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