public static int try_write(UVStreamHandle handle, uv_buf_t[] bufs, int nbufs)
{
handle.Validate();
var count = uv_try_write(handle, bufs, nbufs);
ThrowIfErrored(count);
return(count);
}
private unsafe static void UVReadCb(IntPtr handle, int nread, ref UVIntrop.uv_buf_t buf)
{
UVException ex;
UVIntrop.Check(nread, out ex);
UVStreamHandle target = FromIntPtr <UVStreamHandle>(handle);
if (target == null)
{
throw new UVException("流已释放");
}
target.mReadCallback(target, nread, ex, ref buf, target.mReadCallbackState);
}
/// <summary>
/// 写入数据
/// </summary>
/// <param name="request"></param>
/// <param name="callback"></param>
/// <param name="state"></param>
internal unsafe void Write(UVStreamHandle server, Action <UVWriteRequest, Int32, UVException, object> callback, object state)
{
try
{
this.mWriteCallback = callback;
this.mWriteCallbackState = state;
UVIntrop.write(this, server, this.mBuffer, this.mOffset, mOnWrite);
}
catch
{
this.UnpinGCHandles();
throw;
}
}
private static void UVAllocCb(IntPtr handle, int suggestedSize, out UVIntrop.uv_buf_t buf)
{
UVStreamHandle target = FromIntPtr <UVStreamHandle>(handle);
if (target == null)
{
throw new UVException("流已释放");
}
try
{
buf = target.mAllocCallback(target, suggestedSize, target.mAllocCallbackState);
}
catch (Exception ex)
{
//todo:清理操作
throw new UVException("分配内存出错," + ex.Message);
}
}
unsafe public static extern int uv_write2(UVWriteRequest req, UVStreamHandle handle, uv_buf_t *bufs, int nbufs, UVStreamHandle sendHandle, uv_write_cb cb);
public static extern int uv_try_write(UVStreamHandle handle, uv_buf_t[] bufs, int nbufs);
public static extern int uv_read_stop(UVStreamHandle handle);
public extern static int uv_read_start(UVStreamHandle handle, uv_alloc_cb alloc_cb, uv_read_cb read_cb);
public static extern int uv_accept(UVStreamHandle server, UVStreamHandle client);
public static extern int uv_listen(UVStreamHandle handle, int backlog, uv_connection_cb cb);
public unsafe static void write2(UVWriteRequest req, UVStreamHandle handle, uv_buf_t *bufs, int nbufs, UVStreamHandle sendHandle, uv_write_cb cb)
{
req.Validate();
handle.Validate();
ThrowIfErrored(uv_write2(req, handle, bufs, nbufs, sendHandle, cb));
}
public static void read_stop(UVStreamHandle handle)
{
handle.Validate();
ThrowIfErrored(uv_read_stop(handle));
}
public static void read_start(UVStreamHandle handle, uv_alloc_cb alloc_cb, uv_read_cb read_cb)
{
handle.Validate();
ThrowIfErrored(uv_read_start(handle, alloc_cb, read_cb));
}
public static void accept(UVStreamHandle server, UVStreamHandle client)
{
server.Validate();
client.Validate();
ThrowIfErrored(uv_accept(server, client));
}
public static void listen(UVStreamHandle handle, int backlog, uv_connection_cb cb)
{
handle.Validate();
ThrowIfErrored(uv_listen(handle, backlog, cb));
}
