diff options
Diffstat (limited to 'src/VBox/Debugger/DBGPlugInCommonELF.cpp')
-rw-r--r-- | src/VBox/Debugger/DBGPlugInCommonELF.cpp | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/VBox/Debugger/DBGPlugInCommonELF.cpp b/src/VBox/Debugger/DBGPlugInCommonELF.cpp new file mode 100644 index 00000000..c40cf3cb --- /dev/null +++ b/src/VBox/Debugger/DBGPlugInCommonELF.cpp @@ -0,0 +1,96 @@ +/* $Id: DBGPlugInCommonELF.cpp $ */ +/** @file + * DBGPlugInCommonELF - Common code for dealing with ELF images. + */ + +/* + * Copyright (C) 2008-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program 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 + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#define LOG_GROUP LOG_GROUP_DBGF /// @todo add new log group. +#include "DBGPlugInCommonELF.h" + +#include <VBox/vmm/vmmr3vtable.h> +#include <iprt/alloca.h> +#include <iprt/asm.h> +#include <iprt/assert.h> +#include <iprt/dbg.h> +#include <iprt/err.h> +#include <iprt/mem.h> +#include <iprt/string.h> + + +/********************************************************************************************************************************* +* Structures and Typedefs * +*********************************************************************************************************************************/ +typedef struct DBGDIGGERELFSEG +{ + /** The segment load address. */ + RTGCPTR uLoadAddr; + /** The last address in the segment. */ + RTGCPTR uLastAddr; + /** The segment index. */ + RTDBGSEGIDX iSeg; +} DBGDIGGERELFSEG; +typedef DBGDIGGERELFSEG *PDBGDIGGERELFSEG; + + +/** + * Links the segments of the module into the address space. + * + * @returns VBox status code on failure. + * + * @param hAs The address space. + * @param hMod The module. + * @param paSegs Array of segment indexes and load addresses. + * @param cSegs The number of segments in the array. + */ +static int dbgDiggerCommonLinkElfSegs(RTDBGAS hAs, RTDBGMOD hMod, PDBGDIGGERELFSEG paSegs, uint32_t cSegs) +{ + for (uint32_t i = 0; i < cSegs; i++) + if (paSegs[i].iSeg != NIL_RTDBGSEGIDX) + { + int rc = RTDbgAsModuleLinkSeg(hAs, hMod, paSegs[i].iSeg, paSegs[i].uLoadAddr, RTDBGASLINK_FLAGS_REPLACE); + if (RT_FAILURE(rc)) + { + RTDbgAsModuleUnlink(hAs, hMod); + return rc; + } + } + return VINF_SUCCESS; +} + + +/* + * Instantiate the code templates for dealing with the two ELF versions. + */ + +#define ELF_MODE 32 +#include "DBGPlugInCommonELFTmpl.cpp.h" + +#undef ELF_MODE +#define ELF_MODE 64 +#include "DBGPlugInCommonELFTmpl.cpp.h" + |