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feat(core): add Zcash shielded transactions
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| syntax = "proto2"; | ||
| package hw.trezor.messages.zcash; | ||
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| // Sugar for easier handling in Java | ||
| option java_package = "com.satoshilabs.trezor.lib.protobuf"; | ||
| option java_outer_classname = "TrezorMessageZcash"; | ||
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| import "messages.proto"; | ||
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| enum ZcashSignatureType { | ||
| reserved 1, 2, 4; | ||
| TRANSPARENT = 0; | ||
| // SAPLING_SPEND_AUTH = 1; | ||
| // SAPLING_BINDING = 2; | ||
| ORCHARD_SPEND_AUTH = 3; | ||
| // ORCHARD_BINDING = 4; | ||
| } | ||
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| /** | ||
| * Request: Ask device for Orchard Viewing Key. | ||
| * If field `full` is true, then Full Viewing Key will be returned. | ||
| * Otherwise Incoming Viewing Key will be returned. | ||
| * | ||
| * @start | ||
| * @next Failure | ||
| * @next ZcashViewingKey | ||
| */ | ||
| message ZcashGetViewingKey { | ||
| optional string coin_name = 1 [default = "Zcash"]; | ||
| repeated uint32 z_address_n = 2; // z-address ZIP 32 path | ||
| optional bool full = 3 [default = true]; // true -> Full Viewing Key requested | ||
| // false -> Incoming Viewing Key requested | ||
| } | ||
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| /** | ||
| * Response: Contains unified Full/Incoming Viewing Key. | ||
| * @end | ||
| */ | ||
| message ZcashViewingKey { | ||
| required string key = 1; | ||
| } | ||
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| /** | ||
| * Request: Ask device for a Unified Address. | ||
| * @start | ||
| * @next Failure | ||
| * @next ZcashAddress | ||
| */ | ||
| message ZcashGetAddress { | ||
| optional string coin_name = 1 [default = "Zcash"]; | ||
| repeated uint32 t_address_n = 2; // t-address BIP 32 path (P2PKH) | ||
| repeated uint32 z_address_n = 3; // z-address ZIP 32 path (Orchard) | ||
| optional uint64 diversifier_index = 4 [default = 0]; // z-address diversifier index | ||
| optional bool show_display = 5 [default = false]; // Optionally show on display before sending the result | ||
| } | ||
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| /** | ||
| * Response: Contains Zcash diversified payment address derived from device private seed | ||
| * @end | ||
| */ | ||
| message ZcashAddress { | ||
| optional string address = 1; | ||
| } | ||
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| /** | ||
| * Request: Specify transaction Orchard input. | ||
| * @next TxRequest | ||
| */ | ||
| message ZcashOrchardInput { | ||
| required bytes recipient = 1; | ||
| required uint64 value = 2; | ||
| required bytes rho = 3; | ||
| required bytes rseed = 4; | ||
| } | ||
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| /** | ||
| * Request: Specify transaction Orchard output. | ||
| * Let the `address` and `memo` fields empty for change outputs. | ||
| * @next TxRequest | ||
| */ | ||
| message ZcashOrchardOutput { | ||
| optional string address = 1; // for outgoing transfers | ||
| required uint64 amount = 2; | ||
| optional string memo = 3; // an optional message for a recepient | ||
| } | ||
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| message ZcashAck { | ||
| option (wire_type) = 22; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| Add Zcash shielded transactions |
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