initial GL libraries for msm8960

Change-Id: I16451c70a079894ac326d3564d96f1fbafcd4f1b
Signed-off-by: Iliyan Malchev <malchev@google.com>
diff --git a/libgralloc/memalloc.h b/libgralloc/memalloc.h
new file mode 100644
index 0000000..13a54e7
--- /dev/null
+++ b/libgralloc/memalloc.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
+
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above
+ *     copyright notice, this list of conditions and the following
+ *     disclaimer in the documentation and/or other materials provided
+ *     with the distribution.
+ *   * Neither the name of Code Aurora Forum, Inc. nor the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef GRALLOC_MEMALLOC_H
+#define GRALLOC_MEMALLOC_H
+
+#include <stdlib.h>
+#include <utils/RefBase.h>
+
+namespace gralloc {
+
+    struct alloc_data {
+        void           *base;
+        int            fd;
+        int            offset;
+        size_t         size;
+        size_t         align;
+        unsigned int   pHandle;
+        bool           uncached;
+        unsigned int   flags;
+        int            allocType;
+    };
+
+    class IMemAlloc : public android::RefBase {
+
+        public:
+            // Allocate buffer - fill in the alloc_data
+            // structure and pass it in. Mapped address
+            // and fd are returned in the alloc_data struct
+            virtual int alloc_buffer(alloc_data& data) = 0;
+
+            // Free buffer
+            virtual int free_buffer(void *base, size_t size,
+                    int offset, int fd) = 0;
+
+            // Map buffer
+            virtual int map_buffer(void **pBase, size_t size,
+                    int offset, int fd) = 0;
+
+            // Unmap buffer
+            virtual int unmap_buffer(void *base, size_t size,
+                    int offset) = 0;
+
+            // Clean and invalidate
+            virtual int clean_buffer(void *base, size_t size,
+                    int offset, int fd) = 0;
+
+            // Destructor
+            virtual ~IMemAlloc() {};
+
+            enum {
+                FD_INIT = -1,
+            };
+
+    };
+
+} // end gralloc namespace
+#endif // GRALLOC_MEMALLOC_H