NETWRITE(3)
NAME
netwrite - send a message on a socket
SYNOPSIS
#include "net.h" int netwrite (int s, char *buf, int nbytes); ssize_t netwrite_timeout (int s, void *buf, size_t nbytes, int time- out);
DESCRIPTION
netwrite sends a message on a socket.
RETURN VALUE
This routine returns the number of bytes if the operation was successful, 0 if the connection was closed by the remote end or -1 if the operation failed. In the latter case, serrno is set appropriately.
ERRORS
EINTR The function was interrupted by a signal.
EBADF s is not a valid descriptor.
- EAGAIN The socket is non-blocking and there is no space available
- in the system buffers for the message.
- EFAULT buf is not a valid pointer.
- EINVAL nbytes is negative or zero.
- ENOTSOCK s is not a socket.
- SECONNDROP Connection closed by remote end.
- SETIMEDOUT Timed out.
SEE ALSO
AUTHOR
- LCG Grid Deployment Team