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| author | Hans Petter Selasky <hselasky@FreeBSD.org> | 2010-10-14 20:04:36 +0000 |
|---|---|---|
| committer | Hans Petter Selasky <hselasky@FreeBSD.org> | 2010-10-14 20:04:36 +0000 |
| commit | f1b5fa6e496ae0eb2a3a60ecd613ff92d432e5b9 (patch) | |
| tree | fa43319fefc62e8ee751a4bcef8985b2fdf2f589 /lib/libusb/libusb10.c | |
| parent | 113801819a491237c6fa06f135740d0c19bc608a (diff) | |
| download | src-f1b5fa6e496ae0eb2a3a60ecd613ff92d432e5b9.tar.gz src-f1b5fa6e496ae0eb2a3a60ecd613ff92d432e5b9.zip | |
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)
Notes
Notes:
svn path=/head/; revision=213848
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 a3f0087b8227..7d6c9d93fb4a 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) |