mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
109 lines
3.7 KiB
Plaintext
109 lines
3.7 KiB
Plaintext
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "nsISupports.idl"
|
|
interface nsIInputStream;
|
|
interface nsIKeyObject;
|
|
|
|
/**
|
|
* nsICryptoHMAC
|
|
* This interface provides HMAC signature algorithms.
|
|
*/
|
|
|
|
[scriptable, uuid(8FEB4C7C-1641-4a7b-BC6D-1964E2099497)]
|
|
interface nsICryptoHMAC : nsISupports
|
|
{
|
|
/**
|
|
* Hashing Algorithms. These values are to be used by the
|
|
* |init| method to indicate which hashing function to
|
|
* use. These values map onto the values defined in
|
|
* mozilla/security/nss/lib/softoken/pkcs11t.h and are
|
|
* switched to CKM_*_HMAC constant.
|
|
*/
|
|
const short MD2 = 1;
|
|
const short MD5 = 2;
|
|
const short SHA1 = 3;
|
|
const short SHA256 = 4;
|
|
const short SHA384 = 5;
|
|
const short SHA512 = 6;
|
|
|
|
/**
|
|
* Initialize the hashing object. This method may be
|
|
* called multiple times with different algorithm types.
|
|
*
|
|
* @param aAlgorithm the algorithm type to be used.
|
|
* This value must be one of the above valid
|
|
* algorithm types.
|
|
*
|
|
* @param aKeyObject
|
|
* Object holding a key. To create the key object use for instance:
|
|
* var keyObject = Components.classes["@mozilla.org/security/keyobjectfactory;1"]
|
|
* .getService(Components.interfaces.nsIKeyObjectFactory)
|
|
* .keyFromString(Components.interfaces.nsIKeyObject.HMAC, rawKeyData);
|
|
*
|
|
* WARNING: This approach is not FIPS compliant.
|
|
*
|
|
* @throws NS_ERROR_INVALID_ARG if an unsupported algorithm
|
|
* type is passed.
|
|
*
|
|
* NOTE: This method must be called before any other method
|
|
* on this interface is called.
|
|
*/
|
|
void init(in unsigned long aAlgorithm, in nsIKeyObject aKeyObject);
|
|
|
|
/**
|
|
* @param aData a buffer to calculate the hash over
|
|
*
|
|
* @param aLen the length of the buffer |aData|
|
|
*
|
|
* @throws NS_ERROR_NOT_INITIALIZED if |init| has not been
|
|
* called.
|
|
*/
|
|
void update([const, array, size_is(aLen)] in octet aData, in unsigned long aLen);
|
|
|
|
/**
|
|
* Calculates and updates a new hash based on a given data stream.
|
|
*
|
|
* @param aStream an input stream to read from.
|
|
*
|
|
* @param aLen how much to read from the given |aStream|. Passing
|
|
* UINT32_MAX indicates that all data available will be used
|
|
* to update the hash.
|
|
*
|
|
* @throws NS_ERROR_NOT_INITIALIZED if |init| has not been
|
|
* called.
|
|
*
|
|
* @throws NS_ERROR_NOT_AVAILABLE if the requested amount of
|
|
* data to be calculated into the hash is not available.
|
|
*
|
|
*/
|
|
void updateFromStream(in nsIInputStream aStream, in unsigned long aLen);
|
|
|
|
/**
|
|
* Completes this HMAC object and produces the actual HMAC diegest data.
|
|
*
|
|
* @param aASCII if true then the returned value is a base-64
|
|
* encoded string. if false, then the returned value is
|
|
* binary data.
|
|
*
|
|
* @return a hash of the data that was read by this object. This can
|
|
* be either binary data or base 64 encoded.
|
|
*
|
|
* @throws NS_ERROR_NOT_INITIALIZED if |init| has not been
|
|
* called.
|
|
*
|
|
* NOTE: This method may be called any time after |init|
|
|
* is called. This call resets the object to its
|
|
* pre-init state.
|
|
*/
|
|
ACString finish(in boolean aASCII);
|
|
|
|
/**
|
|
* Reinitialize HMAC context to be reused with the same
|
|
* settings (the key and hash algorithm) but on different
|
|
* set of data.
|
|
*/
|
|
void reset();
|
|
};
|