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/* File: common_stubs.h
Copyright (C) 2007-
Jane Street Holding, LLC
Author: Markus Mottl
email: mmottl\@janestreet.com
WWW: http://www.janestreet.com/ocaml
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* Common binary protocol definitions */
#ifndef COMMON_STUBS_H
#define COMMON_STUBS_H
#include <string.h>
#include <arpa/inet.h>
#include <caml/config.h>
#include <caml/memory.h>
#include <caml/alloc.h>
#include <caml/fail.h>
#include <caml/bigarray.h>
#include <caml/callback.h>
#include <caml/signals.h>
/* Portable byte swapping */
#ifndef bswap_16
#define bswap_16(value) \
(((uint16_t) ((value) & 0xff) << 8) | ((uint16_t) (value) >> 8))
#endif
#ifndef bswap_32
#define bswap_32(value) \
(((uint32_t) bswap_16(((value) & 0xffff)) << 16) | \
(uint32_t) bswap_16(((value) >> 16)))
#endif
#ifndef bswap_64
#define bswap_64(value) \
(((uint64_t) bswap_32(((value) & 0xffffffff)) << 32) | \
(uint64_t) bswap_32(((value) >> 32)))
#endif
/* Bin-prot integer codes */
#define CODE_NEG_INT8 (char) -1
#define CODE_INT16 (char) -2
#define CODE_INT32 (char) -3
#define CODE_INT64 (char) -4
/* Buffer short exception */
extern value *v_bin_prot_exc_Buffer_short;
/* GNU compiler pragmas */
#if __GNUC__ >= 3
# ifndef inline
# define inline inline __attribute__ ((always_inline))
# endif
# ifndef __pure
# define __pure __attribute__ ((pure))
# endif
# ifndef __const
# define __const __attribute__ ((const))
# endif
# ifndef __malloc
# define __malloc __attribute__ ((malloc))
# endif
# ifndef __unused
# define __unused __attribute__ ((unused))
# endif
# ifndef __likely
# define likely(x) __builtin_expect (!!(x), 1)
# endif
# ifndef __unlikely
# define unlikely(x) __builtin_expect (!!(x), 0)
# endif
#else
# ifndef inline
# define inline
# endif
# ifndef __pure
# define __pure
# endif
# ifndef __const
# define __const
# endif
# ifndef __malloc
# define __malloc
# endif
# ifndef __unused
# define __unused
# endif
# ifndef __likely
# define likely(x) (x)
# endif
# ifndef __unlikely
# define unlikely(x) (x)
# endif
#endif
#endif /* COMMON_STUBS_H */
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