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-rw-r--r--include/net/af_vsock.h18
1 files changed, 12 insertions, 6 deletions
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index fa1570dc9f5c..cf5c3691251b 100644
--- a/include/net/af_vsock.h
+++ b/include/net/af_vsock.h
@@ -91,6 +91,14 @@ struct vsock_transport_send_notify_data {
u64 data2; /* Transport-defined. */
};
+/* Transport features flags */
+/* Transport provides host->guest communication */
+#define VSOCK_TRANSPORT_F_H2G 0x00000001
+/* Transport provides guest->host communication */
+#define VSOCK_TRANSPORT_F_G2H 0x00000002
+/* Transport provides DGRAM communication */
+#define VSOCK_TRANSPORT_F_DGRAM 0x00000004
+
struct vsock_transport {
/* Initialize/tear-down socket. */
int (*init)(struct vsock_sock *, struct vsock_sock *);
@@ -154,12 +162,8 @@ struct vsock_transport {
/**** CORE ****/
-int __vsock_core_init(const struct vsock_transport *t, struct module *owner);
-static inline int vsock_core_init(const struct vsock_transport *t)
-{
- return __vsock_core_init(t, THIS_MODULE);
-}
-void vsock_core_exit(void);
+int vsock_core_register(const struct vsock_transport *t, int features);
+void vsock_core_unregister(const struct vsock_transport *t);
/* The transport may downcast this to access transport-specific functions */
const struct vsock_transport *vsock_core_get_transport(struct vsock_sock *vsk);
@@ -190,6 +194,8 @@ struct sock *vsock_find_connected_socket(struct sockaddr_vm *src,
struct sockaddr_vm *dst);
void vsock_remove_sock(struct vsock_sock *vsk);
void vsock_for_each_connected_socket(void (*fn)(struct sock *sk));
+int vsock_assign_transport(struct vsock_sock *vsk, struct vsock_sock *psk);
+bool vsock_find_cid(unsigned int cid);
/**** TAP ****/