diff options
author | hselasky <hselasky@FreeBSD.org> | 2010-10-14 20:04:36 +0000 |
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committer | hselasky <hselasky@FreeBSD.org> | 2010-10-14 20:04:36 +0000 |
commit | f4157327e68c3d9fca74e7293fbcd5643046fd20 (patch) | |
tree | fa43319fefc62e8ee751a4bcef8985b2fdf2f589 /lib/libusb/libusb10.c | |
parent | dd8752941fd5a0473098812a21b50db6dfd30f32 (diff) | |
download | FreeBSD-src-f4157327e68c3d9fca74e7293fbcd5643046fd20.zip FreeBSD-src-f4157327e68c3d9fca74e7293fbcd5643046fd20.tar.gz |
LibUSB (new API):
- Add a new API function to check the connected
status of the USB handle in the LibUSB v1.0 and
LibUSB v0.1 interfaces.
Approved by: thompsa (mentor)
Diffstat (limited to 'lib/libusb/libusb10.c')
-rw-r--r-- | lib/libusb/libusb10.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/libusb/libusb10.c b/lib/libusb/libusb10.c index a3f0087..7d6c9d9 100644 --- a/lib/libusb/libusb10.c +++ b/lib/libusb/libusb10.c @@ -663,6 +663,21 @@ libusb_reset_device(struct libusb20_device *pdev) } int +libusb_check_connected(struct libusb20_device *pdev) +{ + libusb_device *dev; + int err; + + dev = libusb_get_device(pdev); + if (dev == NULL) + return (LIBUSB_ERROR_INVALID_PARAM); + + err = libusb20_dev_check_connected(pdev); + + return (err ? LIBUSB_ERROR_NO_DEVICE : 0); +} + +int libusb_kernel_driver_active(struct libusb20_device *pdev, int interface) { if (pdev == NULL) |