make pcre respect discontinue_matching flag in content matching functions

src/detect-engine-dcepayload.c

@@ -313,6 +313,9 @@ static int DoInspectDcePayload(DetectEngineCtx *de_ctx,
                     SCReturnInt(1);
                 }
 
+                if (det_ctx->discontinue_matching)
+                    SCReturnInt(0);
+
                 det_ctx->payload_offset = prev_payload_offset;
                 det_ctx->pcre_match_start_offset = prev_offset;
             } while (1);

src/detect-engine-payload.c

@@ -287,6 +287,9 @@ static int DoInspectPacketPayload(DetectEngineCtx *de_ctx,
                     SCReturnInt(1);
                 }
 
+                if (det_ctx->discontinue_matching)
+                    SCReturnInt(0);
+
                 det_ctx->payload_offset = prev_payload_offset;
                 det_ctx->pcre_match_start_offset = prev_offset;
             } while (1);

src/detect-engine-uri.c

@@ -270,6 +270,9 @@ static int DoInspectPacketUri(DetectEngineCtx *de_ctx,
                 SCReturnInt(1);
             }
 
+            if (det_ctx->discontinue_matching)
+                SCReturnInt(0);
+
             det_ctx->payload_offset = prev_payload_offset;
             det_ctx->pcre_match_start_offset = prev_offset;
         } while (1);