaque);
dcf414d6 63void qemu_del_vlan_client(VLANClientState *vc);
8b13c4a7 64VLANClientState *qemu_find_vlan_client(VLANState *vlan, void *opaque);
87ecb68b 65int qemu_can_send_packet(VLANClientState *vc);
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66ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
67 int iovcnt);
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68ssize_t qemu_sendv_packet_async(VLANClientState *vc, const struct iovec *iov,
69 int iovcnt, NetPacketSent *sent_cb);
87ecb68b 70void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
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71ssize_t qemu_send_packet_async(VLANClientState *vc, const uint8_t *buf,
72 int size, NetPacketSent *sent_cb);
8cad5516 73void qemu_purge_queued_packets(VLANClientState *vc);
f3b6c7fc 74void qemu_flush_queued_packets(VLANClientState *vc);
7cb7434b 75void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]);
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76void qemu_check_nic_model(NICInfo *nd, const char *model);
77void qemu_check_nic_model_list(NICInfo *nd, const char * const *models,
78 const char *default_model);
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79void qemu_handler_true(void *opaque);
80
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81void do_info_network(Monitor *mon);
82int do_set_link(Monitor *mon, const char *name, const char *up_or_down);
87ecb68b 83
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84void do_info_usernet(Monitor *mon);
85
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86/* NIC info */
87
88#define MAX_NICS 8
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89enum {
90 NIC_NVECTORS_UNSPECIFIED = -1
91};
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92
93struct NICInfo {
94 uint8_t macaddr[6];
95 const char *model;
7a9f6e4a 96 const char *name;
5607c388 97 const char *devaddr;
eb54b6dc 98 const char *id;
87ecb68b 99 VLANState *vlan;
ae50b274 100 VLANClientState *vc;
72da4208 101 void *private;
7697079b 102 int used;
406c8df3 103 int bootable;
ffe6370c 104 int nvectors;
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105};
106
107extern int nb_nics;
108extern NICInfo nd_table[MAX_NICS];
109
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110/* BT HCI info */
111
112struct HCIInfo {
113 int (*bdaddr_set)(struct HCIInfo *hci, const uint8_t *bd_addr);
114 void (*cmd_send)(struct HCIInfo *hci, const uint8_t *data, int len);
115 void (*sco_send)(struct HCIInfo *hci, const uint8_t *data, int len);
116 void (*acl_send)(struct HCIInfo *hci, const uint8_t *data, int len);
117 void *opaque;
118 void (*evt_recv)(void *opaque, const uint8_t *data, int len);
119 void (*acl_recv)(void *opaque, const uint8_t *data, int len);
120};
121
122struct HCIInfo *qemu_next_hci(void);
123
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124/* checksumming functions (net-checksum.c) */
125uint32_t net_checksum_add(int len, uint8_t *buf);
126uint16_t net_checksum_finish(uint32_t sum);
127uint16_t net_checksum_tcpudp(uint16_t length, uint16_t proto,
128 uint8_t *addrs, uint8_t *buf);
129void net_checksum_calculate(uint8_t *data, int length);
130
63a01ef8 131/* from net.c */
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132extern const char *legacy_tftp_prefix;
133extern const char *legacy_bootp_filename;
134
10ae5a7a 135int net_client_init(Monitor *mon, const char *device, const char *p);
8b13c4a7 136void net_client_uninit(NICInfo *nd);
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137int net_client_parse(const char *str);
138void net_slirp_smb(const char *exported_dir);
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139void net_slirp_hostfwd_add(Monitor *mon, const char *arg1,
140 const char *arg2, const char *arg3);
141void net_slirp_hostfwd_remove(Monitor *mon, const char *arg1,
142 const char *arg2, const char *arg3);
f3546deb 143void net_slirp_redir(const char *redir_str);
63a01ef8 144void net_cleanup(void);
63a01ef8 145void net_client_check(void);
406c8df3 146void net_set_boot_mask(int boot_mask);
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147void net_host_device_add(Monitor *mon, const char *device, const char *opts);
148void net_host_device_remove(Monitor *mon, int vlan_id, const char *device);
63a01ef8 149
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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
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158void qdev_get_macaddr(DeviceState *dev, uint8_t *macaddr);
159VLANClientState *qdev_get_vlan_client(DeviceState *dev,
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160 NetCanReceive *can_receive,
161 NetReceive *receive,
162 NetReceiveIOV *receive_iov,
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163 NetCleanup *cleanup,
164 void *opaque);
165
87ecb68b 166#endif