Add the parser of string fileds in structs.

2 files changed, 56 insertions, 0 deletions

diff --git a/src/cfg_rcl.c b/src/cfg_rcl.c
index 864a0c935..638b55445 100644
--- a/src/cfg_rcl.c
+++ b/src/cfg_rcl.c
@@ -255,3 +255,37 @@ rspamd_read_rcl_config (struct rspamd_rcl_section *top,
 
 	return TRUE;
 }
+
+gboolean
+rspamd_rcl_parse_struct_string (struct config_file *cfg, rspamd_cl_object_t *obj,
+		gpointer ud, struct rspamd_rcl_section *section, GError **err)
+{
+	struct rspamd_rcl_struct_parser *pd = ud;
+	gchar **target;
+	const gsize num_str_len = 32;
+
+	target = (gchar **)(((gchar *)pd->user_struct) + pd->offset);
+	switch (obj->type) {
+	case RSPAMD_CL_STRING:
+		/* Direct assigning is safe, as object is likely linked to the cfg mem_pool */
+		*target = obj->value.sv;
+		break;
+	case RSPAMD_CL_INT:
+		*target = memory_pool_alloc (cfg->cfg_pool, num_str_len);
+		rspamd_snprintf (*target, num_str_len, "%L", obj->value.iv);
+		break;
+	case RSPAMD_CL_FLOAT:
+		*target = memory_pool_alloc (cfg->cfg_pool, num_str_len);
+		rspamd_snprintf (*target, num_str_len, "%f", obj->value.dv);
+		break;
+	case RSPAMD_CL_BOOLEAN:
+		*target = memory_pool_alloc (cfg->cfg_pool, num_str_len);
+		rspamd_snprintf (*target, num_str_len, "%b", (gboolean)obj->value.iv);
+		break;
+	default:
+		g_set_error (err, CFG_RCL_ERROR, EINVAL, "cannot convert object or array to string");
+		return FALSE;
+	}
+
+	return TRUE;
+}
diff --git a/src/cfg_rcl.h b/src/cfg_rcl.h
index d02d196b1..8b2a3fdc1 100644
--- a/src/cfg_rcl.h
+++ b/src/cfg_rcl.h
@@ -83,4 +83,26 @@ struct rspamd_rcl_section *rspamd_rcl_config_get_section (struct rspamd_rcl_sect
 gboolean rspamd_read_rcl_config (struct rspamd_rcl_section *top,
 		struct config_file *cfg, rspamd_cl_object_t *obj, GError **err);
 
+/**
+ * Here is a section of common handlers that accepts rcl_struct_parser
+ * which itself contains a struct pointer and the offset of a member in a
+ * specific structure
+ */
+struct rspamd_rcl_struct_parser {
+	gpointer user_struct;
+	goffset offset;
+};
+
+/**
+ * Parse a string field of a structure
+ * @param cfg config pointer
+ * @param obj object to parse
+ * @param ud struct_parser structure
+ * @param section the current section
+ * @param err error pointer
+ * @return TRUE if a string value has been successfully parsed
+ */
+gboolean rspamd_rcl_parse_struct_string (struct config_file *cfg, rspamd_cl_object_t *obj,
+		gpointer ud, struct rspamd_rcl_section *section, GError **err);
+
 #endif /* CFG_RCL_H_ */