From f1b33c74dc11b97a86a7f0e9cbe4cb168b2b9540 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Wed, 11 Jan 2012 12:58:43 -0700
Subject: [PATCH] mesa: add _mesa_HashNumEntries() function

Useful when debugging to find the number of texture objects, shader
programs, etc.
---
 src/mesa/main/hash.c | 20 ++++++++++++++++++++
 src/mesa/main/hash.h |  3 +++
 2 files changed, 23 insertions(+)

diff --git a/src/mesa/main/hash.c b/src/mesa/main/hash.c
index 4b250ad5468..61c369a80cd 100644
--- a/src/mesa/main/hash.c
+++ b/src/mesa/main/hash.c
@@ -480,6 +480,26 @@ _mesa_HashFindFreeKeyBlock(struct _mesa_HashTable *table, GLuint numKeys)
 }
 
 
+/**
+ * Return the number of entries in the hash table.
+ */
+GLuint
+_mesa_HashNumEntries(const struct _mesa_HashTable *table)
+{
+   GLuint pos, count = 0;
+
+   for (pos = 0; pos < TABLE_SIZE; pos++) {
+      const struct HashEntry *entry;
+      for (entry = table->Table[pos]; entry; entry = entry->Next) {
+         count++;
+      }
+   }
+
+   return count;
+}
+
+
+
 #if 0 /* debug only */
 
 /**
diff --git a/src/mesa/main/hash.h b/src/mesa/main/hash.h
index 4f916f9d01f..e935f8d3984 100644
--- a/src/mesa/main/hash.h
+++ b/src/mesa/main/hash.h
@@ -63,6 +63,9 @@ extern void _mesa_HashPrint(const struct _mesa_HashTable *table);
 
 extern GLuint _mesa_HashFindFreeKeyBlock(struct _mesa_HashTable *table, GLuint numKeys);
 
+extern GLuint
+_mesa_HashNumEntries(const struct _mesa_HashTable *table);
+
 extern void _mesa_test_hash_functions(void);
 
 
-- 
2.30.2