modify ledger sign interface

Finschia · Oct 25, 2023 · 7a3342b · 7a3342b
1 parent 80c7716
commit 7a3342b
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Showing 2 changed files with 6 additions and 3 deletions.
diff --git a/crypto/ledger/ledger_mock.go b/crypto/ledger/ledger_mock.go
@@ -86,7 +86,7 @@ func (mock LedgerSECP256K1Mock) GetAddressPubKeySECP256K1(derivationPath []uint3
 	return pk, addr, err
 }
 
-func (mock LedgerSECP256K1Mock) SignSECP256K1(derivationPath []uint32, message []byte) ([]byte, error) {
+func (mock LedgerSECP256K1Mock) SignSECP256K1(derivationPath []uint32, message []byte, p2 byte) ([]byte, error) {
 	path := hd.NewParams(derivationPath[0], derivationPath[1], derivationPath[2], derivationPath[3] != 0, derivationPath[4])
 	seed, err := bip39.NewSeedWithErrorChecking(testdata.TestMnemonic, "")
 	if err != nil {

diff --git a/crypto/ledger/ledger_secp256k1.go b/crypto/ledger/ledger_secp256k1.go
@@ -32,7 +32,10 @@ type (
 		// Returns a compressed pubkey and bech32 address (requires user confirmation)
 		GetAddressPubKeySECP256K1([]uint32, string) ([]byte, string, error)
 		// Signs a message (requires user confirmation)
-		SignSECP256K1([]uint32, []byte) ([]byte, error)
+		// The last byte denotes the SIGN_MODE to be used by Ledger: 0 for
+		// LEGACY_AMINO_JSON, 1 for TEXTUAL. It corresponds to the P2 value
+		// in https://github.com/cosmos/ledger-cosmos/blob/main/docs/APDUSPEC.md
+		SignSECP256K1([]uint32, []byte, byte) ([]byte, error)
 	}
 
 	// PrivKeyLedgerSecp256k1 implements PrivKey, calling the ledger nano we
@@ -217,7 +220,7 @@ func sign(device SECP256K1, pkl PrivKeyLedgerSecp256k1, msg []byte) ([]byte, err
 		return nil, err
 	}
 
-	sig, err := device.SignSECP256K1(pkl.Path.DerivationPath(), msg)
+	sig, err := device.SignSECP256K1(pkl.Path.DerivationPath(), msg, 0)
 	if err != nil {
 		return nil, err
 	}