marine-rs-sdk-test/crates/main/src/call_parameters.rs
2020-12-22 15:09:39 +03:00

75 lines
2.3 KiB
Rust

/*
* Copyright 2020 Fluence Labs Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
use fluence_sdk_macro::fce;
use serde::Serialize;
use serde::Deserialize;
/// Describes an origin that set an argument.
#[fce]
#[derive(Clone, PartialEq, Default, Eq, Debug, Serialize, Deserialize)]
pub struct SecurityTetraplet {
pub peer_pk: String,
pub service_id: String,
pub function_name: String,
pub json_path: String,
}
/// This struct contains parameters that would be accessible by Wasm modules.
#[fce]
#[derive(Clone, PartialEq, Default, Eq, Debug, Serialize, Deserialize)]
pub struct CallParameters {
/// Peer id of the AIR script initiator.
pub init_peer_id: String,
/// Id of the current service.
pub service_id: String,
/// Id of the service creator.
pub service_creator_peer_id: String,
/// Id of the host which run this service.
pub host_id: String,
/// Id of the particle which execution resulted a call this service.
pub particle_id: String,
/// Security tetraplets which described origin of the arguments.
pub tetraplets: Vec<Vec<SecurityTetraplet>>,
}
/// This functions takes from host current call parameters.
/// Beware that this implies import function call which takes some time.
#[cfg(target_arch = "wasm32")]
pub fn get_call_parameters() -> CallParameters {
// it's safe until it is executed on standard Fluence node with appropriate import function
unsafe {
get_call_raw_parameters();
let raw_call_parameters = crate::result::get_result_ptr();
CallParameters::__fce_generated_deserialize(raw_call_parameters as _)
}
}
#[cfg(target_arch = "wasm32")]
#[link(wasm_import_module = "host")]
#[allow(improper_ctypes)]
extern "C" {
// returns serialized current call parameters
#[link_name = "get_call_parameters"]
fn get_call_raw_parameters();
}