mirror of
https://github.com/trezor/trezor-firmware.git
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90 lines
3.0 KiB
Protocol Buffer
90 lines
3.0 KiB
Protocol Buffer
syntax = "proto2";
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package hw.trezor.messages.ethereum_eip712;
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// Sugar for easier handling in Java
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option java_package = "com.satoshilabs.trezor.lib.protobuf";
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option java_outer_classname = "TrezorMessageEthereumEIP712";
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// Separated from messages-ethereum.proto as it is not implemented on T1 side
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// and defining all the messages and fields could be even impossible as recursive
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// messages are used here
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/**
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* Request: Ask device to sign typed data
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* @start
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* @next EthereumTypedDataStructRequest
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* @next EthereumTypedDataValueRequest
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* @next EthereumTypedDataSignature
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* @next Failure
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*/
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message EthereumSignTypedData {
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repeated uint32 address_n = 1; // BIP-32 path to derive the key from master node
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required string primary_type = 2; // name of the root message struct
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optional bool metamask_v4_compat = 3 [default=true]; // use MetaMask v4 (see https://github.com/MetaMask/eth-sig-util/issues/106)
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}
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/**
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* Response: Device asks for type information about a struct.
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* @next EthereumTypedDataStructAck
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*/
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message EthereumTypedDataStructRequest {
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required string name = 1; // name of the requested struct
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}
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/**
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* Request: Type information about a struct.
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* @next EthereumTypedDataStructRequest
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*/
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message EthereumTypedDataStructAck {
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repeated EthereumStructMember members = 1;
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message EthereumStructMember {
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required EthereumFieldType type = 1;
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required string name = 2;
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}
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message EthereumFieldType {
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required EthereumDataType data_type = 1;
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optional uint32 size = 2; // for integer types: size in bytes (uint8 has size 1, uint256 has size 32)
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// for bytes types: size in bytes, or unset for dynamic
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// for arrays: size in elements, or unset for dynamic
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// for structs: number of members
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// for string, bool and address: unset
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optional EthereumFieldType entry_type = 3; // for array types, type of single entry
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optional string struct_name = 4; // for structs: its name
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}
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enum EthereumDataType {
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UINT = 1;
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INT = 2;
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BYTES = 3;
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STRING = 4;
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BOOL = 5;
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ADDRESS = 6;
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ARRAY = 7;
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STRUCT = 8;
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}
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}
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/**
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* Response: Device asks for data at the specific member path.
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* @next EthereumTypedDataValueAck
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*/
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message EthereumTypedDataValueRequest {
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repeated uint32 member_path = 1; // member path requested by device
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}
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/**
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* Request: Single value of a specific atomic field.
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* @next EthereumTypedDataValueRequest
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*/
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message EthereumTypedDataValueAck {
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required bytes value = 1;
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// * atomic types: value of the member.
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// Length must match the `size` of the corresponding field type, unless the size is dynamic.
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// * array types: number of elements, encoded as uint16.
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// * struct types: undefined, Trezor will not query a struct field.
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}
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