/* $NetBSD: t_cop.c,v 1.4 2017/01/13 21:30:42 christos Exp $ */
/*-
* Copyright (c) 2014 Alexander Nasonov.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_cop.c,v 1.4 2017/01/13 21:30:42 christos Exp $");
#include <stdint.h>
#include <string.h>
#define __BPF_PRIVATE
#include <net/bpf.h>
#include <net/bpfjit.h>
#include "../../net/bpf/h_bpf.h"
/* XXX: atf-c.h has collisions with mbuf */
#undef m_type
#undef m_data
#include <atf-c.h>
#include "h_macros.h"
static uint32_t retA(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A);
static uint32_t retBL(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A);
static uint32_t retWL(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A);
static uint32_t retNF(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A);
static uint32_t setARG(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A);
static const bpf_copfunc_t copfuncs[] = {
&retA,
&retBL,
&retWL,
&retNF,
&setARG
};
static const bpf_ctx_t ctx = {
.copfuncs = copfuncs,
.nfuncs = sizeof(copfuncs) / sizeof(copfuncs[0]),
.extwords = 0
};
static uint32_t
retA(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A)
{
return A;
}
static uint32_t
retBL(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A)
{
return args->buflen;
}
static uint32_t
retWL(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A)
{
return args->wirelen;
}
static uint32_t
retNF(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A)
{
return bc->nfuncs;
}
/*
* COP function with a side effect.
*/
static uint32_t
setARG(const bpf_ctx_t *bc, bpf_args_t *args, uint32_t A)
{
bool *arg = (bool *)args->arg;
bool old = *arg;
*arg = true;
return old;
}
ATF_TC(bpfjit_cop_no_ctx);
ATF_TC_HEAD(bpfjit_cop_no_ctx, tc)
{
atf_tc_set_md_var(tc, "descr", "Test that bpf program with BPF_COP "
"instruction isn't valid without a context");
}
ATF_TC_BODY(bpfjit_cop_no_ctx, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_MISC+BPF_COP, 0),
BPF_STMT(BPF_RET+BPF_K, 7)
};
bpfjit_func_t code;
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
ATF_CHECK(!prog_validate(insns, insn_count));
rump_schedule();
code = rumpns_bpfjit_generate_code(NULL, insns, insn_count);
rump_unschedule();
ATF_CHECK(code == NULL);
}
ATF_TC(bpfjit_cop_ret_A);
ATF_TC_HEAD(bpfjit_cop_ret_A, tc)
{
atf_tc_set_md_var(tc, "descr", "Test coprocessor function "
"that returns a content of the A register");
}
ATF_TC_BODY(bpfjit_cop_ret_A, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_MISC+BPF_COP, 0), // retA
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt),
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == 13);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_cop_ret_buflen);
ATF_TC_HEAD(bpfjit_cop_ret_buflen, tc)
{
atf_tc_set_md_var(tc, "descr", "Test coprocessor function "
"that returns the buflen argument");
}
ATF_TC_BODY(bpfjit_cop_ret_buflen, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_MISC+BPF_COP, 1), // retBL
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt)
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == sizeof(pkt));
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_cop_ret_wirelen);
ATF_TC_HEAD(bpfjit_cop_ret_wirelen, tc)
{
atf_tc_set_md_var(tc, "descr", "Test coprocessor function "
"that returns the wirelen argument");
}
ATF_TC_BODY(bpfjit_cop_ret_wirelen, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_MISC+BPF_COP, 2), // retWL
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt)
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == sizeof(pkt));
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_cop_ret_nfuncs);
ATF_TC_HEAD(bpfjit_cop_ret_nfuncs, tc)
{
atf_tc_set_md_var(tc, "descr", "Test coprocessor function "
"that returns nfuncs member of the context argument");
}
ATF_TC_BODY(bpfjit_cop_ret_nfuncs, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_MISC+BPF_COP, 3), // retNF
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt)
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == ctx.nfuncs);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_cop_side_effect);
ATF_TC_HEAD(bpfjit_cop_side_effect, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that ABC optimization doesn't skip BPF_COP call");
}
ATF_TC_BODY(bpfjit_cop_side_effect, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 0),
BPF_STMT(BPF_MISC+BPF_COP, 4), // setARG
BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 99999),
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
bool arg = false;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt),
.mem = NULL,
.arg = &arg
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == 0);
ATF_CHECK(arg == true);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_cop_copx);
ATF_TC_HEAD(bpfjit_cop_copx, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test BPF_COP call followed by BPF_COPX call");
}
ATF_TC_BODY(bpfjit_cop_copx, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 1), /* A <- 1 */
BPF_STMT(BPF_MISC+BPF_COP, 0), /* retA */
BPF_STMT(BPF_MISC+BPF_TAX, 0), /* X <- A */
BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 0), /* A = P[0] */
BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 1), /* A = A + X */
BPF_STMT(BPF_MISC+BPF_TAX, 0), /* X <- A */
BPF_STMT(BPF_MISC+BPF_COPX, 0), /* retNF */
BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 1), /* A = A + X */
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 2 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt),
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == 3 + ctx.nfuncs);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_cop_invalid_index);
ATF_TC_HEAD(bpfjit_cop_invalid_index, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that out-of-range coprocessor function fails validation");
}
ATF_TC_BODY(bpfjit_cop_invalid_index, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_MISC+BPF_COP, 6), // invalid index
BPF_STMT(BPF_RET+BPF_K, 27)
};
bpfjit_func_t code;
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_CHECK(code == NULL);
}
ATF_TC(bpfjit_copx_no_ctx);
ATF_TC_HEAD(bpfjit_copx_no_ctx, tc)
{
atf_tc_set_md_var(tc, "descr", "Test that bpf program with BPF_COPX "
"instruction isn't valid without a context");
}
ATF_TC_BODY(bpfjit_copx_no_ctx, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_MISC+BPF_COP, 0),
BPF_STMT(BPF_RET+BPF_K, 7)
};
bpfjit_func_t code;
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
ATF_CHECK(!prog_validate(insns, insn_count));
rump_schedule();
code = rumpns_bpfjit_generate_code(NULL, insns, insn_count);
rump_unschedule();
ATF_CHECK(code == NULL);
}
ATF_TC(bpfjit_copx_ret_A);
ATF_TC_HEAD(bpfjit_copx_ret_A, tc)
{
atf_tc_set_md_var(tc, "descr", "Test coprocessor function "
"that returns a content of the A register");
}
ATF_TC_BODY(bpfjit_copx_ret_A, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_LDX+BPF_IMM, 0), // retA
BPF_STMT(BPF_MISC+BPF_COPX, 0),
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt),
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == 13);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_copx_ret_buflen);
ATF_TC_HEAD(bpfjit_copx_ret_buflen, tc)
{
atf_tc_set_md_var(tc, "descr", "Test coprocessor function "
"that returns the buflen argument");
}
ATF_TC_BODY(bpfjit_copx_ret_buflen, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_LDX+BPF_IMM, 1), // retBL
BPF_STMT(BPF_MISC+BPF_COPX, 0),
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt)
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == sizeof(pkt));
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_copx_ret_wirelen);
ATF_TC_HEAD(bpfjit_copx_ret_wirelen, tc)
{
atf_tc_set_md_var(tc, "descr", "Test coprocessor function "
"that returns the wirelen argument");
}
ATF_TC_BODY(bpfjit_copx_ret_wirelen, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LDX+BPF_IMM, 2), // retWL
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_MISC+BPF_COPX, 0),
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt)
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == sizeof(pkt));
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_copx_ret_nfuncs);
ATF_TC_HEAD(bpfjit_copx_ret_nfuncs, tc)
{
atf_tc_set_md_var(tc, "descr", "Test coprocessor function "
"that returns nfuncs member of the context argument");
}
ATF_TC_BODY(bpfjit_copx_ret_nfuncs, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_LDX+BPF_IMM, 3), // retNF
BPF_STMT(BPF_MISC+BPF_COPX, 0),
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt)
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == ctx.nfuncs);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_copx_side_effect);
ATF_TC_HEAD(bpfjit_copx_side_effect, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that ABC optimization doesn't skip BPF_COPX call");
}
ATF_TC_BODY(bpfjit_copx_side_effect, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LD+BPF_IMM, 13),
BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 0),
BPF_STMT(BPF_LDX+BPF_IMM, 4), // setARG
BPF_STMT(BPF_MISC+BPF_COPX, 0),
BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 99999),
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
bool arg = false;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt),
.mem = NULL,
.arg = &arg
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == 0);
ATF_CHECK(arg == true);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_copx_cop);
ATF_TC_HEAD(bpfjit_copx_cop, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test BPF_COPX call followed by BPF_COP call");
}
ATF_TC_BODY(bpfjit_copx_cop, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LDX+BPF_IMM, 2), /* X <- 2 */
BPF_STMT(BPF_MISC+BPF_COPX, 0), /* retWL */
BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 1), /* A = A + X */
BPF_STMT(BPF_MISC+BPF_TAX, 0), /* X <- A */
BPF_STMT(BPF_LD+BPF_B+BPF_ABS, 0), /* A = P[0] */
BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 1), /* A = A + X */
BPF_STMT(BPF_MISC+BPF_TAX, 0), /* X <- A */
BPF_STMT(BPF_MISC+BPF_COP, 3), /* retNF */
BPF_STMT(BPF_ALU+BPF_ADD+BPF_X, 1), /* A = A + X */
BPF_STMT(BPF_RET+BPF_A, 0)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 2 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt),
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == 5 + ctx.nfuncs);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TC(bpfjit_copx_invalid_index);
ATF_TC_HEAD(bpfjit_copx_invalid_index, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that out-of-range BPF_COPX call fails at runtime");
}
ATF_TC_BODY(bpfjit_copx_invalid_index, tc)
{
static struct bpf_insn insns[] = {
BPF_STMT(BPF_LDX+BPF_IMM, 5), // invalid index
BPF_STMT(BPF_MISC+BPF_COPX, 0),
BPF_STMT(BPF_RET+BPF_K, 27)
};
bpfjit_func_t code;
uint8_t pkt[1] = { 0 };
bpf_args_t args = {
.pkt = pkt,
.buflen = sizeof(pkt),
.wirelen = sizeof(pkt)
};
size_t insn_count = sizeof(insns) / sizeof(insns[0]);
RZ(rump_init());
rump_schedule();
code = rumpns_bpfjit_generate_code(&ctx, insns, insn_count);
rump_unschedule();
ATF_REQUIRE(code != NULL);
ATF_CHECK(code(&ctx, &args) == 0);
rump_schedule();
rumpns_bpfjit_free_code(code);
rump_unschedule();
}
ATF_TP_ADD_TCS(tp)
{
/*
* For every new test please also add a similar test
* to ../../lib/libbpfjit/t_cop.c
*/
ATF_TP_ADD_TC(tp, bpfjit_cop_no_ctx);
ATF_TP_ADD_TC(tp, bpfjit_cop_ret_A);
ATF_TP_ADD_TC(tp, bpfjit_cop_ret_buflen);
ATF_TP_ADD_TC(tp, bpfjit_cop_ret_wirelen);
ATF_TP_ADD_TC(tp, bpfjit_cop_ret_nfuncs);
ATF_TP_ADD_TC(tp, bpfjit_cop_side_effect);
ATF_TP_ADD_TC(tp, bpfjit_cop_copx);
ATF_TP_ADD_TC(tp, bpfjit_cop_invalid_index);
ATF_TP_ADD_TC(tp, bpfjit_copx_no_ctx);
ATF_TP_ADD_TC(tp, bpfjit_copx_ret_A);
ATF_TP_ADD_TC(tp, bpfjit_copx_ret_buflen);
ATF_TP_ADD_TC(tp, bpfjit_copx_ret_wirelen);
ATF_TP_ADD_TC(tp, bpfjit_copx_ret_nfuncs);
ATF_TP_ADD_TC(tp, bpfjit_copx_side_effect);
ATF_TP_ADD_TC(tp, bpfjit_copx_cop);
ATF_TP_ADD_TC(tp, bpfjit_copx_invalid_index);
return atf_no_error();
}