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buffer: reapply 07c0667 #2487

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buffer: reapply 07c0667 #2487

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11 changes: 11 additions & 0 deletions lib/buffer.js
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,15 @@ function createPool() {
}


function alignPool() {
// Ensure aligned slices
if (poolOffset & 0x7) {
poolOffset |= 0x7;
poolOffset++;
}
}


function Buffer(arg) {
// Common case.
if (typeof arg === 'number') {
Expand Down Expand Up @@ -66,6 +75,7 @@ function allocate(size) {
createPool();
var b = binding.slice(allocPool, poolOffset, poolOffset + size);
poolOffset += size;
alignPool();
return b;
} else {
return binding.create(size);
Expand All @@ -86,6 +96,7 @@ function fromString(string, encoding) {
var actual = allocPool.write(string, poolOffset, encoding);
var b = binding.slice(allocPool, poolOffset, poolOffset + actual);
poolOffset += actual;
alignPool();
return b;
}

Expand Down