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Add a tcp_socket_queuelen() function that returns the length of the current TCP output queue

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This commit is contained in:
Adam Dunkels 2016-10-31 22:11:34 +01:00
parent 6ab9822fc2
commit f11d344d4d
2 changed files with 18 additions and 0 deletions
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12
core/net/ip/tcp-socket.h
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@ -284,4 +284,16 @@ int tcp_socket_unregister(struct tcp_socket *s);
*/
int tcp_socket_max_sendlen(struct tcp_socket *s);
/**
* \brief The number of bytes waiting to be sent
* \param s A pointer to a TCP socket
* \return The number of bytes that have not yet been acknowledged by the receiver.
*
* This function queries the TCP socket and returns the
* number of bytes that are currently not yet known to
* have been successfully received by the receiver.
*
*/
int tcp_socket_queuelen(struct tcp_socket *s);
#endif /* TCP_SOCKET_H */