# Copyright 2015 syzkaller project authors. All rights reserved. # Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file. include include include # key serial number (key_serial_t) resource key[int32]: 0 # key of type "keyring". Note: for now we include KEY_SPEC_REQKEY_AUTH_KEY here # since it should be listed somewhere, though it's not actually a keyring. resource keyring[key]: KEY_SPEC_THREAD_KEYRING, KEY_SPEC_PROCESS_KEYRING, KEY_SPEC_SESSION_KEYRING, KEY_SPEC_USER_KEYRING, KEY_SPEC_USER_SESSION_KEYRING, KEY_SPEC_GROUP_KEYRING, KEY_SPEC_REQKEY_AUTH_KEY, KEY_SPEC_REQUESTOR_KEYRING # key of type "user" resource user_key[key] # key of type "fscrypt-provisioning" resource fscrypt_provisioning_key[key] add_key(type ptr[in, string[key_type]], desc ptr[in, key_desc], payload ptr[in, array[int8], opt], paylen len[payload], keyring keyring[opt]) key add_key$keyring(type ptr[in, string["keyring"]], desc ptr[in, key_desc], payload const[0], paylen const[0], keyring keyring[opt]) keyring add_key$user(type ptr[in, string["user"]], desc ptr[in, key_desc], payload buffer[in], paylen len[payload], keyring keyring[opt]) user_key add_key$fscrypt_provisioning(type ptr[in, string["fscrypt-provisioning"]], desc ptr[in, key_desc], payload ptr[in, fscrypt_provisioning_key_payload], paylen len[payload], keyring keyring[opt]) fscrypt_provisioning_key add_key$fscrypt_v1(type ptr[in, string["logon"]], desc ptr[in, fscrypt_v1_key_description], payload ptr[in, fscrypt_v1_key_payload], paylen len[payload], keyring keyring[opt]) key request_key(type ptr[in, string[key_type]], desc ptr[in, key_desc], callout ptr[in, string], keyring keyring[opt]) key keyctl$get_keyring_id(code const[KEYCTL_GET_KEYRING_ID], key key, create intptr) keyctl$join(code const[KEYCTL_JOIN_SESSION_KEYRING], session ptr[in, key_desc, opt]) keyctl$update(code const[KEYCTL_UPDATE], key key, payload ptr[in, array[int8], opt], paylen len[payload]) keyctl$revoke(code const[KEYCTL_REVOKE], key key) keyctl$describe(code const[KEYCTL_DESCRIBE], key key, desc buffer[out], len len[desc]) keyctl$clear(code const[KEYCTL_CLEAR], keyring keyring) keyctl$link(code const[KEYCTL_LINK], key key, keyring keyring) keyctl$unlink(code const[KEYCTL_UNLINK], key key, keyring keyring) keyctl$search(code const[KEYCTL_SEARCH], key key, type ptr[in, string[key_type]], desc ptr[in, key_desc], destination keyring) keyctl$read(code const[KEYCTL_READ], key key, payload buffer[out], len len[payload]) keyctl$chown(code const[KEYCTL_CHOWN], key key, uid uid, gid gid) # perm is a mask of KEY_POS_VIEW, etc consants, but they cover almost whole int32. keyctl$setperm(code const[KEYCTL_SETPERM], key key, perm flags[key_perm]) keyctl$instantiate(code const[KEYCTL_INSTANTIATE], key key, payload ptr[in, key_instantiate_payload, opt], paylen len[payload], keyring keyring[opt]) keyctl$negate(code const[KEYCTL_NEGATE], key key, timeout intptr, keyring keyring) keyctl$set_reqkey_keyring(code const[KEYCTL_SET_REQKEY_KEYRING], reqkey flags[reqkey_keyring]) keyctl$set_timeout(code const[KEYCTL_SET_TIMEOUT], key key, timeout intptr) keyctl$assume_authority(code const[KEYCTL_ASSUME_AUTHORITY], key key) keyctl$get_security(code const[KEYCTL_GET_SECURITY], key key, label buffer[out], len len[label]) keyctl$session_to_parent(code const[KEYCTL_SESSION_TO_PARENT]) keyctl$reject(code const[KEYCTL_REJECT], key key, timeout intptr, error intptr, keyring keyring) keyctl$instantiate_iov(code const[KEYCTL_INSTANTIATE_IOV], key key, payload ptr[in, array[iovec_in]], len len[payload], ring key) keyctl$invalidate(code const[KEYCTL_INVALIDATE], key key) keyctl$get_persistent(code const[KEYCTL_GET_PERSISTENT], uid uid, keyring keyring) keyctl$dh_compute(code const[KEYCTL_DH_COMPUTE], params ptr[in, keyctl_dh_params], buffer buffer[out], buflen len[buffer], kdf ptr[in, keyctl_kdf_params, opt]) keyctl$restrict_keyring(code const[KEYCTL_RESTRICT_KEYRING], keyring keyring, type ptr[in, string[key_type], opt], restriction ptr[in, string, opt]) keyctl$KEYCTL_PKEY_QUERY(code const[KEYCTL_PKEY_QUERY], key key, arg3 const[0], info ptr[in, string], query ptr[out, array[int8, KEYCTL_PKEY_QUERY_SIZE]]) keyctl$KEYCTL_PKEY_ENCRYPT(code const[KEYCTL_PKEY_ENCRYPT], params ptr[in, keyctl_pkey_params], info ptr[in, keyctl_pkey_info, opt], inout ptr[in, array[int8]], output ptr[out, array[int8]]) keyctl$KEYCTL_PKEY_DECRYPT(code const[KEYCTL_PKEY_DECRYPT], params ptr[in, keyctl_pkey_params], info ptr[in, keyctl_pkey_info, opt], inout ptr[in, array[int8]], output ptr[out, array[int8]]) keyctl$KEYCTL_PKEY_SIGN(code const[KEYCTL_PKEY_SIGN], params ptr[in, keyctl_pkey_params], info ptr[in, keyctl_pkey_info, opt], inout ptr[in, array[int8]], output ptr[out, array[int8]]) keyctl$KEYCTL_PKEY_VERIFY(code const[KEYCTL_PKEY_VERIFY], params ptr[in, keyctl_pkey_params], info ptr[in, keyctl_pkey_info, opt], inout ptr[in, array[int8]], output ptr[in, array[int8]]) keyctl$KEYCTL_RESTRICT_KEYRING(code const[KEYCTL_RESTRICT_KEYRING], key key, type ptr[in, string[key_type], opt], restriction ptr[in, key_restriction, opt]) keyctl$KEYCTL_MOVE(code const[KEYCTL_MOVE], key key, from_keyring keyring, to_keyring keyring, flags flags[keyctl_move_flags]) keyctl$KEYCTL_CAPABILITIES(code const[KEYCTL_CAPABILITIES], buffer ptr[out, array[int8]], buflen len[buffer]) keyctl$KEYCTL_WATCH_KEY(code const[KEYCTL_WATCH_KEY], id key, watch_queue_fd fd_watch_queue, watch_id intptr[0:0xff]) reqkey_keyring = KEY_REQKEY_DEFL_NO_CHANGE, KEY_REQKEY_DEFL_DEFAULT, KEY_REQKEY_DEFL_THREAD_KEYRING, KEY_REQKEY_DEFL_PROCESS_KEYRING, KEY_REQKEY_DEFL_SESSION_KEYRING, KEY_REQKEY_DEFL_USER_KEYRING, KEY_REQKEY_DEFL_USER_SESSION_KEYRING, KEY_REQKEY_DEFL_GROUP_KEYRING, KEY_REQKEY_DEFL_REQUESTOR_KEYRING keyctl_move_flags = KEYCTL_MOVE_EXCL key_perm = KEY_POS_VIEW, KEY_POS_READ, KEY_POS_WRITE, KEY_POS_SEARCH, KEY_POS_LINK, KEY_POS_SETATTR, KEY_USR_VIEW, KEY_USR_READ, KEY_USR_WRITE, KEY_USR_SEARCH, KEY_USR_LINK, KEY_USR_SETATTR, KEY_GRP_VIEW, KEY_GRP_READ, KEY_GRP_WRITE, KEY_GRP_SEARCH, KEY_GRP_LINK, KEY_GRP_SETATTR, KEY_OTH_VIEW, KEY_OTH_READ, KEY_OTH_WRITE, KEY_OTH_SEARCH, KEY_OTH_LINK, KEY_OTH_SETATTR key_type = "asymmetric", "big_key", "blacklist", "ceph", "cifs.idmap", "cifs.spnego", ".dead", "dns_resolver", "encrypted", "id_legacy", "id_resolver", "keyring", "logon", "pkcs7_test", ".request_key_auth", "rxrpc", "rxrpc_s", "syzkaller", "trusted", "user" # "syzP\x00" key_desc { prefix stringnoz["syz"] id proc[' ', 4, int8] z const[0, int8] } keyctl_dh_params { private user_key prime user_key base user_key } keyctl_kdf_params { hashname ptr[in, alg_hash_name] otherinfo ptr[in, array[int8], opt] otherinfolen len[otherinfo, int32] __spare array[const[0, int32], 8] } key_instantiate_payload [ encrypted_new key_encrypted_new encrypted_load key_encrypted_load encrypted_update key_encrypted_update ] [varlen] key_encrypted_new { cmd stringnoz["new "] format stringnoz[key_encrypted_format] sp0 const[' ', int8] key_type stringnoz[key_encrypted_key_type] key_desc stringnoz sp1 const[' ', int8] datalen fmt[dec, int64] z const[0, int8] } [packed] key_encrypted_load { cmd stringnoz["load "] format stringnoz[key_encrypted_format] sp0 const[' ', int8] key_type stringnoz[key_encrypted_key_type] key_desc stringnoz sp1 const[' ', int8] datalen fmt[dec, int64] sp2 const[' ', int8] # TODO: this is something complex: hex-encoded iv of particular length, followed by delim? # followed by something-hex-encoded of some particular length, followed by something more? iv_data array[flags[hex_chars, int8]] z const[0, int8] } [packed] key_encrypted_update { cmd stringnoz["update "] format stringnoz[key_encrypted_format] sp0 const[' ', int8] key_type stringnoz[key_encrypted_key_type] key_desc stringnoz z const[0, int8] } [packed] keyctl_pkey_params { key_id key in_len bytesize[syscall:inout, int32] out_len bytesize[syscall:output, int32] __spare array[const[0, int32], 7] } keyctl_pkey_info { enc stringnoz["enc="] env_val stringnoz[keyctl_pkey_info_enc] hash stringnoz[" hash="] hash_val alg_hash_name } [packed] key_encrypted_format = "ecryptfs", "default" key_encrypted_key_type = "trusted:", "user:" keyctl_pkey_info_enc = "raw", "pkcs1", "oaep" key_restriction [ builtin string["builtin_trusted"] secondary string["builtin_and_secondary_trusted"] keyring key_restriction_keyring chain key_restriction_keyring_chain ] [varlen] key_restriction_keyring { keyring stringnoz["key_or_keyring:"] serial fmt[hex, key] z const[0, int8] } [packed] key_restriction_keyring_chain { keyring stringnoz["key_or_keyring:"] serial fmt[hex, key] chain string[":chain"] } [packed] define KEYCTL_PKEY_QUERY_SIZE sizeof(struct keyctl_pkey_query)