From 21ee24a7300dbdabef707457d2407b4f9187603b Mon Sep 17 00:00:00 2001
From: Joshua Haberman <joshua@reverberate.org>
Date: Wed, 21 Jul 2010 18:59:01 -0700
Subject: Updated Lua extension to handle fielddefs.

---
 core/upb_def.c   |  1 +
 core/upb_def.h   | 22 +++++++++++++---------
 core/upb_table.c |  2 +-
 3 files changed, 15 insertions(+), 10 deletions(-)

(limited to 'core')

diff --git a/core/upb_def.c b/core/upb_def.c
index 1feaf9d..e40e1f0 100644
--- a/core/upb_def.c
+++ b/core/upb_def.c
@@ -355,6 +355,7 @@ static bool upb_addfield(upb_src *src, upb_msgdef *m, upb_status *status)
   f->name = NULL;
   f->def = NULL;
   f->owned = false;
+  f->msgdef = m;
   upb_fielddef *parsed_f;
   int32_t tmp;
   while((parsed_f = upb_src_getdef(src))) {
diff --git a/core/upb_def.h b/core/upb_def.h
index ae9e0fa..5c19a7a 100644
--- a/core/upb_def.h
+++ b/core/upb_def.h
@@ -87,23 +87,27 @@ INLINE void upb_def_unref(upb_def *def) {
 // is either a field of a upb_msgdef or contained inside a upb_extensiondef.
 // It is also reference-counted.
 typedef struct _upb_fielddef {
-  upb_atomic_refcount_t refcount;
-  upb_string *name;
-  upb_field_number_t number;
-  upb_field_type_t type;
-  upb_label_t label;
   upb_value default_value;
 
+  upb_string *name;
+
+  struct _upb_msgdef *msgdef;
+
   // For the case of an enum or a submessage, points to the def for that type.
   upb_def *def;
 
-  // True if we own a ref on "def" (above).  This is true unless this edge is
-  // part of a cycle.
-  bool owned;
+  upb_atomic_refcount_t refcount;
+  uint32_t byte_offset;           // Where in a upb_msg to find the data.
 
   // These are set only when this fielddef is part of a msgdef.
-  uint32_t byte_offset;           // Where in a upb_msg to find the data.
   upb_field_count_t field_index;  // Indicates set bit.
+
+  upb_field_number_t number;
+  upb_field_type_t type;
+  upb_label_t label;
+  // True if we own a ref on "def" (above).  This is true unless this edge is
+  // part of a cycle.
+  bool owned;
 } upb_fielddef;
 
 // A variety of tests about the type of a field.
diff --git a/core/upb_table.c b/core/upb_table.c
index b860204..a6e0a56 100644
--- a/core/upb_table.c
+++ b/core/upb_table.c
@@ -28,7 +28,7 @@ void upb_table_init(upb_table *t, uint32_t size, uint16_t entry_size)
 {
   t->count = 0;
   t->entry_size = entry_size;
-  t->size_lg2 = 1;
+  t->size_lg2 = 0;
   while(size >>= 1) t->size_lg2++;
   size_t bytes = upb_table_size(t) * t->entry_size;
   t->mask = upb_table_size(t) - 1;
-- 
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