49 lines
1.5 KiB
Rust
49 lines
1.5 KiB
Rust
// Copyright 2015-2020 Parity Technologies (UK) Ltd.
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// This file is part of OpenEthereum.
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// OpenEthereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// OpenEthereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with OpenEthereum. If not, see <http://www.gnu.org/licenses/>.
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//! Eth PUB-SUB rpc interface.
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use jsonrpc_core::Result;
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use jsonrpc_derive::rpc;
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use jsonrpc_pubsub::{typed, SubscriptionId};
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use v1::types::pubsub;
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/// Eth PUB-SUB rpc interface.
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#[rpc(server)]
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pub trait EthPubSub {
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/// RPC Metadata
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type Metadata;
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/// Subscribe to Eth subscription.
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#[pubsub(subscription = "eth_subscription", subscribe, name = "eth_subscribe")]
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fn subscribe(
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&self,
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_: Self::Metadata,
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_: typed::Subscriber<pubsub::Result>,
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_: pubsub::Kind,
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_: Option<pubsub::Params>,
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);
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/// Unsubscribe from existing Eth subscription.
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#[pubsub(
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subscription = "eth_subscription",
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unsubscribe,
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name = "eth_unsubscribe"
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)]
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fn unsubscribe(&self, _: Option<Self::Metadata>, _: SubscriptionId) -> Result<bool>;
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}
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