Initial commit of d32e8d0b8d9e0ef7cf7ab2e74548982972789dfc from qemu-kvm

1 files changed, 184 insertions, 0 deletions

diff --git a/net.h b/net.h
new file mode 100644
index 0000000..6ceca50
--- /dev/null
+++ b/net.h
@@ -0,0 +1,184 @@
+#ifndef QEMU_NET_H
+#define QEMU_NET_H
+
+#include "qemu-queue.h"
+#include "qemu-common.h"
+#include "qdict.h"
+#include "qemu-option.h"
+#include "net/queue.h"
+
+struct MACAddr {
+    uint8_t a[6];
+};
+
+/* qdev nic properties */
+
+typedef struct NICConf {
+    MACAddr macaddr;
+    VLANState *vlan;
+    VLANClientState *peer;
+    int32_t bootindex;
+} NICConf;
+
+#define DEFINE_NIC_PROPERTIES(_state, _conf)                            \
+    DEFINE_PROP_MACADDR("mac",   _state, _conf.macaddr),                \
+    DEFINE_PROP_VLAN("vlan",     _state, _conf.vlan),                   \
+    DEFINE_PROP_NETDEV("netdev", _state, _conf.peer),                   \
+    DEFINE_PROP_INT32("bootindex", _state, _conf.bootindex, -1)
+
+/* VLANs support */
+
+typedef enum {
+    NET_CLIENT_TYPE_NONE,
+    NET_CLIENT_TYPE_NIC,
+    NET_CLIENT_TYPE_SLIRP,
+    NET_CLIENT_TYPE_TAP,
+    NET_CLIENT_TYPE_SOCKET,
+    NET_CLIENT_TYPE_VDE,
+    NET_CLIENT_TYPE_DUMP
+} net_client_type;
+
+typedef void (NetPoll)(VLANClientState *, bool enable);
+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 *);
+
+typedef struct NetClientInfo {
+    net_client_type type;
+    size_t size;
+    NetReceive *receive;
+    NetReceive *receive_raw;
+    NetReceiveIOV *receive_iov;
+    NetCanReceive *can_receive;
+    NetCleanup *cleanup;
+    LinkStatusChanged *link_status_changed;
+    NetPoll *poll;
+} NetClientInfo;
+
+struct VLANClientState {
+    NetClientInfo *info;
+    int link_down;
+    QTAILQ_ENTRY(VLANClientState) next;
+    struct VLANState *vlan;
+    VLANClientState *peer;
+    NetQueue *send_queue;
+    char *model;
+    char *name;
+    char info_str[256];
+    unsigned receive_disabled : 1;
+};
+
+typedef struct NICState {
+    VLANClientState nc;
+    NICConf *conf;
+    void *opaque;
+    bool peer_deleted;
+} NICState;
+
+struct VLANState {
+    int id;
+    QTAILQ_HEAD(, VLANClientState) clients;
+    QTAILQ_ENTRY(VLANState) next;
+    NetQueue *send_queue;
+};
+
+VLANState *qemu_find_vlan(int id, int allocate);
+VLANClientState *qemu_find_netdev(const char *id);
+VLANClientState *qemu_new_net_client(NetClientInfo *info,
+                                     VLANState *vlan,
+                                     VLANClientState *peer,
+                                     const char *model,
+                                     const char *name);
+NICState *qemu_new_nic(NetClientInfo *info,
+                       NICConf *conf,
+                       const char *model,
+                       const char *name,
+                       void *opaque);
+void qemu_del_vlan_client(VLANClientState *vc);
+VLANClientState *qemu_find_vlan_client_by_name(Monitor *mon, int vlan_id,
+                                               const char *client_str);
+typedef void (*qemu_nic_foreach)(NICState *nic, void *opaque);
+void qemu_foreach_nic(qemu_nic_foreach func, 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_raw(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_macaddr_default_if_unset(MACAddr *macaddr);
+int qemu_show_nic_models(const char *arg, const char *const *models);
+void qemu_check_nic_model(NICInfo *nd, const char *model);
+int qemu_find_nic_model(NICInfo *nd, const char * const *models,
+                        const char *default_model);
+
+void do_info_network(Monitor *mon);
+int do_set_link(Monitor *mon, const QDict *qdict, QObject **ret_data);
+
+/* NIC info */
+
+#define MAX_NICS 8
+
+struct NICInfo {
+    uint8_t macaddr[6];
+    char *model;
+    char *name;
+    char *devaddr;
+    VLANState *vlan;
+    VLANClientState *netdev;
+    int used;
+    int nvectors;
+};
+
+extern int nb_nics;
+extern NICInfo nd_table[MAX_NICS];
+extern int default_net;
+
+/* 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);
+
+/* from net.c */
+extern const char *legacy_tftp_prefix;
+extern const char *legacy_bootp_filename;
+
+int net_client_init(Monitor *mon, QemuOpts *opts, int is_netdev);
+int net_client_parse(QemuOptsList *opts_list, const char *str);
+int net_init_clients(void);
+void net_check_clients(void);
+void net_cleanup(void);
+void net_host_device_add(Monitor *mon, const QDict *qdict);
+void net_host_device_remove(Monitor *mon, const QDict *qdict);
+int do_netdev_add(Monitor *mon, const QDict *qdict, QObject **ret_data);
+int do_netdev_del(Monitor *mon, const QDict *qdict, QObject **ret_data);
+
+#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_set_nic_properties(DeviceState *dev, NICInfo *nd);
+
+int net_handle_fd_param(Monitor *mon, const char *param);
+
+#endif