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// SPDX-License-Identifier: GPL-2.0
/*
* Machine keyring routines.
*
* Copyright (c) 2021, Oracle and/or its affiliates.
*/
#include "../integrity.h"
static __init int machine_keyring_init(void)
{
int rc;
rc = integrity_init_keyring(INTEGRITY_KEYRING_MACHINE);
if (rc)
return rc;
pr_notice("Machine keyring initialized\n");
return 0;
}
device_initcall(machine_keyring_init);
void __init add_to_machine_keyring(const char *source, const void *data, size_t len)
{
key_perm_t perm;
int rc;
perm = (KEY_POS_ALL & ~KEY_POS_SETATTR) | KEY_USR_VIEW;
rc = integrity_load_cert(INTEGRITY_KEYRING_MACHINE, source, data, len, perm);
/*
* Some MOKList keys may not pass the machine keyring restrictions.
* If the restriction check does not pass and the platform keyring
* is configured, try to add it into that keyring instead.
*/
if (rc && IS_ENABLED(CONFIG_INTEGRITY_PLATFORM_KEYRING))
rc = integrity_load_cert(INTEGRITY_KEYRING_PLATFORM, source,
data, len, perm);
if (rc)
pr_info("Error adding keys to machine keyring %s\n", source);
}
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