RFIO_READ
Section: Rfio Library Functions (3)
Updated: $Date: 2005/03/31 13:13:03 $
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NAME
rfio_read - reads in a file
SYNOPSIS
#include <sys/types.h>
#include "rfio_api.h"
int rfio_read (int s, void *ptr, int size);
DESCRIPTION
rfio_read
reads in the file and store in
ptr,
a pointer to the memory location in which to place the information,
size
bytes, using the descriptor
s
generated by a previous
rfio_open.
RETURN VALUE
This routine returns -1 if the operation failed or the number of bytes actually read. In case of failure,
serrno
is set appropriately.
ERRORS
- EBADF
-
s
is not a valid descriptor.
- SENOSHOST
-
Host unknown.
- SENOSSERV
-
Service unknown.
- SETIMEDOUT
-
Timed out.
- SEBADVERSION
-
Version ID mismatch.
- SECONNDROP
-
Connection closed by remote end.
- SECOMERR
-
Communication error.
- SENORCODE
-
Host did not return error number.
SEE ALSO
rfio_open(3)
AUTHOR
LCG Grid Deployment Team