| /* |
| * File memory.c - managing memory |
| * |
| * Copyright (C) 2004, Eric Pouech |
| * |
| * 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 2.1 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 |
| */ |
| |
| #include "config.h" |
| |
| #include <assert.h> |
| #include "dbghelp_private.h" |
| #include "wine/debug.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(dbghelp); |
| |
| BOOL win32_read_mem(HANDLE hProcess, DWORD addr, void* buf, DWORD len) |
| { |
| return ReadProcessMemory(hProcess, (void*)addr, buf, len, NULL); |
| } |
| |
| BOOL win32_write_mem(HANDLE hProcess, DWORD addr, void* buf, DWORD len) |
| { |
| return WriteProcessMemory(hProcess, (void*)addr, buf, len, NULL); |
| } |
| |
| /* standard routines for reading / writing memory. Can be overriden for some |
| * minidump usage |
| */ |
| struct memory_access mem_access = {win32_read_mem, win32_write_mem}; |
| |
| /****************************************************************** |
| * addr_to_linear |
| * |
| * converts an address into its linear value |
| */ |
| unsigned long WINAPI addr_to_linear(HANDLE hProcess, HANDLE hThread, ADDRESS* addr) |
| { |
| LDT_ENTRY le; |
| |
| switch (addr->Mode) |
| { |
| case AddrMode1616: |
| if (GetThreadSelectorEntry(hThread, addr->Segment, &le)) |
| return (le.HighWord.Bits.BaseHi << 24) + |
| (le.HighWord.Bits.BaseMid << 16) + le.BaseLow + LOWORD(addr->Offset); |
| break; |
| case AddrMode1632: |
| if (GetThreadSelectorEntry(hThread, addr->Segment, &le)) |
| return (le.HighWord.Bits.BaseHi << 24) + |
| (le.HighWord.Bits.BaseMid << 16) + le.BaseLow + addr->Offset; |
| break; |
| case AddrModeReal: |
| return (DWORD)(LOWORD(addr->Segment) << 4) + addr->Offset; |
| case AddrModeFlat: |
| return addr->Offset; |
| default: |
| FIXME("Unsupported (yet) mode (%x)\n", addr->Mode); |
| return 0; |
| } |
| FIXME("Failed to linearize address %04x:%08lx (mode %x)\n", |
| addr->Segment, addr->Offset, addr->Mode); |
| return 0; |
| } |