numam-dpdk/app/test/test_cmdline_ipaddr.c
Pavan Nikhilesh 71bdd8a178 app: use common macro RTE_DIM
Use RTE_DIM macro to calculate array size.

Suggested-by: David Marchand <david.marchand@redhat.com>
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Acked-by: David Marchand <david.marchand@redhat.com>
2020-02-05 14:37:41 +01:00

672 lines
17 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2010-2014 Intel Corporation
*/
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <rte_string_fns.h>
#include <cmdline_parse.h>
#include <cmdline_parse_ipaddr.h>
#include "test_cmdline.h"
#define IP4(a,b,c,d) {((uint32_t)(((a) & 0xff)) | \
(((b) & 0xff) << 8) | \
(((c) & 0xff) << 16) | \
((d) & 0xff) << 24)}
#define U16_SWAP(x) \
(((x & 0xFF) << 8) | ((x & 0xFF00) >> 8))
/* create IPv6 address, swapping bytes where needed */
#ifndef s6_addr16
# define s6_addr16 __u6_addr.__u6_addr16
#endif
#define IP6(a,b,c,d,e,f,g,h) .ipv6 = \
{.s6_addr16 = \
{U16_SWAP(a),U16_SWAP(b),U16_SWAP(c),U16_SWAP(d),\
U16_SWAP(e),U16_SWAP(f),U16_SWAP(g),U16_SWAP(h)}}
/** these are defined in netinet/in.h but not present in linux headers */
#ifndef NIPQUAD
#define NIPQUAD_FMT "%u.%u.%u.%u"
#define NIPQUAD(addr) \
(unsigned)((unsigned char *)&addr)[0], \
(unsigned)((unsigned char *)&addr)[1], \
(unsigned)((unsigned char *)&addr)[2], \
(unsigned)((unsigned char *)&addr)[3]
#define NIP6_FMT "%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x"
#define NIP6(addr) \
(unsigned)((addr).s6_addr[0]), \
(unsigned)((addr).s6_addr[1]), \
(unsigned)((addr).s6_addr[2]), \
(unsigned)((addr).s6_addr[3]), \
(unsigned)((addr).s6_addr[4]), \
(unsigned)((addr).s6_addr[5]), \
(unsigned)((addr).s6_addr[6]), \
(unsigned)((addr).s6_addr[7]), \
(unsigned)((addr).s6_addr[8]), \
(unsigned)((addr).s6_addr[9]), \
(unsigned)((addr).s6_addr[10]), \
(unsigned)((addr).s6_addr[11]), \
(unsigned)((addr).s6_addr[12]), \
(unsigned)((addr).s6_addr[13]), \
(unsigned)((addr).s6_addr[14]), \
(unsigned)((addr).s6_addr[15])
#endif
struct ipaddr_str {
const char * str;
cmdline_ipaddr_t addr;
unsigned flags;
};
const struct ipaddr_str ipaddr_valid_strs[] = {
{"0.0.0.0", {AF_INET, {IP4(0,0,0,0)}, 0},
CMDLINE_IPADDR_V4},
{"0.0.0.0/0", {AF_INET, {IP4(0,0,0,0)}, 0},
CMDLINE_IPADDR_V4 | CMDLINE_IPADDR_NETWORK},
{"0.0.0.0/24", {AF_INET, {IP4(0,0,0,0)}, 24},
CMDLINE_IPADDR_V4 | CMDLINE_IPADDR_NETWORK},
{"192.168.1.0/24", {AF_INET, {IP4(192,168,1,0)}, 24},
CMDLINE_IPADDR_V4 | CMDLINE_IPADDR_NETWORK},
{"34.56.78.90/1", {AF_INET, {IP4(34,56,78,90)}, 1},
CMDLINE_IPADDR_V4 | CMDLINE_IPADDR_NETWORK},
{"::", {AF_INET6, {IP6(0,0,0,0,0,0,0,0)}, 0},
CMDLINE_IPADDR_V6},
{"::1", {AF_INET6, {IP6(0,0,0,0,0,0,0,1)}, 0},
CMDLINE_IPADDR_V6},
{"::1/32", {AF_INET6, {IP6(0,0,0,0,0,0,0,1)}, 32},
CMDLINE_IPADDR_V6 | CMDLINE_IPADDR_NETWORK},
{"::/32", {AF_INET6, {IP6(0,0,0,0,0,0,0,0)}, 32},
CMDLINE_IPADDR_V6 | CMDLINE_IPADDR_NETWORK},
/* RFC5952 requests that only lowercase should be used */
{"1234:5678:90ab:cdef:4321:8765:BA09:FEDC", {AF_INET6,
{IP6(0x1234,0x5678,0x90AB,0xCDEF,0x4321,0x8765,0xBA09,0xFEDC)},
0},
CMDLINE_IPADDR_V6},
{"1234::1234/64", {AF_INET6,
{IP6(0x1234,0,0,0,0,0,0,0x1234)},
64},
CMDLINE_IPADDR_V6 | CMDLINE_IPADDR_NETWORK},
{"1234::/64", {AF_INET6,
{IP6(0x1234,0,0,0,0,0,0,0)},
64},
CMDLINE_IPADDR_V6 | CMDLINE_IPADDR_NETWORK},
{"1:1::1/32", {AF_INET6,
{IP6(1,1,0,0,0,0,0,1)},
32},
CMDLINE_IPADDR_V6 | CMDLINE_IPADDR_NETWORK},
{"1:2:3:4::/64", {AF_INET6,
{IP6(1,2,3,4,0,0,0,0)},
64},
CMDLINE_IPADDR_V6 | CMDLINE_IPADDR_NETWORK},
{"::ffff:192.168.1.0/64", {AF_INET6,
{IP6(0,0,0,0,0,0xFFFF,0xC0A8,0x100)},
64},
CMDLINE_IPADDR_V6 | CMDLINE_IPADDR_NETWORK},
/* RFC5952 requests not using :: to skip one block of zeros*/
{"1::2:3:4:5:6:7", {AF_INET6,
{IP6(1,0,2,3,4,5,6,7)},
0},
CMDLINE_IPADDR_V6},
};
const char * ipaddr_garbage_addr4_strs[] = {
/* IPv4 */
"192.168.1.0 garbage",
"192.168.1.0\0garbage",
"192.168.1.0#garbage",
"192.168.1.0\tgarbage",
"192.168.1.0\rgarbage",
"192.168.1.0\ngarbage",
};
#define IPv4_GARBAGE_ADDR IP4(192,168,1,0)
const char * ipaddr_garbage_addr6_strs[] = {
/* IPv6 */
"1:2:3:4::8 garbage",
"1:2:3:4::8#garbage",
"1:2:3:4::8\0garbage",
"1:2:3:4::8\rgarbage",
"1:2:3:4::8\ngarbage",
"1:2:3:4::8\tgarbage",
};
#define IPv6_GARBAGE_ADDR {IP6(1,2,3,4,0,0,0,8)}
const char * ipaddr_garbage_network4_strs[] = {
/* IPv4 */
"192.168.1.0/24 garbage",
"192.168.1.0/24\0garbage",
"192.168.1.0/24#garbage",
"192.168.1.0/24\tgarbage",
"192.168.1.0/24\rgarbage",
"192.168.1.0/24\ngarbage",
};
#define IPv4_GARBAGE_PREFIX 24
const char * ipaddr_garbage_network6_strs[] = {
/* IPv6 */
"1:2:3:4::8/64 garbage",
"1:2:3:4::8/64#garbage",
"1:2:3:4::8/64\0garbage",
"1:2:3:4::8/64\rgarbage",
"1:2:3:4::8/64\ngarbage",
"1:2:3:4::8/64\tgarbage",
};
#define IPv6_GARBAGE_PREFIX 64
const char * ipaddr_invalid_strs[] = {
/** IPv4 **/
/* invalid numbers */
"0.0.0.-1",
"0.0.-1.0",
"0.-1.0.0",
"-1.0.0.0",
"0.0.0.-1/24",
"256.123.123.123",
"255.256.123.123",
"255.255.256.123",
"255.255.255.256",
"256.123.123.123/24",
"255.256.123.123/24",
"255.255.256.123/24",
"255.255.255.256/24",
/* invalid network mask */
"1.2.3.4/33",
"1.2.3.4/33231313",
"1.2.3.4/-1",
"1.2.3.4/24/33",
"1.2.3.4/24/-1",
"1.2.3.4/24/",
/* wrong format */
"1/24"
"/24"
"123.123.123",
"123.123.123.",
"123.123.123.123.",
"123.123.123..123",
"123.123.123.123.123",
".123.123.123",
".123.123.123.123",
"123.123.123/24",
"123.123.123./24",
"123.123.123.123./24",
"123.123.123..123/24",
"123.123.123.123.123/24",
".123.123.123/24",
".123.123.123.123/24",
/* invalid characters */
"123.123.123.12F",
"123.123.12F.123",
"123.12F.123.123",
"12F.123.123.123",
"12J.123.123.123",
"123,123,123,123",
"123!123!123!12F",
"123.123.123.123/4F",
/** IPv6 **/
/* wrong format */
"::fffff",
"ffff:",
"1:2:3:4:5:6:7:192.168.1.1",
"1234:192.168.1.1:ffff::",
"1:2:3:4:5:6:7:890ab",
"1:2:3:4:5:6:7890a:b",
"1:2:3:4:5:67890:a:b",
"1:2:3:4:56789:0:a:b",
"1:2:3:45678:9:0:a:b",
"1:2:34567:8:9:0:a:b",
"1:23456:7:8:9:0:a:b",
"12345:6:7:8:9:0:a:b",
"1:::2",
"1::::2",
"::fffff/64",
"1::2::3",
"1::2::3/64",
":1:2",
":1:2/64",
":1::2",
":1::2/64",
"1::2:3:4:5:6:7:8/64",
/* invalid network mask */
"1:2:3:4:5:6:7:8/129",
"1:2:3:4:5:6:7:8/-1",
/* invalid characters */
"a:b:c:d:e:f:g::",
/** misc **/
/* too long */
"1234:1234:1234:1234:1234:1234:1234:1234:1234:1234:1234"
"random invalid text",
"",
"\0",
" ",
};
static void
dump_addr(cmdline_ipaddr_t addr)
{
switch (addr.family) {
case AF_INET:
{
printf(NIPQUAD_FMT " prefixlen=%u\n",
NIPQUAD(addr.addr.ipv4.s_addr), addr.prefixlen);
break;
}
case AF_INET6:
{
printf(NIP6_FMT " prefixlen=%u\n",
NIP6(addr.addr.ipv6), addr.prefixlen);
break;
}
default:
printf("Can't dump: unknown address family.\n");
return;
}
}
static int
is_addr_different(cmdline_ipaddr_t addr1, cmdline_ipaddr_t addr2)
{
if (addr1.family != addr2.family)
return 1;
if (addr1.prefixlen != addr2.prefixlen)
return 1;
switch (addr1.family) {
/* IPv4 */
case AF_INET:
if (memcmp(&addr1.addr.ipv4, &addr2.addr.ipv4,
sizeof(struct in_addr)) != 0)
return 1;
break;
/* IPv6 */
case AF_INET6:
{
if (memcmp(&addr1.addr.ipv6, &addr2.addr.ipv6,
sizeof(struct in6_addr)) != 0)
return 1;
break;
}
/* thing that should not be */
default:
return -1;
}
return 0;
}
static int
can_parse_addr(unsigned addr_flags, unsigned test_flags)
{
if ((test_flags & addr_flags) == addr_flags) {
/* if we are not trying to parse network addresses */
if (test_flags < CMDLINE_IPADDR_NETWORK)
return 1;
/* if this is a network address */
else if (addr_flags & CMDLINE_IPADDR_NETWORK)
return 1;
}
return 0;
}
int
test_parse_ipaddr_valid(void)
{
cmdline_parse_token_ipaddr_t token;
char buf[CMDLINE_TEST_BUFSIZE];
cmdline_ipaddr_t result;
unsigned i;
uint8_t flags;
int ret;
/* cover all cases in help */
for (flags = 0x1; flags < 0x8; flags++) {
token.ipaddr_data.flags = flags;
memset(buf, 0, sizeof(buf));
if (cmdline_get_help_ipaddr((cmdline_parse_token_hdr_t*)&token,
buf, sizeof(buf)) == -1) {
printf("Error: help rejected valid parameters!\n");
return -1;
}
}
/* test valid strings */
for (i = 0; i < RTE_DIM(ipaddr_valid_strs); i++) {
/* test each valid string against different flags */
for (flags = 1; flags < 0x8; flags++) {
/* skip bad flag */
if (flags == CMDLINE_IPADDR_NETWORK)
continue;
/* clear out everything */
memset(buf, 0, sizeof(buf));
memset(&result, 0, sizeof(result));
memset(&token, 0, sizeof(token));
token.ipaddr_data.flags = flags;
cmdline_get_help_ipaddr((cmdline_parse_token_hdr_t*)&token,
buf, sizeof(buf));
ret = cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
ipaddr_valid_strs[i].str, (void*)&result,
sizeof(result));
/* if should have passed, or should have failed */
if ((ret < 0) ==
(can_parse_addr(ipaddr_valid_strs[i].flags, flags))) {
printf("Error: unexpected behavior when parsing %s as %s!\n",
ipaddr_valid_strs[i].str, buf);
printf("Parsed result: ");
dump_addr(result);
printf("Expected result: ");
dump_addr(ipaddr_valid_strs[i].addr);
return -1;
}
if (ret != -1 &&
is_addr_different(result, ipaddr_valid_strs[i].addr)) {
printf("Error: result mismatch when parsing %s as %s!\n",
ipaddr_valid_strs[i].str, buf);
printf("Parsed result: ");
dump_addr(result);
printf("Expected result: ");
dump_addr(ipaddr_valid_strs[i].addr);
return -1;
}
}
}
/* test garbage ipv4 address strings */
for (i = 0; i < RTE_DIM(ipaddr_garbage_addr4_strs); i++) {
struct in_addr tmp = IPv4_GARBAGE_ADDR;
/* test each valid string against different flags */
for (flags = 1; flags < 0x8; flags++) {
/* skip bad flag */
if (flags == CMDLINE_IPADDR_NETWORK)
continue;
/* clear out everything */
memset(buf, 0, sizeof(buf));
memset(&result, 0, sizeof(result));
memset(&token, 0, sizeof(token));
token.ipaddr_data.flags = flags;
cmdline_get_help_ipaddr((cmdline_parse_token_hdr_t*)&token,
buf, sizeof(buf));
ret = cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
ipaddr_garbage_addr4_strs[i], (void*)&result,
sizeof(result));
/* if should have passed, or should have failed */
if ((ret < 0) ==
(can_parse_addr(CMDLINE_IPADDR_V4, flags))) {
printf("Error: unexpected behavior when parsing %s as %s!\n",
ipaddr_garbage_addr4_strs[i], buf);
return -1;
}
if (ret != -1 &&
memcmp(&result.addr.ipv4, &tmp, sizeof(tmp))) {
printf("Error: result mismatch when parsing %s as %s!\n",
ipaddr_garbage_addr4_strs[i], buf);
return -1;
}
}
}
/* test garbage ipv6 address strings */
for (i = 0; i < RTE_DIM(ipaddr_garbage_addr6_strs); i++) {
cmdline_ipaddr_t tmp = {.addr = IPv6_GARBAGE_ADDR};
/* test each valid string against different flags */
for (flags = 1; flags < 0x8; flags++) {
/* skip bad flag */
if (flags == CMDLINE_IPADDR_NETWORK)
continue;
/* clear out everything */
memset(buf, 0, sizeof(buf));
memset(&result, 0, sizeof(result));
memset(&token, 0, sizeof(token));
token.ipaddr_data.flags = flags;
cmdline_get_help_ipaddr((cmdline_parse_token_hdr_t*)&token,
buf, sizeof(buf));
ret = cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
ipaddr_garbage_addr6_strs[i], (void*)&result,
sizeof(result));
/* if should have passed, or should have failed */
if ((ret < 0) ==
(can_parse_addr(CMDLINE_IPADDR_V6, flags))) {
printf("Error: unexpected behavior when parsing %s as %s!\n",
ipaddr_garbage_addr6_strs[i], buf);
return -1;
}
if (ret != -1 &&
memcmp(&result.addr.ipv6, &tmp.addr.ipv6, sizeof(struct in6_addr))) {
printf("Error: result mismatch when parsing %s as %s!\n",
ipaddr_garbage_addr6_strs[i], buf);
return -1;
}
}
}
/* test garbage ipv4 network strings */
for (i = 0; i < RTE_DIM(ipaddr_garbage_network4_strs); i++) {
struct in_addr tmp = IPv4_GARBAGE_ADDR;
/* test each valid string against different flags */
for (flags = 1; flags < 0x8; flags++) {
/* skip bad flag */
if (flags == CMDLINE_IPADDR_NETWORK)
continue;
/* clear out everything */
memset(buf, 0, sizeof(buf));
memset(&result, 0, sizeof(result));
memset(&token, 0, sizeof(token));
token.ipaddr_data.flags = flags;
cmdline_get_help_ipaddr((cmdline_parse_token_hdr_t*)&token,
buf, sizeof(buf));
ret = cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
ipaddr_garbage_network4_strs[i], (void*)&result,
sizeof(result));
/* if should have passed, or should have failed */
if ((ret < 0) ==
(can_parse_addr(CMDLINE_IPADDR_V4 | CMDLINE_IPADDR_NETWORK, flags))) {
printf("Error: unexpected behavior when parsing %s as %s!\n",
ipaddr_garbage_network4_strs[i], buf);
return -1;
}
if (ret != -1 &&
memcmp(&result.addr.ipv4, &tmp, sizeof(tmp))) {
printf("Error: result mismatch when parsing %s as %s!\n",
ipaddr_garbage_network4_strs[i], buf);
return -1;
}
}
}
/* test garbage ipv6 address strings */
for (i = 0; i < RTE_DIM(ipaddr_garbage_network6_strs); i++) {
cmdline_ipaddr_t tmp = {.addr = IPv6_GARBAGE_ADDR};
/* test each valid string against different flags */
for (flags = 1; flags < 0x8; flags++) {
/* skip bad flag */
if (flags == CMDLINE_IPADDR_NETWORK)
continue;
/* clear out everything */
memset(buf, 0, sizeof(buf));
memset(&result, 0, sizeof(result));
memset(&token, 0, sizeof(token));
token.ipaddr_data.flags = flags;
cmdline_get_help_ipaddr((cmdline_parse_token_hdr_t*)&token,
buf, sizeof(buf));
ret = cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
ipaddr_garbage_network6_strs[i], (void*)&result,
sizeof(result));
/* if should have passed, or should have failed */
if ((ret < 0) ==
(can_parse_addr(CMDLINE_IPADDR_V6 | CMDLINE_IPADDR_NETWORK, flags))) {
printf("Error: unexpected behavior when parsing %s as %s!\n",
ipaddr_garbage_network6_strs[i], buf);
return -1;
}
if (ret != -1 &&
memcmp(&result.addr.ipv6, &tmp.addr.ipv6, sizeof(struct in6_addr))) {
printf("Error: result mismatch when parsing %s as %s!\n",
ipaddr_garbage_network6_strs[i], buf);
return -1;
}
}
}
return 0;
}
int
test_parse_ipaddr_invalid_data(void)
{
cmdline_parse_token_ipaddr_t token;
char buf[CMDLINE_TEST_BUFSIZE];
cmdline_ipaddr_t result;
unsigned i;
uint8_t flags;
int ret;
memset(&result, 0, sizeof(result));
/* test invalid strings */
for (i = 0; i < RTE_DIM(ipaddr_invalid_strs); i++) {
/* test each valid string against different flags */
for (flags = 1; flags < 0x8; flags++) {
/* skip bad flag */
if (flags == CMDLINE_IPADDR_NETWORK)
continue;
/* clear out everything */
memset(buf, 0, sizeof(buf));
memset(&token, 0, sizeof(token));
token.ipaddr_data.flags = flags;
cmdline_get_help_ipaddr((cmdline_parse_token_hdr_t*)&token,
buf, sizeof(buf));
ret = cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
ipaddr_invalid_strs[i], (void*)&result,
sizeof(result));
if (ret != -1) {
printf("Error: parsing %s as %s succeeded!\n",
ipaddr_invalid_strs[i], buf);
printf("Parsed result: ");
dump_addr(result);
return -1;
}
}
}
return 0;
}
int
test_parse_ipaddr_invalid_param(void)
{
cmdline_parse_token_ipaddr_t token;
char buf[CMDLINE_TEST_BUFSIZE];
cmdline_ipaddr_t result;
snprintf(buf, sizeof(buf), "1.2.3.4");
token.ipaddr_data.flags = CMDLINE_IPADDR_V4;
/* null token */
if (cmdline_parse_ipaddr(NULL, buf, (void*)&result,
sizeof(result)) != -1) {
printf("Error: parser accepted invalid parameters!\n");
return -1;
}
/* null buffer */
if (cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
NULL, (void*)&result, sizeof(result)) != -1) {
printf("Error: parser accepted invalid parameters!\n");
return -1;
}
/* empty buffer */
if (cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
"", (void*)&result, sizeof(result)) != -1) {
printf("Error: parser accepted invalid parameters!\n");
return -1;
}
/* null result */
if (cmdline_parse_ipaddr((cmdline_parse_token_hdr_t*)&token,
buf, NULL, 0) == -1) {
printf("Error: parser rejected null result!\n");
return -1;
}
/* null token */
if (cmdline_get_help_ipaddr(NULL, buf, 0) != -1) {
printf("Error: help accepted invalid parameters!\n");
return -1;
}
/* null buffer */
if (cmdline_get_help_ipaddr((cmdline_parse_token_hdr_t*)&token,
NULL, 0) != -1) {
printf("Error: help accepted invalid parameters!\n");
return -1;
}
return 0;
}