NETWRITE
Section: Common Library Functions (3)
Updated: $Date: 2005/03/29 09:27:19 $
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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 timeout);
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
send(2),
neterror(3)
AUTHOR
LCG Grid Deployment Team