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authorAlan Hourihane <[email protected]>2008-09-24 20:42:57 +0100
committerAlan Hourihane <[email protected]>2008-09-24 20:43:56 +0100
commit4fe186f8dc4fc7eeab3b1069c886458cfc2e517c (patch)
tree411b5700426f51db2009a8e4afdb8412db7a1b4b /src/gallium/auxiliary/cso_cache
parent2a7dc7927339322fbffaba62d2fb69373b94caf0 (diff)
add cso_hash_contains() function
Diffstat (limited to 'src/gallium/auxiliary/cso_cache')
-rw-r--r--src/gallium/auxiliary/cso_cache/cso_hash.c6
-rw-r--r--src/gallium/auxiliary/cso_cache/cso_hash.h6
2 files changed, 12 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/cso_cache/cso_hash.c b/src/gallium/auxiliary/cso_cache/cso_hash.c
index 7f0044c5a7f..4e7664f9bf0 100644
--- a/src/gallium/auxiliary/cso_cache/cso_hash.c
+++ b/src/gallium/auxiliary/cso_cache/cso_hash.c
@@ -431,3 +431,9 @@ struct cso_hash_iter cso_hash_erase(struct cso_hash *hash, struct cso_hash_iter
--hash->data.d->size;
return ret;
}
+
+boolean cso_hash_contains(struct cso_hash *hash, unsigned key)
+{
+ struct cso_node **node = cso_hash_find_node(hash, key);
+ return (*node != hash->data.e);
+}
diff --git a/src/gallium/auxiliary/cso_cache/cso_hash.h b/src/gallium/auxiliary/cso_cache/cso_hash.h
index 85f3e276c6a..5891c325fa5 100644
--- a/src/gallium/auxiliary/cso_cache/cso_hash.h
+++ b/src/gallium/auxiliary/cso_cache/cso_hash.h
@@ -44,6 +44,7 @@
#ifndef CSO_HASH_H
#define CSO_HASH_H
+#include "pipe/p_compiler.h"
#ifdef __cplusplus
extern "C" {
@@ -95,6 +96,11 @@ struct cso_hash_iter cso_hash_first_node(struct cso_hash *hash);
*/
struct cso_hash_iter cso_hash_find(struct cso_hash *hash, unsigned key);
+/**
+ * Returns true if a value with the given key exists in the hash
+ */
+boolean cso_hash_contains(struct cso_hash *hash, unsigned key);
+
int cso_hash_iter_is_null(struct cso_hash_iter iter);
unsigned cso_hash_iter_key(struct cso_hash_iter iter);