| 1 | /* COFF information for AMD 64. |
| 2 | Copyright (C) 2006-2020 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of BFD, the Binary File Descriptor library. |
| 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 3 of the License, or |
| 9 | (at your option) any later version. |
| 10 | |
| 11 | This program is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with this program; if not, write to the Free Software |
| 18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 19 | MA 02110-1301, USA. |
| 20 | |
| 21 | Written by Kai Tietz, OneVision Software GmbH&CoKg. */ |
| 22 | |
| 23 | #define L_LNNO_SIZE 2 |
| 24 | #define INCLUDE_COMDAT_FIELDS_IN_AUXENT |
| 25 | |
| 26 | #include "coff/external.h" |
| 27 | |
| 28 | #define COFF_PAGE_SIZE 0x1000 |
| 29 | |
| 30 | #define AMD64MAGIC 0x8664 |
| 31 | |
| 32 | /* .NET DLLs XOR the Machine number (above) with an override to |
| 33 | indicate that the DLL contains OS-specific machine code rather |
| 34 | than just IL or bytecode. See |
| 35 | https://github.com/dotnet/coreclr/blob/6f7aa7967c607b8c667518314ab937c0d7547025/src/inc/pedecoder.h#L94-L107. */ |
| 36 | #define IMAGE_FILE_MACHINE_NATIVE_APPLE_OVERRIDE 0x4644 |
| 37 | #define IMAGE_FILE_MACHINE_NATIVE_FREEBSD_OVERRIDE 0xadc4 |
| 38 | #define IMAGE_FILE_MACHINE_NATIVE_LINUX_OVERRIDE 0x7b79 |
| 39 | #define IMAGE_FILE_MACHINE_NATIVE_NETBSD_OVERRIDE 0x1993 |
| 40 | |
| 41 | /* Used in some .NET DLLs that target a specific OS. */ |
| 42 | #define AMD64_APPLE_MAGIC (AMD64MAGIC ^ IMAGE_FILE_MACHINE_NATIVE_APPLE_OVERRIDE) |
| 43 | #define AMD64_FREEBSD_MAGIC (AMD64MAGIC ^ IMAGE_FILE_MACHINE_NATIVE_FREEBSD_OVERRIDE) |
| 44 | #define AMD64_LINUX_MAGIC (AMD64MAGIC ^ IMAGE_FILE_MACHINE_NATIVE_LINUX_OVERRIDE) |
| 45 | #define AMD64_NETBSD_MAGIC (AMD64MAGIC ^ IMAGE_FILE_MACHINE_NATIVE_NETBSD_OVERRIDE) |
| 46 | |
| 47 | #define AMD64BADMAG(x) ( ((x).f_magic != AMD64MAGIC) \ |
| 48 | && ((x).f_magic != AMD64_APPLE_MAGIC) \ |
| 49 | && ((x).f_magic != AMD64_FREEBSD_MAGIC) \ |
| 50 | && ((x).f_magic != AMD64_LINUX_MAGIC) \ |
| 51 | && ((x).f_magic != AMD64_NETBSD_MAGIC)) |
| 52 | |
| 53 | #define IMAGE_NT_OPTIONAL_HDR64_MAGIC 0x20b |
| 54 | |
| 55 | #define OMAGIC 0404 /* Object files, eg as output. */ |
| 56 | #define ZMAGIC IMAGE_NT_OPTIONAL_HDR64_MAGIC /* Demand load format, eg normal ld output 0x10b. */ |
| 57 | #define STMAGIC 0401 /* Target shlib. */ |
| 58 | #define SHMAGIC 0443 /* Host shlib. */ |
| 59 | |
| 60 | /* Define some NT default values. */ |
| 61 | /* #define NT_IMAGE_BASE 0x400000 moved to internal.h. */ |
| 62 | #define NT_SECTION_ALIGNMENT 0x1000 |
| 63 | #define NT_FILE_ALIGNMENT 0x200 |
| 64 | #define NT_DEF_RESERVE 0x100000 |
| 65 | #define NT_DEF_COMMIT 0x1000 |
| 66 | |
| 67 | /* Relocation directives. */ |
| 68 | |
| 69 | struct external_reloc |
| 70 | { |
| 71 | char r_vaddr[4]; |
| 72 | char r_symndx[4]; |
| 73 | char r_type[2]; |
| 74 | }; |
| 75 | |
| 76 | #define RELOC struct external_reloc |
| 77 | #define RELSZ 10 |