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https://gitlab.com/qemu-project/qemu
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d4ebe1934a
Allow to establish a TCP/UDP connection redirection also via a monitor command 'host_net_redir'. Moreover, assume TCP as connection type if that parameter is omitted. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7204 c046a42c-6fe2-441c-8c8c-71466251a162
130 lines
4 KiB
C
130 lines
4 KiB
C
#ifndef QEMU_NET_H
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#define QEMU_NET_H
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#include "qemu-common.h"
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/* VLANs support */
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typedef ssize_t (IOReadvHandler)(void *, const struct iovec *, int);
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typedef struct VLANClientState VLANClientState;
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typedef void (NetCleanup) (VLANClientState *);
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typedef void (LinkStatusChanged)(VLANClientState *);
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struct VLANClientState {
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IOReadHandler *fd_read;
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IOReadvHandler *fd_readv;
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/* Packets may still be sent if this returns zero. It's used to
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rate-limit the slirp code. */
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IOCanRWHandler *fd_can_read;
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NetCleanup *cleanup;
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LinkStatusChanged *link_status_changed;
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int link_down;
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void *opaque;
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struct VLANClientState *next;
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struct VLANState *vlan;
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char *model;
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char *name;
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char info_str[256];
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};
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typedef struct VLANPacket VLANPacket;
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struct VLANPacket {
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struct VLANPacket *next;
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VLANClientState *sender;
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int size;
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uint8_t data[0];
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};
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struct VLANState {
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int id;
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VLANClientState *first_client;
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struct VLANState *next;
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unsigned int nb_guest_devs, nb_host_devs;
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VLANPacket *send_queue;
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int delivering;
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};
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VLANState *qemu_find_vlan(int id);
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VLANClientState *qemu_new_vlan_client(VLANState *vlan,
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const char *model,
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const char *name,
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IOReadHandler *fd_read,
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IOCanRWHandler *fd_can_read,
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NetCleanup *cleanup,
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void *opaque);
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void qemu_del_vlan_client(VLANClientState *vc);
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VLANClientState *qemu_find_vlan_client(VLANState *vlan, void *opaque);
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int qemu_can_send_packet(VLANClientState *vc);
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ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
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int iovcnt);
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void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
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void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]);
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void qemu_check_nic_model(NICInfo *nd, const char *model);
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void qemu_check_nic_model_list(NICInfo *nd, const char * const *models,
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const char *default_model);
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void qemu_handler_true(void *opaque);
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void do_info_network(Monitor *mon);
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int do_set_link(Monitor *mon, const char *name, const char *up_or_down);
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/* NIC info */
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#define MAX_NICS 8
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struct NICInfo {
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uint8_t macaddr[6];
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const char *model;
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const char *name;
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VLANState *vlan;
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void *private;
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int used;
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};
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extern int nb_nics;
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extern NICInfo nd_table[MAX_NICS];
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/* BT HCI info */
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struct HCIInfo {
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int (*bdaddr_set)(struct HCIInfo *hci, const uint8_t *bd_addr);
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void (*cmd_send)(struct HCIInfo *hci, const uint8_t *data, int len);
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void (*sco_send)(struct HCIInfo *hci, const uint8_t *data, int len);
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void (*acl_send)(struct HCIInfo *hci, const uint8_t *data, int len);
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void *opaque;
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void (*evt_recv)(void *opaque, const uint8_t *data, int len);
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void (*acl_recv)(void *opaque, const uint8_t *data, int len);
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};
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struct HCIInfo *qemu_next_hci(void);
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/* checksumming functions (net-checksum.c) */
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uint32_t net_checksum_add(int len, uint8_t *buf);
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uint16_t net_checksum_finish(uint32_t sum);
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uint16_t net_checksum_tcpudp(uint16_t length, uint16_t proto,
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uint8_t *addrs, uint8_t *buf);
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void net_checksum_calculate(uint8_t *data, int length);
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/* from net.c */
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int net_client_init(const char *device, const char *p);
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void net_client_uninit(NICInfo *nd);
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int net_client_parse(const char *str);
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void net_slirp_smb(const char *exported_dir);
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void net_slirp_redir(Monitor *mon, const char *redir_str);
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void net_cleanup(void);
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int slirp_is_inited(void);
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void net_client_check(void);
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void net_host_device_add(Monitor *mon, const char *device, const char *opts);
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void net_host_device_remove(Monitor *mon, int vlan_id, const char *device);
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#define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
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#define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
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#ifdef __sun__
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#define SMBD_COMMAND "/usr/sfw/sbin/smbd"
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#else
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#define SMBD_COMMAND "/usr/sbin/smbd"
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#endif
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#endif
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