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No public description #137

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10 changes: 6 additions & 4 deletions willow/proto/willow/BUILD
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Original file line number Diff line number Diff line change
Expand Up @@ -40,10 +40,6 @@ cc_proto_library(
proto_library(
name = "aggregation_config_proto",
srcs = ["aggregation_config.proto"],
deps = [
"//willow/proto/shell:shell_ciphertexts_proto",
"//willow/proto/zk:proofs_proto",
],
)

cc_proto_library(
Expand All @@ -59,6 +55,9 @@ rust_proto_library(
proto_library(
name = "decryptor_proto",
srcs = ["decryptor.proto"],
deps = [
"@protobuf//:timestamp_proto",
],
)

cc_proto_library(
Expand All @@ -69,6 +68,9 @@ cc_proto_library(
proto_library(
name = "key_proto",
srcs = ["key.proto"],
deps = [
"@protobuf//:timestamp_proto",
],
)

cc_proto_library(
Expand Down
17 changes: 17 additions & 0 deletions willow/proto/willow/decryptor.proto
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Expand Up @@ -16,18 +16,32 @@ syntax = "proto3";

package secure_aggregation.willow;

import "google/protobuf/timestamp.proto";

option java_multiple_files = true;
option java_outer_classname = "DecryptorProto";

message GenerateKeyRequest {
// The key ID to use for the generated key. If the key with the given ID
// already exists, it will be returned instead.
bytes key_id = 1;

// A permanent session_tag that is shared across all keys mapped to the same
// logical recurring task. To avoid race condition in a potentially costly,
// key generation operation, only one key per session tag can be generated at
// a time.
string session_tag = 2;

// The timestamp that indicates when the key was produced. This is used to
// distinguish keys in the same series.
google.protobuf.Timestamp timestamp = 3;
}

message GenerateKeyResponse {
// The serialized bytes of the public key.
bytes public_key = 1;
// The key_id of the generated key.
bytes key_id = 2;
}

message DecryptRequest {
Expand All @@ -37,6 +51,9 @@ message DecryptRequest {
bytes public_key = 2 [deprecated = true];
// The key ID of the public key that was used in the GenerateKey call.
bytes key_id = 3;
// Session tag associated with the key. Even though this isn't strictly
// required, it is good include this for diagnostic purposes.
string session_tag = 4;
}

message DecryptResponse {
Expand Down
9 changes: 9 additions & 0 deletions willow/proto/willow/key.proto
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Expand Up @@ -16,6 +16,8 @@ syntax = "proto3";

package secure_aggregation.willow;

import "google/protobuf/timestamp.proto";

option java_multiple_files = true;
option java_outer_classname = "KeyProto";

Expand All @@ -29,4 +31,11 @@ message Key {
// The raw key material. This is the serialized bytes of the key material
// returned by the key generation service.
bytes key_material = 2;

// The timestamp that indicates when the key was produced. This is used to
// distinguish keys in the same series.
google.protobuf.Timestamp timestamp = 3;

// We might consider the original session_tage for diagnostic purposes.
string session_tag = 4;
}