From: Victor Julien <victor@inliniac.net>
Date: Wed, 5 Oct 2016 08:19:01 +0000 (+0200)
Subject: detect: during detection sgh is read only so turn into const
X-Git-Tag: suricata-3.2RC1~88
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F2343%2Fhead;p=thirdparty%2Fsuricata.git

detect: during detection sgh is read only so turn into const
---

diff --git a/src/detect-engine-state.c b/src/detect-engine-state.c
index a42ec82b17..46ff40c825 100644
--- a/src/detect-engine-state.c
+++ b/src/detect-engine-state.c
@@ -255,7 +255,7 @@ static void DeStateStoreFileNoMatchCnt(DetectEngineState *de_state, uint16_t fil
     return;
 }
 
-static int DeStateStoreFilestoreSigsCantMatch(SigGroupHead *sgh, DetectEngineState *de_state, uint8_t direction)
+static int DeStateStoreFilestoreSigsCantMatch(const SigGroupHead *sgh, DetectEngineState *de_state, uint8_t direction)
 {
     if (de_state->dir_state[direction & STREAM_TOSERVER ? 0 : 1].filestore_cnt == sgh->filestore_cnt)
         return 1;
diff --git a/src/detect.c b/src/detect.c
index e916ee5354..bf26a97f81 100644
--- a/src/detect.c
+++ b/src/detect.c
@@ -993,7 +993,7 @@ DetectPostInspectFileFlagsUpdate(Flow *pflow, const SigGroupHead *sgh, uint8_t d
 }
 
 static inline void
-DetectPostInspectFirstSGH(const Packet *p, Flow *pflow, SigGroupHead *sgh)
+DetectPostInspectFirstSGH(const Packet *p, Flow *pflow, const SigGroupHead *sgh)
 {
     if ((p->flowflags & FLOW_PKT_TOSERVER) && !(pflow->flags & FLOW_SGH_TOSERVER)) {
         /* first time we see this toserver sgh, store it */
diff --git a/src/detect.h b/src/detect.h
index a1b266ca64..2a84d51f0a 100644
--- a/src/detect.h
+++ b/src/detect.h
@@ -893,7 +893,7 @@ typedef struct DetectEngineThreadCtx_ {
     SigIntId de_state_sig_array_len;
     uint8_t *de_state_sig_array;
 
-    struct SigGroupHead_ *sgh;
+    const struct SigGroupHead_ *sgh;
 
     SignatureNonPrefilterStore *non_pf_store_ptr;
     uint32_t non_pf_store_cnt;
diff --git a/src/flow.h b/src/flow.h
index 540ef9d992..044f61e1d3 100644
--- a/src/flow.h
+++ b/src/flow.h
@@ -404,10 +404,10 @@ typedef struct Flow_
 
     /** toclient sgh for this flow. Only use when FLOW_SGH_TOCLIENT flow flag
      *  has been set. */
-    struct SigGroupHead_ *sgh_toclient;
+    const struct SigGroupHead_ *sgh_toclient;
     /** toserver sgh for this flow. Only use when FLOW_SGH_TOSERVER flow flag
      *  has been set. */
-    struct SigGroupHead_ *sgh_toserver;
+    const struct SigGroupHead_ *sgh_toserver;
 
     /* pointer to the var list */
     GenericVar *flowvar;