| /* *************************************************************************** |
| * 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_ */ |