NAME¶
dpns_getgrpbygid - get group name associated with a given virtual gid
SYNOPSIS¶
#include <sys/types.h>
#include "dpns_api.h"
int dpns_getgrpbygid (gid_t gid, char
*groupname)
DESCRIPTION¶
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.