public void Read(ref Package pkg)
{
lock (locker)
{
byte[] bytes = new byte[4];
fs.Read(bytes, 0, 4);
var ol = BitConverter.ToInt32(bytes);
fs.Read(bytes, 0, bytes.Length);
var cl = BitConverter.ToInt32(bytes);
pkg.originBytes = SharedMemory.Rent(ol);
pkg.originLength = ol;
pkg.codedBytes = SharedMemory.Rent(cl);
pkg.codedLength = cl;
fs.Read(pkg.codedBytes, 0, pkg.codedLength);
}
}
//static byte[] b1 = new byte[1024 * 1024 * 10];
//static byte[] b2 = new byte[1024 * 1024 * 3];
public static void GetBytes(ref Package pkg)
{
// 后期如果加入 pkg 的 header 与 tailer 就在此处修改
pkg.originLength = pkg.msgsAsBytesLength;
pkg.originBytes = SharedMemory.Rent(pkg.originLength);
//pkg.originBytes = b1;
int offset = 0;
foreach (var msg in pkg.GetMessages())
{
CopyMsgToArray(msg, pkg.originBytes, ref offset);
}
// 部分短数据压缩后反而会更长
pkg.codedBytes = SharedMemory.Rent(pkg.originLength + 100);
//pkg.codedBytes = b2;
Compress(pkg.originBytes, pkg.originLength, ref pkg.codedBytes, ref pkg.codedLength);
}