function done() {
stream.removeAllListeners('data');
stream.removeAllListeners('error');
if (callback)
callback(null, chunks, total);
stream.locked = false;
var deferred = stream.lockQueue.shift();
if (deferred)
deferred();
};
utils.resetZlibStream = function resetZlibStream(stream, callback) {
if (stream.locked) {
stream.lockQueue.push(function() {
resetZlibStream(stream, callback);
});
return;
}
stream.reset();
stream.lockQueue = [];
callback(null);
};
utils.zstream = function zstream(stream, buffer, callback) {
var chunks = [],
total = 0;
if (stream.locked) {
stream.lockQueue.push(function() {
zstream(stream, buffer, callback);
});
return;
}
stream.locked = true;
function collect(chunk) {
chunks.push(chunk);
total += chunk.length;
}
stream.on('data', collect);
stream.write(buffer, done);
function done() {
stream.removeAllListeners('data');
stream.removeAllListeners('error');
if (callback)
callback(null, chunks, total);
stream.locked = false;
var deferred = stream.lockQueue.shift();
if (deferred)
deferred();
};
stream.once('error', function(err) {
stream.removeAllListeners('data');
callback(err);
callback = null;
});
};