dpns_getgrpbygid3
Get group name associated with a given virtual gid
Usage
#include <sys/types.h>
#include "dpns_api.h"
int dpns_getgrpbygid (gid_t gid, char *groupname)
Overview
dpns_getgrpbygid gets the group name associated with a given virtual gid.
- gid
-
specifies the Virtual Group Id.
- groupname
-
points at a buffer to receive the associated group name. The buffer must be at least 256 characters long.
Return value
This routine returns 0 if the operation was successful or -1 if the operation failed. In the latter case, serrno is set appropriately.
Errors
EFAULT
|
groupname is a NULL pointer. |
|---|---|
EINVAL
|
This gid does not exist in the internal mapping table. |
SENOSHOST
|
Host unknown. |
SENOSSERV
|
Service unknown. |
SECOMERR
|
Communication error. |
ENSNACT
|
Name server is not running or is being shutdown. |
Releases
Unchanged in 5 releases since Debian 6.0 (Squeeze).