| 1 | /* $Id: DBGPlugInCommonELF.cpp 57358 2015-08-14 15:16:38Z vboxsync $ */
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| 2 | /** @file
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| 3 | * DBGPlugInCommonELF - Common code for dealing with ELF images.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2008-2015 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 |
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| 19 | /*********************************************************************************************************************************
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| 20 | * Header Files *
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| 21 | *********************************************************************************************************************************/
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| 22 | #define LOG_GROUP LOG_GROUP_DBGF ///@todo add new log group.
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| 23 | #include "DBGPlugInCommonELF.h"
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| 24 |
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| 25 | #include <VBox/vmm/dbgf.h>
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| 26 | #include <iprt/alloca.h>
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| 27 | #include <iprt/asm.h>
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| 28 | #include <iprt/assert.h>
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| 29 | #include <iprt/dbg.h>
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| 30 | #include <iprt/mem.h>
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| 31 | #include <iprt/string.h>
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| 32 |
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| 33 |
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| 34 | /*********************************************************************************************************************************
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| 35 | * Structures and Typedefs *
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| 36 | *********************************************************************************************************************************/
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| 37 | typedef struct DBGDIGGERELFSEG
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| 38 | {
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| 39 | /** The segment load address. */
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| 40 | RTGCPTR uLoadAddr;
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| 41 | /** The last address in the segment. */
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| 42 | RTGCPTR uLastAddr;
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| 43 | /** The segment index. */
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| 44 | RTDBGSEGIDX iSeg;
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| 45 | } DBGDIGGERELFSEG;
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| 46 | typedef DBGDIGGERELFSEG *PDBGDIGGERELFSEG;
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| 47 |
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| 48 |
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| 49 | /**
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| 50 | * Links the segments of the module into the address space.
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| 51 | *
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| 52 | * @returns VBox status code on failure.
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| 53 | *
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| 54 | * @param hAs The address space.
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| 55 | * @param hMod The module.
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| 56 | * @param paSegs Array of segment indexes and load addresses.
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| 57 | * @param cSegs The number of segments in the array.
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| 58 | */
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| 59 | static int dbgDiggerCommonLinkElfSegs(RTDBGAS hAs, RTDBGMOD hMod, PDBGDIGGERELFSEG paSegs, uint32_t cSegs)
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| 60 | {
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| 61 | for (uint32_t i = 0; i < cSegs; i++)
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| 62 | if (paSegs[i].iSeg != NIL_RTDBGSEGIDX)
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| 63 | {
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| 64 | int rc = RTDbgAsModuleLinkSeg(hAs, hMod, paSegs[i].iSeg, paSegs[i].uLoadAddr, RTDBGASLINK_FLAGS_REPLACE);
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| 65 | if (RT_FAILURE(rc))
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| 66 | {
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| 67 | RTDbgAsModuleUnlink(hAs, hMod);
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| 68 | return rc;
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| 69 | }
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| 70 | }
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| 71 | return VINF_SUCCESS;
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| 72 | }
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| 73 |
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| 74 |
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| 75 | /*
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| 76 | * Instantiate the code templates for dealing with the two ELF versions.
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| 77 | */
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| 78 |
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| 79 | #define ELF_MODE 32
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| 80 | #include "DBGPlugInCommonELFTmpl.cpp.h"
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| 81 |
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| 82 | #undef ELF_MODE
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| 83 | #define ELF_MODE 64
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| 84 | #include "DBGPlugInCommonELFTmpl.cpp.h"
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| 85 |
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