usdpl-rs/usdpl-core/src/remote_call.rs

68 lines
2 KiB
Rust

use std::io::{Read, Write};
use crate::serdes::{DumpError, Dumpable, LoadError, Loadable, Primitive};
/// Remote call packet representing a function to call on the back-end, sent from the front-end
pub struct RemoteCall {
/// The call id assigned by the front-end
pub id: u64,
/// The function's name
pub function: String,
/// The function's input parameters
pub parameters: Vec<Primitive>,
}
impl Loadable for RemoteCall {
fn load(buffer: &mut dyn Read) -> Result<(Self, usize), LoadError> {
let (id_num, len0) = u64::load(buffer)?;
let (function_name, len1) = String::load(buffer)?;
let (params, len2) = Vec::<Primitive>::load(buffer)?;
Ok((
Self {
id: id_num,
function: function_name,
parameters: params,
},
len0 + len1 + len2,
))
}
}
impl Dumpable for RemoteCall {
fn dump(&self, buffer: &mut dyn Write) -> Result<usize, DumpError> {
let len0 = self.id.dump(buffer)?;
let len1 = self.function.dump(buffer)?;
let len2 = self.parameters.dump(buffer)?;
Ok(len0 + len1 + len2)
}
}
/// Remote call response packet representing the response from a remote call after the back-end has executed it.
pub struct RemoteCallResponse {
/// The call id from the RemoteCall
pub id: u64,
/// The function's result
pub response: Vec<Primitive>,
}
impl Loadable for RemoteCallResponse {
fn load(buffer: &mut dyn Read) -> Result<(Self, usize), LoadError> {
let (id_num, len0) = u64::load(buffer)?;
let (response_var, len1) = Vec::<Primitive>::load(buffer)?;
Ok((
Self {
id: id_num,
response: response_var,
},
len0 + len1,
))
}
}
impl Dumpable for RemoteCallResponse {
fn dump(&self, buffer: &mut dyn Write) -> Result<usize, DumpError> {
let len0 = self.id.dump(buffer)?;
let len1 = self.response.dump(buffer)?;
Ok(len0 + len1)
}
}