include: add elf/bpf.h

This patch adds a header file with BPF-specific ELF definitions.  In
particular, the architecture relocations.

include/ChangeLog:

2019-05-23  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* elf/bpf.h: New file.

diff --git a/include/ChangeLog b/include/ChangeLog
index 96fd26640fc5ac95d6df0f619942d800d0261604..95b7e00b06f600ad9b8bee0d4f44bb1d08e59269 100644 (file)
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,7 @@
+2019-05-23  Jose E. Marchesi  <jose.marchesi@oracle.com>
+
+       * elf/bpf.h: New file.
+
 2019-05-16  Andre Vieira  <andre.simoesdiasvieira@arm.com>
 
        * elf/arm.h (Tag_MVE_arch): Define new enum value.

diff --git a/include/elf/bpf.h b/include/elf/bpf.h
new file mode 100644 (file)
index 0000000..a7165cd
--- /dev/null
+++ b/include/elf/bpf.h
@@ -0,0 +1,45 @@
+/* Linux eBPF support for BFD.
+   Copyright (C) 2019 Free Software Foundation, Inc.
+
+   Contributed by Oracle, Inc.
+
+   This file is part of BFD, the Binary File Descriptor library.
+
+   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; either version 3 of the License, or
+   (at your option) any later version.
+
+   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, write to the Free Software Foundation,
+   Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#ifndef _ELF_BPF_H
+#define _ELF_BPF_H
+
+#include "elf/reloc-macros.h"
+
+/* Relocations.  */
+START_RELOC_NUMBERS (elf_bpf_reloc_type)
+  RELOC_NUMBER (R_BPF_NONE,            0)
+  RELOC_NUMBER (R_BPF_INSN_64,         1)
+  RELOC_NUMBER (R_BPF_INSN_32,         2)
+  RELOC_NUMBER (R_BPF_INSN_16,          3)
+  RELOC_NUMBER (R_BPF_INSN_DISP16,     4)
+  RELOC_NUMBER (R_BPF_DATA_8_PCREL,    5)
+  RELOC_NUMBER (R_BPF_DATA_16_PCREL,   6)
+  RELOC_NUMBER (R_BPF_DATA_32_PCREL,   7)
+  RELOC_NUMBER (R_BPF_DATA_8,          8)
+  RELOC_NUMBER (R_BPF_DATA_16,         9)
+  RELOC_NUMBER (R_BPF_INSN_DISP32,     10)
+  RELOC_NUMBER (R_BPF_DATA_32,         11)
+  RELOC_NUMBER (R_BPF_DATA_64,         12)
+  RELOC_NUMBER (R_BPF_DATA_64_PCREL,   13)
+END_RELOC_NUMBERS (R_BPF_max)
+
+#endif /* _ELF_BPF_H  */