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fix(core,wasm): correct QR version comment, expect msg, zeroize image_secret in closure

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This commit is contained in:
adlee-was-taken
2026-05-03 21:09:02 -04:00
parent 4851857070
commit f17944a404
2 changed files with 4 additions and 7 deletions
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4
crates/relicario-core/src/recovery_qr.rs
View File

@@ -104,7 +104,7 @@ pub fn unwrap_recovery_qr_with_params(
format!("unsupported version 0x{:02x}", payload_bytes[4])
));
}
let kdf_salt: &[u8; 32] = payload_bytes[5..37].try_into().unwrap();
let kdf_salt: &[u8; 32] = payload_bytes[5..37].try_into().expect("slice length validated above");
let wrap_nonce = &payload_bytes[37..61];
let ciphertext = &payload_bytes[61..109];
@@ -122,7 +122,7 @@ pub fn unwrap_recovery_qr_with_params(
pub fn recovery_qr_to_svg(payload: &RecoveryQrPayload) -> String {
use qrcode::{QrCode, EcLevel};
let code = QrCode::with_error_correction_level(payload.bytes.as_ref(), EcLevel::M)
.expect("109-byte payload always fits QR version 6");
.expect("109 bytes fits well within QR v40 capacity at EcLevel::M");
code.render::<qrcode::render::svg::Color>()
.min_dimensions(140, 140)
.build()

7
crates/relicario-wasm/src/lib.rs
View File

@@ -498,11 +498,8 @@ pub fn wasm_generate_recovery_qr(
handle: &SessionHandle,
passphrase: &str,
) -> Result<String, JsError> {
let image_secret_bytes = session::with_image_secret(handle.0, |s| s.to_vec())
.ok_or_else(|| JsError::new("invalid or locked session handle"))?;
let image_secret: &[u8; 32] = image_secret_bytes.as_slice().try_into()
.map_err(|_| JsError::new("image_secret must be 32 bytes"))?;
let payload = generate_recovery_qr(passphrase, image_secret)
let payload = session::with_image_secret(handle.0, |s| generate_recovery_qr(passphrase, s))
.ok_or_else(|| JsError::new("invalid or locked session handle"))?
.map_err(|e| JsError::new(&e.to_string()))?;
Ok(recovery_qr_to_svg(&payload))
}