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fix to read just 20 bytes for AuthSwitchRequest data

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Takeru Ohta 2021-01-13 21:18:10 +09:00 committed by Ryan Leckey
parent fd0101afb2
commit 043bbd5a84
1 changed files with 10 additions and 1 deletions
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11
sqlx-core/src/mysql/protocol/connect/auth_switch.rs
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@ -25,7 +25,16 @@ impl Decode<'_> for AuthSwitchRequest {
}
let plugin = buf.get_str_nul()?.parse()?;
let data = buf.get_bytes(buf.len());
// See: https://github.com/mysql/mysql-server/blob/ea7d2e2d16ac03afdd9cb72a972a95981107bf51/sql/auth/sha2_password.cc#L942
if buf.len() != 21 {
return Err(err_protocol!(
"expected 21 bytes but found {} bytes",
buf.len()
));
}
let data = buf.get_bytes(20);
buf.advance(1); // NUL-terminator
Ok(Self { plugin, data })
}