strace/netlink_selinux.c

50 lines
1.0 KiB
C

/*
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
* Copyright (c) 2017-2018 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "defs.h"
#include "netlink.h"
#include "print_fields.h"
#include <linux/selinux_netlink.h>
bool
decode_netlink_selinux(struct tcb *const tcp,
const struct nlmsghdr *const nlmsghdr,
const kernel_ulong_t addr,
const unsigned int len)
{
switch (nlmsghdr->nlmsg_type) {
case SELNL_MSG_SETENFORCE: {
struct selnl_msg_setenforce msg;
if (len < sizeof(msg))
printstr_ex(tcp, addr, len, QUOTE_FORCE_HEX);
else if (!umove_or_printaddr(tcp, addr, &msg)) {
PRINT_FIELD_D("{", msg, val);
tprints("}");
}
break;
}
case SELNL_MSG_POLICYLOAD: {
struct selnl_msg_policyload msg;
if (len < sizeof(msg))
printstr_ex(tcp, addr, len, QUOTE_FORCE_HEX);
else if (!umove_or_printaddr(tcp, addr, &msg)) {
PRINT_FIELD_U("{", msg, seqno);
tprints("}");
}
break;
}
default:
return false;
}
return true;
}