overview
The Device handlers provides methods for handling the physical device, including opening low-level transport and selecting a device in the connected wallet.
request handlers:
“device.close” - Close Device
Close a device in the connected wallet.
| parameter (in req.params) | required? | note |
|---|---|---|
| transportId | ✅ | A device’s transport id. |
| walletHandler used | note |
|---|---|
| device.close |
- Returns: A promise that resolves the transport id.
”device.exchange” -
| parameter (in req.params) | required? | note |
|---|---|---|
| transportId | ✅ | |
| apduHex | ✅ |
| walletHandler used | note |
|---|---|
| device.exchange |
- Returns: A promise that resolves with responseHex
”device.open” - Open Device
Open a device in the connected wallet.
| parameter | required? | note |
|---|---|---|
| req.params | ✅ | An object containing the parameters to open the device. |
| walletHandler used | note |
|---|---|
| device.open |
- Returns: A promise that resolves with a transportId
”device.select” - Select Device
Select a device in the connected wallet.
| parameter | required? | note |
|---|---|---|
| params | ✅ | An object containing the parameters to select and check the device. |
| walletHandler used | note |
|---|---|
| device.select |
- Returns: A promise that resolves with a
deviceIdwhich can be used with thedevice.openmethod.
”device.transport” - Open Low-Level Transport
Open low-level transport in the connected wallet.
| parameter | required? | note |
|---|---|---|
| req.params | ✅ | An object containing the parameters for the transport. |
| walletHandler used | note |
|---|---|
| device.transport |
- Calls the wallet handler device.transport
- Returns: Returns: A promise that resolves with an instance of Transport compatible with
@ledgerhq/hw-transport.
