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.
- path
-
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
- ENOENT
-
A component of path prefix does not exist or path is a null pathname.
- EACCES
-
Search permission is denied on a component of the path prefix or read permission is denied on path.
- EFAULT
-
path is a NULL pointer.
- ENOTDIR
-
A component of path prefix is not a directory.
- ENAMETOOLONG
-
The length of path exceeds CA_MAXPATHLEN or the length of a path component exceeds CA_MAXNAMELEN.
- SENOSHOST
-
Host unknown.
- SENOSSERV
-
Service unknown.
- SECOMERR
-
Communication error.
- ENSNACT
-
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