net.h

   1 #ifndef QEMU_NET_H
   2 #define QEMU_NET_H
   3
   4 #include "qemu-common.h"
   5
   6 /* VLANs support */
   7
   8 typedef ssize_t (IOReadvHandler)(void *, const struct iovec *, int);
   9
  10 typedef struct VLANClientState VLANClientState;
  11
  12 struct VLANClientState {
  13     IOReadHandler *fd_read;
  14     IOReadvHandler *fd_readv;
  15     /* Packets may still be sent if this returns zero.  It's used to
  16        rate-limit the slirp code.  */
  17     IOCanRWHandler *fd_can_read;
  18     int link_down;
  19     void *opaque;
  20     struct VLANClientState *next;
  21     struct VLANState *vlan;
  22     char *model;
  23     char *name;
  24     char info_str[256];
  25 };
  26
  27 struct VLANState {
  28     int id;
  29     VLANClientState *first_client;
  30     struct VLANState *next;
  31     unsigned int nb_guest_devs, nb_host_devs;
  32 };
  33
  34 VLANState *qemu_find_vlan(int id);
  35 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
  36                                       const char *model,
  37                                       const char *name,
  38                                       IOReadHandler *fd_read,
  39                                       IOCanRWHandler *fd_can_read,
  40                                       void *opaque);
  41 void qemu_del_vlan_client(VLANClientState *vc);
  42 int qemu_can_send_packet(VLANClientState *vc);
  43 ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
  44                           int iovcnt);
  45 void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
  46 void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]);
  47 void qemu_handler_true(void *opaque);
  48
  49 void do_info_network(void);
  50 int do_set_link(const char *name, const char *up_or_down);
  51
  52 /* NIC info */
  53
  54 #define MAX_NICS 8
  55
  56 struct NICInfo {
  57     uint8_t macaddr[6];
  58     const char *model;
  59     const char *name;
  60     VLANState *vlan;
  61 };
  62
  63 extern int nb_nics;
  64 extern NICInfo nd_table[MAX_NICS];
  65
  66 /* BT HCI info */
  67
  68 struct HCIInfo {
  69     int (*bdaddr_set)(struct HCIInfo *hci, const uint8_t *bd_addr);
  70     void (*cmd_send)(struct HCIInfo *hci, const uint8_t *data, int len);
  71     void (*sco_send)(struct HCIInfo *hci, const uint8_t *data, int len);
  72     void (*acl_send)(struct HCIInfo *hci, const uint8_t *data, int len);
  73     void *opaque;
  74     void (*evt_recv)(void *opaque, const uint8_t *data, int len);
  75     void (*acl_recv)(void *opaque, const uint8_t *data, int len);
  76 };
  77
  78 struct HCIInfo *qemu_next_hci(void);
  79
  80 /* checksumming functions (net-checksum.c) */
  81 uint32_t net_checksum_add(int len, uint8_t *buf);
  82 uint16_t net_checksum_finish(uint32_t sum);
  83 uint16_t net_checksum_tcpudp(uint16_t length, uint16_t proto,
  84                              uint8_t *addrs, uint8_t *buf);
  85 void net_checksum_calculate(uint8_t *data, int length);
  86
  87 /* from net.c */
  88 int net_client_init(const char *device, const char *p);
  89 int net_client_parse(const char *str);
  90 void net_slirp_smb(const char *exported_dir);
  91 void net_slirp_redir(const char *redir_str);
  92 void net_cleanup(void);
  93 int slirp_is_inited(void);
  94 void net_client_check(void);
  95
  96 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
  97 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
  98 #ifdef __sun__
  99 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
 100 #else
 101 #define SMBD_COMMAND "/usr/sbin/smbd"
 102 #endif
 103
 104 #endif