diff options
Diffstat (limited to 'src/bldprogs/VBoxPeSetVersion.cpp')
| -rw-r--r-- | src/bldprogs/VBoxPeSetVersion.cpp | 404 |
1 files changed, 404 insertions, 0 deletions
diff --git a/src/bldprogs/VBoxPeSetVersion.cpp b/src/bldprogs/VBoxPeSetVersion.cpp new file mode 100644 index 00000000..9104412c --- /dev/null +++ b/src/bldprogs/VBoxPeSetVersion.cpp @@ -0,0 +1,404 @@ +/* $Id: VBoxPeSetVersion.cpp $ */ +/** @file + * IPRT - Change the OS and SubSystem version to value suitable for NT v3.1. + * + * Also make sure the IAT is writable, since NT v3.1 expects this. These are + * tricks necessary to make binaries created by newer Visual C++ linkers work + * on ancient NT version like W2K, NT4 and NT 3.x. + */ + +/* + * Copyright (C) 2012-2022 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>. + * + * SPDX-License-Identifier: GPL-3.0-only + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#include <iprt/formats/mz.h> +#include <iprt/formats/pecoff.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + + +/********************************************************************************************************************************* +* Defined Constants And Macros * +*********************************************************************************************************************************/ +#define MK_VER(a_uHi, a_uLo) ( ((a_uHi) << 8) | (a_uLo)) + + +/********************************************************************************************************************************* +* Global Variables * +*********************************************************************************************************************************/ +static const char *g_pszFilename; +static unsigned g_cVerbosity = 0; + + +static int Error(const char *pszFormat, ...) +{ + va_list va; + va_start(va, pszFormat); + char szTmp[1024]; + _vsnprintf(szTmp, sizeof(szTmp), pszFormat, va); + va_end(va); + fprintf(stderr, "VBoxPeSetVersion: %s: error: %s\n", g_pszFilename, szTmp); + return RTEXITCODE_FAILURE; +} + + +static void Info(unsigned iLevel, const char *pszFormat, ...) +{ + if (iLevel <= g_cVerbosity) + { + va_list va; + va_start(va, pszFormat); + char szTmp[1024]; + _vsnprintf(szTmp, sizeof(szTmp), pszFormat, va); + va_end(va); + fprintf(stderr, "VBoxPeSetVersion: %s: info: %s\n", g_pszFilename, szTmp); + } +} + + +static int UpdateFile(FILE *pFile, unsigned uNtVersion, PIMAGE_SECTION_HEADER *ppaShdr) +{ + /* + * Locate and read the PE header. + * + * Note! We'll be reading the 64-bit size even for 32-bit since the difference + * is 16 bytes, which is less than a section header, so it won't be a problem. + */ + unsigned long offNtHdrs; + { + IMAGE_DOS_HEADER MzHdr; + if (fread(&MzHdr, sizeof(MzHdr), 1, pFile) != 1) + return Error("Failed to read MZ header: %s", strerror(errno)); + if (MzHdr.e_magic != IMAGE_DOS_SIGNATURE) + return Error("Invalid MZ magic: %#x", MzHdr.e_magic); + offNtHdrs = MzHdr.e_lfanew; + } + + if (fseek(pFile, offNtHdrs, SEEK_SET) != 0) + return Error("Failed to seek to PE header at %#lx: %s", offNtHdrs, strerror(errno)); + union + { + IMAGE_NT_HEADERS32 x32; + IMAGE_NT_HEADERS64 x64; + } NtHdrs, + NtHdrsNew; + if (fread(&NtHdrs, sizeof(NtHdrs), 1, pFile) != 1) + return Error("Failed to read PE header at %#lx: %s", offNtHdrs, strerror(errno)); + + /* + * Validate it a little bit. + */ + if (NtHdrs.x32.Signature != IMAGE_NT_SIGNATURE) + return Error("Invalid PE signature: %#x", NtHdrs.x32.Signature); + uint32_t cbNewHdrs; + if (NtHdrs.x32.FileHeader.Machine == IMAGE_FILE_MACHINE_AMD64) + { + if (NtHdrs.x64.FileHeader.SizeOfOptionalHeader != sizeof(NtHdrs.x64.OptionalHeader)) + return Error("Invalid optional header size: %#x", NtHdrs.x64.FileHeader.SizeOfOptionalHeader); + if (NtHdrs.x64.OptionalHeader.Magic != IMAGE_NT_OPTIONAL_HDR64_MAGIC) + return Error("Invalid optional header magic: %#x", NtHdrs.x64.OptionalHeader.Magic); + if (!uNtVersion) + uNtVersion = MK_VER(5, 2); + else if (uNtVersion < MK_VER(5, 2)) + return Error("Selected version is too old for AMD64: %u.%u", uNtVersion >> 8, uNtVersion & 0xff); + cbNewHdrs = sizeof(NtHdrsNew.x64); + } + else if (NtHdrs.x32.FileHeader.Machine != IMAGE_FILE_MACHINE_I386) + return Error("Not I386 or AMD64 machine: %#x", NtHdrs.x32.FileHeader.Machine); + else + { + if (NtHdrs.x32.FileHeader.SizeOfOptionalHeader != sizeof(NtHdrs.x32.OptionalHeader)) + return Error("Invalid optional header size: %#x", NtHdrs.x32.FileHeader.SizeOfOptionalHeader); + if (NtHdrs.x32.OptionalHeader.Magic != IMAGE_NT_OPTIONAL_HDR32_MAGIC) + return Error("Invalid optional header magic: %#x", NtHdrs.x32.OptionalHeader.Magic); + if (!uNtVersion) + uNtVersion = MK_VER(3, 10); + cbNewHdrs = sizeof(NtHdrsNew.x32); + } + + /* + * Do the header modifications. + */ + memcpy(&NtHdrsNew, &NtHdrs, sizeof(NtHdrsNew)); + NtHdrsNew.x32.OptionalHeader.MajorOperatingSystemVersion = uNtVersion >> 8; + NtHdrsNew.x32.OptionalHeader.MinorOperatingSystemVersion = uNtVersion & 0xff; + NtHdrsNew.x32.OptionalHeader.MajorSubsystemVersion = uNtVersion >> 8; + NtHdrsNew.x32.OptionalHeader.MinorSubsystemVersion = uNtVersion & 0xff; + AssertCompileMembersAtSameOffset(IMAGE_NT_HEADERS32, OptionalHeader.MajorOperatingSystemVersion, IMAGE_NT_HEADERS64, OptionalHeader.MajorOperatingSystemVersion); + AssertCompileMembersAtSameOffset(IMAGE_NT_HEADERS32, OptionalHeader.MinorOperatingSystemVersion, IMAGE_NT_HEADERS64, OptionalHeader.MinorOperatingSystemVersion); + AssertCompileMembersAtSameOffset(IMAGE_NT_HEADERS32, OptionalHeader.MajorSubsystemVersion, IMAGE_NT_HEADERS64, OptionalHeader.MajorSubsystemVersion); + AssertCompileMembersAtSameOffset(IMAGE_NT_HEADERS32, OptionalHeader.MinorSubsystemVersion, IMAGE_NT_HEADERS64, OptionalHeader.MinorSubsystemVersion); + + if (uNtVersion <= MK_VER(3, 50)) + { + NtHdrsNew.x32.OptionalHeader.MajorOperatingSystemVersion = 1; + NtHdrsNew.x32.OptionalHeader.MinorOperatingSystemVersion = 0; + AssertCompileMembersAtSameOffset(IMAGE_NT_HEADERS32, OptionalHeader.MajorOperatingSystemVersion, IMAGE_NT_HEADERS64, OptionalHeader.MajorOperatingSystemVersion); + AssertCompileMembersAtSameOffset(IMAGE_NT_HEADERS32, OptionalHeader.MinorOperatingSystemVersion, IMAGE_NT_HEADERS64, OptionalHeader.MinorOperatingSystemVersion); + } + + if (memcmp(&NtHdrsNew, &NtHdrs, sizeof(NtHdrs))) + { + /** @todo calc checksum. */ + NtHdrsNew.x32.OptionalHeader.CheckSum = 0; + AssertCompileMembersAtSameOffset(IMAGE_NT_HEADERS32, OptionalHeader.MinorOperatingSystemVersion, IMAGE_NT_HEADERS64, OptionalHeader.MinorOperatingSystemVersion); + + if ( NtHdrsNew.x32.OptionalHeader.MajorOperatingSystemVersion != NtHdrs.x32.OptionalHeader.MajorOperatingSystemVersion + || NtHdrsNew.x32.OptionalHeader.MinorOperatingSystemVersion != NtHdrs.x32.OptionalHeader.MinorOperatingSystemVersion) + Info(1,"OperatingSystemVersion %u.%u -> %u.%u", + NtHdrs.x32.OptionalHeader.MajorOperatingSystemVersion, NtHdrs.x32.OptionalHeader.MinorOperatingSystemVersion, + NtHdrsNew.x32.OptionalHeader.MajorOperatingSystemVersion, NtHdrsNew.x32.OptionalHeader.MinorOperatingSystemVersion); + if ( NtHdrsNew.x32.OptionalHeader.MajorSubsystemVersion != NtHdrs.x32.OptionalHeader.MajorSubsystemVersion + || NtHdrsNew.x32.OptionalHeader.MinorSubsystemVersion != NtHdrs.x32.OptionalHeader.MinorSubsystemVersion) + Info(1,"SubsystemVersion %u.%u -> %u.%u", + NtHdrs.x32.OptionalHeader.MajorSubsystemVersion, NtHdrs.x32.OptionalHeader.MinorSubsystemVersion, + NtHdrsNew.x32.OptionalHeader.MajorSubsystemVersion, NtHdrsNew.x32.OptionalHeader.MinorSubsystemVersion); + + if (fseek(pFile, offNtHdrs, SEEK_SET) != 0) + return Error("Failed to seek to PE header at %#lx: %s", offNtHdrs, strerror(errno)); + if (fwrite(&NtHdrsNew, cbNewHdrs, 1, pFile) != 1) + return Error("Failed to write PE header at %#lx: %s", offNtHdrs, strerror(errno)); + } + + /* + * Make the IAT writable for NT 3.1 and drop the non-cachable flag from .bss. + * + * The latter is a trick we use to prevent the linker from merging .data and .bss, + * because NT 3.1 does not honor Misc.VirtualSize and won't zero padd the .bss part + * if it's not zero padded in the file. This seemed simpler than adding zero padding. + */ + if ( uNtVersion <= MK_VER(3, 10) + && NtHdrsNew.x32.FileHeader.NumberOfSections > 0) + { + uint32_t cbShdrs = sizeof(IMAGE_SECTION_HEADER) * NtHdrsNew.x32.FileHeader.NumberOfSections; + PIMAGE_SECTION_HEADER paShdrs = (PIMAGE_SECTION_HEADER)calloc(1, cbShdrs); + if (!paShdrs) + return Error("Out of memory"); + *ppaShdr = paShdrs; + + unsigned long offShdrs = offNtHdrs + + RT_UOFFSETOF_DYN(IMAGE_NT_HEADERS32, + OptionalHeader.DataDirectory[NtHdrsNew.x32.OptionalHeader.NumberOfRvaAndSizes]); + if (fseek(pFile, offShdrs, SEEK_SET) != 0) + return Error("Failed to seek to section headers at %#lx: %s", offShdrs, strerror(errno)); + if (fread(paShdrs, cbShdrs, 1, pFile) != 1) + return Error("Failed to read section headers at %#lx: %s", offShdrs, strerror(errno)); + + bool fFoundBss = false; + uint32_t uRvaEnd = NtHdrsNew.x32.OptionalHeader.SizeOfImage; + uint32_t uRvaIat = NtHdrsNew.x32.OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_IAT].Size > 0 + ? NtHdrsNew.x32.OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_IAT].VirtualAddress : UINT32_MAX; + uint32_t i = NtHdrsNew.x32.FileHeader.NumberOfSections; + while (i-- > 0) + if (!(paShdrs[i].Characteristics & IMAGE_SCN_TYPE_NOLOAD)) + { + bool fModified = false; + if (uRvaIat >= paShdrs[i].VirtualAddress && uRvaIat < uRvaEnd) + { + if (!(paShdrs[i].Characteristics & IMAGE_SCN_MEM_WRITE)) + { + paShdrs[i].Characteristics |= IMAGE_SCN_MEM_WRITE; + fModified = true; + } + uRvaIat = UINT32_MAX; + } + + if ( !fFoundBss + && strcmp((const char *)paShdrs[i].Name, ".bss") == 0) + { + if (paShdrs[i].Characteristics & IMAGE_SCN_MEM_NOT_CACHED) + { + paShdrs[i].Characteristics &= ~IMAGE_SCN_MEM_NOT_CACHED; + fModified = true; + } + fFoundBss = true; + } + + if (fModified) + { + unsigned long offShdr = offShdrs + i * sizeof(IMAGE_SECTION_HEADER); + if (fseek(pFile, offShdr, SEEK_SET) != 0) + return Error("Failed to seek to section header #%u at %#lx: %s", i, offShdr, strerror(errno)); + if (fwrite(&paShdrs[i], sizeof(IMAGE_SECTION_HEADER), 1, pFile) != 1) + return Error("Failed to write %8.8s section header header at %#lx: %s", + paShdrs[i].Name, offShdr, strerror(errno)); + if (uRvaIat == UINT32_MAX && fFoundBss) + break; + } + + /* Advance */ + uRvaEnd = paShdrs[i].VirtualAddress; + } + + } + + return RTEXITCODE_SUCCESS; +} + + +static int Usage(FILE *pOutput) +{ + fprintf(pOutput, + "Usage: VBoxPeSetVersion [options] <PE-image>\n" + "Options:\n" + " -v, --verbose\n" + " Increases verbosity.\n" + " -q, --quiet\n" + " Quiet operation (default).\n" + " --nt31, --nt350, --nt351, --nt4, --w2k, --xp, --w2k3, --vista,\n" + " --w7, --w8, --w81, --w10\n" + " Which version to set. Default: --nt31\n" + ); + return RTEXITCODE_SYNTAX; +} + + +/** @todo Rewrite this so it can take options and print out error messages. */ +int main(int argc, char **argv) +{ + /* + * Parse arguments. + * This stucks + */ + unsigned uNtVersion = 0; + const char *pszFilename = NULL; + bool fAcceptOptions = true; + for (int i = 1; i < argc; i++) + { + const char *psz = argv[i]; + if (fAcceptOptions && *psz == '-') + { + char ch = psz[1]; + psz += 2; + if (ch == '-') + { + if (!*psz) + { + fAcceptOptions = false; + continue; + } + + if (strcmp(psz, "verbose") == 0) + ch = 'v'; + else if (strcmp(psz, "quiet") == 0) + ch = 'q'; + else if (strcmp(psz, "help") == 0) + ch = 'h'; + else if (strcmp(psz, "version") == 0) + ch = 'V'; + else + { + if (strcmp(psz, "nt31") == 0) + uNtVersion = MK_VER(3,10); + else if (strcmp(psz, "nt350") == 0) + uNtVersion = MK_VER(3,50); + else if (strcmp(psz, "nt351") == 0) + uNtVersion = MK_VER(3,51); + else if (strcmp(psz, "nt4") == 0) + uNtVersion = MK_VER(4,0); + else if (strcmp(psz, "w2k") == 0) + uNtVersion = MK_VER(5,0); + else if (strcmp(psz, "xp") == 0) + uNtVersion = MK_VER(5,1); + else if (strcmp(psz, "w2k3") == 0) + uNtVersion = MK_VER(5,2); + else if (strcmp(psz, "vista") == 0) + uNtVersion = MK_VER(6,0); + else if (strcmp(psz, "w7") == 0) + uNtVersion = MK_VER(6,1); + else if (strcmp(psz, "w8") == 0) + uNtVersion = MK_VER(6,2); + else if (strcmp(psz, "w81") == 0) + uNtVersion = MK_VER(6,3); + else if (strcmp(psz, "w10") == 0) + uNtVersion = MK_VER(10,0); + else + { + fprintf(stderr, "VBoxPeSetVersion: syntax error: Unknown option: --%s\n", psz); + return RTEXITCODE_SYNTAX; + } + continue; + } + psz = " "; + } + do + { + switch (ch) + { + case 'q': + g_cVerbosity = 0; + break; + case 'v': + g_cVerbosity++; + break; + case 'V': + printf("2.0\n"); + return RTEXITCODE_SUCCESS; + case 'h': + Usage(stdout); + return RTEXITCODE_SUCCESS; + default: + fprintf(stderr, "VBoxPeSetVersion: syntax error: Unknown option: -%c\n", ch ? ch : ' '); + return RTEXITCODE_SYNTAX; + } + } while ((ch = *psz++) != '\0'); + + } + else if (!pszFilename) + pszFilename = psz; + else + { + fprintf(stderr, "VBoxPeSetVersion: syntax error: More than one PE-image specified!\n"); + return RTEXITCODE_SYNTAX; + } + } + + if (!pszFilename) + { + fprintf(stderr, "VBoxPeSetVersion: syntax error: No PE-image specified!\n"); + return RTEXITCODE_SYNTAX; + } + g_pszFilename = pszFilename; + + /* + * Process the file. + */ + int rcExit; + FILE *pFile = fopen(pszFilename, "r+b"); + if (pFile) + { + PIMAGE_SECTION_HEADER paShdrs = NULL; + rcExit = UpdateFile(pFile, uNtVersion, &paShdrs); + if (paShdrs) + free(paShdrs); + if (fclose(pFile) != 0) + rcExit = Error("fclose failed on '%s': %s", pszFilename, strerror(errno)); + } + else + rcExit = Error("Failed to open '%s' for updating: %s", pszFilename, strerror(errno)); + return rcExit; +} + |