| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132 |
- // SPDX-License-Identifier: GPL-2.0-or-later
- /* 32-bit compatibility syscall for 64-bit systems
- *
- * Copyright (C) 2004-5 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells ([email protected])
- */
- #include <linux/syscalls.h>
- #include <linux/keyctl.h>
- #include <linux/compat.h>
- #include <linux/slab.h>
- #include "internal.h"
- /*
- * The key control system call, 32-bit compatibility version for 64-bit archs
- */
- COMPAT_SYSCALL_DEFINE5(keyctl, u32, option,
- u32, arg2, u32, arg3, u32, arg4, u32, arg5)
- {
- switch (option) {
- case KEYCTL_GET_KEYRING_ID:
- return keyctl_get_keyring_ID(arg2, arg3);
- case KEYCTL_JOIN_SESSION_KEYRING:
- return keyctl_join_session_keyring(compat_ptr(arg2));
- case KEYCTL_UPDATE:
- return keyctl_update_key(arg2, compat_ptr(arg3), arg4);
- case KEYCTL_REVOKE:
- return keyctl_revoke_key(arg2);
- case KEYCTL_DESCRIBE:
- return keyctl_describe_key(arg2, compat_ptr(arg3), arg4);
- case KEYCTL_CLEAR:
- return keyctl_keyring_clear(arg2);
- case KEYCTL_LINK:
- return keyctl_keyring_link(arg2, arg3);
- case KEYCTL_UNLINK:
- return keyctl_keyring_unlink(arg2, arg3);
- case KEYCTL_SEARCH:
- return keyctl_keyring_search(arg2, compat_ptr(arg3),
- compat_ptr(arg4), arg5);
- case KEYCTL_READ:
- return keyctl_read_key(arg2, compat_ptr(arg3), arg4);
- case KEYCTL_CHOWN:
- return keyctl_chown_key(arg2, arg3, arg4);
- case KEYCTL_SETPERM:
- return keyctl_setperm_key(arg2, arg3);
- case KEYCTL_INSTANTIATE:
- return keyctl_instantiate_key(arg2, compat_ptr(arg3), arg4,
- arg5);
- case KEYCTL_NEGATE:
- return keyctl_negate_key(arg2, arg3, arg4);
- case KEYCTL_SET_REQKEY_KEYRING:
- return keyctl_set_reqkey_keyring(arg2);
- case KEYCTL_SET_TIMEOUT:
- return keyctl_set_timeout(arg2, arg3);
- case KEYCTL_ASSUME_AUTHORITY:
- return keyctl_assume_authority(arg2);
- case KEYCTL_GET_SECURITY:
- return keyctl_get_security(arg2, compat_ptr(arg3), arg4);
- case KEYCTL_SESSION_TO_PARENT:
- return keyctl_session_to_parent();
- case KEYCTL_REJECT:
- return keyctl_reject_key(arg2, arg3, arg4, arg5);
- case KEYCTL_INSTANTIATE_IOV:
- return keyctl_instantiate_key_iov(arg2, compat_ptr(arg3), arg4,
- arg5);
- case KEYCTL_INVALIDATE:
- return keyctl_invalidate_key(arg2);
- case KEYCTL_GET_PERSISTENT:
- return keyctl_get_persistent(arg2, arg3);
- case KEYCTL_DH_COMPUTE:
- return compat_keyctl_dh_compute(compat_ptr(arg2),
- compat_ptr(arg3),
- arg4, compat_ptr(arg5));
- case KEYCTL_RESTRICT_KEYRING:
- return keyctl_restrict_keyring(arg2, compat_ptr(arg3),
- compat_ptr(arg4));
- case KEYCTL_PKEY_QUERY:
- if (arg3 != 0)
- return -EINVAL;
- return keyctl_pkey_query(arg2,
- compat_ptr(arg4),
- compat_ptr(arg5));
- case KEYCTL_PKEY_ENCRYPT:
- case KEYCTL_PKEY_DECRYPT:
- case KEYCTL_PKEY_SIGN:
- return keyctl_pkey_e_d_s(option,
- compat_ptr(arg2), compat_ptr(arg3),
- compat_ptr(arg4), compat_ptr(arg5));
- case KEYCTL_PKEY_VERIFY:
- return keyctl_pkey_verify(compat_ptr(arg2), compat_ptr(arg3),
- compat_ptr(arg4), compat_ptr(arg5));
- case KEYCTL_MOVE:
- return keyctl_keyring_move(arg2, arg3, arg4, arg5);
- case KEYCTL_CAPABILITIES:
- return keyctl_capabilities(compat_ptr(arg2), arg3);
- case KEYCTL_WATCH_KEY:
- return keyctl_watch_key(arg2, arg3, arg4);
- default:
- return -EOPNOTSUPP;
- }
- }
|
