tfGetSendBytesLeft

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#include <trsocket.h>

int tfGetSendBytesLeft

(int socketDescriptor);

Function Description

This function is used to retrieve the number of bytes left to be written in a socket's send queue.

Parameters

• socketDescriptor

  The socket descriptor that corresponds to the send queue of interest.

Returns

• >= 0

  The number of bytes waiting to be written in the socket's send queue.

• TM_SOCKET_ERROR

  Failure.

Note:

TM_SOCKET_ERROR means that this socket call has failed and the errorCode has been set on the socket itself. To retrieve the socket error the user must call tfGetSocketError(socketDescriptor).

Possible socket errors

• TM_EBADF

  'socketDescriptor' is not a valid descriptor.

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