diff options
Diffstat (limited to 'tests/ip_local_port_range.c')
| -rw-r--r-- | tests/ip_local_port_range.c | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/tests/ip_local_port_range.c b/tests/ip_local_port_range.c new file mode 100644 index 000000000..e4449d455 --- /dev/null +++ b/tests/ip_local_port_range.c @@ -0,0 +1,185 @@ +/* + * Copyright (c) 2023 Eugene Syromyatnikov <evgsyr@gmail.com> + * All rights reserved. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "tests.h" + +#include <limits.h> +#include <stdio.h> +#include <unistd.h> +#include <arpa/inet.h> +#include <netinet/in.h> +#include <sys/socket.h> + +#ifndef IP_LOCAL_PORT_RANGE +# define IP_LOCAL_PORT_RANGE 51 +#endif + +#ifndef INJSTR +# define INJSTR "" +#endif + +int +main(void) +{ + static const struct strval32 opts[] = { + { 0, NULL }, + { 1, "1.." }, + { 12345, "12345.." }, + { 0xbeef, "48879.." }, + { 0x10000, "..1" }, + { 12345 << 16, "..12345" }, + { 0x12341234U, "4660..4660" }, + { 0x87654321U, "17185..34661" }, + { 0xbadc0dedU, "3565..47836" }, + { 0xbeef0000U, "..48879" }, + { 0xbeef0001U, "1..48879" }, + { 0xbeefbeefU, "48879..48879" }, + { 0xbeeffaceU, NULL }, + }; + + TAIL_ALLOC_OBJECT_CONST_PTR(unsigned int, ports); + TAIL_ALLOC_OBJECT_CONST_ARR(unsigned int, big_ports, 2); + const char *errstr; + socklen_t len; + int rc; + + for (unsigned int i = 0; i < ARRAY_SIZE(opts); ++i) { + *ports = opts[i].val; + + /* optlen < 0, EINVAL */ + len = -1; + rc = setsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, len); + printf("setsockopt(0, " XLAT_FMT ", " XLAT_FMT ", %p, -1) = %s" + INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + ports, sprintrc(rc)); + + rc = getsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, &len); + printf("getsockopt(0, " XLAT_FMT ", " XLAT_FMT ", %p, [-1]) = %s" + INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + ports, sprintrc(rc)); + + + /* optlen = 0, EINVAL */ + len = 0; + rc = setsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, len); + printf("setsockopt(0, " XLAT_FMT ", " XLAT_FMT ", \"\", 0) = %s" + INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + sprintrc(rc)); + + rc = getsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, &len); + printf("getsockopt(0, " XLAT_FMT ", " XLAT_FMT ", %p, [0]) = %s" + INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + ports, sprintrc(rc)); + + + /* optlen < sizeof(int), EINVAL */ + len = sizeof(*ports) - 1; + rc = setsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, len); + errstr = sprintrc(rc); + printf("setsockopt(0, " XLAT_FMT ", " XLAT_FMT ", ", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE)); + print_quoted_hex(ports, len); + printf(", 3) = %s" INJSTR "\n", errstr); + + rc = getsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, &len); + errstr = sprintrc(rc); + printf("getsockopt(0, " XLAT_FMT ", " XLAT_FMT ", ", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE)); + if (INJSTR[0]) + print_quoted_hex(ports, len); + else + printf("%p", ports); + printf(", [3]) = %s" INJSTR "\n", errstr); + + + /* optval EFAULT */ + len = sizeof(*ports); + rc = setsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports + 1, len); + printf("setsockopt(0, " XLAT_FMT ", " XLAT_FMT ", %p, 4) = %s" + INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + ports + 1, sprintrc(rc)); + + rc = getsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports + 1, &len); + printf("getsockopt(0, " XLAT_FMT ", " XLAT_FMT ", %p, [4]) = %s" + INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + ports + 1, sprintrc(rc)); + + + /* classic */ + len = sizeof(*ports); + rc = setsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, len); + printf("setsockopt(0, " XLAT_FMT ", " XLAT_FMT ", [%#x%s%s%s]" + ", 4) = %s" INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + *ports, + !XLAT_RAW && opts[i].str ? " /* " : "", + !XLAT_RAW && opts[i].str ? opts[i].str : "", + !XLAT_RAW && opts[i].str ? " */" : "", + sprintrc(rc)); + + rc = getsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, &len); + errstr = sprintrc(rc); + printf("getsockopt(0, " XLAT_FMT ", " XLAT_FMT ", ", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE)); + if (INJSTR[0]) { + printf("[%#x%s%s%s]", + *ports, + !XLAT_RAW && opts[i].str ? " /* " : "", + !XLAT_RAW && opts[i].str ? opts[i].str : "", + !XLAT_RAW && opts[i].str ? " */" : ""); + } else { + printf("%p", ports); + } + printf(", [4]) = %s" INJSTR "\n", errstr); + + + /* optval > sizeof(int), EFAULT */ + len = sizeof(*ports) + 1; + rc = setsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, len); + printf("setsockopt(0, " XLAT_FMT ", " XLAT_FMT ", %p, 5) = %s" + INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + ports, sprintrc(rc)); + + rc = getsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, ports, &len); + printf("getsockopt(0, " XLAT_FMT ", " XLAT_FMT ", %p, [5]) = %s" + INJSTR "\n", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE), + ports, sprintrc(rc)); + + + /* optlen > sizeof(int), EINVAL */ + len = sizeof(*ports) * 2; + big_ports[0] = opts[i].val; + big_ports[1] = opts[i].val; + rc = setsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, big_ports, len); + errstr = sprintrc(rc); + printf("setsockopt(0, " XLAT_FMT ", " XLAT_FMT ", ", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE)); + print_quoted_hex(big_ports, len); + printf(", 8) = %s" INJSTR "\n", errstr); + + rc = getsockopt(0, SOL_IP, IP_LOCAL_PORT_RANGE, big_ports, &len); + errstr = sprintrc(rc); + printf("getsockopt(0, " XLAT_FMT ", " XLAT_FMT ", ", + XLAT_ARGS(SOL_IP), XLAT_ARGS(IP_LOCAL_PORT_RANGE)); + if (INJSTR[0]) + print_quoted_hex(big_ports, len); + else + printf("%p", big_ports); + printf(", [8]) = %s" INJSTR "\n", errstr); + } + + puts("+++ exited with 0 +++"); + return 0; +} |