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     void *opaque;
  19     struct VLANClientState *next;
  20     struct VLANState *vlan;
  21     char *model;
  22     char *name;
  23     char info_str[256];
  24 };
  25
  26 struct VLANState {
  27     int id;
  28     VLANClientState *first_client;
  29     struct VLANState *next;
  30     unsigned int nb_guest_devs, nb_host_devs;
  31 };
  32
  33 VLANState *qemu_find_vlan(int id);
  34 VLANClientState *qemu_new_vlan_client(VLANState *vlan,
  35                                       const char *model,
  36                                       IOReadHandler *fd_read,
  37                                       IOCanRWHandler *fd_can_read,
  38                                       void *opaque);
  39 void qemu_del_vlan_client(VLANClientState *vc);
  40 int qemu_can_send_packet(VLANClientState *vc);
  41 ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
  42                           int iovcnt);
  43 void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
  44 void qemu_handler_true(void *opaque);
  45
  46 void do_info_network(void);
  47
  48 /* NIC info */
  49
  50 #define MAX_NICS 8
  51
  52 struct NICInfo {
  53     uint8_t macaddr[6];
  54     const char *model;
  55     VLANState *vlan;
  56 };
  57
  58 extern int nb_nics;
  59 extern NICInfo nd_table[MAX_NICS];
  60
  61 /* BT HCI info */
  62
  63 struct HCIInfo {
  64     int (*bdaddr_set)(struct HCIInfo *hci, const uint8_t *bd_addr);
  65     void (*cmd_send)(struct HCIInfo *hci, const uint8_t *data, int len);
  66     void (*sco_send)(struct HCIInfo *hci, const uint8_t *data, int len);
  67     void (*acl_send)(struct HCIInfo *hci, const uint8_t *data, int len);
  68     void *opaque;
  69     void (*evt_recv)(void *opaque, const uint8_t *data, int len);
  70     void (*acl_recv)(void *opaque, const uint8_t *data, int len);
  71 };
  72
  73 struct HCIInfo *qemu_next_hci(void);
  74
  75 /* checksumming functions (net-checksum.c) */
  76 uint32_t net_checksum_add(int len, uint8_t *buf);
  77 uint16_t net_checksum_finish(uint32_t sum);
  78 uint16_t net_checksum_tcpudp(uint16_t length, uint16_t proto,
  79                              uint8_t *addrs, uint8_t *buf);
  80 void net_checksum_calculate(uint8_t *data, int length);
  81
  82 /* from net.c */
  83 int net_client_init(const char *device, const char *p);
  84 int net_client_parse(const char *str);
  85 void net_slirp_smb(const char *exported_dir);
  86 void net_slirp_redir(const char *redir_str);
  87 void net_cleanup(void);
  88 int slirp_is_inited(void);
  89 void net_client_check(void);
  90
  91 #define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
  92 #define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
  93 #ifdef __sun__
  94 #define SMBD_COMMAND "/usr/sfw/sbin/smbd"
  95 #else
  96 #define SMBD_COMMAND "/usr/sbin/smbd"
  97 #endif
  98
  99 #endif