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-rw-r--r--services/crypto/modules/utils.js82
1 files changed, 43 insertions, 39 deletions
diff --git a/services/crypto/modules/utils.js b/services/crypto/modules/utils.js
index c17f5dfa1..e3a77ad0a 100644
--- a/services/crypto/modules/utils.js
+++ b/services/crypto/modules/utils.js
@@ -77,43 +77,6 @@ this.CryptoUtils = {
},
/**
- * UTF-8 encode a message and perform a SHA-1 over it.
- *
- * @param message
- * (string) Buffer to perform operation on. Should be a JS string.
- * It is possible to pass in a string representing an array
- * of bytes. But, you probably don't want to UTF-8 encode
- * such data and thus should not be using this function.
- *
- * @return string
- * Raw bytes constituting SHA-1 hash. Value is a JS string. Each
- * character is the byte value for that offset. Returned string
- * always has .length == 20.
- */
- UTF8AndSHA1: function UTF8AndSHA1(message) {
- let hasher = Cc["@mozilla.org/security/hash;1"]
- .createInstance(Ci.nsICryptoHash);
- hasher.init(hasher.SHA1);
-
- return CryptoUtils.digestUTF8(message, hasher);
- },
-
- sha1: function sha1(message) {
- return CommonUtils.bytesAsHex(CryptoUtils.UTF8AndSHA1(message));
- },
-
- sha1Base32: function sha1Base32(message) {
- return CommonUtils.encodeBase32(CryptoUtils.UTF8AndSHA1(message));
- },
-
- sha256(message) {
- let hasher = Cc["@mozilla.org/security/hash;1"]
- .createInstance(Ci.nsICryptoHash);
- hasher.init(hasher.SHA256);
- return CommonUtils.bytesAsHex(CryptoUtils.digestUTF8(message, hasher));
- },
-
- /**
* Produce an HMAC key object from a key string.
*/
makeHMACKey: function makeHMACKey(str) {
@@ -187,9 +150,8 @@ this.CryptoUtils = {
hmacAlg=Ci.nsICryptoHMAC.SHA1, hmacLen=20) {
// We don't have a default in the algo itself, as NSS does.
- // Use the constant.
if (!dkLen) {
- dkLen = SYNC_KEY_DECODED_LENGTH;
+ throw new Error("dkLen should be defined");
}
function F(S, c, i, h) {
@@ -551,6 +513,48 @@ this.CryptoUtils = {
};
+/**
+ * Hashing Algorithms SHA-X.
+ * These values map directly onto the values defined
+ * in netwerk/base/nsICryptoHash.idl.
+ */
+let shaX = ["1", "256", "384", "512", "224"];
+
+for (let shaIdx = 0, shaIdxLen = shaX.length; shaIdx < shaIdxLen; shaIdx++) {
+ let shaXIdx = shaX[shaIdx];
+
+ /**
+ * UTF-8 encode a message and perform a SHA-X over it.
+ *
+ * @param message
+ * (string) Buffer to perform operation on. Should be a JS string.
+ * It is possible to pass in a string representing an array
+ * of bytes. But, you probably don't want to UTF-8 encode
+ * such data and thus should not be using this function.
+ *
+ * @return string
+ * Raw bytes constituting SHA-X hash. Value is a JS string.
+ * Each character is the byte value for that offset.
+ */
+ CryptoUtils["UTF8AndSHA" + shaXIdx] = function (message) {
+ let hasher = Cc["@mozilla.org/security/hash;1"]
+ .createInstance(Ci.nsICryptoHash);
+ hasher.init(hasher["SHA" + shaXIdx]);
+
+ return CryptoUtils.digestUTF8(message, hasher);
+ };
+
+ CryptoUtils["sha" + shaXIdx] = function (message) {
+ return CommonUtils.bytesAsHex(
+ CryptoUtils["UTF8AndSHA" + shaXIdx](message));
+ };
+
+ CryptoUtils["sha" + shaXIdx + "Base32"] = function (message) {
+ return CommonUtils.encodeBase32(
+ CryptoUtils["UTF8AndSHA" + shaXIdx](message));
+ };
+}
+
XPCOMUtils.defineLazyGetter(CryptoUtils, "_utf8Converter", function() {
let converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"]
.createInstance(Ci.nsIScriptableUnicodeConverter);