suricata/rust/src/flow.rs
Victor Julien a2e9ac21f8 flow: turn flags field into uint64_t
Entire space is used.
2026-02-12 14:10:51 +00:00

45 lines
1.5 KiB
Rust

/* Copyright (C) 2017-2025 Open Information Security Foundation
*
* You can copy, redistribute or modify this Program under the terms of
* the GNU General Public License version 2 as published by the Free
* Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
// Flow flags
pub const FLOW_DIR_REVERSED: u64 = BIT_U64!(26);
/// Opaque flow type (defined in C)
pub(crate) use suricata_sys::sys::{
Flow, SCFlowGetDestinationPort, SCFlowGetFlags, SCFlowGetLastTimeAsParts, SCFlowGetSourcePort,
};
/// Return the time of the last flow update as a `Duration`
/// since the epoch.
pub fn flow_get_last_time(flow: &Flow) -> std::time::Duration {
unsafe {
let mut secs: u64 = 0;
let mut usecs: u64 = 0;
SCFlowGetLastTimeAsParts(flow, &mut secs, &mut usecs);
std::time::Duration::new(secs, usecs as u32 * 1000)
}
}
/// Return the flow flags.
pub fn flow_get_flags(flow: &Flow) -> u64 {
unsafe { SCFlowGetFlags(flow) }
}
/// Return flow ports
pub fn flow_get_ports(flow: &Flow) -> (u16, u16) {
unsafe { (SCFlowGetSourcePort(flow), SCFlowGetDestinationPort(flow)) }
}