1 files changed, 25 insertions, 0 deletions
diff --git a/emulator/usbpt/usbip-service/UsbIpUtils.h b/emulator/usbpt/usbip-service/UsbIpUtils.h
new file mode 100644
index 0000000..c410ba0
--- /dev/null
+++ b/emulator/usbpt/usbip-service/UsbIpUtils.h
@@ -0,0 +1,25 @@
+#include <stdio.h>
+
+// Speed constants
+inline constexpr int USBIP_SPEED_HIGH = 3;
+inline constexpr int USBIP_SPEED_SUPER = 4;
+
+// Status Constants
+inline constexpr int USBIP_VDEV_NULL = 4;
+
+// Connection information
+typedef struct usbip_conn_info {
+    int sock_fd;
+    int speed;
+    int dev_id;
+} usbip_conn_info;
+
+/*
+ * Connects to server and retrieves required info for connection.
+ * NOTE: User must close the sock_fd when they are done with it.
+ */
+bool get_usbip_connection(const char *server, const char *port,
+                          const char *dev_id, usbip_conn_info *info);
+
+/* Returns free port number from vhci, -1 on failure. */
+int get_free_vhci_port(FILE *file, int speed);