From patchwork Thu Dec 15 12:38:09 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Evgeniy Baskov X-Patchwork-Id: 33634 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:e747:0:0:0:0:0 with SMTP id c7csp328168wrn; Thu, 15 Dec 2022 04:44:27 -0800 (PST) X-Google-Smtp-Source: AA0mqf48hjBQBMQ9zk/lfj57h5vF/iyTEB/hsVM4F4LQjE1IR8ecL+MxQPrOCZEybVJz8h/nt3W0 X-Received: by 2002:a17:906:6406:b0:7c0:e6da:4c9b with SMTP id d6-20020a170906640600b007c0e6da4c9bmr23573260ejm.66.1671108267591; Thu, 15 Dec 2022 04:44:27 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1671108267; cv=none; d=google.com; s=arc-20160816; b=H3YJT1B/rjOdT9rtHPuD0rA3uksGVT+oGnLBghyechjttsxUBMWzbwfPsNKQ6N4iWK x5ZleQPmNDxEaJbAth7gWKHpAySuSuCTDpZn2GP3We4CC6W3HgTQTP6klsRkosmbardh AJpU5UO33FfqJJ+IQARE1+Gemwa7btYYJYDe/Ljc3PAPwutvyUsBHHxy+MAwvqMNb+Us 4BX7+n4elb2+bIuCY2acP+dlx6dEbH7s8H1DIXUOYCsMH0DVNuB8pxYUEpmo8q3yoqJX EFqUiEJLqNqSblXbywf61A2Mt/pzcX/UvsJmN+6wF/YQA4RzVjssNr1xm4x0lfCIWyHs xD0A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature:dkim-filter; bh=gF+96E5JTgrvHRcDjbxcP61k8A382eQNOZhWeXF2seY=; b=DmQ7NmAcv+g+EosOVncsewy/qPJJHagXkF9L5yko0IqjpTRoNeT2BCLOxQfy8TG/jU AGtyczrTP3n/xFI7X78l2GvuHZKxO3dFC2uGZhoqI2BJYgXGhHkYg2G5C22Y/3a9e76W 36Tf74Tkd/D0GKcckPx9TgdKmPMlrUEO45c6J/hqZaaaKfoZPOLG6QC6TzyOhov9YIXG UjHjCIG+AobvrmyjrWZec1ndAt/+k9P5j0n7F1XH395LM0VVV6XHKTG87eXUjarp627H j+iq9XTXIQUPpiaVmNu4nuLXMLPQ8AobstRwglLVEPdjeudJI3VoDyVDWZ0QTwNchxAw LQmA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ispras.ru header.s=default header.b=CqLexxMn; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ispras.ru Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id hv10-20020a17090760ca00b007877eb5687csi14749864ejc.249.2022.12.15.04.44.03; Thu, 15 Dec 2022 04:44:27 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@ispras.ru header.s=default header.b=CqLexxMn; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ispras.ru Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229932AbiLOMnI (ORCPT + 99 others); Thu, 15 Dec 2022 07:43:08 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58174 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229748AbiLOMm2 (ORCPT ); Thu, 15 Dec 2022 07:42:28 -0500 Received: from mail.ispras.ru (mail.ispras.ru [83.149.199.84]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6379B1D0; Thu, 15 Dec 2022 04:42:27 -0800 (PST) Received: from localhost.localdomain (unknown [83.149.199.65]) by mail.ispras.ru (Postfix) with ESMTPSA id 90DF0419E9F5; Thu, 15 Dec 2022 12:42:25 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 mail.ispras.ru 90DF0419E9F5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ispras.ru; s=default; t=1671108145; bh=gF+96E5JTgrvHRcDjbxcP61k8A382eQNOZhWeXF2seY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CqLexxMnDM3uxPp51qoR6KnPBwVfRvIaNK5x/O+BGh7o6Ud+K3zEHPANp8CM7b2pd q7g117zqC5dDkd0tts30DUKb5jGGoFuG9qPkhx7FumCgQAo04Rlj8LdKVFG0Vm/kPi SEauNKVHyRlQ+bn1JGTrLjfIqB03gokqOiX2PLYw= From: Evgeniy Baskov To: Ard Biesheuvel Cc: Evgeniy Baskov , Borislav Petkov , Andy Lutomirski , Dave Hansen , Ingo Molnar , Peter Zijlstra , Thomas Gleixner , Alexey Khoroshilov , Peter Jones , "Limonciello, Mario" , joeyli , lvc-project@linuxtesting.org, x86@kernel.org, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: [PATCH v4 18/26] tools/include: Add simplified version of pe.h Date: Thu, 15 Dec 2022 15:38:09 +0300 Message-Id: <3f48e8bb2232220153b353d0f43cb6d96139b2da.1671098103.git.baskov@ispras.ru> X-Mailer: git-send-email 2.37.4 In-Reply-To: References: MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1752284022810518729?= X-GMAIL-MSGID: =?utf-8?q?1752284022810518729?= This is needed to remove magic numbers from x86 bzImage building tool (arch/x86/boot/tools/build.c). Tested-by: Mario Limonciello Tested-by: Peter Jones Signed-off-by: Evgeniy Baskov Acked-by: Ard Biesheuvel --- tools/include/linux/pe.h | 150 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 150 insertions(+) create mode 100644 tools/include/linux/pe.h diff --git a/tools/include/linux/pe.h b/tools/include/linux/pe.h new file mode 100644 index 000000000000..41c09ec371d8 --- /dev/null +++ b/tools/include/linux/pe.h @@ -0,0 +1,150 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Simplified version of include/linux/pe.h: + * Copyright 2011 Red Hat, Inc. All rights reserved. + * Author(s): Peter Jones + */ +#ifndef __LINUX_PE_H +#define __LINUX_PE_H + +#include + +#define IMAGE_FILE_MACHINE_I386 0x014c + +#define IMAGE_SCN_CNT_CODE 0x00000020 /* .text */ +#define IMAGE_SCN_CNT_INITIALIZED_DATA 0x00000040 /* .data */ +#define IMAGE_SCN_ALIGN_4096BYTES 0x00d00000 +#define IMAGE_SCN_MEM_DISCARDABLE 0x02000000 /* scn can be discarded */ +#define IMAGE_SCN_MEM_EXECUTE 0x20000000 /* can be executed as code */ +#define IMAGE_SCN_MEM_READ 0x40000000 /* readable */ +#define IMAGE_SCN_MEM_WRITE 0x80000000 /* writeable */ + +#define MZ_HEADER_PEADDR_OFFSET 0x3c + +struct pe_hdr { + uint32_t magic; /* PE magic */ + uint16_t machine; /* machine type */ + uint16_t sections; /* number of sections */ + uint32_t timestamp; /* time_t */ + uint32_t symbol_table; /* symbol table offset */ + uint32_t symbols; /* number of symbols */ + uint16_t opt_hdr_size; /* size of optional header */ + uint16_t flags; /* flags */ +}; + +/* the fact that pe32 isn't padded where pe32+ is 64-bit means union won't + * work right. vomit. */ +struct pe32_opt_hdr { + /* "standard" header */ + uint16_t magic; /* file type */ + uint8_t ld_major; /* linker major version */ + uint8_t ld_minor; /* linker minor version */ + uint32_t text_size; /* size of text section(s) */ + uint32_t data_size; /* size of data section(s) */ + uint32_t bss_size; /* size of bss section(s) */ + uint32_t entry_point; /* file offset of entry point */ + uint32_t code_base; /* relative code addr in ram */ + uint32_t data_base; /* relative data addr in ram */ + /* "windows" header */ + uint32_t image_base; /* preferred load address */ + uint32_t section_align; /* alignment in bytes */ + uint32_t file_align; /* file alignment in bytes */ + uint16_t os_major; /* major OS version */ + uint16_t os_minor; /* minor OS version */ + uint16_t image_major; /* major image version */ + uint16_t image_minor; /* minor image version */ + uint16_t subsys_major; /* major subsystem version */ + uint16_t subsys_minor; /* minor subsystem version */ + uint32_t win32_version; /* reserved, must be 0 */ + uint32_t image_size; /* image size */ + uint32_t header_size; /* header size rounded up to + file_align */ + uint32_t csum; /* checksum */ + uint16_t subsys; /* subsystem */ + uint16_t dll_flags; /* more flags! */ + uint32_t stack_size_req;/* amt of stack requested */ + uint32_t stack_size; /* amt of stack required */ + uint32_t heap_size_req; /* amt of heap requested */ + uint32_t heap_size; /* amt of heap required */ + uint32_t loader_flags; /* reserved, must be 0 */ + uint32_t data_dirs; /* number of data dir entries */ +}; + +struct pe32plus_opt_hdr { + uint16_t magic; /* file type */ + uint8_t ld_major; /* linker major version */ + uint8_t ld_minor; /* linker minor version */ + uint32_t text_size; /* size of text section(s) */ + uint32_t data_size; /* size of data section(s) */ + uint32_t bss_size; /* size of bss section(s) */ + uint32_t entry_point; /* file offset of entry point */ + uint32_t code_base; /* relative code addr in ram */ + /* "windows" header */ + uint64_t image_base; /* preferred load address */ + uint32_t section_align; /* alignment in bytes */ + uint32_t file_align; /* file alignment in bytes */ + uint16_t os_major; /* major OS version */ + uint16_t os_minor; /* minor OS version */ + uint16_t image_major; /* major image version */ + uint16_t image_minor; /* minor image version */ + uint16_t subsys_major; /* major subsystem version */ + uint16_t subsys_minor; /* minor subsystem version */ + uint32_t win32_version; /* reserved, must be 0 */ + uint32_t image_size; /* image size */ + uint32_t header_size; /* header size rounded up to + file_align */ + uint32_t csum; /* checksum */ + uint16_t subsys; /* subsystem */ + uint16_t dll_flags; /* more flags! */ + uint64_t stack_size_req;/* amt of stack requested */ + uint64_t stack_size; /* amt of stack required */ + uint64_t heap_size_req; /* amt of heap requested */ + uint64_t heap_size; /* amt of heap required */ + uint32_t loader_flags; /* reserved, must be 0 */ + uint32_t data_dirs; /* number of data dir entries */ +}; + +struct data_dirent { + uint32_t virtual_address; /* relative to load address */ + uint32_t size; +}; + +struct data_directory { + struct data_dirent exports; /* .edata */ + struct data_dirent imports; /* .idata */ + struct data_dirent resources; /* .rsrc */ + struct data_dirent exceptions; /* .pdata */ + struct data_dirent certs; /* certs */ + struct data_dirent base_relocations; /* .reloc */ + struct data_dirent debug; /* .debug */ + struct data_dirent arch; /* reservered */ + struct data_dirent global_ptr; /* global pointer reg. Size=0 */ + struct data_dirent tls; /* .tls */ + struct data_dirent load_config; /* load configuration structure */ + struct data_dirent bound_imports; /* no idea */ + struct data_dirent import_addrs; /* import address table */ + struct data_dirent delay_imports; /* delay-load import table */ + struct data_dirent clr_runtime_hdr; /* .cor (object only) */ + struct data_dirent reserved; +}; + +struct section_header { + char name[8]; /* name or "/12\0" string tbl offset */ + uint32_t virtual_size; /* size of loaded section in ram */ + uint32_t virtual_address; /* relative virtual address */ + uint32_t raw_data_size; /* size of the section */ + uint32_t data_addr; /* file pointer to first page of sec */ + uint32_t relocs; /* file pointer to relocation entries */ + uint32_t line_numbers; /* line numbers! */ + uint16_t num_relocs; /* number of relocations */ + uint16_t num_lin_numbers; /* srsly. */ + uint32_t flags; +}; + +struct coff_reloc { + uint32_t virtual_address; + uint32_t symbol_table_index; + uint16_t data; +}; + +#endif /* __LINUX_PE_H */