File size: 669 Bytes
224e773 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | use std::collections::HashMap;
pub struct SharedMemory {
pub data: HashMap<String, Vec<u8>>,
pub version: u64,
}
impl SharedMemory {
pub fn new() -> Self {
Self {
data: HashMap::new(),
version: 0,
}
}
pub fn write(&mut self, key: &str, value: &[u8]) {
self.data.insert(key.to_string(), value.to_vec());
self.version += 1;
}
pub fn read(&self, key: &str) -> Option<&[u8]> {
self.data.get(key).map(|v| v.as_slice())
}
pub fn version(&self) -> u64 {
self.version
}
}
impl Default for SharedMemory {
fn default() -> Self {
Self::new()
}
}
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