ntp: enable keywords for firewall mode

Ticket: OISF#8394

Author: jasonish

rust/src/ntp/detect.rs

@@ -22,15 +22,15 @@ use crate::detect::uint::{
 };
 use crate::detect::{
     helper_keyword_register_sticky_buffer, SigTableElmtStickyBuffer, SIGMATCH_INFO_ENUM_UINT,
-    SIGMATCH_INFO_UINT8,
+    SIGMATCH_INFO_UINT8, SIGMATCH_SUPPORT_FIREWALL
 };
 use std::ffi::CStr;
 use std::os::raw::{c_int, c_void};
 use suricata_sys::sys::{
     DetectEngineCtx, DetectEngineThreadCtx, Flow, SCDetectBufferSetActiveList,
     SCDetectHelperBufferProgressMpmRegister, SCDetectHelperBufferProgressRegister,
     SCDetectHelperKeywordRegister, SCDetectSignatureSetAppProto, SCSigMatchAppendSMToList,
-    SCSigTableAppLiteElmt, SigMatchCtx, Signature,
+    SCSigTableAppLiteElmt, SigMatchCtx, Signature
 };
 
 static mut G_NTP_VERSION_KW_ID: u16 = 0;
@@ -201,7 +201,7 @@ pub(super) unsafe extern "C" fn detect_ntp_register() {
         AppLayerTxMatch: Some(ntp_detect_version_match),
         Setup: Some(ntp_detect_version_setup),
         Free: Some(ntp_detect_u8_free),
-        flags: SIGMATCH_INFO_UINT8,
+        flags: SIGMATCH_INFO_UINT8 | SIGMATCH_SUPPORT_FIREWALL,
     };
     G_NTP_VERSION_KW_ID = SCDetectHelperKeywordRegister(&kw);
     G_NTP_VERSION_BUFFER_ID = SCDetectHelperBufferProgressRegister(
@@ -218,7 +218,7 @@ pub(super) unsafe extern "C" fn detect_ntp_register() {
         AppLayerTxMatch: Some(ntp_detect_mode_match),
         Setup: Some(ntp_detect_mode_setup),
         Free: Some(ntp_detect_u8_free),
-        flags: SIGMATCH_INFO_UINT8 | SIGMATCH_INFO_ENUM_UINT,
+        flags: SIGMATCH_INFO_UINT8 | SIGMATCH_INFO_ENUM_UINT | SIGMATCH_SUPPORT_FIREWALL,
     };
     G_NTP_MODE_KW_ID = SCDetectHelperKeywordRegister(&kw);
     G_NTP_MODE_BUFFER_ID = SCDetectHelperBufferProgressRegister(
@@ -235,7 +235,7 @@ pub(super) unsafe extern "C" fn detect_ntp_register() {
         AppLayerTxMatch: Some(ntp_detect_stratum_match),
         Setup: Some(ntp_detect_stratum_setup),
         Free: Some(ntp_detect_u8_free),
-        flags: SIGMATCH_INFO_UINT8,
+        flags: SIGMATCH_INFO_UINT8 | SIGMATCH_SUPPORT_FIREWALL,
     };
     G_NTP_STRATUM_KW_ID = SCDetectHelperKeywordRegister(&kw);
     G_NTP_STRATUM_BUFFER_ID = SCDetectHelperBufferProgressRegister(