Merge pull request #286 from tangem/IOS-3604_add_schnorr

tangem · May 15, 2023 · 4d94be8 · 4d94be8
2 parents 057dc40 + c8c63b7
commit 4d94be8
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Showing 3 changed files with 12 additions and 8 deletions.
diff --git a/TangemSdk/TangemSdk/Common/Card/EllipticCurve.swift b/TangemSdk/TangemSdk/Common/Card/EllipticCurve.swift
@@ -17,4 +17,5 @@ public enum EllipticCurve: String, StringCodable, CaseIterable {
     case bls12381_G2
     case bls12381_G2_AUG
     case bls12381_G2_POP
+    case bip0340
 }
diff --git a/TangemSdk/TangemSdk/Crypto/CryptoUtils.swift b/TangemSdk/TangemSdk/Crypto/CryptoUtils.swift
@@ -57,8 +57,8 @@ public enum CryptoUtils {
             let sig = try P256.Signing.ECDSASignature(rawRepresentation: signature)
 
             return pubKey.isValidSignature(sig, for: message)
-        case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP:
-            // TODO: Add support for BLS keys.
+        case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP, .bip0340:
+            // TODO: implement
             throw TangemSdkError.unsupportedCurve
         }
     }
@@ -73,8 +73,8 @@ public enum CryptoUtils {
         case .secp256r1:
             let key = try? P256.Signing.PrivateKey(rawRepresentation: privateKey)
             return key != nil
-        case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP:
-            // TODO: Add support for BLS keys.
+        case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP, .bip0340:
+            // TODO: implement
             throw TangemSdkError.unsupportedCurve
         }
     }
@@ -90,8 +90,8 @@ public enum CryptoUtils {
         case .secp256r1:
             let key = try P256.Signing.PrivateKey(rawRepresentation: privateKey)
             return key.publicKey.rawRepresentation
-        case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP:
-            // TODO: Add support for BLS keys.
+        case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP, .bip0340:
+            // TODO: implement
             throw TangemSdkError.unsupportedCurve
         }
     }
@@ -121,8 +121,8 @@ public enum CryptoUtils {
             let pubKey = try P256.Signing.PublicKey(x963Representation: publicKey)
             let sig = try P256.Signing.ECDSASignature(rawRepresentation: signature)
             return pubKey.isValidSignature(sig, for: CustomSha256Digest(hash: hash))
-        case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP:
-            // TODO: Add support for BLS keys.
+        case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP, .bip0340:
+            // TODO: implement
             throw TangemSdkError.unsupportedCurve
         }
     }

diff --git a/TangemSdk/TangemSdk/Crypto/HDWallet/BIP32/BIP32.swift b/TangemSdk/TangemSdk/Crypto/HDWallet/BIP32/BIP32.swift
@@ -74,6 +74,9 @@ fileprivate extension EllipticCurve {
         case .bls12381_G2, .bls12381_G2_AUG, .bls12381_G2_POP:
             // https://eips.ethereum.org/EIPS/eip-2333#derive_master_sk
             fatalError("not applicable for this curve")
+        case .bip0340:
+            // TODO: https://tangem.atlassian.net/browse/IOS-3606
+            fatalError("not applicable for this curve")
         }
     }
 }