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Added NO-HASH option for ECDSA, for cases the data is already hashed #82

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Added NO-HASH option for ECDSA, for cases the data is already hashed #82

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3 changes: 3 additions & 0 deletions src/mechs/ec/crypto.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -156,6 +156,9 @@ export class EcCrypto implements types.IContainer {
}

public prepareData(hashAlgorithm: string, data: Buffer): Buffer {
if (hashAlgorithm === "NO-HASH") {
return utils.prepareData(data)
} else {
// use nodejs crypto for digest calculating
return utils.digest(hashAlgorithm.replace("-", ""), data);
}
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3 changes: 3 additions & 0 deletions src/mechs/ec/ec_dsa.ts
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Expand Up @@ -116,6 +116,9 @@ export class EcdsaProvider extends core.EcdsaProvider implements types.IContaine
case "SHA-512":
algName = "ECDSA_SHA512";
break;
case "NO-HASH":
algName = "ECDSA";
break;
default:
throw new core.OperationError(`Cannot create PKCS11 mechanism from algorithm '${hashAlg}'`);
}
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