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DPNS_OPENDIR(3) DPNS Library Functions DPNS_OPENDIR(3)

NAME

dpns_opendir - open a DPNS directory in the name server

SYNOPSIS

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

dpns_DIR *dpns_opendir (const char *path)

DESCRIPTION

dpns_opendir opens a DPNS directory in the name server to be used in subsequent dpns_readdir operations. A dpns_DIR structure and a buffer to cache the directory entries are allocated in the client API.

specifies the logical pathname relative to the current DPNS directory or the full DPNS pathname.

RETURN VALUE

This routine returns a pointer to be used in the subsequent directory function calls if the operation was successful or NULL if the operation failed. In the latter case, serrno is set appropriately.

ERRORS

A component of path prefix does not exist or path is a null pathname.
Search permission is denied on a component of the path prefix or read permission is denied on path.
path is a NULL pointer.
A component of path prefix is not a directory.
The length of path exceeds CA_MAXPATHLEN or the length of a path component exceeds CA_MAXNAMELEN.
Host unknown.
Service unknown.
Communication error.
Name server is not running or is being shutdown.

SEE ALSO

Castor_limits(4), dpns_chdir(3), dpns_closedir(3), dpns_readdir(3), dpns_readdirx(3), dpns_rewinddir(3)

AUTHOR

LCG Grid Deployment Team

$Date: 2001/10/04 12:12:46 $ DPNS