qemu-e2k/net.h
aliguori 34b25ca74e Allow devices be notified of link status change (Mark McLoughlin)
Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6248 c046a42c-6fe2-441c-8c8c-71466251a162
2009-01-08 19:45:03 +00:00

108 lines
3.2 KiB
C

#ifndef QEMU_NET_H
#define QEMU_NET_H
#include "qemu-common.h"
/* VLANs support */
typedef ssize_t (IOReadvHandler)(void *, const struct iovec *, int);
typedef struct VLANClientState VLANClientState;
typedef void (LinkStatusChanged)(VLANClientState *);
struct VLANClientState {
IOReadHandler *fd_read;
IOReadvHandler *fd_readv;
/* Packets may still be sent if this returns zero. It's used to
rate-limit the slirp code. */
IOCanRWHandler *fd_can_read;
LinkStatusChanged *link_status_changed;
int link_down;
void *opaque;
struct VLANClientState *next;
struct VLANState *vlan;
char *model;
char *name;
char info_str[256];
};
struct VLANState {
int id;
VLANClientState *first_client;
struct VLANState *next;
unsigned int nb_guest_devs, nb_host_devs;
};
VLANState *qemu_find_vlan(int id);
VLANClientState *qemu_new_vlan_client(VLANState *vlan,
const char *model,
const char *name,
IOReadHandler *fd_read,
IOCanRWHandler *fd_can_read,
void *opaque);
void qemu_del_vlan_client(VLANClientState *vc);
int qemu_can_send_packet(VLANClientState *vc);
ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
int iovcnt);
void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]);
void qemu_handler_true(void *opaque);
void do_info_network(void);
int do_set_link(const char *name, const char *up_or_down);
/* NIC info */
#define MAX_NICS 8
struct NICInfo {
uint8_t macaddr[6];
const char *model;
const char *name;
VLANState *vlan;
};
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 */
int net_client_init(const char *device, const char *p);
int net_client_parse(const char *str);
void net_slirp_smb(const char *exported_dir);
void net_slirp_redir(const char *redir_str);
void net_cleanup(void);
int slirp_is_inited(void);
void net_client_check(void);
#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
#endif