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 to 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The keyring specified had been revoked.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(3), keyrings(7), keyutils(7)