отозвать ключ (revoke a key)
Имя (Name)
keyctl_revoke - revoke a key
Синопсис (Synopsis)
#include <keyutils.h>
long keyctl_revoke(key_serial_t
key);
Описание (Description)
keyctl_revoke
() marks a key as being revoked.
After this operation has been performed on a key, attempts to
access it will meet with error EKEYREVOKED
.
The caller must have write
permission on a key to be able to
revoke it.
Возвращаемое значение (Return value)
On success keyctl_revoke
() returns 0
. On error, the value -1
will be returned and errno will have been set to an appropriate
error.
Ошибки (Error)
ENOKEY
The specified key does not exist.
EKEYREVOKED
The key has already been revoked.
EACCES
The named key exists, but is not writable
by the calling
process.
Ссылки (Linking)
This is a library function that can be found in libkeyutils.
When linking, -lkeyutils
should be specified to the linker.
Смотри также (See also)
keyctl(1), add_key(2), keyctl(2), request_key(2), keyctl(3),
keyrings(7), keyutils(7)