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/* ***************************************************************************
* Copyright (c) 2012-2013 Google, Inc. 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 Google, 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 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 GOOGLE, INC. 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 CLIENTS_COMMON_UTILS_H_
#define CLIENTS_COMMON_UTILS_H_
#include "dr_api.h"
#ifdef DEBUG
# define ASSERT(x, msg) DR_ASSERT_MSG(x, msg)
# define IF_DEBUG(x) x
#else
# define ASSERT(x, msg) /* nothing */
# define IF_DEBUG(x) /* nothing */
#endif
/* XXX: should be moved to DR API headers? */
#define BUFFER_SIZE_BYTES(buf) sizeof(buf)
#define BUFFER_SIZE_ELEMENTS(buf) (BUFFER_SIZE_BYTES(buf) / sizeof((buf)[0]))
#define BUFFER_LAST_ELEMENT(buf) (buf)[BUFFER_SIZE_ELEMENTS(buf) - 1]
#define NULL_TERMINATE_BUFFER(buf) BUFFER_LAST_ELEMENT(buf) = 0
#define ALIGNED(x, alignment) ((((ptr_uint_t)x) & ((alignment)-1)) == 0)
#define TESTANY(mask, var) (((mask) & (var)) != 0)
#define TEST TESTANY
#ifdef WINDOWS
# define IF_WINDOWS(x) x
# define IF_UNIX_ELSE(x, y) y
#else
# define IF_WINDOWS(x)
# define IF_UNIX_ELSE(x, y) x
#endif
/* Checks for both debug and release builds: */
#define USAGE_CHECK(x, msg) DR_ASSERT_MSG(x, msg)
static inline generic_func_t
cast_to_func(void *p)
{
#ifdef WINDOWS
# pragma warning(push)
# pragma warning(disable : 4055)
#endif
return (generic_func_t)p;
#ifdef WINDOWS
# pragma warning(pop)
#endif
}
#endif /* CLIENTS_COMMON_UTILS_H_ */