ocs_cbuf.h

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/*
 * Copyright (c) 2011-2015, Emulex
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. 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.
 *
 * 3. Neither the name of the copyright holder 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 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 HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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/**
 * @file
 *
 */

#if !defined(__OCS_CBUF_H__)
#define __OCS_CBUF_H__

#include "ocs_array.h"

/***************************************************************************
 * Circular buffer
 *
 */

typedef struct ocs_cbuf_s ocs_cbuf_t;

extern ocs_cbuf_t *ocs_cbuf_alloc(ocs_os_handle_t os, uint32_t entry_count);
extern void ocs_cbuf_free(ocs_cbuf_t *cbuf);
extern void *ocs_cbuf_get(ocs_cbuf_t *cbuf, int32_t timeout_usec);
extern int32_t ocs_cbuf_put(ocs_cbuf_t *cbuf, void *elem);
extern int32_t ocs_cbuf_prime(ocs_cbuf_t *cbuf, ocs_array_t *array);

#endif // __OCS_CBUF_H__