1 /* Minimal extended BPF constants as alternative for linux/bpf.h. */ 2 3 #ifndef _ELFUTILS_BPF_H 4 #define _ELFUTILS_BPF_H 1 5 6 #include <stdint.h> 7 8 #define BPF_CLASS(code) ((code) & 0x07) 9 10 #define BPF_LD 0x00 11 #define BPF_LDX 0x01 12 #define BPF_ST 0x02 13 #define BPF_STX 0x03 14 #define BPF_ALU 0x04 15 #define BPF_JMP 0x05 16 #define BPF_RET 0x06 17 #define BPF_MISC 0x07 18 19 #define BPF_ALU64 0x07 20 21 #define BPF_JNE 0x50 22 #define BPF_JSGT 0x60 23 #define BPF_JSGE 0x70 24 #define BPF_CALL 0x80 25 #define BPF_EXIT 0x90 26 #define BPF_JLT 0xa0 27 #define BPF_JLE 0xb0 28 #define BPF_JSLT 0xc0 29 #define BPF_JSLE 0xd0 30 31 #define BPF_W 0x00 32 #define BPF_H 0x08 33 #define BPF_B 0x10 34 35 #define BPF_IMM 0x00 36 #define BPF_ABS 0x20 37 #define BPF_IND 0x40 38 #define BPF_MEM 0x60 39 #define BPF_LEN 0x80 40 #define BPF_MSH 0xa0 41 42 #define BPF_DW 0x18 43 #define BPF_XADD 0xc0 44 45 #define BPF_ADD 0x00 46 #define BPF_SUB 0x10 47 #define BPF_MUL 0x20 48 #define BPF_DIV 0x30 49 #define BPF_OR 0x40 50 #define BPF_AND 0x50 51 #define BPF_LSH 0x60 52 #define BPF_RSH 0x70 53 #define BPF_NEG 0x80 54 #define BPF_MOD 0x90 55 #define BPF_XOR 0xa0 56 57 #define BPF_MOV 0xb0 58 #define BPF_ARSH 0xc0 59 60 #define BPF_JA 0x00 61 #define BPF_JEQ 0x10 62 #define BPF_JGT 0x20 63 #define BPF_JGE 0x30 64 #define BPF_JSET 0x40 65 66 #define BPF_K 0x00 67 #define BPF_X 0x08 68 69 #define BPF_END 0xd0 70 #define BPF_TO_LE 0x00 71 #define BPF_TO_BE 0x08 72 73 #define BPF_PSEUDO_MAP_FD 1 74 75 #define MAX_BPF_REG 10 76 77 struct bpf_insn 78 { 79 uint8_t code; 80 uint8_t dst_reg:4; 81 uint8_t src_reg:4; 82 int16_t off; 83 int32_t imm; 84 }; 85 86 #endif 87