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/*
* Copyright © 2011 Red Hat
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* Authors:
* Jerome Glisse <j.glisse@gmail.com>
*/
#ifndef RBO_H
#define RBO_H
#include "util_double_list.h"
struct rbo {
struct list_head list;
int fd;
unsigned refcount;
unsigned mapcount;
unsigned handle;
unsigned size;
unsigned alignment;
void *data;
};
struct rbo *rbo(int fd, unsigned handle, unsigned size,
unsigned alignment, void *ptr);
int rbo_map(struct rbo *bo);
void rbo_unmap(struct rbo *bo);
struct rbo *rbo_incref(struct rbo *bo);
struct rbo *rbo_decref(struct rbo *bo);
int rbo_wait(struct rbo *bo);
#endif
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