public static void PushData(Stream input, int bufferSize, CallPushData callback)
{
if (input != null)
{
if (bufferSize <= 0)
{
bufferSize = 1024;
}
byte[] data = null;
int totalLen = (int)input.Length;
int bytesRead = 0;
int bytesReaded = 0;
int pos = 0;
while (pos < totalLen)
{
if (bufferSize > (totalLen - pos))
{
bufferSize = totalLen - pos;
}
data = new byte[bufferSize];
bytesRead = input.Read(data, 0, bufferSize);
bytesReaded = bytesReaded + bytesRead;
pos = pos + bytesRead;
callback(totalLen, bytesReaded, data);
}
}
}
public static void PushData(string filename, int bufferSize, CallPushData callback)
{
if (File.Exists(filename))
{
FileStream fs = new FileStream(filename, FileMode.Open, FileAccess.Read);
PushData(fs, bufferSize, callback);
}
}
