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#ifndef QEMU_NET_H
#define QEMU_NET_H
#include "sys-queue.h"
#include "qemu-common.h"
#include "qdict.h"
/* VLANs support */
typedef struct VLANClientState VLANClientState;
typedef int (NetCanReceive)(VLANClientState *);
typedef ssize_t (NetReceive)(VLANClientState *, const uint8_t *, size_t);
typedef ssize_t (NetReceiveIOV)(VLANClientState *, const struct iovec *, int);
typedef void (NetCleanup) (VLANClientState *);
typedef void (LinkStatusChanged)(VLANClientState *);
struct VLANClientState {
NetReceive *receive;
NetReceiveIOV *receive_iov;
/* Packets may still be sent if this returns zero. It's used to
rate-limit the slirp code. */
NetCanReceive *can_receive;
NetCleanup *cleanup;
LinkStatusChanged *link_status_changed;
int link_down;
void *opaque;
struct VLANClientState *next;
struct VLANState *vlan;
char *model;
char *name;
char info_str[256];
};
typedef struct VLANPacket VLANPacket;
typedef void (NetPacketSent) (VLANClientState *, ssize_t);
struct VLANPacket {
TAILQ_ENTRY(VLANPacket) entry;
VLANClientState *sender;
int size;
NetPacketSent *sent_cb;
uint8_t data[0];
};
struct VLANState {
int id;
VLANClientState *first_client;
struct VLANState *next;
unsigned int nb_guest_devs, nb_host_devs;
TAILQ_HEAD(send_queue, VLANPacket) send_queue;
int delivering;
};
VLANState *qemu_find_vlan(int id, int allocate);
VLANClientState *qemu_new_vlan_client(VLANState *vlan,
const char *model,
const char *name,
NetCanReceive *can_receive,
NetReceive *receive,
NetReceiveIOV *receive_iov,
NetCleanup *cleanup,
void *opaque);
void qemu_del_vlan_client(VLANClientState *vc);
VLANClientState *qemu_find_vlan_client(VLANState *vlan, void *opaque);
int qemu_can_send_packet(VLANClientState *vc);
ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
int iovcnt);
ssize_t qemu_sendv_packet_async(VLANClientState *vc, const struct iovec *iov,
int iovcnt, NetPacketSent *sent_cb);
void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
ssize_t qemu_send_packet_async(VLANClientState *vc, const uint8_t *buf,
int size, NetPacketSent *sent_cb);
void qemu_purge_queued_packets(VLANClientState *vc);
void qemu_flush_queued_packets(VLANClientState *vc);
void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]);
void qemu_check_nic_model(NICInfo *nd, const char *model);
void qemu_check_nic_model_list(NICInfo *nd, const char * const *models,
const char *default_model);
void qemu_handler_true(void *opaque);
void do_info_network(Monitor *mon);
void do_set_link(Monitor *mon, const QDict *qdict);
void do_info_usernet(Monitor *mon);
/* NIC info */
#define MAX_NICS 8
enum {
NIC_NVECTORS_UNSPECIFIED = -1
};
struct NICInfo {
uint8_t macaddr[6];
const char *model;
const char *name;
const char *devaddr;
const char *id;
VLANState *vlan;
VLANClientState *vc;
void *private;
int used;
int bootable;
int nvectors;
};
extern int nb_nics;
extern NICInfo nd_table[MAX_NICS];
/* BT HCI info */
struct HCIInfo {
int (*bdaddr_set)(struct HCIInfo *hci, const uint8_t *bd_addr);
void (*cmd_send)(struct HCIInfo *hci, const uint8_t *data, int len);
void (*sco_send)(struct HCIInfo *hci, const uint8_t *data, int len);
void (*acl_send)(struct HCIInfo *hci, const uint8_t *data, int len);
void *opaque;
void (*evt_recv)(void *opaque, const uint8_t *data, int len);
void (*acl_recv)(void *opaque, const uint8_t *data, int len);
};
struct HCIInfo *qemu_next_hci(void);
/* checksumming functions (net-checksum.c) */
uint32_t net_checksum_add(int len, uint8_t *buf);
uint16_t net_checksum_finish(uint32_t sum);
uint16_t net_checksum_tcpudp(uint16_t length, uint16_t proto,
uint8_t *addrs, uint8_t *buf);
void net_checksum_calculate(uint8_t *data, int length);
/* from net.c */
extern const char *legacy_tftp_prefix;
extern const char *legacy_bootp_filename;
int net_client_init(Monitor *mon, const char *device, const char *p);
void net_client_uninit(NICInfo *nd);
int net_client_parse(const char *str);
void net_slirp_smb(const char *exported_dir);
void net_slirp_hostfwd_add(Monitor *mon, const char *arg1,
const char *arg2, const char *arg3);
void net_slirp_hostfwd_remove(Monitor *mon, const char *arg1,
const char *arg2, const char *arg3);
void net_slirp_redir(const char *redir_str);
void net_cleanup(void);
void net_client_check(void);
void net_set_boot_mask(int boot_mask);
void net_host_device_add(Monitor *mon, const QDict *qdict);
void net_host_device_remove(Monitor *mon, const QDict *qdict);
#define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
#define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
#ifdef __sun__
#define SMBD_COMMAND "/usr/sfw/sbin/smbd"
#else
#define SMBD_COMMAND "/usr/sbin/smbd"
#endif
void qdev_get_macaddr(DeviceState *dev, uint8_t *macaddr);
VLANClientState *qdev_get_vlan_client(DeviceState *dev,
NetCanReceive *can_receive,
NetReceive *receive,
NetReceiveIOV *receive_iov,
NetCleanup *cleanup,
void *opaque);
#endif
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