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suricata/rust/src/smb/events.rs

77 lines
2.2 KiB
Rust

/* Copyright (C) 2018 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.
*/
use crate::smb::smb::*;
#[derive(AppLayerEvent)]
pub enum SMBEvent {
InternalError,
MalformedData,
RecordOverflow,
MalformedNtlmsspRequest,
MalformedNtlmsspResponse,
DuplicateNegotiate,
NegotiateMalformedDialects,
FileOverlap,
/// A request was seen in the to client direction.
RequestToClient,
/// A response was seen in the to server direction,
ResponseToServer,
/// Negotiated max sizes exceed our limit
NegotiateMaxReadSizeTooLarge,
NegotiateMaxWriteSizeTooLarge,
/// READ request asking for more than `max_read_size`
ReadRequestTooLarge,
/// READ response bigger than `max_read_size`
ReadResponseTooLarge,
ReadResponseQueueSizeExceeded,
ReadResponseQueueCntExceeded,
/// WRITE request for more than `max_write_size`
WriteRequestTooLarge,
WriteQueueSizeExceeded,
WriteQueueCntExceeded,
}
impl SMBTransaction {
/// Set event.
pub fn set_event(&mut self, e: SMBEvent) {
self.tx_data.set_event(e as u8);
}
/// Set events from vector of events.
pub fn set_events(&mut self, events: Vec<SMBEvent>) {
for e in events {
self.tx_data.set_event(e as u8);
}
}
}
impl SMBState {
/// Set an event. The event is set on the most recent transaction.
pub fn set_event(&mut self, event: SMBEvent) {
let len = self.transactions.len();
if len == 0 {
return;
}
let tx = &mut self.transactions[len - 1];
tx.set_event(event);
}
}