87 lines
1.5 KiB
C
87 lines
1.5 KiB
C
/* Minimal extended BPF constants as alternative for linux/bpf.h. */
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#ifndef _ELFUTILS_BPF_H
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#define _ELFUTILS_BPF_H 1
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#include <stdint.h>
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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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#define BPF_ALU64 0x07
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#define BPF_JNE 0x50
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#define BPF_JSGT 0x60
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#define BPF_JSGE 0x70
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#define BPF_CALL 0x80
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#define BPF_EXIT 0x90
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#define BPF_JLT 0xa0
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#define BPF_JLE 0xb0
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#define BPF_JSLT 0xc0
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#define BPF_JSLE 0xd0
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#define BPF_W 0x00
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#define BPF_H 0x08
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#define BPF_B 0x10
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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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#define BPF_DW 0x18
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#define BPF_XADD 0xc0
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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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#define BPF_MOV 0xb0
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#define BPF_ARSH 0xc0
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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_K 0x00
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#define BPF_X 0x08
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#define BPF_END 0xd0
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#define BPF_TO_LE 0x00
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#define BPF_TO_BE 0x08
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#define BPF_PSEUDO_MAP_FD 1
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#define MAX_BPF_REG 10
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struct bpf_insn
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{
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uint8_t code;
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uint8_t dst_reg:4;
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uint8_t src_reg:4;
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int16_t off;
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int32_t imm;
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};
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#endif
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