| /* |
| * Testsuite for BPF interpreter and BPF JIT compiler |
| * |
| * Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of version 2 of the GNU General Public |
| * License as published by the Free Software Foundation. |
| * |
| * 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. |
| */ |
| |
| #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| |
| #include <linux/init.h> |
| #include <linux/module.h> |
| #include <linux/filter.h> |
| #include <linux/skbuff.h> |
| #include <linux/netdevice.h> |
| #include <linux/if_vlan.h> |
| |
| #define MAX_SUBTESTS 3 |
| #define MAX_DATA 128 |
| #define MAX_INSNS 512 |
| #define MAX_K 0xffffFFFF |
| |
| /* define few constants used to init test 'skb' */ |
| #define SKB_TYPE 3 |
| #define SKB_MARK 0x1234aaaa |
| #define SKB_HASH 0x1234aaab |
| #define SKB_QUEUE_MAP 123 |
| #define SKB_VLAN_TCI 0xffff |
| #define SKB_DEV_IFINDEX 577 |
| #define SKB_DEV_TYPE 588 |
| |
| /* redefine REGs to make tests less verbose */ |
| #define R0 BPF_REG_0 |
| #define R1 BPF_REG_1 |
| #define R2 BPF_REG_2 |
| #define R3 BPF_REG_3 |
| #define R4 BPF_REG_4 |
| #define R5 BPF_REG_5 |
| #define R6 BPF_REG_6 |
| #define R7 BPF_REG_7 |
| #define R8 BPF_REG_8 |
| #define R9 BPF_REG_9 |
| #define R10 BPF_REG_10 |
| |
| struct bpf_test { |
| const char *descr; |
| union { |
| struct sock_filter insns[MAX_INSNS]; |
| struct sock_filter_int insns_int[MAX_INSNS]; |
| }; |
| enum { |
| NO_DATA, |
| EXPECTED_FAIL, |
| SKB, |
| SKB_INT |
| } data_type; |
| __u8 data[MAX_DATA]; |
| struct { |
| int data_size; |
| __u32 result; |
| } test[MAX_SUBTESTS]; |
| }; |
| |
| static struct bpf_test tests[] = { |
| { |
| "TAX", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_IMM, 2), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_ALU | BPF_NEG, 0), /* A == -3 */ |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_LEN, 0), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), /* X == len - 3 */ |
| BPF_STMT(BPF_LD | BPF_B | BPF_IND, 1), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { 10, 20, 30, 40, 50 }, |
| { { 2, 10 }, { 3, 20 }, { 4, 30 } }, |
| }, |
| { |
| "TXA", |
| .insns = { |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_MISC | BPF_TXA, 0), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) /* A == len * 2 */ |
| }, |
| SKB, |
| { 10, 20, 30, 40, 50 }, |
| { { 1, 2 }, { 3, 6 }, { 4, 8 } }, |
| }, |
| { |
| "ADD_SUB_MUL_K", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 2), |
| BPF_STMT(BPF_LDX | BPF_IMM, 3), |
| BPF_STMT(BPF_ALU | BPF_SUB | BPF_X, 0), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 0xffffffff), |
| BPF_STMT(BPF_ALU | BPF_MUL | BPF_K, 3), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| 0, |
| { }, |
| { { 0, 0xfffffffd } } |
| }, |
| { |
| "DIV_KX", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, 8), |
| BPF_STMT(BPF_ALU | BPF_DIV | BPF_K, 2), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_IMM, 0xffffffff), |
| BPF_STMT(BPF_ALU | BPF_DIV | BPF_X, 0), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_IMM, 0xffffffff), |
| BPF_STMT(BPF_ALU | BPF_DIV | BPF_K, 0x70000000), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| 0, |
| { }, |
| { { 0, 0x40000001 } } |
| }, |
| { |
| "AND_OR_LSH_K", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, 0xff), |
| BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0xf0), |
| BPF_STMT(BPF_ALU | BPF_LSH | BPF_K, 27), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_IMM, 0xf), |
| BPF_STMT(BPF_ALU | BPF_OR | BPF_K, 0xf0), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| 0, |
| { }, |
| { { 0, 0x800000ff }, { 1, 0x800000ff } }, |
| }, |
| { |
| "LD_IND", |
| .insns = { |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_LD | BPF_H | BPF_IND, MAX_K), |
| BPF_STMT(BPF_RET | BPF_K, 1) |
| }, |
| SKB, |
| { }, |
| { { 1, 0 }, { 10, 0 }, { 60, 0 } }, |
| }, |
| { |
| "LD_ABS", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, 1000), |
| BPF_STMT(BPF_RET | BPF_K, 1) |
| }, |
| SKB, |
| { }, |
| { { 1, 0 }, { 10, 0 }, { 60, 0 } }, |
| }, |
| { |
| "LD_ABS_LL", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_B | BPF_ABS, SKF_LL_OFF), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_B | BPF_ABS, SKF_LL_OFF + 1), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { 1, 2, 3 }, |
| { { 1, 0 }, { 2, 3 } }, |
| }, |
| { |
| "LD_IND_LL", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, SKF_LL_OFF - 1), |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { 1, 2, 3, 0xff }, |
| { { 1, 1 }, { 3, 3 }, { 4, 0xff } }, |
| }, |
| { |
| "LD_ABS_NET", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_B | BPF_ABS, SKF_NET_OFF), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_B | BPF_ABS, SKF_NET_OFF + 1), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3 }, |
| { { 15, 0 }, { 16, 3 } }, |
| }, |
| { |
| "LD_IND_NET", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, SKF_NET_OFF - 15), |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3 }, |
| { { 14, 0 }, { 15, 1 }, { 17, 3 } }, |
| }, |
| { |
| "LD_PKTTYPE", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PKTTYPE), |
| BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, SKB_TYPE, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PKTTYPE), |
| BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, SKB_TYPE, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PKTTYPE), |
| BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, SKB_TYPE, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 1), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 1, 3 }, { 10, 3 } }, |
| }, |
| { |
| "LD_MARK", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_MARK), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 1, SKB_MARK}, { 10, SKB_MARK} }, |
| }, |
| { |
| "LD_RXHASH", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_RXHASH), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 1, SKB_HASH}, { 10, SKB_HASH} }, |
| }, |
| { |
| "LD_QUEUE", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_QUEUE), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 1, SKB_QUEUE_MAP }, { 10, SKB_QUEUE_MAP } }, |
| }, |
| { |
| "LD_PROTOCOL", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 1), |
| BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 20, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 0), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PROTOCOL), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2), |
| BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 30, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 0), |
| BPF_STMT(BPF_MISC | BPF_TXA, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { 10, 20, 30 }, |
| { { 10, ETH_P_IP }, { 100, ETH_P_IP } }, |
| }, |
| { |
| "LD_VLAN_TAG", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_VLAN_TAG), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { |
| { 1, SKB_VLAN_TCI & ~VLAN_TAG_PRESENT }, |
| { 10, SKB_VLAN_TCI & ~VLAN_TAG_PRESENT } |
| }, |
| }, |
| { |
| "LD_VLAN_TAG_PRESENT", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_VLAN_TAG_PRESENT), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { |
| { 1, !!(SKB_VLAN_TCI & VLAN_TAG_PRESENT) }, |
| { 10, !!(SKB_VLAN_TCI & VLAN_TAG_PRESENT) } |
| }, |
| }, |
| { |
| "LD_IFINDEX", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_IFINDEX), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 1, SKB_DEV_IFINDEX }, { 10, SKB_DEV_IFINDEX } }, |
| }, |
| { |
| "LD_HATYPE", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_HATYPE), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 1, SKB_DEV_TYPE }, { 10, SKB_DEV_TYPE } }, |
| }, |
| { |
| "LD_CPU", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_CPU), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_CPU), |
| BPF_STMT(BPF_ALU | BPF_SUB | BPF_X, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 1, 0 }, { 10, 0 } }, |
| }, |
| { |
| "LD_NLATTR", |
| .insns = { |
| BPF_STMT(BPF_LDX | BPF_IMM, 1), |
| BPF_STMT(BPF_MISC | BPF_TXA, 0), |
| BPF_STMT(BPF_LDX | BPF_IMM, 3), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { 0xff, 4, 0, 2, 0, 4, 0, 3, 0 }, |
| { { 4, 0 }, { 20, 5 } }, |
| }, |
| { |
| "LD_NLATTR_NEST", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_LDX | BPF_IMM, 3), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR_NEST), |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR_NEST), |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR_NEST), |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR_NEST), |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR_NEST), |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR_NEST), |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR_NEST), |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_NLATTR_NEST), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { 0xff, 12, 0, 1, 0, 4, 0, 2, 0, 4, 0, 3, 0 }, |
| { { 4, 0 }, { 20, 9 } }, |
| }, |
| { |
| "LD_PAYLOAD_OFF", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PAY_OFFSET), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PAY_OFFSET), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PAY_OFFSET), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PAY_OFFSET), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_PAY_OFFSET), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| /* 00:00:00:00:00:00 > 00:00:00:00:00:00, ethtype IPv4 (0x0800), |
| * length 98: 127.0.0.1 > 127.0.0.1: ICMP echo request, |
| * id 9737, seq 1, length 64 |
| */ |
| { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x08, 0x00, |
| 0x45, 0x00, 0x00, 0x54, 0xac, 0x8b, 0x40, 0x00, 0x40, |
| 0x01, 0x90, 0x1b, 0x7f, 0x00, 0x00, 0x01 }, |
| { { 30, 0 }, { 100, 42 } }, |
| }, |
| { |
| "LD_ANC_XOR", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, 10), |
| BPF_STMT(BPF_LDX | BPF_IMM, 300), |
| BPF_STMT(BPF_LD | BPF_W | BPF_ABS, |
| SKF_AD_OFF + SKF_AD_ALU_XOR_X), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 4, 10 ^ 300 }, { 20, 10 ^ 300 } }, |
| }, |
| { |
| "SPILL_FILL", |
| .insns = { |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_LD | BPF_IMM, 2), |
| BPF_STMT(BPF_ALU | BPF_RSH, 1), |
| BPF_STMT(BPF_ALU | BPF_XOR | BPF_X, 0), |
| BPF_STMT(BPF_ST, 1), /* M1 = 1 ^ len */ |
| BPF_STMT(BPF_ALU | BPF_XOR | BPF_K, 0x80000000), |
| BPF_STMT(BPF_ST, 2), /* M2 = 1 ^ len ^ 0x80000000 */ |
| BPF_STMT(BPF_STX, 15), /* M3 = len */ |
| BPF_STMT(BPF_LDX | BPF_MEM, 1), |
| BPF_STMT(BPF_LD | BPF_MEM, 2), |
| BPF_STMT(BPF_ALU | BPF_XOR | BPF_X, 0), |
| BPF_STMT(BPF_LDX | BPF_MEM, 15), |
| BPF_STMT(BPF_ALU | BPF_XOR | BPF_X, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| { }, |
| { { 1, 0x80000001 }, { 2, 0x80000002 }, { 60, 0x80000000 ^ 60 } } |
| }, |
| { |
| "JEQ", |
| .insns = { |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2), |
| BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_X, 0, 0, 1), |
| BPF_STMT(BPF_RET | BPF_K, 1), |
| BPF_STMT(BPF_RET | BPF_K, MAX_K) |
| }, |
| SKB, |
| { 3, 3, 3, 3, 3 }, |
| { { 1, 0 }, { 3, 1 }, { 4, MAX_K } }, |
| }, |
| { |
| "JGT", |
| .insns = { |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2), |
| BPF_JUMP(BPF_JMP | BPF_JGT | BPF_X, 0, 0, 1), |
| BPF_STMT(BPF_RET | BPF_K, 1), |
| BPF_STMT(BPF_RET | BPF_K, MAX_K) |
| }, |
| SKB, |
| { 4, 4, 4, 3, 3 }, |
| { { 2, 0 }, { 3, 1 }, { 4, MAX_K } }, |
| }, |
| { |
| "JGE", |
| .insns = { |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_LD | BPF_B | BPF_IND, MAX_K), |
| BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 1, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 10), |
| BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 2, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 20), |
| BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 3, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 30), |
| BPF_JUMP(BPF_JMP | BPF_JGE | BPF_K, 4, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 40), |
| BPF_STMT(BPF_RET | BPF_K, MAX_K) |
| }, |
| SKB, |
| { 1, 2, 3, 4, 5 }, |
| { { 1, 20 }, { 3, 40 }, { 5, MAX_K } }, |
| }, |
| { |
| "JSET", |
| .insns = { |
| BPF_JUMP(BPF_JMP | BPF_JA, 0, 0, 0), |
| BPF_JUMP(BPF_JMP | BPF_JA, 1, 1, 1), |
| BPF_JUMP(BPF_JMP | BPF_JA, 0, 0, 0), |
| BPF_JUMP(BPF_JMP | BPF_JA, 0, 0, 0), |
| BPF_STMT(BPF_LDX | BPF_LEN, 0), |
| BPF_STMT(BPF_MISC | BPF_TXA, 0), |
| BPF_STMT(BPF_ALU | BPF_SUB | BPF_K, 4), |
| BPF_STMT(BPF_MISC | BPF_TAX, 0), |
| BPF_STMT(BPF_LD | BPF_W | BPF_IND, 0), |
| BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 1, 0, 1), |
| BPF_STMT(BPF_RET | BPF_K, 10), |
| BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0x80000000, 0, 1), |
| BPF_STMT(BPF_RET | BPF_K, 20), |
| BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 30), |
| BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 30), |
| BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 30), |
| BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 30), |
| BPF_JUMP(BPF_JMP | BPF_JSET | BPF_K, 0xffffff, 1, 0), |
| BPF_STMT(BPF_RET | BPF_K, 30), |
| BPF_STMT(BPF_RET | BPF_K, MAX_K) |
| }, |
| SKB, |
| { 0, 0xAA, 0x55, 1 }, |
| { { 4, 10 }, { 5, 20 }, { 6, MAX_K } }, |
| }, |
| { |
| "tcpdump port 22", |
| .insns = { |
| { 0x28, 0, 0, 0x0000000c }, |
| { 0x15, 0, 8, 0x000086dd }, |
| { 0x30, 0, 0, 0x00000014 }, |
| { 0x15, 2, 0, 0x00000084 }, |
| { 0x15, 1, 0, 0x00000006 }, |
| { 0x15, 0, 17, 0x00000011 }, |
| { 0x28, 0, 0, 0x00000036 }, |
| { 0x15, 14, 0, 0x00000016 }, |
| { 0x28, 0, 0, 0x00000038 }, |
| { 0x15, 12, 13, 0x00000016 }, |
| { 0x15, 0, 12, 0x00000800 }, |
| { 0x30, 0, 0, 0x00000017 }, |
| { 0x15, 2, 0, 0x00000084 }, |
| { 0x15, 1, 0, 0x00000006 }, |
| { 0x15, 0, 8, 0x00000011 }, |
| { 0x28, 0, 0, 0x00000014 }, |
| { 0x45, 6, 0, 0x00001fff }, |
| { 0xb1, 0, 0, 0x0000000e }, |
| { 0x48, 0, 0, 0x0000000e }, |
| { 0x15, 2, 0, 0x00000016 }, |
| { 0x48, 0, 0, 0x00000010 }, |
| { 0x15, 0, 1, 0x00000016 }, |
| { 0x06, 0, 0, 0x0000ffff }, |
| { 0x06, 0, 0, 0x00000000 }, |
| }, |
| SKB, |
| /* 3c:07:54:43:e5:76 > 10:bf:48:d6:43:d6, ethertype IPv4(0x0800) |
| * length 114: 10.1.1.149.49700 > 10.1.2.10.22: Flags [P.], |
| * seq 1305692979:1305693027, ack 3650467037, win 65535, |
| * options [nop,nop,TS val 2502645400 ecr 3971138], length 48 |
| */ |
| { 0x10, 0xbf, 0x48, 0xd6, 0x43, 0xd6, |
| 0x3c, 0x07, 0x54, 0x43, 0xe5, 0x76, |
| 0x08, 0x00, |
| 0x45, 0x10, 0x00, 0x64, 0x75, 0xb5, |
| 0x40, 0x00, 0x40, 0x06, 0xad, 0x2e, /* IP header */ |
| 0x0a, 0x01, 0x01, 0x95, /* ip src */ |
| 0x0a, 0x01, 0x02, 0x0a, /* ip dst */ |
| 0xc2, 0x24, |
| 0x00, 0x16 /* dst port */ }, |
| { { 10, 0 }, { 30, 0 }, { 100, 65535 } }, |
| }, |
| { |
| "tcpdump complex", |
| .insns = { |
| /* tcpdump -nei eth0 'tcp port 22 and (((ip[2:2] - |
| * ((ip[0]&0xf)<<2)) - ((tcp[12]&0xf0)>>2)) != 0) and |
| * (len > 115 or len < 30000000000)' -d |
| */ |
| { 0x28, 0, 0, 0x0000000c }, |
| { 0x15, 30, 0, 0x000086dd }, |
| { 0x15, 0, 29, 0x00000800 }, |
| { 0x30, 0, 0, 0x00000017 }, |
| { 0x15, 0, 27, 0x00000006 }, |
| { 0x28, 0, 0, 0x00000014 }, |
| { 0x45, 25, 0, 0x00001fff }, |
| { 0xb1, 0, 0, 0x0000000e }, |
| { 0x48, 0, 0, 0x0000000e }, |
| { 0x15, 2, 0, 0x00000016 }, |
| { 0x48, 0, 0, 0x00000010 }, |
| { 0x15, 0, 20, 0x00000016 }, |
| { 0x28, 0, 0, 0x00000010 }, |
| { 0x02, 0, 0, 0x00000001 }, |
| { 0x30, 0, 0, 0x0000000e }, |
| { 0x54, 0, 0, 0x0000000f }, |
| { 0x64, 0, 0, 0x00000002 }, |
| { 0x07, 0, 0, 0x00000005 }, |
| { 0x60, 0, 0, 0x00000001 }, |
| { 0x1c, 0, 0, 0x00000000 }, |
| { 0x02, 0, 0, 0x00000005 }, |
| { 0xb1, 0, 0, 0x0000000e }, |
| { 0x50, 0, 0, 0x0000001a }, |
| { 0x54, 0, 0, 0x000000f0 }, |
| { 0x74, 0, 0, 0x00000002 }, |
| { 0x07, 0, 0, 0x00000009 }, |
| { 0x60, 0, 0, 0x00000005 }, |
| { 0x1d, 4, 0, 0x00000000 }, |
| { 0x80, 0, 0, 0x00000000 }, |
| { 0x25, 1, 0, 0x00000073 }, |
| { 0x35, 1, 0, 0xfc23ac00 }, |
| { 0x06, 0, 0, 0x0000ffff }, |
| { 0x06, 0, 0, 0x00000000 }, |
| }, |
| SKB, |
| { 0x10, 0xbf, 0x48, 0xd6, 0x43, 0xd6, |
| 0x3c, 0x07, 0x54, 0x43, 0xe5, 0x76, |
| 0x08, 0x00, |
| 0x45, 0x10, 0x00, 0x64, 0x75, 0xb5, |
| 0x40, 0x00, 0x40, 0x06, 0xad, 0x2e, /* IP header */ |
| 0x0a, 0x01, 0x01, 0x95, /* ip src */ |
| 0x0a, 0x01, 0x02, 0x0a, /* ip dst */ |
| 0xc2, 0x24, |
| 0x00, 0x16 /* dst port */ }, |
| { { 10, 0 }, { 30, 0 }, { 100, 65535 } }, |
| }, |
| { |
| "RET_A", |
| .insns = { |
| /* check that unitialized X and A contain zeros */ |
| BPF_STMT(BPF_MISC | BPF_TXA, 0), |
| BPF_STMT(BPF_RET | BPF_A, 0) |
| }, |
| SKB, |
| {}, |
| { {1, 0}, {2, 0} }, |
| }, |
| { |
| "INT: ADD trivial", |
| .insns_int = { |
| BPF_ALU64_IMM(BPF_MOV, R1, 1), |
| BPF_ALU64_IMM(BPF_ADD, R1, 2), |
| BPF_ALU64_IMM(BPF_MOV, R2, 3), |
| BPF_ALU64_REG(BPF_SUB, R1, R2), |
| BPF_ALU64_IMM(BPF_ADD, R1, -1), |
| BPF_ALU64_IMM(BPF_MUL, R1, 3), |
| BPF_ALU64_REG(BPF_MOV, R0, R1), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 0xfffffffd } } |
| }, |
| { |
| "INT: MUL_X", |
| .insns_int = { |
| BPF_ALU64_IMM(BPF_MOV, R0, -1), |
| BPF_ALU64_IMM(BPF_MOV, R1, -1), |
| BPF_ALU64_IMM(BPF_MOV, R2, 3), |
| BPF_ALU64_REG(BPF_MUL, R1, R2), |
| BPF_JMP_IMM(BPF_JEQ, R1, 0xfffffffd, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_IMM(BPF_MOV, R0, 1), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 1 } } |
| }, |
| { |
| "INT: MUL_X2", |
| .insns_int = { |
| BPF_ALU32_IMM(BPF_MOV, R0, -1), |
| BPF_ALU32_IMM(BPF_MOV, R1, -1), |
| BPF_ALU32_IMM(BPF_MOV, R2, 3), |
| BPF_ALU64_REG(BPF_MUL, R1, R2), |
| BPF_ALU64_IMM(BPF_RSH, R1, 8), |
| BPF_JMP_IMM(BPF_JEQ, R1, 0x2ffffff, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_IMM(BPF_MOV, R0, 1), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 1 } } |
| }, |
| { |
| "INT: MUL32_X", |
| .insns_int = { |
| BPF_ALU32_IMM(BPF_MOV, R0, -1), |
| BPF_ALU64_IMM(BPF_MOV, R1, -1), |
| BPF_ALU32_IMM(BPF_MOV, R2, 3), |
| BPF_ALU32_REG(BPF_MUL, R1, R2), |
| BPF_ALU64_IMM(BPF_RSH, R1, 8), |
| BPF_JMP_IMM(BPF_JEQ, R1, 0xffffff, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_IMM(BPF_MOV, R0, 1), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 1 } } |
| }, |
| { |
| /* Have to test all register combinations, since |
| * JITing of different registers will produce |
| * different asm code. |
| */ |
| "INT: ADD 64-bit", |
| .insns_int = { |
| BPF_ALU64_IMM(BPF_MOV, R0, 0), |
| BPF_ALU64_IMM(BPF_MOV, R1, 1), |
| BPF_ALU64_IMM(BPF_MOV, R2, 2), |
| BPF_ALU64_IMM(BPF_MOV, R3, 3), |
| BPF_ALU64_IMM(BPF_MOV, R4, 4), |
| BPF_ALU64_IMM(BPF_MOV, R5, 5), |
| BPF_ALU64_IMM(BPF_MOV, R6, 6), |
| BPF_ALU64_IMM(BPF_MOV, R7, 7), |
| BPF_ALU64_IMM(BPF_MOV, R8, 8), |
| BPF_ALU64_IMM(BPF_MOV, R9, 9), |
| BPF_ALU64_IMM(BPF_ADD, R0, 20), |
| BPF_ALU64_IMM(BPF_ADD, R1, 20), |
| BPF_ALU64_IMM(BPF_ADD, R2, 20), |
| BPF_ALU64_IMM(BPF_ADD, R3, 20), |
| BPF_ALU64_IMM(BPF_ADD, R4, 20), |
| BPF_ALU64_IMM(BPF_ADD, R5, 20), |
| BPF_ALU64_IMM(BPF_ADD, R6, 20), |
| BPF_ALU64_IMM(BPF_ADD, R7, 20), |
| BPF_ALU64_IMM(BPF_ADD, R8, 20), |
| BPF_ALU64_IMM(BPF_ADD, R9, 20), |
| BPF_ALU64_IMM(BPF_SUB, R0, 10), |
| BPF_ALU64_IMM(BPF_SUB, R1, 10), |
| BPF_ALU64_IMM(BPF_SUB, R2, 10), |
| BPF_ALU64_IMM(BPF_SUB, R3, 10), |
| BPF_ALU64_IMM(BPF_SUB, R4, 10), |
| BPF_ALU64_IMM(BPF_SUB, R5, 10), |
| BPF_ALU64_IMM(BPF_SUB, R6, 10), |
| BPF_ALU64_IMM(BPF_SUB, R7, 10), |
| BPF_ALU64_IMM(BPF_SUB, R8, 10), |
| BPF_ALU64_IMM(BPF_SUB, R9, 10), |
| BPF_ALU64_REG(BPF_ADD, R0, R0), |
| BPF_ALU64_REG(BPF_ADD, R0, R1), |
| BPF_ALU64_REG(BPF_ADD, R0, R2), |
| BPF_ALU64_REG(BPF_ADD, R0, R3), |
| BPF_ALU64_REG(BPF_ADD, R0, R4), |
| BPF_ALU64_REG(BPF_ADD, R0, R5), |
| BPF_ALU64_REG(BPF_ADD, R0, R6), |
| BPF_ALU64_REG(BPF_ADD, R0, R7), |
| BPF_ALU64_REG(BPF_ADD, R0, R8), |
| BPF_ALU64_REG(BPF_ADD, R0, R9), /* R0 == 155 */ |
| BPF_JMP_IMM(BPF_JEQ, R0, 155, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R1, R0), |
| BPF_ALU64_REG(BPF_ADD, R1, R1), |
| BPF_ALU64_REG(BPF_ADD, R1, R2), |
| BPF_ALU64_REG(BPF_ADD, R1, R3), |
| BPF_ALU64_REG(BPF_ADD, R1, R4), |
| BPF_ALU64_REG(BPF_ADD, R1, R5), |
| BPF_ALU64_REG(BPF_ADD, R1, R6), |
| BPF_ALU64_REG(BPF_ADD, R1, R7), |
| BPF_ALU64_REG(BPF_ADD, R1, R8), |
| BPF_ALU64_REG(BPF_ADD, R1, R9), /* R1 == 456 */ |
| BPF_JMP_IMM(BPF_JEQ, R1, 456, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R2, R0), |
| BPF_ALU64_REG(BPF_ADD, R2, R1), |
| BPF_ALU64_REG(BPF_ADD, R2, R2), |
| BPF_ALU64_REG(BPF_ADD, R2, R3), |
| BPF_ALU64_REG(BPF_ADD, R2, R4), |
| BPF_ALU64_REG(BPF_ADD, R2, R5), |
| BPF_ALU64_REG(BPF_ADD, R2, R6), |
| BPF_ALU64_REG(BPF_ADD, R2, R7), |
| BPF_ALU64_REG(BPF_ADD, R2, R8), |
| BPF_ALU64_REG(BPF_ADD, R2, R9), /* R2 == 1358 */ |
| BPF_JMP_IMM(BPF_JEQ, R2, 1358, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R3, R0), |
| BPF_ALU64_REG(BPF_ADD, R3, R1), |
| BPF_ALU64_REG(BPF_ADD, R3, R2), |
| BPF_ALU64_REG(BPF_ADD, R3, R3), |
| BPF_ALU64_REG(BPF_ADD, R3, R4), |
| BPF_ALU64_REG(BPF_ADD, R3, R5), |
| BPF_ALU64_REG(BPF_ADD, R3, R6), |
| BPF_ALU64_REG(BPF_ADD, R3, R7), |
| BPF_ALU64_REG(BPF_ADD, R3, R8), |
| BPF_ALU64_REG(BPF_ADD, R3, R9), /* R3 == 4063 */ |
| BPF_JMP_IMM(BPF_JEQ, R3, 4063, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R4, R0), |
| BPF_ALU64_REG(BPF_ADD, R4, R1), |
| BPF_ALU64_REG(BPF_ADD, R4, R2), |
| BPF_ALU64_REG(BPF_ADD, R4, R3), |
| BPF_ALU64_REG(BPF_ADD, R4, R4), |
| BPF_ALU64_REG(BPF_ADD, R4, R5), |
| BPF_ALU64_REG(BPF_ADD, R4, R6), |
| BPF_ALU64_REG(BPF_ADD, R4, R7), |
| BPF_ALU64_REG(BPF_ADD, R4, R8), |
| BPF_ALU64_REG(BPF_ADD, R4, R9), /* R4 == 12177 */ |
| BPF_JMP_IMM(BPF_JEQ, R4, 12177, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R5, R0), |
| BPF_ALU64_REG(BPF_ADD, R5, R1), |
| BPF_ALU64_REG(BPF_ADD, R5, R2), |
| BPF_ALU64_REG(BPF_ADD, R5, R3), |
| BPF_ALU64_REG(BPF_ADD, R5, R4), |
| BPF_ALU64_REG(BPF_ADD, R5, R5), |
| BPF_ALU64_REG(BPF_ADD, R5, R6), |
| BPF_ALU64_REG(BPF_ADD, R5, R7), |
| BPF_ALU64_REG(BPF_ADD, R5, R8), |
| BPF_ALU64_REG(BPF_ADD, R5, R9), /* R5 == 36518 */ |
| BPF_JMP_IMM(BPF_JEQ, R5, 36518, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R6, R0), |
| BPF_ALU64_REG(BPF_ADD, R6, R1), |
| BPF_ALU64_REG(BPF_ADD, R6, R2), |
| BPF_ALU64_REG(BPF_ADD, R6, R3), |
| BPF_ALU64_REG(BPF_ADD, R6, R4), |
| BPF_ALU64_REG(BPF_ADD, R6, R5), |
| BPF_ALU64_REG(BPF_ADD, R6, R6), |
| BPF_ALU64_REG(BPF_ADD, R6, R7), |
| BPF_ALU64_REG(BPF_ADD, R6, R8), |
| BPF_ALU64_REG(BPF_ADD, R6, R9), /* R6 == 109540 */ |
| BPF_JMP_IMM(BPF_JEQ, R6, 109540, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R7, R0), |
| BPF_ALU64_REG(BPF_ADD, R7, R1), |
| BPF_ALU64_REG(BPF_ADD, R7, R2), |
| BPF_ALU64_REG(BPF_ADD, R7, R3), |
| BPF_ALU64_REG(BPF_ADD, R7, R4), |
| BPF_ALU64_REG(BPF_ADD, R7, R5), |
| BPF_ALU64_REG(BPF_ADD, R7, R6), |
| BPF_ALU64_REG(BPF_ADD, R7, R7), |
| BPF_ALU64_REG(BPF_ADD, R7, R8), |
| BPF_ALU64_REG(BPF_ADD, R7, R9), /* R7 == 328605 */ |
| BPF_JMP_IMM(BPF_JEQ, R7, 328605, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R8, R0), |
| BPF_ALU64_REG(BPF_ADD, R8, R1), |
| BPF_ALU64_REG(BPF_ADD, R8, R2), |
| BPF_ALU64_REG(BPF_ADD, R8, R3), |
| BPF_ALU64_REG(BPF_ADD, R8, R4), |
| BPF_ALU64_REG(BPF_ADD, R8, R5), |
| BPF_ALU64_REG(BPF_ADD, R8, R6), |
| BPF_ALU64_REG(BPF_ADD, R8, R7), |
| BPF_ALU64_REG(BPF_ADD, R8, R8), |
| BPF_ALU64_REG(BPF_ADD, R8, R9), /* R8 == 985799 */ |
| BPF_JMP_IMM(BPF_JEQ, R8, 985799, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_ADD, R9, R0), |
| BPF_ALU64_REG(BPF_ADD, R9, R1), |
| BPF_ALU64_REG(BPF_ADD, R9, R2), |
| BPF_ALU64_REG(BPF_ADD, R9, R3), |
| BPF_ALU64_REG(BPF_ADD, R9, R4), |
| BPF_ALU64_REG(BPF_ADD, R9, R5), |
| BPF_ALU64_REG(BPF_ADD, R9, R6), |
| BPF_ALU64_REG(BPF_ADD, R9, R7), |
| BPF_ALU64_REG(BPF_ADD, R9, R8), |
| BPF_ALU64_REG(BPF_ADD, R9, R9), /* R9 == 2957380 */ |
| BPF_ALU64_REG(BPF_MOV, R0, R9), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 2957380 } } |
| }, |
| { |
| "INT: ADD 32-bit", |
| .insns_int = { |
| BPF_ALU32_IMM(BPF_MOV, R0, 20), |
| BPF_ALU32_IMM(BPF_MOV, R1, 1), |
| BPF_ALU32_IMM(BPF_MOV, R2, 2), |
| BPF_ALU32_IMM(BPF_MOV, R3, 3), |
| BPF_ALU32_IMM(BPF_MOV, R4, 4), |
| BPF_ALU32_IMM(BPF_MOV, R5, 5), |
| BPF_ALU32_IMM(BPF_MOV, R6, 6), |
| BPF_ALU32_IMM(BPF_MOV, R7, 7), |
| BPF_ALU32_IMM(BPF_MOV, R8, 8), |
| BPF_ALU32_IMM(BPF_MOV, R9, 9), |
| BPF_ALU64_IMM(BPF_ADD, R1, 10), |
| BPF_ALU64_IMM(BPF_ADD, R2, 10), |
| BPF_ALU64_IMM(BPF_ADD, R3, 10), |
| BPF_ALU64_IMM(BPF_ADD, R4, 10), |
| BPF_ALU64_IMM(BPF_ADD, R5, 10), |
| BPF_ALU64_IMM(BPF_ADD, R6, 10), |
| BPF_ALU64_IMM(BPF_ADD, R7, 10), |
| BPF_ALU64_IMM(BPF_ADD, R8, 10), |
| BPF_ALU64_IMM(BPF_ADD, R9, 10), |
| BPF_ALU32_REG(BPF_ADD, R0, R1), |
| BPF_ALU32_REG(BPF_ADD, R0, R2), |
| BPF_ALU32_REG(BPF_ADD, R0, R3), |
| BPF_ALU32_REG(BPF_ADD, R0, R4), |
| BPF_ALU32_REG(BPF_ADD, R0, R5), |
| BPF_ALU32_REG(BPF_ADD, R0, R6), |
| BPF_ALU32_REG(BPF_ADD, R0, R7), |
| BPF_ALU32_REG(BPF_ADD, R0, R8), |
| BPF_ALU32_REG(BPF_ADD, R0, R9), /* R0 == 155 */ |
| BPF_JMP_IMM(BPF_JEQ, R0, 155, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R1, R0), |
| BPF_ALU32_REG(BPF_ADD, R1, R1), |
| BPF_ALU32_REG(BPF_ADD, R1, R2), |
| BPF_ALU32_REG(BPF_ADD, R1, R3), |
| BPF_ALU32_REG(BPF_ADD, R1, R4), |
| BPF_ALU32_REG(BPF_ADD, R1, R5), |
| BPF_ALU32_REG(BPF_ADD, R1, R6), |
| BPF_ALU32_REG(BPF_ADD, R1, R7), |
| BPF_ALU32_REG(BPF_ADD, R1, R8), |
| BPF_ALU32_REG(BPF_ADD, R1, R9), /* R1 == 456 */ |
| BPF_JMP_IMM(BPF_JEQ, R1, 456, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R2, R0), |
| BPF_ALU32_REG(BPF_ADD, R2, R1), |
| BPF_ALU32_REG(BPF_ADD, R2, R2), |
| BPF_ALU32_REG(BPF_ADD, R2, R3), |
| BPF_ALU32_REG(BPF_ADD, R2, R4), |
| BPF_ALU32_REG(BPF_ADD, R2, R5), |
| BPF_ALU32_REG(BPF_ADD, R2, R6), |
| BPF_ALU32_REG(BPF_ADD, R2, R7), |
| BPF_ALU32_REG(BPF_ADD, R2, R8), |
| BPF_ALU32_REG(BPF_ADD, R2, R9), /* R2 == 1358 */ |
| BPF_JMP_IMM(BPF_JEQ, R2, 1358, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R3, R0), |
| BPF_ALU32_REG(BPF_ADD, R3, R1), |
| BPF_ALU32_REG(BPF_ADD, R3, R2), |
| BPF_ALU32_REG(BPF_ADD, R3, R3), |
| BPF_ALU32_REG(BPF_ADD, R3, R4), |
| BPF_ALU32_REG(BPF_ADD, R3, R5), |
| BPF_ALU32_REG(BPF_ADD, R3, R6), |
| BPF_ALU32_REG(BPF_ADD, R3, R7), |
| BPF_ALU32_REG(BPF_ADD, R3, R8), |
| BPF_ALU32_REG(BPF_ADD, R3, R9), /* R3 == 4063 */ |
| BPF_JMP_IMM(BPF_JEQ, R3, 4063, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R4, R0), |
| BPF_ALU32_REG(BPF_ADD, R4, R1), |
| BPF_ALU32_REG(BPF_ADD, R4, R2), |
| BPF_ALU32_REG(BPF_ADD, R4, R3), |
| BPF_ALU32_REG(BPF_ADD, R4, R4), |
| BPF_ALU32_REG(BPF_ADD, R4, R5), |
| BPF_ALU32_REG(BPF_ADD, R4, R6), |
| BPF_ALU32_REG(BPF_ADD, R4, R7), |
| BPF_ALU32_REG(BPF_ADD, R4, R8), |
| BPF_ALU32_REG(BPF_ADD, R4, R9), /* R4 == 12177 */ |
| BPF_JMP_IMM(BPF_JEQ, R4, 12177, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R5, R0), |
| BPF_ALU32_REG(BPF_ADD, R5, R1), |
| BPF_ALU32_REG(BPF_ADD, R5, R2), |
| BPF_ALU32_REG(BPF_ADD, R5, R3), |
| BPF_ALU32_REG(BPF_ADD, R5, R4), |
| BPF_ALU32_REG(BPF_ADD, R5, R5), |
| BPF_ALU32_REG(BPF_ADD, R5, R6), |
| BPF_ALU32_REG(BPF_ADD, R5, R7), |
| BPF_ALU32_REG(BPF_ADD, R5, R8), |
| BPF_ALU32_REG(BPF_ADD, R5, R9), /* R5 == 36518 */ |
| BPF_JMP_IMM(BPF_JEQ, R5, 36518, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R6, R0), |
| BPF_ALU32_REG(BPF_ADD, R6, R1), |
| BPF_ALU32_REG(BPF_ADD, R6, R2), |
| BPF_ALU32_REG(BPF_ADD, R6, R3), |
| BPF_ALU32_REG(BPF_ADD, R6, R4), |
| BPF_ALU32_REG(BPF_ADD, R6, R5), |
| BPF_ALU32_REG(BPF_ADD, R6, R6), |
| BPF_ALU32_REG(BPF_ADD, R6, R7), |
| BPF_ALU32_REG(BPF_ADD, R6, R8), |
| BPF_ALU32_REG(BPF_ADD, R6, R9), /* R6 == 109540 */ |
| BPF_JMP_IMM(BPF_JEQ, R6, 109540, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R7, R0), |
| BPF_ALU32_REG(BPF_ADD, R7, R1), |
| BPF_ALU32_REG(BPF_ADD, R7, R2), |
| BPF_ALU32_REG(BPF_ADD, R7, R3), |
| BPF_ALU32_REG(BPF_ADD, R7, R4), |
| BPF_ALU32_REG(BPF_ADD, R7, R5), |
| BPF_ALU32_REG(BPF_ADD, R7, R6), |
| BPF_ALU32_REG(BPF_ADD, R7, R7), |
| BPF_ALU32_REG(BPF_ADD, R7, R8), |
| BPF_ALU32_REG(BPF_ADD, R7, R9), /* R7 == 328605 */ |
| BPF_JMP_IMM(BPF_JEQ, R7, 328605, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R8, R0), |
| BPF_ALU32_REG(BPF_ADD, R8, R1), |
| BPF_ALU32_REG(BPF_ADD, R8, R2), |
| BPF_ALU32_REG(BPF_ADD, R8, R3), |
| BPF_ALU32_REG(BPF_ADD, R8, R4), |
| BPF_ALU32_REG(BPF_ADD, R8, R5), |
| BPF_ALU32_REG(BPF_ADD, R8, R6), |
| BPF_ALU32_REG(BPF_ADD, R8, R7), |
| BPF_ALU32_REG(BPF_ADD, R8, R8), |
| BPF_ALU32_REG(BPF_ADD, R8, R9), /* R8 == 985799 */ |
| BPF_JMP_IMM(BPF_JEQ, R8, 985799, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU32_REG(BPF_ADD, R9, R0), |
| BPF_ALU32_REG(BPF_ADD, R9, R1), |
| BPF_ALU32_REG(BPF_ADD, R9, R2), |
| BPF_ALU32_REG(BPF_ADD, R9, R3), |
| BPF_ALU32_REG(BPF_ADD, R9, R4), |
| BPF_ALU32_REG(BPF_ADD, R9, R5), |
| BPF_ALU32_REG(BPF_ADD, R9, R6), |
| BPF_ALU32_REG(BPF_ADD, R9, R7), |
| BPF_ALU32_REG(BPF_ADD, R9, R8), |
| BPF_ALU32_REG(BPF_ADD, R9, R9), /* R9 == 2957380 */ |
| BPF_ALU32_REG(BPF_MOV, R0, R9), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 2957380 } } |
| }, |
| { /* Mainly checking JIT here. */ |
| "INT: SUB", |
| .insns_int = { |
| BPF_ALU64_IMM(BPF_MOV, R0, 0), |
| BPF_ALU64_IMM(BPF_MOV, R1, 1), |
| BPF_ALU64_IMM(BPF_MOV, R2, 2), |
| BPF_ALU64_IMM(BPF_MOV, R3, 3), |
| BPF_ALU64_IMM(BPF_MOV, R4, 4), |
| BPF_ALU64_IMM(BPF_MOV, R5, 5), |
| BPF_ALU64_IMM(BPF_MOV, R6, 6), |
| BPF_ALU64_IMM(BPF_MOV, R7, 7), |
| BPF_ALU64_IMM(BPF_MOV, R8, 8), |
| BPF_ALU64_IMM(BPF_MOV, R9, 9), |
| BPF_ALU64_REG(BPF_SUB, R0, R0), |
| BPF_ALU64_REG(BPF_SUB, R0, R1), |
| BPF_ALU64_REG(BPF_SUB, R0, R2), |
| BPF_ALU64_REG(BPF_SUB, R0, R3), |
| BPF_ALU64_REG(BPF_SUB, R0, R4), |
| BPF_ALU64_REG(BPF_SUB, R0, R5), |
| BPF_ALU64_REG(BPF_SUB, R0, R6), |
| BPF_ALU64_REG(BPF_SUB, R0, R7), |
| BPF_ALU64_REG(BPF_SUB, R0, R8), |
| BPF_ALU64_REG(BPF_SUB, R0, R9), |
| BPF_ALU64_IMM(BPF_SUB, R0, 10), |
| BPF_JMP_IMM(BPF_JEQ, R0, -55, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R1, R0), |
| BPF_ALU64_REG(BPF_SUB, R1, R2), |
| BPF_ALU64_REG(BPF_SUB, R1, R3), |
| BPF_ALU64_REG(BPF_SUB, R1, R4), |
| BPF_ALU64_REG(BPF_SUB, R1, R5), |
| BPF_ALU64_REG(BPF_SUB, R1, R6), |
| BPF_ALU64_REG(BPF_SUB, R1, R7), |
| BPF_ALU64_REG(BPF_SUB, R1, R8), |
| BPF_ALU64_REG(BPF_SUB, R1, R9), |
| BPF_ALU64_IMM(BPF_SUB, R1, 10), |
| BPF_ALU64_REG(BPF_SUB, R2, R0), |
| BPF_ALU64_REG(BPF_SUB, R2, R1), |
| BPF_ALU64_REG(BPF_SUB, R2, R3), |
| BPF_ALU64_REG(BPF_SUB, R2, R4), |
| BPF_ALU64_REG(BPF_SUB, R2, R5), |
| BPF_ALU64_REG(BPF_SUB, R2, R6), |
| BPF_ALU64_REG(BPF_SUB, R2, R7), |
| BPF_ALU64_REG(BPF_SUB, R2, R8), |
| BPF_ALU64_REG(BPF_SUB, R2, R9), |
| BPF_ALU64_IMM(BPF_SUB, R2, 10), |
| BPF_ALU64_REG(BPF_SUB, R3, R0), |
| BPF_ALU64_REG(BPF_SUB, R3, R1), |
| BPF_ALU64_REG(BPF_SUB, R3, R2), |
| BPF_ALU64_REG(BPF_SUB, R3, R4), |
| BPF_ALU64_REG(BPF_SUB, R3, R5), |
| BPF_ALU64_REG(BPF_SUB, R3, R6), |
| BPF_ALU64_REG(BPF_SUB, R3, R7), |
| BPF_ALU64_REG(BPF_SUB, R3, R8), |
| BPF_ALU64_REG(BPF_SUB, R3, R9), |
| BPF_ALU64_IMM(BPF_SUB, R3, 10), |
| BPF_ALU64_REG(BPF_SUB, R4, R0), |
| BPF_ALU64_REG(BPF_SUB, R4, R1), |
| BPF_ALU64_REG(BPF_SUB, R4, R2), |
| BPF_ALU64_REG(BPF_SUB, R4, R3), |
| BPF_ALU64_REG(BPF_SUB, R4, R5), |
| BPF_ALU64_REG(BPF_SUB, R4, R6), |
| BPF_ALU64_REG(BPF_SUB, R4, R7), |
| BPF_ALU64_REG(BPF_SUB, R4, R8), |
| BPF_ALU64_REG(BPF_SUB, R4, R9), |
| BPF_ALU64_IMM(BPF_SUB, R4, 10), |
| BPF_ALU64_REG(BPF_SUB, R5, R0), |
| BPF_ALU64_REG(BPF_SUB, R5, R1), |
| BPF_ALU64_REG(BPF_SUB, R5, R2), |
| BPF_ALU64_REG(BPF_SUB, R5, R3), |
| BPF_ALU64_REG(BPF_SUB, R5, R4), |
| BPF_ALU64_REG(BPF_SUB, R5, R6), |
| BPF_ALU64_REG(BPF_SUB, R5, R7), |
| BPF_ALU64_REG(BPF_SUB, R5, R8), |
| BPF_ALU64_REG(BPF_SUB, R5, R9), |
| BPF_ALU64_IMM(BPF_SUB, R5, 10), |
| BPF_ALU64_REG(BPF_SUB, R6, R0), |
| BPF_ALU64_REG(BPF_SUB, R6, R1), |
| BPF_ALU64_REG(BPF_SUB, R6, R2), |
| BPF_ALU64_REG(BPF_SUB, R6, R3), |
| BPF_ALU64_REG(BPF_SUB, R6, R4), |
| BPF_ALU64_REG(BPF_SUB, R6, R5), |
| BPF_ALU64_REG(BPF_SUB, R6, R7), |
| BPF_ALU64_REG(BPF_SUB, R6, R8), |
| BPF_ALU64_REG(BPF_SUB, R6, R9), |
| BPF_ALU64_IMM(BPF_SUB, R6, 10), |
| BPF_ALU64_REG(BPF_SUB, R7, R0), |
| BPF_ALU64_REG(BPF_SUB, R7, R1), |
| BPF_ALU64_REG(BPF_SUB, R7, R2), |
| BPF_ALU64_REG(BPF_SUB, R7, R3), |
| BPF_ALU64_REG(BPF_SUB, R7, R4), |
| BPF_ALU64_REG(BPF_SUB, R7, R5), |
| BPF_ALU64_REG(BPF_SUB, R7, R6), |
| BPF_ALU64_REG(BPF_SUB, R7, R8), |
| BPF_ALU64_REG(BPF_SUB, R7, R9), |
| BPF_ALU64_IMM(BPF_SUB, R7, 10), |
| BPF_ALU64_REG(BPF_SUB, R8, R0), |
| BPF_ALU64_REG(BPF_SUB, R8, R1), |
| BPF_ALU64_REG(BPF_SUB, R8, R2), |
| BPF_ALU64_REG(BPF_SUB, R8, R3), |
| BPF_ALU64_REG(BPF_SUB, R8, R4), |
| BPF_ALU64_REG(BPF_SUB, R8, R5), |
| BPF_ALU64_REG(BPF_SUB, R8, R6), |
| BPF_ALU64_REG(BPF_SUB, R8, R7), |
| BPF_ALU64_REG(BPF_SUB, R8, R9), |
| BPF_ALU64_IMM(BPF_SUB, R8, 10), |
| BPF_ALU64_REG(BPF_SUB, R9, R0), |
| BPF_ALU64_REG(BPF_SUB, R9, R1), |
| BPF_ALU64_REG(BPF_SUB, R9, R2), |
| BPF_ALU64_REG(BPF_SUB, R9, R3), |
| BPF_ALU64_REG(BPF_SUB, R9, R4), |
| BPF_ALU64_REG(BPF_SUB, R9, R5), |
| BPF_ALU64_REG(BPF_SUB, R9, R6), |
| BPF_ALU64_REG(BPF_SUB, R9, R7), |
| BPF_ALU64_REG(BPF_SUB, R9, R8), |
| BPF_ALU64_IMM(BPF_SUB, R9, 10), |
| BPF_ALU64_IMM(BPF_SUB, R0, 10), |
| BPF_ALU64_IMM(BPF_NEG, R0, 0), |
| BPF_ALU64_REG(BPF_SUB, R0, R1), |
| BPF_ALU64_REG(BPF_SUB, R0, R2), |
| BPF_ALU64_REG(BPF_SUB, R0, R3), |
| BPF_ALU64_REG(BPF_SUB, R0, R4), |
| BPF_ALU64_REG(BPF_SUB, R0, R5), |
| BPF_ALU64_REG(BPF_SUB, R0, R6), |
| BPF_ALU64_REG(BPF_SUB, R0, R7), |
| BPF_ALU64_REG(BPF_SUB, R0, R8), |
| BPF_ALU64_REG(BPF_SUB, R0, R9), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 11 } } |
| }, |
| { /* Mainly checking JIT here. */ |
| "INT: XOR", |
| .insns_int = { |
| BPF_ALU64_REG(BPF_SUB, R0, R0), |
| BPF_ALU64_REG(BPF_XOR, R1, R1), |
| BPF_JMP_REG(BPF_JEQ, R0, R1, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_IMM(BPF_MOV, R0, 10), |
| BPF_ALU64_IMM(BPF_MOV, R1, -1), |
| BPF_ALU64_REG(BPF_SUB, R1, R1), |
| BPF_ALU64_REG(BPF_XOR, R2, R2), |
| BPF_JMP_REG(BPF_JEQ, R1, R2, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R2, R2), |
| BPF_ALU64_REG(BPF_XOR, R3, R3), |
| BPF_ALU64_IMM(BPF_MOV, R0, 10), |
| BPF_ALU64_IMM(BPF_MOV, R1, -1), |
| BPF_JMP_REG(BPF_JEQ, R2, R3, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R3, R3), |
| BPF_ALU64_REG(BPF_XOR, R4, R4), |
| BPF_ALU64_IMM(BPF_MOV, R2, 1), |
| BPF_ALU64_IMM(BPF_MOV, R5, -1), |
| BPF_JMP_REG(BPF_JEQ, R3, R4, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R4, R4), |
| BPF_ALU64_REG(BPF_XOR, R5, R5), |
| BPF_ALU64_IMM(BPF_MOV, R3, 1), |
| BPF_ALU64_IMM(BPF_MOV, R7, -1), |
| BPF_JMP_REG(BPF_JEQ, R5, R4, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_IMM(BPF_MOV, R5, 1), |
| BPF_ALU64_REG(BPF_SUB, R5, R5), |
| BPF_ALU64_REG(BPF_XOR, R6, R6), |
| BPF_ALU64_IMM(BPF_MOV, R1, 1), |
| BPF_ALU64_IMM(BPF_MOV, R8, -1), |
| BPF_JMP_REG(BPF_JEQ, R5, R6, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R6, R6), |
| BPF_ALU64_REG(BPF_XOR, R7, R7), |
| BPF_JMP_REG(BPF_JEQ, R7, R6, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R7, R7), |
| BPF_ALU64_REG(BPF_XOR, R8, R8), |
| BPF_JMP_REG(BPF_JEQ, R7, R8, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R8, R8), |
| BPF_ALU64_REG(BPF_XOR, R9, R9), |
| BPF_JMP_REG(BPF_JEQ, R9, R8, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R9, R9), |
| BPF_ALU64_REG(BPF_XOR, R0, R0), |
| BPF_JMP_REG(BPF_JEQ, R9, R0, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_SUB, R1, R1), |
| BPF_ALU64_REG(BPF_XOR, R0, R0), |
| BPF_JMP_REG(BPF_JEQ, R9, R0, 2), |
| BPF_ALU64_IMM(BPF_MOV, R0, 0), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_IMM(BPF_MOV, R0, 1), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 1 } } |
| }, |
| { /* Mainly checking JIT here. */ |
| "INT: MUL", |
| .insns_int = { |
| BPF_ALU64_IMM(BPF_MOV, R0, 11), |
| BPF_ALU64_IMM(BPF_MOV, R1, 1), |
| BPF_ALU64_IMM(BPF_MOV, R2, 2), |
| BPF_ALU64_IMM(BPF_MOV, R3, 3), |
| BPF_ALU64_IMM(BPF_MOV, R4, 4), |
| BPF_ALU64_IMM(BPF_MOV, R5, 5), |
| BPF_ALU64_IMM(BPF_MOV, R6, 6), |
| BPF_ALU64_IMM(BPF_MOV, R7, 7), |
| BPF_ALU64_IMM(BPF_MOV, R8, 8), |
| BPF_ALU64_IMM(BPF_MOV, R9, 9), |
| BPF_ALU64_REG(BPF_MUL, R0, R0), |
| BPF_ALU64_REG(BPF_MUL, R0, R1), |
| BPF_ALU64_REG(BPF_MUL, R0, R2), |
| BPF_ALU64_REG(BPF_MUL, R0, R3), |
| BPF_ALU64_REG(BPF_MUL, R0, R4), |
| BPF_ALU64_REG(BPF_MUL, R0, R5), |
| BPF_ALU64_REG(BPF_MUL, R0, R6), |
| BPF_ALU64_REG(BPF_MUL, R0, R7), |
| BPF_ALU64_REG(BPF_MUL, R0, R8), |
| BPF_ALU64_REG(BPF_MUL, R0, R9), |
| BPF_ALU64_IMM(BPF_MUL, R0, 10), |
| BPF_JMP_IMM(BPF_JEQ, R0, 439084800, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_MUL, R1, R0), |
| BPF_ALU64_REG(BPF_MUL, R1, R2), |
| BPF_ALU64_REG(BPF_MUL, R1, R3), |
| BPF_ALU64_REG(BPF_MUL, R1, R4), |
| BPF_ALU64_REG(BPF_MUL, R1, R5), |
| BPF_ALU64_REG(BPF_MUL, R1, R6), |
| BPF_ALU64_REG(BPF_MUL, R1, R7), |
| BPF_ALU64_REG(BPF_MUL, R1, R8), |
| BPF_ALU64_REG(BPF_MUL, R1, R9), |
| BPF_ALU64_IMM(BPF_MUL, R1, 10), |
| BPF_ALU64_REG(BPF_MOV, R2, R1), |
| BPF_ALU64_IMM(BPF_RSH, R2, 32), |
| BPF_JMP_IMM(BPF_JEQ, R2, 0x5a924, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_IMM(BPF_LSH, R1, 32), |
| BPF_ALU64_IMM(BPF_ARSH, R1, 32), |
| BPF_JMP_IMM(BPF_JEQ, R1, 0xebb90000, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_REG(BPF_MUL, R2, R0), |
| BPF_ALU64_REG(BPF_MUL, R2, R1), |
| BPF_ALU64_REG(BPF_MUL, R2, R3), |
| BPF_ALU64_REG(BPF_MUL, R2, R4), |
| BPF_ALU64_REG(BPF_MUL, R2, R5), |
| BPF_ALU64_REG(BPF_MUL, R2, R6), |
| BPF_ALU64_REG(BPF_MUL, R2, R7), |
| BPF_ALU64_REG(BPF_MUL, R2, R8), |
| BPF_ALU64_REG(BPF_MUL, R2, R9), |
| BPF_ALU64_IMM(BPF_MUL, R2, 10), |
| BPF_ALU64_IMM(BPF_RSH, R2, 32), |
| BPF_ALU64_REG(BPF_MOV, R0, R2), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, 0x35d97ef2 } } |
| }, |
| { |
| "INT: ALU MIX", |
| .insns_int = { |
| BPF_ALU64_IMM(BPF_MOV, R0, 11), |
| BPF_ALU64_IMM(BPF_ADD, R0, -1), |
| BPF_ALU64_IMM(BPF_MOV, R2, 2), |
| BPF_ALU64_IMM(BPF_XOR, R2, 3), |
| BPF_ALU64_REG(BPF_DIV, R0, R2), |
| BPF_JMP_IMM(BPF_JEQ, R0, 10, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_IMM(BPF_MOD, R0, 3), |
| BPF_JMP_IMM(BPF_JEQ, R0, 1, 1), |
| BPF_EXIT_INSN(), |
| BPF_ALU64_IMM(BPF_MOV, R0, -1), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { }, |
| { { 0, -1 } } |
| }, |
| { |
| "INT: DIV + ABS", |
| .insns_int = { |
| BPF_ALU64_REG(BPF_MOV, R6, R1), |
| BPF_LD_ABS(BPF_B, 3), |
| BPF_ALU64_IMM(BPF_MOV, R2, 2), |
| BPF_ALU32_REG(BPF_DIV, R0, R2), |
| BPF_ALU64_REG(BPF_MOV, R8, R0), |
| BPF_LD_ABS(BPF_B, 4), |
| BPF_ALU64_REG(BPF_ADD, R8, R0), |
| BPF_LD_IND(BPF_B, R8, -70), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { 10, 20, 30, 40, 50 }, |
| { { 4, 0 }, { 5, 10 } } |
| }, |
| { |
| "INT: DIV by zero", |
| .insns_int = { |
| BPF_ALU64_REG(BPF_MOV, R6, R1), |
| BPF_ALU64_IMM(BPF_MOV, R7, 0), |
| BPF_LD_ABS(BPF_B, 3), |
| BPF_ALU32_REG(BPF_DIV, R0, R7), |
| BPF_EXIT_INSN(), |
| }, |
| SKB_INT, |
| { 10, 20, 30, 40, 50 }, |
| { { 3, 0 }, { 4, 0 } } |
| }, |
| { |
| "check: missing ret", |
| .insns = { |
| BPF_STMT(BPF_LD | BPF_IMM, 1), |
| }, |
| EXPECTED_FAIL, |
| { }, |
| { } |
| }, |
| { |
| "check: div_k_0", |
| .insns = { |
| BPF_STMT(BPF_ALU | BPF_DIV | BPF_K, 0), |
| BPF_STMT(BPF_RET | BPF_K, 0) |
| }, |
| EXPECTED_FAIL, |
| { }, |
| { } |
| }, |
| { |
| "check: unknown insn", |
| .insns = { |
| /* seccomp insn, rejected in socket filter */ |
| BPF_STMT(BPF_LDX | BPF_W | BPF_ABS, 0), |
| BPF_STMT(BPF_RET | BPF_K, 0) |
| }, |
| EXPECTED_FAIL, |
| { }, |
| { } |
| }, |
| { |
| "check: out of range spill/fill", |
| .insns = { |
| BPF_STMT(BPF_STX, 16), |
| BPF_STMT(BPF_RET | BPF_K, 0) |
| }, |
| EXPECTED_FAIL, |
| { }, |
| { } |
| }, |
| }; |
| |
| static int get_length(struct sock_filter *fp) |
| { |
| int len = 0; |
| |
| while (fp->code != 0 || fp->k != 0) { |
| fp++; |
| len++; |
| } |
| |
| return len; |
| } |
| |
| struct net_device dev; |
| struct sk_buff *populate_skb(char *buf, int size) |
| { |
| struct sk_buff *skb; |
| |
| if (size >= MAX_DATA) |
| return NULL; |
| |
| skb = alloc_skb(MAX_DATA, GFP_KERNEL); |
| if (!skb) |
| return NULL; |
| |
| memcpy(__skb_put(skb, size), buf, size); |
| skb_reset_mac_header(skb); |
| skb->protocol = htons(ETH_P_IP); |
| skb->pkt_type = SKB_TYPE; |
| skb->mark = SKB_MARK; |
| skb->hash = SKB_HASH; |
| skb->queue_mapping = SKB_QUEUE_MAP; |
| skb->vlan_tci = SKB_VLAN_TCI; |
| skb->dev = &dev; |
| skb->dev->ifindex = SKB_DEV_IFINDEX; |
| skb->dev->type = SKB_DEV_TYPE; |
| skb_set_network_header(skb, min(size, ETH_HLEN)); |
| |
| return skb; |
| } |
| |
| static int run_one(struct sk_filter *fp, struct bpf_test *t) |
| { |
| u64 start, finish, res, cnt = 100000; |
| int err_cnt = 0, err, i, j; |
| u32 ret = 0; |
| void *data; |
| |
| for (i = 0; i < MAX_SUBTESTS; i++) { |
| if (t->test[i].data_size == 0 && |
| t->test[i].result == 0) |
| break; |
| if (t->data_type == SKB || |
| t->data_type == SKB_INT) { |
| data = populate_skb(t->data, t->test[i].data_size); |
| if (!data) |
| return -ENOMEM; |
| } else { |
| data = NULL; |
| } |
| |
| start = ktime_to_us(ktime_get()); |
| for (j = 0; j < cnt; j++) |
| ret = SK_RUN_FILTER(fp, data); |
| finish = ktime_to_us(ktime_get()); |
| |
| res = (finish - start) * 1000; |
| do_div(res, cnt); |
| |
| err = ret != t->test[i].result; |
| if (!err) |
| pr_cont("%lld ", res); |
| |
| if (t->data_type == SKB || t->data_type == SKB_INT) |
| kfree_skb(data); |
| |
| if (err) { |
| pr_cont("ret %d != %d ", ret, t->test[i].result); |
| err_cnt++; |
| } |
| } |
| |
| return err_cnt; |
| } |
| |
| static __init int test_bpf(void) |
| { |
| struct sk_filter *fp, *fp_ext = NULL; |
| struct sock_fprog fprog; |
| int err, i, err_cnt = 0; |
| |
| for (i = 0; i < ARRAY_SIZE(tests); i++) { |
| pr_info("#%d %s ", i, tests[i].descr); |
| |
| fprog.filter = tests[i].insns; |
| fprog.len = get_length(fprog.filter); |
| |
| if (tests[i].data_type == SKB_INT) { |
| fp_ext = kzalloc(4096, GFP_KERNEL); |
| if (!fp_ext) |
| return -ENOMEM; |
| fp = fp_ext; |
| memcpy(fp_ext->insns, tests[i].insns_int, |
| fprog.len * 8); |
| fp->len = fprog.len; |
| sk_filter_select_runtime(fp); |
| } else { |
| err = sk_unattached_filter_create(&fp, &fprog); |
| if (tests[i].data_type == EXPECTED_FAIL) { |
| if (err == -EINVAL) { |
| pr_cont("PASS\n"); |
| continue; |
| } else { |
| pr_cont("UNEXPECTED_PASS\n"); |
| /* verifier didn't reject the test |
| * that's bad enough, just return |
| */ |
| return -EINVAL; |
| } |
| } |
| if (err) { |
| pr_cont("FAIL to attach err=%d len=%d\n", |
| err, fprog.len); |
| return err; |
| } |
| } |
| |
| err = run_one(fp, &tests[i]); |
| |
| if (tests[i].data_type != SKB_INT) |
| sk_unattached_filter_destroy(fp); |
| else |
| sk_filter_free(fp); |
| |
| if (err) { |
| pr_cont("FAIL %d\n", err); |
| err_cnt++; |
| } else { |
| pr_cont("PASS\n"); |
| } |
| } |
| |
| if (err_cnt) |
| return -EINVAL; |
| else |
| return 0; |
| } |
| |
| static int __init test_bpf_init(void) |
| { |
| return test_bpf(); |
| } |
| |
| static void __exit test_bpf_exit(void) |
| { |
| } |
| |
| module_init(test_bpf_init); |
| module_exit(test_bpf_exit); |
| MODULE_LICENSE("GPL"); |