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RFIO_PREAD(3) Rfio Library Functions RFIO_PREAD(3)

NAME

rfio_pread - reads in a file

SYNOPSIS

#include <sys/types.h>
#include "rfio_api.h"

int rfio_pread (char *ptr, int size, int items, FILE *fd);

DESCRIPTION

rfio_pread reads items times size bytes, using the descriptor fd generated by a previous rfio_popen and strore them at location ptr.

RETURN VALUE

This routine returns -1 if the operation failed or the number of items actually read. In case of failure, serrno is set appropriately.

ERRORS

EBADF
fd is a NULL pointer.
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_popen(3)

AUTHOR

LCG Grid Deployment Team
$Date: 2008/09/24 11:25:01 $ LCG