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add serialnumber to ./wlink list command output #91

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add serialnumber to ./wlink list command output #91

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009eed5
add serialnumber to list command output
Sep 11, 2025
9f8fb67
Update src/usb_device.rs
andelf Dec 8, 2025
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8 changes: 7 additions & 1 deletion src/usb_device.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -65,13 +65,19 @@ pub mod libusb {
for device in devices.iter() {
let device_desc = device.device_descriptor()?;
if device_desc.vendor_id() == vid && device_desc.product_id() == pid {
let serialnumber = match device.open() {
Ok(handle) => handle.read_serial_number_string_ascii(&device_desc)
.unwrap_or_else(|_| String::from("N/A")),
Err(_) => String::from("N/A"),
};
result.push(format!(
"<WCH-Link#{} libusb device> Bus {:03} Device {:03} ID {:04x}:{:04x}({})",
"<WCH-Link#{} libusb device> Bus {:03} Device {:03} ID {:04x}:{:04x} Serial {} ({})",
idx,
device.bus_number(),
device.address(),
device_desc.vendor_id(),
device_desc.product_id(),
serialnumber,
get_speed(device.speed())
));
idx += 1;
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