/* * integers.h * * defines integer types (or refers to their definitions) * * David A. McGrew * Cisco Systems, Inc.
*/
/* * * Copyright (c) 2001-2017, Cisco Systems, 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 the Cisco Systems, 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 THE * COPYRIGHT HOLDERS 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 INTEGERS_H #define INTEGERS_H
/* use standard integer definitions, if they're available */ #ifdef HAVE_STDLIB_H #include <stdlib.h> #endif #ifdef HAVE_STDINT_H #include <stdint.h> #endif #ifdef HAVE_INTTYPES_H #include <inttypes.h> #endif #ifdef HAVE_SYS_TYPES_H #include <sys/types.h> #endif #ifdef HAVE_SYS_INT_TYPES_H #include <sys/int_types.h> /* this exists on Sun OS */ #endif #ifdef HAVE_MACHINE_TYPES_H #include <machine/types.h> #endif
#ifdef __cplusplus extern"C" { #endif
/* Can we do 64 bit integers? */ #if !defined(HAVE_UINT64_T) #if SIZEOF_UNSIGNED_LONG == 8 typedefunsignedlong uint64_t; #elif SIZEOF_UNSIGNED_LONG_LONG == 8 typedefunsignedlonglong uint64_t; #else #define NO_64BIT_MATH 1 #endif #endif
/* Reasonable defaults for 32 bit machines - you may need to
* edit these definitions for your own machine. */ #ifndef HAVE_UINT8_T typedefunsignedchar uint8_t; #endif #ifndef HAVE_UINT16_T typedefunsignedshortint uint16_t; #endif #ifndef HAVE_UINT32_T typedefunsignedint uint32_t; #endif #ifndef HAVE_INT32_T typedefint int32_t; #endif
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