t_bpfjit.c revision 1.1.2.3
1 1.1.2.3 tls /* $NetBSD: t_bpfjit.c,v 1.1.2.3 2014/08/20 00:04:49 tls Exp $ */ 2 1.1.2.2 alnsn 3 1.1.2.2 alnsn /*- 4 1.1.2.3 tls * Copyright (c) 2011-2012, 2014 Alexander Nasonov. 5 1.1.2.2 alnsn * All rights reserved. 6 1.1.2.2 alnsn * 7 1.1.2.2 alnsn * Redistribution and use in source and binary forms, with or without 8 1.1.2.2 alnsn * modification, are permitted provided that the following conditions 9 1.1.2.2 alnsn * are met: 10 1.1.2.2 alnsn * 11 1.1.2.2 alnsn * 1. Redistributions of source code must retain the above copyright 12 1.1.2.2 alnsn * notice, this list of conditions and the following disclaimer. 13 1.1.2.2 alnsn * 2. Redistributions in binary form must reproduce the above copyright 14 1.1.2.2 alnsn * notice, this list of conditions and the following disclaimer in 15 1.1.2.2 alnsn * the documentation and/or other materials provided with the 16 1.1.2.2 alnsn * distribution. 17 1.1.2.2 alnsn * 18 1.1.2.2 alnsn * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 1.1.2.2 alnsn * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 1.1.2.2 alnsn * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 21 1.1.2.2 alnsn * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 22 1.1.2.2 alnsn * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 23 1.1.2.2 alnsn * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 24 1.1.2.2 alnsn * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 25 1.1.2.2 alnsn * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 26 1.1.2.2 alnsn * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 27 1.1.2.2 alnsn * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 28 1.1.2.2 alnsn * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 1.1.2.2 alnsn * SUCH DAMAGE. 30 1.1.2.2 alnsn */ 31 1.1.2.2 alnsn 32 1.1.2.2 alnsn #include <sys/cdefs.h> 33 1.1.2.3 tls __RCSID("$NetBSD: t_bpfjit.c,v 1.1.2.3 2014/08/20 00:04:49 tls Exp $"); 34 1.1.2.2 alnsn 35 1.1.2.2 alnsn #include <atf-c.h> 36 1.1.2.2 alnsn #include <stdint.h> 37 1.1.2.2 alnsn #include <string.h> 38 1.1.2.2 alnsn 39 1.1.2.3 tls #include <net/bpf.h> 40 1.1.2.3 tls #include <net/bpfjit.h> 41 1.1.2.3 tls 42 1.1.2.2 alnsn static uint8_t deadbeef_at_5[16] = { 43 1.1.2.2 alnsn 0, 0xf1, 2, 0xf3, 4, 0xde, 0xad, 0xbe, 0xef, 0xff 44 1.1.2.2 alnsn }; 45 1.1.2.2 alnsn 46 1.1.2.3 tls static inline 47 1.1.2.3 tls unsigned int jitcall(bpfjit_func_t fn, 48 1.1.2.3 tls const uint8_t *pkt, unsigned int wirelen, unsigned int buflen) 49 1.1.2.3 tls { 50 1.1.2.3 tls bpf_args_t args; 51 1.1.2.3 tls 52 1.1.2.3 tls args.pkt = pkt; 53 1.1.2.3 tls args.wirelen = wirelen; 54 1.1.2.3 tls args.buflen = buflen; 55 1.1.2.3 tls 56 1.1.2.3 tls return fn(NULL, &args); 57 1.1.2.3 tls } 58 1.1.2.3 tls 59 1.1.2.3 tls ATF_TC(libbpfjit_empty); 60 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_empty, tc) 61 1.1.2.2 alnsn { 62 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 63 1.1.2.3 tls "Test that JIT compilation of an empty bpf program fails"); 64 1.1.2.2 alnsn } 65 1.1.2.2 alnsn 66 1.1.2.3 tls ATF_TC_BODY(libbpfjit_empty, tc) 67 1.1.2.2 alnsn { 68 1.1.2.2 alnsn struct bpf_insn dummy; 69 1.1.2.2 alnsn 70 1.1.2.3 tls ATF_CHECK(bpfjit_generate_code(NULL, &dummy, 0) == NULL); 71 1.1.2.2 alnsn } 72 1.1.2.2 alnsn 73 1.1.2.3 tls ATF_TC(libbpfjit_alu_add_k); 74 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_add_k, tc) 75 1.1.2.2 alnsn { 76 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 77 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_ADD+BPF_K"); 78 1.1.2.2 alnsn } 79 1.1.2.2 alnsn 80 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_add_k, tc) 81 1.1.2.2 alnsn { 82 1.1.2.2 alnsn static struct bpf_insn insns[] = { 83 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 3), 84 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, 2), 85 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 86 1.1.2.2 alnsn }; 87 1.1.2.2 alnsn 88 1.1.2.3 tls bpfjit_func_t code; 89 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 90 1.1.2.2 alnsn 91 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 92 1.1.2.2 alnsn 93 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 94 1.1.2.2 alnsn 95 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 96 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 97 1.1.2.2 alnsn 98 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 5); 99 1.1.2.2 alnsn 100 1.1.2.2 alnsn bpfjit_free_code(code); 101 1.1.2.2 alnsn } 102 1.1.2.2 alnsn 103 1.1.2.3 tls ATF_TC(libbpfjit_alu_sub_k); 104 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_sub_k, tc) 105 1.1.2.2 alnsn { 106 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 107 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_SUB+BPF_K"); 108 1.1.2.2 alnsn } 109 1.1.2.2 alnsn 110 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_sub_k, tc) 111 1.1.2.2 alnsn { 112 1.1.2.2 alnsn static struct bpf_insn insns[] = { 113 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 1), 114 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_SUB+BPF_K, 2), 115 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 116 1.1.2.2 alnsn }; 117 1.1.2.2 alnsn 118 1.1.2.3 tls bpfjit_func_t code; 119 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 120 1.1.2.2 alnsn 121 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 122 1.1.2.2 alnsn 123 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 124 1.1.2.2 alnsn 125 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 126 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 127 1.1.2.2 alnsn 128 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX); 129 1.1.2.2 alnsn 130 1.1.2.2 alnsn bpfjit_free_code(code); 131 1.1.2.2 alnsn } 132 1.1.2.2 alnsn 133 1.1.2.3 tls ATF_TC(libbpfjit_alu_mul_k); 134 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_mul_k, tc) 135 1.1.2.2 alnsn { 136 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 137 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_MUL+BPF_K"); 138 1.1.2.2 alnsn } 139 1.1.2.2 alnsn 140 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_mul_k, tc) 141 1.1.2.2 alnsn { 142 1.1.2.2 alnsn static struct bpf_insn insns[] = { 143 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0xffffffff)), 144 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_MUL+BPF_K, 3), 145 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 146 1.1.2.2 alnsn }; 147 1.1.2.2 alnsn 148 1.1.2.3 tls bpfjit_func_t code; 149 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 150 1.1.2.2 alnsn 151 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 152 1.1.2.2 alnsn 153 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 154 1.1.2.2 alnsn 155 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 156 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 157 1.1.2.2 alnsn 158 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(0xfffffffd)); 159 1.1.2.2 alnsn 160 1.1.2.2 alnsn bpfjit_free_code(code); 161 1.1.2.2 alnsn } 162 1.1.2.2 alnsn 163 1.1.2.3 tls ATF_TC(libbpfjit_alu_div0_k); 164 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div0_k, tc) 165 1.1.2.2 alnsn { 166 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 167 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_K with k=0"); 168 1.1.2.2 alnsn } 169 1.1.2.2 alnsn 170 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div0_k, tc) 171 1.1.2.2 alnsn { 172 1.1.2.2 alnsn static struct bpf_insn insns[] = { 173 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, 0), 174 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 175 1.1.2.2 alnsn }; 176 1.1.2.2 alnsn 177 1.1.2.3 tls bpfjit_func_t code; 178 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 179 1.1.2.2 alnsn 180 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 181 1.1.2.2 alnsn 182 1.1.2.2 alnsn //ATF_CHECK(bpf_validate(insns, insn_count)); 183 1.1.2.2 alnsn 184 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 185 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 186 1.1.2.2 alnsn 187 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 188 1.1.2.2 alnsn 189 1.1.2.2 alnsn bpfjit_free_code(code); 190 1.1.2.2 alnsn } 191 1.1.2.2 alnsn 192 1.1.2.3 tls ATF_TC(libbpfjit_alu_div1_k); 193 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div1_k, tc) 194 1.1.2.2 alnsn { 195 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 196 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_K with k=1"); 197 1.1.2.2 alnsn } 198 1.1.2.2 alnsn 199 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div1_k, tc) 200 1.1.2.2 alnsn { 201 1.1.2.2 alnsn static struct bpf_insn insns[] = { 202 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 7), 203 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, 1), 204 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 205 1.1.2.2 alnsn }; 206 1.1.2.2 alnsn 207 1.1.2.3 tls bpfjit_func_t code; 208 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 209 1.1.2.2 alnsn 210 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 211 1.1.2.2 alnsn 212 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 213 1.1.2.2 alnsn 214 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 215 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 216 1.1.2.2 alnsn 217 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 7); 218 1.1.2.2 alnsn 219 1.1.2.2 alnsn bpfjit_free_code(code); 220 1.1.2.2 alnsn } 221 1.1.2.2 alnsn 222 1.1.2.3 tls ATF_TC(libbpfjit_alu_div2_k); 223 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div2_k, tc) 224 1.1.2.2 alnsn { 225 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 226 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_K with k=2"); 227 1.1.2.2 alnsn } 228 1.1.2.2 alnsn 229 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div2_k, tc) 230 1.1.2.2 alnsn { 231 1.1.2.2 alnsn static struct bpf_insn insns[] = { 232 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 7), 233 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, 2), 234 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 235 1.1.2.2 alnsn }; 236 1.1.2.2 alnsn 237 1.1.2.3 tls bpfjit_func_t code; 238 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 239 1.1.2.2 alnsn 240 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 241 1.1.2.2 alnsn 242 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 243 1.1.2.2 alnsn 244 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 245 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 246 1.1.2.2 alnsn 247 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 3); 248 1.1.2.2 alnsn 249 1.1.2.2 alnsn bpfjit_free_code(code); 250 1.1.2.2 alnsn } 251 1.1.2.2 alnsn 252 1.1.2.3 tls ATF_TC(libbpfjit_alu_div4_k); 253 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div4_k, tc) 254 1.1.2.2 alnsn { 255 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 256 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_K with k=4"); 257 1.1.2.2 alnsn } 258 1.1.2.2 alnsn 259 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div4_k, tc) 260 1.1.2.2 alnsn { 261 1.1.2.2 alnsn static struct bpf_insn insns[] = { 262 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0xffffffff)), 263 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, 4), 264 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 265 1.1.2.2 alnsn }; 266 1.1.2.2 alnsn 267 1.1.2.3 tls bpfjit_func_t code; 268 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 269 1.1.2.2 alnsn 270 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 271 1.1.2.2 alnsn 272 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 273 1.1.2.2 alnsn 274 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 275 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 276 1.1.2.2 alnsn 277 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(0x3fffffff)); 278 1.1.2.2 alnsn 279 1.1.2.2 alnsn bpfjit_free_code(code); 280 1.1.2.2 alnsn } 281 1.1.2.2 alnsn 282 1.1.2.3 tls ATF_TC(libbpfjit_alu_div10_k); 283 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div10_k, tc) 284 1.1.2.2 alnsn { 285 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 286 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_K with k=10"); 287 1.1.2.2 alnsn } 288 1.1.2.2 alnsn 289 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div10_k, tc) 290 1.1.2.2 alnsn { 291 1.1.2.2 alnsn static struct bpf_insn insns[] = { 292 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(4294843849)), 293 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, 10), 294 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 295 1.1.2.2 alnsn }; 296 1.1.2.2 alnsn 297 1.1.2.3 tls bpfjit_func_t code; 298 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 299 1.1.2.2 alnsn 300 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 301 1.1.2.2 alnsn 302 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 303 1.1.2.2 alnsn 304 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 305 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 306 1.1.2.2 alnsn 307 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(429484384)); 308 1.1.2.2 alnsn 309 1.1.2.2 alnsn bpfjit_free_code(code); 310 1.1.2.2 alnsn } 311 1.1.2.2 alnsn 312 1.1.2.3 tls ATF_TC(libbpfjit_alu_div10000_k); 313 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div10000_k, tc) 314 1.1.2.2 alnsn { 315 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 316 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_K with k=10000"); 317 1.1.2.2 alnsn } 318 1.1.2.2 alnsn 319 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div10000_k, tc) 320 1.1.2.2 alnsn { 321 1.1.2.2 alnsn static struct bpf_insn insns[] = { 322 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(4294843849)), 323 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, 10000), 324 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 325 1.1.2.2 alnsn }; 326 1.1.2.2 alnsn 327 1.1.2.3 tls bpfjit_func_t code; 328 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 329 1.1.2.2 alnsn 330 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 331 1.1.2.2 alnsn 332 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 333 1.1.2.2 alnsn 334 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 335 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 336 1.1.2.2 alnsn 337 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(429484)); 338 1.1.2.2 alnsn 339 1.1.2.2 alnsn bpfjit_free_code(code); 340 1.1.2.2 alnsn } 341 1.1.2.2 alnsn 342 1.1.2.3 tls ATF_TC(libbpfjit_alu_div7609801_k); 343 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div7609801_k, tc) 344 1.1.2.2 alnsn { 345 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 346 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_K with k=7609801"); 347 1.1.2.2 alnsn } 348 1.1.2.2 alnsn 349 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div7609801_k, tc) 350 1.1.2.2 alnsn { 351 1.1.2.2 alnsn static struct bpf_insn insns[] = { 352 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(4294967295)), 353 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, UINT32_C(7609801)), 354 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 355 1.1.2.2 alnsn }; 356 1.1.2.2 alnsn 357 1.1.2.3 tls bpfjit_func_t code; 358 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 359 1.1.2.2 alnsn 360 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 361 1.1.2.2 alnsn 362 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 363 1.1.2.2 alnsn 364 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 365 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 366 1.1.2.2 alnsn 367 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 564); 368 1.1.2.2 alnsn 369 1.1.2.2 alnsn bpfjit_free_code(code); 370 1.1.2.2 alnsn } 371 1.1.2.2 alnsn 372 1.1.2.3 tls ATF_TC(libbpfjit_alu_div80000000_k); 373 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div80000000_k, tc) 374 1.1.2.2 alnsn { 375 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 376 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_K with k=0x80000000"); 377 1.1.2.2 alnsn } 378 1.1.2.2 alnsn 379 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div80000000_k, tc) 380 1.1.2.2 alnsn { 381 1.1.2.2 alnsn static struct bpf_insn insns[] = { 382 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0xffffffde)), 383 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, UINT32_C(0x80000000)), 384 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 385 1.1.2.2 alnsn }; 386 1.1.2.2 alnsn 387 1.1.2.3 tls bpfjit_func_t code; 388 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 389 1.1.2.2 alnsn 390 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 391 1.1.2.2 alnsn 392 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 393 1.1.2.2 alnsn 394 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 395 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 396 1.1.2.2 alnsn 397 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 398 1.1.2.2 alnsn 399 1.1.2.2 alnsn bpfjit_free_code(code); 400 1.1.2.2 alnsn } 401 1.1.2.2 alnsn 402 1.1.2.3 tls ATF_TC(libbpfjit_alu_and_k); 403 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_and_k, tc) 404 1.1.2.2 alnsn { 405 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 406 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_AND+BPF_K"); 407 1.1.2.2 alnsn } 408 1.1.2.2 alnsn 409 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_and_k, tc) 410 1.1.2.2 alnsn { 411 1.1.2.2 alnsn static struct bpf_insn insns[] = { 412 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdead), 413 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_AND+BPF_K, 0xbeef), 414 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 415 1.1.2.2 alnsn }; 416 1.1.2.2 alnsn 417 1.1.2.3 tls bpfjit_func_t code; 418 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 419 1.1.2.2 alnsn 420 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 421 1.1.2.2 alnsn 422 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 423 1.1.2.2 alnsn 424 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 425 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 426 1.1.2.2 alnsn 427 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == (0xdead&0xbeef)); 428 1.1.2.2 alnsn 429 1.1.2.2 alnsn bpfjit_free_code(code); 430 1.1.2.2 alnsn } 431 1.1.2.2 alnsn 432 1.1.2.3 tls ATF_TC(libbpfjit_alu_or_k); 433 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_or_k, tc) 434 1.1.2.2 alnsn { 435 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 436 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_OR+BPF_K"); 437 1.1.2.2 alnsn } 438 1.1.2.2 alnsn 439 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_or_k, tc) 440 1.1.2.2 alnsn { 441 1.1.2.2 alnsn static struct bpf_insn insns[] = { 442 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdead0000), 443 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_OR+BPF_K, 0x0000beef), 444 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 445 1.1.2.2 alnsn }; 446 1.1.2.2 alnsn 447 1.1.2.3 tls bpfjit_func_t code; 448 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 449 1.1.2.2 alnsn 450 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 451 1.1.2.2 alnsn 452 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 453 1.1.2.2 alnsn 454 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 455 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 456 1.1.2.2 alnsn 457 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0xdeadbeef); 458 1.1.2.2 alnsn 459 1.1.2.2 alnsn bpfjit_free_code(code); 460 1.1.2.2 alnsn } 461 1.1.2.2 alnsn 462 1.1.2.3 tls ATF_TC(libbpfjit_alu_lsh_k); 463 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_lsh_k, tc) 464 1.1.2.2 alnsn { 465 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 466 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_LSH+BPF_K"); 467 1.1.2.2 alnsn } 468 1.1.2.2 alnsn 469 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_lsh_k, tc) 470 1.1.2.2 alnsn { 471 1.1.2.2 alnsn static struct bpf_insn insns[] = { 472 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdeadbeef), 473 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_LSH+BPF_K, 16), 474 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 475 1.1.2.2 alnsn }; 476 1.1.2.2 alnsn 477 1.1.2.3 tls bpfjit_func_t code; 478 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 479 1.1.2.2 alnsn 480 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 481 1.1.2.2 alnsn 482 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 483 1.1.2.2 alnsn 484 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 485 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 486 1.1.2.2 alnsn 487 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0xbeef0000); 488 1.1.2.2 alnsn 489 1.1.2.2 alnsn bpfjit_free_code(code); 490 1.1.2.2 alnsn } 491 1.1.2.2 alnsn 492 1.1.2.3 tls ATF_TC(libbpfjit_alu_lsh0_k); 493 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_lsh0_k, tc) 494 1.1.2.2 alnsn { 495 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 496 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_LSH+BPF_K with k=0"); 497 1.1.2.2 alnsn } 498 1.1.2.2 alnsn 499 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_lsh0_k, tc) 500 1.1.2.2 alnsn { 501 1.1.2.2 alnsn static struct bpf_insn insns[] = { 502 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdeadbeef), 503 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_LSH+BPF_K, 0), 504 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 505 1.1.2.2 alnsn }; 506 1.1.2.2 alnsn 507 1.1.2.3 tls bpfjit_func_t code; 508 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 509 1.1.2.2 alnsn 510 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 511 1.1.2.2 alnsn 512 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 513 1.1.2.2 alnsn 514 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 515 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 516 1.1.2.2 alnsn 517 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0xdeadbeef); 518 1.1.2.2 alnsn 519 1.1.2.2 alnsn bpfjit_free_code(code); 520 1.1.2.2 alnsn } 521 1.1.2.2 alnsn 522 1.1.2.3 tls ATF_TC(libbpfjit_alu_rsh_k); 523 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_rsh_k, tc) 524 1.1.2.2 alnsn { 525 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 526 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_RSH+BPF_K"); 527 1.1.2.2 alnsn } 528 1.1.2.2 alnsn 529 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_rsh_k, tc) 530 1.1.2.2 alnsn { 531 1.1.2.2 alnsn static struct bpf_insn insns[] = { 532 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdeadbeef), 533 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_RSH+BPF_K, 16), 534 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 535 1.1.2.2 alnsn }; 536 1.1.2.2 alnsn 537 1.1.2.3 tls bpfjit_func_t code; 538 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 539 1.1.2.2 alnsn 540 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 541 1.1.2.2 alnsn 542 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 543 1.1.2.2 alnsn 544 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 545 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 546 1.1.2.2 alnsn 547 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0x0000dead); 548 1.1.2.2 alnsn 549 1.1.2.2 alnsn bpfjit_free_code(code); 550 1.1.2.2 alnsn } 551 1.1.2.2 alnsn 552 1.1.2.3 tls ATF_TC(libbpfjit_alu_rsh0_k); 553 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_rsh0_k, tc) 554 1.1.2.2 alnsn { 555 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 556 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_RSH+BPF_K with k=0"); 557 1.1.2.2 alnsn } 558 1.1.2.2 alnsn 559 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_rsh0_k, tc) 560 1.1.2.2 alnsn { 561 1.1.2.2 alnsn static struct bpf_insn insns[] = { 562 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdeadbeef), 563 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_RSH+BPF_K, 0), 564 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 565 1.1.2.2 alnsn }; 566 1.1.2.2 alnsn 567 1.1.2.3 tls bpfjit_func_t code; 568 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 569 1.1.2.2 alnsn 570 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 571 1.1.2.2 alnsn 572 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 573 1.1.2.2 alnsn 574 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 575 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 576 1.1.2.2 alnsn 577 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0xdeadbeef); 578 1.1.2.2 alnsn 579 1.1.2.2 alnsn bpfjit_free_code(code); 580 1.1.2.2 alnsn } 581 1.1.2.2 alnsn 582 1.1.2.3 tls ATF_TC(libbpfjit_alu_modulo_k); 583 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_modulo_k, tc) 584 1.1.2.2 alnsn { 585 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 586 1.1.2.2 alnsn "Test JIT compilation of modulo logic of BPF_ALU+BPF_K operations"); 587 1.1.2.2 alnsn } 588 1.1.2.2 alnsn 589 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_modulo_k, tc) 590 1.1.2.2 alnsn { 591 1.1.2.2 alnsn static struct bpf_insn insns[] = { 592 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0x7fffff77)), 593 1.1.2.2 alnsn 594 1.1.2.2 alnsn /* (7FFFFF77 * 0FFFFF77) = 07FFFFB2,F0004951 */ 595 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_MUL+BPF_K, UINT32_C(0x0fffff77)), 596 1.1.2.2 alnsn 597 1.1.2.2 alnsn /* 07FFFFB2,F0004951 << 1 = 0FFFFF65,E00092A2 */ 598 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_LSH+BPF_K, 1), 599 1.1.2.2 alnsn 600 1.1.2.2 alnsn /* 0FFFFF65,E00092A2 + DDDDDDDD = 0FFFFF66,BDDE707F */ 601 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, UINT32_C(0xdddddddd)), 602 1.1.2.2 alnsn 603 1.1.2.2 alnsn /* 0FFFFF66,BDDE707F - FFFFFFFF = 0FFFFF65,BDDE7080 */ 604 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_SUB+BPF_K, UINT32_C(0xffffffff)), 605 1.1.2.2 alnsn 606 1.1.2.2 alnsn /* 0FFFFF65,BDDE7080 | 0000030C = 0FFFFF65,BDDE738C */ 607 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_OR+BPF_K, UINT32_C(0x0000030c)), 608 1.1.2.2 alnsn 609 1.1.2.2 alnsn /* -0FFFFF65,BDDE738C mod(2^64) = F000009A,42218C74 */ 610 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_NEG, 0), 611 1.1.2.2 alnsn 612 1.1.2.2 alnsn /* F000009A,42218C74 & FFFFFF0F = F000009A,42218C04 */ 613 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_AND+BPF_K, UINT32_C(0xffffff0f)), 614 1.1.2.2 alnsn 615 1.1.2.2 alnsn /* F000009A,42218C74 >> 3 = 1E000013,48443180 */ 616 1.1.2.2 alnsn /* 00000000,42218C74 >> 3 = 00000000,08443180 */ 617 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_RSH+BPF_K, 3), 618 1.1.2.2 alnsn 619 1.1.2.2 alnsn /* 00000000,08443180 * 7FFFFF77 = 042218BB,93818280 */ 620 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_MUL+BPF_K, UINT32_C(0x7fffff77)), 621 1.1.2.2 alnsn 622 1.1.2.2 alnsn /* 042218BB,93818280 / DEAD = 000004C0,71CBBBC3 */ 623 1.1.2.2 alnsn /* 00000000,93818280 / DEAD = 00000000,0000A994 */ 624 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_K, UINT32_C(0xdead)), 625 1.1.2.2 alnsn 626 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 627 1.1.2.2 alnsn }; 628 1.1.2.2 alnsn 629 1.1.2.3 tls bpfjit_func_t code; 630 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 631 1.1.2.2 alnsn 632 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 633 1.1.2.2 alnsn 634 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 635 1.1.2.2 alnsn 636 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 637 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 638 1.1.2.2 alnsn 639 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) != UINT32_C(0x71cbbbc3)); 640 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(0x0000a994)); 641 1.1.2.2 alnsn 642 1.1.2.2 alnsn 643 1.1.2.2 alnsn bpfjit_free_code(code); 644 1.1.2.2 alnsn } 645 1.1.2.2 alnsn 646 1.1.2.3 tls ATF_TC(libbpfjit_alu_add_x); 647 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_add_x, tc) 648 1.1.2.2 alnsn { 649 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 650 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_ADD+BPF_X"); 651 1.1.2.2 alnsn } 652 1.1.2.2 alnsn 653 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_add_x, tc) 654 1.1.2.2 alnsn { 655 1.1.2.2 alnsn static struct bpf_insn insns[] = { 656 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 3), 657 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 2), 658 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 659 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 660 1.1.2.2 alnsn }; 661 1.1.2.2 alnsn 662 1.1.2.3 tls bpfjit_func_t code; 663 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 664 1.1.2.2 alnsn 665 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 666 1.1.2.2 alnsn 667 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 668 1.1.2.2 alnsn 669 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 670 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 671 1.1.2.2 alnsn 672 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 5); 673 1.1.2.2 alnsn 674 1.1.2.2 alnsn bpfjit_free_code(code); 675 1.1.2.2 alnsn } 676 1.1.2.2 alnsn 677 1.1.2.3 tls ATF_TC(libbpfjit_alu_sub_x); 678 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_sub_x, tc) 679 1.1.2.2 alnsn { 680 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 681 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_SUB+BPF_X"); 682 1.1.2.2 alnsn } 683 1.1.2.2 alnsn 684 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_sub_x, tc) 685 1.1.2.2 alnsn { 686 1.1.2.2 alnsn static struct bpf_insn insns[] = { 687 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 1), 688 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 2), 689 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_SUB+BPF_X, 0), 690 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 691 1.1.2.2 alnsn }; 692 1.1.2.2 alnsn 693 1.1.2.3 tls bpfjit_func_t code; 694 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 695 1.1.2.2 alnsn 696 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 697 1.1.2.2 alnsn 698 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 699 1.1.2.2 alnsn 700 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 701 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 702 1.1.2.2 alnsn 703 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX); 704 1.1.2.2 alnsn 705 1.1.2.2 alnsn bpfjit_free_code(code); 706 1.1.2.2 alnsn } 707 1.1.2.2 alnsn 708 1.1.2.3 tls ATF_TC(libbpfjit_alu_mul_x); 709 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_mul_x, tc) 710 1.1.2.2 alnsn { 711 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 712 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_MUL+BPF_X"); 713 1.1.2.2 alnsn } 714 1.1.2.2 alnsn 715 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_mul_x, tc) 716 1.1.2.2 alnsn { 717 1.1.2.2 alnsn static struct bpf_insn insns[] = { 718 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0xffffffff)), 719 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 3), 720 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_MUL+BPF_X, 0), 721 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 722 1.1.2.2 alnsn }; 723 1.1.2.2 alnsn 724 1.1.2.3 tls bpfjit_func_t code; 725 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 726 1.1.2.2 alnsn 727 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 728 1.1.2.2 alnsn 729 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 730 1.1.2.2 alnsn 731 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 732 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 733 1.1.2.2 alnsn 734 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(0xfffffffd)); 735 1.1.2.2 alnsn 736 1.1.2.2 alnsn bpfjit_free_code(code); 737 1.1.2.2 alnsn } 738 1.1.2.2 alnsn 739 1.1.2.3 tls ATF_TC(libbpfjit_alu_div0_x); 740 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div0_x, tc) 741 1.1.2.2 alnsn { 742 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 743 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_X with X=0"); 744 1.1.2.2 alnsn } 745 1.1.2.2 alnsn 746 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div0_x, tc) 747 1.1.2.2 alnsn { 748 1.1.2.2 alnsn static struct bpf_insn insns[] = { 749 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0), 750 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 751 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 752 1.1.2.2 alnsn }; 753 1.1.2.2 alnsn 754 1.1.2.3 tls bpfjit_func_t code; 755 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 756 1.1.2.2 alnsn 757 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 758 1.1.2.2 alnsn 759 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 760 1.1.2.2 alnsn 761 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 762 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 763 1.1.2.2 alnsn 764 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 765 1.1.2.2 alnsn 766 1.1.2.2 alnsn bpfjit_free_code(code); 767 1.1.2.2 alnsn } 768 1.1.2.2 alnsn 769 1.1.2.3 tls ATF_TC(libbpfjit_alu_div1_x); 770 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div1_x, tc) 771 1.1.2.2 alnsn { 772 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 773 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_X with X=1"); 774 1.1.2.2 alnsn } 775 1.1.2.2 alnsn 776 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div1_x, tc) 777 1.1.2.2 alnsn { 778 1.1.2.2 alnsn static struct bpf_insn insns[] = { 779 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 7), 780 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 1), 781 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 782 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 783 1.1.2.2 alnsn }; 784 1.1.2.2 alnsn 785 1.1.2.3 tls bpfjit_func_t code; 786 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 787 1.1.2.2 alnsn 788 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 789 1.1.2.2 alnsn 790 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 791 1.1.2.2 alnsn 792 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 793 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 794 1.1.2.2 alnsn 795 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 7); 796 1.1.2.2 alnsn 797 1.1.2.2 alnsn bpfjit_free_code(code); 798 1.1.2.2 alnsn } 799 1.1.2.2 alnsn 800 1.1.2.3 tls ATF_TC(libbpfjit_alu_div2_x); 801 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div2_x, tc) 802 1.1.2.2 alnsn { 803 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 804 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_X with X=2"); 805 1.1.2.2 alnsn } 806 1.1.2.2 alnsn 807 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div2_x, tc) 808 1.1.2.2 alnsn { 809 1.1.2.2 alnsn static struct bpf_insn insns[] = { 810 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 7), 811 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 2), 812 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 813 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 814 1.1.2.2 alnsn }; 815 1.1.2.2 alnsn 816 1.1.2.3 tls bpfjit_func_t code; 817 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 818 1.1.2.2 alnsn 819 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 820 1.1.2.2 alnsn 821 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 822 1.1.2.2 alnsn 823 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 824 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 825 1.1.2.2 alnsn 826 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 3); 827 1.1.2.2 alnsn 828 1.1.2.2 alnsn bpfjit_free_code(code); 829 1.1.2.2 alnsn } 830 1.1.2.2 alnsn 831 1.1.2.3 tls ATF_TC(libbpfjit_alu_div4_x); 832 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div4_x, tc) 833 1.1.2.2 alnsn { 834 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 835 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_X with X=4"); 836 1.1.2.2 alnsn } 837 1.1.2.2 alnsn 838 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div4_x, tc) 839 1.1.2.2 alnsn { 840 1.1.2.2 alnsn static struct bpf_insn insns[] = { 841 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0xffffffff)), 842 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 4), 843 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 844 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 845 1.1.2.2 alnsn }; 846 1.1.2.2 alnsn 847 1.1.2.3 tls bpfjit_func_t code; 848 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 849 1.1.2.2 alnsn 850 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 851 1.1.2.2 alnsn 852 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 853 1.1.2.2 alnsn 854 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 855 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 856 1.1.2.2 alnsn 857 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(0x3fffffff)); 858 1.1.2.2 alnsn 859 1.1.2.2 alnsn bpfjit_free_code(code); 860 1.1.2.2 alnsn } 861 1.1.2.2 alnsn 862 1.1.2.3 tls ATF_TC(libbpfjit_alu_div10_x); 863 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div10_x, tc) 864 1.1.2.2 alnsn { 865 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 866 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_X with X=10"); 867 1.1.2.2 alnsn } 868 1.1.2.2 alnsn 869 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div10_x, tc) 870 1.1.2.2 alnsn { 871 1.1.2.2 alnsn static struct bpf_insn insns[] = { 872 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(4294843849)), 873 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 10), 874 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 875 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 876 1.1.2.2 alnsn }; 877 1.1.2.2 alnsn 878 1.1.2.3 tls bpfjit_func_t code; 879 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 880 1.1.2.2 alnsn 881 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 882 1.1.2.2 alnsn 883 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 884 1.1.2.2 alnsn 885 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 886 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 887 1.1.2.2 alnsn 888 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(429484384)); 889 1.1.2.2 alnsn 890 1.1.2.2 alnsn bpfjit_free_code(code); 891 1.1.2.2 alnsn } 892 1.1.2.2 alnsn 893 1.1.2.3 tls ATF_TC(libbpfjit_alu_div10000_x); 894 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div10000_x, tc) 895 1.1.2.2 alnsn { 896 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 897 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_X with X=10000"); 898 1.1.2.2 alnsn } 899 1.1.2.2 alnsn 900 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div10000_x, tc) 901 1.1.2.2 alnsn { 902 1.1.2.2 alnsn static struct bpf_insn insns[] = { 903 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(4294843849)), 904 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 10000), 905 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 906 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 907 1.1.2.2 alnsn }; 908 1.1.2.2 alnsn 909 1.1.2.3 tls bpfjit_func_t code; 910 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 911 1.1.2.2 alnsn 912 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 913 1.1.2.2 alnsn 914 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 915 1.1.2.2 alnsn 916 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 917 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 918 1.1.2.2 alnsn 919 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(429484)); 920 1.1.2.2 alnsn 921 1.1.2.2 alnsn bpfjit_free_code(code); 922 1.1.2.2 alnsn } 923 1.1.2.2 alnsn 924 1.1.2.3 tls ATF_TC(libbpfjit_alu_div7609801_x); 925 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div7609801_x, tc) 926 1.1.2.2 alnsn { 927 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 928 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_X with X=7609801"); 929 1.1.2.2 alnsn } 930 1.1.2.2 alnsn 931 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div7609801_x, tc) 932 1.1.2.2 alnsn { 933 1.1.2.2 alnsn static struct bpf_insn insns[] = { 934 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(4294967295)), 935 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(7609801)), 936 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 937 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 938 1.1.2.2 alnsn }; 939 1.1.2.2 alnsn 940 1.1.2.3 tls bpfjit_func_t code; 941 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 942 1.1.2.2 alnsn 943 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 944 1.1.2.2 alnsn 945 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 946 1.1.2.2 alnsn 947 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 948 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 949 1.1.2.2 alnsn 950 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 564); 951 1.1.2.2 alnsn 952 1.1.2.2 alnsn bpfjit_free_code(code); 953 1.1.2.2 alnsn } 954 1.1.2.2 alnsn 955 1.1.2.3 tls ATF_TC(libbpfjit_alu_div80000000_x); 956 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_div80000000_x, tc) 957 1.1.2.2 alnsn { 958 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 959 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_DIV+BPF_X with X=0x80000000"); 960 1.1.2.2 alnsn } 961 1.1.2.2 alnsn 962 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_div80000000_x, tc) 963 1.1.2.2 alnsn { 964 1.1.2.2 alnsn static struct bpf_insn insns[] = { 965 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_MAX - 33), 966 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0x80000000)), 967 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 968 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 969 1.1.2.2 alnsn }; 970 1.1.2.2 alnsn 971 1.1.2.3 tls bpfjit_func_t code; 972 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 973 1.1.2.2 alnsn 974 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 975 1.1.2.2 alnsn 976 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 977 1.1.2.2 alnsn 978 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 979 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 980 1.1.2.2 alnsn 981 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 982 1.1.2.2 alnsn 983 1.1.2.2 alnsn bpfjit_free_code(code); 984 1.1.2.2 alnsn } 985 1.1.2.2 alnsn 986 1.1.2.3 tls ATF_TC(libbpfjit_alu_and_x); 987 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_and_x, tc) 988 1.1.2.2 alnsn { 989 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 990 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_AND+BPF_X"); 991 1.1.2.2 alnsn } 992 1.1.2.2 alnsn 993 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_and_x, tc) 994 1.1.2.2 alnsn { 995 1.1.2.2 alnsn static struct bpf_insn insns[] = { 996 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdead), 997 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0xbeef), 998 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_AND+BPF_X, 0), 999 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1000 1.1.2.2 alnsn }; 1001 1.1.2.2 alnsn 1002 1.1.2.3 tls bpfjit_func_t code; 1003 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1004 1.1.2.2 alnsn 1005 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1006 1.1.2.2 alnsn 1007 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1008 1.1.2.2 alnsn 1009 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1010 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1011 1.1.2.2 alnsn 1012 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == (0xdead&0xbeef)); 1013 1.1.2.2 alnsn 1014 1.1.2.2 alnsn bpfjit_free_code(code); 1015 1.1.2.2 alnsn } 1016 1.1.2.2 alnsn 1017 1.1.2.3 tls ATF_TC(libbpfjit_alu_or_x); 1018 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_or_x, tc) 1019 1.1.2.2 alnsn { 1020 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1021 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_OR+BPF_X"); 1022 1.1.2.2 alnsn } 1023 1.1.2.2 alnsn 1024 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_or_x, tc) 1025 1.1.2.2 alnsn { 1026 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1027 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdead0000), 1028 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0x0000beef), 1029 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_OR+BPF_X, 0), 1030 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1031 1.1.2.2 alnsn }; 1032 1.1.2.2 alnsn 1033 1.1.2.3 tls bpfjit_func_t code; 1034 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1035 1.1.2.2 alnsn 1036 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1037 1.1.2.2 alnsn 1038 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1039 1.1.2.2 alnsn 1040 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1041 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1042 1.1.2.2 alnsn 1043 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0xdeadbeef); 1044 1.1.2.2 alnsn 1045 1.1.2.2 alnsn bpfjit_free_code(code); 1046 1.1.2.2 alnsn } 1047 1.1.2.2 alnsn 1048 1.1.2.3 tls ATF_TC(libbpfjit_alu_lsh_x); 1049 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_lsh_x, tc) 1050 1.1.2.2 alnsn { 1051 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1052 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_LSH+BPF_X"); 1053 1.1.2.2 alnsn } 1054 1.1.2.2 alnsn 1055 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_lsh_x, tc) 1056 1.1.2.2 alnsn { 1057 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1058 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdeadbeef), 1059 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 16), 1060 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_LSH+BPF_X, 0), 1061 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1062 1.1.2.2 alnsn }; 1063 1.1.2.2 alnsn 1064 1.1.2.3 tls bpfjit_func_t code; 1065 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1066 1.1.2.2 alnsn 1067 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1068 1.1.2.2 alnsn 1069 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1070 1.1.2.2 alnsn 1071 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1072 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1073 1.1.2.2 alnsn 1074 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0xbeef0000); 1075 1.1.2.2 alnsn 1076 1.1.2.2 alnsn bpfjit_free_code(code); 1077 1.1.2.2 alnsn } 1078 1.1.2.2 alnsn 1079 1.1.2.3 tls ATF_TC(libbpfjit_alu_lsh0_x); 1080 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_lsh0_x, tc) 1081 1.1.2.2 alnsn { 1082 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1083 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_LSH+BPF_X with k=0"); 1084 1.1.2.2 alnsn } 1085 1.1.2.2 alnsn 1086 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_lsh0_x, tc) 1087 1.1.2.2 alnsn { 1088 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1089 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdeadbeef), 1090 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0), 1091 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_LSH+BPF_X, 0), 1092 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1093 1.1.2.2 alnsn }; 1094 1.1.2.2 alnsn 1095 1.1.2.3 tls bpfjit_func_t code; 1096 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1097 1.1.2.2 alnsn 1098 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1099 1.1.2.2 alnsn 1100 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1101 1.1.2.2 alnsn 1102 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1103 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1104 1.1.2.2 alnsn 1105 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0xdeadbeef); 1106 1.1.2.2 alnsn 1107 1.1.2.2 alnsn bpfjit_free_code(code); 1108 1.1.2.2 alnsn } 1109 1.1.2.2 alnsn 1110 1.1.2.3 tls ATF_TC(libbpfjit_alu_rsh_x); 1111 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_rsh_x, tc) 1112 1.1.2.2 alnsn { 1113 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1114 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_RSH+BPF_X"); 1115 1.1.2.2 alnsn } 1116 1.1.2.2 alnsn 1117 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_rsh_x, tc) 1118 1.1.2.2 alnsn { 1119 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1120 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdeadbeef), 1121 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 16), 1122 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_RSH+BPF_X, 0), 1123 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1124 1.1.2.2 alnsn }; 1125 1.1.2.2 alnsn 1126 1.1.2.3 tls bpfjit_func_t code; 1127 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1128 1.1.2.2 alnsn 1129 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1130 1.1.2.2 alnsn 1131 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1132 1.1.2.2 alnsn 1133 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1134 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1135 1.1.2.2 alnsn 1136 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0x0000dead); 1137 1.1.2.2 alnsn 1138 1.1.2.2 alnsn bpfjit_free_code(code); 1139 1.1.2.2 alnsn } 1140 1.1.2.2 alnsn 1141 1.1.2.3 tls ATF_TC(libbpfjit_alu_rsh0_x); 1142 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_rsh0_x, tc) 1143 1.1.2.2 alnsn { 1144 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1145 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_RSH+BPF_X with k=0"); 1146 1.1.2.2 alnsn } 1147 1.1.2.2 alnsn 1148 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_rsh0_x, tc) 1149 1.1.2.2 alnsn { 1150 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1151 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 0xdeadbeef), 1152 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0), 1153 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_RSH+BPF_X, 0), 1154 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1155 1.1.2.2 alnsn }; 1156 1.1.2.2 alnsn 1157 1.1.2.3 tls bpfjit_func_t code; 1158 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1159 1.1.2.2 alnsn 1160 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1161 1.1.2.2 alnsn 1162 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1163 1.1.2.2 alnsn 1164 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1165 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1166 1.1.2.2 alnsn 1167 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0xdeadbeef); 1168 1.1.2.2 alnsn 1169 1.1.2.2 alnsn bpfjit_free_code(code); 1170 1.1.2.2 alnsn } 1171 1.1.2.2 alnsn 1172 1.1.2.3 tls ATF_TC(libbpfjit_alu_modulo_x); 1173 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_modulo_x, tc) 1174 1.1.2.2 alnsn { 1175 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1176 1.1.2.2 alnsn "Test JIT compilation of modulo logic of BPF_ALU+BPF_X operations"); 1177 1.1.2.2 alnsn } 1178 1.1.2.2 alnsn 1179 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_modulo_x, tc) 1180 1.1.2.2 alnsn { 1181 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1182 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0x7fffff77)), 1183 1.1.2.2 alnsn 1184 1.1.2.2 alnsn /* (7FFFFF77 * 0FFFFF77) = 07FFFFB2,F0004951 */ 1185 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, UINT32_C(0x0fffff77)), 1186 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_MUL+BPF_X, 0), 1187 1.1.2.2 alnsn 1188 1.1.2.2 alnsn /* 07FFFFB2,F0004951 << 1 = 0FFFFF65,E00092A2 */ 1189 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, 1), 1190 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_LSH+BPF_X, 0), 1191 1.1.2.2 alnsn 1192 1.1.2.2 alnsn /* 0FFFFF65,E00092A2 + DDDDDDDD = 0FFFFF66,BDDE707F */ 1193 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, UINT32_C(0xdddddddd)), 1194 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 1195 1.1.2.2 alnsn 1196 1.1.2.2 alnsn /* 0FFFFF66,BDDE707F - FFFFFFFF = 0FFFFF65,BDDE7080 */ 1197 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, UINT32_C(0xffffffff)), 1198 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_SUB+BPF_X, 0), 1199 1.1.2.2 alnsn 1200 1.1.2.2 alnsn /* 0FFFFF65,BDDE7080 | 0000030C = 0FFFFF65,BDDE738C */ 1201 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, UINT32_C(0x0000030c)), 1202 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_OR+BPF_X, 0), 1203 1.1.2.2 alnsn 1204 1.1.2.2 alnsn /* -0FFFFF65,BDDE738C mod(2^64) = F000009A,42218C74 */ 1205 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_NEG, 0), 1206 1.1.2.2 alnsn 1207 1.1.2.2 alnsn /* F000009A,42218C74 & FFFFFF0F = F000009A,42218C04 */ 1208 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, UINT32_C(0xffffff0f)), 1209 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_AND+BPF_X, 0), 1210 1.1.2.2 alnsn 1211 1.1.2.2 alnsn /* F000009A,42218C74 >> 3 = 1E000013,48443180 */ 1212 1.1.2.2 alnsn /* 00000000,42218C74 >> 3 = 00000000,08443180 */ 1213 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, 3), 1214 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_RSH+BPF_X, 0), 1215 1.1.2.2 alnsn 1216 1.1.2.2 alnsn /* 00000000,08443180 * 7FFFFF77 = 042218BB,93818280 */ 1217 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, UINT32_C(0x7fffff77)), 1218 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_MUL+BPF_X, 0), 1219 1.1.2.2 alnsn 1220 1.1.2.2 alnsn /* 042218BB,93818280 / DEAD = 000004C0,71CBBBC3 */ 1221 1.1.2.2 alnsn /* 00000000,93818280 / DEAD = 00000000,0000A994 */ 1222 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_K, UINT32_C(0xdead)), 1223 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_DIV+BPF_X, 0), 1224 1.1.2.2 alnsn 1225 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1226 1.1.2.2 alnsn }; 1227 1.1.2.2 alnsn 1228 1.1.2.3 tls bpfjit_func_t code; 1229 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1230 1.1.2.2 alnsn 1231 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1232 1.1.2.2 alnsn 1233 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1234 1.1.2.2 alnsn 1235 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1236 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1237 1.1.2.2 alnsn 1238 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) != UINT32_C(0x71cbbbc3)); 1239 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_C(0x0000a994)); 1240 1.1.2.2 alnsn 1241 1.1.2.2 alnsn 1242 1.1.2.2 alnsn bpfjit_free_code(code); 1243 1.1.2.2 alnsn } 1244 1.1.2.2 alnsn 1245 1.1.2.3 tls ATF_TC(libbpfjit_alu_neg); 1246 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_alu_neg, tc) 1247 1.1.2.2 alnsn { 1248 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1249 1.1.2.2 alnsn "Test JIT compilation of BPF_ALU+BPF_NEG"); 1250 1.1.2.2 alnsn } 1251 1.1.2.2 alnsn 1252 1.1.2.3 tls ATF_TC_BODY(libbpfjit_alu_neg, tc) 1253 1.1.2.2 alnsn { 1254 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1255 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 777), 1256 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_NEG, 0), 1257 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1258 1.1.2.2 alnsn }; 1259 1.1.2.2 alnsn 1260 1.1.2.3 tls bpfjit_func_t code; 1261 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1262 1.1.2.2 alnsn 1263 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1264 1.1.2.2 alnsn 1265 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1266 1.1.2.2 alnsn 1267 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1268 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1269 1.1.2.2 alnsn 1270 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0u-777u); 1271 1.1.2.2 alnsn 1272 1.1.2.2 alnsn bpfjit_free_code(code); 1273 1.1.2.2 alnsn } 1274 1.1.2.2 alnsn 1275 1.1.2.3 tls ATF_TC(libbpfjit_jmp_ja); 1276 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_ja, tc) 1277 1.1.2.2 alnsn { 1278 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1279 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JA"); 1280 1.1.2.2 alnsn } 1281 1.1.2.2 alnsn 1282 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_ja, tc) 1283 1.1.2.2 alnsn { 1284 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1285 1.1.2.2 alnsn BPF_STMT(BPF_JMP+BPF_JA, 1), 1286 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1287 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 1288 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1289 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1290 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1291 1.1.2.2 alnsn }; 1292 1.1.2.2 alnsn 1293 1.1.2.3 tls bpfjit_func_t code; 1294 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1295 1.1.2.2 alnsn 1296 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1297 1.1.2.2 alnsn 1298 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1299 1.1.2.2 alnsn 1300 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1301 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1302 1.1.2.2 alnsn 1303 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX); 1304 1.1.2.2 alnsn 1305 1.1.2.2 alnsn bpfjit_free_code(code); 1306 1.1.2.2 alnsn } 1307 1.1.2.2 alnsn 1308 1.1.2.3 tls ATF_TC(libbpfjit_jmp_jgt_k); 1309 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_jgt_k, tc) 1310 1.1.2.2 alnsn { 1311 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1312 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JGT+BPF_K"); 1313 1.1.2.2 alnsn } 1314 1.1.2.2 alnsn 1315 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_jgt_k, tc) 1316 1.1.2.2 alnsn { 1317 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1318 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 1319 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, 7, 0, 1), 1320 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1321 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, 2, 2, 0), 1322 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, 9, 0, 0), 1323 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1324 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, 4, 1, 1), 1325 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1326 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, 6, 2, 3), 1327 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1328 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1329 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1330 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, 5, 3, 1), 1331 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1332 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, 0, 0, 0), 1333 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 1334 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 8) 1335 1.1.2.2 alnsn }; 1336 1.1.2.2 alnsn 1337 1.1.2.3 tls bpfjit_func_t code; 1338 1.1.2.2 alnsn uint8_t pkt[8]; /* the program doesn't read any data */ 1339 1.1.2.2 alnsn 1340 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1341 1.1.2.2 alnsn 1342 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1343 1.1.2.2 alnsn 1344 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1345 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1346 1.1.2.2 alnsn 1347 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 1348 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 1); 1349 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 7); 1350 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 7); 1351 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 7); 1352 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 8); 1353 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 5); 1354 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 1355 1.1.2.2 alnsn 1356 1.1.2.2 alnsn bpfjit_free_code(code); 1357 1.1.2.2 alnsn } 1358 1.1.2.2 alnsn 1359 1.1.2.3 tls ATF_TC(libbpfjit_jmp_jge_k); 1360 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_jge_k, tc) 1361 1.1.2.2 alnsn { 1362 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1363 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JGE+BPF_K"); 1364 1.1.2.2 alnsn } 1365 1.1.2.2 alnsn 1366 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_jge_k, tc) 1367 1.1.2.2 alnsn { 1368 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1369 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 1370 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, 8, 0, 1), 1371 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1372 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, 3, 2, 0), 1373 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, 9, 0, 0), 1374 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1375 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, 5, 1, 1), 1376 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1377 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, 7, 2, 3), 1378 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1379 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1380 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1381 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, 6, 3, 1), 1382 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1383 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, 1, 0, 0), 1384 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 1385 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 8) 1386 1.1.2.2 alnsn }; 1387 1.1.2.2 alnsn 1388 1.1.2.3 tls bpfjit_func_t code; 1389 1.1.2.2 alnsn uint8_t pkt[8]; /* the program doesn't read any data */ 1390 1.1.2.2 alnsn 1391 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1392 1.1.2.2 alnsn 1393 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1394 1.1.2.2 alnsn 1395 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1396 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1397 1.1.2.2 alnsn 1398 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 1399 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 1); 1400 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 7); 1401 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 7); 1402 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 7); 1403 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 8); 1404 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 5); 1405 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 1406 1.1.2.2 alnsn 1407 1.1.2.2 alnsn bpfjit_free_code(code); 1408 1.1.2.2 alnsn } 1409 1.1.2.2 alnsn 1410 1.1.2.3 tls ATF_TC(libbpfjit_jmp_jeq_k); 1411 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_jeq_k, tc) 1412 1.1.2.2 alnsn { 1413 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1414 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JEQ+BPF_K"); 1415 1.1.2.2 alnsn } 1416 1.1.2.2 alnsn 1417 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_jeq_k, tc) 1418 1.1.2.2 alnsn { 1419 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1420 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 1421 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 8, 0, 1), 1422 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1423 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 3, 1, 0), 1424 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 9, 1, 1), 1425 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1426 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 5, 1, 1), 1427 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1428 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 7, 2, 3), 1429 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1430 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1431 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1432 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 6, 3, 1), 1433 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1434 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 1, 0, 0), 1435 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 1436 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 8) 1437 1.1.2.2 alnsn }; 1438 1.1.2.2 alnsn 1439 1.1.2.3 tls bpfjit_func_t code; 1440 1.1.2.2 alnsn uint8_t pkt[8]; /* the program doesn't read any data */ 1441 1.1.2.2 alnsn 1442 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1443 1.1.2.2 alnsn 1444 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1445 1.1.2.2 alnsn 1446 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1447 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1448 1.1.2.2 alnsn 1449 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 7); 1450 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 7); 1451 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 1); 1452 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 7); 1453 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 7); 1454 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 8); 1455 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 5); 1456 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 1457 1.1.2.2 alnsn 1458 1.1.2.2 alnsn bpfjit_free_code(code); 1459 1.1.2.2 alnsn } 1460 1.1.2.2 alnsn 1461 1.1.2.3 tls ATF_TC(libbpfjit_jmp_jset_k); 1462 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_jset_k, tc) 1463 1.1.2.2 alnsn { 1464 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1465 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JSET+BPF_K"); 1466 1.1.2.2 alnsn } 1467 1.1.2.2 alnsn 1468 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_jset_k, tc) 1469 1.1.2.2 alnsn { 1470 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1471 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 1472 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_K, 8, 0, 1), 1473 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1474 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_K, 4, 2, 0), 1475 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_K, 3, 0, 0), 1476 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1477 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_K, 2, 1, 1), 1478 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1479 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_K, 1, 2, 3), 1480 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1481 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1482 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1483 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_K, 2, 3, 1), 1484 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1485 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_K, 7, 0, 0), 1486 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 1487 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 8) 1488 1.1.2.2 alnsn }; 1489 1.1.2.2 alnsn 1490 1.1.2.3 tls bpfjit_func_t code; 1491 1.1.2.2 alnsn uint8_t pkt[8]; /* the program doesn't read any data */ 1492 1.1.2.2 alnsn 1493 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1494 1.1.2.2 alnsn 1495 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1496 1.1.2.2 alnsn 1497 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1498 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1499 1.1.2.2 alnsn 1500 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 1501 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 1); 1502 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 1); 1503 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 7); 1504 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 5); 1505 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 8); 1506 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 5); 1507 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 1508 1.1.2.2 alnsn 1509 1.1.2.2 alnsn bpfjit_free_code(code); 1510 1.1.2.2 alnsn } 1511 1.1.2.2 alnsn 1512 1.1.2.3 tls ATF_TC(libbpfjit_jmp_modulo_k); 1513 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_modulo_k, tc) 1514 1.1.2.2 alnsn { 1515 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1516 1.1.2.2 alnsn "Test JIT compilation of modulo logic of BPF_JMP+BPF_K operations"); 1517 1.1.2.2 alnsn } 1518 1.1.2.2 alnsn 1519 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_modulo_k, tc) 1520 1.1.2.2 alnsn { 1521 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1522 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0x7fffff77)), 1523 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_LSH+BPF_K, 4), 1524 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, UINT32_C(0xfffff770), 1, 0), 1525 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1526 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, UINT32_C(0xfffff770), 0, 1), 1527 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1528 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, UINT32_C(0xfffff771), 0, 1), 1529 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1530 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, UINT32_C(0xfffff770), 0, 3), 1531 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, UINT32_C(0xfffff770), 2, 0), 1532 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, UINT32_C(0xfffff771), 1, 0), 1533 1.1.2.2 alnsn BPF_STMT(BPF_JMP+BPF_JA, 1), 1534 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1535 1.1.2.2 alnsn 1536 1.1.2.2 alnsn /* FFFFF770+FFFFF770 = 00000001,FFFFEEE0 */ 1537 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, UINT32_C(0xfffff770)), 1538 1.1.2.2 alnsn 1539 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, UINT32_C(0xffffeee0), 1, 0), 1540 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1541 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, UINT32_C(0xffffeee0), 0, 1), 1542 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1543 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, UINT32_C(0xffffeee1), 0, 1), 1544 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1545 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, UINT32_C(0xffffeee0), 0, 3), 1546 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, UINT32_C(0xffffeee0), 2, 0), 1547 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, UINT32_C(0xffffeee1), 1, 0), 1548 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 1549 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7) 1550 1.1.2.2 alnsn }; 1551 1.1.2.2 alnsn 1552 1.1.2.3 tls bpfjit_func_t code; 1553 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1554 1.1.2.2 alnsn 1555 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1556 1.1.2.2 alnsn 1557 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1558 1.1.2.2 alnsn 1559 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1560 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1561 1.1.2.2 alnsn 1562 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX); 1563 1.1.2.2 alnsn 1564 1.1.2.2 alnsn bpfjit_free_code(code); 1565 1.1.2.2 alnsn } 1566 1.1.2.2 alnsn 1567 1.1.2.3 tls ATF_TC(libbpfjit_jmp_jgt_x); 1568 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_jgt_x, tc) 1569 1.1.2.2 alnsn { 1570 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1571 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JGT+BPF_X"); 1572 1.1.2.2 alnsn } 1573 1.1.2.2 alnsn 1574 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_jgt_x, tc) 1575 1.1.2.2 alnsn { 1576 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1577 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 1578 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 7), 1579 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 0, 1), 1580 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1581 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 2), 1582 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 3, 0), 1583 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 9), 1584 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 0, 0), 1585 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1586 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 4), 1587 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 1, 1), 1588 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1589 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 6), 1590 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 2, 3), 1591 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1592 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1593 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1594 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 5), 1595 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 4, 1), 1596 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1597 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0), 1598 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 0, 0), 1599 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 1600 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 8) 1601 1.1.2.2 alnsn }; 1602 1.1.2.2 alnsn 1603 1.1.2.3 tls bpfjit_func_t code; 1604 1.1.2.2 alnsn uint8_t pkt[8]; /* the program doesn't read any data */ 1605 1.1.2.2 alnsn 1606 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1607 1.1.2.2 alnsn 1608 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1609 1.1.2.2 alnsn 1610 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1611 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1612 1.1.2.2 alnsn 1613 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 1614 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 1); 1615 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 7); 1616 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 7); 1617 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 7); 1618 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 8); 1619 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 5); 1620 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 1621 1.1.2.2 alnsn 1622 1.1.2.2 alnsn bpfjit_free_code(code); 1623 1.1.2.2 alnsn } 1624 1.1.2.2 alnsn 1625 1.1.2.3 tls ATF_TC(libbpfjit_jmp_jge_x); 1626 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_jge_x, tc) 1627 1.1.2.2 alnsn { 1628 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1629 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JGE+BPF_X"); 1630 1.1.2.2 alnsn } 1631 1.1.2.2 alnsn 1632 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_jge_x, tc) 1633 1.1.2.2 alnsn { 1634 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1635 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 1636 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 8), 1637 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 0, 1), 1638 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1639 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 3), 1640 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 3, 0), 1641 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 9), 1642 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 0, 0), 1643 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1644 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 5), 1645 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 1, 1), 1646 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1647 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 7), 1648 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 2, 3), 1649 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1650 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1651 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1652 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 6), 1653 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 4, 1), 1654 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1655 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 1), 1656 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 0, 0), 1657 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 1658 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 8) 1659 1.1.2.2 alnsn }; 1660 1.1.2.2 alnsn 1661 1.1.2.3 tls bpfjit_func_t code; 1662 1.1.2.2 alnsn uint8_t pkt[8]; /* the program doesn't read any data */ 1663 1.1.2.2 alnsn 1664 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1665 1.1.2.2 alnsn 1666 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1667 1.1.2.2 alnsn 1668 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1669 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1670 1.1.2.2 alnsn 1671 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 1672 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 1); 1673 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 7); 1674 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 7); 1675 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 7); 1676 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 8); 1677 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 5); 1678 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 1679 1.1.2.2 alnsn 1680 1.1.2.2 alnsn bpfjit_free_code(code); 1681 1.1.2.2 alnsn } 1682 1.1.2.2 alnsn 1683 1.1.2.3 tls ATF_TC(libbpfjit_jmp_jeq_x); 1684 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_jeq_x, tc) 1685 1.1.2.2 alnsn { 1686 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1687 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JEQ+BPF_X"); 1688 1.1.2.2 alnsn } 1689 1.1.2.2 alnsn 1690 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_jeq_x, tc) 1691 1.1.2.2 alnsn { 1692 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1693 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 1694 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 8), 1695 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 0, 1), 1696 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1697 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 3), 1698 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 2, 0), 1699 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 9), 1700 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 1, 1), 1701 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1702 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 5), 1703 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 1, 1), 1704 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1705 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 7), 1706 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 2, 3), 1707 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1708 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1709 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1710 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 6), 1711 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 3, 1), 1712 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1713 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 1, 0, 0), 1714 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 1715 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 8) 1716 1.1.2.2 alnsn }; 1717 1.1.2.2 alnsn 1718 1.1.2.3 tls bpfjit_func_t code; 1719 1.1.2.2 alnsn uint8_t pkt[8]; /* the program doesn't read any data */ 1720 1.1.2.2 alnsn 1721 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1722 1.1.2.2 alnsn 1723 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1724 1.1.2.2 alnsn 1725 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1726 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1727 1.1.2.2 alnsn 1728 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 7); 1729 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 7); 1730 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 1); 1731 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 7); 1732 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 7); 1733 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 8); 1734 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 5); 1735 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 1736 1.1.2.2 alnsn 1737 1.1.2.2 alnsn bpfjit_free_code(code); 1738 1.1.2.2 alnsn } 1739 1.1.2.2 alnsn 1740 1.1.2.3 tls ATF_TC(libbpfjit_jmp_jset_x); 1741 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_jset_x, tc) 1742 1.1.2.2 alnsn { 1743 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1744 1.1.2.2 alnsn "Test JIT compilation of BPF_JMP+BPF_JSET+BPF_X"); 1745 1.1.2.2 alnsn } 1746 1.1.2.2 alnsn 1747 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_jset_x, tc) 1748 1.1.2.2 alnsn { 1749 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1750 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 1751 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 8), 1752 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_X, 0, 0, 1), 1753 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1754 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 4), 1755 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_X, 0, 2, 0), 1756 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_X, 3, 0, 0), 1757 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1758 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 2), 1759 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_X, 0, 1, 1), 1760 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1761 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 1), 1762 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_X, 0, 2, 3), 1763 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1764 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1765 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1766 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 2), 1767 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_X, 0, 4, 1), 1768 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1769 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 7), 1770 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JSET+BPF_X, 0, 0, 0), 1771 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 1772 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 8) 1773 1.1.2.2 alnsn }; 1774 1.1.2.2 alnsn 1775 1.1.2.3 tls bpfjit_func_t code; 1776 1.1.2.2 alnsn uint8_t pkt[8]; /* the program doesn't read any data */ 1777 1.1.2.2 alnsn 1778 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1779 1.1.2.2 alnsn 1780 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1781 1.1.2.2 alnsn 1782 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1783 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1784 1.1.2.2 alnsn 1785 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 1786 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 1); 1787 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 1); 1788 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 7); 1789 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 5); 1790 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 8); 1791 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 5); 1792 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 1793 1.1.2.2 alnsn 1794 1.1.2.2 alnsn bpfjit_free_code(code); 1795 1.1.2.2 alnsn } 1796 1.1.2.2 alnsn 1797 1.1.2.3 tls ATF_TC(libbpfjit_jmp_modulo_x); 1798 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_jmp_modulo_x, tc) 1799 1.1.2.2 alnsn { 1800 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1801 1.1.2.2 alnsn "Test JIT compilation of modulo logic of BPF_JMP+BPF_X operations"); 1802 1.1.2.2 alnsn } 1803 1.1.2.2 alnsn 1804 1.1.2.3 tls ATF_TC_BODY(libbpfjit_jmp_modulo_x, tc) 1805 1.1.2.2 alnsn { 1806 1.1.2.2 alnsn static struct bpf_insn insns[] = { 1807 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_C(0x7fffff77)), 1808 1.1.2.2 alnsn /* FFFFF770 << 4 = FFFFF770 */ 1809 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_LSH+BPF_K, 4), 1810 1.1.2.2 alnsn 1811 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0xfffff770)), 1812 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 1, 0), 1813 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 1814 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 0, 1), 1815 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1), 1816 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0xfffff771)), 1817 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 0, 1), 1818 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 2), 1819 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0xfffff770)), 1820 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 0, 4), 1821 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 3, 0), 1822 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0xfffff771)), 1823 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 1, 0), 1824 1.1.2.2 alnsn BPF_STMT(BPF_JMP+BPF_JA, 1), 1825 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 3), 1826 1.1.2.2 alnsn 1827 1.1.2.2 alnsn /* FFFFF770+FFFFF770 = 00000001,FFFFEEE0 */ 1828 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, UINT32_C(0xfffff770)), 1829 1.1.2.2 alnsn 1830 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0xffffeee0)), 1831 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 1, 0), 1832 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 4), 1833 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 0, 1), 1834 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 5), 1835 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0xffffeee1)), 1836 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 0, 1), 1837 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 6), 1838 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0xffffeee0)), 1839 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 0, 4), 1840 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGT+BPF_X, 0, 3, 0), 1841 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_C(0xffffeee1)), 1842 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JGE+BPF_X, 0, 1, 0), 1843 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 1844 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7) 1845 1.1.2.2 alnsn }; 1846 1.1.2.2 alnsn 1847 1.1.2.3 tls bpfjit_func_t code; 1848 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 1849 1.1.2.2 alnsn 1850 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 1851 1.1.2.2 alnsn 1852 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 1853 1.1.2.2 alnsn 1854 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 1855 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1856 1.1.2.2 alnsn 1857 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX); 1858 1.1.2.2 alnsn 1859 1.1.2.2 alnsn bpfjit_free_code(code); 1860 1.1.2.2 alnsn } 1861 1.1.2.2 alnsn 1862 1.1.2.3 tls ATF_TC(libbpfjit_ld_abs); 1863 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ld_abs, tc) 1864 1.1.2.2 alnsn { 1865 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1866 1.1.2.2 alnsn "Test JIT compilation of BPF_LD+BPF_ABS"); 1867 1.1.2.2 alnsn } 1868 1.1.2.2 alnsn 1869 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ld_abs, tc) 1870 1.1.2.2 alnsn { 1871 1.1.2.2 alnsn static struct bpf_insn insns[3][2] = { 1872 1.1.2.2 alnsn { 1873 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 5), 1874 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1875 1.1.2.2 alnsn }, 1876 1.1.2.2 alnsn { 1877 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 5), 1878 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1879 1.1.2.2 alnsn }, 1880 1.1.2.2 alnsn { 1881 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 5), 1882 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 1883 1.1.2.2 alnsn } 1884 1.1.2.2 alnsn }; 1885 1.1.2.2 alnsn 1886 1.1.2.2 alnsn static size_t lengths[3] = { 1, 2, 4 }; 1887 1.1.2.2 alnsn static unsigned int expected[3] = { 0xde, 0xdead, 0xdeadbeef }; 1888 1.1.2.2 alnsn 1889 1.1.2.2 alnsn size_t i, l; 1890 1.1.2.2 alnsn uint8_t *pkt = deadbeef_at_5; 1891 1.1.2.2 alnsn size_t pktsize = sizeof(deadbeef_at_5); 1892 1.1.2.2 alnsn 1893 1.1.2.2 alnsn size_t insn_count = sizeof(insns[0]) / sizeof(insns[0][0]); 1894 1.1.2.2 alnsn 1895 1.1.2.2 alnsn for (i = 0; i < 3; i++) { 1896 1.1.2.3 tls bpfjit_func_t code; 1897 1.1.2.2 alnsn 1898 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns[i], insn_count)); 1899 1.1.2.2 alnsn 1900 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns[i], insn_count); 1901 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 1902 1.1.2.2 alnsn 1903 1.1.2.3 tls for (l = 1; l < 5 + lengths[i]; l++) { 1904 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, l, l) == 0); 1905 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, pktsize, l) == 0); 1906 1.1.2.2 alnsn } 1907 1.1.2.2 alnsn 1908 1.1.2.2 alnsn l = 5 + lengths[i]; 1909 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, l, l) == expected[i]); 1910 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, pktsize, l) == expected[i]); 1911 1.1.2.2 alnsn 1912 1.1.2.2 alnsn l = pktsize; 1913 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, l, l) == expected[i]); 1914 1.1.2.2 alnsn 1915 1.1.2.2 alnsn bpfjit_free_code(code); 1916 1.1.2.2 alnsn } 1917 1.1.2.2 alnsn } 1918 1.1.2.2 alnsn 1919 1.1.2.3 tls ATF_TC(libbpfjit_ld_abs_k_overflow); 1920 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ld_abs_k_overflow, tc) 1921 1.1.2.2 alnsn { 1922 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 1923 1.1.2.2 alnsn "Test JIT compilation of BPF_LD+BPF_ABS with overflow in k+4"); 1924 1.1.2.2 alnsn } 1925 1.1.2.2 alnsn 1926 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ld_abs_k_overflow, tc) 1927 1.1.2.2 alnsn { 1928 1.1.2.2 alnsn static struct bpf_insn insns[12][3] = { 1929 1.1.2.2 alnsn { 1930 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_ABS, UINT32_MAX), 1931 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1932 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1933 1.1.2.2 alnsn }, 1934 1.1.2.2 alnsn { 1935 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_ABS, UINT32_MAX - 1), 1936 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1937 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1938 1.1.2.2 alnsn }, 1939 1.1.2.2 alnsn { 1940 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, UINT32_MAX), 1941 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1942 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1943 1.1.2.2 alnsn }, 1944 1.1.2.2 alnsn { 1945 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, UINT32_MAX - 1), 1946 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1947 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1948 1.1.2.2 alnsn }, 1949 1.1.2.2 alnsn { 1950 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, UINT32_MAX - 2), 1951 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1952 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1953 1.1.2.2 alnsn }, 1954 1.1.2.2 alnsn { 1955 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, UINT32_MAX - 3), 1956 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1957 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1958 1.1.2.2 alnsn }, 1959 1.1.2.2 alnsn { 1960 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1961 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_ABS, UINT32_MAX), 1962 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1963 1.1.2.2 alnsn }, 1964 1.1.2.2 alnsn { 1965 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1966 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_ABS, UINT32_MAX - 1), 1967 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1968 1.1.2.2 alnsn }, 1969 1.1.2.2 alnsn { 1970 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1971 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, UINT32_MAX), 1972 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1973 1.1.2.2 alnsn }, 1974 1.1.2.2 alnsn { 1975 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1976 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, UINT32_MAX - 1), 1977 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1978 1.1.2.2 alnsn }, 1979 1.1.2.2 alnsn { 1980 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1981 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, UINT32_MAX - 2), 1982 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1983 1.1.2.2 alnsn }, 1984 1.1.2.2 alnsn { 1985 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 1986 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, UINT32_MAX - 3), 1987 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 1988 1.1.2.2 alnsn } 1989 1.1.2.2 alnsn }; 1990 1.1.2.2 alnsn 1991 1.1.2.2 alnsn int i; 1992 1.1.2.2 alnsn uint8_t pkt[8] = { 0 }; 1993 1.1.2.2 alnsn 1994 1.1.2.2 alnsn size_t insn_count = sizeof(insns[0]) / sizeof(insns[0][0]); 1995 1.1.2.2 alnsn 1996 1.1.2.2 alnsn for (i = 0; i < 3; i++) { 1997 1.1.2.3 tls bpfjit_func_t code; 1998 1.1.2.2 alnsn 1999 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns[i], insn_count)); 2000 1.1.2.2 alnsn 2001 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns[i], insn_count); 2002 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2003 1.1.2.2 alnsn 2004 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 2005 1.1.2.2 alnsn 2006 1.1.2.2 alnsn bpfjit_free_code(code); 2007 1.1.2.2 alnsn } 2008 1.1.2.2 alnsn } 2009 1.1.2.2 alnsn 2010 1.1.2.3 tls ATF_TC(libbpfjit_ld_ind); 2011 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ld_ind, tc) 2012 1.1.2.2 alnsn { 2013 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2014 1.1.2.2 alnsn "Test JIT compilation of BPF_LD+BPF_IND"); 2015 1.1.2.2 alnsn } 2016 1.1.2.2 alnsn 2017 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ld_ind, tc) 2018 1.1.2.2 alnsn { 2019 1.1.2.2 alnsn static struct bpf_insn insns[6][3] = { 2020 1.1.2.2 alnsn { 2021 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 3), 2022 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_IND, 2), 2023 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2024 1.1.2.2 alnsn }, 2025 1.1.2.2 alnsn { 2026 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 3), 2027 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 2), 2028 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2029 1.1.2.2 alnsn }, 2030 1.1.2.2 alnsn { 2031 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 3), 2032 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 2), 2033 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2034 1.1.2.2 alnsn }, 2035 1.1.2.2 alnsn { 2036 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 5), 2037 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_IND, 0), 2038 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2039 1.1.2.2 alnsn }, 2040 1.1.2.2 alnsn { 2041 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 5), 2042 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 0), 2043 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2044 1.1.2.2 alnsn }, 2045 1.1.2.2 alnsn { 2046 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 5), 2047 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 0), 2048 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2049 1.1.2.2 alnsn } 2050 1.1.2.2 alnsn }; 2051 1.1.2.2 alnsn 2052 1.1.2.2 alnsn static size_t lengths[6] = { 1, 2, 4, 1, 2, 4 }; 2053 1.1.2.2 alnsn 2054 1.1.2.2 alnsn static unsigned int expected[6] = { 2055 1.1.2.2 alnsn 0xde, 0xdead, 0xdeadbeef, 2056 1.1.2.2 alnsn 0xde, 0xdead, 0xdeadbeef 2057 1.1.2.2 alnsn }; 2058 1.1.2.2 alnsn 2059 1.1.2.2 alnsn size_t i, l; 2060 1.1.2.2 alnsn uint8_t *pkt = deadbeef_at_5; 2061 1.1.2.2 alnsn size_t pktsize = sizeof(deadbeef_at_5); 2062 1.1.2.2 alnsn 2063 1.1.2.2 alnsn size_t insn_count = sizeof(insns[0]) / sizeof(insns[0][0]); 2064 1.1.2.2 alnsn 2065 1.1.2.2 alnsn for (i = 0; i < 3; i++) { 2066 1.1.2.3 tls bpfjit_func_t code; 2067 1.1.2.2 alnsn 2068 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns[i], insn_count)); 2069 1.1.2.2 alnsn 2070 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns[i], insn_count); 2071 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2072 1.1.2.2 alnsn 2073 1.1.2.3 tls for (l = 1; l < 5 + lengths[i]; l++) { 2074 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, l, l) == 0); 2075 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, pktsize, l) == 0); 2076 1.1.2.2 alnsn } 2077 1.1.2.2 alnsn 2078 1.1.2.2 alnsn l = 5 + lengths[i]; 2079 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, l, l) == expected[i]); 2080 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, pktsize, l) == expected[i]); 2081 1.1.2.2 alnsn 2082 1.1.2.2 alnsn l = pktsize; 2083 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, l, l) == expected[i]); 2084 1.1.2.2 alnsn 2085 1.1.2.2 alnsn bpfjit_free_code(code); 2086 1.1.2.2 alnsn } 2087 1.1.2.2 alnsn } 2088 1.1.2.2 alnsn 2089 1.1.2.3 tls ATF_TC(libbpfjit_ld_ind_k_overflow); 2090 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ld_ind_k_overflow, tc) 2091 1.1.2.2 alnsn { 2092 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2093 1.1.2.2 alnsn "Test JIT compilation of BPF_LD+BPF_IND with overflow in k+4"); 2094 1.1.2.2 alnsn } 2095 1.1.2.2 alnsn 2096 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ld_ind_k_overflow, tc) 2097 1.1.2.2 alnsn { 2098 1.1.2.2 alnsn static struct bpf_insn insns[12][3] = { 2099 1.1.2.2 alnsn { 2100 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, UINT32_MAX), 2101 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2102 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2103 1.1.2.2 alnsn }, 2104 1.1.2.2 alnsn { 2105 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, UINT32_MAX - 1), 2106 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2107 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2108 1.1.2.2 alnsn }, 2109 1.1.2.2 alnsn { 2110 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, UINT32_MAX), 2111 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2112 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2113 1.1.2.2 alnsn }, 2114 1.1.2.2 alnsn { 2115 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, UINT32_MAX - 1), 2116 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2117 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2118 1.1.2.2 alnsn }, 2119 1.1.2.2 alnsn { 2120 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, UINT32_MAX - 2), 2121 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2122 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2123 1.1.2.2 alnsn }, 2124 1.1.2.2 alnsn { 2125 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, UINT32_MAX - 3), 2126 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2127 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2128 1.1.2.2 alnsn }, 2129 1.1.2.2 alnsn { 2130 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2131 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, UINT32_MAX), 2132 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2133 1.1.2.2 alnsn }, 2134 1.1.2.2 alnsn { 2135 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2136 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, UINT32_MAX - 1), 2137 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2138 1.1.2.2 alnsn }, 2139 1.1.2.2 alnsn { 2140 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2141 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, UINT32_MAX), 2142 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2143 1.1.2.2 alnsn }, 2144 1.1.2.2 alnsn { 2145 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2146 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, UINT32_MAX - 1), 2147 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2148 1.1.2.2 alnsn }, 2149 1.1.2.2 alnsn { 2150 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2151 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, UINT32_MAX - 2), 2152 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2153 1.1.2.2 alnsn }, 2154 1.1.2.2 alnsn { 2155 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 7), 2156 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, UINT32_MAX - 3), 2157 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 1) 2158 1.1.2.2 alnsn } 2159 1.1.2.2 alnsn }; 2160 1.1.2.2 alnsn 2161 1.1.2.2 alnsn int i; 2162 1.1.2.2 alnsn uint8_t pkt[8] = { 0 }; 2163 1.1.2.2 alnsn 2164 1.1.2.2 alnsn size_t insn_count = sizeof(insns[0]) / sizeof(insns[0][0]); 2165 1.1.2.2 alnsn 2166 1.1.2.2 alnsn for (i = 0; i < 3; i++) { 2167 1.1.2.3 tls bpfjit_func_t code; 2168 1.1.2.2 alnsn 2169 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns[i], insn_count)); 2170 1.1.2.2 alnsn 2171 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns[i], insn_count); 2172 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2173 1.1.2.2 alnsn 2174 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 2175 1.1.2.2 alnsn 2176 1.1.2.2 alnsn bpfjit_free_code(code); 2177 1.1.2.2 alnsn } 2178 1.1.2.2 alnsn } 2179 1.1.2.2 alnsn 2180 1.1.2.3 tls ATF_TC(libbpfjit_ld_ind_x_overflow1); 2181 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ld_ind_x_overflow1, tc) 2182 1.1.2.2 alnsn { 2183 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2184 1.1.2.2 alnsn "Test JIT compilation of BPF_LD+BPF_IND with overflow in X+4"); 2185 1.1.2.2 alnsn } 2186 1.1.2.2 alnsn 2187 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ld_ind_x_overflow1, tc) 2188 1.1.2.2 alnsn { 2189 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2190 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_LEN, 0), 2191 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, UINT32_C(0xffffffff)), 2192 1.1.2.2 alnsn BPF_STMT(BPF_MISC+BPF_TAX, 0), 2193 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_IND, 0), 2194 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2195 1.1.2.2 alnsn }; 2196 1.1.2.2 alnsn 2197 1.1.2.2 alnsn size_t i; 2198 1.1.2.3 tls bpfjit_func_t code; 2199 1.1.2.2 alnsn uint8_t pkt[8] = { 10, 20, 30, 40, 50, 60, 70, 80 }; 2200 1.1.2.2 alnsn 2201 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2202 1.1.2.2 alnsn 2203 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2204 1.1.2.2 alnsn 2205 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2206 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2207 1.1.2.2 alnsn 2208 1.1.2.2 alnsn for (i = 1; i <= sizeof(pkt); i++) { 2209 1.1.2.2 alnsn ATF_CHECK(bpf_filter(insns, pkt, i, i) == 10 * i); 2210 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, i, i) == 10 * i); 2211 1.1.2.2 alnsn } 2212 1.1.2.2 alnsn 2213 1.1.2.2 alnsn bpfjit_free_code(code); 2214 1.1.2.2 alnsn } 2215 1.1.2.2 alnsn 2216 1.1.2.3 tls ATF_TC(libbpfjit_ld_ind_x_overflow2); 2217 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ld_ind_x_overflow2, tc) 2218 1.1.2.2 alnsn { 2219 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2220 1.1.2.2 alnsn "Test JIT compilation of BPF_LD+BPF_IND with overflow in X+4"); 2221 1.1.2.2 alnsn } 2222 1.1.2.2 alnsn 2223 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ld_ind_x_overflow2, tc) 2224 1.1.2.2 alnsn { 2225 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2226 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_LEN, 0), 2227 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, UINT32_C(0xffffffff)), 2228 1.1.2.2 alnsn BPF_STMT(BPF_ST, 3), 2229 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_MEM, 3), 2230 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_IND, 0), 2231 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2232 1.1.2.2 alnsn }; 2233 1.1.2.2 alnsn 2234 1.1.2.2 alnsn size_t i; 2235 1.1.2.3 tls bpfjit_func_t code; 2236 1.1.2.2 alnsn uint8_t pkt[8] = { 10, 20, 30, 40, 50, 60, 70, 80 }; 2237 1.1.2.2 alnsn 2238 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2239 1.1.2.2 alnsn 2240 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2241 1.1.2.2 alnsn 2242 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2243 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2244 1.1.2.2 alnsn 2245 1.1.2.2 alnsn for (i = 1; i <= sizeof(pkt); i++) { 2246 1.1.2.2 alnsn ATF_CHECK(bpf_filter(insns, pkt, i, i) == 10 * i); 2247 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, i, i) == 10 * i); 2248 1.1.2.2 alnsn } 2249 1.1.2.2 alnsn 2250 1.1.2.2 alnsn bpfjit_free_code(code); 2251 1.1.2.2 alnsn } 2252 1.1.2.2 alnsn 2253 1.1.2.3 tls ATF_TC(libbpfjit_ld_len); 2254 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ld_len, tc) 2255 1.1.2.2 alnsn { 2256 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2257 1.1.2.2 alnsn "Test JIT compilation of BPF_LD+BPF_W+BPF_LEN"); 2258 1.1.2.2 alnsn } 2259 1.1.2.2 alnsn 2260 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ld_len, tc) 2261 1.1.2.2 alnsn { 2262 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2263 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 2264 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2265 1.1.2.2 alnsn }; 2266 1.1.2.2 alnsn 2267 1.1.2.2 alnsn size_t i; 2268 1.1.2.3 tls bpfjit_func_t code; 2269 1.1.2.2 alnsn uint8_t pkt[32]; /* the program doesn't read any data */ 2270 1.1.2.2 alnsn 2271 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2272 1.1.2.2 alnsn 2273 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2274 1.1.2.2 alnsn 2275 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2276 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2277 1.1.2.2 alnsn 2278 1.1.2.2 alnsn for (i = 0; i < sizeof(pkt); i++) 2279 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, i, 1) == i); 2280 1.1.2.2 alnsn 2281 1.1.2.2 alnsn bpfjit_free_code(code); 2282 1.1.2.2 alnsn } 2283 1.1.2.2 alnsn 2284 1.1.2.3 tls ATF_TC(libbpfjit_ld_imm); 2285 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ld_imm, tc) 2286 1.1.2.2 alnsn { 2287 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2288 1.1.2.2 alnsn "Test JIT compilation of BPF_LD+BPF_IMM"); 2289 1.1.2.2 alnsn } 2290 1.1.2.2 alnsn 2291 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ld_imm, tc) 2292 1.1.2.2 alnsn { 2293 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2294 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, UINT32_MAX), 2295 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2296 1.1.2.2 alnsn }; 2297 1.1.2.2 alnsn 2298 1.1.2.3 tls bpfjit_func_t code; 2299 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 2300 1.1.2.2 alnsn 2301 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2302 1.1.2.2 alnsn 2303 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2304 1.1.2.2 alnsn 2305 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2306 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2307 1.1.2.2 alnsn 2308 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX); 2309 1.1.2.2 alnsn 2310 1.1.2.2 alnsn bpfjit_free_code(code); 2311 1.1.2.2 alnsn } 2312 1.1.2.2 alnsn 2313 1.1.2.3 tls ATF_TC(libbpfjit_ldx_imm1); 2314 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ldx_imm1, tc) 2315 1.1.2.2 alnsn { 2316 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2317 1.1.2.2 alnsn "Test JIT compilation of BPF_LDX+BPF_IMM"); 2318 1.1.2.2 alnsn } 2319 1.1.2.2 alnsn 2320 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ldx_imm1, tc) 2321 1.1.2.2 alnsn { 2322 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2323 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, UINT32_MAX - 5), 2324 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2325 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2326 1.1.2.2 alnsn }; 2327 1.1.2.2 alnsn 2328 1.1.2.3 tls bpfjit_func_t code; 2329 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 2330 1.1.2.2 alnsn 2331 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2332 1.1.2.2 alnsn 2333 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2334 1.1.2.2 alnsn 2335 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2336 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2337 1.1.2.2 alnsn 2338 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX - 5); 2339 1.1.2.2 alnsn 2340 1.1.2.2 alnsn bpfjit_free_code(code); 2341 1.1.2.2 alnsn } 2342 1.1.2.2 alnsn 2343 1.1.2.3 tls ATF_TC(libbpfjit_ldx_imm2); 2344 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ldx_imm2, tc) 2345 1.1.2.2 alnsn { 2346 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2347 1.1.2.2 alnsn "Test JIT compilation of BPF_LDX+BPF_IMM"); 2348 1.1.2.2 alnsn } 2349 1.1.2.2 alnsn 2350 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ldx_imm2, tc) 2351 1.1.2.2 alnsn { 2352 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2353 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 5), 2354 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 5), 2355 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 1, 0), 2356 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 2357 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX) 2358 1.1.2.2 alnsn }; 2359 1.1.2.2 alnsn 2360 1.1.2.3 tls bpfjit_func_t code; 2361 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 2362 1.1.2.2 alnsn 2363 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2364 1.1.2.2 alnsn 2365 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2366 1.1.2.2 alnsn 2367 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2368 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2369 1.1.2.2 alnsn 2370 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX); 2371 1.1.2.2 alnsn 2372 1.1.2.2 alnsn bpfjit_free_code(code); 2373 1.1.2.2 alnsn } 2374 1.1.2.2 alnsn 2375 1.1.2.3 tls ATF_TC(libbpfjit_ldx_len1); 2376 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ldx_len1, tc) 2377 1.1.2.2 alnsn { 2378 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2379 1.1.2.2 alnsn "Test JIT compilation of BPF_LDX+BPF_LEN"); 2380 1.1.2.2 alnsn } 2381 1.1.2.2 alnsn 2382 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ldx_len1, tc) 2383 1.1.2.2 alnsn { 2384 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2385 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_LEN, 0), 2386 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2387 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2388 1.1.2.2 alnsn }; 2389 1.1.2.2 alnsn 2390 1.1.2.2 alnsn size_t i; 2391 1.1.2.3 tls bpfjit_func_t code; 2392 1.1.2.2 alnsn uint8_t pkt[5]; /* the program doesn't read any data */ 2393 1.1.2.2 alnsn 2394 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2395 1.1.2.2 alnsn 2396 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2397 1.1.2.2 alnsn 2398 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2399 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2400 1.1.2.2 alnsn 2401 1.1.2.2 alnsn for (i = 1; i < sizeof(pkt); i++) { 2402 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, i, 1) == i); 2403 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, i + 1, i) == i + 1); 2404 1.1.2.2 alnsn } 2405 1.1.2.2 alnsn 2406 1.1.2.2 alnsn bpfjit_free_code(code); 2407 1.1.2.2 alnsn } 2408 1.1.2.2 alnsn 2409 1.1.2.3 tls ATF_TC(libbpfjit_ldx_len2); 2410 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ldx_len2, tc) 2411 1.1.2.2 alnsn { 2412 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2413 1.1.2.2 alnsn "Test JIT compilation of BPF_LDX+BPF_LEN"); 2414 1.1.2.2 alnsn } 2415 1.1.2.2 alnsn 2416 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ldx_len2, tc) 2417 1.1.2.2 alnsn { 2418 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2419 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_LEN, 0), 2420 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 5), 2421 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_X, 0, 1, 0), 2422 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 7), 2423 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX) 2424 1.1.2.2 alnsn }; 2425 1.1.2.2 alnsn 2426 1.1.2.3 tls bpfjit_func_t code; 2427 1.1.2.2 alnsn uint8_t pkt[5]; /* the program doesn't read any data */ 2428 1.1.2.2 alnsn 2429 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2430 1.1.2.2 alnsn 2431 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2432 1.1.2.2 alnsn 2433 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2434 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2435 1.1.2.2 alnsn 2436 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 1) == UINT32_MAX); 2437 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 5) == 7); 2438 1.1.2.2 alnsn 2439 1.1.2.2 alnsn bpfjit_free_code(code); 2440 1.1.2.2 alnsn } 2441 1.1.2.2 alnsn 2442 1.1.2.3 tls ATF_TC(libbpfjit_ldx_msh); 2443 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_ldx_msh, tc) 2444 1.1.2.2 alnsn { 2445 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2446 1.1.2.2 alnsn "Test JIT compilation of BPF_LDX+BPF_MSH"); 2447 1.1.2.2 alnsn } 2448 1.1.2.2 alnsn 2449 1.1.2.3 tls ATF_TC_BODY(libbpfjit_ldx_msh, tc) 2450 1.1.2.2 alnsn { 2451 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2452 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_B+BPF_MSH, 1), 2453 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2454 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2455 1.1.2.2 alnsn }; 2456 1.1.2.2 alnsn 2457 1.1.2.3 tls bpfjit_func_t code; 2458 1.1.2.2 alnsn uint8_t pkt[2] = { 0, 0x7a }; 2459 1.1.2.2 alnsn 2460 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2461 1.1.2.2 alnsn 2462 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2463 1.1.2.2 alnsn 2464 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2465 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2466 1.1.2.2 alnsn 2467 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 40); 2468 1.1.2.2 alnsn 2469 1.1.2.2 alnsn bpfjit_free_code(code); 2470 1.1.2.2 alnsn } 2471 1.1.2.2 alnsn 2472 1.1.2.3 tls ATF_TC(libbpfjit_misc_tax); 2473 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_misc_tax, tc) 2474 1.1.2.2 alnsn { 2475 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2476 1.1.2.2 alnsn "Test JIT compilation of BPF_MISC+BPF_TAX"); 2477 1.1.2.2 alnsn } 2478 1.1.2.2 alnsn 2479 1.1.2.3 tls ATF_TC_BODY(libbpfjit_misc_tax, tc) 2480 1.1.2.2 alnsn { 2481 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2482 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_IMM, 3), 2483 1.1.2.2 alnsn BPF_STMT(BPF_MISC+BPF_TAX, 0), 2484 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_B+BPF_IND, 2), 2485 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2486 1.1.2.2 alnsn }; 2487 1.1.2.2 alnsn 2488 1.1.2.3 tls bpfjit_func_t code; 2489 1.1.2.2 alnsn uint8_t pkt[] = { 0, 11, 22, 33, 44, 55 }; 2490 1.1.2.2 alnsn 2491 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2492 1.1.2.2 alnsn 2493 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2494 1.1.2.2 alnsn 2495 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2496 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2497 1.1.2.2 alnsn 2498 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, sizeof(pkt), sizeof(pkt)) == 55); 2499 1.1.2.2 alnsn 2500 1.1.2.2 alnsn bpfjit_free_code(code); 2501 1.1.2.2 alnsn } 2502 1.1.2.2 alnsn 2503 1.1.2.3 tls ATF_TC(libbpfjit_misc_txa); 2504 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_misc_txa, tc) 2505 1.1.2.2 alnsn { 2506 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2507 1.1.2.2 alnsn "Test JIT compilation of BPF_MISC+BPF_TXA"); 2508 1.1.2.2 alnsn } 2509 1.1.2.2 alnsn 2510 1.1.2.3 tls ATF_TC_BODY(libbpfjit_misc_txa, tc) 2511 1.1.2.2 alnsn { 2512 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2513 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 391), 2514 1.1.2.2 alnsn BPF_STMT(BPF_MISC+BPF_TXA, 0), 2515 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2516 1.1.2.2 alnsn }; 2517 1.1.2.2 alnsn 2518 1.1.2.3 tls bpfjit_func_t code; 2519 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 2520 1.1.2.2 alnsn 2521 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2522 1.1.2.2 alnsn 2523 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2524 1.1.2.2 alnsn 2525 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2526 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2527 1.1.2.2 alnsn 2528 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 391); 2529 1.1.2.2 alnsn 2530 1.1.2.2 alnsn bpfjit_free_code(code); 2531 1.1.2.2 alnsn } 2532 1.1.2.2 alnsn 2533 1.1.2.3 tls ATF_TC(libbpfjit_st1); 2534 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_st1, tc) 2535 1.1.2.2 alnsn { 2536 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2537 1.1.2.2 alnsn "Test JIT compilation of BPF_ST"); 2538 1.1.2.2 alnsn } 2539 1.1.2.2 alnsn 2540 1.1.2.3 tls ATF_TC_BODY(libbpfjit_st1, tc) 2541 1.1.2.2 alnsn { 2542 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2543 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 2544 1.1.2.2 alnsn BPF_STMT(BPF_ST, 0), 2545 1.1.2.3 tls BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, 1), 2546 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_MEM, 0), 2547 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2548 1.1.2.2 alnsn }; 2549 1.1.2.2 alnsn 2550 1.1.2.2 alnsn size_t i; 2551 1.1.2.3 tls bpfjit_func_t code; 2552 1.1.2.2 alnsn uint8_t pkt[16]; /* the program doesn't read any data */ 2553 1.1.2.2 alnsn 2554 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2555 1.1.2.2 alnsn 2556 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2557 1.1.2.2 alnsn 2558 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2559 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2560 1.1.2.2 alnsn 2561 1.1.2.2 alnsn for (i = 1; i <= sizeof(pkt); i++) 2562 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, i, sizeof(pkt)) == i); 2563 1.1.2.2 alnsn 2564 1.1.2.2 alnsn bpfjit_free_code(code); 2565 1.1.2.2 alnsn } 2566 1.1.2.2 alnsn 2567 1.1.2.3 tls ATF_TC(libbpfjit_st2); 2568 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_st2, tc) 2569 1.1.2.2 alnsn { 2570 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2571 1.1.2.2 alnsn "Test JIT compilation of BPF_ST"); 2572 1.1.2.2 alnsn } 2573 1.1.2.2 alnsn 2574 1.1.2.3 tls ATF_TC_BODY(libbpfjit_st2, tc) 2575 1.1.2.2 alnsn { 2576 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2577 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 2578 1.1.2.2 alnsn BPF_STMT(BPF_ST, BPF_MEMWORDS-1), 2579 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_MEM, 0), 2580 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2581 1.1.2.2 alnsn }; 2582 1.1.2.2 alnsn 2583 1.1.2.3 tls bpfjit_func_t code; 2584 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 2585 1.1.2.2 alnsn 2586 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2587 1.1.2.2 alnsn 2588 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2589 1.1.2.2 alnsn 2590 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2591 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2592 1.1.2.2 alnsn 2593 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 2594 1.1.2.2 alnsn 2595 1.1.2.2 alnsn bpfjit_free_code(code); 2596 1.1.2.2 alnsn } 2597 1.1.2.2 alnsn 2598 1.1.2.3 tls ATF_TC(libbpfjit_st3); 2599 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_st3, tc) 2600 1.1.2.2 alnsn { 2601 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2602 1.1.2.2 alnsn "Test JIT compilation of BPF_ST"); 2603 1.1.2.2 alnsn } 2604 1.1.2.2 alnsn 2605 1.1.2.3 tls ATF_TC_BODY(libbpfjit_st3, tc) 2606 1.1.2.2 alnsn { 2607 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2608 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 2609 1.1.2.2 alnsn BPF_STMT(BPF_ST, 0), 2610 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, 100), 2611 1.1.2.2 alnsn BPF_STMT(BPF_ST, BPF_MEMWORDS-1), 2612 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, 200), 2613 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 301, 2, 0), 2614 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_MEM, BPF_MEMWORDS-1), 2615 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0), 2616 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_MEM, 0), 2617 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2618 1.1.2.2 alnsn }; 2619 1.1.2.2 alnsn 2620 1.1.2.3 tls bpfjit_func_t code; 2621 1.1.2.2 alnsn uint8_t pkt[2]; /* the program doesn't read any data */ 2622 1.1.2.2 alnsn 2623 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2624 1.1.2.2 alnsn 2625 1.1.2.2 alnsn ATF_REQUIRE(BPF_MEMWORDS > 1); 2626 1.1.2.2 alnsn 2627 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2628 1.1.2.2 alnsn 2629 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2630 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2631 1.1.2.2 alnsn 2632 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 2633 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 102); 2634 1.1.2.2 alnsn 2635 1.1.2.2 alnsn bpfjit_free_code(code); 2636 1.1.2.2 alnsn } 2637 1.1.2.2 alnsn 2638 1.1.2.3 tls ATF_TC(libbpfjit_st4); 2639 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_st4, tc) 2640 1.1.2.2 alnsn { 2641 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2642 1.1.2.2 alnsn "Test JIT compilation of BPF_ST"); 2643 1.1.2.2 alnsn } 2644 1.1.2.2 alnsn 2645 1.1.2.3 tls ATF_TC_BODY(libbpfjit_st4, tc) 2646 1.1.2.2 alnsn { 2647 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2648 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_LEN, 0), 2649 1.1.2.2 alnsn BPF_STMT(BPF_ST, 5), 2650 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, 100), 2651 1.1.2.2 alnsn BPF_STMT(BPF_ST, BPF_MEMWORDS-1), 2652 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_K, 200), 2653 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 301, 2, 0), 2654 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_MEM, BPF_MEMWORDS-1), 2655 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0), 2656 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_MEM, 5), 2657 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2658 1.1.2.2 alnsn }; 2659 1.1.2.2 alnsn 2660 1.1.2.3 tls bpfjit_func_t code; 2661 1.1.2.2 alnsn uint8_t pkt[2]; /* the program doesn't read any data */ 2662 1.1.2.2 alnsn 2663 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2664 1.1.2.2 alnsn 2665 1.1.2.2 alnsn ATF_REQUIRE(BPF_MEMWORDS > 6); 2666 1.1.2.2 alnsn 2667 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2668 1.1.2.2 alnsn 2669 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2670 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2671 1.1.2.2 alnsn 2672 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 1); 2673 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 102); 2674 1.1.2.2 alnsn 2675 1.1.2.2 alnsn bpfjit_free_code(code); 2676 1.1.2.2 alnsn } 2677 1.1.2.2 alnsn 2678 1.1.2.3 tls ATF_TC(libbpfjit_st5); 2679 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_st5, tc) 2680 1.1.2.2 alnsn { 2681 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2682 1.1.2.2 alnsn "Test JIT compilation of BPF_ST"); 2683 1.1.2.2 alnsn } 2684 1.1.2.2 alnsn 2685 1.1.2.3 tls ATF_TC_BODY(libbpfjit_st5, tc) 2686 1.1.2.2 alnsn { 2687 1.1.2.2 alnsn struct bpf_insn insns[5*BPF_MEMWORDS+2]; 2688 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2689 1.1.2.2 alnsn 2690 1.1.2.2 alnsn size_t k; 2691 1.1.2.3 tls bpfjit_func_t code; 2692 1.1.2.2 alnsn uint8_t pkt[BPF_MEMWORDS]; /* the program doesn't read any data */ 2693 1.1.2.2 alnsn 2694 1.1.2.2 alnsn memset(insns, 0, sizeof(insns)); 2695 1.1.2.2 alnsn 2696 1.1.2.2 alnsn /* for each k do M[k] = k */ 2697 1.1.2.2 alnsn for (k = 0; k < BPF_MEMWORDS; k++) { 2698 1.1.2.2 alnsn insns[2*k].code = BPF_LD+BPF_IMM; 2699 1.1.2.2 alnsn insns[2*k].k = 3*k; 2700 1.1.2.2 alnsn insns[2*k+1].code = BPF_ST; 2701 1.1.2.2 alnsn insns[2*k+1].k = k; 2702 1.1.2.2 alnsn } 2703 1.1.2.2 alnsn 2704 1.1.2.2 alnsn /* load wirelen into A */ 2705 1.1.2.2 alnsn insns[2*BPF_MEMWORDS].code = BPF_LD+BPF_W+BPF_LEN; 2706 1.1.2.2 alnsn 2707 1.1.2.2 alnsn /* for each k, if (A == k + 1) return M[k] */ 2708 1.1.2.2 alnsn for (k = 0; k < BPF_MEMWORDS; k++) { 2709 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+1].code = BPF_JMP+BPF_JEQ+BPF_K; 2710 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+1].k = k+1; 2711 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+1].jt = 0; 2712 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+1].jf = 2; 2713 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+2].code = BPF_LD+BPF_MEM; 2714 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+2].k = k; 2715 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+3].code = BPF_RET+BPF_A; 2716 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+3].k = 0; 2717 1.1.2.2 alnsn } 2718 1.1.2.2 alnsn 2719 1.1.2.2 alnsn insns[5*BPF_MEMWORDS+1].code = BPF_RET+BPF_K; 2720 1.1.2.2 alnsn insns[5*BPF_MEMWORDS+1].k = UINT32_MAX; 2721 1.1.2.2 alnsn 2722 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2723 1.1.2.2 alnsn 2724 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2725 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2726 1.1.2.2 alnsn 2727 1.1.2.2 alnsn for (k = 1; k <= sizeof(pkt); k++) 2728 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, k, k) == 3*(k-1)); 2729 1.1.2.2 alnsn 2730 1.1.2.2 alnsn bpfjit_free_code(code); 2731 1.1.2.2 alnsn } 2732 1.1.2.2 alnsn 2733 1.1.2.3 tls ATF_TC(libbpfjit_stx1); 2734 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_stx1, tc) 2735 1.1.2.2 alnsn { 2736 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2737 1.1.2.2 alnsn "Test JIT compilation of BPF_STX"); 2738 1.1.2.2 alnsn } 2739 1.1.2.2 alnsn 2740 1.1.2.3 tls ATF_TC_BODY(libbpfjit_stx1, tc) 2741 1.1.2.2 alnsn { 2742 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2743 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_LEN, 0), 2744 1.1.2.2 alnsn BPF_STMT(BPF_STX, 0), 2745 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_MEM, 0), 2746 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2747 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2748 1.1.2.2 alnsn }; 2749 1.1.2.2 alnsn 2750 1.1.2.2 alnsn size_t i; 2751 1.1.2.3 tls bpfjit_func_t code; 2752 1.1.2.2 alnsn uint8_t pkt[16]; /* the program doesn't read any data */ 2753 1.1.2.2 alnsn 2754 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2755 1.1.2.2 alnsn 2756 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2757 1.1.2.2 alnsn 2758 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2759 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2760 1.1.2.2 alnsn 2761 1.1.2.2 alnsn for (i = 1; i <= sizeof(pkt); i++) 2762 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, i, sizeof(pkt)) == i); 2763 1.1.2.2 alnsn 2764 1.1.2.2 alnsn bpfjit_free_code(code); 2765 1.1.2.2 alnsn } 2766 1.1.2.2 alnsn 2767 1.1.2.3 tls ATF_TC(libbpfjit_stx2); 2768 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_stx2, tc) 2769 1.1.2.2 alnsn { 2770 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2771 1.1.2.2 alnsn "Test JIT compilation of BPF_STX"); 2772 1.1.2.2 alnsn } 2773 1.1.2.2 alnsn 2774 1.1.2.3 tls ATF_TC_BODY(libbpfjit_stx2, tc) 2775 1.1.2.2 alnsn { 2776 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2777 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_LEN, 0), 2778 1.1.2.2 alnsn BPF_STMT(BPF_STX, BPF_MEMWORDS-1), 2779 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_MEM, 0), 2780 1.1.2.2 alnsn BPF_STMT(BPF_MISC+BPF_TXA, 0), 2781 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2782 1.1.2.2 alnsn }; 2783 1.1.2.2 alnsn 2784 1.1.2.3 tls bpfjit_func_t code; 2785 1.1.2.2 alnsn uint8_t pkt[1]; /* the program doesn't read any data */ 2786 1.1.2.2 alnsn 2787 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2788 1.1.2.2 alnsn 2789 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2790 1.1.2.2 alnsn 2791 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2792 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2793 1.1.2.2 alnsn 2794 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 2795 1.1.2.2 alnsn 2796 1.1.2.2 alnsn bpfjit_free_code(code); 2797 1.1.2.2 alnsn } 2798 1.1.2.2 alnsn 2799 1.1.2.3 tls ATF_TC(libbpfjit_stx3); 2800 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_stx3, tc) 2801 1.1.2.2 alnsn { 2802 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2803 1.1.2.2 alnsn "Test JIT compilation of BPF_STX"); 2804 1.1.2.2 alnsn } 2805 1.1.2.2 alnsn 2806 1.1.2.3 tls ATF_TC_BODY(libbpfjit_stx3, tc) 2807 1.1.2.2 alnsn { 2808 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2809 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_LEN, 0), 2810 1.1.2.2 alnsn BPF_STMT(BPF_STX, 5), 2811 1.1.2.2 alnsn BPF_STMT(BPF_STX, 2), 2812 1.1.2.2 alnsn BPF_STMT(BPF_STX, 3), 2813 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_MEM, 1), 2814 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2815 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_MEM, 2), 2816 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2817 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_MEM, 3), 2818 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2819 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_MEM, 5), 2820 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2821 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_MEM, 6), 2822 1.1.2.2 alnsn BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 0), 2823 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_A, 0) 2824 1.1.2.2 alnsn }; 2825 1.1.2.2 alnsn 2826 1.1.2.2 alnsn size_t i; 2827 1.1.2.3 tls bpfjit_func_t code; 2828 1.1.2.2 alnsn uint8_t pkt[16]; /* the program doesn't read any data */ 2829 1.1.2.2 alnsn 2830 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2831 1.1.2.2 alnsn 2832 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2833 1.1.2.2 alnsn 2834 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2835 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2836 1.1.2.2 alnsn 2837 1.1.2.2 alnsn for (i = 1; i <= sizeof(pkt); i++) 2838 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, i, sizeof(pkt)) == 3 * i); 2839 1.1.2.2 alnsn 2840 1.1.2.2 alnsn bpfjit_free_code(code); 2841 1.1.2.2 alnsn } 2842 1.1.2.2 alnsn 2843 1.1.2.3 tls ATF_TC(libbpfjit_stx4); 2844 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_stx4, tc) 2845 1.1.2.2 alnsn { 2846 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2847 1.1.2.2 alnsn "Test JIT compilation of BPF_STX"); 2848 1.1.2.2 alnsn } 2849 1.1.2.2 alnsn 2850 1.1.2.3 tls ATF_TC_BODY(libbpfjit_stx4, tc) 2851 1.1.2.2 alnsn { 2852 1.1.2.2 alnsn struct bpf_insn insns[5*BPF_MEMWORDS+2]; 2853 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2854 1.1.2.2 alnsn 2855 1.1.2.2 alnsn size_t k; 2856 1.1.2.3 tls bpfjit_func_t code; 2857 1.1.2.2 alnsn uint8_t pkt[BPF_MEMWORDS]; /* the program doesn't read any data */ 2858 1.1.2.2 alnsn 2859 1.1.2.2 alnsn memset(insns, 0, sizeof(insns)); 2860 1.1.2.2 alnsn 2861 1.1.2.2 alnsn /* for each k do M[k] = k */ 2862 1.1.2.2 alnsn for (k = 0; k < BPF_MEMWORDS; k++) { 2863 1.1.2.2 alnsn insns[2*k].code = BPF_LDX+BPF_W+BPF_IMM; 2864 1.1.2.2 alnsn insns[2*k].k = 3*k; 2865 1.1.2.2 alnsn insns[2*k+1].code = BPF_STX; 2866 1.1.2.2 alnsn insns[2*k+1].k = k; 2867 1.1.2.2 alnsn } 2868 1.1.2.2 alnsn 2869 1.1.2.2 alnsn /* load wirelen into A */ 2870 1.1.2.2 alnsn insns[2*BPF_MEMWORDS].code = BPF_LD+BPF_W+BPF_LEN; 2871 1.1.2.2 alnsn 2872 1.1.2.2 alnsn /* for each k, if (A == k + 1) return M[k] */ 2873 1.1.2.2 alnsn for (k = 0; k < BPF_MEMWORDS; k++) { 2874 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+1].code = BPF_JMP+BPF_JEQ+BPF_K; 2875 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+1].k = k+1; 2876 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+1].jt = 0; 2877 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+1].jf = 2; 2878 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+2].code = BPF_LD+BPF_MEM; 2879 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+2].k = k; 2880 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+3].code = BPF_RET+BPF_A; 2881 1.1.2.2 alnsn insns[2*BPF_MEMWORDS+3*k+3].k = 0; 2882 1.1.2.2 alnsn } 2883 1.1.2.2 alnsn 2884 1.1.2.2 alnsn insns[5*BPF_MEMWORDS+1].code = BPF_RET+BPF_K; 2885 1.1.2.2 alnsn insns[5*BPF_MEMWORDS+1].k = UINT32_MAX; 2886 1.1.2.2 alnsn 2887 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2888 1.1.2.2 alnsn 2889 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2890 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2891 1.1.2.2 alnsn 2892 1.1.2.2 alnsn for (k = 1; k <= sizeof(pkt); k++) 2893 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, k, k) == 3*(k-1)); 2894 1.1.2.2 alnsn 2895 1.1.2.2 alnsn bpfjit_free_code(code); 2896 1.1.2.2 alnsn } 2897 1.1.2.2 alnsn 2898 1.1.2.3 tls ATF_TC(libbpfjit_opt_ld_abs_1); 2899 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_opt_ld_abs_1, tc) 2900 1.1.2.2 alnsn { 2901 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2902 1.1.2.2 alnsn "Test JIT compilation with length optimization " 2903 1.1.2.2 alnsn "applied to BPF_LD+BPF_ABS"); 2904 1.1.2.2 alnsn } 2905 1.1.2.2 alnsn 2906 1.1.2.3 tls ATF_TC_BODY(libbpfjit_opt_ld_abs_1, tc) 2907 1.1.2.2 alnsn { 2908 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2909 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 12), 2910 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x800, 0, 8), 2911 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 26), 2912 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 2), 2913 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 30), 2914 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 3, 4), 2915 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 3), 2916 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 30), 2917 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 1), 2918 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 2919 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 2920 1.1.2.2 alnsn }; 2921 1.1.2.2 alnsn 2922 1.1.2.2 alnsn size_t i, j; 2923 1.1.2.3 tls bpfjit_func_t code; 2924 1.1.2.2 alnsn uint8_t pkt[2][34] = { 2925 1.1.2.2 alnsn { 2926 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 2927 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 2928 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f, 2929 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23 2930 1.1.2.2 alnsn }, 2931 1.1.2.2 alnsn { 2932 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 2933 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 2934 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23, 2935 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f 2936 1.1.2.2 alnsn } 2937 1.1.2.2 alnsn }; 2938 1.1.2.2 alnsn 2939 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2940 1.1.2.2 alnsn 2941 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2942 1.1.2.2 alnsn 2943 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 2944 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 2945 1.1.2.2 alnsn 2946 1.1.2.2 alnsn for (i = 0; i < 2; i++) { 2947 1.1.2.2 alnsn for (j = 1; j < sizeof(pkt[i]); j++) 2948 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == 0); 2949 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == UINT32_MAX); 2950 1.1.2.2 alnsn } 2951 1.1.2.2 alnsn 2952 1.1.2.2 alnsn bpfjit_free_code(code); 2953 1.1.2.2 alnsn } 2954 1.1.2.2 alnsn 2955 1.1.2.3 tls ATF_TC(libbpfjit_opt_ld_abs_2); 2956 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_opt_ld_abs_2, tc) 2957 1.1.2.2 alnsn { 2958 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 2959 1.1.2.2 alnsn "Test JIT compilation with length optimization " 2960 1.1.2.2 alnsn "applied to BPF_LD+BPF_ABS"); 2961 1.1.2.2 alnsn } 2962 1.1.2.2 alnsn 2963 1.1.2.3 tls ATF_TC_BODY(libbpfjit_opt_ld_abs_2, tc) 2964 1.1.2.2 alnsn { 2965 1.1.2.2 alnsn static struct bpf_insn insns[] = { 2966 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 26), 2967 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 2), 2968 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 30), 2969 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 3, 6), 2970 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 5), 2971 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 30), 2972 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 3), 2973 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 12), 2974 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x800, 0, 1), 2975 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 2976 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 2977 1.1.2.2 alnsn }; 2978 1.1.2.2 alnsn 2979 1.1.2.2 alnsn size_t i, j; 2980 1.1.2.3 tls bpfjit_func_t code; 2981 1.1.2.2 alnsn uint8_t pkt[2][34] = { 2982 1.1.2.2 alnsn { 2983 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 2984 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 2985 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f, 2986 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23 2987 1.1.2.2 alnsn }, 2988 1.1.2.2 alnsn { 2989 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 2990 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 2991 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23, 2992 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f 2993 1.1.2.2 alnsn } 2994 1.1.2.2 alnsn }; 2995 1.1.2.2 alnsn 2996 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 2997 1.1.2.2 alnsn 2998 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 2999 1.1.2.2 alnsn 3000 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3001 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 3002 1.1.2.2 alnsn 3003 1.1.2.2 alnsn for (i = 0; i < 2; i++) { 3004 1.1.2.2 alnsn for (j = 1; j < sizeof(pkt[i]); j++) 3005 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == 0); 3006 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == UINT32_MAX); 3007 1.1.2.2 alnsn } 3008 1.1.2.2 alnsn 3009 1.1.2.2 alnsn bpfjit_free_code(code); 3010 1.1.2.2 alnsn } 3011 1.1.2.2 alnsn 3012 1.1.2.3 tls ATF_TC(libbpfjit_opt_ld_abs_3); 3013 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_opt_ld_abs_3, tc) 3014 1.1.2.2 alnsn { 3015 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 3016 1.1.2.2 alnsn "Test JIT compilation with length optimization " 3017 1.1.2.2 alnsn "applied to BPF_LD+BPF_ABS"); 3018 1.1.2.2 alnsn } 3019 1.1.2.2 alnsn 3020 1.1.2.3 tls ATF_TC_BODY(libbpfjit_opt_ld_abs_3, tc) 3021 1.1.2.2 alnsn { 3022 1.1.2.2 alnsn static struct bpf_insn insns[] = { 3023 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 30), 3024 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 2), 3025 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 26), 3026 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 3, 6), 3027 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 5), 3028 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 26), 3029 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 3), 3030 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 12), 3031 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x800, 0, 1), 3032 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 3033 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 3034 1.1.2.2 alnsn }; 3035 1.1.2.2 alnsn 3036 1.1.2.2 alnsn size_t i, j; 3037 1.1.2.3 tls bpfjit_func_t code; 3038 1.1.2.2 alnsn uint8_t pkt[2][34] = { 3039 1.1.2.2 alnsn { 3040 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3041 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3042 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f, 3043 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23 3044 1.1.2.2 alnsn }, 3045 1.1.2.2 alnsn { 3046 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3047 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3048 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23, 3049 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f 3050 1.1.2.2 alnsn } 3051 1.1.2.2 alnsn }; 3052 1.1.2.2 alnsn 3053 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3054 1.1.2.2 alnsn 3055 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 3056 1.1.2.2 alnsn 3057 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3058 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 3059 1.1.2.2 alnsn 3060 1.1.2.2 alnsn for (i = 0; i < 2; i++) { 3061 1.1.2.2 alnsn for (j = 1; j < sizeof(pkt[i]); j++) 3062 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == 0); 3063 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == UINT32_MAX); 3064 1.1.2.2 alnsn } 3065 1.1.2.2 alnsn 3066 1.1.2.2 alnsn bpfjit_free_code(code); 3067 1.1.2.2 alnsn } 3068 1.1.2.2 alnsn 3069 1.1.2.3 tls ATF_TC(libbpfjit_opt_ld_ind_1); 3070 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_opt_ld_ind_1, tc) 3071 1.1.2.2 alnsn { 3072 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 3073 1.1.2.2 alnsn "Test JIT compilation with length optimization " 3074 1.1.2.2 alnsn "applied to BPF_LD+BPF_IND"); 3075 1.1.2.2 alnsn } 3076 1.1.2.2 alnsn 3077 1.1.2.3 tls ATF_TC_BODY(libbpfjit_opt_ld_ind_1, tc) 3078 1.1.2.2 alnsn { 3079 1.1.2.2 alnsn static struct bpf_insn insns[] = { 3080 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 12), 3081 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 0), 3082 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x800, 0, 8), 3083 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 14), 3084 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 2), 3085 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 18), 3086 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 3, 4), 3087 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 3), 3088 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 18), 3089 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 1), 3090 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 3091 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 3092 1.1.2.2 alnsn }; 3093 1.1.2.2 alnsn 3094 1.1.2.2 alnsn size_t i, j; 3095 1.1.2.3 tls bpfjit_func_t code; 3096 1.1.2.2 alnsn uint8_t pkt[2][34] = { 3097 1.1.2.2 alnsn { 3098 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3099 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3100 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f, 3101 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23 3102 1.1.2.2 alnsn }, 3103 1.1.2.2 alnsn { 3104 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3105 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3106 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23, 3107 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f 3108 1.1.2.2 alnsn } 3109 1.1.2.2 alnsn }; 3110 1.1.2.2 alnsn 3111 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3112 1.1.2.2 alnsn 3113 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 3114 1.1.2.2 alnsn 3115 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3116 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 3117 1.1.2.2 alnsn 3118 1.1.2.2 alnsn for (i = 0; i < 2; i++) { 3119 1.1.2.2 alnsn for (j = 1; j < sizeof(pkt[i]); j++) 3120 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == 0); 3121 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == UINT32_MAX); 3122 1.1.2.2 alnsn } 3123 1.1.2.2 alnsn 3124 1.1.2.2 alnsn bpfjit_free_code(code); 3125 1.1.2.2 alnsn } 3126 1.1.2.2 alnsn 3127 1.1.2.3 tls ATF_TC(libbpfjit_opt_ld_ind_2); 3128 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_opt_ld_ind_2, tc) 3129 1.1.2.2 alnsn { 3130 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 3131 1.1.2.2 alnsn "Test JIT compilation with length optimization " 3132 1.1.2.2 alnsn "applied to BPF_LD+BPF_IND"); 3133 1.1.2.2 alnsn } 3134 1.1.2.2 alnsn 3135 1.1.2.3 tls ATF_TC_BODY(libbpfjit_opt_ld_ind_2, tc) 3136 1.1.2.2 alnsn { 3137 1.1.2.2 alnsn static struct bpf_insn insns[] = { 3138 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0), 3139 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 26), 3140 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 2), 3141 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 30), 3142 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 3, 6), 3143 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 5), 3144 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 30), 3145 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 3), 3146 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 12), 3147 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x800, 0, 1), 3148 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 3149 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 3150 1.1.2.2 alnsn }; 3151 1.1.2.2 alnsn 3152 1.1.2.2 alnsn size_t i, j; 3153 1.1.2.3 tls bpfjit_func_t code; 3154 1.1.2.2 alnsn uint8_t pkt[2][34] = { 3155 1.1.2.2 alnsn { 3156 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3157 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3158 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f, 3159 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23 3160 1.1.2.2 alnsn }, 3161 1.1.2.2 alnsn { 3162 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3163 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3164 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23, 3165 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f 3166 1.1.2.2 alnsn } 3167 1.1.2.2 alnsn }; 3168 1.1.2.2 alnsn 3169 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3170 1.1.2.2 alnsn 3171 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 3172 1.1.2.2 alnsn 3173 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3174 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 3175 1.1.2.2 alnsn 3176 1.1.2.2 alnsn for (i = 0; i < 2; i++) { 3177 1.1.2.2 alnsn for (j = 1; j < sizeof(pkt[i]); j++) 3178 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == 0); 3179 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == UINT32_MAX); 3180 1.1.2.2 alnsn } 3181 1.1.2.2 alnsn 3182 1.1.2.2 alnsn bpfjit_free_code(code); 3183 1.1.2.2 alnsn } 3184 1.1.2.2 alnsn 3185 1.1.2.3 tls ATF_TC(libbpfjit_opt_ld_ind_3); 3186 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_opt_ld_ind_3, tc) 3187 1.1.2.2 alnsn { 3188 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 3189 1.1.2.2 alnsn "Test JIT compilation with length optimization " 3190 1.1.2.2 alnsn "applied to BPF_LD+BPF_IND"); 3191 1.1.2.2 alnsn } 3192 1.1.2.2 alnsn 3193 1.1.2.3 tls ATF_TC_BODY(libbpfjit_opt_ld_ind_3, tc) 3194 1.1.2.2 alnsn { 3195 1.1.2.2 alnsn static struct bpf_insn insns[] = { 3196 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 15), 3197 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 15), 3198 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 2), 3199 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 11), 3200 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 3, 7), 3201 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 6), 3202 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 11), 3203 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 4), 3204 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0), 3205 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 12), 3206 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x800, 0, 1), 3207 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 3208 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 3209 1.1.2.2 alnsn }; 3210 1.1.2.2 alnsn 3211 1.1.2.2 alnsn size_t i, j; 3212 1.1.2.3 tls bpfjit_func_t code; 3213 1.1.2.2 alnsn uint8_t pkt[2][34] = { 3214 1.1.2.2 alnsn { 3215 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3216 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3217 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f, 3218 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23 3219 1.1.2.2 alnsn }, 3220 1.1.2.2 alnsn { 3221 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3222 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3223 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23, 3224 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f 3225 1.1.2.2 alnsn } 3226 1.1.2.2 alnsn }; 3227 1.1.2.2 alnsn 3228 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3229 1.1.2.2 alnsn 3230 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 3231 1.1.2.2 alnsn 3232 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3233 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 3234 1.1.2.2 alnsn 3235 1.1.2.2 alnsn for (i = 0; i < 2; i++) { 3236 1.1.2.2 alnsn for (j = 1; j < sizeof(pkt[i]); j++) 3237 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == 0); 3238 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == UINT32_MAX); 3239 1.1.2.2 alnsn } 3240 1.1.2.2 alnsn 3241 1.1.2.2 alnsn bpfjit_free_code(code); 3242 1.1.2.2 alnsn } 3243 1.1.2.2 alnsn 3244 1.1.2.3 tls ATF_TC(libbpfjit_opt_ld_ind_4); 3245 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_opt_ld_ind_4, tc) 3246 1.1.2.2 alnsn { 3247 1.1.2.2 alnsn atf_tc_set_md_var(tc, "descr", 3248 1.1.2.2 alnsn "Test JIT compilation with length optimization " 3249 1.1.2.2 alnsn "applied to BPF_LD+BPF_IND"); 3250 1.1.2.2 alnsn } 3251 1.1.2.2 alnsn 3252 1.1.2.3 tls ATF_TC_BODY(libbpfjit_opt_ld_ind_4, tc) 3253 1.1.2.2 alnsn { 3254 1.1.2.2 alnsn static struct bpf_insn insns[] = { 3255 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 11), 3256 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 19), 3257 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 2), 3258 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 15), 3259 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 3, 7), 3260 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 6), 3261 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_W+BPF_IND, 15), 3262 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 4), 3263 1.1.2.2 alnsn BPF_STMT(BPF_LDX+BPF_W+BPF_IMM, 0), 3264 1.1.2.2 alnsn BPF_STMT(BPF_LD+BPF_H+BPF_IND, 12), 3265 1.1.2.2 alnsn BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x800, 0, 1), 3266 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 3267 1.1.2.2 alnsn BPF_STMT(BPF_RET+BPF_K, 0), 3268 1.1.2.2 alnsn }; 3269 1.1.2.2 alnsn 3270 1.1.2.2 alnsn size_t i, j; 3271 1.1.2.3 tls bpfjit_func_t code; 3272 1.1.2.2 alnsn uint8_t pkt[2][34] = { 3273 1.1.2.2 alnsn { 3274 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3275 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3276 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f, 3277 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23 3278 1.1.2.2 alnsn }, 3279 1.1.2.2 alnsn { 3280 1.1.2.2 alnsn 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0x08, 0x00, 3281 1.1.2.2 alnsn 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 3282 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x23, 3283 1.1.2.2 alnsn 0x80, 0x03, 0x70, 0x0f 3284 1.1.2.2 alnsn } 3285 1.1.2.2 alnsn }; 3286 1.1.2.2 alnsn 3287 1.1.2.2 alnsn size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3288 1.1.2.2 alnsn 3289 1.1.2.2 alnsn ATF_CHECK(bpf_validate(insns, insn_count)); 3290 1.1.2.2 alnsn 3291 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3292 1.1.2.2 alnsn ATF_REQUIRE(code != NULL); 3293 1.1.2.2 alnsn 3294 1.1.2.2 alnsn for (i = 0; i < 2; i++) { 3295 1.1.2.2 alnsn for (j = 1; j < sizeof(pkt[i]); j++) 3296 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == 0); 3297 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt[i], j, j) == UINT32_MAX); 3298 1.1.2.2 alnsn } 3299 1.1.2.2 alnsn 3300 1.1.2.2 alnsn bpfjit_free_code(code); 3301 1.1.2.2 alnsn } 3302 1.1.2.2 alnsn 3303 1.1.2.3 tls ATF_TC(libbpfjit_abc_ja); 3304 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_abc_ja, tc) 3305 1.1.2.3 tls { 3306 1.1.2.3 tls atf_tc_set_md_var(tc, "descr", 3307 1.1.2.3 tls "Test ABC optimization with a single BPF_JMP+BPF_JA"); 3308 1.1.2.3 tls } 3309 1.1.2.3 tls 3310 1.1.2.3 tls ATF_TC_BODY(libbpfjit_abc_ja, tc) 3311 1.1.2.3 tls { 3312 1.1.2.3 tls static struct bpf_insn insns[] = { 3313 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 3), /* min. length 4 */ 3314 1.1.2.3 tls BPF_STMT(BPF_JMP+BPF_JA, 2), 3315 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, UINT32_MAX - 1), 3316 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 0), 3317 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 2), /* min. length 6 */ 3318 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_A, 0), 3319 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 1), 3320 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 6), 3321 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 2), 3322 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 7), 3323 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 3), 3324 1.1.2.3 tls }; 3325 1.1.2.3 tls 3326 1.1.2.3 tls bpfjit_func_t code; 3327 1.1.2.3 tls uint8_t pkt[6] = {0, 0, /* UINT32_MAX: */ 255, 255, 255, 255}; 3328 1.1.2.3 tls 3329 1.1.2.3 tls size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3330 1.1.2.3 tls 3331 1.1.2.3 tls ATF_CHECK(bpf_validate(insns, insn_count)); 3332 1.1.2.3 tls 3333 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3334 1.1.2.3 tls ATF_REQUIRE(code != NULL); 3335 1.1.2.3 tls 3336 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3337 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3338 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3339 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3340 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3341 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == UINT32_MAX); 3342 1.1.2.3 tls 3343 1.1.2.3 tls bpfjit_free_code(code); 3344 1.1.2.3 tls } 3345 1.1.2.3 tls 3346 1.1.2.3 tls ATF_TC(libbpfjit_abc_ja_over); 3347 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_abc_ja_over, tc) 3348 1.1.2.3 tls { 3349 1.1.2.3 tls atf_tc_set_md_var(tc, "descr", 3350 1.1.2.3 tls "Test ABC optimization when BPF_JMP+BPF_JA jumps over all loads"); 3351 1.1.2.3 tls } 3352 1.1.2.3 tls 3353 1.1.2.3 tls ATF_TC_BODY(libbpfjit_abc_ja_over, tc) 3354 1.1.2.3 tls { 3355 1.1.2.3 tls static struct bpf_insn insns[] = { 3356 1.1.2.3 tls BPF_STMT(BPF_JMP+BPF_JA, 2), 3357 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 3), 3358 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 0), 3359 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 3360 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 4), 3361 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 1), 3362 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 5), 3363 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 2), 3364 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 6), 3365 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 3), 3366 1.1.2.3 tls }; 3367 1.1.2.3 tls 3368 1.1.2.3 tls bpfjit_func_t code; 3369 1.1.2.3 tls uint8_t pkt[1]; /* the program doesn't read any data */ 3370 1.1.2.3 tls 3371 1.1.2.3 tls size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3372 1.1.2.3 tls 3373 1.1.2.3 tls ATF_CHECK(bpf_validate(insns, insn_count)); 3374 1.1.2.3 tls 3375 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3376 1.1.2.3 tls ATF_REQUIRE(code != NULL); 3377 1.1.2.3 tls 3378 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == UINT32_MAX); 3379 1.1.2.3 tls 3380 1.1.2.3 tls bpfjit_free_code(code); 3381 1.1.2.3 tls } 3382 1.1.2.3 tls 3383 1.1.2.3 tls ATF_TC(libbpfjit_abc_ld_chain); 3384 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_abc_ld_chain, tc) 3385 1.1.2.3 tls { 3386 1.1.2.3 tls atf_tc_set_md_var(tc, "descr", 3387 1.1.2.3 tls "Test ABC optimization of a chain of BPF_LD instructions " 3388 1.1.2.3 tls "with exits leading to a single BPF_RET"); 3389 1.1.2.3 tls } 3390 1.1.2.3 tls 3391 1.1.2.3 tls ATF_TC_BODY(libbpfjit_abc_ld_chain, tc) 3392 1.1.2.3 tls { 3393 1.1.2.3 tls static struct bpf_insn insns[] = { 3394 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 3), /* min. length 4 */ 3395 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 8, 0, 4), 3396 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 4), /* min. length 6 */ 3397 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JGE+BPF_K, 7, 0, 2), 3398 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 6), /* min. length 10 */ 3399 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JGT+BPF_K, 6, 0, 1), 3400 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 123456789), 3401 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 987654321), 3402 1.1.2.3 tls }; 3403 1.1.2.3 tls 3404 1.1.2.3 tls bpfjit_func_t code; 3405 1.1.2.3 tls uint8_t pkt[10] = {}; 3406 1.1.2.3 tls 3407 1.1.2.3 tls size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3408 1.1.2.3 tls 3409 1.1.2.3 tls ATF_CHECK(bpf_validate(insns, insn_count)); 3410 1.1.2.3 tls 3411 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3412 1.1.2.3 tls ATF_REQUIRE(code != NULL); 3413 1.1.2.3 tls 3414 1.1.2.3 tls /* Packet is too short. */ 3415 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3416 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3417 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3418 1.1.2.3 tls 3419 1.1.2.3 tls /* !(pkt[3] == 8) => return 123456789 */ 3420 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 123456789); 3421 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 123456789); 3422 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 123456789); 3423 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 123456789); 3424 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 123456789); 3425 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 123456789); 3426 1.1.2.3 tls 3427 1.1.2.3 tls /* !(pkt[4:2] >= 7) => too short or return 123456789 */ 3428 1.1.2.3 tls pkt[3] = 8; 3429 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3430 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3431 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3432 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3433 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3434 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 123456789); 3435 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 123456789); 3436 1.1.2.3 tls 3437 1.1.2.3 tls /* !(pkt[6:4] > 6) => too short or return 987654321 */ 3438 1.1.2.3 tls pkt[4] = pkt[5] = 1; 3439 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3440 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3441 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3442 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3443 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3444 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 0); 3445 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 0); 3446 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 3447 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 0); 3448 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 10, 10) == 987654321); 3449 1.1.2.3 tls 3450 1.1.2.3 tls /* (pkt[6:4] > 6) => too short or return 123456789 */ 3451 1.1.2.3 tls pkt[6] = pkt[7] = pkt[8] = pkt[9] = 1; 3452 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3453 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3454 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3455 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3456 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3457 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 0); 3458 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 0); 3459 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 3460 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 0); 3461 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 10, 10) == 123456789); 3462 1.1.2.3 tls 3463 1.1.2.3 tls bpfjit_free_code(code); 3464 1.1.2.3 tls } 3465 1.1.2.3 tls 3466 1.1.2.3 tls ATF_TC(libbpfjit_examples_1); 3467 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_examples_1, tc) 3468 1.1.2.3 tls { 3469 1.1.2.3 tls atf_tc_set_md_var(tc, "descr", 3470 1.1.2.3 tls "Test the first example from bpf(4) - " 3471 1.1.2.3 tls "accept Reverse ARP requests"); 3472 1.1.2.3 tls } 3473 1.1.2.3 tls 3474 1.1.2.3 tls ATF_TC_BODY(libbpfjit_examples_1, tc) 3475 1.1.2.3 tls { 3476 1.1.2.3 tls /* 3477 1.1.2.3 tls * The following filter is taken from the Reverse ARP 3478 1.1.2.3 tls * Daemon. It accepts only Reverse ARP requests. 3479 1.1.2.3 tls */ 3480 1.1.2.3 tls struct bpf_insn insns[] = { 3481 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 12), 3482 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8035, 0, 3), 3483 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 20), 3484 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 3, 0, 1), 3485 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 42), 3486 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 0), 3487 1.1.2.3 tls }; 3488 1.1.2.3 tls 3489 1.1.2.3 tls bpfjit_func_t code; 3490 1.1.2.3 tls uint8_t pkt[22] = {}; 3491 1.1.2.3 tls 3492 1.1.2.3 tls size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3493 1.1.2.3 tls 3494 1.1.2.3 tls ATF_CHECK(bpf_validate(insns, insn_count)); 3495 1.1.2.3 tls 3496 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3497 1.1.2.3 tls ATF_REQUIRE(code != NULL); 3498 1.1.2.3 tls 3499 1.1.2.3 tls /* Packet is too short. */ 3500 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3501 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3502 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3503 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3504 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3505 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 0); 3506 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 0); 3507 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 3508 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 0); 3509 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 10, 10) == 0); 3510 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 11, 11) == 0); 3511 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 12, 12) == 0); 3512 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 13, 13) == 0); 3513 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 14, 14) == 0); 3514 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 15, 15) == 0); 3515 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 16, 16) == 0); 3516 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 17, 17) == 0); 3517 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 18, 18) == 0); 3518 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 19, 19) == 0); 3519 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 20, 20) == 0); 3520 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 21, 21) == 0); 3521 1.1.2.3 tls 3522 1.1.2.3 tls /* The packet doesn't match. */ 3523 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 22, 22) == 0); 3524 1.1.2.3 tls 3525 1.1.2.3 tls /* Still no match after setting the protocol field. */ 3526 1.1.2.3 tls pkt[12] = 0x80; pkt[13] = 0x35; 3527 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 22, 22) == 0); 3528 1.1.2.3 tls 3529 1.1.2.3 tls /* Set RARP message type. */ 3530 1.1.2.3 tls pkt[21] = 3; 3531 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 22, 22) == 42); 3532 1.1.2.3 tls 3533 1.1.2.3 tls /* Packet is too short. */ 3534 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3535 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3536 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3537 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3538 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3539 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 0); 3540 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 0); 3541 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 3542 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 0); 3543 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 10, 10) == 0); 3544 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 11, 11) == 0); 3545 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 12, 12) == 0); 3546 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 13, 13) == 0); 3547 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 14, 14) == 0); 3548 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 15, 15) == 0); 3549 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 16, 16) == 0); 3550 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 17, 17) == 0); 3551 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 18, 18) == 0); 3552 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 19, 19) == 0); 3553 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 20, 20) == 0); 3554 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 21, 21) == 0); 3555 1.1.2.3 tls 3556 1.1.2.3 tls /* Change RARP message type. */ 3557 1.1.2.3 tls pkt[20] = 3; 3558 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 22, 22) == 0); 3559 1.1.2.3 tls 3560 1.1.2.3 tls bpfjit_free_code(code); 3561 1.1.2.3 tls } 3562 1.1.2.3 tls 3563 1.1.2.3 tls ATF_TC(libbpfjit_examples_2); 3564 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_examples_2, tc) 3565 1.1.2.3 tls { 3566 1.1.2.3 tls atf_tc_set_md_var(tc, "descr", 3567 1.1.2.3 tls "Test the second example from bpf(4) - " 3568 1.1.2.3 tls "accept IP packets between two specified hosts"); 3569 1.1.2.3 tls } 3570 1.1.2.3 tls 3571 1.1.2.3 tls ATF_TC_BODY(libbpfjit_examples_2, tc) 3572 1.1.2.3 tls { 3573 1.1.2.3 tls /* 3574 1.1.2.3 tls * This filter accepts only IP packets between host 128.3.112.15 3575 1.1.2.3 tls * and 128.3.112.35. 3576 1.1.2.3 tls */ 3577 1.1.2.3 tls static struct bpf_insn insns[] = { 3578 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 12), 3579 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x0800, 0, 8), 3580 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 26), 3581 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 2), 3582 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 30), 3583 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 3, 4), 3584 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x80037023, 0, 3), 3585 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_W+BPF_ABS, 30), 3586 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x8003700f, 0, 1), 3587 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 3588 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 0), 3589 1.1.2.3 tls }; 3590 1.1.2.3 tls 3591 1.1.2.3 tls bpfjit_func_t code; 3592 1.1.2.3 tls uint8_t pkt[34] = {}; 3593 1.1.2.3 tls 3594 1.1.2.3 tls size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3595 1.1.2.3 tls 3596 1.1.2.3 tls ATF_CHECK(bpf_validate(insns, insn_count)); 3597 1.1.2.3 tls 3598 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3599 1.1.2.3 tls ATF_REQUIRE(code != NULL); 3600 1.1.2.3 tls 3601 1.1.2.3 tls /* Packet is too short. */ 3602 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3603 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3604 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3605 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3606 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3607 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 0); 3608 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 0); 3609 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 3610 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 0); 3611 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 10, 10) == 0); 3612 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 11, 11) == 0); 3613 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 12, 12) == 0); 3614 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 13, 13) == 0); 3615 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 14, 14) == 0); 3616 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 15, 15) == 0); 3617 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 16, 16) == 0); 3618 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 17, 17) == 0); 3619 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 18, 18) == 0); 3620 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 19, 19) == 0); 3621 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 20, 20) == 0); 3622 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 21, 21) == 0); 3623 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 22, 22) == 0); 3624 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 23, 23) == 0); 3625 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 24, 24) == 0); 3626 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 25, 25) == 0); 3627 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 26, 26) == 0); 3628 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 27, 27) == 0); 3629 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 28, 28) == 0); 3630 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 29, 29) == 0); 3631 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == 0); 3632 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 31, 31) == 0); 3633 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 32, 32) == 0); 3634 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 33, 33) == 0); 3635 1.1.2.3 tls 3636 1.1.2.3 tls /* The packet doesn't match. */ 3637 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 34, 34) == 0); 3638 1.1.2.3 tls 3639 1.1.2.3 tls /* Still no match after setting the protocol field. */ 3640 1.1.2.3 tls pkt[12] = 8; 3641 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 34, 34) == 0); 3642 1.1.2.3 tls 3643 1.1.2.3 tls pkt[26] = 128; pkt[27] = 3; pkt[28] = 112; pkt[29] = 15; 3644 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 34, 34) == 0); 3645 1.1.2.3 tls 3646 1.1.2.3 tls pkt[30] = 128; pkt[31] = 3; pkt[32] = 112; pkt[33] = 35; 3647 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 34, 34) == UINT32_MAX); 3648 1.1.2.3 tls 3649 1.1.2.3 tls /* Swap the ip addresses. */ 3650 1.1.2.3 tls pkt[26] = 128; pkt[27] = 3; pkt[28] = 112; pkt[29] = 35; 3651 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 34, 34) == 0); 3652 1.1.2.3 tls 3653 1.1.2.3 tls pkt[30] = 128; pkt[31] = 3; pkt[32] = 112; pkt[33] = 15; 3654 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 34, 34) == UINT32_MAX); 3655 1.1.2.3 tls 3656 1.1.2.3 tls /* Packet is too short. */ 3657 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3658 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3659 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3660 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3661 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3662 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 0); 3663 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 0); 3664 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 3665 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 0); 3666 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 10, 10) == 0); 3667 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 11, 11) == 0); 3668 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 12, 12) == 0); 3669 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 13, 13) == 0); 3670 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 14, 14) == 0); 3671 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 15, 15) == 0); 3672 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 16, 16) == 0); 3673 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 17, 17) == 0); 3674 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 18, 18) == 0); 3675 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 19, 19) == 0); 3676 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 20, 20) == 0); 3677 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 21, 21) == 0); 3678 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 22, 22) == 0); 3679 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 23, 23) == 0); 3680 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 24, 24) == 0); 3681 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 25, 25) == 0); 3682 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 26, 26) == 0); 3683 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 27, 27) == 0); 3684 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 28, 28) == 0); 3685 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 29, 29) == 0); 3686 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == 0); 3687 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 31, 31) == 0); 3688 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 32, 32) == 0); 3689 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 33, 33) == 0); 3690 1.1.2.3 tls 3691 1.1.2.3 tls /* Change the protocol field. */ 3692 1.1.2.3 tls pkt[13] = 8; 3693 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 34, 34) == 0); 3694 1.1.2.3 tls 3695 1.1.2.3 tls bpfjit_free_code(code); 3696 1.1.2.3 tls } 3697 1.1.2.3 tls 3698 1.1.2.3 tls ATF_TC(libbpfjit_examples_3); 3699 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_examples_3, tc) 3700 1.1.2.3 tls { 3701 1.1.2.3 tls atf_tc_set_md_var(tc, "descr", 3702 1.1.2.3 tls "Test the third example from bpf(4) - " 3703 1.1.2.3 tls "accept TCP finger packets"); 3704 1.1.2.3 tls } 3705 1.1.2.3 tls 3706 1.1.2.3 tls ATF_TC_BODY(libbpfjit_examples_3, tc) 3707 1.1.2.3 tls { 3708 1.1.2.3 tls /* 3709 1.1.2.3 tls * This filter returns only TCP finger packets. 3710 1.1.2.3 tls */ 3711 1.1.2.3 tls struct bpf_insn insns[] = { 3712 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 12), 3713 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 0x0800, 0, 10), 3714 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 23), 3715 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 6, 0, 8), 3716 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_H+BPF_ABS, 20), 3717 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JSET+BPF_K, 0x1fff, 6, 0), 3718 1.1.2.3 tls BPF_STMT(BPF_LDX+BPF_B+BPF_MSH, 14), 3719 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_H+BPF_IND, 14), 3720 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 79, 2, 0), 3721 1.1.2.3 tls BPF_STMT(BPF_LD+BPF_H+BPF_IND, 16), 3722 1.1.2.3 tls BPF_JUMP(BPF_JMP+BPF_JEQ+BPF_K, 79, 0, 1), 3723 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, UINT32_MAX), 3724 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 0), 3725 1.1.2.3 tls }; 3726 1.1.2.3 tls 3727 1.1.2.3 tls bpfjit_func_t code; 3728 1.1.2.3 tls uint8_t pkt[30] = {}; 3729 1.1.2.3 tls 3730 1.1.2.3 tls /* Set IP fragment offset to non-zero. */ 3731 1.1.2.3 tls pkt[20] = 1; pkt[21] = 1; 3732 1.1.2.3 tls 3733 1.1.2.3 tls size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3734 1.1.2.3 tls 3735 1.1.2.3 tls ATF_CHECK(bpf_validate(insns, insn_count)); 3736 1.1.2.3 tls 3737 1.1.2.3 tls code = bpfjit_generate_code(NULL, insns, insn_count); 3738 1.1.2.3 tls ATF_REQUIRE(code != NULL); 3739 1.1.2.3 tls 3740 1.1.2.3 tls /* Packet is too short. */ 3741 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3742 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3743 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3744 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3745 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3746 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 0); 3747 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 0); 3748 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 3749 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 0); 3750 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 10, 10) == 0); 3751 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 11, 11) == 0); 3752 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 12, 12) == 0); 3753 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 13, 13) == 0); 3754 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 14, 14) == 0); 3755 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 15, 15) == 0); 3756 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 16, 16) == 0); 3757 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 17, 17) == 0); 3758 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 18, 18) == 0); 3759 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 19, 19) == 0); 3760 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 20, 20) == 0); 3761 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 21, 21) == 0); 3762 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 22, 22) == 0); 3763 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 23, 23) == 0); 3764 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 24, 24) == 0); 3765 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 25, 25) == 0); 3766 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 26, 26) == 0); 3767 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 27, 27) == 0); 3768 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 28, 28) == 0); 3769 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 29, 29) == 0); 3770 1.1.2.3 tls 3771 1.1.2.3 tls /* The packet doesn't match. */ 3772 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == 0); 3773 1.1.2.3 tls 3774 1.1.2.3 tls /* Still no match after setting the protocol field. */ 3775 1.1.2.3 tls pkt[12] = 8; 3776 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == 0); 3777 1.1.2.3 tls 3778 1.1.2.3 tls /* Get one step closer to the match. */ 3779 1.1.2.3 tls pkt[23] = 6; 3780 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == 0); 3781 1.1.2.3 tls 3782 1.1.2.3 tls /* Set IP fragment offset to zero. */ 3783 1.1.2.3 tls pkt[20] = 0x20; pkt[21] = 0; 3784 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == 0); 3785 1.1.2.3 tls 3786 1.1.2.3 tls /* Set IP header length to 12. */ 3787 1.1.2.3 tls pkt[14] = 0xd3; 3788 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == 0); 3789 1.1.2.3 tls 3790 1.1.2.3 tls /* Match one branch of the program. */ 3791 1.1.2.3 tls pkt[27] = 79; 3792 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == UINT32_MAX); 3793 1.1.2.3 tls 3794 1.1.2.3 tls /* Match the other branch of the program. */ 3795 1.1.2.3 tls pkt[29] = 79; pkt[27] = 0; 3796 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == UINT32_MAX); 3797 1.1.2.3 tls 3798 1.1.2.3 tls /* Packet is too short. */ 3799 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 1, 1) == 0); 3800 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 2, 2) == 0); 3801 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 3, 3) == 0); 3802 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 4, 4) == 0); 3803 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 5, 5) == 0); 3804 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 6, 6) == 0); 3805 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 7, 7) == 0); 3806 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 8, 8) == 0); 3807 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 9, 9) == 0); 3808 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 10, 10) == 0); 3809 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 11, 11) == 0); 3810 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 12, 12) == 0); 3811 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 13, 13) == 0); 3812 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 14, 14) == 0); 3813 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 15, 15) == 0); 3814 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 16, 16) == 0); 3815 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 17, 17) == 0); 3816 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 18, 18) == 0); 3817 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 19, 19) == 0); 3818 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 20, 20) == 0); 3819 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 21, 21) == 0); 3820 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 22, 22) == 0); 3821 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 23, 23) == 0); 3822 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 24, 24) == 0); 3823 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 25, 25) == 0); 3824 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 26, 26) == 0); 3825 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 27, 27) == 0); 3826 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 28, 28) == 0); 3827 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 29, 29) == 0); 3828 1.1.2.3 tls 3829 1.1.2.3 tls /* Set IP header length to 16. Packet is too short. */ 3830 1.1.2.3 tls pkt[14] = 4; 3831 1.1.2.3 tls ATF_CHECK(jitcall(code, pkt, 30, 30) == 0); 3832 1.1.2.3 tls 3833 1.1.2.3 tls bpfjit_free_code(code); 3834 1.1.2.3 tls } 3835 1.1.2.3 tls 3836 1.1.2.3 tls ATF_TC(libbpfjit_cop_no_ctx); 3837 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_cop_no_ctx, tc) 3838 1.1.2.3 tls { 3839 1.1.2.3 tls atf_tc_set_md_var(tc, "descr", "Test that BPF_MISC|BPF_COP " 3840 1.1.2.3 tls "instruction can't be accepted without a context"); 3841 1.1.2.3 tls } 3842 1.1.2.3 tls 3843 1.1.2.3 tls ATF_TC_BODY(libbpfjit_cop_no_ctx, tc) 3844 1.1.2.3 tls { 3845 1.1.2.3 tls static struct bpf_insn insns[] = { 3846 1.1.2.3 tls BPF_STMT(BPF_MISC+BPF_COP, 0), 3847 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 7) 3848 1.1.2.3 tls }; 3849 1.1.2.3 tls 3850 1.1.2.3 tls size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3851 1.1.2.3 tls 3852 1.1.2.3 tls ATF_CHECK(!bpf_validate(insns, insn_count)); 3853 1.1.2.3 tls 3854 1.1.2.3 tls ATF_CHECK(bpfjit_generate_code(NULL, insns, insn_count) == NULL); 3855 1.1.2.3 tls } 3856 1.1.2.3 tls 3857 1.1.2.3 tls ATF_TC(libbpfjit_copx_no_ctx); 3858 1.1.2.3 tls ATF_TC_HEAD(libbpfjit_copx_no_ctx, tc) 3859 1.1.2.3 tls { 3860 1.1.2.3 tls atf_tc_set_md_var(tc, "descr", "Test that BPF_MISC|BPF_COPX " 3861 1.1.2.3 tls "instruction can't be accepted without a context"); 3862 1.1.2.3 tls } 3863 1.1.2.3 tls 3864 1.1.2.3 tls ATF_TC_BODY(libbpfjit_copx_no_ctx, tc) 3865 1.1.2.3 tls { 3866 1.1.2.3 tls static struct bpf_insn insns[] = { 3867 1.1.2.3 tls BPF_STMT(BPF_MISC+BPF_COPX, 0), 3868 1.1.2.3 tls BPF_STMT(BPF_RET+BPF_K, 7) 3869 1.1.2.3 tls }; 3870 1.1.2.3 tls 3871 1.1.2.3 tls size_t insn_count = sizeof(insns) / sizeof(insns[0]); 3872 1.1.2.3 tls 3873 1.1.2.3 tls ATF_CHECK(!bpf_validate(insns, insn_count)); 3874 1.1.2.3 tls 3875 1.1.2.3 tls ATF_CHECK(bpfjit_generate_code(NULL, insns, insn_count) == NULL); 3876 1.1.2.3 tls } 3877 1.1.2.3 tls 3878 1.1.2.2 alnsn ATF_TP_ADD_TCS(tp) 3879 1.1.2.2 alnsn { 3880 1.1.2.2 alnsn 3881 1.1.2.3 tls /* 3882 1.1.2.3 tls * For every new test please also add a similar test 3883 1.1.2.3 tls * to ../../net/bpfjit/t_bpfjit.c 3884 1.1.2.3 tls */ 3885 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_empty); 3886 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_add_k); 3887 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_sub_k); 3888 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_mul_k); 3889 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div0_k); 3890 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div1_k); 3891 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div2_k); 3892 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div4_k); 3893 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div10_k); 3894 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div10000_k); 3895 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div7609801_k); 3896 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div80000000_k); 3897 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_and_k); 3898 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_or_k); 3899 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_lsh_k); 3900 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_lsh0_k); 3901 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_rsh_k); 3902 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_rsh0_k); 3903 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_modulo_k); 3904 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_add_x); 3905 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_sub_x); 3906 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_mul_x); 3907 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div0_x); 3908 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div1_x); 3909 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div2_x); 3910 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div4_x); 3911 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div10_x); 3912 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div10000_x); 3913 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div7609801_x); 3914 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_div80000000_x); 3915 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_and_x); 3916 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_or_x); 3917 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_lsh_x); 3918 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_lsh0_x); 3919 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_rsh_x); 3920 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_rsh0_x); 3921 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_modulo_x); 3922 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_alu_neg); 3923 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_ja); 3924 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_jgt_k); 3925 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_jge_k); 3926 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_jeq_k); 3927 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_jset_k); 3928 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_modulo_k); 3929 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_jgt_x); 3930 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_jge_x); 3931 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_jeq_x); 3932 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_jset_x); 3933 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_jmp_modulo_x); 3934 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ld_abs); 3935 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ld_abs_k_overflow); 3936 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ld_ind); 3937 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ld_ind_k_overflow); 3938 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ld_ind_x_overflow1); 3939 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ld_ind_x_overflow2); 3940 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ld_len); 3941 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ld_imm); 3942 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ldx_imm1); 3943 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ldx_imm2); 3944 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ldx_len1); 3945 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ldx_len2); 3946 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_ldx_msh); 3947 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_misc_tax); 3948 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_misc_txa); 3949 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_st1); 3950 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_st2); 3951 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_st3); 3952 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_st4); 3953 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_st5); 3954 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_stx1); 3955 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_stx2); 3956 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_stx3); 3957 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_stx4); 3958 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_opt_ld_abs_1); 3959 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_opt_ld_abs_2); 3960 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_opt_ld_abs_3); 3961 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_opt_ld_ind_1); 3962 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_opt_ld_ind_2); 3963 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_opt_ld_ind_3); 3964 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_opt_ld_ind_4); 3965 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_abc_ja); 3966 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_abc_ja_over); 3967 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_abc_ld_chain); 3968 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_examples_1); 3969 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_examples_2); 3970 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_examples_3); 3971 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_cop_no_ctx); 3972 1.1.2.3 tls ATF_TP_ADD_TC(tp, libbpfjit_copx_no_ctx); 3973 1.1.2.2 alnsn 3974 1.1.2.2 alnsn return atf_no_error(); 3975 1.1.2.2 alnsn } 3976
Indexes created Fri Oct 03 02:09:57 GMT 2025