1 files changed, 80 insertions, 0 deletions
diff --git a/android/utils/vector.h b/android/utils/vector.h
new file mode 100644
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--- /dev/null
+++ b/android/utils/vector.h
@@ -0,0 +1,80 @@
+/* Copyright (C) 2009 The Android Open Source Project
+**
+** This software is licensed under the terms of the GNU General Public
+** License version 2, as published by the Free Software Foundation, and
+** may be copied, distributed, and modified under those terms.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+** GNU General Public License for more details.
+*/
+#ifndef _ANDROID_UTILS_VECTOR_H
+#define _ANDROID_UTILS_VECTOR_H
+
+#include "android/utils/system.h"
+#include "android/utils/assert.h"
+
+#define  AVECTOR_DECL(ctype,name)  \
+    ctype*    name; \
+    unsigned  num_##name; \
+    unsigned  max_##name \
+
+#define  AVECTOR_SIZE(obj,name)  \
+    (obj)->num_##name
+
+#define  AVECTOR_INIT(obj,name)   \
+    do { \
+        (obj)->name = NULL; \
+        (obj)->num_##name = 0; \
+        (obj)->max_##name = 0; \
+    } while (0)
+
+#define  AVECTOR_INIT_ALLOC(obj,name,count) \
+    do { \
+        AARRAY_NEW0( (obj)->name, (count) ); \
+        (obj)->num_##name = 0; \
+        (obj)->max_##name = (count); \
+    } while (0)
+
+#define  AVECTOR_DONE(obj,name)  \
+    do { \
+        AFREE((obj)->name); \
+        (obj)->num_##name = 0; \
+        (obj)->max_##name = 0; \
+    } while (0)
+
+#define  AVECTOR_AT(obj,name,index)  \
+    (&(obj)->name[(index)])
+
+#define  AVECTOR_REALLOC(obj,name,newMax) \
+    do { \
+        AARRAY_RENEW((obj)->name,newMax); \
+        (obj)->max_##name = (newMax); \
+    } while(0)
+
+#define  AVECTOR_ENSURE(obj,name,newCount) \
+    do { \
+        unsigned  _newCount = (newCount); \
+        if (_newCount > (obj)->max_##name) \
+            AASSERT_LOC(); \
+            _avector_ensure( (void**)&(obj)->name, sizeof((obj)->name[0]), \
+                             &(obj)->max_##name, _newCount ); \
+    } while (0);
+
+extern void  _avector_ensure( void**  items, size_t  itemSize,
+                              unsigned*  pMaxItems, unsigned  newCount );
+
+#define  AVECTOR_FOREACH(obj,name,itemptr,statement) \
+    do { \
+        unsigned __vector_nn = 0; \
+        unsigned __vector_max = (obj)->num_##name; \
+        for ( ; __vector_nn < __vector_max; __vector_nn++ ) { \
+            itemptr = &(obj)->name[__vector_nn]; \
+            statement; \
+        } \
+    } while (0);
+
+/* */
+
+#endif /* _ANDROID_UTILS_VECTOR_H */