KEYCTL_CLEAR(3) Linux Key Management Calls KEYCTL_CLEAR(3)
NAME
keyctl_clear - Clear a keyring
SYNOPSIS
#include <keyutils.h>
long keyctl_clear(key_serial_t keyring);
DESCRIPTION
keyctl_clear() clears the contents of a keyring.
The caller must have write permission on a keyring to be able clear it.
RETURN VALUE
On success keyctl_clear() returns 0. On error, the value -1 will be returned and errno will have been set to an appropriate error.
ERRORS
ENOKEY The keyring specified is invalid.
EKEYEXPIRED
The keyring specified has expired.
EKEYREVOKED
The keyring specified had been revoked.
EACCES The keyring exists, but is not writable by the calling process.
LINKING
This is a library function that can be found in libkeyutils. When linking, -lkeyutils should be specified to the linker.
SEE ALSO
keyctl(1),
add_key(2),
keyctl(2),
request_key(2),
keyctl_get_keyring_ID(3),
keyctl_join_session_keyring(3),
keyctl_update(3),
keyctl_revoke(3),
keyctl_chown(3),
keyctl_setperm(3),
keyctl_describe(3),
keyctl_link(3),
keyctl_unlink(3),
keyctl_search(3),
keyctl_read(3),
keyctl_instantiate(3),
keyctl_negate(3),
keyctl_set_reqkey_keyring(3),
keyctl_set_timeout(3),
keyctl_assume_authority(3),
keyctl_describe_alloc(3),
keyctl_read_alloc(3),
request-key(8)
Linux 4 May 2006 KEYCTL_CLEAR(3)
