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-rw-r--r--lib/libusb/libusb20.311
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/libusb/libusb20.3 b/lib/libusb/libusb20.3
index 5404013..7896e8f0 100644
--- a/lib/libusb/libusb20.3
+++ b/lib/libusb/libusb20.3
@@ -143,6 +143,8 @@ USB access library (libusb -lusb)
.Ft int
.Fn libusb20_dev_reset "struct libusb20_device *pdev"
.Ft int
+.Fn libusb20_dev_check_connected "struct libusb20_device *pdev"
+.Ft int
.Fn libusb20_dev_set_power_mode "struct libusb20_device *pdev" "uint8_t power_mode"
.Ft uint8_t
.Fn libusb20_dev_get_power_mode "struct libusb20_device *pdev"
@@ -677,6 +679,15 @@ the last set USB configuration.
This function returns zero on success else a LIBUSB20_ERROR value is
returned.
.
+.
+.Pp
+.
+.Fn libusb20_dev_check_connected
+will check if an opened USB device is still connected.
+.
+This function returns zero if the device is still connected else a LIBUSB20_ERROR value is returned.
+.
+.
.Pp
.
.Fn libusb20_dev_set_power_mode
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