platform_system_core/libkeyutils/include/keyutils.h
Xiaoyong Zhou 4a5c352e6d Add a tool to add keys to keyring.
This CL adds a binary to load keys to a keyring.

Bug: 112038861
Test: mini-keyctl -k .fsverity -c PATH_CONTAINER_CERTS
Test: cat /proc/keys and find the newly added keys
Change-Id: Iead68618ea194e9412616c5c6cff885e3cf78520
2019-01-30 13:08:31 -08:00

60 lines
2.2 KiB
C

/*
* Copyright (C) 2017 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _KEYUTILS_H_
#define _KEYUTILS_H_
#include <linux/keyctl.h>
#include <stdint.h>
#include <sys/cdefs.h>
__BEGIN_DECLS
typedef int32_t key_serial_t;
key_serial_t add_key(const char* type, const char* description, const void* payload,
size_t payload_length, key_serial_t ring_id);
key_serial_t keyctl_get_keyring_ID(key_serial_t id, int create);
long keyctl_revoke(key_serial_t id); /* TODO: remove this */
long keyctl_search(key_serial_t ring_id, const char* type, const char* description,
key_serial_t dest_ring_id);
long keyctl_setperm(key_serial_t id, int permissions);
long keyctl_unlink(key_serial_t key, key_serial_t keyring);
long keyctl_restrict_keyring(key_serial_t keyring, const char* type, const char* restriction);
long keyctl_get_security(key_serial_t key, char* buffer, size_t buflen);
__END_DECLS
#endif