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#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <arpa/inet.h>
static unsigned int failures;
static void report(const char *str, bool result)
{
printf("\"%s\": %s\n", str, result ? "PASS" : "FAIL");
if (!result)
++failures;
}
static void test_ipv4_good(const char *str, uint32_t exp)
{
struct in_addr addr;
int ret;
ret = inet_pton(AF_INET, str, &addr);
report(str, ret == 1 && addr.s_addr == htonl(exp));
}
static void test_ipv4_bad(const char *str)
{
struct in_addr addr;
int ret;
ret = inet_pton(AF_INET, str, &addr);
report(str, ret == 0);
}
static void test_ipv6_good(const char *str, uint32_t exp0, uint32_t exp1,
uint32_t exp2, uint32_t exp3)
{
struct in6_addr addr;
int ret;
ret = inet_pton(AF_INET6, str, &addr);
report(str,
ret == 1 && addr.s6_addr32[0] == htonl(exp0) &&
addr.s6_addr32[1] == htonl(exp1) &&
addr.s6_addr32[2] == htonl(exp2) &&
addr.s6_addr32[3] == htonl(exp3));
}
static void test_ipv6_bad(const char *str)
{
struct in6_addr addr;
int ret;
ret = inet_pton(AF_INET6, str, &addr);
report(str, ret == 0);
}
int main(void)
{
test_ipv4_good("0.0.0.0", 0);
test_ipv4_good("255.255.255.255", 0xffffffff);
test_ipv4_good("127.0.0.1", 0x7f000001);
test_ipv4_bad("");
test_ipv4_bad("0.0.0.");
test_ipv4_bad(".0.0.0");
test_ipv4_bad("0..0.0");
test_ipv4_bad("1.2.3.256");
test_ipv4_bad("256.1.2.3");
test_ipv4_bad("-1.2.3.4");
test_ipv4_bad("1.2.3.-4");
test_ipv4_bad("\xb1.2.3.4");
test_ipv4_bad(" 1.2.3.4");
test_ipv4_bad("1 .2.3.4");
test_ipv4_bad("1. 2.3.4");
test_ipv4_bad("1.2.3.4 ");
test_ipv4_bad("1");
test_ipv4_bad("1.2");
test_ipv4_bad("1.2.3");
test_ipv4_bad("0x1.2.3.4");
test_ipv4_bad("1.2.3.0x4");
test_ipv6_good("::",
0x00000000, 0x00000000, 0x00000000, 0x00000000);
test_ipv6_good("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff",
0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff);
test_ipv6_good("0123:4567:89ab:cdef:fedc:ba98:7654:3210",
0x01234567, 0x89abcdef, 0xfedcba98, 0x76543210);
test_ipv6_good("0:12:345:6789:abcd:ef0:12:3",
0x00000012, 0x03456789, 0xabcd0ef0, 0x00120003);
test_ipv6_good("fe80::c001:cafe:dead:c0de",
0xfe800000, 0x00000000, 0xc001cafe, 0xdeadc0de);
test_ipv6_bad("");
test_ipv6_bad(":");
test_ipv6_bad("1:2:3:4:5:6:7:8:9");
test_ipv6_bad("1:::2");
test_ipv6_bad("1::2::3");
test_ipv6_bad("1.2.3.4");
test_ipv6_bad("-1::");
test_ipv6_bad("::-1");
test_ipv6_bad("10000::");
test_ipv6_bad("::10000");
test_ipv6_bad("\xc1::");
test_ipv6_bad(" ::1");
test_ipv6_bad("1 ::2");
test_ipv6_bad("1: 2::3");
test_ipv6_bad("1: :2");
test_ipv6_bad("1:: 2");
test_ipv6_bad("1::2 ");
/* XXX We should support this format, but currently do not */
test_ipv6_bad("::ffff:1.2.3.4");
return failures != 0;
}
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