keyctl_clear − clear a keyring
#include <keyutils.h>
long keyctl_clear(key_serial_t keyring);
keyctl_clear() clears the contents of a keyring.
The caller must have write permission on a keyring to be able to clear it.
On success keyctl_clear() returns 0. On error, the value -1 will be returned and errno will have been set to an appropriate error.
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The keyring specified had been revoked.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. |
This is a library function that can be found in libkeyutils. When linking, −lkeyutils should be specified to the linker.
keyctl(1), add_key(2), keyctl(2), request_key(2), keyctl(3), keyrings(7), keyutils(7)