81 lines
2.1 KiB
Diff
81 lines
2.1 KiB
Diff
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From 311e344039d58cfde09dd34f14804db8ac0513c9 Mon Sep 17 00:00:00 2001
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From: Peter Seiderer <ps.report@gmx.net>
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Date: Fri, 2 Nov 2018 18:58:53 +0100
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Subject: [PATCH] Add missing linux/bpf_common.h
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Copy from [1], needed by bpf.h.
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https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/include/uapi/linux/bpf_common.h?h=v4.19
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Signed-off-by: Peter Seiderer <ps.report@gmx.net>
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---
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include/linux/bpf_common.h | 57 ++++++++++++++++++++++++++++++++++++++
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1 file changed, 57 insertions(+)
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create mode 100644 include/linux/bpf_common.h
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diff --git a/include/linux/bpf_common.h b/include/linux/bpf_common.h
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new file mode 100644
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index 00000000..ee97668b
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--- /dev/null
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+++ b/include/linux/bpf_common.h
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@@ -0,0 +1,57 @@
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+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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+#ifndef _UAPI__LINUX_BPF_COMMON_H__
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+#define _UAPI__LINUX_BPF_COMMON_H__
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+
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+/* Instruction classes */
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+#define BPF_CLASS(code) ((code) & 0x07)
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+#define BPF_LD 0x00
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+#define BPF_LDX 0x01
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+#define BPF_ST 0x02
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+#define BPF_STX 0x03
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+#define BPF_ALU 0x04
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+#define BPF_JMP 0x05
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+#define BPF_RET 0x06
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+#define BPF_MISC 0x07
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+
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+/* ld/ldx fields */
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+#define BPF_SIZE(code) ((code) & 0x18)
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+#define BPF_W 0x00 /* 32-bit */
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+#define BPF_H 0x08 /* 16-bit */
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+#define BPF_B 0x10 /* 8-bit */
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+/* eBPF BPF_DW 0x18 64-bit */
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+#define BPF_MODE(code) ((code) & 0xe0)
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+#define BPF_IMM 0x00
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+#define BPF_ABS 0x20
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+#define BPF_IND 0x40
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+#define BPF_MEM 0x60
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+#define BPF_LEN 0x80
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+#define BPF_MSH 0xa0
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+
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+/* alu/jmp fields */
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+#define BPF_OP(code) ((code) & 0xf0)
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+#define BPF_ADD 0x00
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+#define BPF_SUB 0x10
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+#define BPF_MUL 0x20
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+#define BPF_DIV 0x30
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+#define BPF_OR 0x40
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+#define BPF_AND 0x50
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+#define BPF_LSH 0x60
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+#define BPF_RSH 0x70
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+#define BPF_NEG 0x80
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+#define BPF_MOD 0x90
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+#define BPF_XOR 0xa0
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+
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+#define BPF_JA 0x00
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+#define BPF_JEQ 0x10
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+#define BPF_JGT 0x20
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+#define BPF_JGE 0x30
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+#define BPF_JSET 0x40
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+#define BPF_SRC(code) ((code) & 0x08)
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+#define BPF_K 0x00
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+#define BPF_X 0x08
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+
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+#ifndef BPF_MAXINSNS
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+#define BPF_MAXINSNS 4096
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+#endif
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+
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+#endif /* _UAPI__LINUX_BPF_COMMON_H__ */
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--
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2.19.1
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