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Don't hardcode signature length

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This commit is contained in:
Cameron Gutman 2023-11-29 22:32:00 -06:00
parent ca82cd9752
commit 7d77e1c1f2
1 changed files with 2 additions and 4 deletions
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6
app/src/main/java/com/limelight/nvstream/http/PairingManager.java
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@ -116,9 +116,7 @@ public class PairingManager {
Signature sig = Signature.getInstance("SHA256withRSA"); Signature sig = Signature.getInstance("SHA256withRSA");
sig.initSign(key); sig.initSign(key);
sig.update(data); sig.update(data);
byte[] signature = new byte[256]; return sig.sign();
sig.sign(signature, 0, signature.length);
return signature;
} catch (NoSuchAlgorithmException | SignatureException | InvalidKeyException e) { } catch (NoSuchAlgorithmException | SignatureException | InvalidKeyException e) {
e.printStackTrace(); e.printStackTrace();
throw new RuntimeException(e); throw new RuntimeException(e);
@ -245,7 +243,7 @@ public class PairingManager {
// Get the server's signed secret // Get the server's signed secret
byte[] serverSecretResp = hexToBytes(NvHTTP.getXmlString(secretResp, "pairingsecret", true)); byte[] serverSecretResp = hexToBytes(NvHTTP.getXmlString(secretResp, "pairingsecret", true));
byte[] serverSecret = Arrays.copyOfRange(serverSecretResp, 0, 16); byte[] serverSecret = Arrays.copyOfRange(serverSecretResp, 0, 16);
byte[] serverSignature = Arrays.copyOfRange(serverSecretResp, 16, 272); byte[] serverSignature = Arrays.copyOfRange(serverSecretResp, 16, serverSecretResp.length);
// Ensure the authenticity of the data // Ensure the authenticity of the data
if (!verifySignature(serverSecret, serverSignature, serverCert)) { if (!verifySignature(serverSecret, serverSignature, serverCert)) {