1*de1e4e89SAndroid Build Coastguard Worker /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*de1e4e89SAndroid Build Coastguard Worker #ifndef __LINUX_BPF_COMMON_H__ 3*de1e4e89SAndroid Build Coastguard Worker #define __LINUX_BPF_COMMON_H__ 4*de1e4e89SAndroid Build Coastguard Worker 5*de1e4e89SAndroid Build Coastguard Worker /* Instruction classes */ 6*de1e4e89SAndroid Build Coastguard Worker #define BPF_CLASS(code) ((code) & 0x07) 7*de1e4e89SAndroid Build Coastguard Worker #define BPF_LD 0x00 8*de1e4e89SAndroid Build Coastguard Worker #define BPF_LDX 0x01 9*de1e4e89SAndroid Build Coastguard Worker #define BPF_ST 0x02 10*de1e4e89SAndroid Build Coastguard Worker #define BPF_STX 0x03 11*de1e4e89SAndroid Build Coastguard Worker #define BPF_ALU 0x04 12*de1e4e89SAndroid Build Coastguard Worker #define BPF_JMP 0x05 13*de1e4e89SAndroid Build Coastguard Worker #define BPF_RET 0x06 14*de1e4e89SAndroid Build Coastguard Worker #define BPF_MISC 0x07 15*de1e4e89SAndroid Build Coastguard Worker 16*de1e4e89SAndroid Build Coastguard Worker /* ld/ldx fields */ 17*de1e4e89SAndroid Build Coastguard Worker #define BPF_SIZE(code) ((code) & 0x18) 18*de1e4e89SAndroid Build Coastguard Worker #define BPF_W 0x00 19*de1e4e89SAndroid Build Coastguard Worker #define BPF_H 0x08 20*de1e4e89SAndroid Build Coastguard Worker #define BPF_B 0x10 21*de1e4e89SAndroid Build Coastguard Worker #define BPF_MODE(code) ((code) & 0xe0) 22*de1e4e89SAndroid Build Coastguard Worker #define BPF_IMM 0x00 23*de1e4e89SAndroid Build Coastguard Worker #define BPF_ABS 0x20 24*de1e4e89SAndroid Build Coastguard Worker #define BPF_IND 0x40 25*de1e4e89SAndroid Build Coastguard Worker #define BPF_MEM 0x60 26*de1e4e89SAndroid Build Coastguard Worker #define BPF_LEN 0x80 27*de1e4e89SAndroid Build Coastguard Worker #define BPF_MSH 0xa0 28*de1e4e89SAndroid Build Coastguard Worker 29*de1e4e89SAndroid Build Coastguard Worker /* alu/jmp fields */ 30*de1e4e89SAndroid Build Coastguard Worker #define BPF_OP(code) ((code) & 0xf0) 31*de1e4e89SAndroid Build Coastguard Worker #define BPF_ADD 0x00 32*de1e4e89SAndroid Build Coastguard Worker #define BPF_SUB 0x10 33*de1e4e89SAndroid Build Coastguard Worker #define BPF_MUL 0x20 34*de1e4e89SAndroid Build Coastguard Worker #define BPF_DIV 0x30 35*de1e4e89SAndroid Build Coastguard Worker #define BPF_OR 0x40 36*de1e4e89SAndroid Build Coastguard Worker #define BPF_AND 0x50 37*de1e4e89SAndroid Build Coastguard Worker #define BPF_LSH 0x60 38*de1e4e89SAndroid Build Coastguard Worker #define BPF_RSH 0x70 39*de1e4e89SAndroid Build Coastguard Worker #define BPF_NEG 0x80 40*de1e4e89SAndroid Build Coastguard Worker #define BPF_MOD 0x90 41*de1e4e89SAndroid Build Coastguard Worker #define BPF_XOR 0xa0 42*de1e4e89SAndroid Build Coastguard Worker 43*de1e4e89SAndroid Build Coastguard Worker #define BPF_JA 0x00 44*de1e4e89SAndroid Build Coastguard Worker #define BPF_JEQ 0x10 45*de1e4e89SAndroid Build Coastguard Worker #define BPF_JGT 0x20 46*de1e4e89SAndroid Build Coastguard Worker #define BPF_JGE 0x30 47*de1e4e89SAndroid Build Coastguard Worker #define BPF_JSET 0x40 48*de1e4e89SAndroid Build Coastguard Worker #define BPF_SRC(code) ((code) & 0x08) 49*de1e4e89SAndroid Build Coastguard Worker #define BPF_K 0x00 50*de1e4e89SAndroid Build Coastguard Worker #define BPF_X 0x08 51*de1e4e89SAndroid Build Coastguard Worker 52*de1e4e89SAndroid Build Coastguard Worker #ifndef BPF_MAXINSNS 53*de1e4e89SAndroid Build Coastguard Worker #define BPF_MAXINSNS 4096 54*de1e4e89SAndroid Build Coastguard Worker #endif 55*de1e4e89SAndroid Build Coastguard Worker 56*de1e4e89SAndroid Build Coastguard Worker #endif /* __LINUX_BPF_COMMON_H__ */ 57