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113 lines
2.5 KiB
113 lines
2.5 KiB
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/* Copyright (C) 2010 by Daniel Stenberg |
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* |
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* Permission to use, copy, modify, and distribute this |
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* software and its documentation for any purpose and without |
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* fee is hereby granted, provided that the above copyright |
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* notice appear in all copies and that both that copyright |
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* notice and this permission notice appear in supporting |
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* documentation, and that the name of M.I.T. not be used in |
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* advertising or publicity pertaining to distribution of the |
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* software without specific, written prior permission. |
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* M.I.T. makes no representations about the suitability of |
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* this software for any purpose. It is provided "as is" |
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* without express or implied warranty. |
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*/ |
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#include "ares_setup.h" |
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#ifdef HAVE_ASSERT_H |
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# include <assert.h> |
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#endif |
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#include "ares_nowarn.h" |
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#if (SIZEOF_INT == 2) |
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# define CARES_MASK_SINT 0x7FFF |
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# define CARES_MASK_UINT 0xFFFF |
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#elif (SIZEOF_INT == 4) |
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# define CARES_MASK_SINT 0x7FFFFFFF |
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# define CARES_MASK_UINT 0xFFFFFFFF |
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#elif (SIZEOF_INT == 8) |
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# define CARES_MASK_SINT 0x7FFFFFFFFFFFFFFF |
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# define CARES_MASK_UINT 0xFFFFFFFFFFFFFFFF |
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#elif (SIZEOF_INT == 16) |
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# define CARES_MASK_SINT 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF |
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# define CARES_MASK_UINT 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF |
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#endif |
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/* |
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** unsigned size_t to signed int |
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*/ |
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int aresx_uztosi(size_t uznum) |
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{ |
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#ifdef __INTEL_COMPILER |
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# pragma warning(push) |
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# pragma warning(disable:810) /* conversion may lose significant bits */ |
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#endif |
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return (int)(uznum & (size_t) CARES_MASK_SINT); |
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#ifdef __INTEL_COMPILER |
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# pragma warning(pop) |
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#endif |
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} |
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/* |
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** signed long to signed int |
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*/ |
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int aresx_sltosi(long slnum) |
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{ |
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#ifdef __INTEL_COMPILER |
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# pragma warning(push) |
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# pragma warning(disable:810) /* conversion may lose significant bits */ |
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#endif |
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DEBUGASSERT(slnum >= 0); |
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return (int)(slnum & (long) CARES_MASK_SINT); |
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#ifdef __INTEL_COMPILER |
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# pragma warning(pop) |
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#endif |
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} |
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/* |
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** signed ssize_t to signed int |
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*/ |
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int aresx_sztosi(ssize_t sznum) |
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{ |
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#ifdef __INTEL_COMPILER |
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# pragma warning(push) |
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# pragma warning(disable:810) /* conversion may lose significant bits */ |
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#endif |
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DEBUGASSERT(sznum >= 0); |
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return (int)(sznum & (ssize_t) CARES_MASK_SINT); |
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#ifdef __INTEL_COMPILER |
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# pragma warning(pop) |
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#endif |
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} |
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/* |
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** signed ssize_t to unsigned int |
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*/ |
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unsigned int aresx_sztoui(ssize_t sznum) |
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{ |
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#ifdef __INTEL_COMPILER |
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# pragma warning(push) |
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# pragma warning(disable:810) /* conversion may lose significant bits */ |
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#endif |
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DEBUGASSERT(sznum >= 0); |
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return (unsigned int)(sznum & (ssize_t) CARES_MASK_UINT); |
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#ifdef __INTEL_COMPILER |
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# pragma warning(pop) |
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#endif |
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}
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