3303bb7b97
changed return value from `String` to `Box<str>` which is smaller and makes more sense since we don't mutate packet data String — 24 bytes (ptr + len + capacity) Box<str> — 16 bytes (ptr + len)
44 lines
1.2 KiB
Rust
44 lines
1.2 KiB
Rust
use std::io::Read;
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use pumpkin_data::packet::serverbound::PLAY_COOKIE_RESPONSE;
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use pumpkin_macros::java_packet;
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use pumpkin_util::version::JavaMinecraftVersion;
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use crate::{
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ServerPacket,
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ser::{NetworkReadExt, ReadingError},
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};
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#[java_packet(PLAY_COOKIE_RESPONSE)]
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/// Response to a `CCookieRequest` (play) from the server.
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/// The Notchian (vanilla) server only accepts responses of up to 5 KiB in size.
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pub struct SCookieResponse {
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pub key: Box<str>,
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pub payload: Option<Box<[u8]>>, // 5120,
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}
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const MAX_COOKIE_LENGTH: usize = 5120;
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impl ServerPacket for SCookieResponse {
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fn read(mut read: impl Read, _version: &JavaMinecraftVersion) -> Result<Self, ReadingError> {
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let key = read.get_str()?;
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let has_payload = read.get_bool()?;
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if !has_payload {
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return Ok(Self { key, payload: None });
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}
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let payload_length = read.get_var_int()?.0 as usize;
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if payload_length > MAX_COOKIE_LENGTH {
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return Err(ReadingError::TooLarge("SCookieResponse".to_string()));
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}
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let payload = read.read_boxed_slice(payload_length)?;
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Ok(Self {
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key,
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payload: Some(payload),
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})
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}
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}
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