dbgmodexports.cpp revision 6ade813a528d8d2de918522b445e04010f09f021
/* $Id$ */
/** @file
* IPRT - Debug Module Using Image Exports.
*/
/*
* Copyright (C) 2013 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#define LOG_GROUP RTLOGGROUP_DBG
/*******************************************************************************
* Structures and Typedefs *
*******************************************************************************/
typedef struct RTDBGMODEXPORTARGS
{
/** Pointer to an argument package. */
typedef RTDBGMODEXPORTARGS *PRTDBGMODEXPORTARGS;
/** @callback_method_impl{FNRTLDRENUMSYMS,
* Copies the symbols over into the container.} */
static DECLCALLBACK(int) rtDbgModExportsAddSymbolCallback(RTLDRMOD hLdrMod, const char *pszSymbol, unsigned uSymbol,
{
{
}
else
return VINF_SUCCESS;
}
/** @callback_method_impl{FNRTLDRENUMSEGS,
* Copies the segments over into the container.} */
static DECLCALLBACK(int) rtDbgModExportsAddSegmentsCallback(RTLDRMOD hLdrMod, PCRTLDRSEG pSeg, void *pvUser)
{
Log(("Segment %.*s: LinkAddress=%#llx RVA=%#llx cb=%#llx\n",
/* Add dummy segments for segments that doesn't get mapped. */
#if 0 /* Kluge for the .data..percpu segment in 64-bit linux kernels and similar. (Moved to ELF.) */
#endif
/* Find the best base address for the module. */
if ( ( !pArgs->uImageBase
/* Add it. */
}
/**
* Creates the debug info side of affairs based on exports and segments found in
* the image part.
*
* The image part must be successfully initialized prior to the call, while the
* debug bits must not be present of course.
*
* @returns IPRT status code
* @param pDbgMod The debug module structure.
*/
{
/*
* We simply use a container type for this work.
*/
if (RT_FAILURE(rc))
return rc;
/*
* Copy the segments and symbols.
*/
Args.uImageBase = 0;
if (RT_SUCCESS(rc))
{
rc = pDbgMod->pImgVt->pfnEnumSymbols(pDbgMod, RTLDR_ENUM_SYMBOL_FLAGS_ALL | RTLDR_ENUM_SYMBOL_FLAGS_NO_FWD,
if (RT_FAILURE(rc))
}
else
/* This won't fail. */
if (RT_SUCCESS(rc))
rc = VINF_SUCCESS;
else
return rc;
}