app-layer: use bool for 'HasDecoderEvents'

src/app-layer-parser.c

@@ -1130,9 +1130,9 @@ void AppLayerParserSetEOF(AppLayerParserState *pstate)
     SCReturn;
 }
 
-int AppLayerParserHasDecoderEvents(const Flow *f,
-                                   void *alstate, AppLayerParserState *pstate,
-                                   uint8_t flags)
+bool AppLayerParserHasDecoderEvents(const Flow *f,
+        void *alstate, AppLayerParserState *pstate,
+        const uint8_t flags)
 {
     SCEnter();
 
@@ -1169,9 +1169,9 @@ int AppLayerParserHasDecoderEvents(const Flow *f,
 
     /* if we have reached here, we don't have events */
  not_present:
-    SCReturnInt(0);
+    return false;
  present:
-    SCReturnInt(1);
+    return true;
 }
 
 /** \brief simpler way to globally test if a alproto is registered

src/app-layer-parser.h

@@ -218,8 +218,8 @@ int AppLayerParserSetTxMpmIDs(uint8_t ipproto, AppProto alproto, void *tx, uint6
 int AppLayerParserParse(ThreadVars *tv, AppLayerParserThreadCtx *tctx, Flow *f, AppProto alproto,
                    uint8_t flags, uint8_t *input, uint32_t input_len);
 void AppLayerParserSetEOF(AppLayerParserState *pstate);
-int AppLayerParserHasDecoderEvents(const Flow *f, void *alstate, AppLayerParserState *pstate,
-                        uint8_t flags);
+bool AppLayerParserHasDecoderEvents(const Flow *f, void *alstate, AppLayerParserState *pstate,
+                        const uint8_t flags);
 int AppLayerParserIsTxAware(AppProto alproto);
 int AppLayerParserProtocolIsTxAware(uint8_t ipproto, AppProto alproto);
 int AppLayerParserProtocolIsTxEventAware(uint8_t ipproto, AppProto alproto);

src/detect-engine-build.c

@@ -403,7 +403,7 @@ deonly:
  */
 void
 PacketCreateMask(Packet *p, SignatureMask *mask, AppProto alproto,
-        bool has_state, int app_decoder_events)
+        bool has_state, bool app_decoder_events)
 {
     if (!(p->flags & PKT_NOPAYLOAD_INSPECTION) && p->payload_len > 0) {
         SCLogDebug("packet has payload");

src/detect-engine-build.h

@@ -19,7 +19,7 @@
 #define __DETECT_ENGINE_BUILD_H__
 
 void PacketCreateMask(Packet *p, SignatureMask *mask, AppProto alproto,
-        bool has_state, int app_decoder_events);
+        bool has_state, bool app_decoder_events);
 
 int SignatureIsFilestoring(const Signature *);
 int SignatureIsFilemagicInspecting(const Signature *);

src/detect.c

@@ -418,7 +418,7 @@ void SigMatchSignatures(ThreadVars *th_v, DetectEngineCtx *de_ctx, DetectEngineT
     const Signature *s = NULL;
     const Signature *next_s = NULL;
     int state_alert = 0;
-    int app_decoder_events = 0;
+    bool app_decoder_events = false;
     bool has_state = false;     /* do we have an alstate to work with? */
 
     SCEnter();