diff options
Diffstat (limited to 'src/VBox/Runtime/common/compiler/vcc/loadcfg-vcc.c')
| -rw-r--r-- | src/VBox/Runtime/common/compiler/vcc/loadcfg-vcc.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/compiler/vcc/loadcfg-vcc.c b/src/VBox/Runtime/common/compiler/vcc/loadcfg-vcc.c new file mode 100644 index 00000000..dbed3275 --- /dev/null +++ b/src/VBox/Runtime/common/compiler/vcc/loadcfg-vcc.c @@ -0,0 +1,154 @@ +/* $Id: loadcfg-vcc.c $ */ +/** @file + * IPRT - Visual C++ Compiler - PE/Windows Load Configuration. + * + * @note This is a C file and not C++ because the compiler generates fixups + * that upsets the linker (ADDR32 + ADDR32_4 instead of ADDR64). + */ + +/* + * Copyright (C) 2022 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>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox 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. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#include "internal/iprt.h" +#include <iprt/formats/pecoff.h> + +#include "internal/compiler-vcc.h" + + +/********************************************************************************************************************************* +* Global Variables * +*********************************************************************************************************************************/ +extern uintptr_t __security_cookie; /**< nocrt-stack-win.asm */ +#ifdef RT_ARCH_X86 +extern uintptr_t __safe_se_handler_table[]; /**< Linker generated. */ +extern uint8_t __safe_se_handler_count; /**< Absolute "address" defined by the linker representing the table size. */ +#endif +#ifdef RT_ARCH_AMD64 +extern uintptr_t __guard_dispatch_icall_fptr;/**< nocrt-guard-win.asm */ +#endif +extern uintptr_t __guard_fids_table[]; /**< Linker generated. */ +extern uint8_t __guard_fids_count; /** Another absolute "address" generated by the linker for a table size. */ +extern uint8_t __guard_flags; /** Another absolute "address" generated by the linker, flags value this time. */ +extern uintptr_t __guard_iat_table[]; /**< Linker generated. */ +extern uint8_t __guard_iat_count; /** Another absolute "address" generated by the linker for a table size. */ +extern uintptr_t __guard_longjmp_table[]; /**< Linker generated. */ +extern uint8_t __guard_longjmp_count; /** Another absolute "address" generated by the linker for a table size. */ +extern uint8_t __enclave_config; /** Another absolute "address" generated by the linker, flags value this time. */ +extern uintptr_t __guard_eh_cont_table[]; /**< Linker generated. */ +extern uint8_t __guard_eh_cont_count; /** Another absolute "address" generated by the linker for a table size. */ +#ifdef RT_ARCH_AMD64 +extern uintptr_t __guard_xfg_check_icall_fptr; /**< nocrt-guard-win.asm */ +extern uintptr_t __guard_xfg_dispatch_icall_fptr; /**< nocrt-guard-win.asm */ +extern uintptr_t __guard_xfg_table_dispatch_icall_fptr; /**< nocrt-guard-win.asm */ +#endif + + +/** + * The load configuration for the PE image. + * + * The name of this is dictated by the linker, as it looks for a + * _load_config_used symbol and puts it's address and (somehow) size in the load + * config data dir entry. + * + * @todo use _MSC_VER to reduce this for older linkers which doesn't support all + * the machinactions we include here for the 2019 (14.29.30139.0) linker. + */ +RT_CONCAT(IMAGE_LOAD_CONFIG_DIRECTORY, ARCH_BITS) const _load_config_used = +{ + /* .Size = */ sizeof(_load_config_used), + /* .TimeDateStamp = */ 0, + /* .MajorVersion = */ 0, + /* .MinorVersion = */ 0, + /* .GlobalFlagsClear = */ 0, + /* .GlobalFlagsSet = */ 0, + /* .CriticalSectionDefaultTimeout = */ 0, + /* .DeCommitFreeBlockThreshold = */ 0, + /* .DeCommitTotalFreeThreshold = */ 0, + /* .LockPrefixTable = */ 0, + /* .MaximumAllocationSize = */ 0, + /* .VirtualMemoryThreshold = */ 0, + /* .ProcessHeapFlags = */ 0, + /* .ProcessAffinityMask = */ 0, + /* .CSDVersion = */ 0, + /* .DependentLoadFlags = */ 0, + /* .EditList = */ 0, + /* .SecurityCookie = */ (uintptr_t)&__security_cookie, +#ifdef RT_ARCH_X86 + /* .SEHandlerTable = */ (uintptr_t)&__safe_se_handler_table[0], + /* .SEHandlerCount = */ (uintptr_t)&__safe_se_handler_count, /* Absolute "address", remember. */ +#else + /* .SEHandlerTable = */ 0, + /* .SEHandlerCount = */ 0, +#endif + /* .GuardCFCCheckFunctionPointer = */ (uintptr_t)&__guard_check_icall_fptr, +#ifdef RT_ARCH_AMD64 + /* .GuardCFDispatchFunctionPointer = */ (uintptr_t)&__guard_dispatch_icall_fptr, +#else + /* .GuardCFDispatchFunctionPointer = */ 0, +#endif + /* .GuardCFFunctionTable = */ (uintptr_t)&__guard_fids_table[0], + /* .GuardCFFunctionCount = */ (uintptr_t)&__guard_fids_count, /* Absolute "address", remember. */ + /* .GuardFlags = */ (uint32_t)(uintptr_t)&__guard_flags, /* Ditto. */ + /* .CodeIntegrity = */ { 0, 0, 0, 0 }, + /* .GuardAddressTakenIatEntryTable = */ (uintptr_t)__guard_iat_table, + /* .GuardAddressTakenIatEntryCount = */ (uintptr_t)&__guard_iat_count, /* The same. */ + /* .GuardLongJumpTargetTable = */ (uintptr_t)&__guard_longjmp_table[0], + /* .GuardLongJumpTargetCount = */ (uintptr_t)&__guard_longjmp_count, /* Another one. */ + /* .DynamicValueRelocTable = */ 0, + /* .CHPEMetadataPointer = */ 0, /** @todo ARM */ + /* .GuardRFFailureRoutine = */ 0, + /* .GuardRFFailureRoutineFunctionPointer= */ 0, + /* .DynamicValueRelocTableOffset = */ 0, + /* .DynamicValueRelocTableSection = */ 0, + /* .Reserved2 = */ 0, + /* .GuardRFVerifyStackPointerFunctionPointer=*/ 0, + /* .HotPatchTableOffset = */ 0, + /* .Reserved3 = */ 0, + /* .EnclaveConfigurationPointer = */ (uintptr_t)&__enclave_config, /* And another one. */ + /* .VolatileMetadataPointer = */ 0, + /* .GuardEHContinuationTable = */ (uintptr_t)&__guard_eh_cont_table[0], + /* .GuardEHContinuationCount = */ (uintptr_t)&__guard_eh_cont_count, /* Yet another one. */ +#ifdef RT_ARCH_AMD64 + /* .GuardXFGCheckFunctionPointer = */ (uintptr_t)&__guard_xfg_check_icall_fptr, + /* .GuardXFGDispatchFunctionPointer = */ (uintptr_t)&__guard_xfg_dispatch_icall_fptr, + /* .GuardXFGTableDispatchFunctionPointer= */ (uintptr_t)&__guard_xfg_table_dispatch_icall_fptr, +#else + /* .GuardXFGCheckFunctionPointer = */ 0, + /* .GuardXFGDispatchFunctionPointer = */ 0, + /* .GuardXFGTableDispatchFunctionPointer= */ 0, +#endif + /* .CastGuardOsDeterminedFailureMode = */ 0, +}; + |