Icp support

proto/icp/core.proto

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+syntax = "proto3";
+
+import "icp/get_public_key.proto";
+import "icp/sign_txn.proto";
+
+import "error.proto";
+
+package icp;
+
+message Query {
+  oneof request {
+    GetPublicKeysRequest get_public_keys = 1;
+    GetPublicKeysRequest get_user_verified_public_key = 2;
+    SignTxnRequest sign_txn = 3;
+  }
+}
+
+message Result {
+  oneof response {
+    GetPublicKeysResponse get_public_keys = 1;
+    GetPublicKeysResponse get_user_verified_public_key = 2;
+    SignTxnResponse sign_txn = 3;
+    error.CommonError common_error = 4;
+  }
+}

proto/icp/get_public_key.proto

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+syntax = "proto3";
+
+import "error.proto";
+
+package icp;
+/**
+ * Example of successful get_public_keys generation
+ *
+ *        Host                       Device
+ * GetPublicKeysIntiateRequest  =>
+ *                            <= GetPublicKeysResultResponse (1-10 public keys)
+ * GetPublicKeysFetchNextRequest =>
+ *                            <= GetPublicKeysResultResponse (11-20 public keys)
+ * GetPublicKeysFetchNextRequest =>
+ *                            <= GetPublicKeysResultResponse (21-30 public keys)
+ */
+
+/**
+ * Example of successful get_public_key generation
+ *
+ *        Host                       Device
+ * GetPublicKeysIntiateRequest  =>
+ *                            <= GetPublicKeysResultResponse (1 public key to be
+ * sent after user confirmation)
+ */
+
+enum GetPublicKeysStatus {
+  GET_PUBLIC_KEYS_STATUS_INIT = 0;
+  GET_PUBLIC_KEYS_STATUS_CONFIRM = 1;
+  GET_PUBLIC_KEYS_STATUS_SEED_GENERATED = 2;
+  GET_PUBLIC_KEYS_STATUS_VERIFY = 3;
+}
+
+message GetPublicKeysDerivationPath {
+  repeated uint32 path = 1;
+}
+
+message GetPublicKeysIntiateRequest {
+  bytes wallet_id = 1;
+
+  /*
+   * address: m/44'/144'/0'/0/i
+   */
+  repeated GetPublicKeysDerivationPath derivation_paths = 2;
+}
+
+message GetPublicKeysFetchNextRequest {
+}
+
+message GetPublicKeysResultResponse {
+  repeated bytes public_keys = 1;
+}
+
+message GetPublicKeysRequest {
+  oneof request {
+    GetPublicKeysIntiateRequest initiate = 1;
+    GetPublicKeysFetchNextRequest fetch_next = 2;
+  }
+}
+
+message GetPublicKeysResponse {
+  oneof response {
+    GetPublicKeysResultResponse result = 1;
+
+    error.CommonError common_error = 2;
+  }
+}

proto/icp/sign_txn.proto

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+syntax = "proto3";
+
+import "common.proto";
+import "error.proto";
+
+package icp;
+
+/**
+ * Example:
+ *
+ *        Host                       Device
+ *
+ * SignTxnInitiateRequest  =>
+ *                         <= SignTxnConfirmationResponse
+ * SignTxnData             =>
+ *                         <= SignTxnDataAccepted
+ *                        ....
+ * SignTxnData             =>
+ *                         <= SignTxnDataAccepted
+ *
+ * **** Device has all transaction information ****
+ *
+ * SignTxnSignatureRequest =>
+ *                         <= SignTxnSignatureResponse
+ */
+enum SignTxnStatus {
+  SIGN_TXN_STATUS_INIT = 0;
+  SIGN_TXN_STATUS_CONFIRM = 1;
+  SIGN_TXN_STATUS_VERIFY = 2;
+  SIGN_TXN_STATUS_SEED_GENERATED = 3;
+}
+
+message SignTxnInitiateRequest {
+  bytes wallet_id = 1;
+  repeated uint32 derivation_path = 2;
+  uint32 transaction_size = 3;
+}
+
+message SignTxnConfirmationResponse {
+}
+
+message SignTxnData {
+  common.ChunkPayload chunk_payload = 1;
+}
+
+message SignTxnDataAccepted {
+  common.ChunkAck chunk_ack = 1;
+}
+
+message SignTxnSignatureResponse {
+  bytes signature = 1;
+}
+
+message SignTxnSignatureRequest {
+}
+
+message SignTxnRequest {
+  oneof request {
+    SignTxnInitiateRequest initiate = 1;
+    SignTxnData txn_data = 2;
+    SignTxnSignatureRequest signature = 3;
+  }
+}
+
+message SignTxnResponse {
+  oneof response {
+    SignTxnConfirmationResponse confirmation = 1;
+    SignTxnDataAccepted data_accepted = 2;
+    SignTxnSignatureResponse signature = 4;
+
+    error.CommonError common_error = 5;
+  }
+}