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make _keyid.js work with older node versions (4.x)

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This commit is contained in:
Will Boyce 2018-10-25 15:12:48 +01:00 committed by Will Boyce
parent 15485bfec7
commit b7ed3f5c1d
1 changed files with 5 additions and 5 deletions
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10
scripts/_keyid.js
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@ -27,19 +27,19 @@ var base32 = (function() {
return function(plain) {
if (!Buffer.isBuffer(plain)) {
plain = Buffer.alloc(plain);
plain = new Buffer(plain);
}
var i = 0;
var j = 0;
var shiftIndex = 0;
var digit = 0;
var encoded = Buffer.alloc(quintetCount(plain) * 8);
var encoded = new Buffer(quintetCount(plain) * 8);
/* byte by byte isn't as pretty as quintet by quintet but tests a bit
faster. will have to revisit. */
while(i < plain.length) {
var current = plain[i];
if(shiftIndex > 3) {
digit = current & (0xff >> shiftIndex);
shiftIndex = (shiftIndex + 5) % 8;
@ -48,10 +48,10 @@ var base32 = (function() {
i++;
} else {
digit = (current >> (8 - (shiftIndex + 5))) & 0x1f;
shiftIndex = (shiftIndex + 5) % 8;
shiftIndex = (shiftIndex + 5) % 8;
if(shiftIndex == 0) i++;
}
encoded[j] = charTable.charCodeAt(digit);
j++;
}