auto import from //depot/cupcake/@135843

1 files changed, 58 insertions, 0 deletions

diff --git a/net.h b/net.h
new file mode 100644
index 0000000..5212b48
--- /dev/null
+++ b/net.h
@@ -0,0 +1,58 @@
+#ifndef QEMU_NET_H
+#define QEMU_NET_H
+
+/* VLANs support */
+
+typedef struct VLANClientState VLANClientState;
+
+struct VLANClientState {
+    IOReadHandler *fd_read;
+    /* Packets may still be sent if this returns zero.  It's used to
+       rate-limit the slirp code.  */
+    IOCanRWHandler *fd_can_read;
+    void *opaque;
+    struct VLANClientState *next;
+    struct VLANState *vlan;
+    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,
+                                      IOReadHandler *fd_read,
+                                      IOCanRWHandler *fd_can_read,
+                                      void *opaque);
+void qemu_del_vlan_client(VLANClientState *vc);
+int qemu_can_send_packet(VLANClientState *vc);
+void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
+void qemu_handler_true(void *opaque);
+
+void do_info_network(void);
+
+/* NIC info */
+
+#define MAX_NICS 8
+
+struct NICInfo {
+    uint8_t macaddr[6];
+    const char *model;
+    VLANState *vlan;
+};
+
+extern int nb_nics;
+extern NICInfo nd_table[MAX_NICS];
+
+/* 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);
+
+#endif