Use structvar to find the types for config vars.

2 files changed, 29 insertions, 0 deletions

diff --git a/src/lib/confmgt/structvar.c b/src/lib/confmgt/structvar.c
index 7ea00fbde9..38f8e5dd7a 100644
--- a/src/lib/confmgt/structvar.c
+++ b/src/lib/confmgt/structvar.c
@@ -25,6 +25,8 @@
 #include "lib/confmgt/typedvar.h"
 #include "lib/log/util_bug.h"
 
+#include "lib/confmgt/var_type_def_st.h"
+
 #include <stddef.h>
 
 /**
@@ -198,3 +200,27 @@ struct_var_kvencode(const void *object, const struct_member_t *member)
 
   return typed_var_kvencode_ex(member->name, p, def);
 }
+
+/**
+ * Return the official name of this struct member.
+ **/
+const char *
+struct_var_get_name(const struct_member_t *member)
+{
+  return member->name;
+}
+
+/**
+ * Return the type name for this struct member.
+ *
+ * Do not use the output of this function to inspect a type within Tor.  It is
+ * suitable for debugging, informing the controller or user of a variable's
+ * type, etc.
+ **/
+const char *
+struct_var_get_typename(const struct_member_t *member)
+{
+  const var_type_def_t *def = get_type_def(member);
+
+  return def ? def->name : NULL;
+}
diff --git a/src/lib/confmgt/structvar.h b/src/lib/confmgt/structvar.h
index 894098e509..92b9b6fc71 100644
--- a/src/lib/confmgt/structvar.h
+++ b/src/lib/confmgt/structvar.h
@@ -41,6 +41,9 @@ bool struct_var_eq(const void *a, const void *b,
 bool struct_var_ok(const void *object,
                    const struct struct_member_t *member);
 
+const char *struct_var_get_name(const struct struct_member_t *member);
+const char *struct_var_get_typename(const struct struct_member_t *member);
+
 int struct_var_kvassign(void *object, const struct config_line_t *line,
                         char **errmsg,
                         const struct struct_member_t *member);