From 52285ba801090d1fad15060d6b1a61460dcbdc36 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Sat, 7 Mar 2015 22:43:23 +0000
Subject: [PATCH] Allow storage of auxiliary userdata inside regexp structure.

---
 src/libutil/regexp.c | 36 ++++++++++++++++++++++++++++++++++++
 src/libutil/regexp.h | 25 +++++++++++++++++++++++++
 2 files changed, 61 insertions(+)

diff --git a/src/libutil/regexp.c b/src/libutil/regexp.c
index 3b76d15e0..9151066f7 100644
--- a/src/libutil/regexp.c
+++ b/src/libutil/regexp.c
@@ -51,6 +51,7 @@ struct rspamd_regexp_s {
 	pcre_extra *raw_extra;
 	regexp_id_t id;
 	ref_entry_t ref;
+	gpointer ud;
 	gint flags;
 };
 
@@ -418,6 +419,22 @@ rspamd_regexp_unref (rspamd_regexp_t *re)
 	REF_RELEASE (re);
 }
 
+void
+rspamd_regexp_set_ud (rspamd_regexp_t *re, gpointer ud)
+{
+	g_assert (re != NULL);
+
+	re->ud = ud;
+}
+
+gpointer
+rspamd_regexp_get_ud (rspamd_regexp_t *re)
+{
+	g_assert (re != NULL);
+
+	return re->ud;
+}
+
 static gboolean
 rspamd_regexp_equal (gconstpointer a, gconstpointer b)
 {
@@ -499,6 +516,25 @@ rspamd_regexp_cache_create (struct rspamd_regexp_cache *cache,
 	return res;
 }
 
+void rspamd_regexp_cache_insert (struct rspamd_regexp_cache* cache,
+		const gchar *pattern,
+		const gchar *flags, rspamd_regexp_t *re)
+{
+	g_assert (re != NULL);
+	g_assert (pattern != NULL);
+
+	if (cache == NULL) {
+		cache = global_re_cache;
+	}
+
+	g_assert (cache != NULL);
+	/* Generate custom id */
+	rspamd_regexp_generate_id (pattern, flags, re->id);
+
+	REF_RETAIN (re);
+	g_hash_table_insert (cache->tbl, re->id, re);
+}
+
 gboolean
 rspamd_regexp_cache_remove (struct rspamd_regexp_cache *cache,
 		rspamd_regexp_t *re)
diff --git a/src/libutil/regexp.h b/src/libutil/regexp.h
index 41835af84..3c08de71a 100644
--- a/src/libutil/regexp.h
+++ b/src/libutil/regexp.h
@@ -75,6 +75,20 @@ rspamd_regexp_t* rspamd_regexp_ref (rspamd_regexp_t *re);
  */
 void rspamd_regexp_unref (rspamd_regexp_t *re);
 
+/**
+ * Set auxiliary userdata for the specified regexp
+ * @param re regexp object
+ * @param ud opaque pointer
+ */
+void rspamd_regexp_set_ud (rspamd_regexp_t *re, gpointer ud);
+
+/**
+ * Get userdata for a regexp object
+ * @param re regexp object
+ * @return opaque pointer
+ */
+gpointer rspamd_regexp_get_ud (rspamd_regexp_t *re);
+
 /**
  * Get pattern for the specified regexp object
  * @param re
@@ -99,6 +113,17 @@ rspamd_regexp_t* rspamd_regexp_cache_query (struct rspamd_regexp_cache* cache,
 		const gchar *pattern,
 		const gchar *flags);
 
+/**
+ * Insert item to the cache using custom pattern and flags
+ * @param cache
+ * @param pattern
+ * @param flags
+ * @param re
+ */
+void rspamd_regexp_cache_insert (struct rspamd_regexp_cache* cache,
+		const gchar *pattern,
+		const gchar *flags, rspamd_regexp_t *re);
+
 /**
  * Create or get cached regexp from the specified cache
  * @param cache regexp cache. if NULL, the superglobal cache is used (*not* thread-safe)
-- 
2.39.5