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/* Copyright (C) 2010-2013 by Daniel Stenberg
*
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright
* notice and this permission notice appear in supporting
* documentation, and that the name of M.I.T. not be used in
* advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is"
* without express or implied warranty.
*/
#include "ares_setup.h"
#ifdef HAVE_ASSERT_H
# include <assert.h>
#endif
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#if defined(__INTEL_COMPILER) && defined(__unix__)
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
#endif /* __INTEL_COMPILER && __unix__ */
#define BUILDING_ARES_NOWARN_C 1
#include "ares_nowarn.h"
#ifndef HAVE_LIMITS_H
/* systems without <limits.h> we guess have 16 bit shorts, 32bit ints and
32bit longs */
# define CARES_MASK_SSHORT 0x7FFF
# define CARES_MASK_USHORT 0xFFFF
# define CARES_MASK_SINT 0x7FFFFFFF
# define CARES_MASK_UINT 0xFFFFFFFF
# define CARES_MASK_SLONG 0x7FFFFFFFL
# define CARES_MASK_ULONG 0xFFFFFFFFUL
#else
# define CARES_MASK_SSHORT SHRT_MAX
# define CARES_MASK_USHORT USHRT_MAX
# define CARES_MASK_SINT INT_MAX
# define CARES_MASK_UINT UINT_MAX
# define CARES_MASK_SLONG LONG_MAX
# define CARES_MASK_ULONG ULONG_MAX
#endif
/*
** unsigned size_t to signed long
*/
long aresx_uztosl(size_t uznum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
return (long)(uznum & (size_t) CARES_MASK_SLONG);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** unsigned size_t to signed int
*/
int aresx_uztosi(size_t uznum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
return (int)(uznum & (size_t) CARES_MASK_SINT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** unsigned size_t to signed short
*/
short aresx_uztoss(size_t uznum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
return (short)(uznum & (size_t) CARES_MASK_SSHORT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** signed int to signed short
*/
short aresx_sitoss(int sinum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
DEBUGASSERT(sinum >= 0);
return (short)(sinum & (int) CARES_MASK_SSHORT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** signed long to signed int
*/
int aresx_sltosi(long slnum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
DEBUGASSERT(slnum >= 0);
return (int)(slnum & (long) CARES_MASK_SINT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** signed ares_ssize_t to signed int
*/
int aresx_sztosi(ares_ssize_t sznum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
DEBUGASSERT(sznum >= 0);
return (int)(sznum & (ares_ssize_t) CARES_MASK_SINT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** signed ares_ssize_t to unsigned int
*/
unsigned int aresx_sztoui(ares_ssize_t sznum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
DEBUGASSERT(sznum >= 0);
return (unsigned int)(sznum & (ares_ssize_t) CARES_MASK_UINT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
/*
** signed int to unsigned short
*/
unsigned short aresx_sitous(int sinum)
{
#ifdef __INTEL_COMPILER
# pragma warning(push)
# pragma warning(disable:810) /* conversion may lose significant bits */
#endif
DEBUGASSERT(sinum >= 0);
return (unsigned short)(sinum & (int) CARES_MASK_USHORT);
#ifdef __INTEL_COMPILER
# pragma warning(pop)
#endif
}
#if defined(__INTEL_COMPILER) && defined(__unix__)
int aresx_FD_ISSET(int fd, fd_set *fdset)
{
#pragma warning(push)
#pragma warning(disable:1469) /* clobber ignored */
return FD_ISSET(fd, fdset);
#pragma warning(pop)
}
void aresx_FD_SET(int fd, fd_set *fdset)
{
#pragma warning(push)
#pragma warning(disable:1469) /* clobber ignored */
FD_SET(fd, fdset);
#pragma warning(pop)
}
void aresx_FD_ZERO(fd_set *fdset)
{
#pragma warning(push)
#pragma warning(disable:593) /* variable was set but never used */
FD_ZERO(fdset);
#pragma warning(pop)
}
unsigned short aresx_htons(unsigned short usnum)
{
#if (__INTEL_COMPILER == 910) && defined(__i386__)
return (unsigned short)(((usnum << 8) & 0xFF00) | ((usnum >> 8) & 0x00FF));
#else
#pragma warning(push)
#pragma warning(disable:810) /* conversion may lose significant bits */
return htons(usnum);
#pragma warning(pop)
#endif
}
unsigned short aresx_ntohs(unsigned short usnum)
{
#if (__INTEL_COMPILER == 910) && defined(__i386__)
return (unsigned short)(((usnum << 8) & 0xFF00) | ((usnum >> 8) & 0x00FF));
#else
#pragma warning(push)
#pragma warning(disable:810) /* conversion may lose significant bits */
return ntohs(usnum);
#pragma warning(pop)
#endif
}
#endif /* __INTEL_COMPILER && __unix__ */
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