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+/*
+ * Copyright (c) 2011 Collabora Ltd.
+ *
+ * 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.
+ *     * The names of contributors to this software may not be
+ *       used to endorse or promote products derived from this
+ *       software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE 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.
+ *
+ * Author: Stef Waler <stefw@collabora.co.uk>
+ */
+
+#ifndef __PTR_ARRAY_H__
+#define __PTR_ARRAY_H__
+
+#include <sys/types.h>
+
+typedef struct ptr_array ptr_array_t;
+
+typedef void         (*ptr_array_destroy_func)         (void *data);
+
+ptr_array_t*         ptr_array_create                  (ptr_array_destroy_func destroy_func);
+
+void                 ptr_array_free                    (ptr_array_t *array);
+
+unsigned int         ptr_array_count                   (ptr_array_t *array);
+
+int                  ptr_array_add                     (ptr_array_t *array,
+                                                        void *value);
+
+void                 ptr_array_remove                  (ptr_array_t *array,
+                                                        unsigned int index);
+
+void*                ptr_array_at                      (ptr_array_t *array,
+                                                        unsigned int index);
+
+void**               ptr_array_snapshot                (ptr_array_t *array);
+
+#endif  /* __PTR_ARRAY_H__ */