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sha256: minor.

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This commit is contained in:
Christopher Jeffrey 2017-07-16 00:06:01 -07:00
parent 94b5487847
commit 20da155a08
No known key found for this signature in database
GPG Key ID: 8962AB9DE6666BBD
1 changed files with 7 additions and 9 deletions
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16
lib/crypto/sha256.js
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@ -18,14 +18,9 @@
const DESC = Buffer.allocUnsafe(8);
const BUFFER64 = Buffer.allocUnsafe(64);
let K, PADDING;
let ctx, mctx;
const PADDING = Buffer.allocUnsafe(64);
PADDING = Buffer.allocUnsafe(64);
PADDING.fill(0);
PADDING[0] = 0x80;
K = [
const K = [
0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
@ -44,6 +39,9 @@ K = [
0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
];
PADDING.fill(0);
PADDING[0] = 0x80;
/**
* SHA256
* @alias module:crypto/sha256.SHA256
@ -341,8 +339,8 @@ function readU32(buf, offset) {
* Context Helpers
*/
ctx = new SHA256();
mctx = new SHA256Hmac();
const ctx = new SHA256();
const mctx = new SHA256Hmac();
/**
* Hash buffer with sha256.