---
name: "usb_urb_dir_out"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/usb_urb_dir_out"
---

# usb\_urb\_dir\_out(9)

check if an URB describes an OUT transfer

## NAME

usb\_urb\_dir\_out - check if an URB describes an OUT transfer

## SYNOPSIS

**int usb\_urb\_dir\_out(struct urb \*** *urb***);**

## ARGUMENTS

*urb*

URB to be checked

## RETURN

1 if *urb* describes an OUT transfer (host-to-device), otherwise 0.

## COPYRIGHT