hyperscan: move error logging for hs_compile

Move error logging from util-mpm-hs to reuse it in util-spm-hs as it
has proper hs_compile error handling.

Bug: #8146.

src/util-hyperscan.c

@@ -26,6 +26,9 @@
 #include "suricata-common.h"
 #include "suricata.h"
 
+#include "util-debug.h"
+#include "util-mem.h"
+
 #ifdef BUILD_HYPERSCAN
 #include "util-hyperscan.h"
 
@@ -56,4 +59,19 @@ char *HSRenderPattern(const uint8_t *pat, uint16_t pat_len)
     return str;
 }
 
+void HSLogCompileError(const char *expr, hs_compile_error_t *compile_err, hs_error_t err)
+{
+    if (compile_err) {
+        SCLogError("Unable to compile '%s' with Hyperscan, "
+                   "returned %d."
+                   "Hyperscan compile error: %s",
+                expr, err, compile_err->message);
+        hs_free_compile_error(compile_err);
+    } else {
+        SCLogError("Unable to compile '%s' with Hyperscan, "
+                   "returned %d.",
+                expr, err);
+    }
+}
+
 #endif /* BUILD_HYPERSCAN */

src/util-hyperscan.h

@@ -26,6 +26,12 @@
 #ifndef SURICATA_UTIL_HYPERSCAN__H
 #define SURICATA_UTIL_HYPERSCAN__H
 
+#ifdef BUILD_HYPERSCAN
+#include <hs.h>
+
 char *HSRenderPattern(const uint8_t *pat, uint16_t pat_len);
 
+void HSLogCompileError(const char *expr, hs_compile_error_t *compile_err, hs_error_t err);
+
+#endif /* BUILD_HYPERSCAN */
 #endif /* SURICATA_UTIL_HYPERSCAN__H */

src/util-mpm-hs.c

@@ -49,8 +49,6 @@
 
 #ifdef BUILD_HYPERSCAN
 
-#include <hs.h>
-
 void SCHSInitCtx(MpmCtx *);
 void SCHSInitThreadCtx(MpmCtx *, MpmThreadCtx *);
 void SCHSDestroyCtx(MpmCtx *);
@@ -607,15 +605,6 @@ static int HSGlobalPatternDatabaseInit(void)
     return 0;
 }
 
-static void HSLogCompileError(hs_compile_error_t *compile_err)
-{
-    SCLogError("failed to compile hyperscan database");
-    if (compile_err) {
-        SCLogError("compile error: %s", compile_err->message);
-        hs_free_compile_error(compile_err);
-    }
-}
-
 static int HSScratchAlloc(const hs_database_t *db)
 {
     SCMutexLock(&g_scratch_proto_mutex);
@@ -737,7 +726,7 @@ static int PatternDatabaseCompile(PatternDatabase *pd, SCHSCompileData *cd)
             (const hs_expr_ext_t *const *)cd->ext, cd->pattern_cnt, HS_MODE_BLOCK, NULL, &pd->hs_db,
             &compile_err);
     if (err != HS_SUCCESS) {
-        HSLogCompileError(compile_err);
+        HSLogCompileError("multiple patterns", compile_err, err);
         return -1;
     }
 

src/util-spm-hs.c

@@ -32,8 +32,6 @@
 
 #ifdef BUILD_HYPERSCAN
 
-#include <hs.h>
-
 /**
  * \internal
  * \brief Hyperscan match callback, called by hs_scan.
@@ -82,9 +80,7 @@ static int HSBuildDatabase(const uint8_t *needle, uint16_t needle_len,
     hs_error_t err = hs_compile(expr, flags, HS_MODE_BLOCK, NULL, &db,
                                 &compile_err);
     if (err != HS_SUCCESS) {
-        SCLogError("Unable to compile '%s' with Hyperscan, "
-                   "returned %d.",
-                expr, err);
+        HSLogCompileError(expr, compile_err, err);
         return -1;
     }