From d00cbf46cde0edee6d8f2c08e14458ef92ff0fbe Mon Sep 17 00:00:00 2001
From: Alex Corscadden <alexc@vmware.com>
Date: Thu, 6 Jan 2011 10:59:13 -0800
Subject: util: Add remove to util_cache

I need to be able to remove entries from util_cache caches.  This change
enables that functionality.
---
 src/gallium/auxiliary/util/u_cache.c | 22 ++++++++++++++++++++++
 src/gallium/auxiliary/util/u_cache.h |  4 ++++
 2 files changed, 26 insertions(+)

(limited to 'src/gallium')

diff --git a/src/gallium/auxiliary/util/u_cache.c b/src/gallium/auxiliary/util/u_cache.c
index 15f4a8831f2..e88f36dea75 100644
--- a/src/gallium/auxiliary/util/u_cache.c
+++ b/src/gallium/auxiliary/util/u_cache.c
@@ -215,3 +215,25 @@ util_cache_destroy(struct util_cache *cache)
    FREE(cache->entries);
    FREE(cache);
 }
+
+
+void
+util_cache_remove(struct util_cache *cache,
+                  const void *key)
+{
+   struct util_cache_entry *entry;
+   uint32_t hash;
+
+   assert(cache);
+   if (!cache)
+      return;
+
+   hash = cache->hash(key);
+
+   entry = util_cache_entry_get(cache, hash, key);
+   if (!entry)
+      return;
+
+   if (entry->state == FILLED)
+      util_cache_entry_destroy(cache, entry);
+}
diff --git a/src/gallium/auxiliary/util/u_cache.h b/src/gallium/auxiliary/util/u_cache.h
index 8a612c6585f..be3631b7254 100644
--- a/src/gallium/auxiliary/util/u_cache.h
+++ b/src/gallium/auxiliary/util/u_cache.h
@@ -79,6 +79,10 @@ util_cache_clear(struct util_cache *cache);
 void
 util_cache_destroy(struct util_cache *cache);
 
+void
+util_cache_remove(struct util_cache *cache,
+                  const void *key);
+
 
 #ifdef __cplusplus
 }
-- 
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