chore: add delete_key_ed25519 example

Cargo.toml

@@ -43,6 +43,10 @@ path = "examples/sign_transaction/delete_account_short.rs"
 name = "sign_delete_account_long"
 path = "examples/sign_transaction/delete_account_long.rs"
 
+[[example]]
+name = "sign_delete_key_ed25519"
+path = "examples/sign_transaction/delete_key_ed25519.rs"
+
 [[example]]
 name = "blind_sign_transaction"
 

README.md

@@ -117,6 +117,12 @@ RUST_LOG=sign_delete_account_short,near_ledger=info cargo run --example sign_del
 RUST_LOG=sign_delete_account_long,near_ledger=info cargo run --example sign_delete_account_long
 ```
 
+#### Delete key (ed25519)
+
+```bash
+RUST_LOG=sign_delete_key_ed25519,near_ledger=info cargo run --example sign_delete_key_ed25519
+```
+
 #### Transfer
 
 ```bash

examples/get_public_key/display.rs

@@ -1,6 +1,6 @@
 use std::str::FromStr;
 
-use near_ledger::{NEARLedgerError, get_public_key_with_display_flag};
+use near_ledger::{get_public_key_with_display_flag, NEARLedgerError};
 use slip10::BIP32Path;
 
 #[path = "../common/lib.rs"]

examples/get_public_key/silent.rs

@@ -1,6 +1,6 @@
 use std::str::FromStr;
 
-use near_ledger::{NEARLedgerError, get_public_key_with_display_flag};
+use near_ledger::{get_public_key_with_display_flag, NEARLedgerError};
 use slip10::BIP32Path;
 
 #[path = "../common/lib.rs"]

examples/get_wallet_id.rs

@@ -1,6 +1,6 @@
 use std::str::FromStr;
 
-use near_ledger::{NEARLedgerError, get_wallet_id};
+use near_ledger::{get_wallet_id, NEARLedgerError};
 use slip10::BIP32Path;
 
 #[path = "./common/lib.rs"]

examples/sign_transaction/delete_key_ed25519.rs

@@ -0,0 +1,22 @@
+use near_crypto::SecretKey;
+use near_ledger::NEARLedgerError;
+
+#[path = "../common/lib.rs"]
+mod common;
+
+fn tx(ledger_pub_key: ed25519_dalek::PublicKey) -> near_primitives::transaction::Transaction {
+    let mut tx = common::tx_template(ledger_pub_key.clone());
+    let sk = SecretKey::from_seed(
+        near_crypto::KeyType::ED25519,
+        &format!("{:?}", ledger_pub_key),
+    );
+    let public_key = sk.public_key();
+    tx.actions = vec![near_primitives::transaction::Action::DeleteKey(
+        near_primitives::transaction::DeleteKeyAction { public_key },
+    )];
+    tx
+}
+
+fn main() -> Result<(), NEARLedgerError> {
+    common::get_key_sign_and_verify_flow(tx)
+}

examples/sign_transaction/multiple_transfers.rs

@@ -1,6 +1,5 @@
 use near_ledger::NEARLedgerError;
 
-
 #[path = "../common/lib.rs"]
 mod common;
 

examples/sign_transaction/transfer.rs

@@ -1,6 +1,5 @@
 use near_ledger::NEARLedgerError;
 
-
 #[path = "../common/lib.rs"]
 mod common;
 

src/lib.rs

@@ -12,7 +12,7 @@ use near_primitives_core::hash::CryptoHash;
 
 const CLA: u8 = 0x80; // Instruction class
 const INS_GET_PUBLIC_KEY: u8 = 4; // Instruction code to get public key
-const INS_GET_WALLET_ID: u8 =  0x05;  // Get Wallet ID
+const INS_GET_WALLET_ID: u8 = 0x05; // Get Wallet ID
 const INS_GET_VERSION: u8 = 6; // Instruction code to get app version from the Ledger
 const INS_SIGN_TRANSACTION: u8 = 2; // Instruction code to sign a transaction on the Ledger
 const NETWORK_ID: u8 = 'W' as u8; // Instruction parameter 2
@@ -218,7 +218,6 @@ pub fn get_wallet_id(
     // hd_path must be converted into bytes to be sent as `data` to the Ledger
     let hd_path_bytes = hd_path_to_bytes(&hd_path);
 
-
     let command = APDUCommand {
         cla: CLA,
         ins: INS_GET_WALLET_ID,