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# Copyright 2017 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.
# AF_NETLINK/NETLINK_CRYPTO support.
include <linux/net.h>
include <linux/crypto.h>
include <uapi/linux/netlink.h>
include <uapi/linux/cryptouser.h>
resource sock_nl_crypto[sock_netlink]
socket$nl_crypto(domain const[AF_NETLINK], type const[SOCK_RAW], proto const[NETLINK_CRYPTO]) sock_nl_crypto
sendmsg$nl_crypto(fd sock_nl_crypto, msg ptr[in, msghdr_nl_crypto], f flags[send_flags])
msghdr_nl_crypto {
addr ptr[in, sockaddr_nl_kern]
addrlen len[addr, int32]
vec ptr[in, iovec_nl_crypto]
vlen const[1, intptr]
ctrl const[0, intptr]
ctrllen const[0, intptr]
f flags[send_flags, int32]
}
iovec_nl_crypto {
data ptr[in, netlink_msg_crypto]
len bytesize[data, intptr]
}
netlink_msg_crypto [
alg nl_crypto_alg_msg
delrng nl_crypto_delrng_msg
] [varlen]
nl_crypto_alg_msg {
len len[parent, int32]
type flags[nl_crypto_alg_msgs, int16]
flags flags[netlink_msg_flags, int16]
seq netlink_seq
pid netlink_port_id
msg crypto_user_alg
attrs array[nl_crypto_attr]
} [align_4]
nl_crypto_alg_msgs = CRYPTO_MSG_NEWALG, CRYPTO_MSG_DELALG, CRYPTO_MSG_UPDATEALG, CRYPTO_MSG_GETALG
crypto_user_alg {
cru_name alg_name
# TODO: generate driver names.
cru_driver_name array[const[0, int8], CRYPTO_MAX_NAME]
cru_module_name array[const[0, int8], CRYPTO_MAX_NAME]
cru_type flags[crypto_user_alg_flags, int32]
cru_mask flags[crypto_user_alg_flags, int32]
cru_refcnt const[0, int32]
cru_flags const[0, int32]
}
crypto_user_alg_flags = CRYPTO_ALG_TESTED, CRYPTO_ALG_INTERNAL
nl_crypto_delrng_msg {
len len[parent, int32]
type const[CRYPTO_MSG_DELRNG, int16]
flags flags[netlink_msg_flags, int16]
seq netlink_seq
pid netlink_port_id
} [align_4]
nl_crypto_attr {
nla_len len[parent, int16]
nla_type const[CRYPTOCFGA_PRIORITY_VAL, int16]
data int32
} [align_4]
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