2004-04-05 22:21:27 +00:00
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/*
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* File memory.c - managing memory
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*
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* Copyright (C) 2004, Eric Pouech
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include <assert.h>
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#include "dbghelp_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
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/******************************************************************
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* addr_to_linear
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*
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* converts an address into its linear value
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*/
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2004-10-18 22:39:21 +00:00
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DWORD WINAPI addr_to_linear(HANDLE hProcess, HANDLE hThread, ADDRESS* addr)
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2004-04-05 22:21:27 +00:00
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{
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LDT_ENTRY le;
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switch (addr->Mode)
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{
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case AddrMode1616:
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if (GetThreadSelectorEntry(hThread, addr->Segment, &le))
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return (le.HighWord.Bits.BaseHi << 24) +
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(le.HighWord.Bits.BaseMid << 16) + le.BaseLow + LOWORD(addr->Offset);
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break;
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case AddrMode1632:
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if (GetThreadSelectorEntry(hThread, addr->Segment, &le))
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return (le.HighWord.Bits.BaseHi << 24) +
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(le.HighWord.Bits.BaseMid << 16) + le.BaseLow + addr->Offset;
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break;
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case AddrModeReal:
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return (DWORD)(LOWORD(addr->Segment) << 4) + addr->Offset;
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case AddrModeFlat:
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return addr->Offset;
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default:
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FIXME("Unsupported (yet) mode (%x)\n", addr->Mode);
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return 0;
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}
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FIXME("Failed to linearize address %04x:%08lx (mode %x)\n",
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addr->Segment, addr->Offset, addr->Mode);
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return 0;
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}
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